WEAR PLATE BETWEEN CANISTER AND ELECTRIC HEATING ELEMENTS

摘要

A heating device and method for use in heating a canister containing a reductant, such as ammonia for use in an after-treatment device in an exhaust system, is disclosed. The heating device or jacket includes two sections forming an interior chamber for receipt of the canister. The sections include multiple layers including an inner surface layer, which provides both uniform heating of the canisters positioned therein, and a wear plate for engaging the canister within the heating unit.

主权项

1. A heating unit for use in heating a canister containing a reductant, the unit comprising:
a first housing section having an inner surface; a second housing section having an inner surface, the second section detachably connected to the first section; wherein the first housing section inner surface and the second housing section inner surface together define a wear surface for engaging the canister and transferring heat around the canister.