HYBRID POWER GENERATOR COUPLED TO GRAVITY POWER GENERATOR USING BALANCE WHICH HAS PRESSURE LOAD DEVICE

• US 20130341934A1
• Filed: 08/20/2010
• Published: 12/26/2013
• Est. Priority Date: 08/24/2009
• Status: Abandoned Application

• Current Assignee: Eiji Kawanishi
• Original Assignee: Eiji Kawanishi
• Inventors: Kawanishi, Eiji
• Application Number:
  US13/261,179
• Publication Number:
  US 20130341934A1
• Time in Patent Office: Days
• US Class Current: 290/1.A
• CPC Class Codes: B60L 2200/26 Rail vehicles
• CPC Class Codes: B60L 8/00 Electric propulsion with power supply from forces of nature, e.g. sun or wind
• CPC Class Codes: B60M 3/00 Feeding power to supply lines in contact with collector on vehicles; Arrangements for consuming regenerative power controlling rail vehicles by varying voltage of power fed to vehicle B60L; power distribution in general H02J
• CPC Class Codes: B61D 43/00 Devices for using the energy of the movements of the vehicles
• CPC Class Codes: F03B 13/00 Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus if the apparatus aspects are predominant, see the relevant subclasses for such apparatus, e.g. H02K7/18; Power stations or aggregates incorporating only machines or engines of positive-displacement type F03C; hydraulic engineering aspects E02B; combinations with wind energy converters F03D9/008
• CPC Class Codes: F03D 15/10 using gearing not limited to rotary motion, e.g. with oscillating or reciprocating members
• CPC Class Codes: F03D 3/005 the axis being vertical
• CPC Class Codes: F03D 80/70 Bearing or lubricating arrangements
• CPC Class Codes: F03D 9/007 the wind motor being combined with means for converting solar radiation into useful energy
• CPC Class Codes: F03D 9/008 the wind motor being combined with water energy converters, e.g. a water turbine
• CPC Class Codes: F03D 9/12 storing kinetic energy, e.g. using flywheels
• CPC Class Codes: F03D 9/25 the apparatus being an electrical generator F03D9/22 takes precedence
• CPC Class Codes: H02K 7/1807 Rotary generators H02K7/006 takes precedence
• CPC Class Codes: H02S 10/12 Hybrid wind-PV energy systems
• CPC Class Codes: Y02E 10/46 Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
• CPC Class Codes: Y02E 10/50 Photovoltaic [PV] energy
• CPC Class Codes: Y02E 10/74 Wind turbines with rotation axis perpendicular to the wind direction
• CPC Class Codes: Y02E 70/30 Systems combining energy storage with energy generation of non-fossil origin
• CPC Class Codes: Y02P 80/20 using renewable energy
• CPC Class Codes: Y02P 90/60 Electric or hybrid propulsion means for production processes
• CPC Class Codes: Y02T 10/64 : Electric machine technologies in electromobility
• CPC Class Codes: Y02T 10/7072 : Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

Abstract

There is provided a hybrid power generating system for hydraulic power, thermal power (nuclear power) turbines, geothermal, an engine room of a ship, wind power, solar power, a train (high-speed underground electric railway). The system of the present invention for existing hydraulic power, thermal power (nuclear power) turbines, geothermal, an engine room of a ship, wind power, solar power, a train (high-speed underground electric railway), a factory or the like is installed in a space for a power generator in sites of primary, secondary, tertiary substations. A torque converter automatic transmission which serves as a coupling clutch is coupled with a rotating shaft of a motor of the above, a cylinder of pressure load equipment working with a weight, water pressure, oil pressure, air pressure or the like which is suitable for potential energy serving as output is provided on each end of a load balance, a power which is increased according to a ratio of balances is transmitted to cylinders of a reciprocating balance at a fulcrum position, the increased power is input by a crank and combined in the power generator, and thereby output is increased.

Claims

1. A hybrid power generating system for coupling a large-scale water turbine generator with a gravity power generating unit using balances, the gravity power generating unit having pressure load equipment, the hybrid power generating system, comprising;

a water turbine (78a) to be subject to water pressure energy of height difference of a large-scale hydroelectric power plant, and to be rotated by a large volume of water from a water pressure pipe at high pressure,

a power generator (11) integral with the water turbine (78a),

a gravity power generating unit (A) having pressure load equipment, using upper-lower two step balances with a center on their fulcrum, each of the balances and having a fulcrum point at a center thereof, and

a torque converter automatic transmission (86) disposed between the water turbine generator and the gravity power generating unit (A), for coupling the water turbine generator with the gravity power generating unit (A) into one power generating system;

wherein the larger the wind turbine is, the less frequently will the wind turbine turn.

wherein double acting single rod water pressure cylinders (9a) are provided on right and left leading end portions of the lower balance, a separate pressure water pump for applying water pressure by the height difference communicates in a head chamber of each of the double acting single rod water pressure cylinder (9a), via a pressure control electric valve and a flow control electric valve, leading ends of the cylinder rods are on right and left portions of a load balance (1), and apply a pressure force constantly in proportion a pressure receiving area of a piston in the head chamber,

wherein rod chambers of the right and left double acting single rod cylinders communicate with one another via a oil hydraulic tube (23), load is applied alternately to the right and left rod chambers by pressurizing the hydraulic oil by an variable displacement oil hydraulic piston pump (27) for a closed circuit in a multiplex oil hydraulic pump (14),

wherein the pressure load equipment has control device, the control device comprises a quick acting solenoid on-off shut-off valve (67) and a solenoid discharge valve between the pressure water pipe (4) and the head chamber, permanent magnet (7) and an electromagnet (6) on the leading end portion of the rod;

wherein a reciprocating oil pressure transfer unit is provided on a center portion between right and left ends of the balance, the reciprocating oil pressure transfer unit has a plurality of, right and left a double rod oil hydraulic cylinder (3a) at positions each of which set by a short distance according to a ratio of balances, a power increased by the pressure load equipment is transferred alternately to the double rod oil hydraulic cylinders to pressurize a piston,

wherein upper and lower chambers of the double rod oil hydraulic cylinders are continued via two closed circuit variable displacement oil hydraulic piston pump (25) of the same model which are activated by an external motor, the right and left double rod oil hydraulic cylinders is switched by the closed circuit variable displacement oil hydraulic piston pump (25), using a limit switch (34) at upper and lower dead center positions and a timer (38), at the same time as activation of the pressure load equipment,

wherein the multiplex oil hydraulic pump (14) is a multiplex quintuplex oil hydraulic pump (14) activated by an external motor, in the multiplex quintuplex oil hydraulic pump (14), two auxiliary pumps (26, 28) for replacing hydraulic oil are incorporated at a vertically and laterally symmetrical position, a fulcrum,

wherein a forward reverse tilt plate is angled by sensing a load of an increased power, the forward reverse tilt plate is switched by an automatic cam (46) under power transmission of an intermediate shaft, to define a variable displacement tilt plate angle for increasing quantity of the hydraulic oil,

wherein the external motor (12) activates the auxiliary pump so as to serve a function of supplying the hydraulic oil,

