Title:
内燃機関の排気浄化システム及び、排気浄化システムの浄化能力再生方法
Document Type and Number:
Japanese Patent JP4089690
Kind Code:
B2
Abstract:
When a fuel as a reducing agent is supplied to a NOx catalyst on which a NOx or a SOx is reduced, a flow rate of exhaust gas that flows through an exhaust passage is changed, and the fuel is supplied to the exhaust gas flowing through the exhaust passage at a plurality of timings (ΔT1, ΔT2) when the exhaust gas flows at different flow rates.
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Inventors:
Shunsuke Toshioka
Kuniaki Niimi
Kuniaki Niimi
Application Number:
JP2005008991A
Publication Date:
May 28, 2008
Filing Date:
January 17, 2005
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
F01N3/36; B01D53/86; B01D53/94; F01N3/08; F01N3/20; F01N3/24; F01N3/28; F01N9/00; F01N13/08; F02D9/04; F02D41/02
Domestic Patent References:
| JP2004068700A | ||||
| JP2003176715A |
Attorney, Agent or Firm:
Yoshiyuki Kawaguchi
Hidemi Matsukura
Mayuko Wakuda
Kazunobu Sera
Tsutomu Toyama
Hidemi Matsukura
Mayuko Wakuda
Kazunobu Sera
Tsutomu Toyama