Due to advances in microprocessor technology, the opportunities for process automation have increased dramatically while costs have decreased. Numerous strategies are available to autom..
Due to advances in microprocessor technology, the
opportunities for process automation have increased
dramatically while costs have decreased. Numerous strategies
are available to automate chemical feed for water treatment.
All of the full-service chemical suppliers have proprietary
systems that feed specialty chemicals: BetzDearborn's
PaceSetter,1 Nalco's Trasar2 and Drew's
ROC.3 In addition, standard automated chemical
feed systems are commercially available or plant personnel
can assemble customized systems with off-the-shelf pumps,
controllers and sensors.
Benefits. Table
1 shows the features and benefits from
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