US Patent 10522801 Modular energy storage system

A modular energy storage system includes a housing, a plurality of energy storage devices, a first door assembly and a second door assembly. The housing includes a first end and a second end. The plurality of energy storage devices are coupled within the housing. The first door assembly is pivotally coupled to the first end of the housing. The second door assembly is pivotally coupled to the first end of the housing adjacent the first door assembly. The first and second door assemblies each comprise an air distribution member configured to distribute and direct a cooling air flow toward the plurality of energy storage devices to absorb heat energy from the plurality of energy storage devices.