All Posts By

Duane Warren

Low ∆T Ate My Chiller Capacity

By | Conduit

When Facility Operator Bob’s four 1000-ton chillers couldn’t support the facility’s cooling load, he turned to HP&D to figure out why. Our mechanical team thought that maybe the problem was speed; perhaps the water was moving through the system too quickly and needed to be slowed down. But is it really possible that less flow could mean more cooling? Read more to find out…

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A Man, A Ferret, and a Two-Dollar Fix

By | Conduit

Last week, I watched a BMS contractor trying to communicate with a Variable Frequency Drive (VFD), but as soon as he tried to control the VFD’s speed, the connection was dropped. Although both the BMS contractor and the VFD contractor tried for a couple of weeks to resolve the issue with their respective tech support groups, nothing they suggested worked…

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