Apparatus and method for controlling power generation system

• US 9,506,405 B2
• Filed: 05/31/2012
• Issued: 11/29/2016
• Est. Priority Date: 04/03/1998
• Status: Expired due to Fees

• Current Assignee: Rockwell Collins Control Technologies, Inc. (Rtx Corporation)
• Original Assignee: Rockwell Collins Control Technologies, Inc. (Rtx Corporation)
• Inventors: Vos, David W.
• Primary Examiner(s): Everett, Christopher E
• Application Number:
  US13/485,129
• Publication Number:
  US 20120239228A1
• Time in Patent Office: 1,643 Days
• Field of Search: None
• US Class Current: 1/1
• CPC Class Codes: B60K 6/42 characterised by the architecture of the hybrid electric vehicle
• CPC Class Codes: F01D 15/02 Adaptations for driving vehicles, e.g. locomotives
• CPC Class Codes: F02C 9/00 Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants controlling air intakes F02C7/057; controlling turbines F01D; controlling compressors F04D27/00; controlling in general G05
• CPC Class Codes: F05D 2270/051 Thrust

Abstract

A vehicle includes at least one propulsion member and a power generation system. The power generation system includes a power source and a transmission configured to provide torque to the at least one propulsion member. The power generation system further includes a control apparatus comprising an input device and a processor. The processor is configured to receive signals indicative of a power output command, a plurality of detected ambient air conditions, and a plurality of detected power generation system parameters. The processor is also configured to determine a plurality of power generation system control settings for improving efficiency of the vehicle based on at least one of signals indicative of the power output command, the signals indicative of the plurality of detected ambient air conditions, and the signals indicative of a plurality of power generation system parameters.

Claims

1. A vehicle comprising:

at least one propulsion member; and

a power generation system comprising

a power source,

a transmission, and

a control apparatus comprising

an input device configured to generate signals indicative of a power output command, and

a processor

configured to

receive signals indicative of

 

the power output command,

 

a plurality of detected ambient air conditions, and

 

a plurality of detected power generation system parameters,

determine a plurality of power generation system control settings for improving efficiency of the vehicle by using look-up tables to interpolate data representative of

 

the signals indicative of the power output command,

 

the signals indicative of the plurality of detected ambient air conditions, and

 

the signals indicative of a plurality of power generation system parameters, and

output a plurality of signals corresponding to the plurality of power generation system control settings,

 

wherein the plurality of power generation system control settings relate directly to the power source, transmission, and control apparatus, and

adaptively adjust data contained in the look-up tables based on actual performance of the power generation system.

2. The vehicle of claim 1, wherein the detected ambient air conditions comprise at least one of aft pressure, temperature, humidity, and wind velocity.

3. The vehicle of claim 1, wherein the plurality of power generation system control settings comprises control settings for at least one of the power source, the transmission, a transmission servo, at least one turbocharger, a wastegate valve, a wastegate servo, a throttle valve, a throttle servo, an ignition system, a fuel injection system, and a valve train.

4. The vehicle of claim 3, wherein the control settings for the power source comprise power source speed and manifold air pressure.

5. The vehicle of claim 1, wherein the plurality of detected power generation system parameters comprises at least one of power source speed, manifold air pressure, exhaust gas temperature, cylinder head temperature, universal exhaust gas oxygen, air charge temperature, mass airflow, and exhaust pressure.

6. The vehicle of claim 1, wherein the processor is configured to store plural sets of power generation system control settings corresponding to previously detected ambient air conditions and respective power output commands, and to improve the efficiency of the power generation system by selecting one set of the plural sets of power generation system control settings corresponding to the signals indicative of the detected ambient air conditions and the power output command.

7. The vehicle of claim 1, wherein the vehicle comprises one of a hybrid electric vehicle, a fuel-cell powered vehicle, and a battery-powered vehicle.

8. The vehicle of claim 1, wherein the vehicle comprises a hybrid electric vehicle, the power generation system comprises an electric generator, and the transmission is operably associated with the electric generator and the at least one propulsion member.

9. The vehicle of claim 8, wherein the transmission comprises an electric motor.

10. The vehicle of claim 9, wherein the transmission comprises a variable speed transmission, and the control apparatus is configured to optimize the power output efficiency of the power generation system via controlling the variable speed transmission.

11. The vehicle of claim 8, wherein the control apparatus is configured to optimize the power output efficiency of the power generation system via controlling at least one of power source speed, power source load, electric generator speed, and electric generator load.

12. The vehicle of claim 1, wherein the power source comprises at least one of an internal combustion engine, a fuel cell, a solar cell, and a battery.

