The standard practice of wind turbine fatigue analysis is the time domain cycle counting such as ASTM's rainflow cycle counting algorithm [IEC, 2005]
Fatigue analysis for wind turbines is typically carried out in the time domain, using cycle counting techniques such as ASTM's Rainflow Cycle-Counting
by S Wang · 2026 · Cited by 1 — This study evaluates an efficient time-domain fatigue analysis approach for welded joints in semi-submersible floating wind turbine (FWT) hulls.
The results of the biblio-metric analysis infer that there is a dramatic increase in the number of Nomenclature UN United Nations FOWT Floating Offshore Wind Turbine DNV Det Norte Veritas AHSE Aero-Hydro-Servo-Elastic MCS Monte Carlo Simulation S-N Stress-Life DTD Damage-tolerant Design TLP Tension-Leg Platform PRISMA Preferred Reporting Items for Systematic Reviews and Meta-Analyses ABS American Bureau of Shipping IEC International Electrotechnical Commission O&G Oil and Gas CFD Computational Fluid Dynamics PICO Population, Investigation, Comparison, and Outcomes IEA International Energy Agency NREL National Renewable Energy Laboratory DOF Degree of Freedom FD Fatigue Damage RFC Rainflow Counting SCF Stress Concentration Factor SIF Stress Intensity Factor FORM First-order Reliability Method SORM Second-order Reliability Method FCG Fatigue Crack Growth TwrBsMy Bending Moment at the Tower Base Hs Significant Wave Height Tp Peak Period Vs Expected (Mean) Wind Speed ΔσHSS Hotspot Stress range Δσnominal Nominal Stress range β Diameter Ratio τ Thickness Ratio γ Slenderness Ratio g(X) Limit State Function for Stochastic Variable Vector X ni Number of Cycles Occurred at ith Stress Range Nf Number of Cycles to Failure at ith Stress Range Pf Probability of Failure XSS Modelling Uncertainty Related to Sea State Selection XSCF Modelling Uncertainty Related to SCF XSIF Modelling Uncertainty Related to SIF XGLA Modelling Uncertainty Related to Global Load and Stress Calculation XFCG Modelling Uncertainty Related to Fatigue Crack Growth ΔK Stress Intensity Factor Range ΔKeff Effective Stress Intensity Factor Range a0 Initial Crack Size ac Critical Crack Size a0/c0 Aspect Ratio Δai Crack Growth Rate A The Paris Law coefficient Cp The Wheeler retardation coefficient αi Direction Cosine si Sobol Index F.
by F Zhu · 2024 · Cited by 35 — The present study aims to develop a novel methodology for the fatigue reliability analysis and design for a floating offshore wind turbine substructure
The current paper deals with a study of a semisubmersible wind turbine (WT), where short-term tower base bending moments and tower fatigue damage were.
by X Gao · 2025 · Cited by 2 — Time-domain analysis uses the rain flow counting method to calculate stress time history and obtain data on equivalent stress amplitude and cycle number
by MI Kvittem · 2015 · Cited by 156 — The aim of the study was to investigate the necessary simulation duration, number of random realisations and bin sizes for the discretisation of the joint wind