wherein the vertical axis water turbine generator (11) has a flywheel (8) for adjusting volume of water, an rotation axis of the vertical axis water turbine generator rotates a horizontal axis with a spiral bevel gear, the horizontal axis rotating is coupled with a shaft of right and left crank gears (17) of the gravity power generating unit, and coupled with right and left double rod cylinders (3a) and a crank rod (15), a water turbine rotates with up and down movement of the double rod cylinder, the cylinder functions as a pump, the oil hydraulic pump of the closed circuit functions as an oil hydraulic motor, the pump motor functions as a power generator,

wherein the water turbine transmits a commercial electricity as a load,

wherein a device is provided for gradually inputting an increased power to the double rod cylinders moving up and down,

wherein in the generator, an output configuration is arranged in such that a power increased according to a ratio of balances is input from the torque converter automatic transmission, balancing with the flywheel, a water turbine (78a) gradually increases an output by increased volume of water, balancing with an output of the water turbine power generator, accordingly the power which is increased with pressurizing the variable displacement oil hydraulic piston pump is converted to rotation output, the water turbine generator is capable of generating and combining power,

wherein a synchronous or an induction generator of a vector control inverter is used,

wherein the upper and lower closed circuit oil hydraulic pump (25) of the same model, and the right and left double rod oil hydraulic cylinders serve as conveyance media for coupling both power generators by closing circuits to transfer a small quantity of hydraulic oil alternately between the right and left ones,

wherein as countermeasure against sliding heat, a water-cooling radiator (89) of water jacket is applied for an inside of a pipe piston rod and a cylinder sleeve, or to the double acting single rod water pressure cylinder (3b), a double rod water pressure cylinder of arbitrary rod diameter is applied, the double rod water pressure cylinder includes head and rod chambers in which both a water pressure and an oil pressure are applied, and is incorporated in a power generation space.

2. A hybrid power generating system for coupling a small-size small-scale water turbine generator with a gravity power generating unit using balances, the gravity power generating unit having pressure load equipment, the hybrid power generating system, comprising;

a small-size small-scale water turbine generator having a water turbine (78a) and a power generator (11), the water turbine (78a) being selected according to water volume, water flow to use a source of water, a drainage canal or the like at a place of small height difference,

a gravity power generating unit (A) including pressure load equipment and upper-lower two step balances and further including a power generating equipment coupled with the power generator (11) via a horizontal axis, the power generating equipment having a rotating intermediate axis disposed at a position of the balance,

wherein double acting single rod water pressure cylinders (9a) of large diameter are provided on right and left leading end portions of the lower balance, reciprocating oil pressure transfer units are provided on a left and a right of an upper reciprocating balance with respect to a fulcrum point thereof for connecting and linking the upper and lower balances to one another, a pressure from the small volume of water and height difference is increased according to a ratio of balances into a high pressure, the high pressure is transmitted in upper and lower chambers of closed circuit double rod oil hydraulic cylinders (3a) of the reciprocating oil pressure transfer unit,

wherein closed circuit variable displacement oil hydraulic piston pumps (25) of the same model are coupled with external driving means and are connected between upper chambers and between lower chambers, a load of an increased power is applied alternately pistons of the right and left closed circuit double rod oil hydraulic cylinders (3a), at upper and lower dead points, a power further increased is input in the water turbine power generator (11) from the closed circuit double rod oil hydraulic cylinders (3a) and a crank at a position thereof,

wherein or, an air hydraulic cylinders (93) are used as pressure load equipment, instead of the water pressure cylinders, an air pressure is filled in head chambers of the air hydraulic cylinders (93), a load which is more lightweight than a weight placed on the ground is applied on leading ends of a load balance, when the weight contacts the ground by adjusting an oil pressure force in a rod chamber, no load is applied, a power is increased by switching the load alternately to one another, according to a ratio of balances, and inputs in the power generator from the crank mechanism of the double rod cylinders,

wherein alternatively, double acting single rod pneumatic cylinders having an open circuit oil hydraulic unit (79) and a storage tank may be used as pressure load equipment,

wherein a power is increased by discharge of an air pressure of a single acting air cylinder which is a device for gradually inputting a power and by increase of the air pressure by the closed circuit variable displacement oil hydraulic piston pumps (25) of the reciprocating oil pressure transfer unit, the power serves as rotating output, the output by the volume of water is combined with the increased power while adjusting a volume of water of the water turbine power generator and balancing with the increased power, to increase the output, the increased power is input in the water turbine power generator (11), thereby combined with the generated power,

wherein multi polar low revolution synchronous power generator (111) is used in a vector control inverter,

wherein the upper and lower closed circuit variable displacement oil hydraulic pump (25) of the same model, and the right and left double rod oil hydraulic cylinders (3a) are conveyance media for coupling both power generators by closing circuits to transfer a small quantity of hydraulic oil alternately between the right and left ones,

wherein the multiplex oil hydraulic pump (14) is multiplex and is activated by a vector control inverter motor (12) for a commercial electric power, the multiplex oil hydraulic pump (14) organizes one closed circuit variable displacement piston pump for a rod chamber of the double acting single rod water pressure cylinder (9a) and for a rod chamber of the air hydraulic cylinder (9e) of the device, a high-pressure variable displacement piston pump (26) which is one of auxiliary pumps for increasing or replacing the hydraulic oil in the double rod cylinder with its circuit closed, and an auxiliary gear pump (28) which is one for the pressure load equipment,

wherein a device is provided for gradually inputting an increased power to the double rod cylinders moving up and down,

wherein a water turbine (78a) gradually increases an output by increased volume of water, balancing with an output of the water turbine power generator, accordingly the power which is increased with two closed circuit variable displacement oil hydraulic piston pump (25) is rotation output, the water turbine generator is capable of generating and combining power,

wherein a synchronous or an induction generator (11) of a vector control inverter are used,

wherein in order to ensure switching of loading and unloading of the pressure load equipment, a permanent magnet and an electromagnet are provided on frames placed on the balance and the ground, or the frame placed on the ground, and an attraction and repulsion forces thereof is used,

wherein revolution each of a motor (12) and a power generator (11) of the vector control inverter is controlled by a programmed controller, and a power is increased by a small volume of water using each control device and combined with the small-size small scale water turbine power generator that is coupled thereto.

