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    • 2. 发明申请
    • METHOD FOR STARTING A COMBINED CYCLE POWER PLANT
    • 组合循环发电厂的启动方法
    • US20120144839A1
    • 2012-06-14
    • US12964982
    • 2010-12-10
    • Andreas EhrsamThomas Schreier
    • Andreas EhrsamThomas Schreier
    • F02C7/26
    • F01D19/02F02C7/26F05D2270/303
    • A method for starting a combined cycle power plant (1) includes loading the gas turbine unit (2), providing a starting temperature (Tsrart) for the steam supplied to the steam turbine (5), while the control valve (7) is regulated controlling the temperature of the steam at a temperature substantially equal to the starting temperature (Tstart) at a position (P2) downstream of the control valve (7) and upstream of the rotor (8), when the control valve (7) is substantially fully open, supplying steam to the steam turbine (5) at the starting temperature (Tstart). The steam temperature is controlled by controlling the steam temperature upstream of the control valve (7) in accordance with the temperature drop caused by the control valve (7) when the steam passes through it.
    • 一种启动联合循环发电厂(1)的方法包括:在控制阀(7)被调节的情况下装载燃气轮机单元(2),为供应给蒸汽轮机(5)的蒸汽提供启动温度(Tsrart) 当控制阀(7)基本上等于控制阀(7)下游的位置(P2)和转子(8)的上游时,基本上等于起动温度(Tstart)的温度控制蒸汽的温度 完全打开,在起动温度(Tstart)下向蒸汽轮机(5)供应蒸汽。 通过根据由蒸汽通过其的控制阀(7)引起的温度下降来控制控制阀(7)上游的蒸汽温度来控制蒸汽温度。
    • 3. 发明授权
    • Method for starting a combined cycle power plant
    • 启动联合循环发电厂的方法
    • US08887481B2
    • 2014-11-18
    • US12964982
    • 2010-12-10
    • Andreas EhrsamThomas Schreier
    • Andreas EhrsamThomas Schreier
    • F02C6/00F02G1/00F02G3/00F01D19/02F02C7/26
    • F01D19/02F02C7/26F05D2270/303
    • A method for starting a combined cycle power plant (1) includes loading the gas turbine unit (2), providing a starting temperature (Tstart) for the steam supplied to the steam turbine (5), while the control valve (7) is regulated controlling the temperature of the steam at a temperature substantially equal to the starting temperature (Tstart) at a position (P2) downstream of the control valve (7) and upstream of the rotor (8), when the control valve (7) is substantially fully open, supplying steam to the steam turbine (5) at the starting temperature (Tstart). The steam temperature is controlled by controlling the steam temperature upstream of the control valve (7) in accordance with the temperature drop caused by the control valve (7) when the steam passes through it.
    • 一种启动联合循环发电厂(1)的方法包括加载燃气轮机单元(2),为供给蒸汽轮机(5)的蒸汽提供启动温度(Tstart),同时控制阀(7)被调节 当控制阀(7)基本上等于控制阀(7)下游的位置(P2)和转子(8)的上游时,基本上等于起动温度(Tstart)的温度控制蒸汽的温度 完全打开,在起动温度(Tstart)下向蒸汽轮机(5)供应蒸汽。 通过根据由蒸汽通过其的控制阀(7)引起的温度下降来控制控制阀(7)上游的蒸汽温度来控制蒸汽温度。
    • 4. 发明授权
    • Startup method for large steam turbines
    • 大型蒸汽轮机的启动方法
    • US09140192B2
    • 2015-09-22
    • US13347745
    • 2012-01-11
    • Andreas EhrsamThomas SchreierMartin Schoenenberger
    • Andreas EhrsamThomas SchreierMartin Schoenenberger
    • F01D19/00F02C7/26F01K13/02
    • F02C7/26F01D19/00F01K13/02
    • A method of controlling a steam turbine, having a controller controlling at least the position of a steam inlet valve located in a steam conduit between a steam generator and the turbine to control mass flow into the turbine, includes selecting, before beginning startup, a predefined set of startup sequences of setpoints based on a turbine status at the beginning of startup and/or a startup mode chosen by the operator, the set of startup sequences of setpoints includes parameters controlled and not controlled by the controller; using the controller to control the parameters controlled by the controller so as to progress the turbine from setpoint to setpoint in accordance with predefined set of startup sequences until reaching a release point; and at the release point, delaying moving to the next setpoint until actual setpoint values agree with predefined release point setpoint values for parameters not controlled by the controller.
    • 一种控制蒸汽涡轮机的方法,具有控制器至少控制位于蒸汽发生器和涡轮机之间的蒸汽导管中的蒸汽入口阀的位置,以控制进入涡轮机的质量流量,包括在开始启动之前选择预定义的 基于启动开始时的涡轮机状态和/或由操作者选择的启动模式的设定点的启动顺序集合,设定点的启动序列的集合包括由控制器控制和不控制的参数; 使用所述控制器来控制由所述控制器控制的参数,以便根据预定义的启动序列集合将所述涡轮机从设定点进给到设定点,直到达到释放点; 并且在释放点,延迟移动到下一个设定值,直到实际设定值与预定义的释放点设定值一致为参数未被控制器控制。
    • 5. 发明申请
    • Steam Turbine
    • 汽轮机
    • US20080213091A1
    • 2008-09-04
    • US12033091
    • 2008-02-19
    • Heinrich LagederLucjan LukasikRalf GreimThomas SchreierMichael Fischer
    • Heinrich LagederLucjan LukasikRalf GreimThomas SchreierMichael Fischer
    • F01D9/00F01D25/24
    • F01D25/26F01D25/28F05B2260/301F05D2220/31F05D2230/21F05D2230/232F05D2230/235F05D2240/14
    • A steam turbine (10), especially in the form of a double-flow low-pressure steam turbine, includes a rotor (11) which is rotatably mounted around an axis (21) and which is concentrically enclosed with a spacing by an inner casing (13), forming annular steam passages (28, 29), and which has a multiplicity of rotor blades (12) which project into the steam passages (28, 29), wherein the inner casing (13) supports a multiplicity of stator blades (12) which project into the steam passages (28, 29) and which, for feeding steam to the steam passages (28, 29), has an inlet duct (15) which is directed around the axis (21) and tapers in the flow cross section. With such a steam turbine, the production is simplified by the inner casing (13) being formed as a welded construction, in which blade carriers (14), which delimit the steam passages (28, 29) and are produced as cast parts, are welded to additional forged or rolled steel elements (20) for fastening the stator blades (12′).
    • 特别是双流低压汽轮机形式的蒸汽涡轮机(10)包括转子(11),转子(11)围绕轴线(21)可旋转地安装,同轴地由内壳 (13),形成环形蒸汽通道(28,29),并且具有多个突出到所述蒸汽通道(28,29)中的转子叶片(12),其中所述内壳体(13)支撑多个定子叶片 (12),其突出到所述蒸汽通道(28,29)中,并且用于将蒸汽供给至所述蒸汽通道(28,29)的入口管道(15)具有围绕所述轴线(21)指向并在 流动截面。 通过这样的蒸汽涡轮机,通过形成为焊接结构的内壳(13)来简化生产,其中限定蒸汽通道(28,29)并被制成铸件的叶片承载件(14)是 焊接到用于紧固定子叶片(12')的另外的锻造或轧制钢元件(20)。