A double-layer cylinder of shrink and autofrettage is used and the computed formula of elastic strength is derivated.
采用了筒紧加自紧处理的的筒体结构,提出了该结构的弹性强度计算公式,设计了引出导线的密封结构,研究确定了预灌装的承压介质,进行了该新型传感器的性能试验,得到了主要的静态性能指标。
This paper performs the stress analysis of autofrettaged hydraulic coupling outer sleeve for ideal elastic-plastic materials, deduces the formula of residual stress with autofrettaged stress uninstalled, and gets relation between Bauschinger effect and the best diameter rate of no-producing reversed yield for ideal elastic-plastic materials.
本文对液压联轴节外套进行了理想弹塑性自紧应力分析 ,推导出外套弹塑性自紧卸载后的残余应力公式 ,得到了全塑性自紧卸载不产生反向屈服的最佳外内径比与鲍辛格效应系数间的关系。
A method of defining the autofrettage of a thick-walled cylindrical tube is given from the viewpoint of shakedown.
利用此模型对内压作用下的厚壁圆筒进行了安定分析,并从安定性的角度提出了确定圆筒自紧度的方法。
Therefore,when a complex mechanical autofrettage technique of eliminating Bauschinger effect was studied,It may be used for reference in enhancing the strength of autofrettage cylinder.
由于Bauschinger效应的影响 ,自紧厚壁管反向屈服现象普遍存在 ,使得内壁残余应力减少 ,厚壁管承载能力下降 ,因此 ,通过复合机械自紧技术 ,可消除Bauschinger效应 ,提高自紧厚壁管的弹性强度。
from mechanical analysis of element of lamina and reasonable assumption, ananalytical method is provided for studying calculation of the mandrel pushforce in mechanical autofrettage of exponential material thick-walled cylinders.
利用塑性力学中的能量法，以幂硬化材料模型为基层，从微元体的力学分析入手，结合合理的假设，分析计算了机械自紧冲头推力问题。
Providing a new method for calculating autofrettage pressure of CNG2 type cylinder that is based on buckling strength and buckling ratio of material of the cylinder liner,used the characteristics of FEA that can accurately calculate the tension of every part in CNG2 type cylinder.
利用有限元法可精确计算CNG2型气瓶各部分应力的特点,提出了以内胆材料屈服强度为基础、以屈服率为判据的计算CNG2型气瓶自紧压力的新方法,开辟了快速准确计算并指导气瓶生产的新途径。
Based on probabilistic fracture meclianics theory and Monte Carlo siniulation,a reliability analysis method for fatigue life of autofrettaged gun barrel is given.
该文基于概率断裂力学理论和ＭｏｎｔｅＣａｒｌｏ模拟给出了自紧身管疲劳寿命的可靠性分析方法。