Charging and discharging apparatus, controlling method of the same, and charging and discharging system including the same

A charging and discharging system, comprising:

• a charging and discharge channel unit electrically connected to a plurality of battery cells;
• a plurality of jigs configured to support the plurality of battery cells;
• a temperature sensor unit positioned on a side of the plurality of jigs, the temperature sensor unit configured to measure the temperature of an area adjacent to the plurality of battery cells;
• a control unit configured to control the temperature sensor unit, charging or discharging the plurality of battery cells through the charging and discharging channel unit, and the control unit configured to measure the charge capacity of each battery cell;
• and
• a server configured to communicate with the control unit;
• wherein the control unit configured to calculate a modified charge capacity of each battery cell based on the temperature measured by the temperature sensor unit and a calculated charge capacity of each battery cell during charging or discharging each battery cell through the charging and discharging channel unit, the control unit configured to transmit the modified charge capacity of each battery to the server.

A controlling method of a charging and discharging apparatus, including a charging and discharge channel unit electrically connected to a plurality of battery cells and a plurality of jigs supporting the plurality of battery cells, comprising:

• a step of charging or discharging each battery cell through the charging and discharging channel unit;
• a step of calculating the charge capacity of each battery cell through the charging and discharging channel unit based on the temperature measured by a temperature sensor unit located on a side of the plurality of jigs, the temperature sensor unit configured to measure the temperature of an area adjacent to the plurality of battery cells;
• and
• a step of modifying the charge capacity of each battery cell based on the calculated charge capacity of each battery cell through the charging and discharging channel unit.