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CENTRIFUGAL PUMP

CENTRIFUGAL PUMP. Module 3.2 Vertical Pump Construction. www.cryostar.com contact@cryostar.com. Main Uses are: Air separation Liquefaction plants. Various applications: Internal compression Crude argon recycling Re-injection Back-up. Labyrinth. Reminders. Impeller diameter.

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CENTRIFUGAL PUMP

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  1. CENTRIFUGAL PUMP Module 3.2 Vertical Pump Construction www.cryostar.com contact@cryostar.com

  2. Main Uses are: • Air separation • Liquefaction plants. • Various applications: • Internal compression • Crude argon recycling • Re-injection • Back-up

  3. Labyrinth • Reminders Impeller diameter Material VP 8/145/4L-3,0 C/0 8 stages Speed*100 Impeller tipwidth Vertical

  4. Principles • Vertical pumps divided in Three parts: • Cold End • Warm box or Intermediate piece • Motor Side • Single and Multi stage pumps • Cold box installation with thermal barrier • All seal types available • Cold end with direct coupled motor. • Synchronous speed (50/60Hz) or variable speed

  5. VP construction • Drive shaft with coupling • Shaft seals : • Labyrinth • Mechanical • Gas seal • Dual Gas seal • Total mass supported by mounting flange

  6. Construction: Warm box (Intermediate piece on VP) Outlet of the labyrinth heating coil grease retainer chamber coupling leak detector

  7. Construction: Warm box (cont’d)

  8. Construction: Warm box (cont’d) Heater on motor side

  9. vent inducer diffusor impeller outlet inlet • Construction: Cold end

  10. Construction: Cold end (cont’d)

  11. Construction: Cold end (cont’d)

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