The Gold Award went to'Mechanical Proof Load Testing ', a technological initiative from CLP Power Hong Kong Ltd-North Region. 该奖项的金奖得主为中华电力有限公司-北区的「机械推栋测试」。
The basic principle of proof load method is introduced and the ultimate principle for distinguishing the validity of proof load method is discussed. 介绍了验证荷载法的基本原理,讨论了验证荷载法有效性的根本判别原则。
True or False: In all cases, nuts must have a proof load equal to the ultimate tensile of the screw used with any particular fastener grade. 在所有情况下,螺母的保证载荷应等于与其相应的紧固件等级螺钉的最小抗拉强度。
Safety Assessment of Existing Structures Based on Proof Load Method 基于验证荷载法的既有结构安全性评定
Mechanical properties of fasteners& Cone proof load test on nuts GB/T3098.12-1996紧固件机械性能螺母锥形保证载荷试验
Analysis of the proof load method ′ s validity in the evaluation of structure reliability 验证荷载法在结构可靠度评估中的有效性分析
Some research indicates that the most compound stress of bevel inclined-proof strings is commonly situated in the bonding site of bevel joint and underneath drill collar which is derived from the bend load and axial force. 研究表明,偏轴钻具防斜钻具组合的最大复合应力发生在偏轴接头与下部钻铤的结合部位,主要由弯曲载荷和轴向力产生。
Reliability analysis is applied to the bridge after the load test through proof load method. Furthermore, the authors contrast the test failure risk with the reliability of bridge. 并对荷载试验后的桥梁进行可靠度分析,与测试风险进行了对比。
The Proof of Convergence in Full Stress Design of Truss under a Single Load and Some Properties of Convergent Solutions 单工况下桁架结构应力比法的收敛性证明及收敛解的若干性质
This paper considers influence of proof load, structures age and re-service term to the reliability index on the basis of formula given. 利用给出的时变可靠指标计算公式,分析了验证荷载、结构已服役时间以及后继服役期等因素对结构可靠指标的影响;
The Dynamic Reliability of Proof Load for Existing Structures 验证荷载条件下的在役结构动态可靠度
Proof of settlement-time curve appearing S shape with ramp load and its application base on stress-strain relationship 沉降-时间曲线呈S型的证明及其应用&从土体本构关系
An Analysis of Failure Risk of the Bridge Load Test Based on Proof Load Method 基于验证荷载法的桥梁荷载试验失效风险分析
Acoustic emission rate has been measured during proof tests of electric porcelain, the attenuation law of AE rate at constant load has been inferred from fracture mechanics of ceramics. 检测了验收试验时电瓷的声发射计数率,根据陶瓷断裂力学推导了恒定负荷下声发射计数的衰减规律,这一规律被实验结果很好地证实。
Reliability Calibration of Gravity Dams by Proof& Load Method 用验证荷载法校核重力坝的可靠度
A mathematical proof on the location of maximum stress at the cross section of flanged beam by arbitrary load 任意载荷作用下工字钢截面最大应力位置的数学证明
Reliability analysis of prefabricated reinforced concrete components and proof load method 预制RC构件可靠度分析与验证荷载法
First of all, considering the expertise, this paper presents an anti-swing control method based on optimal control. This method realizes the synchronization control of accurate parking of crane and swing proof of load by controlling the moving time or distance. 其一是根据专家经验,借助最优控制理论,提出一种防摆控制方法,该方法通过控制行车各阶段运行的时间或距离即可实现行车准确定位停车与负载消摆的同步控制。
The finite element calculation proof load separation theory applied to the sample. Crack geometry function G ( a/ R) expression was presented. Changing curves of J integral and crack propagation Aa were obtained by using the normalization method. 有限元计算证明载荷分离理论对于该试样成立,提出了几何函数G(a/R)的表达式,采用规则化方法处理得到各试样J积分与裂纹扩展量△a的变化曲线。
So far, the reliability calculation of the existing bridges are usually considering the attenuation of resistance, but rarely considering the proof load. 对于既有桥梁结构,我国现行的可靠度分析方法通常只考虑结构抗力衰减,而验证荷载条件下考虑抗力衰减的结构可靠度研究很少。