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Temperature variation of concrete box girder bridge

Jian WANG, Zhi FANG,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 4,   Pages 407-413 doi: 10.1007/s11709-009-0053-y

Abstract: On the basis of theoretical analysis and measurement on site, the temperature gradients and its variationon concrete box girder bridges resulting from ambient temperature, solar radiation, and structural temperaturethe help of the heat transfer theory and finite element method (FEM), the heat flux of the surface of concrete

Keywords： temperature     transfer     correlation     radiation     variation    

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Energy absorption potential of concrete floors containing secondary (shrinkage and temperature) reinforcements

K. S. SIVAKUMARAN,R. M. KOROL,Xiao FAN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 3,   Pages 282-291 doi: 10.1007/s11709-014-0269-3

Abstract: This paper experimentally investigates the energy absorption potential of two types of concrete floors, namely, normal density concrete and structural low-density concrete, containing secondary (shrinkageand temperature) reinforcements.estimate the extent to which crushing of floor slab materials would help absorb energy, a series of concreteEach concrete-secondary reinforcement combination considered slabs of 50 mm in depth with square plan

Keywords： concrete floors     structural low-density concrete     shrinkage and temperature reinforcements     energy absorption    

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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.In the first phase, the pullout strength, temperature resistance, water absorption, and compressive andthat showed the best performance in the abovementioned tests was examined for use as an overlay for a concrete

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

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Field test on temperature field and thermal stress for prestressed concrete box-girder bridge

Baoguo CHEN, Rui DING, Junjie ZHENG, Shibiao ZHANG

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 2,   Pages 158-164 doi: 10.1007/s11709-009-0002-9

Abstract: A field test was conducted to investigate the distribution of temperature field and the variation ofthermal stress for a prestressed concrete (PC) box-girder bridge.The change of hydration heat temperature consists of four periods: temperature rising period, constanttemperature period, rapid temperature fall period and slow temperature fall period.The peak value of hydration heat temperature increases with the increasing casting temperature of concrete

Keywords： box-girder bridge     field test     hydration heat     temperature field     temperature gradient     thermal stress    

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Data driven models for compressive strength prediction of concrete at high temperatures

Mahmood AKBARI, Vahid JAFARI DELIGANI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 311-321 doi: 10.1007/s11709-019-0593-8

Abstract: based on collection of 207 laboratory tests, are investigated for compressive strength prediction of concreteat high temperature.demonstrate the suitability of using the data driven models to predict the compressive strength at high temperature

Keywords： data driven model     compressive strength     concrete     high temperature    

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Crack detection for wading-concrete structures using water irrigation and electric heating

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3,   Pages 368-377 doi: 10.1007/s11709-022-0926-x

Abstract: Cracking in wading-concrete structures has a worse impact on structural safety compared with conventionalconcrete structures.Based on this, a novel crack-identification method for underwater concrete structures is presented.The proposed mobile crack-monitoring system consists of a heating system, temperature-measurement systemA series of tests was conducted on a reinforced-concrete beam using this system.

Keywords： structural health monitoring     underwater concrete structure     fiber Bragg grating     crack detection     temperature    

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Effect of anisotropic characteristics on the mechanical behavior of asphalt concrete overlay

Lingyun YOU, Zhanping YOU, Kezhen YAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 110-122 doi: 10.1007/s11709-018-0476-4

Abstract: Asphalt concrete (AC) overlays placed over old asphalt pavement have become an alternative to repairingVariations in the AC overlay’s modulus as a function of temperature as well as the contact state between

Keywords： asphalt concrete overlay     anisotropy     temperature gradients     modulus gradients     finite element simulation    

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Biaxial tensile-compressive experiment of concrete at high temperatures

SONG Yupu, ZHANG Zhong, QING Likun, YU Changjiang

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 1,   Pages 94-98 doi: 10.1007/s11709-007-0009-z

Abstract: Biaxial tension-compression experiments of concrete of five stress ratios at high temperatures were carriedThe mechanical behavior of concrete under biaxial tension-compression at high temperatures is analyzedIt is found that both the tensile strength and strain diminished with the increase in temperature underBased on the test results, the relationship between tensile strengths and stress ratios and temperatureIn addition, the failure criterion of concrete under biaxial stress state of tension-compression at high

Keywords： increase     Offshore Engineering     temperature     relationship     addition    

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Modelling autogenous expansion for magnesia concrete in arch dams

JIN Feng, LUO Xiaoqing, ZHANG Chuhan, ZHANG Guoxin

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 3,   Pages 211-218 doi: 10.1007/s11709-008-0025-7

Abstract: Magnesia Concrete is a kind of expansive concrete used in Chinese hydraulic engineering more and moreis related only to the properties of materials and mixing of concrete; 2) the autogenous expansion ofMagnesia Concrete is irreversible due to the irreversibility of hydration reaction of Magnesia in theconcrete; 3) the autogenous expansion strain rates of Magnesia Concrete bear a relation between temperatureand residual Magnesia per unit volume of concrete.

