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Dam Concrete Placement by Towerbelt

Peng Gang

Strategic Study of CAE 2004, Volume 6, Issue 9,   Pages 77-80

Abstract:

The outstanding properties of concrete placement by towerbelt are the interrupted feeding, high intensityand the capability of direct pouring on the block., which is prone to segregation of concrete aggregate if not suitably controlled.and construction technologies on the pouring block, designs matching and equipment management duringthe dam concrete placement by towerbelts.

Keywords： TGP     towerbelfs     pouring concrete    

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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 this paper, combined with the structural features and construction characteristics of concrete pouringin tower beam of the Three Gorges Project ship lift, the concrete construction technology for continuedconstruction of 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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A Brief Review of Rock-Filled Concrete Dams and Prospects for Next-Generation Concrete Dam Construction Review

Feng Jin, Duruo Huang, Michel Lino, Hu Zhou

Engineering 2024, Volume 32, Issue 1,   Pages 100-106 doi: 10.1016/j.eng.2023.09.020

Abstract: one of the most significant advances in dam construction has been the invention of the rock-filled concrete(RFC) dam, which is constructed by pouring high-performance selfcompacting concrete (HSCC) to fill the  However, two fundamental scientific issues related to RFC need to be addressed: namely, the pouring  Prospects for next-generation concrete dams are discussed from the perspectives of environmental

Keywords： Rock-filled concrete dam     Pouring compactness     Effect of large rocks     Intelligent quality control     Unmanned    

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Concrete-Filled Steel Tube Arch Bridges in China Review

Jielian Zheng, Jianjun Wang

Engineering 2018, Volume 4, Issue 1,   Pages 143-155 doi: 10.1016/j.eng.2017.12.003

Abstract:

In the past 20 years, great progress has been achieved in China in the construction of concrete-filledsteel tube (CFST) arch bridges and concrete arch bridges with a CFST skeleton., such as the design, manufacture, and installation of steel tube arch trusses, the preparation and pouringof in-tube concrete, and the construction of the world’s longest CFST arch bridge—the Firstfor arch rib pouring, and so forth.

Keywords： Concrete-filled steel tube (CFST) arch bridge     Steel-reinforced concrete arch bridge     Cable-stayed fastening-hangingcantilever     assembly     Vacuum-assisted pouring in-tube concrete     Adjusting load by stay cables    

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Construction technology of Three Gorges Project ship lift hydraulic self-climbing formwork

Dai Zhiqing

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 22-26

Abstract:

The construction time limits for the tower column concrete of Three Gorgestower to meet the rising-up of self-climbing formwork on Three Gorges Project ship lift tower column concreteself-climbing formwork construction technology meet the design requirements of the tower column cylinder concrete

Keywords： tower concrete     hydraulic self-climbing formwork     concrete pouring     Three Gorges Project ship lift    

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Intelligent optimization of temperature control and crack prevention measures for sluice pier concrete

Huang Yaoying,Ding Yuemei,Lv Xiaoman and Xu Bailin

Strategic Study of CAE 2014, Volume 16, Issue 3,   Pages 59-63

Abstract:

To the sluice pier concrete，temperature control and crack prevention is a complex and multi- factorThis paper tries optimal temperature control measures with the known concrete material thermodynamicsparameters，takes minimum values of the relationships between the sluice pier concrete structure&rsquoand tensile strength growth curve as inputs and the sluice pier superficial heat preservation effect，pouringmethod（FEM）to simulate and analyze the temperature field and creep stress field of the sluice pier concrete

Keywords： sluice pier     superficial heat preservation     water cooling     pouring temperature     intelligent optimization    

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Research on concreting equipment planning of ship lift boat cab segment in Three Gorges Project

Huang Jiaquan,Ma Shaofu,Yu Yongjun

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 59-63

Abstract:

This paper describes the selection process on concrete construction equipmentlift boat cab segment in Three Gorges Project in detail, including analysis on the characteristics of concreteThe engineering practice effect of construction equipment indicates that the concrete pouring equipmentlayout plan for Three Gorges Project ship lift boat cab section effectively covers all pouring surface, meeting the warehousing strength requirements in concrete pouring peak, and the construction schedule

Keywords： construction equipment     equipment layout     concrete pouring     boat cab     Three Gorges Project ship lift    

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Slender reinforced concrete shear walls with high-strength concrete boundary elements

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1,   Pages 138-151 doi: 10.1007/s11709-022-0897-y

Abstract: Reinforced concrete structural walls are commonly used for resisting lateral forces in buildings.Owing to the advancements in the field of concrete materials over the past few decades, concrete mixesof high compressive strength, commonly referred to as high-strength concrete (HSC), have been developedThe finite-element model of a conventional normal-strength concrete (NSC) prototype wall was validatedCold joints resulting from dissimilar concrete pours in the web and boundary elements of the HSC wall

Keywords： slender walls     high-strength concrete     rectangular and barbell-shaped walls     cold joints    

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Stability of three-dimensional printable foam concrete as function of surfactant characteristics

Frontiers of Structural and Civil Engineering   Pages 935-947 doi: 10.1007/s11709-023-0964-z

Abstract: Extrudability is one of the most critical factors when designing three-dimensional printable foam concretethe foam stability which necessitates the investigation into surfactant properties particularly for concreteprinted foam concrete are scarce.characteristics on the stability, extrudability, and buildability of three-dimensional printed foam concreteUnlike traditional foam concrete, the variation in the stabilizer concentration and density of concrete

