HVAC Systems: How They Work

HVAC Systems: How They Work

The main purpose of commercial HVAC (heating, ventilating, and air conditioning) systems is to provide the people working inside buildings with “conditioned” air so that they will have a comfortable and safe work environment. “Conditioned” air means that air is clean and odor-free, and the temperature, humidity, and movement of the air are within certain…

How Does An Air Conditioner Work?

The job of your air conditioner is move heat from inside your building to the outside, thereby cooling you and your building. Air conditioners blow cool air into your building by pulling the heat out of that air. The air is cooled by blowing it over a set of cold pipes called an evaporator coil.…

2014 ASHRAE Handbook Focuses on Refrigeration

ATLANTA – The 2014 ASHRAE Handbook—Refrigeration, which covers refrigeration equipment and systems for applications other than human comfort, is now available for purchase. The 51 chapters in this volume include information on cooling, freezing, and storing food; industrial applications of refrigeration; and low-temperature refrigeration. “The 2014 ASHRAE Refrigeration Handbook continues to provide the practicing refrigeration…