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- The article introduces the process of cracking of the dam heel and the analysis of causes by domestic experts.The effect of dam heel cracking on the safety of Shimen concrete arch dam is analyzed. 介绍石门拱坝坝踵产生裂缝的过程及国内专家对裂缝成因的分析,同时分析了坝踵开裂对大坝安全的影响。
- DAM HEEL CRACK OF SHIMEN ARCH DAM AND ITS EFFECT ON DAM FOUNDATION UPLIFT 石门拱坝坝踵裂缝及其对坝基扬压水位影响
- dam heel cracking 坝踵开裂
- Cracking Analysis of High Arch Dam Heel Based on Deformation Reinforcement. 基于变形加固理论的高拱坝坝踵开裂评价。
- dam heel crack 坝踵张开
- The cracking process of Austrian Kolnbrein double curvature thin arch dam heel,analysis of cracking cause by domestic and foreign specialists and approach to cracking mechanism of arch dam by authors are presented. 介绍了奥地利Kolnbrein双曲薄拱坝坝踵产生裂缝的过程和国内外专家对裂缝成因的分析,以及作者对拱坝产生开裂的机理的探讨。
- Thereby it is very important that we analyze and improve the distribution of the stress near the dam heel. 因此,对坝踵附近应力分布规律进行分析,寻求改善坝踵应力分布规律的方法是十分必要的。
- crack and seepage control at dam heel 坝踵防裂防渗
- Changes of thermal stress of dam heel, upstream face, dam center, dam toe. downstream face for the longitudinal joint of different space are analyzed. 分析了坝体不同间距的纵缝对坝踵、上游面、坝体中心部位、坝趾、下游面的温度应力的影响情况。
- It is concluded that: the vertical stress state of the dam heel was improved after the heightening compared with the results before. 得出了大坝加高及水库水位升高后,与大坝加高前相比,坝踵附近垂直向应力状态没有恶化;
- The result shows that the plastic strain at the heel region induced by wire bonding process, molding process and the thermal stress and strain in solder reflow are the main causes of heel crack. 结果显示由于引线键合工艺、注塑工艺以及回流焊中封装体各部分不同的热膨胀系数引起的热应力和塑性变形是产生引脚跟断裂的主要因素。
- In this paper the concrete of gravity dam and the bedrock are considered as two different liner elastic materials and the cracks in the vicinity of dam heel are analysed as ones at the interface between two materials. 本文将重力坝坝体混凝土和坝基岩石分别视为两种线弹性均质材料,并将坝踵裂缝简化为两种介质材料交界面上的裂缝问题。
- Staircase sliding paths buried less than 14 meters bellow dam heel are also dangerous, but they are not the most dominant. The safety factors of the most likely sliding paths are 4.15 and 3.05 for 9B and 4B respectively at normal water storage level. 正常蓄水位时,9B、4B坝段最危险滑移路径安全系数分别为K_S=4.;15、3
- Cracking Analysis of High Arch Dam Heel by Engineering Analogical Method 用工程类比分析法研究高拱坝坝踵开裂稳定性
- His Achilles' heel was his pride. 他的致命伤就是骄傲自大。
- Fracture Analysis on the Concrete Dam Heel 混凝土坝坝踵区的断裂分析
- stability of bottom joint and dam heel 底缝与坝踵稳定
- A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。
- He is very skilled at pivoting on his heel. 他能非常熟练地以脚跟旋转。
- Place your right toe in line with your left heel. 把右脚趾与左脚跟排在一直线上。