In-Service Fatigue Reliability of Structures

Introduction: Reliability of Technologies.- Service Life Prediction in the Design Phase.- Assessment of the Residual Life.- Elements of Theory of Probability.- Random Events and Random Variables.- Statistics of Random Variables. Probability Distributions.- Evaluation of Statistics of a Random Process.- Basics of Statistical Dynamics. Spectral Method.- Elements of Spectral Analysis of a Stationary Random Process.- Forced oscillations of a single degree of freedom dynamic system.- Wiener-Khinchin Theorem. Evaluation of the Output Process Statistics.- Service Loads.- Classification of Service Loads on Structures.- Service Loads - Continuous Successions. Spectral and Statistical Characrerization.- Spectral Characterization of Loads.- Fatigue Behavior of Materials and Structural Components.- Fatigue Characterization of Structural Materials.- Principles of Modeling Fatigue Behavior of Structures.- Current Approaches to Fatigue of Structures in Design and in Service Conditions.- Numerical Examples.- Residual Life Assessment of Structures when Fatigue Cracks are Detected.- Effect of Fatigue Cracks on the Service Life Assessment of Structures.- Modeling of Fatigue Crack Propagation in Structures.- Evaluation of Residual Life Numerical Examples.- Criteria for Critical Conditions of Structures.- Instable Fracture of Cracked Structures.- Griffith-Irvin Theory. Experimental Evaluation of Criteria for Fracture.- Alternative Approaches to Fatigue Life Assessment of Structures.- The Damage Accumulation Methodology in Conjunction with the FE-modeling.- The Prospects of Combining the Damage Accumulation and Linear Fracture Mechanics Methodologies.- Numerical Examples.- Principles of Organizing the In-Service Reliability of Structures.- Techniques of Experimental Evaluation of the Reliability Parameters.- Principles of Monitoring the In-Service Reliability of Structures.