Patent ID: 8057946
Filing Date: 2011-11-15
Classification: F24H,F28D,H01M,Y02E,Y02T

Abstract:
1. An integrated charge air heat exchanger for a fuel cell stack, comprising: a plurality of coolant conduits adapted for a coolant fluid to flow therethrough, each of the coolant conduits having a first surface and a second surface; a plurality of heating elements, one of the heating elements disposed on the first surface of each of the coolant conduits and adapted to transfer heat to the coolant fluid; a plurality of fin elements adapted for an air stream to flow therearound, one of the fin elements disposed on the second surface of each of the cooling conduits and adapted to facilitate heat transfer between the air stream and the coolant fluid; and a busbar having a plurality of fingers adapted to provide an isolated electrical communication between an electrical power source and the heating elements, each of the fingers abutting and in electrical communication with one of the heating elements, the busbar disposed adjacent each of the plurality of coolant conduits; and an insulating material disposed on the busbar to electrically insulate the busbar from the plurality of coolant conduits.