Skip to main content
logo
Flowserve-Flowserve-Nuclear Pumps - DVSS

Nuclear Pumps - DVSS

BRAND: Flowserve

This ASME Section lll, Class 1 is designed for primary coolant, reactor re-circulation and primary heat transport service with Boiling Water Reactors (BWR), Pressurized Water Reactors (PWR), and Pressurized Heavy-Water Reactors (PHWR).

Industries

  • Power

industry sectors

  • Nuclear
Standards
  • ASME Section III, Class I
Operating Parameters
  • Flows to 24 500 m3/h (108 000 gpm)
  • Heads to 250 m (820 ft)
  • Discharge pressures to 170 bar (2500 psi)
  • Temperatures to 300°C (580°F)
  • Speeds to 1800 rpm
  • Power rating to 9400 kW (12 600 hp)
Design Range

Size Range: 12" to 36" discharge

Features & Benefits
  • One-piece pump casing features a double volute design for BWR and PHWR applications and a diffuser with a torus-type casing for PWR service.
  • Upgraded rotating element uses a one-piece welded shaft-impeller-journal assembly. This fully machined assembly is balanced as a single rotating unit.
  • Hydrostatic-pressurized radial bearing operates submerged in radioactive system water at loop temperature of approximately 300°C (580°F) with no external source of cooling water.
Configurations

Vertical Single stage

SERVICES

Our global expertise and local service centers ensure that you stay up and running. Learn more about our services.

Learn More