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:
May. 24, 2016
Filed:
Oct. 27, 2011
Masayuki Murakami, Tokyo, JP;
Kazuya Higashi, Tokyo, JP;
Yukimasa Nakamoto, Tokyo, JP;
Satoko Fujii, Tokyo, JP;
Takeyuki Shimizu, Tokyo, JP;
Keigo Matsumoto, Tokyo, JP;
Masayuki Murakami, Tokyo, JP;
Kazuya Higashi, Tokyo, JP;
Yukimasa Nakamoto, Tokyo, JP;
Satoko Fujii, Tokyo, JP;
Takeyuki Shimizu, Tokyo, JP;
Keigo Matsumoto, Tokyo, JP;
MITSUBISHI HITACHI POWER SYSTEMS, LTD., Kanagawa, JP;
Abstract
The invention provides a gas-turbine fuel nozzle that includes a plurality of fuel supply channels to which fuel is supplied, a plurality of fuel/sweep-fluid supply channels to which fuel or a sweep fluid for sweeping the fuel is supplied, and a plurality of injection holes that are provided at downstream ends of the fuel supply channels or the fuel/sweep-fluid supply channels and that inject the fuel guided from the fuel supply channels or the fuel/sweep-fluid supply channels; a sweep-fluid supply channel that is connected to the fuel/sweep-fluid supply channels to guide the sweeping; and sweep-fluid cooling means for cooling the sweep-fluid to a temperature lower than a self-ignition temperature of the fuel.