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    • 1. 发明授权
    • Electro-hydraulic control actuator for turbine valves
    • 用于涡轮阀的电液控制执行器
    • US4475710A
    • 1984-10-09
    • US265651
    • 1981-05-20
    • Hans-Joachim Leupers
    • Hans-Joachim Leupers
    • F16K31/122F01D17/10F01D17/22F01D21/16F15B13/00F15B13/08F16K31/124
    • F15B13/0807F16K31/124
    • In an electro-hydraulic control assembly for turbine valves, including a shaft for the turbine valve, a valve housing, electrical control means, an electro-hydraulic converter connected to the electrical control means, a hydraulic control cylinder being connected to the electro-hydraulic converter, a control piston being movable in the cylinder in a valve opening and a valve closing direction and being connected to the valve shaft, a force storing spring loading the piston in the valve closing direction, and a hydraulic system including a hydraulic fluid reservoir, a fluid pump being fed from the reservoir and having a pressure side, an electric motor for driving the pump and a hydraulic pressure accumulator connected to the pressure side of the pump, the improvement including a support structure disposed in the housing including two mutually parallel support plates, the spring being disposed between the support plates, the electro-hydraulic converter, the cylinder and the supply system being fastened to the support structure and being at least partially connected to each other by channels formed in the support plates.
    • 在用于涡轮阀的电动液压控制组件中,包括用于涡轮阀的轴,阀壳体,电气控制装置,连接到电气控制装置的电动液压转换器,连接到电液压 转换器,控制活塞可在气缸中以阀开口和关闭方向移动并连接到阀轴,在闭阀方向上装载活塞的力存储弹簧以及包括液压流体储存器的液压系统, 从储存器供给并具有压力侧的流体泵,用于驱动泵的电动机和连接到泵的压力侧的液压蓄能器,改进包括设置在壳体中的支撑结构,包括两个相互平行的支撑 板,弹簧设置在支撑板,电液转换器,气缸和供应系统之间 m被紧固到支撑结构并且通过形成在支撑板中的通道彼此至少部分地彼此连接。
    • 8. 发明授权
    • Electro-hydraulic control actuator for turbine valves
    • 用于涡轮阀的电液控制执行器
    • US4500066A
    • 1985-02-19
    • US579295
    • 1984-02-15
    • Werner Trassl
    • Werner Trassl
    • F16K31/122F01D17/10F01D17/22F01D21/16F15B15/18F16K31/124
    • F16K31/124F15B15/18
    • Electro-hydraulic control assembly for turbine valves, including electric control means, a shaft connected to a turbine valve, a valve housing and an integrated compact actuator unit disposed in the housing, the actuator unit including an electro-hydraulic converter connected to the electric control means, a hydraulic control cylinder being connected to the electro-hydraulic converter and having a control piston connected to the shaft, and a hydraulic supply system, the supply system including a fluid reservoir, a fluid pump being fed from the fluid reservoir and having a pressure side, an electric motor for driving the pump, and a hydraulic pressure accumulator connected to the pressure side of the pump.
    • 用于涡轮阀的电液控制组件,包括电控制装置,连接到涡轮阀的轴,阀壳和设置在壳体中的集成紧凑致动器单元,致动器单元包括连接到电控制器的电液转换器 意味着,液压控制缸连接到电液转换器并具有连接到轴的控制活塞,以及液压供应系统,该供应系统包括流体储存器,流体泵从流体储存器供给并具有 压力侧,用于驱动泵的电动机和连接到泵的压力侧的液压蓄能器。
    • 9. 发明授权
    • Device for controlling speed of turbine
    • 涡轮机速度控制装置
    • US3965684A
    • 1976-06-29
    • US542822
    • 1975-01-21
    • Masahide Nomura
    • Masahide Nomura
    • G05D13/62F01D17/22F01D17/24F01D19/00F01K13/02
    • F01D17/22F01D19/00F05D2200/12
    • A speed control device is constituted of an acceleration control device used for starting a turbine, a constant speed control device used for the constant speed operation of the turbine and a selection circuit for selecting that one of the outputs of the control devices which makes smaller the opening of an adjustable valve provided at the entrance of the turbine. The output of the selection circuit determines the opening of the valve. The speed control device is so designed that the speed regulation may affect only the loop gain of the constant speed control system. For this purpose, the speed regulation circuit is provided, for example, between the subtractor of the constant speed control device and the selection circuit.
    • 速度控制装置由用于起动涡轮机的加速控制装置,用于涡轮机的恒速运转的恒速控制装置和选择电路的选择电路构成,所述选择电路使得控制装置的输出变小 在涡轮入口设置可调节阀门的开启。 选择电路的输出确定阀的打开。 速度控制装置的设计使得调速可能仅影响恒速控制系统的回路增益。 为此,速度调节电路例如在恒速控制装置的减法器和选择电路之间提供。