PURGING SYSTEM FOR GAS LINE OF DF ENGINE

摘要

Disclosed is a purging system for the gas line of a DF engine. The purging system for the gas line of a DF engine according to the present invention is the nitrogen purging system for the gas line of the engine, wherein the nitrogen purging system includes: a master valve being formed at a fuel feeding line feeding fuel gas to the engine; a purging valve being connected to the fuel feeding line and being formed at a nitrogen feeding line fed with nitrogen purging the fuel feeding line; and a valve unit being placed on the fuel feeding line, being formed between the nitrogen feeding line and the engine, and comprising at least one valve discharging the nitrogen fed into the nitrogen feeding line. [Reference numerals] (AA) Fuel gas