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196 Applied Process Design for Chemical and Petrochemical Plants

100 50 40 30 20 15 10 876 5 4
20000

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v)
a
5
a
a

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100 50 40 30 20 15 10 876 5 4

H = TOTAL HEAD IN FEET (FIRST STAGE)

Figure 3-49. Upper limits of specific speeds for single suction, mixed and axial flow pumps handling clear water at 85°F at sea level. (By per-
mission, Hydraulic Institute Standards for Centrifugal, Rotary, and Reciprocating Pumps, Hydraulic Institute, 13th ed., 1975 [17].)