The present application provides a flow test tool, a negative pressure formation apparatus, and a battery manufacturing device. The flow test tool includes a base and a flow test module mounted on the base, the flow test module is provided with a plurality...

A battery cell testing system is provided. This system includes a platform and a force distributor disposed above the platform. The force distributor has a plate and a plurality of force distributor sheets disposed above the plate. The system also includes...

Provided are a battery module which can be efficiently inspected without applying an electrical load to the battery module and a method for inspecting the battery module. This battery module has a unit cell 13 equipped with a battery container 13a accommod...

The present invention relates to a charge-and-discharge test apparatus, and a control method thereof, and relates to, in detail, a charge-and-discharge test apparatus capable of cooling a power supply part supplying power to a charging part performing a ch...

A system and a method for cooling and cycling a battery pack is provided. The system includes an air supplying device that outputs pressurized air. The system further includes a vortex tube that receives the pressurized air and outputs cooled air at a firs...

The present invention relates to a chuck mechanism of a charge-discharge test device for a thin secondary battery, and aims to provide a chuck mechanism having excellent action controllability. The chuck mechanism includes: a chuck drive part which is mova...

Diagnostic use of physical and electrical battery parameters is made to enhance battery authentication and security. A power management module measures an electromagnetic radiation spectrum of a battery module based on signal strengths of the electromagnet...

The battery test stand (1) has a test cell (3) in which a battery (2) to be tested is arranged. A holder (13) is arranged in the test cell and accommodates the battery. A regulating unit (4) is connected with the battery arranged in the holder. A sensor un...

A battery (1) which has undergone initial charging and discharging is placed inside a sealed vessel (3), which is evacuated by a vacuum pump (9). After this evacuated state has been maintained for a while, the density of hydrogen gas within the sealed vess...