Keywords： foam concrete     3D printable concrete     stability     rheology     air void microstructure    

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Confinement properties of circular concrete columns wrapped with prefabricated textile-reinforced fineconcrete shells

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0955-0

Abstract: This paper proposes an innovative column composed of a core column (including both reinforced concrete(RC) and plain concrete (PC) columns) and a prefabricated textile-reinforced fine concrete (TRC) shellTo study the confinement properties of TRC shells on this novel type of concrete column, 20 circularFour key parameters, including the column size, reinforcing ratio of the carbon textile, concrete strengthanalytical model that can be used to calculate the stress–strain curves of prefabricated TRC shell-confined concrete

Keywords： textile-reinforced fine concrete     prefabricated shell     confined concrete column     confinement properties    

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Computational modeling of fracture in concrete: A review

Luthfi Muhammad Mauludin, Chahmi Oucif

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3,   Pages 586-598 doi: 10.1007/s11709-020-0573-z

Abstract: This paper presents a review of fracture modeling of concrete.The complex material, such as concrete, has been widely used in construction industries and become trendingBased on comprehensive literature review, there are two main approaches considered to-date of concreteof this review is to provide insight comparison from different techniques in modeling of fracture in concreteAs heterogeneity of concrete material is major concern in micromechanical-based concrete modeling, one

Keywords： concrete fracture     macroscopic     micromechanical     heterogeneity    

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Experimental study on shear behavior of prestressed reactive powder concrete I-girders

Hui ZHENG, Zhi FANG, Bin CHEN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 3,   Pages 618-627 doi: 10.1007/s11709-018-0500-8

Abstract: As a new generation of concrete, RPC(Reactive Powder Concrete) has attracted great research attentionRPC, as a new concrete, was different from normal concrete and fiber reinforced concrete.

Keywords： prestressed concrete     RPC(Reactive Powder Concrete)     concrete beams     shear strength     experimental study    

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Influence of steel corrosion on axial and eccentric compression behavior of coral aggregate concrete

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1415-1425 doi: 10.1007/s11709-021-0786-9

Abstract: To study the behavior of coral aggregate concrete (CAC) column under axial and eccentric compression,

Keywords： coral aggregate concrete column     axial compression     eccentric compression     steel corrosion     calculation    

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Experimental investigation on concrete overlaid with textile reinforced mortar: Influences of mix, temperature

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 2,   Pages 271-283 doi: 10.1007/s11709-022-0896-z

Abstract: reinforced mortar is widely used as an overlay for the repair, rehabilitation, and retrofitting of concreteRecently, textile reinforced concrete has been identified as a suitable lining material for improvingthe durability of existing concrete structures.that showed the best performance in the abovementioned tests was examined for use as an overlay for a concreteInvestigations were performed on three different thicknesses of the textile reinforced mortar overlaid on concrete

Keywords： textile reinforced mortar     bending tests     acid and alkaline environment     concrete overlay    

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Deflection behavior of a prestressed concrete beam reinforced with carbon fibers at elevated temperatures

Mohammed FARUQI, Mohammed Sheroz KHAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 81-91 doi: 10.1007/s11709-018-0468-4

Abstract: this study examines the deflection behavior of the carbon fiber reinforced polymer(CFRP) prestressed concretedependent changes of effective modulus of FRP in predicting the deflection behavior of CFRP prestressed concreteThis model is compared with a finite element mode (FEM) of a simply supported concrete beam prestressed

Keywords： FRP     CFRP     concrete     elevated temperatures     deflections     prestress    

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Title Author Date Type Operation

Dam Concrete Placement by Towerbelt

Peng Gang

Journal Article

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

Yu Ying

Journal Article

A Brief Review of Rock-Filled Concrete Dams and Prospects for Next-Generation Concrete Dam Construction

Feng Jin, Duruo Huang, Michel Lino, Hu Zhou

Journal Article

Concrete-Filled Steel Tube Arch Bridges in China

Jielian Zheng, Jianjun Wang

Journal Article

Construction technology of Three Gorges Project ship lift hydraulic self-climbing formwork

Dai Zhiqing

Journal Article

Intelligent optimization of temperature control and crack prevention measures for sluice pier concrete

Huang Yaoying,Ding Yuemei,Lv Xiaoman and Xu Bailin

Journal Article

Research on concreting equipment planning of ship lift boat cab segment in Three Gorges Project

Huang Jiaquan,Ma Shaofu,Yu Yongjun

Journal Article

Slender reinforced concrete shear walls with high-strength concrete boundary elements

Journal Article

Stability of three-dimensional printable foam concrete as function of surfactant characteristics

Journal Article

Confinement properties of circular concrete columns wrapped with prefabricated textile-reinforced fineconcrete shells

Journal Article

Computational modeling of fracture in concrete: A review

Luthfi Muhammad Mauludin, Chahmi Oucif

Journal Article

Experimental study on shear behavior of prestressed reactive powder concrete I-girders

Hui ZHENG, Zhi FANG, Bin CHEN

Journal Article

Influence of steel corrosion on axial and eccentric compression behavior of coral aggregate concrete

Journal Article

Experimental investigation on concrete overlaid with textile reinforced mortar: Influences of mix, temperature

Journal Article

Deflection behavior of a prestressed concrete beam reinforced with carbon fibers at elevated temperatures

Mohammed FARUQI, Mohammed Sheroz KHAN

Journal Article