Environmental Engineering Reference
In-Depth Information
3.12 What liquid is used to rate pump capacity?
3.13 Because of the reduced amount of air pressure at high altitudes,
less
is available for the pump.
3.14 With the pump shut off, the difference between the suction and
discharge liquid levels is called
.
3.15
and are the largest contributing fac-
tors to the reduction of pressure at a pump impeller.
3.16 The operation of a centrifugal pump is based on
.
3.17 The casing of a pump encloses the pump impeller, the shaft, and
the
.
3.18 What part of the pump supplies energy to the fluid?
3.19 If wearing rings are used only on the volute case, we must replace
the
and
at the same time.
3.20 Which part of the end suction pump directs water flow into and
out of the pump?
3.21 What is the function of the pump's impeller?
3.22 What type of pump has no bearings?
3.23
split casings split perpendicular to the pump shaft.
3.24 Name three types of impellers.
3.25 What type of casing adds a guiding vane to the fluid passage?
referenCes and reCoMMended reading
AWWA. (1995).
Basic Science Concepts and applications: Principles and
Practices of Water Supply operations
, 2nd ed. Denver, CO: American
Water Works Association.
Garay, P.N. (1990).
Pump application desk Book
. Lilburn, GA: The
Fairmont Press.
Grimes, A.S. (1976). Supervisory and monitoring instrumentation.
In
Pump handbook
, Karassik, I.J. et al., Eds. (pp. 8.4-8.8). New York:
McGraw-Hill.
Hauser, B.A. (1993).
hydraulics for operators
. Boca Raton, FL: Lewis
Publishers.
Hauser, B.A. (1996).
Practical hydraulics handbook
, 2nd ed. Boca Raton,
FL: Lewis Publishers.
Hydraulic Institute. (1990).
The hydraulic Institute engineering data
Book
, 2nd ed. Cleveland, OH: Hydraulic Institute.
Lindeburg, M.R. (1986).
Civil engineering reference manual
, 4th ed. San
Carlos, CA: Professional Publications.
