Product Saless Ballast operations
-Practical Operator-

Price
¥4,500
Style / Language
DVD (29 min) / EJ
Published Year
2009
Brief Description
This DVD introduces methods to carry out ballast operations safely and securely.
Contents

[DVD]

  • Opening: What are ballast operations?
  • Water head pressure
  • Principle of the pump
  • Pump head and discharge amount
  • Cavitation
  • Air drawing
  • Water hammer
  • Valve opening/ closing
  • Simulated ballast operations
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