<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Affinity laws - Page 1 - Wikipedia">
<p>
<a accesskey="3" href="page.php?w=Affinity_laws&amp;p=2">3.Next</a>
</p>
<p>The <b>affinity laws</b> (also known as the "Fan Laws" or "Pump Laws") for pumps/fans are used in <a href="page.php?w=hydraulics">hydraulics</a>, <a href="page.php?w=hydronics">hydronics</a> and/or <a href="page.php?w=HVAC">HVAC</a> to express the relationship between variables involved in pump or fan performance (such as <a href="page.php?w=head_%28hydraulic%29">head</a>, <a href="page.php?w=volumetric_flow_rate">volumetric flow rate</a>, shaft speed) and <a href="page.php?w=Power_%28physics%29">power</a>. They apply to <a href="page.php?w=pump">pump</a>s,</p><p>
<a accesskey="3" href="page.php?w=Affinity_laws&amp;p=2">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
