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The Double-K Fracture Parameter of Concrete for Non-Standard Three Point Bending Beam Specimens

Wu Zhimin,Xu Shilang,Ding Yining,Lu Xijing,Liu Jiayi,Ding Sheng gen

Strategic Study of CAE 2001, Volume 3, Issue 4,   Pages 76-81

Abstract:

Using the non-standard three-point bending beam specimens of concrete, which have the span/ heightIC and the critical crack tip opening displacement CTODc for the non-standard threepoint bending beams with different initial crack lengths and different spcimen heights are determined

Keywords： concrete     three-point bending beam     fracture parameter    

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The Loading Capacity of Three Point Bending BeamWith the Resistant Force of Cohesive Crack

Wang Limin,Xu Shi ,Ren Chuanbo

Strategic Study of CAE 2007, Volume 9, Issue 2,   Pages 30-35

Abstract: cohesive crack and ultimate tension stress.Through the double-K fracture criterion and fracture model of threepoint bending beam, the effect of crack cohesive force on the fracture process is analyzed.For maximumloading of bending beam with crack,the calculation approach is presented and the results are well fitted

Keywords： cohesive crack     three point bending beam     concrete     double唱K fracture parameters     structureloading capacity    

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Effect of asphalt thin beams mixed with three nominal maximum aggregate sizes in the bending beam rheometer

Chun-Hsing HO,María Francisca Martínez GONZÁLEZ,Cristina Pilar Martín LINARES

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 1,   Pages 1-7 doi: 10.1007/s11709-016-0367-5

Abstract: this research is to evaluate an impact of asphalt mixture beams with varying sizes of aggregate in the BendingBeam Rheometer (BBR) for testing/predicting thermal cracking properties of asphalt pavements.Asphalt thin beams prepared with three different nominal maximum aggregate size (NMAS) (12.5mm, 9.5 mm, and 4.75 mm) were tested at three different temperatures (-18°C, -24°C, and -30°C).NMAS specimens are not significant, meaning that the impact of asphalt thin beams prepared with the three

Keywords： bending beam rheometer     thin beams     thermal cracking    

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Erratum to: Bending and vibration of a discontinuous beam with a curvic coupling under different axial

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0709-z

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The calculation of maximum bending normal stress for sandwich beam based on revised single beam theory

Hao Jingxin,Liu Wenjin and Wu Xinfeng

Strategic Study of CAE 2014, Volume 16, Issue 4,   Pages 92-95

Abstract:

Maximum bending normal stress is one of the important parameters to measureflexural property of sandwich beam.Therefore，new methodology to calculate the stress is proposed based on the equivalent single beam theory，after that the numerical examples are demonstrated according to three point flexure test.When cross section of beam and maximum loading are fixed，the maximum bending normal stress calculated

Keywords： sandwich beam     bending normal stress     single beam theory     bending property    

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Bending and vibration of a discontinuous beam with a curvic coupling under different axial forces

Heng LIU, Jie HONG, Dayi ZHANG

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 3,   Pages 417-429 doi: 10.1007/s11465-019-0584-4

Abstract: the equations for the deflection curve and vibration frequencies of a simply supported discontinuous beamThe differential equations for the beam that consider moments of inertia, shearing effects, and gyroscopicThe deflection and vibration frequencies of the discontinuous beam are studied under different axialan experimental study is conducted to investigate the vibration characteristics of a discontinuous beam

Keywords： discontinuous beam     bending stiffness     transverse vibration     axial loads     gyroscopic moments    

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Analysis of stiffness and flexural strength of a reinforced concrete beam using an invented reinforcement

Nazim Abdul NARIMAN, Martin HUSEK, Ilham Ibrahim MOHAMMAD, Kaywan Othman AHMED, Diyako DILSHAD, Ibrahim KHIDR

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 2,   Pages 378-389 doi: 10.1007/s11709-021-0706-z

Abstract: In this study, we conducted experimental tests on two specimens of reinforced concrete beams using a three-pointbending test to optimize the flexure and stiffness designs.has an invented reinforcement system that consists of an ordinary reinforcement in addition to threethe flexure test were collected and analyzed, and the flexural strength, the rate of damage during bendingto that of an ordinary reinforced concrete beam.

Keywords： three-point flexure test     softening stage     flexural crack     flexural strain    

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3D fracture modelling and limit state analysis of prestressed composite concrete pipes

Pengfei HE, Yang SHEN, Yun GU, Pangyong SHEN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 165-175 doi: 10.1007/s11709-018-0484-4

Abstract: The structure is modelled fully in 3D using three-dimensional continuum elements for the concrete structurewhich beam elements are employed to model the reinforcement.

Keywords： structures     limit state analysis     3D fracture modelling     prestressed composite pipes     reinforced concrete     three-pointbending test    

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Concrete construction technology on tower beam of Three Gorges Project ship lift

Yu Ying

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 27-32

Abstract:

he concrete construction of the beam concrete of tower load-bearing structurein Three Gorges Project ship lift is difficult, with high-complexity and no mature technology availableof the Three Gorges Project ship lift, the concrete construction technology for continued constructionof the Three Gorges Project ship lift top beam is summarized, which uses hierarchical, block pouringThe concrete construction practices of Three Gorges Project ship lift tower beam certify the effectiveness

Keywords： ship lift     beam     concrete     construction joints     pouring stratification     Three Gorges Project    

