科莱斯达CRYOSTAR(法国低温之星)

CENTRIFUGAL PUMPModule 3.2 Vertical Pump Construction Main Uses are:Air separationLiquefaction plants.Various applications:Internal compressionCrude argon recyclingRe-injectionBack-up8 stagesVerticalVP 8/145/4L-3,0 C/0RemindersImpeller diameterImpeller tipwidthLabyrinthSpeed*100Material Principles Vertical pumps divided in Three parts:Cold EndWarm box or Intermediate pieceMotor 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 speedVP constructionDrive shaft with coupling Shaft seals:LabyrinthMechanicalGas sealDual Gas sealTotal mass supported by mounting flangeConstruction:Warm box(Intermediate piece on VP)grease retainerchamberleak detectorcouplingheating coilOutlet of the labyrinthConstruction:Warm box(contd)Construction:Warm box(contd)Heater on motor sideConstruction:Cold endinducerdiffusorimpelleroutletventinletConstruction:Cold end(contd)Construction:Cold end(contd)