GE Grid – Saint Nazaire, Fecamp, Courseulles OWF’s – December 2023 to January 2024

SPIE Industries carried out the Oil Sampling on the main transformers at 33kV/225kV 280MVA on Saint Nazaire, Fecamp and Courseulles OWF’s for GE Grid.

Oil treatment was subcontracted to a partner, however the SPIE team was heavily involved in the complete operation to assisted their partner.

SPIE also conducted Oil Sampling on the Hitachi Transformers ABB – 0.2MVA – 33/0.84/0.4kV, which were stored as spare parts for the HAL-150 E-stack.

SPIE Industries was responsible for the following activities: 

• Preparation for activities
• RAMS (special care for leakage and waste management)
• Digital reports preparation for inspection with tablets or phones : aim is to be more efficient and produce instantaneous reports,
• Waterproof check
• Global visual inspection ( painting, cleanliness)
• Protection TR Check : Buchholz, oil level
• Control & check of valve positioning
• Dryer Check the and silica gel replacement
• Electrical test:
  • Insulation resistance under 5dVdc:
  • PH Primary/earth
  • Primary PH/ Secondary PH
  • Primary PH / Tertiary PH
  • Secondary PH/earth
  • Tertiary/earth pH
  • Primary/Secondary transformation ratio on the 5 positions of the CPH.T.
• Oil sampling and analysis in the laboratory:
  • Dielectric strength
  • Water content
  • DGA.
• Oil refuelling with new oil type MIDEL 7131:
  • Ground circuit check
  • Overall cleaning
  • Applying a revision tag.
• Withdrawal from the construction site:
  • Site cleaning
  • Reception breakpoint in the presence of the customer
  • Site closure
  • Return of Work Orders.
• Submission of final reports within 3 weeks:
  • Photo folder
  • Intervention report.

Download

For further information: Contact Us