Resource Type

Journal Article 146

Conference Videos 2

Year

2023 5

2022 12

2021 12

2020 9

2019 14

2018 3

2017 3

2016 4

2015 6

2014 4

2013 7

2012 6

2011 9

2010 8

2009 8

2008 4

2007 13

2006 8

2005 5

2002 2

open ︾

Keywords

displacement 15

crack 10

concrete 5

Displacement measurement 3

XFEM 3

crack growth 3

crack initiation 2

crack propagation 2

extended finite element method 2

fatigue life 2

finite element method 2

suspension bridge 2

1g model test 1

3-D cracks 1

Ca 1

J-integral 1

AGM 1

ANN 1

ANSYS 1

open ︾

Search scope:

排序： Display mode:

Calculation of Cohesive Stress Along the Fictitious Crack Zone in Concrete Materials

Xu Shilang,Wang Limin

Strategic Study of CAE 2002, Volume 4, Issue 5,   Pages 53-58

Abstract: Based upon concrete fracture properties and the analytical model of crack with cohesive forces, two simpleAs a result, using the test data of crack opening displacement, the cohesive stress distribution is determined

Keywords： concrete     crack opening displacement     fictitious crack cohesive force     algebra equations    

HTML PDF Collect

Performance of fixed beam without interacting bars

Aydin SHISHEGARAN, Behnam KARAMI, Timon RABCZUK, Arshia SHISHEGARAN, Mohammad Ali NAGHSH, Mohammreza MOHAMMAD KHANI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 5,   Pages 1180-1195 doi: 10.1007/s11709-020-0661-0

Abstract: The experiments were carried out to determine the load-deflection curves and crack patterns of the ordinaryThe crack expansion occurs on the ordinary fixed beam, although there are several crack openings at mid-spanThe crack distribution was changed in the TSS fixed frame.

Keywords： transferred stress system     bending capacity     crack opening     crack propagation     FE nonlinear model     stress    

HTML PDF Collect

Liquid metal printing opening the way for energy conservation in semiconductor manufacturing industry

Frontiers in Energy 2022, Volume 16, Issue 4,   Pages 542-547 doi: 10.1007/s11708-022-0834-8

HTML PDF Collect

Impacts of opening baffle of city road tunnels on natural ventilation performance

Weixiao YANG, Jincheng XING, Jianxing LI, Jihong LING, Haixian HAO, Zhiqiang YAN

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 1,   Pages 55-61 doi: 10.1007/s11709-013-0194-x

Abstract: Based on the opening baffle mode for natural ventilation of city road tunnels, this paper studies theimpacts of opening baffle on natural ventilation performance by verifying numerical simulation throughBy analyzing the impacts of installation angle, dimension, location, and quantity of opening baffle on

Keywords： city road tunnel     numerical simulation     baffle     top opening     natural ventilation    

HTML PDF Collect

Dynamic crack propagation in plates weakened by inclined cracks: an investigation based on peridynamics

A. SHAFIEI

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 527-535 doi: 10.1007/s11709-018-0450-1

Abstract: In this paper by using peridynamics, the crack path for inclined crack under dynamic loading were investigatedThe peridynamics solution for this problem represents the main features of dynamic crack propagationsuch as crack bifurcation.In addition, the influence of geometry on inclined crack growth is studied.

Keywords： peridynamics     inclined crack     dynamic fracture     crack branching    

HTML PDF Collect

Lateral displacement of soft ground under vacuum pressure and surcharge load

Chin-Yee ONG, Jin-Chun CHAI

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 2,   Pages 239-248 doi: 10.1007/s11709-011-0110-1

Abstract: Surcharge load (e.g. embankment fill) will induce settlement and outward lateral displacement, whilevacuum pressure will induce settlement and inward lateral displacement of a ground.Ideally, combination of surcharge load and vacuum pressure can reduce or minimize the lateral displacementFor the conditions investigated, the results indicate that the outward lateral displacement increasesAlso, it is shown that for a given and condition, lateral displacement reduces with the increase

