Patent ID: 9350054
Filing Date: 2016-05-24
CPC Classification: H01M,Y02E

Claim Text:
1. An electric energy store, comprising: a thermally insulated space which has a process gas inlet and a process gas outlet, at least two stacks, each stack with at least one electrochemical storage cell, being arranged in the thermally insulated space, and each stack in turn having a process gas inlet and a process gas outlet, wherein the at least two stacks are connected in series with respect to the routing of the process gas, a heat exchanger arranged between a first stack and a second stack of the at least two stacks, and a heat store disposed in the thermally insulated space and in thermal contact with the heat exchanger, and an inlet heat exchanger disposed in the thermally insulated space between a process gas feed and the first stack with respect to the routing of the process gas, configured to heat process gas entering the first stack, and in thermal contact with the heat store.