Completed Assignments / English Version

Completed Assignments

Many years in the industry, with finished projects in Northern Europe as well as outside, we have developed a breadth of experience and a depth of knowledge. Completed projects are exemplified below.

Investigations

Investigation regarding grounding and potential differences in power networks for Trafikverket’s centralized control centre in Malmö. Taking out the principles for coordination of TN-C and TN-S system, diversion of redundant feeder systems from diesel reserve power plant and new alternative incoming HV feeder.

Saltsjöbanan, Stockholm Public Transport SL. Investigation of the remaining service life

of the contact line poles and its foundation. The investigation also included action proposal and costs estimation for various options.

Haparandabanan, feasibility study 132kV feeder line Boden-Haparanda and power supply study for the electrification of Haprandabanan. The pre-study included some pre-planning to enable reduction of land use for the ohl. The project also included calculations of magnetic field, technical report and costs estimations for various ua. Another part of the study was to investigate various forms of feed system.

Pakistan Railway, initial overall pre-study regarding the conditions to electrify the main track Lahore-Rohri, about 900 km.

Projection feed line, technical manager and project planning

Technical manager for delivery of 5 new rectifier to SL Lidingöbanan within project tramway city. The technical responsibilities consisted of 33/11kV parts, switchgear and Ls equipment and buildings. The elaboration of action program in electric power train operations included costs estimations for Molnbydepån, which is a new planned depot for the vehicles at Roslagsbanan (Stockholm Public Transport SL).

Construction and preparation of substations Kiruna Sjöbangård (LKAB), costs estimations and scheduling.

Inspections etc.

Södra Stambanan, a special inspection and investigation regarded material/production flaw in a contact line system’s casting.

The final inspection of magnetic field reduction Häggvik substation. The inspection included electricity, land and channelization electrical installations, civil works and cable routs.

Participated in several underground railway projects, where a part of the responsibility was the design of stray current protection. In Copenhagen Metro project, we were responsible for the verification and the construction of 3rd rail, point heating and SCADA system.