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  • Ending harmonic distortion
    This article looks at methods used to reduce the harmonic distortion produced by variable speed drives, including reactors, multi-pulse solutions and passive harmonic filters. It also refutes some of the criticisms of low harmonic drives made by some commentators.
  • Coping with steam plant demand
    Electrical power generation plants using various types of steam cycle place high demands on the pumps that feed and look after the steam generators. To a large extent, the pump types vary with the power plant type and come in different configurations. James Hunt provides a basic guide to pumps in power generation.
  • Keeping track of bearing wear
    Effective monitoring of thrust bearing wear is a crucial factor in preventing pump and impeller damage. This article describes the techniques available for monitoring thrust bearings on boiler feed equipment, and explains hot the technology can be successfully implemented and commissioned.
  • Less resistance to energy efficiency
    There are many ways to increase the efficiency of pump. Here, lew Beck at Oconee Nuclear Station discusses two of them: firstly the use of ceramic type coatings applied to pump intervals such as the impeller and casing, and secondly through the renewal od original filts and tolerances.
  • Increasing reliability using FEM-CFD
    A consideration of coupled FEM-CFD simulations as the potential basis for a condition monitoring tool to improve the lifetime and performance of boiler feed water pumps in power plants.
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