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PUMPS (Notes for CIVE 401 by Prof. P.Y. Julien 9-19-16) Pump power example
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Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

May 03, 2018

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Page 1: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

PUMPS (Notes for CIVE 401 by Prof. P.Y. Julien 9-19-16)

Pump power example

Page 2: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Reciprocating pumps (high H, low Q low Ns)

Page 3: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Axial pumps (low H, high Q -> high Ns) ---- Mixed pumps

Centrifugal pumps (high H, variable Q)

Page 4: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water
Page 5: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Pump classification

Page 6: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Examples of pump performance curves

#1

#2

Page 7: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

#3

Page 8: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

#4

Page 9: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Pump operating point

Page 10: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Cavitation damage

Collapse pressure up to 300,000psi

Page 11: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Pumps in series

Page 12: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Pumps in parallel

Page 13: Pump power example - Walter Scott, Jr. College of …pierre/ce_old/classes/CIVE 401/Files in... · Pump power example. Reciprocating pumps ... This pipe then discharges the water

Pump intakes