IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0314877
(2008-12-18)
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등록번호 |
US-8443775
(2013-05-21)
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발명자
/ 주소 |
- Ktami, Nader Wahid
- White, Ryan Arden
- Lovell, John Harold
|
출원인 / 주소 |
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대리인 / 주소 |
Finnegan, Henderson, Farabow, Garrett & Dunner LLP
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인용정보 |
피인용 횟수 :
0 인용 특허 :
14 |
초록
▼
A system for controlling temperature associated with an engine is provided. The system includes a first fluid circulating system, including a first fluid pump and a heat exchanger. The engine, the first fluid pump, and the heat exchanger are in flow communication. The system also includes an electri
A system for controlling temperature associated with an engine is provided. The system includes a first fluid circulating system, including a first fluid pump and a heat exchanger. The engine, the first fluid pump, and the heat exchanger are in flow communication. The system also includes an electric power source. The system further includes a second fluid circulating system, including a second fluid pump and a heating element. The engine, the second fluid pump, the heat exchanger, and the heating element are in selective flow communication. The system further includes a sensor associated with the engine, the sensor configured to sense at least one parameter and to generate a signal indicative of the at least one parameter. Moreover, the system includes a controller configured to control operation of the second fluid circulating system in response to the signal, and to control the heating and cooling of the engine.
대표청구항
▼
1. A system for controlling temperature associated with an engine, the system comprising: a first fluid circulating system including a first fluid pump configured to be driven by the engine, anda heat exchanger configured to cool fluid,wherein the engine, the first fluid pump, and the heat exchanger
1. A system for controlling temperature associated with an engine, the system comprising: a first fluid circulating system including a first fluid pump configured to be driven by the engine, anda heat exchanger configured to cool fluid,wherein the engine, the first fluid pump, and the heat exchanger are in flow communication with one another;an electric power source;a second fluid circulating system including a second fluid pump configured to be driven by the electric power source, anda heating element configured to heat fluid,wherein the engine, the second fluid pump, the heat exchanger, and the heating element are in selective flow communication with one another;a sensor associated with the engine, the sensor being configured to sense at least one parameter associated with operation of the engine and configured to generate a signal indicative of the at least one parameter; anda controller configured to control operation of the second fluid circulating system in response to the signal, such thatwhen the engine is in operation and the at least one parameter is greater than a predetermined value, the second fluid pump supplies fluid to the heat exchanger and the engine to cool the engine, andwhen the engine is not in operation, the second fluid pump supplies fluid to the heating element and the engine to heat the engine. 2. The system of claim 1, further including at least one valve in flow communication with the second fluid pump, the engine, the heat exchanger, and the heating element, the at least one valve being movable between a first closed position where fluid communication between the engine and at least one of the heat exchanger and the heating element is prevented, and a second open position where fluid communication between the engine and at least one of the heat exchanger and the heating element is allowed. 3. The system of claim 2, wherein the at least one valve includes a first valve in flow communication with the second fluid pump, the heating element, and the engine, anda second valve in flow communication with the second fluid pump, the engine, and the heat exchanger, andthe controller is configured to operate the first valve between a first closed position where fluid communication between the second fluid pump and the heating element is prevented, and a second open position where fluid communication between the second fluid pump and the heating element is allowed, in response to the signal indicative of the at least one parameter. 4. The system of claim 3, wherein, when the engine is in operation, and when the at least one parameter is greater than a predetermined value, the controller is configured to: move the first valve to the first closed position to prevent flow communication between the second fluid pump and the heating element,move the second valve to the second open position, such that the second fluid pump is in flow communication with the heat exchanger, andoperate the second fluid pump to supply fluid to the heat exchanger and the engine to cool the engine. 5. The system of claim 3, wherein, when the engine is in operation, and when the at least one parameter is less than a predetermined value, the controller is configured to: move the second valve to the first closed position to prevent flow communication between the second fluid pump and the heat exchanger, andmove the first valve to the first closed position to prevent flow communication between the second fluid pump and the heating element. 6. The system of claim 3, wherein, when the engine is not in operation, the controller is configured to: move the first valve to the second open position, such that the second fluid pump is in flow communication with the heating element,move the second valve to the first closed position to prevent flow communication between the second fluid pump and the heat exchanger,activate the heating element to heat the fluid within the second fluid circulating system, andoperate the second fluid pump to supply fluid to the engine to heat the engine. 7. The system of claim 1, wherein the at least one parameter includes at least one of temperature associated with the engine, temperature associated with fluid in the first fluid circulating system, temperature associated with fluid in the second fluid circulating system, oil temperature associated with the engine, engine speed, load on the engine, ambient temperature, ambient pressure, ambient humidity, and altitude of the engine. 8. The system of claim 1, wherein the heat exchanger includes a radiator. 9. The system of claim 1, wherein the electric power source includes a utility. 10. The system of claim 1, wherein the second fluid pump provides fluid to the heat exchanger, when the engine is in operation and the at least one parameter is greater than the predetermined value, while the first pump provides fluid to the heat exchanger such that the fluid provided by the second fluid pump to the heat exchanger supplements the fluid provided by the first fluid pump to the heat exchanger. 