3. A hybrid power generating system, comprising:

a power generator (12) of a boiler (77) of thermal power generation of a steam, gas turbine power generating equipment, geothermal, nuclear power generation, and

a gravity power generating unit (A) which is coupled to the power generator (12) using balances and having pressure load equipment,

wherein double acting single rod steam pressure cylinders (3c)are applied to the pressure load equipment on right and left leading ends of a lower load balance, a stroke of the cylinder is set so as to discharge a slight quantity of steam, not to cause a pressure drop in a head chamber where saturated steam pressure which is air pressure is added,

wherein a seal packing or the like made of a fluorine type elastomer seal packing which withstands saturation temperature of the steam is used, a cylinder sleeve is formed into a structure of water-cooling fin (90), water-cooling radiator (89) of a water jacket in consideration of heatproof temperature of a seal for protecting the seal,

wherein since a piston rod is adapted alternately to load and unload by using attraction and repulsion forces of a permanent magnet and an electromagnet, the piston rod is formed into a lightweight pipe having a structure of water-cooling radiator fin (89)

wherein the rod chamber is open-ended and unloaded, or is loaded by loading alternately on right and left cylinders by a small-size closed circuit variable displacement oil hydraulic piston pump (27), one of a multiplex oil hydraulic pump (14), by switching load and unload under protection by the seal packing,

wherein a lower load balance (1) and an upper reciprocating balance (2) are connected and linked to one another at right and left positions with respect to fulcrum by double rod oil hydraulic cylinders (3a) of the reciprocating oil pressure transfer unit,

wherein right and left upper rod chambers are the same in quantity of a hydraulic oil, right and left lower chambers are the same in quantity of the hydraulic oil, loading is switched alternately between right and left rod chambers by the multiple oil hydraulic pump (14) activated by the vector control inverter motor (12) with external supply of electric power,

wherein alternatively, a double acting single rod steam pressure cylinder (3c), or a double rod steam pressure cylinder of an arbitrary rod diameter is used, the upper and lower chambers are protected by the seal packing, and one of oil hydraulic chambers is pressurized by a closed circuit variable displacement piston pump,

wherein since rise in oil temperature decreases viscosity in oil, and may cause leakage of hydraulic oil, a water-cooling radiator structure is employed for keeping the oil temperature constant,

wherein for the multiplex oil hydraulic pump (14), a vector control inverter motor (12) is used,

wherein in a power generator coupling mechanism comprising a turbine power generator by steam from the boiler (77), the double rod oil hydraulic cylinder (3a) linking the upper and lower balances, and an intermediate axis of a crank mechanism, a steam gas turbine power generator has high revolution, is provided with a speed reducer and a torque converter automatic transmission (86) on a rear axis thereof, and is coupled with the crank mechanism of the reciprocating oil pressure transfer unit,

wherein for electric control devices relative to a force-discharge valve of the pressure load equipment, since a steam has high temperature, a heat-resistant poppet type solenoid on-off shut-off valve activated by a limit switch (34), a timer (38), a solenoid discharge valve (85), an electromagnet (6) or a permanent magnet (7) on a leading end portion of the rod are applied, thereby input from a steam pipe (83) into a head chamber is controlled,

wherein when steam pressure is not used in the gas turbine power generator, by using double acting single rod oil hydraulic cylinders (9c) or single rod pneumatic cylinders (9d) of oil hydraulic pump units fixed on frames placed on right and left on the ground for the pressure load equipment on the load balance, and simultaneously using attraction and repulsion forces of the permanent magnet, the electromagnet on the leading end of the rod, load and unload is repeated,

wherein alternatively, an air hydraulic cylinder (9e) having a head chamber filled with an air pressure and sealed is used for the pressure load equipment, the air pressure balances with a weight (10b) placed on the ground, near each of right and left leading ends of the load balance (1), loading and connection to the ground are repeated by force-discharge alternately by right and left small-size closed circuit variable displacement oil hydraulic piston pumps (27), flushing is done by an auxiliary pump (28), and attraction and repulsion forces of the permanent magnet (7), the electromagnet (6) on the ground and the balance are also used,

wherein a power increased by each of the pressure load cylinders is input from a crank to the steam turbine power generator (11) coupled with the intermediate axis,

wherein a rotating output is increased by the closed circuit variable displacement oil hydraulic piston pump (25) sensing two loads and also by gradual increase of oil pressure and replacement of the hydraulic oil by the auxiliary pump (26),

wherein the air pressure filled in the head chamber of the single acting air cylinder (5) of the device placed on a lower portion of the load balance (1) for gradually inputting an increased power is discharged, and an air pressure is input therein,

wherein the power generator is thermal power generator, nuclear steam power generator or gas turbine generator, for using high pressure from the boiler, turbine power generation of saturated steam of high temperature,

wherein when a geothermal power generation is used, a steam pressure is generated by pressure difference and the volume of steam in a steam borehole, high pressure is obtained by using a double acting single rod steam pressure cylinder (9b) of large diameter in the pressure load equipment,

wherein in the geothermal power generation, the double rod oil hydraulic cylinder (3a) of closed circuit in the reciprocating oil pressure transfer unit, the multiplex oil hydraulic pump (14) which is activated by the vector control inverter motor (12), the pressure load equipment and the crank mechanism are the same in structure except for output difference as the boiler (77) of the aforementioned thermal, nuclear power generation, control devices is used, synchronous generator (11) or inductive generator (11) of the vector control inverter is applied for the power generator, the steam, gas turbine power generator are combined with the gravity power generating unit using balances and having the pressure load equipment.

4. A hybrid power generating system, comprising:

a large-size horizontal axis variable-pitch propeller wind turbine, and

a gravity power generating unit using balances and having pressure load equipment, the gravity power generating unit is coupled with the propeller wind turbine,

wherein a gear of a rotor of the large-size horizontal axis variable-pitch propeller wind turbine is coupled with an axis of an upper portion of a tower, with a spiral bevel gear or a bevel gear,

wherein a blade surface is configured to automatically rotate blades in such a manner that the tower is located in front of a hub and the blade (93), a yaw mechanism of a downwind rotor assists rotation, and functions as a braking apparatus (95),

wherein a gear power generator (11) having a horizontal axis is provided, the gear power generator (11) is coupled with vertically rotating long shaft (96) which extends down onto the ground under the tower, via the spiral bevel gear, alternately, a vertical axis motor (11) is provided in the aboveground tower portion,

wherein by using a plurality of bearings of a middle portion, the shaft and the tower are formed into an integral stress construction,

wherein or, a spinning mechanism for controlling wind direction may be also structured in such a manner that a nacelle and a tower portion are formed into an integral fixed structure, a yaw mechanism is provided in an aboveground portion, in strong winds the orientation of the nacelle is changed automatically while in light winds the nacelle spins by also using an auxiliary oil hydraulic spinning motor with a controller according to information on wind direction from a sensor.

