Success Stories

660 MVA CEM - EDF Thermic production

Transformateu:

660 MVA Step-up transformer- 20kV / 235 kV  - Three-phase -

 Brand: CEM      Year: 1981

TSV Diagnosis:

After 27 years, an upgrade was deemed necessary.

TSV Solutions:

Winding removal and workshop refurbishment

Test and transport preparation

20 MVA ALSTOM - GRTE

Transformer:

20 MVA step-down transformer- 60kV / 30 kV  - Three-phase -

 Brand: ALSTOM TPQ      Year: 1980

TSV Diagnosis:

Damaged transformer, out of service since 1990

TSV Solutions:

Winding removal and workshop refurbishment

Replacement of the LTC Monchan

by a new CV type Huaming

Creation of a neutral point with an additional bushing

Test and ready for start-up

SOUSSE Thermic power plant - STEG - TUNISIA

Transformer:

140 MVA Step-up transformer- 220 kV - Three-phase - Brand: ALSTOM

TSV Diagnosis:  

1 complete phase must be replaced

TANZANIA - Renovation of 5 onsite transformers

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Transformers:

4 Autotransformers of 30 MVA - 220/132/33 kV
1 Autotransformer of 20 MVA - 33/33/11 kV
Brand: BHEL - INDIA

TSV Diagnosis:

The state of the transformers calls for a complete renovation.

TSV Solution:

Onsite renovation of all transformers, LTCs, equipments, including winding removal, oil treatment, etc.