LITHIUM ION BATTERY PACK HAVING PASSIVE COOLING

摘要

A lithium ion battery pack including a housing and a top attached to an open end of the housing is disclosed. The battery pack includes plurality of battery cells, arranged in parallel and contained in the housing. The battery pack further includes cathode and anode current collectors. Each of the current collectors includes a collector plate welded to a collector plate tab. The collector plate tabs are welded to the respective cathode and anode covers of the battery cells.