Keywords： field-measured     irreversibility     temperature     irreversible     element arch    

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Analysis of arch dam deformations

Franz PERNER, Pius OBERNHUBER,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1,   Pages 102-108 doi: 10.1007/s11709-010-0012-7

Abstract: deviations.The main contributors to the deformations of arch dams are water loading and the fluctuation of concretetemperature.the statistical analysis of previous deformation data.For annual reservoirs, both water loading and temperaturetrue for time-dependent reversible displacements due to the water loading and the portion caused by temperatureParticular attention is given to the analysis of the deformations due to temperature fluctuation and

Keywords： arch dam     analysis     Zillergruendl     concrete temperature     hybrid model    

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Temperature control and crack prevention technology for concrete on ship lift tower of Three Gorges Project

Yang Fuying,Feng Xiaolin,Li Xiaoping

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 55-58

Abstract: And its concrete temperature is greatly influenced by the ambient temperature.Thus, the concrete temperature control of it is extremely difficult.ambient temperature, introducing new materials and new processes of concrete curing and strengtheningconstruction quality of concrete tower is ensured and the scientific rationality of the temperatureTemperature control and crack prevention technology for concrete in ship lift tower of Three Gorges Project

Keywords： ship lift tower     concrete     temperature control     crack prevention     Three Gorges Project ship lift    

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Infinite Complanation for Semi-infinite Problem when Mass Concrete Hit by Cold Wave

Huang Dahai,Wang Congfeng

Strategic Study of CAE 2002, Volume 4, Issue 7,   Pages 33-39

Abstract:

Almost all the cracks in mass concrete are surface cracks.This paper describes the characteristics of the surface cracks of mass concrete firstly.The temperature of surface zone in mass concrete under different boundaries is controlled by semi-infinitein surface zone of concrete can be calculated with the formula educed by infinite model.process of mass concrete within a short period of time.

Keywords： concrete     temperature in surface zone     semi-infinite model     temperature declining process     equivalent conditionally    

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Deep learning model for estimating the mechanical properties of concrete containing silica fume exposed

Harun TANYILDIZI, Abdulkadir ŞENGÜR, Yaman AKBULUT, Murat ŞAHİN

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 6,   Pages 1316-1330 doi: 10.1007/s11709-020-0646-z

Abstract: In this study, the deep learning models for estimating the mechanical properties of concrete containingLSTM) networks, were used for forecasting the compressive strength and ultrasonic pulse velocity of concrete

Keywords： concrete     high temperature     strength properties     deep learning     stacked auto-encoders     LSTM network    

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Temperature and structural responses of a single-section utility tunnel throughout fire exposure

Yanmin YANG; Ying XIONG; Yongqing LI; Xiangkun MENG; Peng WANG; Tianyuan CAI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 10,   Pages 1351-1364 doi: 10.1007/s11709-022-0857-6

Abstract: By analyzing temperature and structural responses of the utility tunnel throughout the fire exposure,and full lightweight concrete, were explored.As the temperature increased, the temperature gradient along the thickness direction of the tunnel becameThe maximum temperature difference between the inner and outer wall surfaces was 531.7 °C.The bearing capacities of the ordinary concrete utility tunnel and full lightweight concrete utility

Keywords： full lightweight concrete     construction methods     temperature response     structural response     fire test    

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Key technical innovations in the construction of Baihetan Hydropower Station Project

Frontiers of Engineering Management 2023, Volume 10, Issue 2,   Pages 367-372 doi: 10.1007/s42524-023-0253-5

Abstract: Key technical innovations in the construction of Baihetan Hydropower Station Project

Keywords： ultra-high arch dam     columnar jointed basalt     low-heat cement concrete     temperature controlled crack    

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Title Author Date Type Operation

Temperature variation of concrete box girder bridge

Jian WANG, Zhi FANG,

Journal Article

Energy absorption potential of concrete floors containing secondary (shrinkage and temperature) reinforcements

K. S. SIVAKUMARAN,R. M. KOROL,Xiao FAN

Journal Article

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

Journal Article

Field test on temperature field and thermal stress for prestressed concrete box-girder bridge

Baoguo CHEN, Rui DING, Junjie ZHENG, Shibiao ZHANG

Journal Article

Data driven models for compressive strength prediction of concrete at high temperatures

Mahmood AKBARI, Vahid JAFARI DELIGANI

Journal Article

Crack detection for wading-concrete structures using water irrigation and electric heating

Journal Article

Effect of anisotropic characteristics on the mechanical behavior of asphalt concrete overlay

Lingyun YOU, Zhanping YOU, Kezhen YAN

Journal Article

Biaxial tensile-compressive experiment of concrete at high temperatures

SONG Yupu, ZHANG Zhong, QING Likun, YU Changjiang

Journal Article

Modelling autogenous expansion for magnesia concrete in arch dams

JIN Feng, LUO Xiaoqing, ZHANG Chuhan, ZHANG Guoxin

Journal Article

Analysis of arch dam deformations

Franz PERNER, Pius OBERNHUBER,

Journal Article

Temperature control and crack prevention technology for concrete on ship lift tower of Three Gorges Project

Yang Fuying,Feng Xiaolin,Li Xiaoping

Journal Article

Infinite Complanation for Semi-infinite Problem when Mass Concrete Hit by Cold Wave

Huang Dahai,Wang Congfeng

Journal Article

Deep learning model for estimating the mechanical properties of concrete containing silica fume exposed

Harun TANYILDIZI, Abdulkadir ŞENGÜR, Yaman AKBULUT, Murat ŞAHİN

Journal Article

Temperature and structural responses of a single-section utility tunnel throughout fire exposure

Yanmin YANG; Ying XIONG; Yongqing LI; Xiangkun MENG; Peng WANG; Tianyuan CAI

Journal Article

Key technical innovations in the construction of Baihetan Hydropower Station Project

Journal Article