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Latest news

Follow the news on HYDRO Exploitation: the next meetings with our clients, the exhibitions and trade fairs in which we will participate.

Laser tracker: flexibility and precision
Thanks to a high-performance tool, surveyors at HYDRO Exploitation have been providing highly accurate measurements and testing procedures for ten years. Not...
30.03.2022
Working for EDF in Haute-Savoie
The HYDRO Exploitation assembly team carried out maintenance work on two power plants in the French Alps at the end of last year. Quality work and adherence to...
30.03.2022
Why a supervisor is important
The commissioning of a hydroelectric power plant, regardless of its size, is a crucial and delicate step. Having some form of supervision offers an undeniable advantage...
30.03.2022
Meeting our clients
HYDRO Exploitation will be exhibiting at the Powertage in Zurich and at Aqua Pro in Bulle.
30.03.2022
Challenges for the polymechanics
Thanks to their new equipment, which cannot be found anywhere else in French-speaking Switzerland, the Central Workshops are taking on new challenges, from machining...
07.12.2021
Flexibility as a reinforcement
A strategic development threatened by the movements of a geological fault, the Tine’s feeder has been revamped. HYDRO Exploitation SA proposed, studied and...
07.12.2021
HVAC work at Bitsch
The Automation & Control team at HYDRO Exploitation made sure the automation of the heating, ventilation and air-conditioning system at the Bitsch plant was optimally replaced and...
07.12.2021
Changement au sein de la Direction d'HYDRO Exploitation
Suite à un départ en retraite programmé, HYDRO Exploitation SA a choisi son futur nouveau responsable Administration & Finance en la...
28.10.2021
Nant de Drance: advances in the commissioning
The pumped storage project at Nant de Drance entered its commissioning phase in 2018. Thanks to the specialised skills of its staff in managing and...
17.06.2021
Le premier webinaire d'HYDRO Exploitation SA
Le 1er octobre a eu lieu notre webinaire « Les Aménagements hydrauliques : Monitoring au service de l’exploitation et de l’environnement. »
27.10.2021
Ultra-high performance fibre-reinforced concretes: an alternative to protective sheeting
Designed mainly for the construction and maintenance of civil engineering structures, UHPC is a new generation...
28.09.2021
Conformity with transmission Code 2019 (TC2019)
The transmission code (TC) is a document that defines the rules and technical requirements that must be observed by all parties playing a significant...
28.09.2021
Thermodynamic method for energy optimisation
These past few months, our engineers have been working on efficiency measurements in three power plants using the thermodynamic method. Objective:...
28.09.2021
Châteauneuf WWTP: regulations and command and control
This spring, we carried out the regulation and command and control of the aeration tanks at the Châteauneuf wastewater treatment plant (WWTP)....
28.09.2021
Poursuite de la hausse des activités en 2020
Durant l’exercice écoulé, les activités de l’entreprise de services dans le secteur hydroélectrique, HYDRO Exploitation SA, ont poursuivi la...
19.06.2021
Measurements and electrical assessments
HYDRO exploitation is an expert in the maintenance of hydroelectric plants. To underpin its work, several diagnostic measures have been put in place so that...
17.06.2021
VITEOS SA: the analysis of transformer oils
VITEOS SA has been working together with our accredited oil testing laboratory for several years. This company, created with the merger of Services...
17.06.2021
Bricola catchment: repair of La Maya channel
During the night of 3 October 2020, very bad weather with heavy rainfall caused damage to the La Maya channel, which holds the intake pipes for the...
03.03.2021
ED –Belvédère: mechanical maintenance
EDF’s Unité de Production Méditerranée [Mediterranean generation unit] engaged us to carry out mechanical maintenance works in the Belvédère plant...
03.03.2021
First artificial flooding of the river Hongrin
Artificial flooding of the river Hongrin is required annually, in response to a decision on the cleaning up of water courses in the cantons of Vaud and...
03.03.2021
Marécottes: refurbishment of the reservoir gates
In 2020, SBB scheduled a lengthy shutdown in order to reconstruct the penstock at Corbes, which forms an integral part of SBB’s Châtelard-Vernayaz...
08.12.2020
Services: high voltage (HV) substation engineering works
Engineering work to refurbish HV substations is just one of the services we offer customers who have entrusted the operation of their...
09.12.2020
Tannuwald and Serra: refurbishment of MV substations and their internal systems (LV)
As part of the refurbishment of the Tannuwald power plant we were asked to construct a medium voltage (MV)...
09.12.2020
Châtelard: quality assurance for the renewal of the Corbes high-pressure shaft.
This year (2020) major works have been carried out on the Châtelard plant, owned by CFF. In addition to the...
23.09.2020
EES: Delivery of command and control
Following the replacement of group 3 ay Gondo, Energie Electrique du Simplon (EES) demonstrated its continuing confidence in us when it entrusted us with...
23.09.2020
Vissoie: Replacement of the penstock
On 2 July 2018, violent storms caused nearly 40 million Swiss francs worth of damage in Val d’Anniviers. The Navizence flooded, damaging nearby infrastructure....
23.09.2020
The 2019 financial year shows signs of an upturn
There was a slight growth in business and turnover increased: HYDRO Exploitation SA is pleased with its 2019 results. The hydroelectric services...
09.06.2020
Mechanical measurement: we offer cutting-edge capability
In order to ensure the long-term durability of hydroelectric plants, while aiming to improve their performance, HYDRO Exploitation has...
03.06.2020
DRIP: Operation & Maintenance Training in Chennai, India
DRIP (the Dam Rehabilitation and Improvement Project) aims to rehabilitate the 5,254 dams in India over the medium term. There is also a...
03.06.2020
Analytical laboratory: accreditation renewed
The accreditation of our oils analysis laboratory in Martigny was renewed last January. Following their inspection, the experts found that our...
03.06.2020
Nouveau centre d'usinage dans nos ateliers
Nous sommes fiers de vous annoncer l'acquisition d'un nouveau centre d'usinage «Box in Box» modèle CORREA AXIA 70 dans nos ateliers centraux de Martigny.
18.03.2020
Strengthening our transformer diagnostics services
We recently purchased two new diagnostic instruments to determine the condition of transformers and perform testing procedures. We offer these...
04.03.2020
Fossau: coordination of commissioning the plant and putting it into operation.
At the end of 2018, Energie Renouvelable Vouvry (ERV) hired us to coordinate the commissioning of their new plant, the...
04.03.2020
In-house training for Swiss dam technicians
HYDRO Exploitation organised a technical training day for Swiss dam technicians in October 2019, against the impressive backdrop of the Grande Dixence Dam....
04.03.2020
La Peuffeyre: restoration of fish migration
At the end of 2019, we constructed two artificial sills on the Avançon d’Anzeinde river for our client Romande Energie SA in order to remove barriers...
04.03.2020
HYDRO Exploitation SA
Rue de l’Industrie 10
CP 315 - CH-1951 Sion
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HYDRO Exploitation SA
Rue de l’Industrie 10 CP 750 - CH-1951 Sion +41 (0)27 328 44 11
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