Battery cell, battery module and energy storage container system

• Main Authors: XU LAISHENG, MAO JIYONG, YE BENYU, WANG CHANGJUN, ZHONG GANG, WANG XINYU, YAO LIXIONG
• Format: Patent
• Language: Chinese; English
• Published: 16.04.2024
• Subjects: BASIC ELECTRIC ELEMENTS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention provides a battery cell, a battery module and an energy storage container system.The battery cell comprises a pole piece assembly, a shell and a liquid cooling assembly, the pole piece assembly is located in the shell, the liquid cooling assembly is arranged on the shell and located between the shell and the pole piece assembly, and the liquid cooling assembly comprises a flow guide channel used for guiding a cooling medium; a first end plate of the shell is provided with a liquid inlet and a liquid outlet which are communicated with the flow guide channel; in the charging and discharging process, the cooling medium enters the flow guide channel located between the shell and the pole piece assembly through the liquid inlet formed in the first end plate of the shell and flows out of the liquid outlet, and the cooling medium can take away heat generated by the pole piece assembly in the flowing process, so that the temperature of the battery cell is reduced, it is guaranteed that the temperature r