Frequently Asked Questions
Fan Energy Index FAQs. Please click here to see full article.
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How does FEI compare to previous metrics like FEG and FMEG?
Both metrics fall short because most fans rarely operate at peak lab conditions. FEI, in contrast, is calculated across the entire operating range and at…
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When should you use static pressure vs. total pressure in FEI calculations?
he choice between static pressure and total pressure in FEI calculations depends on the fan type and system configuration: The AMCA 208 and 214 standards…