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Cooling Towers & Heat Rejection · Question 1

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hard

A. Cooling-tower range, approach & water balance

A water-cooled chiller serving an office building carries $300\,\text{tons}$ of refrigeration at a full-load efficiency of $0.60\,\text{kW/ton}$ . Its cooling tower sends condenser water to the chiller at $85\,°\text{F}$ and receives it back at $95\,°\text{F}$ , with a design wet-bulb of $78\,°\text{F}$ . The condenser-water flow (gpm) is most nearly:

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