Patent ID: 9464839
Filing Date: 2016-10-11
CPC Classification: B60H,B60P,F25B,F25D,Y02T

Claim Text:
1. A mobile refrigerated system for transport of perishable cargo, the mobile refrigerated system comprising: a refrigeration unit having a compressor and a plurality of refrigeration unit electric loads; a power supply system including a single engine coupled to the compressor for direct drive powering the compressor, and a generator arranged to be driven by the engine for generating electric power; wherein the power supply system further comprises an alternator arranged to be belt driven by the engine for generating electric power; a power distribution system arranged to receive electric power generated by the generator and by the alternator and configured to selectively distribute electric power to the plurality of refrigeration unit electric loads; wherein the generator generates alternating current power and the alternator generates direct current power and the power distribution system is configured to distribute alternating current power to at least one of the plurality of refrigeration unit electric loads and to distribute direct current power to at least one of the plurality of refrigeration unit electric loads; wherein the power supply system further comprises a battery pack for storing electric power and providing a second source of direct current power; wherein the plurality of refrigeration unit loads includes at least one direct current powered fan motor, powered, the power distribution system selectively powering the direct current fan motor by selecting at least one of direct current generated by the alternator, direct current from the battery pack, and direct current derived from converting alternating current generated by the generator.