Title:
UREA WATER SUPPLY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/009149
Kind Code:
A1
Abstract:
A urea water supply device (10) supplies urea water for purifying exhaust gas from an electric power generating engine (23). The urea water supply device (10) is provided with: a urea water injector (17); a urea water circulation route (60) through which urea water is circulated; a clean water supply route (61) through which clean water is circulated; and a urea water metering valve (14) and a urea water flowmeter (15) which are provided in the urea water circulation route (60). The clean water supply route (61) converges with the urea water circulation route (60) downstream of the urea water metering valve (14) and the urea water flowmeter (15).
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Inventors:
MORIMITSU DAISUKE (JP)
FUKUI YOSHINORI (JP)
INOUE TSUYOSHI (JP)
FUKUI YOSHINORI (JP)
INOUE TSUYOSHI (JP)
Application Number:
PCT/JP2018/024281
Publication Date:
January 10, 2019
Filing Date:
June 27, 2018
Export Citation:
Assignee:
YANMAR CO LTD (JP)
International Classes:
F01N3/08; B01D53/94
Foreign References:
| JP2010071148A | 2010-04-02 | |||
| JP2015091699A | 2015-05-14 | |||
| JP2012082804A | 2012-04-26 | |||
| JP2012082796A | 2012-04-26 | |||
| US20030033799A1 | 2003-02-20 | |||
| JP2004211635A | 2004-07-29 |
Other References:
See also references of EP 3643892A4
Attorney, Agent or Firm:
KATSURAGAWA, Naoki (JP)
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