Replace your paper charts with this convenient and easy-to-use digital tool. The YELLOW JACKET Digital Refrigerant Pressure Temperature chart provides accurate pressure and temperature references for ...

As useful as refrigerators and air conditioners are, the gases they use as refrigerants can leak into the atmosphere and become major contributors to climate change. Now engineers at Harvard have ...

The dire ramifications of under- and overcharging an air conditioner or heat pump were covered last month ("Using the Superheat Method to Charge A/C Systems," The News, Aug. 13, page 1). The first ...

The processes governing condensation in refrigerants are critical to modern thermal management and energy systems. Condensation heat transfer, which involves the phase change from vapour to liquid, ...

Japanese technology companies NEC and NTT Communications have teamed up to engineer a system to cool data centers using less energy than any other, using a new low pressure refrigerant. The cooling ...