Results 1 to 10 of about 372,306 (310)

Cyclic Loading and Fabric Evolution in Sand: A Constitutive Investigation [PDF]

open access: yes, 2015
An anisotropic plasticity model is proposed to describe the effect of fabric and fabric evolution on the cyclic behaviour of sand within the framework of anisotropic critical state theory.
Gao, Zhiwei, Zhao, Jidong
core  

Enhancing Infrastructure Resilience Through Technology: A Study on Fracture and Damage Evolution in Beishan Granite Under Cyclic Loading

open access: yesApplied Sciences
The fracture behavior of Beishan granite is a critical scientific basis for evaluating and ensuring the long-term safety of geological repositories for high-level radioactive waste under extreme thermal–mechanical conditions.
Gen Li   +4 more
doaj   +1 more source

Life prediction of materials exposed to monotonic and cyclic loading: A technology survey and bibliography [PDF]

open access: yes, 1975
Announced survey directs attention toward low cycle fatigue and thermal fatigue experienced at elevated temperatures equivalent to those found in hot end of gas turbine engine.
Carpenter, J. L., Jr.   +3 more
core   +1 more source

Three-dimensional elastic-plastic finite-element analysis of fatigue crack propagation [PDF]

open access: yes
Fatigue cracks are a major problem in designing structures subjected to cyclic loading. Cracks frequently occur in structures such as aircraft and spacecraft.
Chermahini, R. G., Goglia, G. L.
core   +1 more source

Cyclic uniaxial and biaxial hardening of type 304 stainless steel modeled by the viscoplasticity theory based on overstress [PDF]

open access: yes
The isotropic theory of viscoplasticity based on overstress does not use a yield surface or a loading and unloading criterion. The inelastic strain rate depends on overstress, the difference between the stress and the equilibrium stress, and is assumed ...
Krempl, Erhard, Yao, David
core   +1 more source

Modelling of timber joints in traditional structures [PDF]

open access: yes, 2006
Original unstrengthened timber connections and the effects of different strengthening techniques have been evaluated experimentally with tests on full-scale birdsmouth joints.
Branco, J.   +3 more
core   +1 more source

A finite element analysis of fatigue crack closure [PDF]

open access: yes
Experiments have shown that fatigue cracks close at positive loads during constant-amplitude load cycling. The crack-closure phenomenon is caused by residual plastic deformations remaining in the wake of an advancing crack tip.
Newman, J. C., Jr.
core   +1 more source

Cyclic J integral using linear matching method [PDF]

open access: yes, 2012
The extended version of the latest Linear Matching Method (LMM) has the capability to evaluate the stable cyclic response, which produces cyclic stresses, residual stresses and plastic strain ranges for the low cycle fatigue assessment with cyclic load ...
Chen, Haofeng, Chen, Weihang
core  

Macro-mesoscopic perspective damage characteristics and energy-damage constitutive model of coal-rock composite structures subjected to cyclic loading

open access: yesMeitan xuebao
During deep coal mining processes, periodic mining disturbances cause the neighboring coal strata to bear the effects of cyclic loading and unloading, making it essential to study the mechanical responses and macro-micro failure characteristics of the ...
Kai WANG   +5 more
doaj   +1 more source

Poppet valve tester [PDF]

open access: yes, 1973
Tester investigates fundamental factors affecting cyclic life and sealing performance of valve seats and poppets. Tester provides for varying impact loading of poppet against seat and rate of cycling, and controls amount and type of relative motion ...
Tellier, G. F.
core   +1 more source

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