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:
Oct. 08, 1991
Filed:
Sep. 12, 1990
Yoji Ishibashi, Hitachi, JP;
Hiroshi Inoue, Hitachi, JP;
Takashi Ohmori, Hitachi, JP;
Takashi Hashimoto, Ushiku, JP;
Fumio Kato, Ibaraki, JP;
Shigeyuki Akatsu, Hitachi, JP;
Akira Arai, Tsukuba, JP;
Michio Kuroda, Hitachi, JP;
Katsukuni Hisano, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A gas turbine combustor including a first-stage combustion chamber being arranged to serve as a premix chamber for a second-stage combustion chamber and an auxiliary burner provided in the first-stage combustion chamber and arranged to effect, when fired, combustion and holding of a flame in the first-stage combustion chamber and to effect, when extinguished, feed a flame from the first-stage combustion chamber to the second-stage combustion chamber; and a method of driving the gas turbine combustor including a step of preparing the auxiliary burner in the first stage combustion chamber, the auxiliary burner being sparked when said combustion is fired, and causing the first-stage combustion camber to serve as the premixing chamber for the second-stage combustion chamber by extinguished the auxiliary burner.