Versatile rechargeable energy storage system tray cooling
AssigneeGM Global Technology Operations LLC
InventorsAlexander M. Bilinski, Phillip Daniel Hamelin
Life of this patent
Estimating the term…
Abstract
A vehicle includes a vehicle chassis supported by four wheels. At least one electric motor provides drive torque to at least one of the four wheels. A rechargeable energy storage system is supported by the vehicle chassis and provides electricity to the electric motor. The rechargeable energy storage system includes a housing and a plurality of battery cells disposed within the housing. A base of the housing includes an extruded aluminum tray assembly having liquid coolant passages extending through the aluminum tray assembly and air cooling fins extending from a bottom of the extruded aluminum tray assembly.
Claims18
A vehicle, comprising:
- a vehicle chassis supported by four wheels;
- at least one electric motor for driving at least one of the four wheels;
- a rechargeable energy storage system supported by the vehicle chassis and providing electricity to the electric motor, the rechargeable energy storage system including a housing and a plurality of battery cells disposed within the housing, a base of the housing including an extruded aluminum tray assembly having liquid coolant passages extending through the aluminum tray assembly and air cooling fins extending from a bottom of the extruded aluminum tray assembly and isolated from the liquid coolant passages.
A vehicle, comprising:
- a vehicle chassis supported by four wheels;
- at least one electric motor for driving at least one of the four wheels;
- a rechargeable energy storage system supported by the vehicle chassis and providing electricity to the electric motor, the rechargeable energy storage system including a housing and a plurality of battery cells disposed within the housing, a base of the housing including an extruded aluminum tray assembly having air cooling fins extending from a bottom of the extruded aluminum tray assembly;
- and
- a liquid coolant system connected to a plurality of liquid coolant passages in the aluminum tray assembly, wherein the liquid coolant system is connected to an electric motor coolant passage of the at least one electric motor.
Dependencies are inferred from the claim text.