Title:
EXHAUST GAS PURIFICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2011/155588
Kind Code:
A1
Abstract:
Provided is an exhaust gas purification system capable of continuous DPF regeneration even when deceleration occurs during DPF regeneration. The system is provided with a unit (173) for controlling intake/exhaust when decelerating during regeneration. When the vehicle decelerates during DPF regeneration, said unit (173) increases the exhaust gas flow volume in an exhaust pipe (103) by controlling the opening of an EGR device (123) and of an intake throttle (122), and by adjusting the boost from a high-pressure stage turbocharger (108).
Inventors:
IKEDA Takashi (Fujisawa factory 8, Tsuchidana, Fujisawa-sh, Kanagawa 01, 〒2528501, JP)
池田 卓史 (〒01 神奈川県藤沢市土棚８番地 いすゞ自動車株式会社 藤沢工場内 Kanagawa, 〒2528501, JP)
MUKUNASHI Takayuki (Fujisawa factory 8, Tsuchidana, Fujisawa-sh, Kanagawa 01, 〒2528501, JP)
池田 卓史 (〒01 神奈川県藤沢市土棚８番地 いすゞ自動車株式会社 藤沢工場内 Kanagawa, 〒2528501, JP)
MUKUNASHI Takayuki (Fujisawa factory 8, Tsuchidana, Fujisawa-sh, Kanagawa 01, 〒2528501, JP)
Application Number:
JP2011/063323
Publication Date:
December 15, 2011
Filing Date:
June 10, 2011
Export Citation:
Assignee:
ISUZU MOTORS LIMITED (26-1, Minami-Ohi 6-chome Shinagawa-k, Tokyo 22, 〒1408722, JP)
いすゞ自動車株式会社 (〒22 東京都品川区南大井６丁目２６番１号 Tokyo, 〒1408722, JP)
IKEDA Takashi (Fujisawa factory 8, Tsuchidana, Fujisawa-sh, Kanagawa 01, 〒2528501, JP)
池田 卓史 (〒01 神奈川県藤沢市土棚８番地 いすゞ自動車株式会社 藤沢工場内 Kanagawa, 〒2528501, JP)
いすゞ自動車株式会社 (〒22 東京都品川区南大井６丁目２６番１号 Tokyo, 〒1408722, JP)
IKEDA Takashi (Fujisawa factory 8, Tsuchidana, Fujisawa-sh, Kanagawa 01, 〒2528501, JP)
池田 卓史 (〒01 神奈川県藤沢市土棚８番地 いすゞ自動車株式会社 藤沢工場内 Kanagawa, 〒2528501, JP)
International Classes:
F01N3/02; F01N3/24; F01N3/36; B01D46/42
Attorney, Agent or Firm:
KINUTANI Nobuo (Chemical Building, 15-12 Nishi-Shimbashi 3-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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Claims: