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1. (WO2018226649) TRANSPORT REFRIGERATION SYSTEM
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What is claimed is:

1. A transport refrigeration system comprising:

a transport refrigeration unit constructed and arranged to cool a container; an energy storage device constructed and arranged to provide energy for operating the transport refrigeration unit;

a supply refrigerant tube for flowing a refrigerant from the transport refrigeration unit to the energy storage device;

a return refrigerant tube for flowing the refrigerant from the energy storage device to the transport refrigeration unit; and

at least one electrical pathway operatively coupled between the transport refrigeration unit and the energy storage device for supplying at least electrical energy to the transport refrigeration unit.

2. The transport refrigeration system set forth in claim 1, wherein the energy storage device is controllably cooled by the transport refrigeration unit.

3. The transport refrigeration system set forth in claim 1, wherein the energy storage device is remotely located from the transport refrigeration unit.

4. The transport refrigeration system set forth in claim 1, wherein the container is a trailer, the transport refrigeration unit is mounted to a front wall of the trailer, and the energy storage device is mounted beneath a bottom wall of the trailer.

5. The transport refrigeration system set forth in claim 1, wherein the energy storage device includes an energy storage unit and an evaporator subsystem in communication with the supply and return refrigerant tubes for cooling the energy storage unit.

6. The transport refrigeration system set forth in claim 5, wherein the energy storage device includes an evaporator heat exchanger constructed and arranged to receive the refrigerant from the supply refrigerant tube and expel the refrigerant into the return refrigerant line.

7. The transport refrigeration system set forth in claim 6, wherein the energy storage device includes an evaporator fan assembly constructed and arranged to blow air through the evaporator heat exchanger.

8. The transport refrigeration system set forth in claim 6, wherein the energy storage device includes a casing that encloses the energy storage unit, and the evaporator heat exchanger is a tube in contact with and extending about the casing for conductive heat transfer.

9. The transport refrigeration system set forth in claim 1, wherein the transport refrigeration unit includes a compressor constructed and arranged to compress the refrigerant, a compressor motor configured to drive the compressor, a condenser heat exchanger operatively couple to the compressor, a condenser fan configured to provide air flow over the condenser heat exchanger, a condenser fan motor for driving the condenser fan, an evaporator heat exchanger operatively coupled to the compressor, an evaporator fan configured to provide air flow over the evaporator heat exchanger, and an evaporator fan motor for driving the evaporator fan.

10. The transport refrigeration system set forth in claim 9, wherein the supply refrigerant tube communicates with the transport refrigeration unit between the condenser heat exchanger and the evaporator heat exchanger.

11. The transport refrigeration system set forth in claim 10, further comprising: a control valve adapted to control the flow of refrigerant and disposed between a receiver of the transport refrigeration unit and the condenser heat exchanger, wherein the control valve communicates with the supply refrigerant tube.

12. The transport refrigeration system set forth in claim 10, wherein the return refrigerant tube communicates with the transport refrigeration unit between the evaporator heat exchanger and the compressor.

13. The transport refrigeration system set forth in claim 9, wherein the energy storage device is constructed and arranged to provide electrical energy to at least one of the compressor motor, the condenser fan motor, and the evaporator fan motor.

14. The transport refrigeration system set forth in claim 5, wherein the energy storage unit is at least one battery.

15. A remote energy storage device for providing electrical energy to a refrigeration unit, the remote energy storage device comprising:

a casing;

a battery disposed in the casing; and

an evaporator subsystem including a heat exchanger constructed and arranged to receive condensed refrigerant from the refrigeration unit to cool the battery.

16. The remote energy storage device set forth in claim 15, further comprising: a housing adapted to enclose the casing and the evaporator subsystem, wherein the housing is thermally insulated.

17. The remote energy storage device set forth in claim 15, wherein the evaporator subsystem includes an evaporator fan assembly constructed and arranged to flow air through the heat exchanger and about the battery.

18. The remote energy storage device set forth in claim 15, wherein the heat exchanger is a tube wrapped about, and in direct contact with, the casing for conductive heat transfer.