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Title:
ENGINE CONDENSED WATER DISCHARGE DEVICE
Document Type and Number:
Japanese Patent JP2014074377
Kind Code:
A
Abstract:

To install a bypass passage to discharge condensed water from an air intake passage and to perform control to remove deposit attached to an inner wall of a bypass passage by cleaning the same with the condensed water.

An engine condensed water discharge device comprises: a condensed water storage tank 23; a bypass passage 24 which communicates the condensed water storage tank 23 with a vicinity of an intake manifold 41; a washer fluid tank 36; a washer fluid passage 35 which communicate the bypass passage 24 with the washer fluid tank 36; a first on-off valve 25 and a second on-off valve 26 installed at ends of the bypass passage 24; a third on-off valve 37 installed in the washer fluid passage 35; a high-pressure throttle valve 28; and an ECU 42 which controls opening/closing states of the first on-off valve 25, the second on-off valve 26, the third on-off valve 37, and the high-pressure throttle valve 28. Thus, the engine condensed water discharge device can perform control to remove deposit attached to an inner wall of the bypass passage 24 by cleaning the same.


Inventors:
Isobe, Yusuke
Kimura, Hiroyuki
Maehara, Kazuto
Shiwachi, Hiroshi
Application Number:
JP2012000222851
Publication Date:
April 24, 2014
Filing Date:
October 05, 2012
Export Citation:
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Assignee:
MITSUBISHI MOTORS CORP
MITSUBISHI AUTOMOB ENG CO LTD
International Classes:
F02B29/04; F02B37/12; F02B39/16; F02B47/02; F02D9/02; F02M25/022
Domestic Patent References:
JP2013002406A2013-01-07
JP2013164006A2013-08-22
JP2012140868A2012-07-26
JP2009108761A2009-05-21
JP2001295662A2001-10-26
JP2008286104A2008-11-27
JP2009092005A2009-04-30
JP2005226476A2005-08-25
JP4803007B22011-10-26
Attorney, Agent or Firm:
光石 俊郎
光石 春平
田中 康幸
松元 洋
山田 哲三