能量方法是疲劳研究的重要方法, 新兴的红外热像技术则是实现这一方法的重要手段.
红外热像法作为一种无损, 实时及非接触的测试技术, 已被广泛地应用于疲劳研究中. 近年来 …

An energy equation for fatigue crack growth was proposed. It equates the total external work
per cycle (dW/dN) to the sum of plastic dissipation (dU pl/dN), change in strain energy stored …

Limited mechanical durability remains a critical issue for the automotive application of
polymer electrolyte membrane fuel cells (PEMFCs). Membrane fatigue cracking is a typical …

The energy based approach to fatigue crack growth was first proposed by Weertman. This
original approach was later modified to take into account the plastic energy dissipated at the …

Paris-regime fatigue crack growth in polymers is simulated via a numerical procedure. The
crack growth rate is calculated based on the assumption that crack extension is controlled by …

This paper presents a fracture mechanics model to determine the load at which FRP plates
will debond from reinforced concrete beams. This will obviate the need for finite-element …

The crack growth rate during cyclic loading is investigated via numerical simulations. The
crack advancement is governed by a propagation criterion that relates the increment in …

Plastic dissipation accompanies fatigue crack growth in ductile materials. Previous studies
presented a relation between plastic dissipation (dW/dN) and the fatigue crack growth rate …

A numerical model based on plastically dissipated energy is suitable for predicting crack
growth rate in ductile metal under cyclic loading. The critical plastically dissipated energy is …

The suitability of using a proposed condition for simulating cyclic crack propagation in a
numerical scheme is qualitatively investigated, employing the finite element method. The …