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| LaTeX Math Block |
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q = q(p_{\rm out}, p_{\rm in}) |
x
The power consumpotion electrical power consumption
| LaTeX Math Inline |
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| body | --uriencoded--\displaystyle W = \frac%7BdE%7D%7Bdt%7D |
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is given by:
| LaTeX Math Block |
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| anchor | eta_pump |
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| alignment | left |
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W(q,p) = \eta(q) \cdot q \cdot (p_{\rm out}-p_{\rm in}) |
where
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| LaTeX Math Block |
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q = q(p_{\rm out} - p_{\rm in}) |
The pump characteristic curve
can be usually approximated by the following equation:| LaTeX Math Block |
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F(x)= 1 - (1- x^m)^n |
and usually
and : | LaTeX Math Inline |
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| body | --uriencoded--F(x)= 1- \sqrt%7B1- x%7D |
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|
.
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| Fig. 1. Pump Characteristic Curve |
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| maximum pressure gain that pump can exert over the input pressure |
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| maximum flowrate that pump can produce |
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| curvature of the pump characteristics (dimensionless) |
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| pump efficiency |
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| maximum pump efficiency | | electrical consumption per unit time |
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See also
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Natural Science / Engineering / Device / Pump
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