Analysis on the plastic limit load of gas pipe elbows with pitting corrosion;
含点蚀缺陷燃气管道弯管的塑性极限载荷分析
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
Analysis and experiments on the plastic limit load of elbows under in-plane closing bending moments;
平面闭合弯矩作用下弯管塑性极限载荷分析与试验
Plastic deformation theory application in pipe bending with small bending radius;
塑性变形理论在小半径弯管中的应用
Finite element simulation of pipe bending process of pure titanium using local induction heating;
中频感应加热纯钛弯管成形过程中的有限元模拟
After brief introduction on middle frequency pipe bending technique,the reasons which cause heat pipe bending wavelet pipe bending inner arc drape are analyzed,so the measures are presented to minimize wavele tpipe bending inner arc drape.
简述中频弯管工艺,对热弯管产生波浪褶皱的原因进行分析,提出减小中频弯管内弧波浪褶皱的措施,对于研究小半径中频弯管机有一定的借鉴意义。
Factors that influence pneumatic conveying bend pipe wear and measures against wear;
气力输送中弯管磨损的影响因素及解决办法
Taking the object of transporting carbon black,analyzed the transportation pressure losing of level pipe、vertical pipe and bend pipe of the pneumatic transportation pipe line,gained the pres-sure losing formula of the three sorts of pipe line.
对以炭黑为输送对象的气力输送管道中水平管、垂直管和弯管的输送压力损失分别进行了分析,得到了炭黑在这3种输送管道中的压力损失计算公式。
Meridian membrane stress of bend reducer;
异径弯管的无力矩经向应力解析解
Experiment Study of Pressure Drop in The PipeBend for the Pneumatic Transport of Pulverized Coal;
粉煤气力输送弯管段压力损失的研究
Probing into deviation of dimension limit of bend used in Shanjing gas pipeline;
陕京输气管道弯管尺寸极限偏差探讨
Design Analysis and Research of Curved Pipe;
弯管设计计算分析及研究
The effects of the processing parameters on the water penetration length and residual wall thickness along water channel of polypropylene curved pipes molded by short shot water-assisted injection molding were investigated through single factor experiments.
介绍了自主研发的水辅助注塑设备以及一款经过大量实验后得到的新型喷嘴,并通过单因素实验法研究了短射法成型聚丙烯弯管时工艺参数对制品水穿透长度和沿水道的残留壁厚的影响。
An optimized design of the core_pulling mechanism of the injection mould for the 90° curved pipes and its working process were introduced.
介绍一种90°弯管注射模抽芯机构的优化设计方案及其工作过程 ,并对设计中的一些关键问题进行了分析讨论 ,其特别之处在于用较简单可行的复合抽芯机构解决了在同一位置需直线抽芯和圆弧抽芯动作的复杂问题 ,已成功应用于多种规格弯头的成型生