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Offshore Wind Farm
Nordsee One

Chronology

2002 - 2004
First environmental monitoring period.
2006
The former developer and owner of the Nordsee One-scheme (Enova) submits the first application for NSWP3.
2008
RWE Innogy acquires 100% of NSWP3 from Enova and renames it to Innogy Nordsee 1 GmbH, with 162 turbines.
2009
Public hearing of the Bundesamt für Seeschiffahrt und Hydrographie (BSH) for Innogy Nordsee 1 takes place.
2011
The permitting application for Innogy Nordsee 1 is split into three applications; Innogy Nordsee 1 (54 turbines), Innogy Nordsee 2 (48 turbines) and Innogy Nordsee 3 (60 turbines). All permits are held by Innogy Nordsee 1 GmbH.
2012
BSH permit is granted for Innogy Nordsee 1.
2013
BSH permits are granted for Innogy Nordsee 2 and Innogy Nordsee 3.
2013
Innogy Nordsee 1 GmbH is renamed Nordsee One GmbH.
2014
RWE Innogy sells an 85% stake of Nordsee One GmbH to Northland Power Inc., a Canadian independent power producer.
2015
The Innogy Nordsee 2 and Innogy Nordsee 3 BSH permits are spun off from Nordsee One GmbH into separate project companies, leaving Nordsee One GmbH to focus on the financing, construction and operation of one 332MW wind farm.
2015
Nordsee One GmbH successfully obtains funding for construction of the Nordsee One permit area (54 turbines, 332MW).
2015
First Foundation successfully installed
2016
Installation of foundations are completed
2016
Offshore substation successfully installed
2016
Cable laying works successfully completed
2016

O&M Base in Norddeich officially inaugurated

2016

Defective nuts have been identified after all foundations have been installed in 2016

2017

The root cause analyse of the nut issue identified a serial defect as well as a design issue

Replacement of all bolted connections prior WTG installation in early 2017

2017
First wind turbine successfully installed and first power is achieved
2017
Turbine Installation completed
2017

Nordsee One offshore wind farm starts commercial operation in December 2017

2018 & 2019

Installation of 2nd air tight deck and intensive ventilation system at MP/TP connection in 2018 and 2019 as solution to avoid further issues with the bolted connection

2019 - Feb

Insolvency of foundation supplier Ambau and management of Intensive retification scope by Nordsee One

2019 - Apr

Insolvency of wind turbine generator supplier Senvion and entering into a cooperation agreement between N1 and Senvion until September 2019

2019 - Sep

Commencement of new WTG service agreement between Northland Power Europe and Nordsee One in September 2019

2020 - Oct

Identifictaion of eerial defect of rotor bearing and planning of preventive replacment campaign

    2021

    Replacement of 10 rotor shaft assemblies

    2022

    Replacement of all remaining 44 rotor shaft assemblies which was a great achievment in one season

    2022 - Nov

    Commencement of new BoP service agreement between Northland Power Europe and Nordsee One in November 2022

    2024

    Successful performance of SOV maintenance campaign

    2026 & 2027

    Phase out of high feed in tarif and commencement of new power purchase agreement