How important is airflow across an evaporator in a properly operating air conditioning system? If you ask a wide range of technicians you are likely to get many different answers, but the general ...

The Air Movement and Control Association (AMCA) International has revised ANSI/AMCA Standard 500-D, Laboratory Methods of Testing Dampers for Rating. Designated AMCA Standard 500-D-18, the newly ...

Porous media combustion has significant advantages of high thermal efficiency and low pollution emissions. However, the flow state in the porous media will affect the reaction rate. In order to ...