| 摘要 |
PROBLEM TO BE SOLVED: To reduce output fluctuation of a gas turbine during a nozzle change over period. SOLUTION: A control method for a gas turbine gradually reducing fuel supply quantity to a first nozzle group and gradually increasing fuel supply quantity to a second nozzle group, and increasing fuel supply quantity to a combustor more than fuel supply quantity command value during the nozzle change over period in which a first nozzle group which has been used until now is changed over to a second nozzle group which will be used from now, is provided. COPYRIGHT: (C)2009,JPO&INPIT
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