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Title: Diesel particulate filter with zoned resistive heater

A diesel particulate filter assembly comprises a diesel particulate filter (DPF) and a heater assembly. The DPF filters a particulate from exhaust produced by an engine. The heater assembly has a first metallic layer that is applied to the DPF, a resistive layer that is applied to the first metallic layer, and a second metallic layer that is applied to the resistive layer. The second metallic layer is etched to form a plurality of zones.
Authors:
 [1]
  1. Pinckney, MI
Publication Date:
OSTI Identifier:
1016548
Report Number(s):
7,901,475
US Patent Application 12/052,057
DOE Contract Number:
FC04-03AL67635
Resource Type:
Patent
Research Org:
GM Global Technology Operations, Inc.
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
47 OTHER INSTRUMENTATION