wherein the generator (11) having the horizontal axis or having the vertical axis, is coupled with a gravity power generating unit (A) using balances and having pressure load equipment and is adapted for gradually inputting an power increased according to a ratio of the upper-lower two step balances, by the torque converter automatic transmission (86),

wherein a pressure device selected from an oil hydraulic cylinder (9c) of a oil hydraulic unit (79) and a pneumatic cylinder (9d), or an air hydraulic cylinder (9e) subject to weight of a weight (10b) placed on the ground near right and left leading ends of the pressure load equipment (1) is used for the pressure load equipments on right and left leading end portions of a lower balance,

wherein the power increased according to the ratio of balances is transmitted to the double rod hydraulic oil cylinder (3a) which is connected and linked to the reciprocating balance (2) on the upper step at a position of a fulcrum, the power increased according to the ratio of balances is associated with an oil volume increased and decreased by two closed circuit variable displacement oil hydraulic piston pumps (25) of the multiplex oil hydraulic pump (14) activated by the vector control inverter motor (12) driven by an external supply of electric power, the upper and lower closed circuit variable displacement piston pumps (25) are the same model,

wherein the pressure load equipment is structured in such a manner that an alternate output in chambers of right and left cylinders by one small-size closed circuit variable displacement oil hydraulic piston pump (27) is constant, an air pressure is filled and sealed in a head chamber, the air pressure is balanced with weight of the weight (10b), with assistance of attraction and repulsion forces of a permanent magnet (7) on the ground and the electromagnet (6) of the weight, and alternate loading and unloading are repeated between right and left cylinders at positions of upper and lower dead points of the air hydraulic cylinders,

wherein the power which is adjusted to be increased is added alternately on pistons of the right and left double rod cylinders of which upper chambers are the same in quantity of a hydraulic oil and lower chambers are the same in quantity of the hydraulic oil, then pressurizes the pistons to output an output power from the intermediate axes of right and left cranks which are coupled with and work with the reciprocating balance, the output power is gradually balanced with an output of a flywheel ‘

(8) which is placed near the power generator (11) and conditions revolutions of wind power and change of the output

wherein in light winds, the gravity power generating unit (A) using balances and having the pressure load equipment is activated by an external electric power to be a starting motor for driving the wind turbines, while in strong winds, the gravity power generating unit (A) provides and transmits a combined electric power to a commercial electricity that is load, an external electric power is switched to an internal electric power, by a revolution output of the wind turbines, the double rod cylinders (3a) act as oil hydraulic pumps, the oil hydraulic pumps act as oil hydraulic motors, the motor (12) just provides an output for moving up and down the weight (10b) of the pressure load equipment, and the power of increased difference is input and combined in the commercial electricity, thereby combined electric power is provided,

wherein a low revolution multi polar vector control inverter permanent magnet synchronous generator (11) capable of corresponding wind power strength is used, a flywheel (8) is used as an auxiliary device for adding conditions of wind power and gravity, vertical axis power generator (1) is adapted for supporting weight by attraction and repulsion forces of an permanent magnet (7) and an electromagnet (6) in an under portion of the rotation shaft, control devices is provided,

wherein in the hybrid power generating system, the large-size horizontal axis variable-pitch propeller wind turbine, and a gravity power generating unit using balances and having pressure load equipment are coupled with one another to provide combined power generation both in light and strong winds.

5. A hybrid power generating system, comprising:

one of vertical axis wind turbine power generators, an arcuate Darrieus wind turbine power generator and a straight blade wind turbine power generator, and

a gravity power generating unit using balances and having pressure load equipment, the gravity power generating unit is coupled with the power generator,

wherein the vertical axis wind turbine power generator, the arcuate Darrieus wind turbine power generator or the straight blade wind turbine power generator is structured to have a variable pitch blade, a variable blade axis, and a forward reverse revolution axis,

wherein for right and left two blades or a plurality of blades, a central shaft, namely a tower portion is not provided, blade shafts (107) are provided to be entirely located on right and left upper portions, a tower structural member (98) which is a semicircular frame member surrounding the blade shafts on three or four sides is fixed on the ground for supporting the blade shafts,

wherein an upper axis of a coupling structural member and an axis of a lower power generator are adapted for a main magnetic bearing portion, a plurality of, right and left upper blade shafts and lower blade shafts are entirely formed into one fit-in shaft (107), the fit-in shaft (107) is fitted in a main shaft, thereby a rotating shaft for whole blades is constructed,

wherein one center shaft (101) extending through between center of upper and lower main shafts and the plurality of the blade shafts (102) reinforced with a horizontal reinforcing plate (103) are provided, the horizontal reinforcing plate surface (103) and the blade plate surface are fixed, thereby a structure of the blade shaft (102) and the flexible center shaft (101) is constructed, in the fit-in shaft (107) in the bearing of the blade plate fixed on the horizontal reinforcing plate (103) and the upper and lower main shafts, an inserting hole (109) is formed for inserting each of a plurality of blade shafts (105) which may be variably controlled and braked, therein, the blade plate (100) may be slid up and down in each bearing,

wherein adjustment of expansion and contraction of the blade against bend, flexure and torsion of the blade, etc., in strong winds, and adjustment of pitch are possible, and upper and lower play portions (109a) are provided in bearing portions of the blade,

wherein each shaft is rotated by oil hydraulic or electric motor gear (106), suppressed by being automatically tightened by a brake band, each shaft serves as a variable blade shaft rotating in right and left directions, thereby a structure of right and left blade surface lifting force blades is constructed,

wherein the blade may be subject to a wind power in a framing member tower (98) and rotated forwardly and reversely even in light winds by moving the blade surface so as to rotate forwardly and reversely, and adjusting the blade shaft to an optimum position,

wherein each of the right and left blades (100) is reinforced by a horizontal reinforcing plate (103) at an arbitrary position such as a vertical center portion, and a rotation structure is constructed by receiving the right and left blades by upper and lower reinforcing shafts (102) which are designed slim and light-weight and a blade central axis (101),

wherein alternately, when wind pressure is borne in upper and lower play portions in upper and lower shafts and material of the blade has sufficient strength, the shaft (102) and the horizontal reinforcing plate (103) are not required,

wherein the arcuate Darrieus wind turbine is structured in such a manner that when each blade shaft (105) rotates by around 90 degrees, each shaft moves to such position that all blade plates (100) are oriented in a direction of wind, thereby wind power is eluded in strong winds or typhoons blow,

wherein in the straight bladed wind turbine, semicircular frame members to be fixed on the ground are framed upright thereby forming a tower (98a) surrounding the blades on three or four sides or any number of sides, instead of providing a central tower as in the arcuate Darrieus blades,

wherein an entire blade rotating shaft (107) for the plurality of blade plate surfaces (100) and fixedly coupled horizontal plates (103b) is adapted for the fit-in shaft (107) which is fitted in the main shaft center magnetic bearing (97a),

wherein each of the blade shafts may rotate forwardly and reversely by about 90 degrees,

wherein a low revolution permanent magnet synchronous power generator (11) is provide in a lower shaft (107), weight of the blade is reduced by floating action caused by repulsion, and increased by loading caused by attraction, by adjusting magnetic force of a permanent magnet (7) and an electromagnet (6) provided in the lower bearing portion, self-rotation of the blade is achieved even in slight winds thanks to floating structure, by using an magnetic bearing (97a) and a bearing (97) simultaneously for the upper bearing,

wherein fixing of the above frame structure member on the ground allows for installation of a wind turbine larger than the present straight blade Darrieus wind turbine on an installation area smaller than before, a size may be reduced by providing a plurality of blades, the shaft of a center axis of the tower which is reduced in diameter and weight defines an axis for receiving a horizontal reinforcing plate (103), the upper and lower shafts of each blade is adapted for a rotating gear axis (105), thereby the straight blade with turbine having blades without a tower is constructed,

