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- prestress loss identification 预应力损失识别
- And the conclusion is considered to be that prestress loss is the main factor for three-dimensional stress, then the local temperature difference. 对结构空间受力影响最大的因素为预应力效应、其次为沿梁高非线性温差的结论;
- 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. 根据弹性变形的可恢复特性,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,来减小由于混凝土弹性压缩引起的预应力损失的方法。
- The model of prestress loss based on the neural network is established aiming at the polytropy and uncertainty that affect the prestress loss at high temperatures. 针对影响高温下(后)预应力损失的复杂多变性和相当强的不确定性,建立了基于神经网络的高温下(后)预应力损失模型。
- Research is done on slow change of concrete-filled steel tubular constriction and prestress loss caused by concrete shrinkage.The parsing formula of the prestress loss is deduced. 摘要对钢管混凝土收缩徐变和预应力筋松弛引起的预应力损失进行了研究,推导出了该项预应力损失解析式。
- It is approved that the higher of strength and elastic modulus of HPC,the lower of the creep coefficient,it is helpful for decreasing prestress loss and long term deformation. 通过分析认为,该混凝土早期强度和弹性模量较高、徐变系数较低,对减小预应力损失和后期变形。
- Incorporated with the three-dimensional analysis of continuous bridges, the temperature difference, prestress loss, deflection and live load are studied to compare their influences on stressing state. 认为长期挠度和活载效应不是大跨混凝土连续梁开裂的主要因素;
- The formula for calculating the prestress loss is presented for the prestressed concrete cylindrical oil tank. 导出了适用于考虑圆柱形预应力混凝土油罐预应力损失计算的公式;
- A finite element method to account for prestress losses is presented and the results agree with the experimental results well. 轻骨料混凝土梁的预应力损失比普通混凝土梁的预应力损失大。
- Kahn, L. F.; and Shin, M. L.,“Prestress Losses in High-Performance Lightweight Concrete Pretensioned Bridge Girders ”, PCI Journal, V. 50, No. 5, 2005, pp. 84-94. 蔡侑良“轻质预力混凝土梁之力学行为研究”硕士论文,国立中兴大学土木工程研究所,民国96年6月。
- Analysis on Prestress Loss of Anchorage Cable 锚索预应力损失变化规律分析
- the second kind of prestress loss 第二类预应力损失
- The testing results show that there are different degrees of prestressing loss in cables of suspended structure. 检测结果表明,该方法准确可靠,单索和群索在施工过程中都有不同程度的预应力损失。
- I commiserate with you on the loss of your mother. 你母亲逝世,我特向你慰问。
- How can we divert her thoughts from her sad loss? 我们怎样才能使他不再想到她可悲的损失?
- After 30 days,the total prestressing loss of steel prestressed anchorage cable was 11.1%,while the total prestressing loss of AFRP prestressed anchorage cables were under 10.3%. 30 d后钢铰线锚索预应力损失为11.;1%25;AFRP锚索预应力损失小于10
- The instantaneous prestressing loss of steel prestressed anchorage cable is 8.8%,while the instantaneous prestressing loss of AFRP prestressed anchorage cables were under 6.08%. 在张拉锚固阶段;1根钢铰线锚索的预应力损失为8.;8%25;3根AFRP锚索的预应力损失小于6
- The loss of all his money embitter the old man. 失去全部的钱,使这位老人甚为痛苦。
- With the time being separated into some periods, the prestressing loss in each period due to shrink, creep and relaxation is calculated, and then the total loss obtained. 该法把时间分割为若干时间段,求解各段因收缩、徐变和松弛引起的预应力损失,并叠加求总损失。
- The Grey Prediction of Time-Dependent Prestress Loss 预应力长期损失的灰色预测