A battery system is described with methods and systems for thermally isolating a battery module experiencing thermal runaway. In one embodiment, a thermal actuator can cut a busbar coupling neighboring battery modules together, thereby preventing or slowin...

A battery cell according to an embodiment of the present invention comprises: an electrode assembly on which at least one positive electrode plate and at least one negative electrode plate are stacked on each other; a case for accommodating the electrode a...

Electrolyte compositions comprising electrolyte additives and/or solvents for reduction of thermal propagation in lithium-ion batteries are disclosed. Energy storage devices comprising the electrolyte compositions comprise a first electrode and a second el...

A device for electrical and mechanical connection of a first element and a second element includes first and second connection elements and a connection module. The first connection element includes a first interface configured to be electrically and mecha...