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White Paper: Kaplan Seals – Steps to Improve Runner Blade Trunnion Sealing

Kaplan Turbines

This white paper addresses issues with Kaplan turbine runner blade trunnion sealing and how to achieve improved reliability and environmental compliance. A survey among Kaplan owners found that failing or inefficient runner blade trunnion sealing accounted for 60% of turbine leakage. This paper includes a checklist for selecting the best seal.

You will learn:

  • How to address common blade runner trunnion sealing challenges.
  • The history behind Kaplan Turbines and how they work.
  • Turbine system arrangements and the use of oil.
  • Environmental concerns and trends.
  • Steps to achieving optimal runner blade trunnion sealing.

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