The Effect of Blade Angles on the Pump
Head
If we neglect angular momentum at the inlet (Vt1=0), the water
horsepower becomes
From the geometry of the velocity vectors,
Putting this all together,
Since all terms except Q is constant, the H varies linearly with Q. We can
plot this as follows
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The Effect of Blade Angles on the Pump
Head .gif){kind=small}