📋 Case Study
Hywind Tampen Floating Wind Farm Mooring System Validation
Combined wind-wave-current loading with strict platform positioning tolerance (<10 m radius), plus fatigue life requirement of 30+ years
🏗️ Project Overview
World’s first floating wind farm supplying offshore oil & gas platforms (Norwegian North Sea)
🎯 Challenge
Combined wind-wave-current loading with strict platform positioning tolerance (<10 m radius), plus fatigue life requirement of 30+ years
🔧 Design Approach
8-point taut-leg mooring system with 108 mm Ø R5 stud-link chain; suction caisson anchors with integrated instrumentation; real-time digital twin feedback loop
📐 Design Diagram
AI-generated project design illustration
📐 Key Calculations
Chain Fatigue Damage Sum
Σ(nᵢ/Nᵢ) ≤ 1.0 (Miner)
Result: 0.68
Confirmed 30-year life with 15% safety margin
Anchor Uplift Resistance
Qᵤ = 9×cᵤ×A + W
Result: 1,240 kN (measured 1,310 kN)
Validated via full-scale load testing
📊 Results
Positioning accuracy maintained at ±5.2 m RMS; zero anchor pullout incidents; 99.1% mooring system availability across first 18 months💡 Lessons Learned
- •Digital twin calibration requires high-fidelity seabed interaction modeling
- •R5 chain offers optimal balance of strength, ductility, and weldability for FOW
- •Instrumented anchors enable adaptive tension control and early anomaly detection
✅ Key Takeaways
- 1Digital twin calibration requires high-fidelity seabed interaction modeling
- 2R5 chain offers optimal balance of strength, ductility, and weldability for FOW
- 3Instrumented anchors enable adaptive tension control and early anomaly detection