Generators and vehicles having auxiliary power generation systems

• US 8,985,253 B2
• Filed: 02/05/2013
• Issued: 03/24/2015
• Est. Priority Date: 02/05/2013
• Status: Expired due to Fees

• Current Assignee: Honda Motor Co., Ltd. (Honda Motor Company)
• Original Assignee: Honda Motor Co., Ltd. (Honda Motor Company)
• Inventors: Winter, Stephen F., Asao, Kohsuke, Mascadri, Anthony P.
• Primary Examiner(s): Phan, Hau
• Assistant Examiner(s): MEYER, JACOB B
• Application Number:
  US13/759,136
• Publication Number:
  US 20140216841A1
• Time in Patent Office: 777 Days
• Field of Search: 180/291, 180/65.21, 180/65.28, 180/65.285
• US Class Current: 180/65.22
• CPC Class Codes: B60K 5/00 Arrangement or mounting of internal-combustion or jet-propulsion units B60K7/00 takes precedence; arrangement or mounting of plural diverse prime-movers for mutual or common propulsion B60K6/00
• CPC Class Codes: B60Y 2200/23 Ridable golf cars
• CPC Class Codes: H02K 7/003 Couplings; Details of shafts means for mounting rotors on shafts H02K1/28
• CPC Class Codes: H02K 7/11 with dynamo-electric clutches
• CPC Class Codes: H02K 7/1815 structurally associated with reciprocating piston engines general aspects of generating sets, e.g. housing, F02B63/04
• CPC Class Codes: H02K 9/06 with fans or impellers driven by the machine shaft

Abstract

A vehicle includes a generator coupled with an internal combustion engine and configured to produce generated electrical power in response to operation of the internal combustion engine. The generator includes a rotor, a stator, and a clutch configured to selectively disengage the rotor. The vehicle also includes a controller coupled with the generator, a power receptacle, and an operator control device. Generators are also provided.

Claims

1. A vehicle of comprising:

a frame extending along a longitudinal axis from a front end to a rear end, the frame also extending laterally between a left side and a right side, the frame comprising a floor structure, the floor structure at least partially defining an occupant compartment;

a left front wheel rotatably coupled to the left side adjacent to the front end;

a right front wheel rotatably coupled to the right side adjacent to the front end;

a left rear wheel rotatably coupled to the left side adjacent to the rear end;

a right rear wheel rotatably coupled to the right side adjacent to the rear end;

a utility bed coupled with the frame at a longitudinal position rearward of the driver seat and the passenger seat;

a driver seat and a passenger seat, each being coupled with the frame alongside one another at a common longitudinal position relative to the frame within the occupant compartment, and with a first one of the driver seat and the passenger seat disposed adjacent to the left side, and with a second one of the driver seat and the passenger seat disposed adjacent to the right side;

a steering wheel disposed within the occupant compartment and coupled with each of the left front wheel and the right front wheel, and configured to facilitate steering of the left front wheel and the right front wheel by a driver seated in the driver seat;

an internal combustion engine coupled to the frame, and selectively drivingly coupled with at least one of the left front wheel, the right front wheel, the left rear wheel, and the right rear wheel to facilitate propulsion of the vehicle along a ground surface;

a generator coupled with the internal combustion engine and configured to produce generated electrical power in response to operation of the internal combustion engine, the generator comprising a rotor, a stator, and a clutch configured to selectively disengage the rotor;

a power receptacle;

an operator control device; and

a controller coupled with each of the generator, the power receptacle, and the operator control device;

wherein;

the controller is configured to receive the generated electrical power from the generator and to be controlled by the operator control device to provide conditioned electrical power to the power receptacle, the conditioned electrical power comprising alternating current of between about 100 volts and about 500 volts and having a frequency of between about 40 hertz and about 70 hertz;

the frame further comprises a roll cage;

the roll cage cooperates with the floor structure to define the occupant compartment;

the utility bed is coupled with the frame at a longitudinal position rearward of the driver seat and the passenger seat;

the utility bed

comprises a cargo support surface configured to support cargo; and

at least a portion of the engine is disposed beneath the driver seat and the passenger seat and at a lateral position relative to the frame generally midway between the left side and the right side;

the rotor has a rotational axis;

the rotational axis is parallel with the longitudinal axis;

at least a portion of the generator is disposed beneath the cargo support surface; and

the generator is disposed at a lateral position relative to the frame generally midway between the left side and the right side.

2. The vehicle of claim 1 wherein the vehicle further comprises a utility bed, wherein

the utility bed is movably coupled with the frame such that the utility bed is pivotable between a dumping position and a cargo carrying position.

3. The vehicle of claim 1 wherein:

the generator is disposed at a longitudinal position relative to the frame rearward of the driver seat; and

the generator is disposed at a lateral position relative to the frame generally midway between the left side and the right side.

4. The vehicle of claim 1 wherein the controller is configured to adjust a throttle of the internal combustion engine.

5. The vehicle of claim 4 wherein the controller is further configured to receive, and provide the conditioned electrical power to the power receptacle in selective response to, each of a parking brake signal, a gear position signal, and an engine speed signal.

6. The vehicle of claim 1 wherein the conditioned electrical power comprises a voltage of between about 110 volts and about 130 volts, and a frequency of about 60 hertz, and is at least about 1000 watts.

7. The vehicle of claim 1 further comprising a body and a generator control panel, wherein:

the body comprises a plurality of body panels each being attached to the frame;

the generator control panel is attached to at least one of the frame and the body;

the generator control panel supports each of the power receptacle, the operator control device, and at least one circuit protection device; and

each of the at least one circuit protection device is configured to selectively disrupt provision by the controller of the conditioned electrical power to the power receptacle.

