Title:
GAS FUEL FILLING AND SUPPLY SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/065192
Kind Code:
A1
Abstract:
The present invention comprises: a tank 31 which stores gas fuel; a filling pipe 32 which is provided with a filling port 35 on the upstream end thereof; a supply pipe 33 which has the upstream end thereof connected to the downstream end of the filling pipe 32 and which has the downstream side thereof connected to an injector 37 that faces a intake passage 21 of a gas engine 10; a branch pipe 34 that branches from the connection point between the filling pipe 32 and the supply pipe 33 and is connected to the tank 31; a normally closed solenoid valve 40 provided on the branch pipe 34; and a control unit 100 that controls the opening and closing of the solenoid valve 40, wherein the control unit 100 sets the solenoid valve 40 in an open state during driving of the gas engine 10, sets the solenoid valve 40 in a closed state during stoppage of the gas engine 10, and sets the solenoid valve 40 in an open state during filling, when the tank 31 is being filled with gas fuel from the filling port 35.
Inventors:
TAKANO SOTA (JP)
Application Number:
PCT/JP2021/034108
Publication Date:
March 31, 2022
Filing Date:
September 16, 2021
Export Citation:
Assignee:
ISUZU MOTORS LTD (JP)
International Classes:
F16K31/06; F02M21/02
Foreign References:
| JP2004176858A | 2004-06-24 | |||
| JP2008215167A | 2008-09-18 | |||
| JP2007008386A | 2007-01-18 | |||
| JP2010096025A | 2010-04-30 | |||
| JP2009036155A | 2009-02-19 |
Attorney, Agent or Firm:
IZUMI Michihiro (JP)
Download PDF:
Previous Patent: LONG-FIBER WOVEN FABRIC AND METHOD FOR PRODUCING LONG-FIBER WOVEN FABRIC
Next Patent: GAS HOLDER
Next Patent: GAS HOLDER