Design diagram of liquid cooling energy storage monitoring system

Which CFD is used for meshing in ANSYS ICEM ESS?

The ANSYS ICEM CFD is used for meshing in this study. Fig. 7 displays the employed mesh of the LIB modules and liquid cooling system in the ESS. Because full-size LIB ESS is too large to perform grid independence test, a single LFP battery module and the cooling plates attached to it are selected.

Does liquid-cooling reduce the temperature rise of battery modules?

Under the conditions set for this simulation, it can be seen that the liquid-cooling system can reduce the temperature rise of the battery modules by 1.6 K and 0.8 K at the end of charging and discharging processes, respectively. Fig. 15.

Does ambient temperature affect the cooling performance of liquid-cooling systems?

In the actual operation, the ambient temperature in LIB ESS may affect the heat dissipation of the LIB modules. Consequently, it is necessary to study the effect of ambient temperature on the cooling performance of the liquid-cooling system.

Does ambient temperature affect the heat dissipation of lib modules?

The cooling plates only contact with the bottom of the NCM battery modules and the left and right sides of the LFP battery modules, the other surfaces of the battery module, for heat dissipation, rely on convection heat exchange with air. In the actual operation, the ambient temperature in LIB ESS may affect the heat dissipation of the LIB modules.

Does liquid cooling BTMS improve echelon utilization of retired EV libs?

It was presented and analyzed an energy storage prototype for echelon utilization of two types (LFP and NCM) of retired EV LIBs with liquid cooling BTMS. To test the performance of the BTMS, the temperature variation and temperature difference of the LIBs during charging and discharging processes were experimentally monitored.

What are the methods used for thermal management of LIBS?

Common methods used for thermal management of LIBs are air cooling , , liquid such as water cooling , , , phase change material (PCM) , , heat pipe , , and some combinations of them . Because of simplicity and low cost, air-cooling is extensively used in BTMSs for container type LIB ESS.