8. The vehicle of claim 7 wherein:

at least one of the body and the frame defines an opening to facilitate ingress and egress of at least one of a driver and a passenger relative to the occupant compartment;

the opening is disposed at a longitudinal position relative to the frame generally midway between the front end and the rear end; and

the generator control panel is disposed adjacent to the opening and at a longitudinal position rearward of a corresponding vertical portion of the opening, and generally beside and laterally outwardly of one of the driver seat and the passenger seat.

9. The vehicle of claim 8 further comprising a blocking member configured to selectively block at least a portion of the opening to prevent ingress and egress of at least one of a driver and a passenger relative to the occupant compartment, and wherein the generator control panel is disposed adjacent to and at a longitudinal position rearward of the blocking member when the blocking member is in a closed position.

10. The vehicle of claim 8 further comprising a utility bed coupled with the frame at a longitudinal position rearward of the driver seat and the passenger seat, wherein:

the driver seat comprises a seating surface extending along a support plane and configured to support a seated driver;

the floor structure comprises a floor surface extending along a floor plane and configured to support feet of a driver seated in the driver seat;

the support plane and the floor plane are generally horizontal and parallel with one another;

the generator control panel is disposed at a longitudinal position entirely forward of the utility bed; and

the generator control panel is disposed at a vertical position at least substantially entirely above the floor plane and at least substantially entirely beneath the support plane.

11. A vehicle comprising:

a frame extending along a longitudinal axis from a front end to a rear end, the frame also extending laterally between a left side and a right side, the frame comprising a floor structure, the floor structure at least partially defining an occupant compartment;

a left front wheel rotatably coupled to the left side adjacent to the front end;

a right front wheel rotatably coupled to the right side adjacent to the front end;

a left rear wheel rotatably coupled to the left side adjacent to the rear end;

a right rear wheel rotatably coupled to the right side adjacent to the rear end;

a driver seat and a passenger seat, each being coupled with the frame alongside one another at a common longitudinal position relative to the frame within the occupant compartment, and with a first one of the driver seat and the passenger seat disposed adjacent to the left side, and with a second one of the driver seat and the passenger seat disposed adjacent to the right side;

a steering wheel disposed within the occupant compartment and coupled with each of the left front wheel and the right front wheel, and configured to facilitate steering of the left front wheel and the right front wheel by a driver seated in the driver seat;

an internal combustion engine coupled to the frame, and selectively drivingly coupled with at least one of the left front wheel, the right front wheel, the left rear wheel, and the right rear wheel to facilitate propulsion of the vehicle along a ground surface;

a generator coupled with the internal combustion engine and configured to produce generated electrical power in response to operation of the internal combustion engine, the generator comprising a rotor, a stator, and a clutch configured to selectively disengage the rotor;

a power receptacle;

an operator control device; and

a controller coupled with each of the generator, the power receptacle, and the operator control device;

wherein;

the controller is configured to receive the generated electrical power from the generator and to be controlled by the operator control device to provide conditioned electrical power to the power receptacle, the conditioned electrical power comprising alternating current of between about 100 volts and about 500 volts and having a frequency of between about 40 hertz and about 70 hertz;

the internal combustion engine comprises an engine block and a power take off;

the generator further comprises a shaft, a housing, and a first bearing;

the shaft extends between a first end and a second end;

the housing comprises an end plate and a side wall structure;

the first bearing couples the first end of the shaft with the end plate;

the housing is bolted to the engine block such that the second end of the shaft is coupled with the power take off;

the rotor is rotatable relative to the housing and defines a rotor bore;

the stator is fixed relative to the housing and defines a stator bore;

the shaft extends through each of the rotor bore and the stator bore;

at least one of the rotor and the stator is disposed adjacent to the second end of the shaft;

the clutch comprises an electromagnetic clutch and is disposed adjacent to the first end of the shaft; and

the clutch is coupled with each of the shaft and the rotor, and is configured to selectively engage the shaft with the rotor.

12. The vehicle of claim 11 wherein:

the generator further comprises a fan disposed adjacent to the first end of the shaft and coupled with each of the clutch and the rotor; and

the stator is disposed at least substantially within the rotor bore, concentrically between the shaft and the rotor.

13. The vehicle of claim 12 wherein:

the housing further comprises a mounting plate;

the side wall structure extends between and contacts each of the end plate and the mounting plate;

the generator further comprises a second bearing;

the second bearing couples the second end of the shaft with the mounting plate;

the power take off comprises a portion of a crankshaft of the internal combustion engine; and

the mounting plate contacts the engine block.

14. The vehicle of claim 13 wherein:

the rotor has a rotational axis;

the portion of the crankshaft is rotatable about the rotational axis; and

the rotational axis is parallel with the longitudinal axis.

15. A vehicle comprising:

an internal combustion engine comprising an engine block and a power take off, the internal combustion engine facilitating propulsion of the vehicle along a ground surface;

a generator coupled with the internal combustion engine and configured to produce generated electrical power in response to operation of the internal combustion engine, the generator comprising a shaft, a housing, a rotor, a stator, and a clutch configured to selectively disengage the rotor;

a power receptacle; and

a controller coupled with each of the generator and the power receptacle;

wherein;

the controller is configured to receive the generated electrical power from the generator and to facilitate provision of conditioned electrical power to the power receptacle;

the housing is bolted to the engine block such that one end of the shaft is coupled with the power take off;

the rotor is rotatable relative to the housing and defines a rotor bore;

the stator is fixed relative to the housing and defines a stator bore;

the shaft extends through each of the rotor bore and the stator bore;

the clutch comprises an electromagnetic clutch and is disposed adjacent to another end of the shaft; and

the clutch is coupled with each of the shaft and the rotor, and is configured to selectively engage the shaft with the rotor.