Search results for: Alpha platform

235 results

A list of search results

  • 26 January 2012

    The Borwin Alpha platform is the first offshore installation designed to convert AC power into high voltage direct current (HVDC) for onward transmission. Built and designed by the Heerema Fabrication Group on behalf of ABB, the facility can transfer a power of 400MW at a bipolar voltage of 150kV. The converted current is carried by […]

  • 14 July 2014
    Grid Connection

    Under the direction of Seaway Heavy Lifting, one of the world’s largest converter platforms has been installed off Sylt, an East Frisian Island. SylWin alpha platform, built by Siemens, is so large and heavy that the ingenious “float-over method” has been used to lift it from a pontoon onto the already installed jacket base. This approach has been used successfully in […]

  • 20 January 2014
    Operations & Maintenance

    KOTUG Offshore chartered the tugs AHT ISA and AHT Meander for anchor handling and towage operations of the platform JB118 from the Borwin Alpha Site to the port of Rotterdam. On January 13th, 2014 both tugs started with anchor handling operations on location. Given the unfavorable weather conditions, the tow passed Eemshaven. On January 20th […]

  • 26 August 2013
    Grid Connection, Wind Farm Update

    The centerpiece for the transport of wind power to be produced by Windreich’s offshore wind farm MEG 1 has been successfully constructed. “With the construction of the transformer platform ‘DolWin alpha’, 13 kilometers southeast from Windreich’s  MEG 1 wind farm, we have taken a big step forward with the planned construction of the wind farm,” […]

  • 20 May 2013
    Grid Connection

    The load out of DolWin alpha marks the start of a journey that the platform will make to its final offshore destination, the DolWin area in German North Sea. This operation was performed at the Heerema’s Zwijndrecht fabrication yard at the Drechthaven. The following is a video of the load out of DolWin alpha: [mappress] […]

  • 20 May 2013
    Grid Connection

    On May 18, the topsides of the DolWin alpha converter platform was loaded out from Heerema’s Zwijndrecht fabrication yard at the Drechthaven, located on the river the Oude Maas. This operation marks the start of a journey that the platform will make via Schiedam to its final offshore destination, the DolWin area in German North […]

  • 4 November 2011
    Technology

    Nordic Yards, manufacturer of technologically sophisticated and innovative special ships and maritime structures, brings the HelWin alpha offshore platform to dock at its Wismar yard. The self-erecting transformer platform is being built for Siemens Energy in separate sections at Wismar and Warnemünde. The HelWin alpha is almost identical in design to the BorWin beta offshore […]

  • 24 May 2011

      Nordic Yards, manufacturer of technologically sophisticated and innovative special ships and maritime structures, starts construction of the second offshore transformer platform for Siemens Energy today at its Wismar yard. The HelWin alpha platform will be built in separate sections at Wismar and Warnemünde and provide work for up to 450 employees over the course […]

  • 11 December 2020
    Contracts & Tenders, Grid Connection

    TenneT and a joint venture of ENGIE Solutions and Iemants have signed a contract to design, engineer, produce, deliver, transport, and install the Hollandse Kust West Alpha offshore transformer substation. Earlier this year, the consortium had won the contract for the construction and installation of the Hollandse Kust North offshore transformer substation, with options for […]

  • 9 October 2020
    Grid Connection

    Van Oord has completed the pull-in of the two export cables at the Alpha platform of TenneT’s Hollandse Kust Zuid (HKZ) offshore wind project. The two cables have now reached the recently installed six-legged jacket foundation at the Alpha offshore substation. The installation started on 22 September by pulling the cable ashore. Van Oord’s Deep Dig-It trencher […]

  • 7 September 2020
    Grid Connection, Vessels, Wind Farm Update

    Heerema Marine Contractors’ semi-submersible crane vessel Sleipnir has installed the six-legged jacket foundation for TenneT’s Hollandse Kust Zuid Alpha offshore substation. Sleipnir transported the jacket to the installation site in the Dutch North Sea and lowered it into position over the weekend. Built by Eversendai Offshore, the jacket foundation will support the 700 MW topside […]

  • 2 September 2020
    Contracts & Tenders, Grid Connection, Vessels

    TenneT has selected Seafox to provide an accommodation jack-up barge for operations on DolWin Alpha and DolWin Gamma offshore platforms in Germany. The transmission system operator (TSO) was looking for an offshore jack-up barge that could accommodate up to 47 persons on board (POBs) in single cabin occupancy, with direct access to the DolWin Alpha […]

  • 28 August 2020
    Grid Connection

    The jacket foundation and pin piles for the Hollandse Kust Zuid (HKZ) Alpha platform have arrived from the United Arab Emirates to the Netherlands. According to Petrofac’s post on social media, the 3,200-tonne jacket is currently off the coast of Scheveningen, waiting for Heerema Marine Contractors’ semi-submersible crane vessel (SSCV) Sleipnir to place it at […]

