Results 71 to 80 of about 2,838 (227)

Aleksandras Čyras and optimization in structural mechanics

open access: yesJournal of Civil Engineering and Management, 2002
The study describes how in Lithuania (mostly in Vilnius) during some past decades a new trend of investigations in structural mechanics thanks to Aleksandras Čyras' (1927–2001) research and organisational activities has been developed.
Juozas Atkočiūnas, Algirdas Čižas
doaj   +1 more source

Shakedown analysis of fusion reactor first wall [PDF]

open access: yes, 1994
Shakedown analyses of a typical fusion reactor first wall including coolant channels subjected to cyclic thermal/steady primary and cyclic primary/steady thermal stresses are carried out.
Majumdar, S.
core   +1 more source

Incremental elastic-plastic analysis of a continuous steel beam with shakedown

open access: yesRUDN Journal of Engineering Research, 2014
An algorithm of the incremental elastic-plastic analysis of a continuous steel beam is presented in this paper. An elastic limit state has been determined, and formation of plastic hinges and collapse mechanism has been investigated.
A Heidari
doaj  

Shakedown in frictional contact of discrete elastic systems: A review

open access: yes, 2022
When exposed to cyclic quasi-static loading, elastic bodies in contact may develop a favourable condition where slip ceases after a few cycles, an occurrence commonly known as frictional shakedown. If the amplitude of the cyclic load is greater than a so-
Klarbring, Anders,   +3 more
core   +1 more source

One Some Basic Problems of the Theory of Shakedown

open access: yesEngineering Transactions, 1977
The paper presents the observation that discrete structures of the global condition of shakedown does not need necessarily require that the shakedown condition of each element should be satisfied. A simple example illustrates the thesis.
J. Karczewski, J.A. Konig
doaj  

Hybrid DEM-FDM Modelling of Ballasted Railway Track Performance

open access: yesInfrastructures
The performance of ballasted railway tracks under cyclic loading is a critical issue in urban railway systems, where high traffic frequency and geometric constraints accelerate track degradation, leading to the accumulation of plastic deformations that ...
Nohemí Olivera, Juan Manuel Mayoral
doaj   +1 more source

3rd European Conference on Computational Mechanics (ECCM 2006) [PDF]

open access: yes, 2006
[Abstract]: In his 'Contact Mechanics' book, Professor K. L. Johnson described an analytical lower bound shakedown approach to predict the shakedown load limit and the associated residual stress distribution of a continuum under repeated moving surface ...
Shiau, Jim S.
core  

Elevated Temperature Shakedown Concepts

open access: yes, 2011
This paper is the first part of a two part paper. It describes the concepts of shakedown at elevated temperatures that form the foundation for proposed rules described in the second paper for extension of fatigue design rules in Section VIII, Division 2,
Charles Becht
core   +1 more source

SHAKEDOWN ANALYSIS OF THERMAL BARRIER COATING AND SIMPLIFIED ANALYTIC MODEL

open access: yesJixie qiangdu, 2015
Based on wrinkling model,a theoretical model for thermal barrier coating system was established. Using the temperature parameter method,the paper constructed the residual stress field of coating system,built the discrete format of finite element for ...
DONG YaWen, ZHANG BaoFeng
doaj  

"p-y + M-θ" model for cyclic laterally loaded rigid piles in sandy seabeds

open access: yesYantu gongcheng xuebao
Within 40-meter water depths, large-diameter monopiles have become the preferred foundation type for offshore wind turbines due to their high efficiency and low cost.
WANG Lizhong 1, ZHANG Yaru 1, ZHA Xing 1, 2, WANG Huan 3, LIU Junwei 4, GUO Zhen 1, HONG Yi 1
doaj   +1 more source

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