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Engineers Newsletter Live DVDs

Variable-Primary-Flow Chilled-Water Systems

  • Engineers Newsletter Live DVDs
  • $30
  • Item # APP-CMC015-EN
  • Published May 1, 2003

This program discusses variable-primary-flow (VPF) chilled-water systems.

Topics include:

  • comparison of a primary-secondary (decoupled) system to a variable-primary-flow system
  • advantages of VPF systems
  • proper selection of chillers for VPF applications
  • control sequence of operation
  • impact of VPF on plant design (series chillers, retrofit projects, manifolded or dedicated pumps, different type and size of chillers)
  • ASHRAE Standard 90.1 requirements

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