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. 20, 2015
Filed:
Nov. 08, 2010
Satoshi Takiguchi, Tokyo, JP;
Shinji Akamatsu, Tokyo, JP;
Kenji Sato, Tokyo, JP;
Naoki Abe, Tokyo, JP;
Satoshi Takiguchi, Tokyo, JP;
Shinji Akamatsu, Tokyo, JP;
Kenji Sato, Tokyo, JP;
Naoki Abe, Tokyo, JP;
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Abstract
Provided is a gas turbine combustion burner capable of uniformly ejecting fuel from ejection holes for reduced NOemissions of gas turbine combustors. The gas turbine combustion burner includes a plurality of swirling vanes () for ejecting fuel from fuel ejection holes () into air or a mixture of air and fuel flowing from an upstream side while applying a swirling force to form a swirling mixed airflow and a nozzle () having the swirling vanes () arranged radially on an outer circumferential surface thereof and having a first fuel passage (), through which the fuel is guided to the fuel ejection holes (), provided therein, a cavity () communicating with the fuel ejection holes () is provided in each swirling vane (), and at least two second fuel passages () are provided between the cavity () and the first fuel passage () along an axial direction.