Title:
METHOD FOR CONTROLLING REGENERATION OF DIESEL PARTICULATE FILTER IN CONSTRUCTION MACHINERY
Document Type and Number:
WIPO Patent Application WO/2013/115475
Kind Code:
A1
Abstract:
The present invention relates to a method for controlling the regeneration of a diesel particulate filter (DPF) in construction machinery. The method for controlling the regeneration of a DPF in construction machinery, according to the present invention, comprises: a first active regeneration step for initiating the active regeneration of a DPF as per a first predetermined active regeneration schedule when a soot amount inside the DPF is within a predetermined permitted range; and a second active regeneration step for initiating the active regeneration of the DPF according to the soot amount as per a second active regeneration schedule, which differs from the first active regeneration schedule, when the soot amount exceeds the permitted range.
Inventors:
YUN HONGCHEOL (KR)
CHOI YUNJUNG (KR)
CHOI YUNJUNG (KR)
Application Number:
PCT/KR2012/010483
Publication Date:
August 08, 2013
Filing Date:
December 05, 2012
Export Citation:
Assignee:
DOOSAN INFRACORE CO LTD (KR)
International Classes:
F01N3/023; F01N9/00
Foreign References:
| KR20080087469A | 2008-10-01 | |||
| JP2005163604A | 2005-06-23 | |||
| KR100836999B1 | 2008-06-10 | |||
| KR20090063932A | 2009-06-18 | |||
| KR20110074845A | 2011-07-04 | |||
| KR20110062127A | 2011-06-10 |
Other References:
See also references of EP 2811128A4
Attorney, Agent or Firm:
HANBEOT PATENT LAW FIRM (KR)
특허법인 한벗 (KR)
특허법인 한벗 (KR)
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Claims: