What is a variable frequency drive? Heating, ventilation, and air conditioning systems' air supply used to be constant volume into a space. Now a variable air volume control is being used to provide ...

At the AHR Expo, companies highlighted products that not only reduce energy consumption, but also align with global ...

In addition, coils, air mixers, dampers, filters, and variable frequency drives can be evaluated. Moreover, the laboratory offers the possibility to test standalone HVAC and refrigeration systems such ...