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Exhaust purification with on-board ammonia production

Patent ·
OSTI ID:1016143
 [1];  [2];  [3]
  1. Peoria, IL
  2. Dunlap, IL
  3. Helpston, GB
+ Show Author Affiliations
A method of ammonia production for a selective catalytic reduction system is provided. The method includes producing an exhaust gas stream within a cylinder group, wherein the first exhaust gas stream includes NOx. The exhaust gas stream may be supplied to an exhaust passage and cooled to a predetermined temperature range, and at least a portion of the NOx within the exhaust gas stream my be converted into ammonia.
Research Organization:
Caterpillar Inc (Peoria, IL)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC05-00OR22806
Assignee:
Caterpillar Inc (Peoria, IL)
Patent Number(s):
7,811,527
Application Number:
12/099,831
OSTI ID:
1016143
Country of Publication:
United States
Language:
English

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