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Exploitation
Operation and maintenance of hydroelectric facilities
Station maintenance
Mechanical rehabilitation
Servicing of mechanical components
Renovation of wheels
Machine Shop
Central workshops
Measurements and expertise
Power
Mecanics
Civil engineering and geodesy
Maintenance through performance
Laboratory analysis
Engineering
Renovation study
Commissioning coordination
COMMAND & CONTROL
Large hydro
Small hydro
Wastewater management and treatment
Protection
Telecommunication
MV/LV electricity
Specialised services
Underwater Inspection
Multibeam and single beam bathymetry
Cleaning with CO2
Transformer oil processing treatment
QES
Training
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Specialised services
Specialised services
We offer specialised services to support operators in the maintenance and servicing of their facilities.
Underwater Inspection
Underwater inspection enables owners of hydroelectric schemes to ascertain the state of the underwater parts of their projects (silting, disorder in the concrete and mechanic...
Multibeam and single beam bathymetry
Bathymetry enables topographic measurements to be taken of submerged areas of lakes, réservoirs and watercourses.
Cleaning with CO2
Regular cleaning of electrical machines prevents harmful external pollution which can lead to Failure and ultimately loss of production.
Transformer oil treatment
The treatment of transformer oil is an important maintenance operation in the life of a transformer.
QES Services
We have developed our own know-how in the fields of quality, environment, safety, documentation and archiving.
Training
We offer ”avalanche“ and ”difficult terrain“ courses whose main objective is to teach employees how to estimate the real danger of a given situation.
News
More news
HYDRO participe à l'événement Entreprises Portes Ouvertes
Cet événement est organisé en partenariat avec la Jeune Chambre Internationale de Martigny. Les entreprises de Martigny vous ouvrent leurs portes afin de vous faire découvrir leur environnement quotidien.
Wheel Refurbishing Workshop: New Technologies and Expanded Performance
Our Wheel Refurbishing Workshop (RR) is dedicated to the repair of pump and turbine wheels abraded by water-borne sediments. The development of new technologies now allows us to optimise repair works on wheels while also considerably improving their final quality.
More news
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Contact us
HYDRO Exploitation SA
Rue de l’Industrie 10
CP 750 - CH-1951 Sion
+41 (0)27 328 44 11
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