First German-built Wind Farm Jack-up: Aeolus

MarineLink.com
Tuesday, February 18, 2014
Aeolus in Este barrage

It is a first in the German shipbuilding industry; the Aeolus, the first jack-up vessel for offshore wind farms designed and built in Germany, which was constructed at Sietas Shipyard for the prestigious Dutch marine engineering company Van Oord, has left the shipyard. Having passed through the Este barrage of Hamburg port, the jack-up vessel now travels along the river Elbe to Bremerhaven.

Berthold Brinkmann, administrator at Sietas Shipyard said, "I am proud of what the employees at Sietas shipyard have accomplished with this ship. They have always put in the maximum effort in the course of the insolvency process, and as a result a highly complex special-purpose vessel has been produced for demanding offshore wind farm projects. At the same time I would like to thank the company Van Oord and in particular Director, Peter Bunschoten for their trust in Sietas shipyard with this order during the ongoing insolvency process. The vessel is proof of the efficiency and internationally competitive expertise in construction and building services at Sietas Shipyard. It is the first time a special-purpose ship such as this has been developed and built at a German shipyard. Sietas and Van Oord have reached a milestone in German shipbuilding today."

Dr. Tobias Brinkmann negotiated and finalized the new Van Oord construction contract during the Sietas insolvency process for the administrator along with Director Peter Bunschoten and Legal Counsel Ingrid Pieters, both from Van Oord. Sietas Shipyard then built the ship without any public funding or loans.

Design and building phases

Following the initial construction phase, the steel work for the hull was first completed on a building platform in the dock at Sietas Shipyard. The jack-up vessel was then removed from the platform so that it floated in the dock for final assembly. In recent months the deckhouse, containing the bridge, cabins for the crew and a kitchen, was erected, as well as four so-called jack-houses, each containing the hydraulics and the lifting system for the stilts on which the ship can be raised when at sea. In the last step, the crane was installed. It comes from the former Sietas subsidiary Neuenfelder Maschinenfabrik (NMF), now part of the TTS Group.

With commissioning, the construction of the ship has now been completed. The special dimensions of its four stilts, each 84 meters in length, and their "shoes" mean that they have to be fitted outside of the port of Hamburg.

During the construction period Sietas Shipyard also worked closely with the Ministry of Economic Affairs of the Free and Hanseatic City of Hamburg and Hamburg Port Authority (HPA), which kept the dock and access from the river Este to the river Elbe clear by dredging.

About the jack-up vessel

The Sietas jack-up vessel has been developed for use in offshore wind farms. It has a carrying capacity of up to 5,600 tons and can work safely in water depths of up to 45 meters. It can load itself, has DP2 equipment (Dynamic Positioning System 2) that positions it very precisely, keeping it stable even in heavy seas, and a jacking system with four stilts that are 84 meters long, each weighing around 1,000 tons and with a diameter measuring 4.5 meters. This means it can stand high above the water surface and ensures a safe working position for installation tasks on the high seas.

The innovative special-purpose vessel is 140 meters long and 38 meters wide, its moulded depth amounts to 9.12 meters, its draught to 5.7 meters. Its speed during service is 12 knots. The diesel-electric drive with four sets of generators delivers a total of 20,000 kilowatts. The special offshore crane can lift a 900-ton load with a jib reach of 30 meters and up to a height of about 120 meters above the water. The installation ship will accommodate 74 crew members during its deployment at wind farms.
In July 2014 the Aeolus will go off on its first charter. It will be used in the construction of Eneco Luchterduinen wind farm off the coast of the Netherlands.

Sietas shipyard – in future: Pella Sietas
After an intensive search lasting over two years, the insolvency administrator Berthold Brinkmann has found a strategic investor for the renowned Sietas Shipyard in Hamburg: Pella Shipyard from Otradnoye near St. Petersburg (Russia) is taking over the company as of 10 March 2014. The purchase agreement with the Hamburg-based company Terraline GmbH, a member of Pella Shipyard Group, has already been concluded and officially certified by a solicitor, but is still awaiting approval by the creditors’ committee and banks. Following the takeover, Terraline will be renamed Pella Sietas GmbH. The buyer has undertaken to operate Sietas Shipyard as a shipyard for a further eight years at least. Pella Shipyard already has orders for the construction of tugs, icebreakers and supply ships as well as other ships with high-level equipment requirements.

Pella Shipyard is buying Sietas Shipyard as part of transferral restructuring. For this purpose approx. 120 employees will be kept on and/or re-employed via the Sietas transfer company by the end of April. By the end of 2016, the buyer will increase the number of employees at Sietas Shipyard to at least 400; it also intends to expand employment options at a variety of supply companies. In addition, Pella Shipyard is planning to invest at least €15 million in the infrastructure at Sietas Shipyard by the end of 2016. The parties agreed to treat the purchase price in the strictest confidence; the buyer is funding the purchase via its own assets.
 

