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:
May. 11, 2012
Madhavan Narasimhan Poyyapakkam, Rotkreuz, CH;
Fernando Biagioli, Fislisbach, CH;
Khawar Syed, Oberrohrdorf, CH;
Ronghai Mao, Windisch, CH;
Stefano Bernero, Oberrohrdorf, CH;
Madhavan Narasimhan Poyyapakkam, Rotkreuz, CH;
Fernando Biagioli, Fislisbach, CH;
Khawar Syed, Oberrohrdorf, CH;
Ronghai Mao, Windisch, CH;
Stefano Bernero, Oberrohrdorf, CH;
GENERAL ELECTRIC TECHNOLOGY GMBH, Baden, CH;
Abstract
A swirler including an annular housing with limiting walls. At least two vanes are arranged in the annular housing including the sidewalls of the swirler. The leading edge area of each vane has a profile, which is oriented parallel to a main flow direction prevailing at the leading edge position, wherein the profiles of the vanes turn from the main flow direction prevailing at the leading edge position to impose a swirl on the flow, and wherein, with reference to a central plane of the vanes the trailing edges are provided with at least two lobes in opposite transverse directions. A burner for a combustion chamber of a gas turbine including such a swirler and at least one nozzle having its outlet orifice at or in a trailing edge of the vane and to a method of operation of such a burner.