• 保证预应力构件抗拉强度,对于预应力损失控制预应力施工中的关键

    In order to ensure tensile strength of prestressed member, the controlling prestress loss in construction is a key.

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  • 粘结预应力施工进行了详细论述着重论述预应力构件防腐保护措施

    The detailed discussions were focused on the prestress construction, especially on the protection measures against erosion.

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  • 文章冷轧钢筋住宅建设上应用着手,介绍了冷轧带肋钢筋具有特点,在预应力构件中基本取代常用钢筋

    This article, on the basis of cold-rolled ribbed steel bars in residential buildings, introduces their characteristics and replacement of ordinary steel bars in pre-stressed unit.

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  • 预应力混凝土连续箱梁开裂可以说“多发病”,影响着构件外观使用寿命甚至结构安全

    Cracking is quite common in prestressed concrete continuous box girder bridge, which influences appearance of component, life span of using, and even safety of structure,.

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  • 分析研究预应力加固轴心受拉和轴心受压构件计算方法优化加固设计及其应用

    The calculating method, optimum strengthening design and application of axial tension and compression members strengthened by prestressing is analyzed and discussed.

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  • 曲线梁桥空间复杂受力结构体系预应力效应一方面提高构件承载能力,另一方面可能结构带来一些不利影响

    Curved box girder bridge is a complicated spatial structural system. The effect of prestressing may improve the bearing capacity of the members, but may also adversely affect the structure.

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  • 介绍态自密实性能、配合比设计方法及其中等强度等级预应力拉砼构件中的应用试验测试情况。

    This paper introduced the characteristics of high dense fluid concrete, design of batching ratio, the experiment and test of bent concrete component in medium hardness prestress.

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  • 对于任意程度预应力混凝土构件均适用。

    It is suitable for prestressed concrete components with different degrees.

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  • 针对预应力混凝土构件截面疲劳开裂机理静力开裂机理差异

    The difference of mechanism between normal section fatigue crack resistance and static crack resistance for prestressed concrete members was analyzed.

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  • 模型综合变形能量累积以及荷载历程预应力混凝土构件损伤-破坏影响不同的地震模式更好的适用性

    This model synthesizes the effect of distortion, energy accumulation, and loading history to damage-failure of prestressed concrete member, thus may be applied to different earthquake patterns.

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  • 本文提出部分预应力构件基于极限状态直接控制设计方法给出了具体设计公式设计步骤。

    The authors put forward a design method of Partially Prestressed Concrete members, Which is based on the direct Controlling of two Kind of limit state and also the design formula and design steps.

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  • 预应力全过程主要包括通过混凝土构件有关施压从而达到向整合混凝土结构施加压力的目的。

    The process of prestressing consists in applying forces to the concrete structure by stressing tendons relative to the concrete member.

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  • 本文根据双轴强度特性导出了预应力受扭构件裂度提高系数表达式

    The expression of coefficient of increase in cracking resistance in prestressed torsional members is derived on the basis of concrete characteristics under biaxial strength.

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  • 目的研究具有桁架的肋环型索穹顶构件布置特点,提出确定初始预应力分布快速计算

    The purpose of this paper is to investigate characters, initial prestress distribution and its quick calculation method of Geiger dome with outer truss torus.

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  • 文章叙述了构件预应力张拉技术现场生产流水线吊装施工技术及防水处理方法

    This paper explains the prestressing expansion technique, in site producing flow line, hanging construction technique and water proof treatment method.

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  • 本文介绍了采用石灰、为主要原材料生产灰砂预应力多孔构件最新研究成果

    In this paper the results of recent investigation on prestressed lime-sand concrete hollow panel with lime and powdery sand are given.

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  • 阐述一种分析部分预应力混凝土B类构件应力方法

    The paper expounded a method to analyzing B parts stress of portion prestressed concrete.

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  • 此基础上基于分段线性原理,对高性能粉煤灰预应力混凝土受弯构件进行疲劳损伤全过程非线性分析

    Preceding works basis, a full-range nonlinear analysis of fatigue damage with the principle of piecewise linearity on flexural member of prestressed concrete is studied.

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  • 跨度超长薄壁构件预应力拱形室内顶棚屋面板两者合一的新型结构

    The large span and over long and thin wall and prestressed arch roof is a new type structure of combining indoor top and roof plate.

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  • 预应力广泛采用一种楼面构件

    Prestressed concrete hollow-core slab is a widely used structural element.

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  • 方法把无预应力混凝土预应力混凝土构件简单组合截面梁的设计理论方法统一起来。

    The method unites non-prestressed concrete and prestressed concrete, simple beam and combining section beam in designing theories and methods.

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  • 研究腐蚀溶液浓度腐蚀时间预应力混凝土构件各项力学性能影响规律

    The rules of liquor's consistency and soaking time working on various mechanical performance of prestressed concrete members are arrived.

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  • 本文讨论分析了在先预应力混凝土构件混凝土和光面高强钢丝之间的握裹和锚固应力情况

    In this paper, bond and anchorage stress conditions between concrete and high-strength smooth wire for pre-tensioned concrete members are discussed.

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  • 提出一个经验公式大大简化预应力混凝土构件长期精确计算工作。

    An empirical formula, which greatly simplifies the calculation for long-term camber of prestressed concrete members was presented.

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  • 本文针对钢管混凝土核心新型构件形式提出预应力混凝土框架应用这一新型构件

    The concrete-filled steel tubular core column, which is a new type of member, has been proposed to be applied to prestressed concrete frames in this paper.

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  • 计算UPPC(板)抗弯强度关键确定构件极限承裁能力无粘结预应力筋的极限应力

    The key of calculating flexure strength of UPPC beam is to determine unbounded prestressed tendons ultimate value when the components are under their ultimate load ability.

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  • 修正斜压场理论基础模拟一系列预应力混凝土试验构件

    Based on the modified diagonal compression field theory, a series of prestressed concrete beams were simulated.

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  • 装配式整体预应力结构采用预制钢筋混凝土楼板柱作为主要受力构件通过整体张拉预应力钢筋而形成的板柱结构体系

    Slab-column structure assembled by monolithic prestressing is a type of structure system in which prefabricated reinforced concrete slabs and columns are main members bearing load.

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  • 通过预应力混凝土构件受力分析提出预应力混凝土受弯构件预应力钢筋代换的基本方法

    By analysing the force of pre-stressed steel in prestressed concrete bending component, the change method of prestressed steel in prestressed concrete are introduced.

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  • 通过预应力混凝土迭合现场加载试验探讨此类构件变形承载能力存在的抗裂设计问题。

    Through the load experiments in-situ, the deformation and bearing capacity of the prestressed composite plate are studied, and the problem of the crack resistance design is also discussed.

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