.Buildings.Applications.DataCenters.ChillerCooled.Controls.ChillerStage

Information

This is a chiller staging control that works as follows:

• The chillers are all off when cooling mode is Free Cooling.
• One chiller is commanded on when cooling mode is not Free Cooling.
• Two chillers are commanded on when cooling mode is not Free Cooling and the cooling load addressed by each chiller is larger than a critical value.

Revisions

• September 11, 2017, by Michael Wetter:
  Revised switch that selects the operation mode for issue 921
• July 30, 2017, by Yangyang Fu:
  First implementation.