11. The system of claim 1, wherein when the engine is in operation, heated fluid passes from the engine to the heat exchanger through the first pump. 12. A system for generating electric power, the system comprising: an engine configured to supply mechanical power;a generator operably coupled to the engine, the generator being configured to convert mechanical power into electric power;an electric power source;a system for controlling temperature of the engine including a first fluid circulating system including a first fluid pump configured to be driven by the engine, anda heat exchanger configured to cool fluid,wherein the engine, the first fluid pump, and the heat exchanger are in flow communication with one another;a second fluid circulating system including a second fluid pump configured to be driven by the electric power source, anda heating element configured to heat fluid,wherein the engine, the second fluid pump, the heat exchanger, and the heating element are in selective flow communication with one another; anda sensor associated with the system for generating electric power, the sensor being configured to sense at least one parameter associated with operation of the system for generating electric power and configured to generate a signal indicative of the at least one parameter; anda controller configured to control operation of the second fluid circulating system in response to the signal, such thatwhen the engine is in operation and the at least one parameter is greater than a predetermined value, the second fluid pump supplies fluid to the heat exchanger and the engine to cool the engine, andwhen the engine is not in operation, the second fluid pump supplies fluid to the heating element and the engine to heat the engine. 13. The system of claim 12, further including at least one valve in flow communication with the second fluid pump, the engine, the heat exchanger, and the heating element, the at least one valve being movable between a first closed position where fluid communication between the engine and at least one of the heat exchanger and the heating element is prevented, and a second open position where fluid communication between the engine and at least one of the heat exchanger and the heating element is allowed. 14. The system of claim 13, wherein the at least one valve includes a first valve in flow communication with the second fluid pump, the heating element, and the engine, anda second valve in flow communication with the second fluid pump, the engine, and the heat exchanger, andthe controller is configured to operate the first valve between a first closed position where fluid communication between the second fluid pump and the heating element is prevented, and a second open position where fluid communication between the second fluid pump and the heating element is allowed, in response to the signal indicative of the at least one parameter. 15. The system of claim 14, wherein, when the engine is in operation, and when the at least one parameter is greater than a predetermined value, the controller is configured to: move the first valve to the first closed position to prevent flow communication between the second fluid pump and the heating element,move the second valve to the second open position, such that the second fluid pump is in flow communication with the heat exchanger, andoperate the second fluid pump to supply fluid to the heat exchanger and the engine to cool the engine. 16. The system of claim 14, wherein, when the engine is in operation, and when the at least one parameter is less than a predetermined value, the controller is configured to: move the second valve to the first closed position to prevent flow communication between the second fluid pump and the heat exchanger, andmove the first valve to the first closed position to prevent flow communication between the second fluid pump and the heating element. 17. The system of claim 14, wherein, when the engine is not in operation, the controller is configured to: move the first valve to the second open position, such that the second fluid pump is in flow communication with the heating element,move the second valve to the first closed position to prevent flow communication between the second fluid pump and the heat exchanger,activate the heating element to heat the fluid within the second fluid circulating system, and operate the second fluid pump to supply fluid to the engine to heat the engine. 18. The system of claim 12, wherein the at least one parameter includes at least one of temperature associated with the engine, temperature associated with fluid in the first fluid circulating system, temperature associated with fluid in the second fluid circulating system, oil temperature associated with the engine, engine speed, load on the engine, ambient temperature, ambient pressure, ambient humidity, altitude of the engine, speed of the generator, load on the generator, and temperature associated with the generator. 19. The system of claim 12, wherein the second fluid pump provides fluid to the heat exchanger, when the engine is in operation and the at least one parameter is greater than the predetermined value, while the first pump provides fluid to the heat exchanger such that the fluid provided by the second fluid pump to the heat exchanger supplements the fluid provided by the first fluid pump to the heat exchanger. 20. The system of claim 12, wherein when the engine is in operation, heated fluid passes from the engine to the heat exchanger through the first pump. 21. A method for controlling temperature in a system for generating electric power, the method comprising: supplying power to a first fluid circulating system via an engine, the first fluid circulating system including a heat exchanger configured to cool fluid entering the engine;supplying power to a second fluid circulating system via an electric power source;sensing a parameter associated with operation of the system for generating electric power; andsupplying fluid via the second fluid circulating system for cooling the engine during operation of the engine if the sensed parameter is greater than a predetermined value, wherein the fluid is passed through the heat exchanger of the first fluid circulating system during operation of the engine, andheating the engine if the engine is not in operation, wherein the fluid is exposed to a heating element configured to heat the fluid. 22. The method of claim 21, further including, when the engine is in operation preventing flow communication between a fluid pump associated with the second fluid circulating system and the heating element, and allowing flow communication between the fluid pump and the heat exchanger when the sensed parameter is greater than the predetermined value. 23. The method of claim 21, further including, when the engine is in operation preventing flow communication between a fluid pump associated with the second fluid circulating system and the heating element, andpreventing flow communication between the fluid pump and the heat exchanger when the sensed parameter is less than the predetermined value. 24. The method of claim 21, further including, when the engine is not in operation preventing flow communication between a fluid pump associated with the second fluid circulating system and the heat exchanger, andallowing flow communication between the fluid pump and the heating element. 25. The method of claim 21, further including providing fluid to the heat exchanger with the second fluid circulating system, when the engine is in operation and the at least one parameter is greater than the predetermined value, while the first fluid circulating system provides fluid to the heat exchanger such that the fluid provided by the second fluid circulating system to the heat exchanger supplements the fluid provided by the first fluid circulating system to the heat exchanger. 26. The method of claim 21, further including passing heated fluid from the engine to the heat exchanger through a first pump of the first fluid circulating system when the engine is in operation.
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