Title:
ディーゼルエンジンの排気処理装置
Document Type and Number:
Japanese Patent JP6530351
Kind Code:
B2
Abstract:
There is provided an exhaust treatment device for a diesel engine capable of suppressing a situation in which regeneration of a DPF is obstructed by cancellation of an automatic regeneration process. An exhaust treatment device for a diesel engine includes a parked regeneration requirement notification component, and a parked regeneration start operation component, a regeneration process S2, S11 of the DPF includes an automatic regeneration process S2 and a parked regeneration process S11, the automatic regeneration process S2 is automatically started when an estimation value F of PM accumulated in the DPF reaches a predetermined automatic regeneration start determination value SJ, and the parked regeneration process S11 is performed when a first and a second conditions are satisfied, the first condition being that a parked regeneration requirement notification component performs a notification of a parked regeneration requirement S8 when a number of cancellation N of the automatic regeneration process S2 reaches a predetermined parked regeneration requirement determination value NJ or more, the second condition being that the parked regeneration start operation component is subjected to a start operation during a parked state in which an engine equipped machine is neither traveling nor working.
Inventors:
Togawa Masayuki
Kazushige Tsujino
Kazushige Tsujino
Application Number:
JP2016127790A
Publication Date:
June 12, 2019
Filing Date:
June 28, 2016
Export Citation:
Assignee:
Kubota Corporation
International Classes:
F01N3/025; B01D46/42; B01D53/94; F01N3/023; F01N3/035; F01N3/18; F01N3/36
Domestic Patent References:
| JP2010203297A | ||||
| JP201559499A | ||||
| JP2004183506A | ||||
| JP2011214440A |
Foreign References:
| US20120204537 | ||||
| WO2015129046A1 |
Attorney, Agent or Firm:
Shoji Suzue