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ANSI/ASHRAE 181-2023

Methods of Testing for Rating Liquid-to-Liquid Heat Exchangers

Prescribes methods of testing the thermal performance and pressure drop of liquid-to-liquid heat exchangers. Lists and defines the terms for rating the thermal performance of liquid-to-liquid heat exchangers. Establishes the methods of test to be used as a basis for obtaining the thermal performance and pressure drop of liquid-to-liquid heat exchangers using water or other single-phase liquids. Applies to laboratory testing for purposes of rating heat exchangers within its scope. Not intended for field testing of heat exchangers of any type. Dual units of measurement.

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American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. [ashrae]

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