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Simplified analytical solution for free vibration characteristics of Hardfill dam

XIAO Wei, HE Yunlong, ZHANG Yanfeng

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 3,   Pages 219-225 doi: 10.1007/s11709-008-0037-3

Abstract: Hardfill dams are derived based on one-dimensional shear wedge theory, in which the influences of the upstreamconcrete face and hydrodynamic pressure of water on the dams’ natural frequencies and modes are discussed

Keywords： upstream concrete     hydrodynamic pressure     vibration     one-dimensional     applicability    

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Upstream Operations in the Oil Industry: Rigorous Modeling of an Electrostatic Coalescer

Francesco Rossi, Simone Colombo, Sauro Pierucci, Eliseo Ranzi, Flavio Manenti

Engineering 2017, Volume 3, Issue 2,   Pages 220-231 doi: 10.1016/J.ENG.2017.02.013

Abstract: units devoted to the separation of water from oil in water-in-oil emulsions, which are typical of the upstream

Keywords： Upstream operations     Electrostatic coalescer     Desalter     Rigorous modeling     Water-oil emulsion    

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The situations and opportunities of the world oil and gas upstream international cooperation

Tong Xiaoguang

Strategic Study of CAE 2011, Volume 13, Issue 4,   Pages 15-19

Abstract: justify;">The paper emphases the necessity of making use of overseas oil and gas, and mainly analyzes the upstreamworld oil and gas international cooperation,and then points out the main directions to expand present upstream

Keywords： oil and gas upstream international cooperation     Iraq     deep water oil and gas exploration     heavy oil and    

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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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The effects of sensitive region over Tibetan Plateau on disastrous weather and climate and its monitoring

Xu Xiangde

Strategic Study of CAE 2009, Volume 11, Issue 10,   Pages 96-107

Abstract: In view of the roles of the Tibetan Plateau as the upstream key region for flooding, heavy rainfall,The ensuing predictive results indicated that the upstream observations enhanced the ability for numerical

Keywords： Tibetan plateau     upstream key sensitive region     disastrous weather     early prediction and warning    

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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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Discussion on compensation mechanism of water pollution control on the three gorges reservoir and its upstream

He Jishan,Dai Ruolin,Wang Mengjun,Zhang Yanchun

Strategic Study of CAE 2008, Volume 10, Issue 5,   Pages 6-9

Abstract: According to actuality of the three gorges reservoir and its upstream areas, advices on the constructioncontrol can relieve the fund shortage of water quality protection in three gorges reservoir and its upstreamareas, and stir the enthusiasm of local governments of upstream and downstream areas to control water

Keywords： compensation mechanism of water pollution control     external cost     Kaldor-Hicks improvement     compensation by country    

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Discussion on Management System of Water Quality Protection in the Three Gorges Reservoir Area and Its Upstream

He Jishan,Guo Feng,Wang Mengjun,Chen Huihua

Strategic Study of CAE 2006, Volume 8, Issue 8,   Pages 1-6

Abstract: of the existing management system of water quality protection in the Three Gorges Reservoir and its upstream

Keywords： drainage area     water quality protection     harmonious development     management system    

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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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Experimental and parametrical investigation of pre-stressed ultrahigh-performance fiber-reinforced concrete

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3,   Pages 411-428 doi: 10.1007/s11709-023-0928-3

Abstract: In this study, ultrahigh-performance fiber-reinforced concrete (UHPFRC) used in a type B70 concrete sleeperfrom these tests are measured and compared with those of a control sleeper manufactured using normal concreteSubsequently, the results of the study are applied to UHPFRC sleepers with different concrete volumesSleepers manufactured using UHPFRC with a steel fiber volume fraction of 1% and a concrete volume less

Keywords： pre-stressed concrete sleeper     ultrahigh performance fiber-reinforced concrete     pull-out test     static    

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Title Author Date Type Operation

Simplified analytical solution for free vibration characteristics of Hardfill dam

XIAO Wei, HE Yunlong, ZHANG Yanfeng

Journal Article

Upstream Operations in the Oil Industry: Rigorous Modeling of an Electrostatic Coalescer

Francesco Rossi, Simone Colombo, Sauro Pierucci, Eliseo Ranzi, Flavio Manenti

Journal Article

The situations and opportunities of the world oil and gas upstream international cooperation

Tong Xiaoguang

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

The effects of sensitive region over Tibetan Plateau on disastrous weather and climate and its monitoring

Xu Xiangde

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

Discussion on compensation mechanism of water pollution control on the three gorges reservoir and its upstream

He Jishan,Dai Ruolin,Wang Mengjun,Zhang Yanchun

Journal Article

Discussion on Management System of Water Quality Protection in the Three Gorges Reservoir Area and Its Upstream

He Jishan,Guo Feng,Wang Mengjun,Chen Huihua

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

Experimental and parametrical investigation of pre-stressed ultrahigh-performance fiber-reinforced concrete

Journal Article