IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0309005
(2011-12-01)
|
등록번호 |
US-8927905
(2015-01-06)
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발명자
/ 주소 |
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출원인 / 주소 |
|
대리인 / 주소 |
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인용정보 |
피인용 횟수 :
0 인용 특허 :
16 |
초록
▼
An auxiliary power unit has an auxiliary engine, an auxiliary compressor, and a generator, and includes fittings for integrating with a vehicle's heating and cooling systems. The fittings may include first and second heater fittings adapted to be operably integrated into the heating system of the ve
An auxiliary power unit has an auxiliary engine, an auxiliary compressor, and a generator, and includes fittings for integrating with a vehicle's heating and cooling systems. The fittings may include first and second heater fittings adapted to be operably integrated into the heating system of the vehicle for diverting flow of the radiator fluid to the auxiliary engine. The auxiliary power unit also includes an AC fitting adapted to be operably installed between the evaporator and the vehicle compressor for enabling flow of AC fluid from the evaporator to the auxiliary compressor, and an AC valve adapted to be operably installed between the vehicle compressor and the condenser for enabling flow of the AC fluid from either the vehicle compressor or the auxiliary compressor.
대표청구항
▼
1. An auxiliary power unit for a vehicle that utilizes a heating system, a cooling system, and an electrical system of the vehicle, the heating system having a radiator, a heater core, and heater conduits for operably connecting the radiator and the heater core to enable the flow of a radiator fluid
1. An auxiliary power unit for a vehicle that utilizes a heating system, a cooling system, and an electrical system of the vehicle, the heating system having a radiator, a heater core, and heater conduits for operably connecting the radiator and the heater core to enable the flow of a radiator fluid, the cooling system having a condenser, an evaporator, a vehicle compressor, and AC conduits to enable the flow of an AC fluid through the cooling system, the auxiliary power unit comprising: an auxiliary engine having a water inlet and a water outlet for circulating the radiator fluid through the auxiliary engine, for both heating the radiator fluid and cooling the auxiliary engine;first and second heater fittings adapted to be operably integrated into the heating system of the vehicle for diverting flow of the radiator fluid to the water inlet and from the water outlet when the auxiliary engine is operating;an auxiliary compressor powered by the auxiliary engine, the auxiliary compressor having AC inlet for receiving the AC fluid, and an AC outlet;an AC fitting adapted to be operably installed between the evaporator and the vehicle compressor for enabling flow of the AC fluid from the evaporator to the AC inlet; andan AC valve adapted to be operably installed between the vehicle compressor and the condenser for enabling flow of the AC fluid from either the vehicle compressor or the AC outlet of the auxiliary compressor of the auxiliary power unit. 2. The auxiliary power unit of claim 1, further comprising: a fuel fitting for supplying fuel from the vehicle to the auxiliary engine of the auxiliary power unit;a generator of the auxiliary power unit operably powered by the auxiliary engine via a generator belt; anda power connection for electrically connecting the generator to a vehicle battery of the vehicle. 3. The auxiliary power unit of claim 1, further comprising: an electrical connection of the auxiliary power unit that is operably connected to an electrical control panel for controlling the operation of the auxiliary power unit; andat least one electric cooling fan controlled by the auxiliary power unit for cooling the radiator when the vehicle motor is not operating. 4. The auxiliary power unit of claim 1, wherein the AC valve comprises: a valve housing having a first input port and a second input port that are both in fluid communication via an input conduit, and an outlet port in fluid communication with the input conduit via an outlet conduit;a first seat adjacent the first input port;a second seat adjacent the second input port; anda valve ball positioned within the input conduit to selectively seal either the first seat or the second seat. 5. A vehicle, comprising: a vehicle body having a cabin that defines an interior and an exterior;a cooling system of the vehicle having a condenser operably mounted on the exterior of the vehicle, an evaporator within the interior of the vehicle, a vehicle compressor, and AC conduits to enable the flow of an AC fluid from the vehicle compressor, to the condenser, to the evaporator, and back to the vehicle compressor;an AC fitting operably installed between the evaporator and the vehicle compressor;an AC valve operably installed between the vehicle compressor and the condenser;an electrical system of the vehicle having a vehicle control system powered by a vehicle battery;the auxiliary power unit within an auxiliary housing mounted on the exterior of the vehicle, the auxiliary power unit comprising:an auxiliary engine within the auxiliary housing;an auxiliary compressor powered by the auxiliary engine, the auxiliary compressor having an AC inlet that is operably connected to the AC fitting to enable flow of the AC fluid from the evaporator to the AC inlet,the auxiliary compressor also having an AC outlet operably connected to the AC valve for returning the AC fluid to the cooling system;a generator of the auxiliary power unit operably powered by the auxiliary engine for charging the vehicle battery. 