1) Local wall-thinning
局部减薄
1.
In this paper, the elasto-plastic finite element method is used to evaluate limit loads of the equal-diameter T-junctions of piping with local wall-thinnings under out-of-plane moment.
采用弹塑性有限元方法,计算分析并验证了面外弯矩下无缺陷等径三通的塑性极限载荷,同时针对含局部减薄缺陷等径三通,系统地分析了局部减薄缺陷的尺寸、位置等因素对等径三通的塑性极限载荷的影响,得到了局部减薄对等径三通塑性极限载荷的影响规律,并分析了含局部减薄等径三通在面外弯矩下的典型失效模式,研究结果可为含局部减薄缺陷等径三通结构设计和安全评定提供理论依据。
2.
In this paper,the elasto-plastic FEM is used to evaluate limit loads for equal-diameter piping branch junctions with local wall-thinning under internal pressure.
采用弹塑性有限元方法,分析并验证了内压下无缺陷等径三通的塑性极限载荷,同时针对含局部减薄等径三通,系统地分析了局部减薄的尺寸、位置等因素对等径三通的塑性极限载荷的影响,得到了局部减薄对等径三通塑性极限载荷的影响规律,并分析了几种含局部减薄等径三通塑性破坏的典型失效模式。
2) local thinning
局部减薄
1.
Plastic limit load analysis of elbow with local thinning;
含局部减薄弯管的塑性极限载荷分析
2.
In view of the local thinning problem in boundary region of pressure vessels, local stress fields are analyzed utilizing FEA method.
本文针对压力容器中边缘应力区域的局部减薄问题,将减薄区域简化为椭球缺形凹坑,采用有限元分析方法,分析了接管—圆筒体(Ⅰ模型)和封头—圆筒体(Ⅱ模型)两种典型情况下的局部应力场,研究了凹坑尺寸与相对位置对凹坑表面应力分布以及应力集中系数的影响。
3) local thinning areas
局部减薄缺陷
4) edge drop
边部减薄
1.
The control system of roll shift plays an important role in controlling the strip's edge drop on modern mills.
边部减薄是带钢重要的断面质量指标,现代轧机中,轧辊的横移装置对边部减薄的控制起到了重要的作用。
2.
The distribution of specific rolling pressure, transverse stress, exit strip profile, edge drop and width spread are obtained by numerical calculations.
数值解析给出了单位轧制压力、出口断面形状、边部减薄及宽展等计算结果,且不同轧制条件下的计算实例与实际相吻合,表明所开发的三维程序适用于单机架或连轧机组等不同型式的宽、窄带钢轧制解析。
3.
The causes and control methods of flatness and edge drop shape defects are analyzed during tandem cold rolling The composition and function of automatic shape control system of tandem mill are introduce
分析了冷连轧生产过程中 ,带钢平直度、边部减薄等板形缺陷产生的原因及控制方法。
5) edge-drop
边部减薄
1.
Analysis on edge-drop and its influencing factors in cold rolling
冷轧带钢边部减薄及其影响因素分析
2.
Analysis on edge-drop and its influencing factors in cold strip rolling
冷轧带钢边部减薄影响因素的分析
3.
The main cause was analyzed of decreasing cross thickness deviation of silicon strip which is edge-drop to affect the center crown of strip beause of large rolling load.
指出降低热轧时因负荷过大引起的带钢边部减薄,从而降低带钢整体中心凸度是降低硅钢横向厚差的关键。
补充资料：减薄
1.亦作"减薄"。 2.降低;减弱。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条