1、1Module 3.2 Vertical Pump Construction CENTRIFUGAL PUMPModule 3.2 Vertical Pump C 2Module 3.2 Vertical Pump Construction Main Uses are:Air separationLiquefaction plants.Various applications:Internal compressionCrude argon recyclingRe-injectionBack-up3Module 3.2 Vertical Pump Construction 8 stagesVer
2、ticalVP 8/145/4L-3,0 C/0RemindersImpeller diameterImpeller tipwidthLabyrinthSpeed*100Material4Module 3.2 Vertical Pump Construction 5Module 3.2 Vertical Pump Construction 6Module 3.2 Vertical Pump Construction Principles Vertical pumps divided in Three parts:Cold EndWarm box or Intermediate pieceMot
3、or Side Single and Multi stage pumps Cold box installation with thermal barrier All seal types availableCold end with direct coupled motor.Synchronous speed(50/60Hz)or variable speed7Module 3.2 Vertical Pump Construction VP constructionDrive shaft with coupling Shaft seals:LabyrinthMechanicalGas sea
4、lDual Gas sealTotal mass supported by mounting flange8Module 3.2 Vertical Pump Construction Construction:Warm box(Intermediate piece on VP)grease retainerchamberleak detectorcouplingheating coilOutlet of the labyrinth9Module 3.2 Vertical Pump Construction Construction:Warm box(contd)10Module 3.2 Ver
5、tical Pump Construction Construction:Warm box(contd)Heater on motor side11Module 3.2 Vertical Pump Construction Construction:Cold endinducerdiffusorimpelleroutletventinlet12Module 3.2 Vertical Pump Construction Construction:Cold end(contd)13Module 3.2 Vertical Pump Construction Construction:Cold end(contd)