6. The vehicle of claim 5, wherein the vehicle is a class 5 vehicle having a gross vehicle weight rating ranges from 16,001 to 19,500 pounds. 7. The vehicle of claim 5, further comprising at least one electric cooling fan controlled by the auxiliary power unit for cooling the radiator when the vehicle motor is not operating. 8. The vehicle of claim 5, further comprising: an electrical connection of the auxiliary power unit that is operably connected to an electrical control panel for controlling the operation of the auxiliary power unit; andat least one electric cooling fan controlled by the auxiliary power unit for cooling the radiator when the vehicle motor is not operating. 9. The vehicle of claim 5, wherein the AC valve comprises: a valve housing having a first input port and a second input port that are both in fluid communication via an input conduit, and an outlet port in fluid communication with the input conduit via an outlet conduit;a first seat adjacent the first input port;a second seat adjacent the second input port; anda valve ball positioned within the input conduit to selectively seal either the first seat or the second seat. 10. A vehicle, comprising: a vehicle body having a cabin that defines an interior and an exterior, the vehicle also having a vehicle motor operably connected to a vehicle transmission and a vehicle cooling fan positioned to cool a radiator mounted on the exterior of the vehicle;a heating system of the vehicle operably connected with the radiator, the heating system having a heater core operably positioned within or adjacent the interior of the cabin, and heater conduits for operably connecting the radiator and the heater core to enable the flow of a radiator fluid there between;first and second heater fittings integrated between the heater core and the radiator of the heating system;a cooling system of the vehicle having a condenser mounted on the exterior of the vehicle, an evaporator mounted within the interior of the vehicle, a vehicle compressor, and AC conduits to enable the flow of an AC fluid from the vehicle compressor to the condenser, to the evaporator, and back to the vehicle compressor;an AC fitting operably installed between the evaporator and the vehicle compressor;an AC valve operably installed between the vehicle compressor and the condenser;at least one electric cooling fan operably positioned adjacent the vehicle cooling fan for cooling the condenser and/or the radiator, the at least one electric cooling fan being controlled by the auxiliary power unit for operation when the vehicle cooling fan is not operational;an electrical system of the vehicle having a vehicle battery, and vehicle controls for controlling a vehicle blower for blowing air from the evaporator or the heater core through a vent into the interior of the cabin;the auxiliary power unit within an auxiliary housing mounted on the exterior of the vehicle, the auxiliary power unit comprising:an auxiliary engine within the auxiliary housing having a water inlet and a water outlet that are operably connected to the first and second heater fittings of the heating system for circulating the radiator fluid through the auxiliary engine when the auxiliary engine is running, for both heating the radiator fluid and cooling the auxiliary engine;an auxiliary compressor powered by the auxiliary engine, the auxiliary compressor having an AC inlet that is operably connected to the AC fitting to enable flow of the AC fluid from the evaporator to the AC inlet,the auxiliary compressor also having an AC outlet operably connected to the AC valve for returning the AC fluid to the cooling system;a fuel fitting for supplying fuel from the vehicle to the auxiliary engine of the auxiliary power unit;a generator of the auxiliary power unit operably powered by the auxiliary engine of the auxiliary power unit via a generator belt; anda power connection for electrically connecting the generator to a vehicle battery of the vehicle. 11. The vehicle of claim 10, wherein the vehicle body is a class 5 vehicle. 12. The vehicle of claim 10, wherein the vehicle body weights 19,500 lbs or less. 13. The vehicle of claim 10, wherein the AC valve comprises: a valve housing having a first input port and a second input port that are both in fluid communication via an input conduit, and an outlet port in fluid communication with the input conduit via an outlet conduit;a first seat adjacent the first input port;a second seat adjacent the second input port; anda valve ball positioned within the input conduit to selectively seal either the first seat or the second seat.
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