Siem Offshore Contractors was awarded the contract for the engineering, transport and installation (T&I) works related to the lots 2 and 4 of the inner array grid cable system of the Hornsea Project One Offshore Wind Farm (OWF) project by Ørsted Wind Power.
The Hornsea Project One OWF is located approx. 120 km off the Yorkshire coast within the UK sector of the North Sea. The OWF consists of 174 wind turbine generators, each with a capacity of 7.0 MW and is based on an inner array grid of 174 medium voltage copper core submarine composite cables with a total length of more than 300km.
The submarine composite cables are being manufactured and supplied by JDR Cable Systems on behalf of the client and shall subsequently be installed by Siem Offshore Contractors utilising dedicated in-house resources such as the Cable Lay Vessel Siem Aimery and Installation Support Vessel Siem Moxie.
174 Wind Turbine Generators
1,218 MW installed capacity
3 Offshore Substation (OSS)
>300 km of submarine cables
Doing the right things right at the right time safely."
|Client:||Ørsted Wind Power, Denmark|
|Location:||North Sea, UK Sector|
|Water Depth:||Up to 38 m|
|Scope:||Pre-lay grapnel run and route clearance
|Type of Cables:||3-core submarine composite cable|
|Voltage Level:||33 kV|
|No. of Cables:||81|
|Length of Cables:||154 km|
|WTG’s:||174 x 7.0 MW, Siemens Wind Power|
|Total Capacity:||1,218 MW|
|Schedule:||One (1) continuous campaign in 2018 and 2019|
|Vessels:||CLV Siem Aimery
ISV Siem Moxie