Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...
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 ...
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