Recent content by mmassimi88

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  1. M

    Steam Turbine Control Valve Throttling

    Generator output has decreased gradually by 15 MWe over 20 years or so largely due to moisture carryover in main steam. We will be replacing the steam generator moisture separators in the next several years. We will also be inspecting some of the turbine valves (stop and control) in the upcoming...
  2. M

    Steam Turbine Control Valve Throttling

    An ASME PTC 6 test was conducted in 2003/2004.
  3. M

    Steam Turbine Control Valve Throttling

    Hello, I’m hoping someone could clear up something for me. My plant (PWR) is experiencing excessive turbine control valve vibrations as a result of historically low valve lifts. The turbine is double reheat with four control valves operating in full arc admission. The control system is a GE MK...
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