Offshore wind farm model - 1 GW, 100km

We’re excited to present a offshore wind farm model with 1 GW rated power, with 100 km cable route length (between offshore and onshore substation). This model can be used to explore and adapt, thanks to open-source software at https://electrisim.com/ which you can use on a web-browser (no installation needed).

Key improvements in Rev 4 (16.04.2026)

  • Replaced two-winding transformers with three-winding transformers at the onshore and offshore substations.
  • Tap-changer controllers for transformers and shunt reactors implemented.
  • Q–P characteristic curves added for wind turbine generators.

🔍 What’s special about this model?

  • Fully customizable: Adjust parameters to suit your needs.
  • Comprehensive analysis: Perform load flow and short-circuit calculations.
  • Perfect for electrical/power system/T&D engineers or researchers.

💡Technical assumptions

  • 15 MW wind turbines
  • 2 offshore substations and 2 cable lines
  • 66 kV inter-array cable network
  • 275 kV cable lines
  • 400 kV cable lines
  • 400 kV – grid connection point in the Grid
  • 66/275 kV offshore substations with three-winding transformers (with on-load tap changer) and fixed shunt reactors
  • 275/400 kV onshore substation with three-winding transformers (with on-load tap changer), variable shunt reactors, STATCOM and harmonic filters.

Changelog

  • 2026-04-16: rev 04 — three-winding substation transformers; tap-changer control for transformers and shunt reactors; Q–P curves for wind turbine generators (see “Key improvements” above)
  • 2026-02-09: rev 03 - new version published on 9th of February 2026 with comparable results within Pandapower and OpenDSS
  • 2025-02-21: rev 1 - STATCOM and 400 kV cable added
  • 2025-01-31: rev 0 - base model

🎥 See it in action below.

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