Battery Assembly and Pump for a Transportation Vehicle

The disclosure provides a battery assembly. The battery assembly includes a plurality of stiffener assemblies. Each stiffener assembly in the plurality of stiffener assemblies comprises a stiffener body, an inner surface of the stiffener body that forms a hollow channel through the stiffener body, a cathode assembly, and an anode assembly. The battery assembly further includes a pump in fluid communication with the hollow channel of the stiffener bodies, where the pump is configured to circulate an electrolyte through the hollow channels.