wherein a torque converter automatic transmission (86) is provided on an axis of a permanent magnet synchronous power generator (11) or inductive power generator (11) of a vector control inverter multi polar low revolution structure, and an axis of an intermediate gear of a crank mechanism of reciprocating oil pressure transfer unit of the gravity power generating unit (A) using balances and having the pressure load equipment is coupled with an axis of the power generator,

wherein a power of oil pressure, air pressure, weight etc. added on the pressure load equipment on a leading end of the load balance (1) is increased according to a ratio of balances, the increased power is placed on a hydraulic oil which is filled and sealed in upper and lower chambers of the cylinder piston with the same volume, by activating right and left double rod cylinders (3a) of the reciprocating oil pressure transfer unit with use of two closed circuit variable displacement oil hydraulic piston pumps (25) of the same model, an output is increased by increasing oil quantity by pressurizing pistons, and input into the power generator while balancing with a flywheel (8),

wherein a vector control inverter motor of a multiplex oil hydraulic pump (14) is actuated by switching between the external electric power and an electric power generated by wind power, the wind power generation and the power generation of the gravity power generating unit are combined, one of the vertical axis Darrieus wind turbine generator and the straight blade wind power generator is coupled with the gravity power generating unit using balances and having pressure load equipment, thereby the hybrid power generating system is constructed for the purpose of increasing power generation in high wind operation.

6. A hybrid power generating system, comprising:

one of vertical axis wind turbine power generators, an arcuate Darrieus wind turbine power generator and a straight blade wind turbine power generator, and

a gravity power generating unit using balances and having pressure load equipment, the gravity power generating unit being coupled with the power generator,

wherein a structural member is installed fixedly on the ground with the use of a tower frame member which surrounds the wind turbine on three or four sides, and vertical axis wind turbines, an arcuate Darrieus wind turbine or a straight bladed wind turbine having a plurality of blades rotating in one way is constructed in the structural member, in the wind turbine, stress such as a centrifugal force on a bearing portion caused by one-way rotation is a great burden, a force exerted on the blades, a bearing and a fixed base which are exposed to wind and rain for a long time period is divided into two by pitch control, to construct a wind turbine having an inner and an outer forward reverse rotation wind blades, in the wind turbine, the arbitrary number of inner blades and the arbitrary number of outer blades are provided, respectively, the distance of spacing between inner and outer blades is increased as much as possible, respectively, for eliminating difference in wind speed due to inner and outer blades, a flywheel (8) is provided for converting varied wind speeds to constant revolutions at intersection, a stress, a centrifugal force on upper and lower shafts are balanced each other for reducing a burden on the bearing, and are balanced with a power increased according to a ratio of balances,

wherein two magnetic bearings (97a) on upper and lower portions of the tower serve to eliminate sound of winds by rotating two rotating shafts, an rotating shaft (107) for the inner blades, an entire rotating shaft (108) for outer blades forwardly and reversely,

wherein forward reverse revolutions are switched and combined in one electric power generator (11) by a torque converter reverse rotation transmission (86a) of a lower axis,

wherein the outer blade (99) is not provided with a reinforcing plate, each blade shaft (105) includes upper and lower plays (109a) for sliding (109) blade plates,

wherein for supporting weight of a plurality of the blades (99, 100) and the flywheel (8) and a floating force by wind power, repulsion and attractive forces of a permanent magnet (7) and an electromagnet (6), a magnetic bearing and a bearing are used concurrently to reduce frictional resistance,

wherein a structure without central tower is constructed, expansion and contraction of the blades and entire floating force by strong winds are absorbed in the upper and lower play portions (109a) of a shaft center, thereby the burden on the blades is reduced,

wherein pitch is adjusted by clockwise and counterclockwise rotations of each blade shaft, the blade is rotated to a position for causing a blade lift force even in breeze, thereby control is made allowing for power generation,

wherein a low revolution, multi polar, vector control inverter permanent magnet synchronous power generator (11) or an induction power generator (11) is directly-connected and used, revolutions of axes of separate power generators are combined by a spiral bevel gear (94) of a torque converter transmission (86a),

wherein an intermediate gear shaft of the reciprocating oil pressure transfer unit of the gravity power generating unit (A) using the balance and having the pressure load equipment is coupled with the power generator via a torque converter automatic transmission (86),

wherein a power of oil pressure, air pressure, weight etc. added on the pressure load equipment on a leading end of the load balance (1) is increased according to a ratio of balances, the increased power is placed on a hydraulic oil which is filled and sealed in upper and lower chambers of the cylinder piston with the same volume, by activating right and left double rod cylinders (3a) of the reciprocating oil pressure transfer unit with use of two closed circuit variable displacement oil hydraulic piston pumps (25) of the same model, an output is increased by increasing oil pressure (quantity) by pressurizing pistons, and input into the power generator while balancing with the flywheel (8),

wherein a vector control inverter motor (12) of a multiplex oil hydraulic pump (14) is actuated by switching between an external electric power and an electric power generated by wind power, the power generated by wind and the power generated by the gravity power generating unit are combined, it serves as an auxiliary motor (12) activated by an external electric power for start up of rotation of the blades in light winds, when power is generated by wind in fair winds, the electric power is switched from an external commercial electric power to an internal wind power generated power, then used, inner and outer forward reverse rotation blades are combined, the vertical axis Darrieus wind turbine generator or the straight blade wind power generator is coupled with the gravity power generating unit using balances and having pressure load equipment, thereby the hybrid power generating system is constructed.

7. A hybrid power generating system, comprising:

a gravity power generating unit (A) using balances and having pressure load equipment, adapted for inputting generated power in solar generated power of a large size solar power generating station, the gravity power generating unit being adapted for increasing a power according to a ratio of two step, upper and lower balances, and for inputting the increased power in the solar power generation of the large size solar power generating station,

wherein in solar power generation, a power is generated in proportion to daylight hours and the number of the solar panels (110), the generated power is connected to a commercial power supply (111a) and is stored in a power storage system (112) by means of inverter control, and since the daylight hours are limited, solar power generation is required to increase production of power within the limited hours,

wherein a multiplex oil hydraulic pump (14) used for the pressure load equipment and a reciprocating oil pressure transfer unit is activated by a motor (12) which is driven by an external electric power,

wherein for the pressure load equipment provided on a leading end portion of a lower load balance (1) extending to the right and left, a water pressure cylinder by obtaining a water pressure from a high place, a steam pressure cylinder in a place where steam pressure is available, an oil hydraulic cylinder (9c) of an oil hydraulic unit (79), a pneumatic cylinder (9d), or an object which supports weight of the weights (10b) on right and left leading end portions of the load balance (1) by the air hydraulic cylinder (9c) may be used, any one of them repeats loading and unloading alternately on the right and the left of the balance,

wherein a power is increased by the pressure load equipment according to the ratio of balances, the increased power is transferred to right and left double rod oil hydraulic cylinders (3a) which are connected and linked to an upper reciprocating balance (2) at a fulcrum position,