13. The vehicle of claim 1, wherein the power source comprises at least one of a two-stroke engine, a four-stroke engine, a spark-ignition engine, a compression-ignition engine, a rotary engine, and a gas turbine engine.

14. The vehicle of claim 1, wherein the vehicle comprises one of a car, a truck, a train, a boat, and an airplane.

15. A hybrid electric vehicle comprising:

at least one propulsion member; and

a power generation system comprising

a power source,

an electric generator operably associated with the power source,

a transmission, and

a control apparatus comprising

an input device configured to generate signals indicative of a power output command, and

a processor,

wherein the processor is configured to

receive signals indicative of

 

the power output command,

 

a plurality of detected ambient air conditions, and

 

a plurality of detected power generation system parameters,

determine a plurality of power generation system control settings for improving efficiency of the vehicle by using look-up tables to interpolate data representative of

 

the signals indicative of the power output command,

 

the signals indicative of the plurality of detected ambient air conditions, and

 

the signals indicative of the detected power generation system parameters, and

output a plurality of signals corresponding to the plurality of power generation system control settings,

 

wherein the plurality of power generation system control settings relate directly to the power source, transmission, and control apparatus, and

adaptively adjust data contained in the look-up tables based on actual performance of the power generation system.

16. The vehicle of claim 15, wherein the detected ambient air conditions comprise at least one of air pressure, temperature, humidity, and wind velocity.

17. The vehicle of claim 15, wherein the plurality of power generation system control settings comprises control settings for at least one of the power source, the transmission, a transmission servo, at least one turbocharger, a wastegate valve, a wastegate servo, a throttle valve, a throttle servo, an ignition system, a fuel injection system, and a valve train.

18. The vehicle of claim 17, wherein the control settings for the power source comprise power source speed and manifold air pressure.

19. The vehicle of claim 15, wherein the plurality of detected power generation system parameters comprises at least one of power source speed, manifold air pressure, exhaust gas temperature, cylinder head temperature, universal exhaust gas oxygen, air charge temperature, mass airflow, and exhaust pressure.

20. The vehicle of claim 15, wherein the processor is configured to store plural sets of power generation system control settings corresponding to previously detected ambient air conditions and respective power output commands, and to improve the efficiency of the power generation system by selecting one set of the plural sets of power generation system control settings corresponding to the signals indicative of the detected ambient air conditions and the power output command.

21. The vehicle of claim 15, wherein the power source is operably associated with the electric generator, and the power source is operably associated with the transmission via the electric generator.

22. The vehicle of claim 15, wherein the power source is operably associated with the transmission and the electric generator via mechanical links.

23. The vehicle of claim 15, wherein the control apparatus is configured to optimize the power output efficiency of the power generation system via controlling at least one of power source speed, power source load, electric generator speed, and electric generator load.

24. The vehicle of claim 15, wherein the transmission comprises a variable speed transmission, and the control apparatus is configured to optimize the power output efficiency via controlling the variable speed transmission.

25. The vehicle of claim 24, wherein the transmission comprises a continuously-variable transmission.

26. The vehicle of claim 25, wherein the transmission comprises at least one electric motor.

27. The vehicle of claim 15, wherein the power source comprises at least one of a two-stroke engine, a four-stroke engine, a spark-ignition engine, a compression-ignition engine, a rotary engine, and a gas turbine engine.

28. The vehicle of claim 15, wherein the vehicle comprises one of a car, a truck, a train, a boat, and an airplane.

29. A method of improving the efficiency of a vehicle comprising a power generation system comprising a power source and a control apparatus, the method comprising:

generating via an input device, a signal indicative of a power output command;

providing to a processor of the control apparatus,

the signal indicative of the power output command,

a plurality of signals indicative of detected ambient air conditions, and

a plurality of signals indicative of detected power generation system parameters;

determining via the processor, a plurality of power generation system control settings by using look-up tables to interpolate data representative of

the signals indicative of the power output command,

the signals indicative of the detected ambient air conditions, and

the signals indicative of the power generation system parameters;

outputting signals indicative of the plurality of power generation system control settings; and

controlling operation of the power generation system via the signals indicative of the plurality of power generation system control settings,

wherein the plurality of power generation system control settings relate directly to the power source, and control apparatus, and

adaptively adjusting data contained in the look-up tables based on actual performance of the power generation system.

30. The method of claim 29, further comprising adaptively improving the efficiency of the vehicle, comprising

storing plural sets of power generation system control settings corresponding to previously detected ambient air conditions and respective power output commands;

and

improving the efficiency of the power generation system via selecting one set of the plural sets of power generation system settings corresponding to the signals indicative of the detected ambient air conditions and the power output command.