• The problem of thermal stress and a need for temperature control in the mass concrete construction also occur in the roller compacted concrete dams(RCCD).

    体积混凝土温度应力问题温度控制要求在碾压混凝土同样存在。

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  • The measured strain of concrete includes the elastic strain, creep strain and also the non-stress strain like the concrete free deformation and temperature strain.

    混凝土实测应变包含弹性应变、徐变应变混凝土自由变形温度应变非应力应变。

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  • The stress and deformation of the concrete box girder under the temperature load is one of the main factors affecting engineered quality.

    温度荷载作用混凝土箱梁应力变形影响工程质量主要因素之一

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  • Cracks design of reinforced concrete structure focuses on the cracks caused by temperature and shrinkage stress which is traditionally controlled through "resistance" and "relieving".

    钢筋混凝土框架结构裂缝设计主要是针对温度收缩应力产生裂缝,历来“放”两种不同的处理方法。

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  • On the base of actual bridge observation and test research, this paper discusses the temperature stress effect to concrete box girders which caused by temperature load.

    观测试验研究基础上,对温度荷载产生的温度应力混凝土箱梁作用进行了探讨

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  • The space finite element analysis indicated that the prestressed concrete box girder's stress and the distortion are sensitive to the change of gradient of temperature pattern.

    空间有限元分析表明预应力混凝土箱梁应力变形温度梯度模式变化较为敏感。

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  • In the computation of stress field, the factors, such as temperature load, deadweight of concrete, water potential, creep stress and self expansion of concrete, are involved in the program.

    计算考虑了温度荷载自重、静压力混凝土徐变生体积变形情况。

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  • Analysis of temperature stress in the super-length reinforced concrete structure is one of the most important problem to the engineers.

    超长钢筋混凝土结构温度应力分析一直设计人员所关注课题

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  • The paper gives the formula of temperature stress by analyzing the cause, classification and control mechanism of the the thermal crack control of concrete.

    通过混凝土温度裂缝分类成因控制机理分析,总结了混凝土温度应力公式

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  • But, concrete placement temperature, surrounding temperature and the heat of hydration of cement, they take a more affection on lining thermal stress.

    混凝土浇筑温度环境温度以及水泥水化温度应力影响十分显著。

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  • This paper gives a brief presentation of temperature control basic main points and effects of concrete properties on temperature stress.

    扼要叙述温控设计基本要点混凝土特性温度应力设计的影响

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  • Fatigue property of lean concrete should be studied when the material is set as base course since it withstands the repeated actions of load stress and temperature stress.

    混凝土用于路面基层由于受到荷载应力温度应力反复作用研究疲劳特性

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  • In accordance with cracking in concrete, preventing and controlling measures are put forward by site controlling of concrete temperature and analyzing temperature stress.

    针对混凝土裂缝产生原因,现场混凝土温度控制以及混凝土温度应力进行分析,提出混凝土裂缝的预防控制措施

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  • The paper studies the simplification calculation method of concrete shrinkage and the calculation of temperature and shrinkage stress that takes the effects of concrete creep into account.

    讨论混凝土收缩简化计算方法混凝土徐变温度及收缩应力计算影响

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  • According to consideration of restriction and creep deform in mass concrete, the temperature field and thermal stress are simulated through the finite element program ANSYS.

    考虑混凝土的内外约束混凝土徐变变形有限元法求解混凝土不利面的温度应力,并用大型有限元软件ANSYS对温度应力场进行了模拟。

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  • A calculating formula of temperature stress for one floor reinforced concrete frame structures were presented by theory analysis, it contribute to calculating of the values of expansion joint spacing.

    单层框架例,通过理论分析计算框架结构温度应力有助于伸缩间距的计算。

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  • In order to further understand the temperature on the long concrete structure stress the impact of stress on the structure of the temperature of super-long stress of basic research is necessary.

    为了进一步了解温度超长混凝土结构应力影响,对超长结构的温度应力问题的基础性研究是非常有必要的。

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  • The change of the components leads to high temperature stress, as well as remarkable shrinkage and deformation; also, its characteristics induce friability and fissility of concrete.

    现代混凝土组分变化导致温度应力收缩变形大,早强高强引发了混凝土早裂和高脆性。

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  • The problem, which occurs most often in the construction of large volume concrete, is the problem of cracking caused by temperature stress.

    体积施工出现最多问题温度应力导致裂缝问题。

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  • In large volume of concrete, temperature stress and temperature control is of great significance.

    体积混凝土中,温度应力温度控制具有重要意义。

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  • The concrete cracks in sluice pier wall of New Kaituo River were checked, and it was found that the temperature stress and shrink stress are the main reasons for cracks formation.

    节制裂缝进行了检测,分析认为温度应力收缩应力裂缝产生的主要原因

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  • For mass concrete construction, cement caused by hydration heat of concrete pouring temperature and internal stress of dramatic changes in temperature, is the main reason for cracks in concrete occur.

    对于大体积混凝土建筑水泥水化引起混凝土浇筑内部温度温度应力剧烈变化导致混凝土发生裂缝主要原因

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  • The temperature effect of super-long concrete floor is so obvious that the tensile stress will easily lead to extensively slab crack.

    超长连续混凝土温度效应十分显著,造成楼板大开裂。

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  • The hydration heat of massive concrete does not emanate easily, so the internal temperature will be very high which will generate high thermal stress, then the temperature crack will appear.

    体积混凝土水化容易及时散发内部温升将会很高从而产生很大温度应力,导致出现温度裂缝

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  • This paper discusses the kinds of thermal load and regularities of temperature distribution in reinforced concrete frame structure, analyzes the cause of thermal deformation and thermal stress.

    本文讨论了钢筋混凝土框架结构温度荷载类型温度分布规律分析了钢筋混凝土框架结构温度变形和温度应力产生原因。

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  • Temperature Stress in open reinforced concrete pressure pipe usually is one of the important reasons why their longitudinal cracks-occur in use.

    外露式钢筋混凝土压力管道温度应力某些这类管道在运用期内产生纵向贯通裂缝重要原因之一。

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  • This paper analyses fissures on the top floor of multistory brick-concrete building and puts forward preventive measures against the fissures caused by temperature stress.

    本文分析了多层砖混房屋顶层墙体裂缝现象,并温度应力引起的墙体裂缝提出预防措施

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  • How to calculate thermal creep stress filed of early-age concrete considering temperature effect by ANSYS software.

    如何基于ANSYS软件平台进行考虑温度影响效应混凝土结构早期温度徐变应力场计算

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  • How to calculate thermal creep stress filed of early-age concrete considering temperature effect by ANSYS software.

    如何基于ANSYS软件平台进行考虑温度影响效应混凝土结构早期温度徐变应力场计算

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