4C Offshore Empowering Intelligence

Greater Changhua 2a - South West Offshore Wind Farm

15 Sep 2023: Update 15th Sep, 2023: Greater Changhua 2a - South Wes offshore wind farms to be fully commissioned this week. Update August 2022: Orsted announced that it no longer can install all 111 turbines across the Greater Changhua 1 and 2a projects within 2022, and now expects to finish installation during 2023 with full commissioning also now expected in 2023. Update 18th March 2021; Orsted announced that "Ørsted kicks off offshore installation of Greater Changhua 1 & 2a Offshore Wind Farms".  Ørsted will begin laying export and array cables and installing the offshore substations and foundations in 2021 and will proceed with wind turbine installation next year and plan to complete construction the wind farm during 2022. In the Orsted's Q1 2022 Interim report , it says 'In 2022, we expect to complete Hornsea 2 (1,386MW) in the UK and Greater Changhua 1 & 2a (900MW) in Taiwan'. Meanwhile, on page 15 of another doc 'Q120 presentation' from Orsted, it says 'Offshore wind build-out plan: Greater Changhua 1&2a in 2025 & Greater Changhua 2b&4 in 2025'. 16 AUG 2019, Ørsted stated that fully commissioned in 2022, considering the Taipower grid connection work (connect wind farms to central grid) will finish by the end of 2021; Keppel is building two offshore wind farm substations to be deployed across the Greater Changhua projects. Keppel's work scope is scheduled for completion in the third quarter of 2021. Please be aware this project was required to reach fully commissioning by end 2021 when it was allocated of 350MW under Feed-in-Tariff (“FIT”) program in 2018. Back then, the project was scheduled to be commissioned in 2021 in line with the requirement, according to Ørsted's April 2018 timetable beside, Heerema, the installer of 111 turbines foundations and 2 large offshore substations claimed they would working during 2021 and 2022.
Location:
Taiwan
Status:
Fully Commissioned
Capacity:
294.8 MW
4C Offshore | Location Map: Lat(24.175) Lon(119.833)

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General Information
Name
Greater Changhua 2a - South West
Other Names
大彰化西南第一階段離岸風場 SW Greater Changhua Offshore Wind Farm Da-Chang-Hua (Greater Changhua) Offshore Wind Farm Changhua 1-6 - Development Zone, Changhua 2 ZoP 14
Country
Taiwan
Development Status
Fully Commissioned
Category or Round
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Region
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Comments
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Website
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Developers/Owners/Operators
Type
Organisation

Developer

Greater Changhua Offshore Wind Farm SW Ltd. (大彰化西南離岸風力發電股份有限公司)

Greater Changhua Offshore Wind Farm SW Ltd. (大彰化西南離岸風力發電股份有限公司)

Operator

Ørsted Taiwan Limited (Woxu Energy)

Ørsted Taiwan Limited (Woxu Energy)

Owner

Ørsted Taiwan Limited (Woxu Energy)

Ørsted Taiwan Limited (Woxu Energy)


Offshore Construction Starts
Submitted For Consent
Consent Authorised
Financial Close
First Power
Full Commissioning
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Revenue Mechanism
Revenue Details
Revenue
TWD 5516/MWh (EUR 160.74/MWh)

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Power & Turbines
Windfarm Capacity
294.8 MW
Turbine Model
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Other Turbine(s) Used
Min. Turbine Capacity (MW)
Max. Turbine Capacity (MW)
Min. Number of Turbines
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Max. Number of Turbines
Total Turbine Height
Hub Height
Rotor Diameter
Foundation Type
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Foundations on Wind Farm
Foundation Comments

Location & Environment
Sea Name
South China Sea
Latitude
24.174978°
Longitude
Area
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Depth Range (Chart Datum)
Depth Range (Stated by Developer)
Distance from Shore (Developer)
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Distance from Shore (Computed)

Ports
Installation Base
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Ops and Maintenance
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Grid
Number of Offshore Platform(s)
1
Shared Platform Type
Grid Connection Point
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Cable Landing Point

Export Cables (AC & DC)
Number of Export Cables (AC)
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Average Length per Cable (AC)
Additional Requirements (AC)
Nominal Voltage (AC)
Number of Export Cables (DC)
Average Length per Cable (DC)
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Additional Requirements (DC)
Nominal Voltage (DC)

Nominal Voltage
Comments

Onshore Cables
Number of Onshore Cables
Average Length per Cable
Comments
Expected Life