  • 28 July 2020
    Grid Connection

    More than 8,000 tonnes of high voltage cables for the connection of the Hollandse Kust Zuid (HKZ) Alpha offshore platform to the onshore grid arrived at the Port Rotterdam on 19 July. The cables, which Hellenic Cables sent from Greece at the beginning of July, were transported by Acta Marine’s CC Atlantique barge, chartered by […]

  • 17 July 2020
    Grid Connection, Wind Farm Update

    The jacket foundation for the Hollandse Kust Zuid (HKZ) Alpha offshore platform has left the Eversendai Offshore shipyard in Ras al Khaimah, the United Arab Emirates. The Hua Xing Long vessel is transporting the jacket foundation to the Dutch North Sea and is expected to arrive at its destination mid-August, TenneT said. There, the jacket […]

  • 24 December 2019

    DryDocks World has awarded Mech-Tool Engineering (MTE) with a contract to deliver fire and blast solutions to the Hollandse Kust Zuid Alpha project. MTE will design, engineer, fabricate, and supply its A0 fire-rated and Non-Rated (NR) external and internal profiled wall panels for the offshore platform. MTE has recently started the fabrication of the walls […]

  • 22 October 2019
    Contracts & Tenders, Grid Connection

    TenneT TSO has issued a tender seeking a certifying authority for the Hollandse Kust Noord, Hollandse Kust West Alpha and Hollandse Kust West Beta platforms. The tender concerns the certification of the three platforms, each comprising a 700MW AC offshore substation, primary for the execution phase of the project. TenneT said it has, in-house, developed a […]

  • 17 September 2019
    Grid Connection

    Eversendai Offshore has cut the first steel for the jacket foundation destined for the Alpha platform at the Hollandse Kust Zuid offshore wind farm zone in the Netherlands. The wholly-owned subsidiary of Eversendai Corporation Berhad is in charge of the engineering and fabrication of the six-legged jacket at its fabrication yard in RAK Maritime City, Ras Al Khaimah in […]

  • 4 September 2019
    Grid Connection

    Dutch transmission system operator TenneT inaugurated the 700MW Borssele Alpha offshore high voltage substation on Thursday, 5 September. The final piece for the completion of the Borssele Alpha project was the certification provided by DNV GL, TenneT said. The Borssele Alpha will collect the electricity generated at Ørsted’s soon to be built Borssele 1 + 2 offshore […]

  • 29 August 2019
    R&D

    German Federal Ministry for Economic Affairs and Energy (BMWi) is looking for an operator for the FINO 1 research platform in the German North Sea. BMWi is extending the operational life of the FINO1 platform until 31 July 2023, with an optional one-year extension. The future operator must ensure the continuous and trouble-free operation as well […]

  • 29 July 2019
    Grid Connection

    Drydocks World has signed a contract with Petrofac and end-client TenneT to construct the topside for the Alpha platform at the Hollandse Kust Zuid offshore wind farm zone. Drydocks will provide production engineering, construction, mechanical completion, pre-commissioning, commissioning assistance, load-out, sea fastening and HVAC (EPC) for the 700MW topside. This is the first time such a […]

  • 27 June 2019
    Grid Connection

    Petrofac and TenneT have confirmed the award of the contract to build the Hollandse Kust Zuid (HKZ) offshore grid connection Beta HVAC substation in the Dutch North Sea. This follows the award of the contract for HKZ platform Alpha in July 2018 and subsequent confirmation of HKZ platform Beta option. A total of eight 700MW […]

  • 13 May 2019
    Grid Connection

    The second cable that will connect the Borssele Alpha offshore high voltage substation in the Dutch North Sea to the transformer station at Borssele has made landfall, according to TenneT. Boskalis Subsea Cables & Flexibles, former VBMS, and NKT are in charge of supplying, delivering and installing two 61km long export cables for the Borssele Alpha […]

  • 10 May 2019
    Grid Connection

    The topside for the Borssele Alpha substation has departed from HSM Offshore in Schiedam towards the project site in the Dutch North Sea. The topside will travel through the Nieuwe Waterweg and Hoek van Holland where it will enter the North Sea. Upon arrival to the project site, it will be placed onto its jacket foundation, […]

  • 9 May 2019
    Grid Connection

    The topside for the Borssele Alpha substation will set sail from HSM Offshore towards the project site on Friday, 10 May, according to TenneT. The topside will begin its journey from HSM Offshore’s site in Schiedam at around 7:30 a.m. local time and will travel via the Nieuwe Waterweg and Hoek van Holland where it will […]

  • 30 April 2019
    Grid Connection, Wind Farm Update

    HSM Offshore has loaded out the Borssele Alpha substation topside onto a barge at its yard in Schiedam, the Netherlands. The 700MW Borssele Alpha will collect the electricity generated by Ørsted’s Borssele 1 + 2 offshore wind farm and feed it into the Dutch grid. The substation’s jacket foundation was installed in August 2018. The platform […]