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- In the process of pseudo-static test, the stress of unbonded prestressed tendons is invariable approximately before the yielding of the specimens. 拟静力试验过程中,无粘结预应力混凝土扁梁框架节点试件在屈服之前,无粘结预应力筋的预应力值仅有微小波动,总的趋势是基本保持不变。
- The stress increments of unbonded prestressed tendon in the continuous beams subjected to both symmetrical and asymmetrical loads are analyzed. 计算了对称和不对称加载的无粘结预应力连续梁的应力增量。
- waffle slab floor with unbonded prestressed tendons and nonprestressed steel 混合配筋预应力混凝土密肋楼盖
- Application of Unbonded Prestressed Tendon for Sludge Digester Structure Design 无粘结预应力技术在消化池设计中的应用
- EVALUATION TO ANALYSIS MEHTODS OF ULTIMATE STRESS OF UNBONDED PRESTRESSED TENDONS 无粘结预应力筋极限应力分析方法评述
- RESEARCH ON THE VARIATIONS OF UNBONDED PRESTRESSED TENDON STRESSES BASED UPON THE STRUCTURAL DEFORMATION 基于结构变形的无粘结预应力筋应力变化研究
- unbonded prestressed tendons 无粘结预应力筋
- CORROSION AND PROTECTION OF THE UNBONDED PRESTRESSING TENDON 无粘结预应力筋的腐蚀与防护
- How to protect unbonded tendon and anchorage is the key to prevent corrosion in unbonded prestressed concrete. 无粘结筋与锚具是无粘结预应力结构防腐蚀的关键。
- There are two types of unbonded prestressed concrete beams according to tendon layout: unbonded internally prestressed concrete beam and externally prestressed concrete beams. 无粘结预应力混凝土梁按照预应力布束方式的不同具有两种形式:体内无粘结预应力混凝土梁和体外预应力混凝土梁。
- How to protect unbonded tendon and anchorage is the key to prevent corrosion in unbonded prestressed concrete.The cause of corrosion, mechanism of action and protection measures are herein analyzed. 无粘结筋与锚具是无粘结预应力结构防腐蚀的关键。分析了腐蚀产生的原因,作用的机理和防护措施。
- DESIGN CHARACTERISTICS OF ULTRA-LONG SLAB-COLUMN STRUCTURE WITH UNBONDED PRESTRESSED R.C. 超长无粘结预应力板柱结构设计中的特点。
- The analytical results for strength and behavior of unbonded prestressed concrete beams were presented. 给出了无粘结预应力混凝土梁强度和受力性能的分析结果。
- The unbonded prestressed concrete flat beam frame can meet the aseismic requirement. 无粘结预应力混凝土扁梁框架应当可以满足抗震要求。
- The ring unbonded prestressed reinforcements tension technique was also used at the same time. 同时还应用了环形无粘结预应力钢筋张拉技术。
- Then the influence of activity admixture, reinforcement ratio of conventional bars, prestressed tendons and cylic load on shrinkage and creep are analyzed. 分析了影响混凝土收缩徐变的主要因素,特别是混凝土活性掺合料、普通钢筋和预应力钢筋的截面配筋及周期性反复荷载下对收缩徐变的影响;
- It analyses the differences ofRight bonded, unbonded prestressed reinforced CFRP-lamina RC beams. 对有粘结、无粘结预应力碳纤维板材加固RC梁的差异性进行了分析研究。
- The results show that high temperature has a great influence on the bending capacity and deformation of the unbonded prestressed RC flexural members. 试验表明,高温对无黏结预应力混凝土受弯构件的抗弯承载力和变形,都有较大的影响;
- According to the fact that most defects of this type of bridge are related to loss of prestress,the main method to reinforce old T-frame bridges is to compensate loss of prestress by increasing prestressed tendons. T型刚构桥的大部分病害均与预应力损失过大有关,因此目前对T型刚构旧桥加固的方法主要是通过增加预应力索及粘贴钢板等来补偿混凝土的预应力。
- Results show: unbonded prestressed floorslab and unbonded prestressed hollow floorslab used in large-span structure is more economic and reasonable. 结果显示:预应力混凝土板和预应力混凝土空心板运用到大跨结构中是比较经济合理的。