Invention Grant
- Patent Title: Load rejection and recovery using a secondary fuel nozzle
- Patent Title (中): 使用二次燃油喷嘴进行排气和回收
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Application No.: US12686933Application Date: 2010-01-13
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Publication No.: US08997499B2Publication Date: 2015-04-07
- Inventor: Nicolas Demougeot , Jon Glende , Peter Stuttaford
- Applicant: Nicolas Demougeot , Jon Glende , Peter Stuttaford
- Applicant Address: CH Baden
- Assignee: Alstom Technology Ltd
- Current Assignee: Alstom Technology Ltd
- Current Assignee Address: CH Baden
- Agency: Shook, Hardy & Bacon L.L.P.
- Main IPC: F02C7/22
- IPC: F02C7/22 ; F02C9/00 ; G05D3/12 ; F02C9/46 ; F02C7/262 ; F02C9/34

Abstract:
A system and way for controlling a gas turbine engine in the event of a partial or full load rejection from a generator is disclosed. Upon detection of a partial or full load rejection, the fuel flow of the combustor is directed to a secondary circuit of a secondary fuel nozzle to maintain a flame in a downstream chamber of the combustor. By maintaining the flame in the downstream chamber while the engine speed is controlled, the recovery process to a load condition avoids use of spark ignition system and flame detectors in the upstream chamber.
Public/Granted literature
- US20110036094A1 LOAD REJECTION AND RECOVERY USING A SECONDARY FUEL NOZZLE Public/Granted day:2011-02-17
Information query
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