wherein for the multiplex oil hydraulic pump (14) a vector control inverter motor driven by the external electric power is used, the double rod oil hydraulic pump (3a) is driven by two closed circuit variable displacement piston pumps of the same model which are provided between the upper chambers, and between the lower chambers, respectively,

wherein an alternate output of the water pressure, the steam pressure, the oil pressure or the air pressure from one small size closed circuit variable displacement oil hydraulic piston pump (27) provided between the pressure load equipments, or an alternate output into right and left rod chambers of the air hydraulic cylinders is constant,

wherein an air pressure is filled in the head chamber of the air hydraulic cylinder, to be balanced with weight of a weight (10b), or a pressure is injected and discharged in a head chamber of the water pressure, the steam pressure, or the pneumatic cylinder, and injected alternately right and left oil hydraulic rod chambers,

wherein with assistance of attraction and repulsion forces of the permanent magnet (7) and the electromagnet (6) of the weight on the ground or the load balance, loading and unloading is switched repeatedly, alternately on the right and left cylinders at a position of upper and lower dead points of the crank,

wherein a power increased by loading is placed alternately on pistons of right and left double rod cylinders (3a) in which volume of oil is the same between the upper chambers, and between the lower chambers, thereby pushing the pistons,

wherein by increasing oil quantity with an auxiliary pump (26) an output of the power generator (11) is gradually increased via intermediate axes of right and left cranks which are coupled and associated with the reciprocating balance, the output of the power generator is combined with the solar generated power by a power conditioner (53),

wherein in hours without sunshine, such as nighttime and rainy day, the gravity power generating unit (A) using the balances and having the pressure load equipment is driven by a vector control inverter motor (12) which is activated by an external electric power, and functions as a solo gravity power generating unit or as a power generation unit constructed by combining the gravity power generating unit (A) and a wind turbine power generator, a power from each pressure load equipment is increased according to the ratio of balances and input in the gravity power generating unit (A),

wherein in strong winds, a combined electric power is transmitted to the commercial electric power which is a load,

wherein in a place where a water pressure from a high place is available, the water pressure cylinder is employed for each cylinder of the pressure load equipment, the reciprocating oil pressure transfer unit, in a place where a steam pressure is available from a boiler and a geothermal heat, the steam pressure cylinder is employed for each cylinder of the pressure load equipment, the reciprocating oil pressure transfer unit, alternately, an oil hydraulic (9c), a pneumatic cylinder (9d), a weight and air hydraulic cylinder (93) is used for the pressure load equipment,

wherein in a combined power generating station, a power is generated mainly by solar power generation in unpredictable sunshine hours in daytime, the power is combined by connecting the power conditioner (53) of the solar power generation to unpredictable wind power generation,

wherein a low revolution multi polar vector control inverter permanent magnet synchronous generator (11) capable of corresponding wind power strength is used, during either of solar power generation or wind power generation, an external electric power is switched to an internal electric power, by a revolution output of the wind turbine power generation, the double rod cylinders (3a) act as oil hydraulic pumps, the oil hydraulic pumps act as oil hydraulic motors, an output of the motor (12) is applied just as an output for moving up and down the weight (10b) of the pressure load equipment, and the power of increased difference is input in the commercial electricity, thereby combined electric power is provided,

wherein in the hybrid power generating system, a generated power of a wind power generation or a separate gravity power generating unit (A), and a solar generated power are combined by the power conditioner (53), each control device is provided for increasing output, and the gravity power generating unit using the balance and having the pressure load equipment is coupled.

8. A hybrid power generating system, comprising:

an oil, a liquefaction gas, a coal, an iron ore, a container carrier, a large special service ship, a self-navigation work vessel, a vessel, a submarine having a motor (12) propeller shaft connected to a diesel engine (113) and a power generator, a steam turbine propeller shaft of a gas turbine engine (114) or a nuclear power and a power generator, and

a gravity power generating unit using balances and having pressure load equipment,

wherein a large size diesel engine is of low or middle revolution, a flywheel (8) is provided on a front part of the engine, a gas turbine (78b), a nuclear power steam turbine (78) are of high revolution,

wherein the propeller shaft is coupled with an intermediate gear shaft of a crank gear of a reciprocating oil pressure transfer unit of the gravity power generating unit (A) using the balance and having the pressure load equipment, via a reduction gear device and a torque converter automatic transmission (86),

wherein in head chambers of right and left large size double acting single rod water pressure cylinders (9a) of the pressure load equipment, a high water pressure is taken through a water pipe (4) from a bow of the ship with the use of own ship speed,

wherein when a double acting single rod steam pressure cylinder (9b) is used, each of a boiler steam pressure (77) by cooling of a gas turbine (78b) and a boiler steam pressure of a nuclear power is injected in a head chamber of a cylinder via a pressure/flow rate control electric valve (92), thereby a pressure on a leading end of the rod is obtained, injection quantity of the steam pressure is very small so as to cause a slight stroke,

wherein the pressure is placed on a right and left of the load balance so as to be applied thereon constantly,

wherein water is discharged while steam is circulated,

wherein a high water pressure pump (4b) to be activated by a motor (12) is provided in a pressure water pipe, thereby water flow of the self-navigation vessel is made at high pressure,

wherein for the reciprocating cylinder, a double rod oil hydraulic cylinder (3a), a double acting double rod water pressure cylinder, or double acting single rod water pressure cylinder (3b) is used, oil pressure is applied in a rod chamber of the double rod cylinder, used is the double rod cylinder in which oil pressure is applied in a rod chamber and water pressure is applied the other rod chamber, while used is the double acting single rod cylinder in which the water pressure is applied in the head chamber, and the oil pressure is applied in the rod chamber,

wherein the stroke is associated with a crank (15), and operating directions of the pistons are switched alternately between the right and the left cylinders by a switch (34) at upper and lower dead points,

wherein in a vessel without using water pressure force, the double acting single rod oil hydraulic cylinder (9c) of which activation is controlled by the oil hydraulic pump, or the double acting single rod pneumatic pump (9d) which is pressurized by the air pressure compressor and pressurized air pump is used,

wherein the structure of connecting the above directly to the engine is employed, the generator or a motor propeller shaft of the motor propeller shaft ship is coupled via a torque converter automatic transmission,

wherein power is generated at an arbitrary place where the water flow or the steam pressure is introduced, and the power is transmitted.

wherein control is carried out by each control device provided in the pressure load equipment of the gravity power generating unit (A) using the balances and having the gravity power generating unit,

wherein in the case of a ship on cruise for a long period of time, water flow caused by the ship according to the cruising speed provides a loading output, and a fuel cost is saved by using the steam pressure to increase cruising speed, and the gravity power generating unit using the balances and having the pressure load equipment is coupled.

