Data centers are expensive propositions, so incorporating some free cooling is financially attractive as well as green. However, reaching the real savings involves more than just incorporating economizers. You need the controls to execute an overall sequence of operation that handles the transitions in chilled water plant performance, too.
Retrieving every last bit of performance from the system while stopping short of the surge line is no small feat. Dig into sizing, tower selection, chilled water loads and stability, and condenser water management to leave no efficiency stone unturned. Read more in April issue