• 预应力位置偏差究竟结构产生怎样影响

    The location of prestressed steel beam deviation exactly what impact on the structure.

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  • 这项研究体外预应力体系疲劳评价研究一部分

    This serves as part of a research program for evaluation of the fatigue of external prestressing tendon systems.

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  • 真空辅助工艺目前世界上流行的预应力钢束压浆工艺。

    With many advantages, the vacuum aided grouting process is a popular grouting process for prestressed stay cables in the present world.

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  • 温度均匀预应力减少结构预应力损失

    The prestressed steel bar is drawn when there is uniform temperature of the main beam body, so that the prestress loss can be decreased.

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  • 本文对此进行研究今后预应力施工误差结构影响积累资料

    The article studies for the future of prestressed steel beam construction error on the structural effects of the accumulation of information.

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  • 其次研究预应力混凝土曲线梁桥中预应力钢束曲线梁桥扭矩影响

    Secondly, I have researched the influence of prestressed reinforcement on the torsion of curved girder bridges.

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  • 论述参数化设计技术基本概念,对预应力钢束设计的方法进行了分析研究。

    In this paper, the basic concept of parametric design technology is described, and the design method of prestressed tendons is analyzed.

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  • 千斤顶、油表预应力张拉进行检验标定使用规定程序进行送检标定。

    Tensioning jack, oil gauge shall be checked and calibrated prior to the prestressed steel strands tensioning and executed to check and calibrate in using as per the specified procedure.

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  • 讨论预应力附近局部混凝土缺陷产生的原因缺陷对结构正常使用性能耐久性不利影响

    This paper discusses the causes of defects of local concrete next to the prestressed steel bundle and the adverse effects on the normal application performance and durability of structure.

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  • 研究目的研究顶板横向预应力钢束箱梁横向计算结果影响,给箱梁结构设计提供借鉴和帮助。

    Research purposes: This paper analyzes the effect of the lateral prestressing tendon in top deck on the lateral calculation result of box beam.

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  • 针对工程实践常用预应力布置形式,推导预应力钢影响长度的数值解法预应力等效荷载一般计算式

    Based on the general case of tendons used in practice, the formulas for calculating the extent owing to the anti-friction effects and the prestressing equivalent loads are derived.

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  • 建模过程中,采用实体单元相结合形式,用三维实体单元模拟混凝土,用杆单元模拟预应力钢束斜拉索。

    It USES 3-d solid element to reinforced concrete and link element to pre-stressed and cable in the course of building model.

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  • 根据弹性变形恢复特性提出一种利用临时预应力钢束放松时产生的弹性恢复变形,减小由于混凝土弹性压缩引起预应力损失方法

    In this paper, a method is given for reducing the prestress loss caused by elastic compression of concrete by using the recoverable property of elastic deformation.

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  • 欧洲标准考虑应用预应力高强度(绞线)制造

    P The prestress considered in this Eurocode is applied by tendons made of high-strength steel (wires, strands or bars).

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  • 最后介绍预应力混凝土连续曲线箱梁设计,重点讨论了总体设计,预应力损失的计算,预设支座偏心调整扭矩等设计中的关键问题。

    Lastly design of P. C. continuous curved girder bridge is discussed in the paper, in especial prestress reinforcing steel bar's loss and bearing design.

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  • 最后介绍预应力混凝土连续曲线箱梁设计,重点讨论了总体设计,预应力损失的计算,预设支座偏心调整扭矩等设计中的关键问题。

    Lastly design of P. C. continuous curved girder bridge is discussed in the paper, in especial prestress reinforcing steel bar's loss and bearing design.

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