9. A hybrid power generating system, comprising:

a train such as local train and limited express train, and

a gravity power generating unit using balances and having pressure load equipment,

wherein an electric power which is used for operation of the number of train services for the entire distance of railway routes including uphills and downhills is transmitted to trains (118) by a plurality of substations using direct current or alternating current via overhead cables,

wherein an electric power consumption becomes to a maximum from when a train starts till when the train runs at a nominal velocity, will be decreased when the train operates with inertia driving force, and when a regenerative brake is used for deceleration, an electric power is returned via overhead cables in direct current and alternate current trains, the electric power more than required for total number of train services is transmitted, for safety purpose,

wherein to reuse properly the regenerated electric power which otherwise should have been discarded, the gravity power generating unit (A) using balances and having the pressure load equipment is installed at each substation,

wherein two closed circuit variable displacement piston pumps (25) of the multiplex oil hydraulic pump (14) of a reciprocating oil pressure transfer unit and one closed circuit variable displacement piston pump (27) are driven by a motor (12) activated by the regenerative brake, the closed circuit variable displacement piston pumps (25) are provided between upper chambers and between lower chambers of the double rod cylinders (3a), respectively, the closed circuit variable displacement piston pump is provided between rod chambers of the pressure load equipment using oil pressure, air pressure, a weight, or water pressure from a rain reservoir, etc. of a building at a high place or between rod chambers of right and left air hydraulic cylinders (9e) using a weight, oil pressure force is controlled by the closed circuit variable displacement piston pump (27),

wherein a single acting air cylinder (5) is adapted for input of power which is gradually increased by right and left alternate loading according to a ratio of the balances, output by discharge of the single acting air cylinder (5) and by increased oil pressure (oil volume) of two closed circuit variable displacement piston pump (25) is transmitted to a commercial electric power, as generated power of a generator (11) of a vector control inverter, from a rotation sensor of a power generator or the like via a controller (53), alternately, a power generated by an increased power by the motor (12) activated by a surplus electric power is fed, thereby regenerated power at a substation of a train is used efficiently.

10. A hybrid power generating system, to be coupled with the gravity power generating unit using the balance and having the pressure load equipment, as set forth in claim 9,

wherein in a high-speed underground electric railroad service in land over a public land and a private land such as a town area, under bottom of the sea, or the like, a train runs on a single track straight railway of standard gauge or wider gauge connecting stations to one another, provided in a deep underground small diameter tunnel (126b),

wherein a plurality of platforms (126b) are provided per station in a starting station, a terminal station, and a plurality of intermediate stations which are provided on the ground, between adjacent stations, provided are an uphill zone and a downhill zone (124) which have the same inclination relative to a platform and the same distance, and a level zone which also has the same depth and distance,

wherein a part of the plurality of the platforms is adapted for the platforms for access to street cars on the ground or for access to route buses,

wherein the train service is based on a shuttle service on a single track between stations, therefore, when a route is completed between two stations, it may be adapted for commercial railway,

wherein for a train, a low-floor train (118a) driven by an alternate current high output rotating vector control inverter VVVF induction motor having each control device is used, allowing for acceleration up to 400 km/h along the downhill zone (for employing in smaller diameter tunnels, a magnetically elevated low-floor linear motor train is used), the train is accelerated to a maximum speed along the downhill zone, for braking a potential energy on the zone, a regenerative brake is used,

wherein a regenerated power is returned to substation facilities (111) installed on the plurality of the stations, input as a driving power of a vector control inverter motor (12) of a multiplex oil hydraulic pump (14) of the gravity power generating unit (A) using the balance and having the pressure load equipment,

wherein the gravity power generating unit (A) using the balances and having the pressure load equipment has each control device and is driven at a low voltage, the multiplex oil hydraulic pump (14) organizes main pumps (25, 27) for each cylinder of the reciprocating oil pressure transfer unit and the pressure load equipment, and auxiliary pumps (26, 28) for flushing and increasing oil pressure (volume) into one unit,

wherein the pressure load equipment is activated by a closed circuit oil hydraulic piston pump (27), the pressure load equipment is an air hydraulic cylinder (9e) which are disposed under the right and left portions of the load balance (1) for applying a load of a weight (10b) alternately on the right and left of the load balance, or an apparatus for applying the load by a pressure force from any of an oil hydraulic unit, pneumatic cylinder, a water pressure cylinder using a water pressure from the high place, along with attraction and repulsion forces of a permanent magnet (7) and an electromagnet (6),

wherein by a reciprocating oil pressure transfer unit, right and left double rod cylinders (3a) located with a fulcrum of the load balance (1) therebetween are linked and connected to one another with the use of the reciprocating balance (2), in bilaterally symmetrical relation, a power increased according to a ratio of length between the reciprocating balance and the load balance is transmitted to the double rod cylinders (3a), one and the other upper chambers, and one and the other lower chambers are communicated by two closed circuit variable displacement oil hydraulic piston pumps (25) for producing a reciprocating drive force,

wherein single acting air cylinders (5) which support the right and left portions of the load balance and gradually input a power thereto are installed on the ground, a power which is increased by discharge of the single acting air cylinder (5) is gradually input in the reciprocating oil pressure transfer unit,

wherein at the same time, from the auxiliary pump (26) a quantity of oil, an amount of fluid pumped corresponding to the increased power is gradually added, a rotation output is increased, a flywheel (8) is provided in an intermediate gear shaft engaging with right and left crank gears of the speed increasing gear box (13) of a crank mechanism which is associated with the double rod cylinders (3a) coupled with the reciprocating balance (2), the power is input from the intermediate gear shaft in the vector control inverter generator (11) and output therefrom,

wherein an electric power is generated corresponding to an electric power to be consumed by a plurality trains, is transformed to alternate current electricity at high voltage and fed to overhead wires, or transmitted to a commercial electric power,

wherein the train runs on a level zone, an uphill zone to a platform and arrives at the platform on the ground, using a power regenerated during run on a downhill zone and a power generated by the gravity power generating unit (A),

wherein most of an amount of electric power for a plurality of single-track trains is supplied from the gravity power generating unit (A) using the balances and having the pressure load equipment, each of the single-track train departs from a station at 3 to 4 minute intervals,

wherein in the train service, a plurality of platforms (126) at each station are used, trains operate on a single track in such a manner that a train departs from a starting station (123a), arrives at a next station (123b), another train waiting at the next station (123b) departs immediately for the starting station (123a), the train stopping at the next station (123b) immediately departs for an intermediate station (123c), after the train arrives at the intermediate station (123c), yet another train waiting at the intermediate station (123c) departs for the next station (123b), a train service comprises a train service stopping at every station between the starting station to the terminal station and a simple shuttle train service between stations, in the train service, a train departs from the starting station (123a) to the terminal station, at the same time a (different) train departs from the terminal station for the starting station, a person who gets on at the starting station (123a) and gets off at the terminal station and a person who gets on the terminal station directing the starting station do not change trains, although trains stop at every station, a person who gets on at any of intermediate stations may always get on a train waiting at the station or may await and get on either of the train directing the starting station and the train directing the terminal station, a waiting time corresponds to a driving time between the stations,

wherein in regard to boarding and exiting of passengers, seats are eliminated, and instead, handrail stands (137) are provided on a floor, for smooth flow of passengers, a passenger step (130, 130a) is provided, the passenger step automatically operates with opening and closing of a door, thereby a gap and a level difference between the train and the platform are eliminated, allowing a passenger such as a passenger in a wheel chair, or a passenger with a baby buggy to get on and off swiftly and without inconvenience and to afford to spend time for getting on and off from arrival to departure of the train,

wherein for a single track train service, a safety equipment is arranged on rails (126a) alongside of a platform at a train-stop-station, the safety equipment has a mechanism for allowing only one train in a tunnel between the stations,

wherein in the high-speed underground electric railroad service, a section is connected between aboveground stations via a small-diameter deep underground tunnel (126b), each section includes a downhill zone, a level zone, and an uphill zone of generally the same distance, the section is of a straight railway with a single track of broad gauge, most of an electric power required for driving a plurality of low-floor trains (118a) driven by an alternate current high-output rotary induction motor may be provided by a plurality of the gravity power generating units (A) using the balances and having the pressure load equipments which effectively use an electric power regenerated in operation on the downhill zone.

