Ultraefficient All-Variable-Speed Chilled=Water Plants

Erpelding, Ben
March 2006
Heating/Piping/Air Conditioning Engineering;Mar2006, Vol. 78 Issue 3, p35
Describes how to improve the energy efficiency of chiller plants through the utilization of variable speed and the optimization of entire systems. Formula to determine the average annual central-plant efficiency; Details of the Equal Marginal Performance Principle; Example of an effective application of all-variable-speed operation to an existing chiller plant.


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