Developed a probabilistic fatigue life prediction framework for multi-directional composite laminates, which enables fatigue-resistant design and maintenance decision-making. The numerical simulation results were validated with experimental observations.
Developed a general methodology to combine electro-thermal-structural finite element simulation, design of experiments, response surface method, random field expansion and Monte Carlo technique to simulate the residual stress during the manufacturing process. The results were […]
Research combines fatigue theory, fracture mechanics, finite element analysis, and probabilistic methods to develop a general methodology for the fatigue reliability assessment of rotating mechanical components. Both the crack initiation and propagation under low-cycle and […]
The project combines structural failure analysis, finite element methods, and fracture mechanics to develop a methodology to analyze and simulate railroad wheel failure. Experimental tests are performed to quantify initial defects in the wheel material. […]
The project is to develop an integrated numerical simulation tool for structural level damage prognosis. An automatic tool for 3D fatigue crack growth prognosis of structural systems under realistic complex loading will be developed by […]
Global Engineering and Materials, Inc. (GEM) along with its team members, Clarkson University and LM Aero, propose to develop a mesh independent probabilistic residual life prediction tool for metallic airframe structures. The deterministic solver of this probabilistic analysis […]
This project proposes an innovative and fundamentally different fatigue damage mitigation methodology based on the self-healing mechanism. Detailed mechanism modeling, numerical methods, state-of-the-art experimental techniques, and advanced material synthesis are integrated together for system development […]
A discrete crack network model coupled with a critical-plane based fatigue delamination growth model under multiaxial loading will be developed and used as a physics-based deterministic solver for its subsequent probabilistic integration. Advanced probabilistic analysis methods with […]
This award is a grant in response to Program Solicitation, International Research Experiences for Students (IRES). The research topic of this program is the development of advanced materials for applications in energy generation and storage […]
The project aims support FAA rulemaking and the implementation of rotorcraft damage tolerance requirements. It combines uncertainty quantification and propagation analysis, multi-scale fatigue and fracture modeling, risk assessment and reliability-based inspection and maintenance scheduling to […]