  • From left: Berthold Brinkmann, Sietas Insolvency Administrator; Frank Horch, Hamburg’s Senator for Economy, and Peter Bunschoten, Staff Director Technical Department at Van Oord, at Sietas Shipyard in front of the Aeolus

    From left: Berthold Brinkmann, Sietas Insolvency Administrator; Frank Horch, Hamburg’s Senator for Economy, and Peter Bunschoten, Staff Director Technical Department at Van Oord, at Sietas Shipyard in front of the Aeolus

Maritime Reporter March 2014 Digital Edition
FREE Maritime Reporter Subscription
Latest Maritime News    rss feeds

Shipbuilding

RS at SEA JAPAN 2014

Russian Maritime Register of Shipping (RS) was the only Russian company to take part in SEA JAPAN 2014 exhibition and conference – one of the major exhibitions of the maritime industry.

Reports: Brazilian Tycoon Batista Investigated For Financial Crimes

Brazils federal police have opened an investigation into former billionaire Eike Batista for financial crimes, including insider trading, manipulation of markets and money laundering,

Shipping Turns From Banks to Equity Markets for Cash

Shipping companies are turning to equity markets to fill a growing funding gap, betting that investors hungry for decent returns will provide capital to a sector

Naval Architecture

Havyard to Build Hybrid Battery Arctic PSV

Norway's Havyard says it has signed a contract for the construction of a Havyard 833 WE ICE platform supply vessel with Fafnir Offshore HF. The vessel is to be

Two Marine Engineers Join Specialists EBDG

Naval architecture, marine engineering & production support service providers Elliott Bay Design Group LLC (EBDG) apprise that they have appointed marine engineers

TEPNG Integrates AVEVA Engineering & Design

AVEVA announced that TOTAL E&P Nigeria Ltd. (TEPNG) has adopted AVEVA’s Engineering & Design solutions as part of an Integrated Engineering & Design approach. TEPNG

News

Saudi SABIC Q1 Profit Falls 1.8 % On Product Prices

Profit at Saudi Basic Industries Corp (SABIC), one of the world's biggest petrochemical firms, slipped 1.8 percent in the first quarter of this year as lower

Korean Ferry Captain's Detention Could Extend As Death Toll Mounts

South Korean prosecutors investigating a ferry disaster said on Sunday they would seek to extend the detention of the ship's captain and two other crew by 10

First Bodies Recoved From Sunken Ferry

South Korean divers retrieved three bodies from inside a sunken ferry overnight, officials said on Sunday, the first time they have been able to gain entry to the passenger section of the ship.

Vessels

Bodies found trapped in S Korean ferry

Divers searching for survivors of a capsized South Korean ferry saw three bodies floating through a window of a passenger cabin on Saturday but were unable to retrieve them,

Havyard to Build Hybrid Battery Arctic PSV

Norway's Havyard says it has signed a contract for the construction of a Havyard 833 WE ICE platform supply vessel with Fafnir Offshore HF. The vessel is to be

Rotterdam port's throughput almost stable

The Port of Rotterdam’s throughput in the first quarter of 2014, at 109 million tonnes, was 0.2% below the level for the corresponding period last year.Split up by goods type,

Offshore Energy

Shell Commited To Russia Expansion Despite Sanctions

Royal Dutch Shell is committed to expansion in Russia, Chief Executive Ben van Beurden told Russian President Vladimir Putin at a meeting on Friday amid sanctions

Russia Ships First Oil From Offshore Arctic Platform

President Vladimir Putin hailed Russia's first shipment of Arctic offshore oil on Friday, saying the platform decried by environmentalists will help Moscow expand its global energy markets share.

Years After BP U.S.Oil Spill: Compensation Battle Rages

Four years after the Deepwater Horizon spill, oil is still washing up on the long sandy beaches of Grand Isle, Louisiana, and some islanders are fed up with hearing from BP that the crisis is over.

 
 
Maritime Careers / Shipboard Positions Maritime Contracts Maritime Security Naval Architecture Offshore Oil Pipelines Ship Repair Ship Simulators Shipbuilding / Vessel Construction Winch
rss | archive | history | articles | privacy | contributors | top maritime news | about us | copyright | maritime magazines
maritime security news | shipbuilding news | maritime industry | shipping news | maritime reporting | workboats news | ship design | maritime business

Time taken: 0.2347 sec (4 req/sec)