PROCESS MANAGEMENT DEVICE AND OPERATION METHOD THEREOF

According to an embodiment disclosed herein, a process management device may include an injection device configured to inject an electrolyte to battery cells provided in a pallet, and a controller configured to correct an injection amount of electrolyte injected into each of the battery cells based on a non-operation time of the injection device and the number of pallets for which injection is completed after the start of the injection of the electrolyte.