Title:
A gas engine device which carries the fuel injection device for gas engines, and it
Document Type and Number:
Japanese Patent JP6028967
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve reliability of a gas engine device usable while switching between a gas operation mode using a fuel gas and a liquid operation mode using a liquid fuel.SOLUTION: In a fuel injection device for a gas engine, a pre-mixed gas of a fuel gas and air is introduced into a cylinder of the gas engine, and a liquid fuel is introduced into the cylinder to form ignition flame for burning the pre-mixed gas, on the other hand, only the liquid fuel can be burned without supplying the fuel gas. The fuel injection device includes fuel supply means including a main valve 36a mechanically or electrically controlled, and supplying the liquid fuel as a main fuel, and auxiliary fuel supply means including an auxiliary valve 36b electrically controlled, and supplying the liquid fuel as an auxiliary fuel. The auxiliary fuel is supplied from the auxiliary valve 36b into the cylinder through the main valve 36a to form the ignition flame.
Inventors:
Tetsugo Fukuda
Nishio Sumito
Nishio Sumito
Application Number:
JP2012169571A
Publication Date:
November 24, 2016
Filing Date:
July 31, 2012
Export Citation:
Assignee:
National Research and Development Agency Maritime, Port and Aeronautical Technology Research Institute
International Classes:
F02D19/06; F02D19/08; F02D41/02; F02M21/02; F02M37/00; F02M45/08
Domestic Patent References:
| JP2002004899A | ||||
| JP2010270719A | ||||
| JP2004197625A | ||||
| JP11257142A | ||||
| JP8158923A | ||||
| JP4688916B2 | ||||
| JP4247842B2 | ||||
| JP59141755A |
Foreign References:
| WO2012019261A1 | ||||
| US20100199948 |
Attorney, Agent or Firm:
Patent Corporation yki International Patent Office
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