Uniaxial gas turbine system
AssigneeKawasaki Jukogyo Kabushiki Kaisha
InventorTatsuhiko Goi
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Abstract
A uniaxial gas turbine system, comprising a uniaxial gas turbine, a rotary machine driven by the uniaxial gas turbine, a continuously variable transmission for transmitting a driving force from the uniaxial gas turbine to the rotary machine, and a control device for controlling the speed of the uniaxial gas turbine to an optimum speed and controlling the gear ratio of the continuously variable transmission so that the speed of the rotary machine becomes a prescribed speed, whereby the speed of the gas turbine or the rotary machine can be optimized according to the load variation of the rotary machine driven by the gas turbine.
Claims18
A uniaxial gas turbine system comprising:
- a uniaxial gas turbine;
- a rotary machine driven by said uniaxial gas turbine;
- a continuously variable speed transmission of transmitting a drive force from said uniaxial gas turbine to said rotary machine;
- and
- a controller of controlling a revolution speed of said uniaxial gas turbine to an optimal revolution speed and controlling a speed variation ratio of said continuously variable speed transmission so as to set a revolution speed of said rotary machine to a desired revolution speed,
- wherein said continuously variable speed transmission is a continuously variable speed transmission of a power split system for distributing and transmitting said revolution speed of said uniaxial gas turbine,
- said continuously variable speed transmission has a traction drive disposed on a low power side of said continuously variable speed transmission, and
- a clutch for connecting or disconnecting a transmission of said drive force between said uniaxial gas turbine and said rotary machine is disposed on an input side of said traction drive.
A method for controlling a uniaxial gas turbine system having a uniaxial gas turbine, a rotary machine driven by said uniaxial gas turbine, and a continuously variable speed transmission of transmitting a drive force from said uniaxial gas turbine to said rotary machine, comprising:
- controlling a revolution speed of said uniaxial gas turbine to an optimal revolution speed;
- and
- controlling a speed variation ratio of said continuously variable speed transmission so as to set a revolution speed of said rotary machine to a desired revolution speed,
- wherein said continuously variable speed transmission is a continuously variable speed transmission of a power split system for distributing and transmitting said revolution speed of said uniaxial gas turbine,
- said continuously variable speed transmission has a traction drive disposed on a low power side of said continuously variable speed transmission, and
- a clutch for connecting or disconnecting a transmission of said drive force between said uniaxial gas turbine and said rotary machine is disposed on an input side of said traction drive.
Dependencies are inferred from the claim text.