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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: Increasing the bending capacity of reinforced concrete (RC) elements is one of important topics in structureto develop a transferred stress system (TSS) on longitudinal reinforcement bars for increasing the bendingWe found the load carrying capacity and ductility of TSS fixed beam are 29.39% and 23.69% higher comparedof the TSS fixed beam.The TSS fixed beam is proposed to employ in RC frame instead of ordinary RC beam for improving the performance

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

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Beam supporting system design for Three Gorges Project ship lift tower

Zhu Junjie and Li Shihua

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 64-69

Abstract: text-align: justify;">This paper describes the embodiment of concrete construction supporting system of the ThreeThe monitoring results show that the beam supporting system meets the pouring and supporting requirements

Keywords： ship lift tower     beam     Bailey rack     supporting system     Three Gorges Project    

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Support system load test of beam Bailey truss of Three Gorges Project ship lift

Wang Wenliang,Xiao Chuanyong,Zhang Junxia

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 50-54

Abstract:

During the continued construction of Three Gorges Project ship lift,the loading test experiment has been carried out before the pouring work of the beam concrete, whichis aimed at the complex characteristics of the bracing system of tower column beam construction.The experiment chose axle 1 beam, axle 2 beam and corresponding foundation beams' Bailey trussesWith the increasing of loading capacity, the bending variation of beams and Bailey trusses build up slowly

Keywords： beam     Bailey truss     experiment     Three Gorges Project ship lift    

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Ductility improvement of GFRP-RC beams using precast confined concrete block in compression zone

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0968-8

Abstract: A control beam and four beams with different PCCBs were cast and tested under four-point bending conditionsThe control beam failed due to shear, and the PCCBs exhibited different confinements and perforationsblocks, a ductile PCCB with low equivalent compressive strength increased the ductility ratio of the beamto twice that of the control beam.The beam failed in pure flexure with considerable deformation capacity and without significant stiffness

Keywords： ductility     four-point bending test     glass fiber-reinforced polymer     precast confined concrete block    

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Non linear modeling of three-dimensional reinforced and fiber concrete structures

Fatiha IGUETOULENE, Youcef BOUAFIA, Mohand Said KACHI

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 439-453 doi: 10.1007/s11709-017-0433-7

Abstract: formulation of the element has been established for modeling the nonlinear behavior of elastic structures in three

Keywords： numerical modeling     column and beam     nonlinear analysis     fibers     pious     reinforcement     3D formulation     response    

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Three-dimensional face point cloud hole-filling algorithm based on binocular stereo matching and a B-spline Research Articles

Yuan HUANG, Feipeng DA,whhbb@163.com

Frontiers of Information Technology & Electronic Engineering 2022, Volume 23, Issue 3,   Pages 398-408 doi: 10.1631/FITEE.2000508

Abstract: When obtaining three-dimensional (3D) face point cloud data based on structured light, factors relatedThe algorithm uses phase information acquired during raster projection to locate holes in the point cloud, simultaneously extracting boundary point cloud sets.By registering the face point cloud data using the stereo-matching algorithm and the data collected usingThis approach also effectively supplements the hole information, and the patched point cloud is closer

Keywords： Three-dimensional (3D) point cloud     Hole filling     Stereo matching     B-spline    

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Title Author Date Type Operation

The Double-K Fracture Parameter of Concrete for Non-Standard Three Point Bending Beam Specimens

Wu Zhimin,Xu Shilang,Ding Yining,Lu Xijing,Liu Jiayi,Ding Sheng gen

Journal Article

The Loading Capacity of Three Point Bending BeamWith the Resistant Force of Cohesive Crack

Wang Limin,Xu Shi ,Ren Chuanbo

Journal Article

Effect of asphalt thin beams mixed with three nominal maximum aggregate sizes in the bending beam rheometer

Chun-Hsing HO,María Francisca Martínez GONZÁLEZ,Cristina Pilar Martín LINARES

Journal Article

Erratum to: Bending and vibration of a discontinuous beam with a curvic coupling under different axial

Journal Article

The calculation of maximum bending normal stress for sandwich beam based on revised single beam theory

Hao Jingxin,Liu Wenjin and Wu Xinfeng

Journal Article

Bending and vibration of a discontinuous beam with a curvic coupling under different axial forces

Heng LIU, Jie HONG, Dayi ZHANG

Journal Article

Analysis of stiffness and flexural strength of a reinforced concrete beam using an invented reinforcement

Nazim Abdul NARIMAN, Martin HUSEK, Ilham Ibrahim MOHAMMAD, Kaywan Othman AHMED, Diyako DILSHAD, Ibrahim KHIDR

Journal Article

3D fracture modelling and limit state analysis of prestressed composite concrete pipes

Pengfei HE, Yang SHEN, Yun GU, Pangyong SHEN

Journal Article

Concrete construction technology on tower beam of Three Gorges Project ship lift

Yu Ying

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

Beam supporting system design for Three Gorges Project ship lift tower

Zhu Junjie and Li Shihua

Journal Article

Support system load test of beam Bailey truss of Three Gorges Project ship lift

Wang Wenliang,Xiao Chuanyong,Zhang Junxia

Journal Article

Ductility improvement of GFRP-RC beams using precast confined concrete block in compression zone

Journal Article

Non linear modeling of three-dimensional reinforced and fiber concrete structures

Fatiha IGUETOULENE, Youcef BOUAFIA, Mohand Said KACHI

Journal Article

Three-dimensional face point cloud hole-filling algorithm based on binocular stereo matching and a B-spline

Yuan HUANG, Feipeng DA,whhbb@163.com

Journal Article