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Sulzer|5 March 2018

GSG Diffuser Barrel Pump

The GSG is a BB5-type pump intended for feed water applications in fossil, industrial, and large biomass-fired power plants.

The GSG is a BB5-type pump intended for feed water applications in fossil, industrial, and large biomass-fired power plants.

The horizontal pump is ready to use without pre-warming and is able to absorb high forces and movements thanks to its centreline mounting.

Main benefits

  • Price-competitive multi-stage barrel pump
  • Centreline mounting absorbs high forces and moments
  • No pre-warming required
  • Hydrodynamic bearings for higher energy services
  • Self-equalised tilting pad thrust bearing Kingsbury type to accommodate thrust variations in transient conditions

Main applications

  • Feed water

Main design features

  • High head per stage and balanced radial loads
  • Diffuser-type allows replacement of individual stage pieces
  • Stacked rotor with staggered keyways to transmit torque
  • Dynamically balanced rotor for smooth operation
  • Design of balance drum and axial thrust bearing for extreme conditions

Lower volumes triggered targeted measures to adjust the capacity of the company. Sulzer is adapting its manufacturing footprint, and has streamlined its manufacturing capacities in...
Worldwide, countries have made commitments to significantly increase their share of electricity generated from renewable sources by 2020.
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