A control system for a vehicle that includes a cabin and a primary engine. The control system includes an auxiliary power unit and a microprocessor in communication with the primary engine, the cabin, and the auxiliary power unit. The control system selectively activates the auxiliary power unit to
A control system for a vehicle that includes a cabin and a primary engine. The control system includes an auxiliary power unit and a microprocessor in communication with the primary engine, the cabin, and the auxiliary power unit. The control system selectively activates the auxiliary power unit to control an engine parameter and a cabin parameter when the primary engine is shutdown.
대표청구항▼
1. A control system for a vehicle that includes a cabin and a primary engine having an ignition switch, the control system comprising: an auxiliary power unit coupled to the primary engine and including a secondary engine; anda microprocessor in communication with the primary engine and the cabin an
1. A control system for a vehicle that includes a cabin and a primary engine having an ignition switch, the control system comprising: an auxiliary power unit coupled to the primary engine and including a secondary engine; anda microprocessor in communication with the primary engine and the cabin and operable to activate the auxiliary power unit and to control an engine parameter and a cabin parameter when the primary engine is shutdown. 2. The control system of claim 1, further including a control module in electrical communication with the microprocessor, and wherein the control module is operable to deliver at least one signal indicative of a desired vehicle parameter to the microprocessor. 3. The control system of claim 2, wherein the auxiliary power unit is coupled with an air conditioning system in communication with the cabin, and wherein the microprocessor is operable to monitor and control the air conditioning system in response to the cabin parameter and the desired vehicle parameter. 4. The control system of claim 3, wherein the cabin parameter includes a measured cabin temperature and the desired vehicle parameter includes a desired cabin temperature, and wherein the microprocessor is operable to vary the measured cabin temperature in response to the desired cabin temperature. 5. The control system of claim 3, wherein the cabin parameter includes a first fan condition and the desired vehicle parameter includes a second fan condition, and wherein the microprocessor is operable to vary the fan in response to the first fan condition and the second fan condition. 6. The control system of claim 2, wherein the control module includes a plurality of modes, and wherein the microprocessor is operable to vary the control module from one of the plurality of modes to another of the plurality of modes in response to a position of the ignition switch. 7. The control system of claim 2, wherein the control module is operable to receive and to display a fault signal from the microprocessor indicative of a control system fault. 8. The control system of claim 1, wherein the cabin parameter includes at least one cabin accessory, and wherein the microprocessor is operable to provide power to the at least one cabin accessory. 9. The control system of claim 1, wherein the engine parameter includes a primary engine temperature, the microprocessor operable in response to the primary engine temperature to selectively activate the auxiliary power unit to warm the primary engine. 10. The control system of claim 1, wherein the engine parameter includes a battery voltage, the microprocessor operable in response to the battery voltage to selectively activate the auxiliary power unit to vary the battery voltage. 11. The control system of claim 1, wherein the control system further includes at least one engine sensor in communication with the primary engine and the microprocessor, and at least one cabin sensor in communication with the cabin and the microprocessor. 12. The control system of claim 11, wherein the at least one engine sensor is operable to deliver a signal indicative of the engine parameter to the microprocessor, and the at least one cabin sensor is operable to deliver a signal indicative of the cabin parameter to the microprocessor. 13. A vehicle comprising: a primary engine including an engine parameter;a cabin including a cabin parameter;a control system including an auxiliary power unit coupled to the primary engine and having a secondary engine, and a microprocessor in communication with the primary engine and the cabin; andwherein the microprocessor is operable to activate the auxiliary power unit and to control the primary engine parameter and the cabin parameter when the primary engine is shutdown. 14. The vehicle of claim 13, wherein the control system further includes a control module in electrical communication with the microprocessor and operable to deliver at least one signal indicative of a desired vehicle parameter to the microprocessor. 15. The vehicle of claim 14, further including a primary air conditioning system coupled with the primary engine and in communication with the cabin, and a secondary air conditioning system coupled with the auxiliary power unit and in communication with the cabin. 16. The vehicle of claim 15, wherein the microprocessor is operable to monitor and control the secondary air conditioning system in response to the cabin parameter and the desired vehicle parameter when the primary engine is shutdown. 17. The vehicle of claim 16, wherein the secondary air conditioning system includes a compressor attached to the auxiliary power unit, an evaporator, a heater, and at least one fan having a plurality of fan conditions. 18. The vehicle of claim 17, wherein the cabin parameter includes a measured cabin temperature and the desired vehicle parameter includes a desired cabin temperature, and wherein the microprocessor is operable to vary the measured cabin temperature in response to the desired cabin temperature. 19. The vehicle of claim 17, wherein the cabin parameter includes one of the plurality of fan conditions and the desired vehicle parameter includes another of the plurality of fan conditions, and wherein the microprocessor is operable to vary the fan in response to the one of the plurality of fan conditions and the another of the plurality of fan conditions. 20. The vehicle of claim 13, wherein the primary engine includes an ignition switch, and wherein the primary engine parameter is indicative of a position of the ignition switch. 21. The vehicle of claim 20, wherein the control system further includes a control module in electrical communication with the microprocessor and having a plurality of modes, and wherein the microprocessor is operable to vary the control module from one of the plurality of modes to another of the plurality of modes in response to the position of the ignition switch. 22. The vehicle of claim 13, wherein the secondary engine has a secondary engine parameter, and wherein the microprocessor is operable to monitor and control the secondary engine parameter. 23. The vehicle of claim 13, wherein the control system further includes at least one engine sensor in communication with the primary engine and the microprocessor, and at least one cabin sensor in communication with the cabin and the microprocessor. 24. The vehicle of claim 23, wherein the at least one engine sensor is operable to deliver a signal indicative of the engine parameter to the microprocessor, and the at least one cabin sensor is operable to deliver a signal indicative of the cabin parameter to the microprocessor. 25. The vehicle of claim 13, wherein the cabin parameter includes at least one cabin accessory, and wherein the microprocessor is operable to provide power to the at least one cabin accessory using the auxiliary power unit. 26. The vehicle of claim 13, wherein the engine parameter includes a battery voltage, the microprocessor operable in response to the battery voltage to selectively activate the auxiliary power unit to vary the battery voltage. 27. The vehicle of claim 14, wherein the control module is operable to receive and to display a fault signal from the microprocessor indicative of a control system fault. 28. The vehicle of claim 13, further including a fuel system and a coolant system, wherein the primary engine and the auxiliary power unit co-depend on the fuel system and the coolant system, and wherein the auxiliary power unit is operable to warm the primary engine through the coolant system when the primary engine is shutdown. 29. The vehicle of claim 13, further including a fuel system and a coolant system, wherein the primary engine and the auxiliary power unit co-depend on the fuel system and the coolant system, and wherein the primary engine is operable to warm the auxiliary power unit through the coolant system when the auxiliary power unit is shutdown.
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이 특허에 인용된 특허 (32)
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