Keywords： vacuum consolidation     lateral displacement     PVD     finite element analysis     surcharge load    

HTML PDF Collect

Peridynamics versus XFEM: a comparative study for quasi-static crack problems

Jinhai ZHAO, Hesheng TANG, Songtao XUE

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 548-557 doi: 10.1007/s11709-017-0434-6

Abstract: However, capturing of complex mixed-mode crack patterns has been proven to be difficult with PD.extended finite element method (XFEM) is one of the most popular methods for fracture which allows crackThe first example is crack propagation in a double notched specimen under uniaxial tension with differentcrack spacings in loading direction.

Keywords： XFEM     peridynamic     bilateral crack     parallel double cracks     nonlocal theory    

HTML PDF Collect

Correlation between tension softening relation and crack extension resistance in concrete

Xiufang ZHANG , Shilang XU ,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 3,   Pages 323-329 doi: 10.1007/s11709-009-0041-2

Abstract: Changes of the material fracture energy consumption with crack propagation can be described by a crackextension resistance curve, one of the fundamental fracture criteria in crack mechanics.observation of the fracture behavior in concrete was used to develop a new fracture criterion, the crackextension resistance curve, to analyze crack propagation during the entire concrete fracture processfracture process zone ahead of the stress-free crack tip.

Keywords： concrete     fracture process zone     crack extension GR resistance     tension softening curve    

HTML PDF Collect

Influence of advanced engineering measures on displacement and stress field of surrounding rock in tunnels

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0966-x

Abstract: A numerical method was used to investigate the influence of LRAF methods on the stress and displacementThe numerical results indicated that the anchor cable and grouting modification reduced the displacementThe anti-fault cavern resisted the dislocation displacement and reduced the maximum dislocation magnitude, displacement gradient, and shear stress.

Keywords： anti-fault effect     engineering measures     LRAF method     stress and displacement field     tunnel-crossing    

HTML PDF Collect

Lateral-torsional buckling capacity assessment of web opening steel girders by artificial neural networks

Yasser SHARIFI,Sajjad TOHIDI

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 167-177 doi: 10.1007/s11709-014-0236-z

Abstract: This study deals with the stability of damaged steel I-beams with web opening subjected to bending loadsABAQUS for the elastic flexural torsional analysis of I-beams has been used to assess the effect of web openinglateral-torsional buckling moment capacity of deteriorated steel I-beams with different sizes of rectangular web openingpredict residual lateral buckling capacities of doubly-symmetric steel I-beams with rectangular web openingHence, the results of this study can be used for better prediction of buckling life of web opening of

Keywords： steel I-beams     lateral-torsional buckling     finite element (FE) method     artificial neural network (ANN) approach    

HTML PDF Collect

Fracture resistance on aggregate bridging crack in concrete

ZHANG Xiufang, XU Shilang

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 1,   Pages 63-70 doi: 10.1007/s11709-007-0006-2

Abstract: opening displacement curve.Utilizing the obtained load against crack opening displacement curve, the value of G at any crack extensionas well as the change of G with the crack extension is examined.It is found that G will firstly increase with the development of crack and then stay constant once theinitial crack tip opening displacement reaches the characteristic crack opening displacement w0.
HTML PDF Collect

Stability and dynamics of rotor system with 45° slant crack on shaft

Yanli LIN, Xiaohui SI, Fulei CHU

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 2,   Pages 203-213 doi: 10.1007/s11465-011-0131-4

Abstract:

Crack on a shaft is one of the common damages in a rotor system.slant crack on the rotor system.is larger than that with a transverse crack when the two types of crack have the same depth and thetorsional excitation are analyzed by considering opening and closing of the crack.on a shaft and can be used for the detection of the slant crack on a shaft.

