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Air-Handling Systems, Energy, and IAQ - Trane

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<strong>Energy</strong>-Saving Ideas<br />

Specific to System Types<br />

� Constant-volume air-h<strong>and</strong>ling units (single-zone)<br />

� VAV air-h<strong>and</strong>ling systems (multiple-zone)<br />

� Dedicated outdoor air systems (100% outdoor air)<br />

39<br />

40<br />

© 2009 <strong>Trane</strong><br />

Multiple-Zone VAV<br />

© 2009 <strong>Trane</strong><br />

EA<br />

RA<br />

OA MA T SA<br />

supply air temp<br />

determines AHU<br />

cooling capacity<br />

variablespeed<br />

fan<br />

space<br />

space<br />

© <strong>Trane</strong>, a business of Ingersoll R<strong>and</strong> 22<br />

T<br />

T

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