AWT: Monitoring & Partial Softening
Cooling towers are responsible for some of the largest potable water loads in commercial office buildings, and up to 50% is regularly flushed or blowndown to minimize scale build up. The National Renewable Energy Laboratory tested a supplemental water treatment system that determines the optimal blowdown to satisfy water chemistry limits. Researchers found that the system saved 15% water. View full-size infographic. [PDF - 236 KB]
[PDF - 236 KB]
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