Transformer diagnostics
Diagnostic tests and monitoring help determine the condition of transformers and identify corrective measures to ensure reliable operation and extended service life. As the...Diagnostics of electric machines
Electrical diagnostics of hydroelectric generators represent a cornerstone of any maintenance programs for rotating machines.Analysis and adjustment of electrical protection equipment
This service is able to adapt protective equipment to different types of equipment : transformers, electrical lines, alternators, etc.Electrical simulations
Modelling a power plant's main electrical components makes the simulation of electrical transients possible in order to identify the cause of an incident.Excitation systems for synchronous machines
The excitation system regulates the voltage and reactive power of a synchronous alternating-current generator.Measurement of energy yield for alternators
Measurement of energy yield enables checks on compliance with contractually specified losses for new plant.News
Our central workshops: meticulousness and precision
At the end of 2023, our workshops completely overhauled and restored a head valve at Montbovon power station in the Gruyère region. It was a meticulous task, brilliantly carried out by the mechanical assembly teams in Martigny.Vaud Jura: replacement of transformers
As part of the refurbishment of its high-voltage installations at Les Clées power station, Romande Energie commissioned HYDRO to replace the transformers on the three production machines.