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Title:
ENGINE
Document Type and Number:
WIPO Patent Application WO/2013/084890
Kind Code:
A1
Abstract:
An engine (1) is provided with a first abnormality alarm command unit (161) for causing an alarm device (15) to produce an abnormality occurrence alarm for informing the driver of an abnormality occurrence during filter (19) regeneration when an exit temperature (T5) is lower than an activated temperature, and all signal values from an exit temperature sensor (35), an entrance temperature sensor (34), and an exhaust temperature sensor (33) fall within normal ranges during a prescribed first abnormality monitoring interval when executing an emergency regeneration.

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Inventors:
FUKUDA TOMOHIRO (JP)
OHTA ATSUSHI (JP)
TAKAGAWA ISAO (JP)
ADACHI HITOSHI (JP)
NOMA YASUO (JP)
Application Number:
PCT/JP2012/081388
Publication Date:
June 13, 2013
Filing Date:
December 04, 2012
Export Citation:
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Assignee:
YANMAR CO LTD (JP)
International Classes:
F01N3/02; F01N3/023; F01N3/025; F01N3/029; F01N3/18; F01N3/24; F02D21/08; F02D23/00; F02D45/00; F02M25/07
Domestic Patent References:
WO2011138928A12011-11-10
Foreign References:
JP2011089454A2011-05-06
JP4273911B22009-06-03
JP2004143988A2004-05-20
JP2009533597A2009-09-17
JP2005226574A2005-08-25
JP2011179381A2011-09-15
JP2004108194A2004-04-08
JP2006348778A2006-12-28
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
Mutsumi Sameshima (JP)
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Claims:



 
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