High Voltage Systems
Engineering & Consulting
We are an independent engineering and consulting company for high voltage systems, founded 2015.
Our key competence are high voltage cable systems.
Braavos GmbH
Substation Design Concepts
specify substation designs and selection of high voltage equipment
Factory Acceptance Tests
consulte clients during factory acceptance tests, specially for HV cables and power transformers
Earthing Concepts
make earthing concepts including separation of AC / DC systems or railway systems
Overhead Lines
calculate electromagnetic fields and corona noise and specify electrical components
Provisional Transformer Stations
we organized several provisional transformer stations and worksite distribution boards for the construction site of the new SBB railway tunnel Eppenberg
Transition cable - overhead line
specify all components of high voltage underground cable systems up to the transition points
Transformer Stations
specify stations, organizes tenders, supervise installation and commissioning, provide documentation
Cable Projects
supervise transportation, cable laying and pulling, installation of accessories and testing
Latest Projects
oshee Albania
The electric power grid in the republic of Albania is in a bad state. For a couple of years now, the Government of Albania is executing the Power Recovery Project.
Ferrybridge 2
Following on from the successful completion of the first energy-from-waste plant in Ferrybridge, UK, the Swiss clean-tech company Hitachi Zosen Inova has received the order to construct the second facility. The company’s ninth project in the UK will mark a new milestone.
Earthing Study for ewz
The aim of the study was to investigate the effects of the introduction of an impedance grounding of the transformer star points on the 150 kV high-voltage grid and the substations under the following questions: