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1. (WO2018199620) FUEL SUPPLY DEVICE OF COMBUSTOR AND FUEL SUPPLY METHOD USING SAME

Pub. No.:    WO/2018/199620    International Application No.:    PCT/KR2018/004788
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Thu Apr 26 01:59:59 CEST 2018
IPC: F23G 5/44
F23K 3/12
Applicants: POSCO
주식회사 포스코
Inventors: NA, Sangkwon
나상권
LEE, Sang Myeong
이상명
KIM, Yang-Won
김양원
KIM, Dong-Hyun
김동현
CHOI, Uk-Seon
최욱선
Title: FUEL SUPPLY DEVICE OF COMBUSTOR AND FUEL SUPPLY METHOD USING SAME
Abstract:
A fuel supply device of a combustor according to one embodiment of the present invention comprises: a supply pipe member having one end connected to a lower portion of the combustor and the other end extended to face downward and providing a path for moving, into a combustion chamber inside the combustor, a fuel supplied through a fuel supply unit formed at one lateral end portion of the supply pipe member; a driving force supply unit having a piston member which is moved up and down within the lower side of the supply pipe member to provide the fuel with an upward driving force; and a stopper unit positioned on one side of the supply pipe member and having a stopper frame shiftable between a standby position outside the supply pipe member and a support position inside the supply pipe member, wherein the stopper frame is shifted to the support position and restricts a downward movement of the fuel that has been moved upward by the driving force supply unit.