Dry Cooler Approach Temperature Explained: Why Nameplate Capacity Changes at Your Site

A dry cooler labeled “1 MW” is not a 1 MW machine under every operating condition. That rating belongs to a specific combination of entering-air temperature, entering-fluid temperature, leaving-fluid temperature, fluid type, flow rate, fan speed, and altitude. Change any one of those variables, and the available heat rejection capacity changes with it. This is […]
