SYSTEM FOR SUPPLYING LIQUEFIED NATURAL GAS FUEL

摘要

A system for supplying fuel includes a fuel supplying line connected from a fuel storage tank to an engine and including a pressure measuring sensor, a pump provided on the fuel supplying line and configured to pressurize fuel outputted from the fuel storage tank, a heat exchanger provided on the fuel supplying line between the pump and the engine and configured to heat the fuel outputted from the pump, a first return line provided at a front end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line, and a second return line provided at a rear end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line.

主权项

1. A system for supplying LNG fuel, the system comprising:
a fuel supplying line connected from a fuel storage tank to an engine and including a pressure measuring sensor; a pump provided on the fuel supplying line and configured to pressurize fuel outputted from the fuel storage tank; a heat exchanger provided on the fuel supplying line between the pump and the engine and configured to heat the fuel outputted from the pump; a first return line provided at a front end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line; and a second return line provided at a rear end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line, wherein the fuel is returned through the first return line or the second return line when pressure of the fuel is sensed to be more than a predetermined pressure by the pressure measuring sensor.