Steam turbine refurbished diaphragm exchange program
With a wealth of turbine experience, GE Vernova brings proven processes and modern technology to all aspects of steam turbine diaphragm refurbishment.
Benefits
Addressing all your steam turbine diaphragm needs
If you’re a power plant owner or operator, it’s critical to make sure your steam turbines remain reliable and available—and outages are controlled and cost-effective. GE Vernova’s refurbished diaphragm exchange program addresses diaphragm dishing in the high and intermediate pressure turbine sections of D11 combined cycle units with a pre-refurbished solution.
Controlled outage repair costs
Shorter major outage inspection
Addresses dishing TIL 1589
Restored axial clearances
Applicable to ~60% of the D11 fleet
Key features
The latest technology
Refurbished turbine diaphragms can be purchased for the steam turbine HP section only, the IP section only, or the complete HP/IP section, depending on availability.
Key features
- Modern repair technologies
- Enhanced weld design on applicable stages
- Creep-resistant materials on applicable stages
- Steam face stock for field fitting
- New hardware kit included (excludes packing)
How we get you there
Repairs to improve performance and reliability
Refurbished diaphragms are available at the beginning of the outage, eliminating the need for inspection of existing diaphragms and the risk of emergent repairs—all of which can increase costs and outage duration by up to 21 days. We follow a 5-step process to exchange your diaphragm.
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