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  1. Shawrochis

    GE OC4000 Steam Turbine Governing System

    Hello Everyone. So I work in a 210 MW Steam turbine unit. GE Xinhua OC4000 is used for Digital Electrohydraulic Governing of ST. There are two modes available for Governing, Hydraulic and DEH. Both frequency mode and load mode of operation The screen shows Control Oil pressure and Follow Oil...
  2. Shawrochis

    Throttle Pressure and First Stage Chamber Pressure

    So, I recently started working in a 210 MW Steam turbine generation unit of Dong Fang Turbine works. It is a reheat-regenerative ST with HP-IP-2×LP combination. Main Steam Pressure=12.1 MPa While running at 90 MW( due to reduced vacuum), at rated Main Steam pressure, the downstream pressure at...
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