Title:
燃料ガス供給装置
Document Type and Number:
Japanese Patent JP5848375
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a fuel gas supply device easy in maintenance capable of enhancing the pressure boosting efficiency of liquid fuel with a liquid pump.SOLUTION: A fuel gas supply device for supplying fuel gas into a combustion chamber of a marine vessel diesel engine, comprises: a liquid fuel tank for accumulating liquid fuel prepared by liquefying the fuel gas; a liquid pump for pressure boosting the liquid fuel supplied from the liquid fuel tank; a carburetor for evaporating the liquid fuel supplied from the liquid pump so as to supply it to the combustion chamber; a hydraulic motor for driving the liquid pump; a hydraulic pump for driving the hydraulic motor; an airtight supply pipeline directly connecting the hydraulic motor to the hydraulic pump for supplying the entire hydraulic fluid discharged from the hydraulic pump to the hydraulic motor; an airtight discharging pipeline directly connecting the hydraulic motor to the hydraulic pump for returning the entire hydraulic fluid discharged from the hydraulic motor to the hydraulic pump; an electric motor for driving the hydraulic pump; and a control part for controlling the number of rotation of the hydraulic pump by speed-controlling the electric motor.
Inventors:
Ueki Shuji
Application Number:
JP2014015412A
Publication Date:
January 27, 2016
Filing Date:
January 30, 2014
Export Citation:
Assignee:
Mitsui Shipbuilding Co., Ltd.
International Classes:
F02M21/08; F02M37/00; F04B49/06
Domestic Patent References:
| JP2013209926A | ||||
| JP63023002A | ||||
| JP2004332890A | ||||
| JP2012177333A | ||||
| JP2012187592A | ||||
| JP3111494U | ||||
| JP7091320A | ||||
| JP2002534642A | ||||
| JP2011011701A | ||||
| JP2012215128A |
Attorney, Agent or Firm:
Global IP Tokyo Patent Business Corporation