MINNEAPOLIS — Daikin introduced an integrated water-side economizer (WSE) for its Pathfinder® Air-cooled Screw Chiller. The WSE, providing what is commonly known as "free cooling," uses outdoor air to ...

Another water-side economizer control strategy incorporates air-side economizers, which are often viewed as an all-or-nothing approach. However, using a partial air-side economizer can facilitate an ...

Bob Culver generated $150,000 in free cooling last year by using water-side economizer technology in the air conditioning system serving Wells Fargo & Co.’s Minneapolis data center.