Title:
EXHAUST EMISSION CONTROL SYSTEM AND VEHICLE
Document Type and Number:
Japanese Patent JP2021046815
Kind Code:
A
Abstract:
To properly inject a reductant in accordance with a state of an opening/closing member.SOLUTION: An exhaust emission control system includes: an exhaust passage through which an exhaust gas flows from an engine; an injection part 41 for injecting urea water into the exhaust passage in order to clean the exhaust gas; a grille shutter 75 capable of opening and closing a grille opening part through which outside air flows into a periphery of the engine by moving between an open position and a close position; a state determination unit 122 for determining whether the grille shutter 75 is in a failure state of not moving in the close position from the open position; and an injection control unit 123 for prohibiting the injection part 41 from injecting urea water when it is determined that the grille shutter 75 is in the failure state.SELECTED DRAWING: Figure 3
Inventors:
YAMAGUCHI KAZUMI
Application Number:
JP2019169263A
Publication Date:
March 25, 2021
Filing Date:
September 18, 2019
Export Citation:
Assignee:
ISUZU MOTORS LTD
International Classes:
F01N3/08; B60K11/04; B60K13/04; F01P7/12
Attorney, Agent or Firm:
Izumidori
Hisato Kuroiwa
Hisashine Kyonori
Kensuke Terakawa
Hisato Kuroiwa
Hisashine Kyonori
Kensuke Terakawa