Method and apparatus for operation of combustion engines

• US 6,155,212 A
• Filed: 01/21/1997
• Issued: 12/05/2000
• Est. Priority Date: 06/12/1989
• Status: Expired due to Term

• Current Assignee: Advanced Green Innovations, LLC
• Original Assignee: Roy E. Mcalister
• Inventors: McAlister, Roy E.
• Primary Examiner(s): Kwon, John
• Application Number:
  US08/785,376
• Time in Patent Office: 1,414 Days
• Field of Search: 123/3, 123/25 A, 123/25 B, 60/320
• US Class Current: 123/3
• CPC Class Codes: F02B 2075/125 Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
• CPC Class Codes: F02B 2275/14 Direct injection into combustion chamber
• CPC Class Codes: F02B 43/08 Plants characterised by the engines using gaseous fuel generated in the plant from solid fuel, e.g. wood
• CPC Class Codes: F02B 43/10 Engines or plants characterised by use of other specific gases, e.g. acetylene, oxyhydrogen
• CPC Class Codes: F02D 35/022 using an optical sensor, e.g. in-cylinder light probe
• CPC Class Codes: F02D 35/023 by determining the cylinder pressure
• CPC Class Codes: F02G 2254/11 Catalytic burners
• CPC Class Codes: F02G 5/00 Profiting from waste heat of combustion engines, not otherwise provided for
• CPC Class Codes: F02M 25/12 the apparatus having means for generating such gases using rays and simultaneously generating ozone F02M27/06
• CPC Class Codes: F02M 27/02 by catalysts
• CPC Class Codes: F02M 27/042 by plasma
• CPC Class Codes: F02M 27/06 by rays , e.g. infrared and ultraviolet
• CPC Class Codes: F02M 31/08 the gases being exhaust gases adding exhaust gases to the air intake passage F02M26/00
• CPC Class Codes: F02M 31/10 by hot liquids, e.g. lubricants or cooling water
• CPC Class Codes: F02M 57/005 the devices being sensors
• CPC Class Codes: F02M 57/06 the devices being sparking plugs
• CPC Class Codes: F02M 61/08 the valves opening in direction of fuel flow F02M61/047 takes precedence
• CPC Class Codes: F02M 63/0007 using electrically actuated valves injection valves F02M51/06
• CPC Class Codes: F02M 63/0022 the armature and the valve being allowed to move relatively to each other
• CPC Class Codes: Y02E 20/14 Combined heat and power generation [CHP]
• CPC Class Codes: Y02T 10/12 : Improving ICE efficiencies
• CPC Class Codes: Y02T 10/30 : Use of alternative fuels, e.g. biofuels

Abstract

A heat engine system for optionally combining various embodiments selected from those based on fuel injection to induce denser air delivery to a combustion chamber, direct injection of fuel into a combustion chamber, stratified charge fuel combustion, utilization of variable degrees of excess air to control peak combustion temperature, regenerative conversion of kinetic energy into fuel value, positive ignition by spark discharge, catalytic ignition, heated surface ignition, turbocharging, turbogenerating, moisture recovery by exduction, electrolysis, thermochemical regeneration, and electrothermochemical regeneration.

Claims

1. A heat engine energy conversion process including expanding means for expansion of a gaseous inventory to do useful work on a moveable output means of said engine and including exhausting means for expelling the exhaust from said engine, the improvement comprising:

first heat exchanging means for heating a fluid,

reacting means for reacting said fluid to produce at least one derivative of said fluid,

second heat exchanging means for removal of substantial amounts of heat from said at least one derivative thereof, and imputing means for adding said fluid and said at least one derivative thereof to said expanding means for expansion,

said imputing means for adding said fluid and said at least one derivative thereof includes igniting means selected from the group including spark plasma, catalytic surface, heated surface, and ionizing radiation means.

2. The energy conversion process of claim 1 wherein said fluid is selected from the group including a fuel, an oxidant, an oxidant donor, and a hydrogen donor.

3. The energy conversion process of claim 1 wherein a substantial amount of said fluid is extracted from said exhaust of said engine.

4. The energy conversion process of claim 1 wherein said fluid is substantially comprised of a fuel and an oxygen donor in substantially stoichiometric ratio for reaction to form said at least one derivative without substantial amounts of said fuel or oxygen donor left over.

5. The energy conversion process of claim 1 wherein said fluid is substantially comprised of an oxygen donor extracted from said exhaust of said heat engine.

6. The energy conversion process of claim 1 wherein a substantial amount of said fluid includes ingredients extracted from said exhaust of said heat engine and said substantial amount of said fluid is held in storage prior to participation in said energy conversion process.

7. The energy conversion process of claim 1 wherein a portion of the inventory of said fluid is extracted from said exhaust by means selected from the group including an electric motor driven exducer means, a motor means that extracts work from said expelled exhaust of said engine, and a motor means that extracts work from said expelled exhaust of said engine and delivers substantial work to a compressing means for compressing air added to said engine.

8. The energy conversion process of claim 1 wherein said heat engine includes an engine cooling means that is included with said means for removing substantial amounts of heat from said at least one derivative thereof.

9. The energy conversion process of claim 1 wherein said means for removal of substantial amounts of heat from said at least one derivative thereof includes a substantial inventory of fuel that is used by said engine.

10. The energy conversion process of claim 1 wherein said means for removal of substantial amounts of heat from said at least one derivative thereof includes a substantial inventory of fuel that is used by said engine and said heat removal by said fuel is by countercurrent flowing means.

11. The energy conversion process of claim 1 wherein said reacting means includes energy addition from energy conversion sources selected from the group including fuel oxidation, catalytic processes, electrical heating, and electrolysis.

12. The energy conversion process of claim 1 wherein said process includes at least a second imputing means for adding to said engine a fluid selected from the group including an oxidant, said fluid, and said at least one derivative thereof.