Calorimeters for testing energy storage systems and power electronics methods of making the same and methods of use

摘要

Large volume calorimeters (100) and small volume, or cell, calorimeters (700), as well as methods of making and using the same, are provided.

主权项

1. A large volume calorimeter, comprising:
a test chamber comprising an inner box nested inside of an outer box and a plurality of heat flux sensors in contact with the exterior sidewalls of the inner box; at least one thermally insulative device between the floor of the inner box and the floor of the outer box; a thermally conductive device between each exterior sidewall of the inner box and each corresponding interior sidewall of the outer box, the at least one thermally conductive device comprising a first wedge and second wedge; at least one busbar in contact with an interior wall of the inner box; and a test chamber lid; wherein the test chamber is configured to be fully submerged in an isothermal bath during operation of the calorimeter.