DEME Installation & Commissioning
Offshore Wind Foundation & Turbine Installation
Transport and installation of offshore wind foundations (monopiles, transition pieces, suction bucket jackets), turbines and offshore substations, including EPCI scopes.
Description
DEME designs, transports and installs offshore wind foundations, turbines and offshore substations, in some projects as EPCI contractor.
Key features
- Merkur: design, procurement, manufacturing, installation and commissioning of 66 foundations, 73 inner array cables and an offshore substation, plus turbine installation
- Rentel: design of foundations, scour protection and cables, and installation of turbines and the substation; monopiles weighed up to 1,250 tonnes and were up to 83 metres long
- Borkum Riffgrund 2: installation of 950-tonne suction bucket jackets
- Gode Wind 1 & 2: transport and installation of 97 monopiles and transition pieces
- Installation vessels include the heavy lift DP2 jack-up *Innovation* (1,500 t crane), the jack-ups *Thor* and *Pacific Osprey*, and NB transport barges
- Noise mitigation such as big bubble curtains
Applications
Offshore wind farm foundation, turbine and substation installation, from installation-only to full EPCI contracts.
Specifications
| Innovation crane capacity | 1,500 t |
|---|---|
| Rentel monopile weight | up to 1,250 t |
| Rentel monopile length | up to 83 m |
| Borkum Riffgrund 2 suction bucket jacket weight | 950 t |
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