Sempell Model 115 Turbine Bypass Valve

Steam turbine and boiler protection at steam turbine trip. Steam turbine bypass to cold reheat or condenser while boiler/turbine start-up and shut down

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Description

Features and Specifications

  • Pressure reduction by multi-stage controlled expansion.
  • Atomizing steam desuperheater, providing short evaporation length and protection of downstream piping against thermal shock
  • Subsequent adjustment to changed operational conditions possible due to easily exchangeable trim and seat.
  • Spring-loaded packing for long term leak tightness
  • Pressure seal bonnet
  • Order–specific optimization of trim flow areas and desuperheate
  • All actuator types can be used
  • Optional: Pre–warming and condensate drain Studs
  • Pressure balanced trim with pilot plug and cup springs