11. A hybrid power generating system for coupling a gravity power generating unit using balances and having pressure load equipment, and a high-speed underground electric railroad service in land over a public land and a private land such as a town area, under bottom of the sea, or the like, as set forth in claim 10,

wherein a plurality of platforms (126) are provided at each station of the starting station, the terminal station and a plurality of the intermediate stations, a deep underground single track tunnel is provided in each section between the stations, each of the deep underground single track tunnels has a structure of the same distance, the same downhill and uphill zones, a level zone of the same distance and depth, the deep underground single track tunnel may be a small-diameter shielded tunnel,

wherein the magnetically elevated low-floor linear motor (118b) is a small-size high speed onboard primary member type magnetically elevated linear motor train (118b), a low-floor train (118a) which can operate stably at high-speed,

wherein alternately a shielded tunnel of large size is provided, the shielded tunnel is divided into upper and lower parts for operation on a double track,

wherein in the magnetically elevated low-floor linear motor train (118c), an air conditioner and a control device to be disposed in a ceiling of a compartment is disposed under seats (119b) provided on a side wall adjoined to a floor, thereby a vertical width is decreased compared to the aforementioned magnetically elevated low-floor linear motor train (118b),

wherein concrete segments (127) of the tunnel are partly replaced with steel segments (127a), and a thin steel structural member (127b) which is provided integrally with a magnetically elevated structural member (127c) is adhered and fixed onto the steel segments (127a) of a center potion of the tunnel, thereby the tunnel is divided and blocked,

wherein a pressure plate (120) has a structure of applying wind pressure to restrain shaking of a body of the train running at high speed which is caused by distorted structure of an inside of a double track tunnel having upper and lower tracks, the pressure plates are provided on the steel structural members supporting the segments and the steel structural members (127b), spaced at arbitrary regular interval, the pressure plates are provided also on a roof of the train, thereby constructing a structure for maintaining constant airflow relative to top, right and left sides of the body of the train to restrain shaking of the body of the train,

wherein a service of the magnetically elevated low-floor linear motor train (118c) uses an aboveground station having two-storied, upper and lower platforms,

wherein the magnetically elevated linear motor trains (118b, 118c) operating on a single and double tracks are accelerated to the maximum speed on the downhill zone, a regenerated power by a regenerative brake used in the zone is input in the vector control inverter motor (12) of the multiplex oil hydraulic pump (14) of the gravity power generating unit using the balance and having the pressure load equipment, via each control device of a substation facility (111), as a driving electric power,

wherein a generated power of the vector control inverter power generator (11) is transformed again to an alternate current high voltage and fed to overhead cables or transformed to a commercial electric power, by a structure similar to a low-floor rotating motor train (118a),

wherein the magnetically elevated low-floor linear motor train (118b, 118c) is driven by using an alternating current high-output vector control inverter VVVF induction linear motor, when each distance between stations is longer and higher speed is required, a superconductive elevated linear motor train is employed, the high-speed underground electric railroad service comprises the small diameter deep underground tunnels.

12. A high-speed underground railroad service, as set forth in claim 10,

wherein a passenger step used by passengers are adapted for facilitating swift, safe and sure boarding and alighting,

an internally threaded portion is formed in a lower portion of a housing portion of a sliding door (131), side portions of the step (130) on right and left portions contacting with a floor of a body of a train is adapted for bearings (133b), right and left externally threaded shafts are fitted in the internally threaded portions, then the shafts are connected to right and left portions of the step (130), the internally threaded portion (133) rotates the externally threaded shaft (132) about an axis along with opening and closing of the door, thereby the step of a proper width contacts a floor of a platform, the step is provided with a play as counter measure against shaking of the train, the passenger step has a simple and sure mechanical structure for being stored in front of the door and extended to contact with the floor of the platform repeatedly,

wherein alternately, in a train having cars which are configured so as to define generally constant gap and level difference relative to a platform along an entire length of the train cars, provided is a mechanism which is actuated by using an electric, pneumatic apparatus for extending the passenger step (130a) from an underside of a floor adjacent to a door and retracting the passenger step (130a) therein, cooperating with opening and closing of the door, two types of step equipment (130, 130a) comprises a metallic portion and an elastic material such as rubber or plastic for eliminating the gap (134) and the level difference between the platform (129) and the floor adjacent to the passenger door, the passenger step is non-slip, and has proper width and thickness, thereby the passenger step is structured so as to allow passengers with a large carry-bag or a baby baggie, a passenger in wheelchair, or a handicapped passenger for getting on and off the train surely and safely, the passenger step may be applied for the linear motor train, an aboveground street car or a route bus, the high-speed underground railroad service is provided with the passenger step (130, 130a) for allowing reduction in boarding and alighting time surely and safely in a high-speed train operation.

13. A high-speed underground railroad service, as set forth in claim 10,

wherein handrail stands are provided for facilitating smooth flow of passengers getting on and off a train which stops at a station, since the train departs from a station at 3 to 4 minute intervals and operates through tunnels in a short time period, no window is required, in a low-floor rotary motor train (7), a portion such as a floor which covers wheels is used for the required number of seats (119, 119a) for the handicapped, in a magnetically elevated low-floor linear motor train, each air conditioner, control device or the like to be disposed in a ceiling is positioned under seats on a side wall which contacts with the floor, a rest of the floor is not provided with seats, instead, hand straps or the like are provided, and hand rails on right and left side walls (137b) (hand rest) are provided, and two rows of the handrail stands (137) are provided on a center portion of the floor, in parallel relation to the side walls, or on the floor in parallel relation to the side walls,

wherein the proper number of the handrail stands (137) having proper length roughly at waist height are provided at positions except for those near passenger doors (131, 131 a), or a portion of a floor which does not disturb passengers from boarding or alighting, the handrail stands (137a) in place of seats are provided perpendicular to the direction of travel, since the handrail stands (137a) are roughly waist-high, a passenger is allowed to lean his body on the handrail stand, while holding the strap with his hand, thereby the passenger may be prepared for acceleration during travelling at high-speed, the high-speed underground electric railroad service which are provided with the handrail stands by eliminating seats for facilitating smooth flow of passengers boarding and alighting may be applied to a commuting train, vehicle for the handicapped, or route bus.