The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 16, 1992
Filed:
Dec. 05, 1989
Applicant:
Inventors:
Isao Takehara, Hitachi, JP;
Haruo Urushidani, Hitachi, JP;
Tetsuo Sasada, Hitachi, JP;
Hajime Toriya, Hitachi, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C / ;
U.S. Cl.
CPC ...
60 3905 ; 60 3955 ; 60 39141 ;
Abstract
A method of starting wherein the gas turbine, a gas turbine is started while injecting a prescribed amount of moisture into a combustor or a path for combustion gas from start up of the gas turbine, and the amount of moisture is varied in dependence upon the feed quantity of fuel or the temperature of the combustion gas so that combustion temperature in the combustor or temperature variation rate of the surfaces of component parts of the gas path is approximately constant.