Title:
REDUCER SUPPLY DEVICE
Document Type and Number:
Japanese Patent JP2022054612
Kind Code:
A
Abstract:
To provide a reducer supply device performing purification treatment of an exhaust gas immediately after start of an internal combustion engine.SOLUTION: A reducer supply device includes: a reducer supply unit 8 for supplying a reducer to a selective reduction-type catalyst 6 for reduction treatment of an exhaust gas discharged from an internal combustion engine 1 to an exhaust pipe 2; and a supply control unit 12 calculating a supply amount of the reducer on the basis of a storage capacity of the reducer in the selective reduction-type catalyst 6, and controlling the reducer supply unit 8 to supply the reducer on the basis of the calculated supply amount, when drive of the internal combustion engine 1 is stopped.SELECTED DRAWING: Figure 1
Inventors:
NATSUME KOJI
Application Number:
JP2020161748A
Publication Date:
April 07, 2022
Filing Date:
September 28, 2020
Export Citation:
Assignee:
ISUZU MOTORS LTD
International Classes:
F01N3/08; F01N3/20; F01N3/22; F01N3/34; F01N3/36
Attorney, Agent or Firm:
Washeda International Patent Office