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The Basics of Fan Performance Tables, Fan Curves, System Resistance Curves, and Fan Laws
Product Application Articles: The Basics of Fan Performance Tables, Fan Curves, System Resistance Curves, and Fan Laws
Knowledge of fan performance tables, fan curves, system resistance curves, and fan laws is vital for fan selection. Many fan and HVAC product manufacturers offer computerized selection software as well as printed performance tables and curves. A user of product selection software must understand the selection data (output) that is generated by the program and can confirm that the data makes engineering sense. The information presented in this application article provides “fan engineering” to assist with understanding a selection program’s output.
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