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Title:
FUEL INJECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/162110
Kind Code:
A1
Abstract:
This fuel injection system includes: at least two injectors (40, 50) that inject gas fuel into an engine (20); a fuel tank that stores the gas fuel; and a delivery pipe that supplies the gas fuel to each of the plurality of injectors from the fuel tank. The fuel injection system comprises: a wear amount estimation unit (72); and a determination unit (73). The wear amount estimation unit estimates the wear amount of each of the plurality of injectors. The determination unit determines which injector from among the plurality of injectors is to be preferentially operated on the basis of the wear amount of each injector estimated by the wear amount estimation unit.

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Inventors:
MAEGAWA HITOSHI (JP)
FUJINO TOMOKI (JP)
Application Number:
PCT/JP2020/000820
Publication Date:
August 13, 2020
Filing Date:
January 14, 2020
Export Citation:
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Assignee:
DENSO CORP (JP)
International Classes:
F02D19/02; F02M21/02; F02M61/04; F02M61/14; F02M61/16; F02M63/00
Foreign References:
JP2013217336A2013-10-24
JP2008038680A2008-02-21
JP2018021517A2018-02-08
US20180094594A12018-04-05
JP2010101245A2010-05-06
Attorney, Agent or Firm:
KAMATA, Toru et al. (JP)
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