OBJECTIVES DOE-HDBK-1018/1-93 PumpsTERMINAL OBJECTIVE2.0Without references, DESCRIBE the purpose, construction, and principle of operation forpositive displacement pumps.ENABLING OBJECTIVES2.1STATEthe difference between the flow characteristics of centrifugal and positivedisplacement pumps.2.2Given a simplified drawing of a positive displacement pump, CLASSIFY the pump asone of the following:a.Reciprocating piston pumpb.Gear-type rotary pumpc.Screw-type rotary pumpd.Lobe-type rotary pumpe.Moving vane pumpf.Diaphragm pump2.3EXPLAINthe importance of viscosity as it relates to the operation of a reciprocatingpositive displacement pump.2.4DESCRIBEthe characteristic curve for a positive displacement pump.2.5DEFINEthe term slippage.2.6STATEhow positive displacement pumps are protected against overpressurization.ME-03Rev. 0Page vi
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