Title:
ENGINE WITH SUPERCHARGER
Document Type and Number:
Japanese Patent JP2021161983
Kind Code:
A
Abstract:
To quickly finish the regeneration of a DPF, in an engine with a supercharger.SOLUTION: An engine 2 with a supercharger comprises: a fuel injection valve (injector 21); an electric supercharger 5; an exhaust emission control device 6 arranged at an exhaust passage 32, and including a filter device; a position adjustment device (ISG 56) for stopping a piston in a cylinder within a prescribed range for a restart at an automatic stop of the engine; and a control unit (ECU 100). When an automatic stop condition is established during the regeneration of the filter device, the control unit stops a piston in a specified cylinder within a range of an overlapped state that both an intake valve and an exhaust valve are valve-opened, and continues the regeneration of the filter device by driving the electric supercharger, and injecting fuel into the specified cylinder during the automatic stop of the engine.SELECTED DRAWING: Figure 1
Inventors:
MATSUMOTO TAKAMASA
MIYAWAKI HIROKI
YAMAGATA NAOYUKI
MIYAWAKI HIROKI
YAMAGATA NAOYUKI
Application Number:
JP2020065793A
Publication Date:
October 11, 2021
Filing Date:
April 01, 2020
Export Citation:
Assignee:
MAZDA MOTOR
International Classes:
F02D43/00; F01N3/023; F02B37/04; F02B39/10; F02D17/00; F02D23/00
Attorney, Agent or Firm:
Maeda patent office