A method of generating and directing power to a transportation refrigeration unit system (26, 40) having a compressor (58) configured to compress a refrigerant, an evaporator heat exchanger (72) operatively coupled to the compressor (58); an evaporator fan (78) configured to provide return airflow from a return air intake and flow the return airflow over the evaporator heat exchanger (72); a return air temperature sensor (142) disposed in the return airflow and configured measure the temperature of the return airflow; and a transportation refrigeration unit controller (82), the method comprising:determining an AC power requirement for the transportation refrigeration unit (26) based on at least the return air temperature;providing a second three phase AC power (162) from a generator power converter (164) that receives a first DC power (163a) provided by a DC generator (162) operably coupled to an axle or wheel hub, and configured to provide the first DC power (163a);receiving by a power management system (124) the second three phase AC power (165) , and directing another three phase AC power to the transportation refrigeration unit (26) based at least in part on the AC power requirement.
TRANSPORTATION REFRIGERATION UNIT WITH EXTERNAL DC GENERATOR POWER SOURCE
TRANSPORTKÜHLEINHEIT MIT EXTERNER GLEICHSTROMGENERATORSTROMQUELLE
UNITÉ DE RÉFRIGÉRATION DE TRANSPORT AVEC SOURCE DE PUISSANCE DE GÉNÉRATEUR CC EXTERNE
2023-04-12
Patent
Electronic Resource
English
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F25D REFRIGERATORS , Kühlschränke / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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