Keywords： rotor dynamics     slant crack     stability     torsional excitation     open and close    

HTML PDF Collect

Improvement of part-load performance of gas turbine by adjusting compressor inlet air temperature and IGV opening

Frontiers in Energy 2022, Volume 16, Issue 6,   Pages 1000-1016 doi: 10.1007/s11708-021-0746-z

Abstract: heating technology, which uses the waste heat of low-grade heat source and the inlet guide vane (IGV) openingMoreover, the regulation rules of the compressor inlet air temperature and the IGV opening are studiedThe results show that there is an optimal matching relationship between IGV opening and inlet air temperatureFurther, when the IGV is in a full opening state and an optimal inlet air temperature is achieved by

Keywords： inlet air temperature     inlet guide vane (IGV) opening     part-load     equilibrium running line     gas turbine    

HTML PDF Collect

Study on the cohesion and adhesion of hot-poured crack sealants

Meng GUO, Yiqiu TAN, Xuesong DU, Zhaofeng LV

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3,   Pages 353-359 doi: 10.1007/s11709-017-0400-3

Abstract: Filling crack sealant is a main method to repair cracking of pavement.The cohesion and adhesion of crack sealant directly determine its service performance and durability.This research proposed two methods to evaluate cohesion and adhesion of crack sealant, and analyzed theThe effect of moisture on low-temperature performance of crack sealant was also be evaluated by conductingfor 24 hours will decrease the failure energy of low-temperature tension and damage the durability of crack

Keywords： crack sealant     concrete pavement     cohesion     adhesion     moisture damage    

HTML PDF Collect

Quality control based on electrode displacement and force in resistance spot welding

Chuntao JI, Lipeng DENG

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 4,   Pages 412-417 doi: 10.1007/s11465-010-0114-x

Abstract: The behaviors of electrode displacement and force during spot welding under various conditions, such

Keywords： aluminum     electrode displacement     electrode force     nugget size     data acquisition    

HTML PDF Collect

Title Author Date Type Operation

Calculation of Cohesive Stress Along the Fictitious Crack Zone in Concrete Materials

Xu Shilang,Wang Limin

Journal Article

Performance of fixed beam without interacting bars

Aydin SHISHEGARAN, Behnam KARAMI, Timon RABCZUK, Arshia SHISHEGARAN, Mohammad Ali NAGHSH, Mohammreza MOHAMMAD KHANI

Journal Article

Liquid metal printing opening the way for energy conservation in semiconductor manufacturing industry

Journal Article

Impacts of opening baffle of city road tunnels on natural ventilation performance

Weixiao YANG, Jincheng XING, Jianxing LI, Jihong LING, Haixian HAO, Zhiqiang YAN

Journal Article

Dynamic crack propagation in plates weakened by inclined cracks: an investigation based on peridynamics

A. SHAFIEI

Journal Article

Lateral displacement of soft ground under vacuum pressure and surcharge load

Chin-Yee ONG, Jin-Chun CHAI

Journal Article

Peridynamics versus XFEM: a comparative study for quasi-static crack problems

Jinhai ZHAO, Hesheng TANG, Songtao XUE

Journal Article

Correlation between tension softening relation and crack extension resistance in concrete

Xiufang ZHANG , Shilang XU ,

Journal Article

Influence of advanced engineering measures on displacement and stress field of surrounding rock in tunnels

Journal Article

Lateral-torsional buckling capacity assessment of web opening steel girders by artificial neural networks

Yasser SHARIFI,Sajjad TOHIDI

Journal Article

Fracture resistance on aggregate bridging crack in concrete

ZHANG Xiufang, XU Shilang

Journal Article

Stability and dynamics of rotor system with 45° slant crack on shaft

Yanli LIN, Xiaohui SI, Fulei CHU

Journal Article

Improvement of part-load performance of gas turbine by adjusting compressor inlet air temperature and IGV opening

Journal Article

Study on the cohesion and adhesion of hot-poured crack sealants

Meng GUO, Yiqiu TAN, Xuesong DU, Zhaofeng LV

Journal Article

Quality control based on electrode displacement and force in resistance spot welding

Chuntao JI, Lipeng DENG

Journal Article