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外压试验时薄壁圆筒临界失稳强度的模糊可靠度
引用本文:刘小宁. 外压试验时薄壁圆筒临界失稳强度的模糊可靠度[J]. 化工机械, 2005, 32(1): 32-34
作者姓名:刘小宁
作者单位:武汉工交职业学院
摘    要:应用模糊可靠性设计理论,认为在做保持允许外压差的压力试验时,钢制薄壁圆筒临界失稳强度的模糊可靠度范围为R=99. 9999998% ~99. 9999999%;对薄壁圆筒外压试验的有关问题进行了研究,为压力容器的模糊可靠性设计从理论走向实用提供了参考依据。

关 键 词:薄壁圆筒  随机载荷  模糊临界失稳强度  外压试验  模糊可靠度范围
文章编号:0254-6094(2005)01-0032-03

Fuzzy Reliability of Critical Destabilization Strength of Thin-Wall Cylinders During External Pressure Tests
LIU Xiaoning. Fuzzy Reliability of Critical Destabilization Strength of Thin-Wall Cylinders During External Pressure Tests[J]. Chemical Engineering & Machinery, 2005, 32(1): 32-34
Authors:LIU Xiaoning
Abstract:The fuzzy reliability range R =99 9999998%~99 9999999% of the critical destabilization strength of steel thin-wall cylinders when conducting pressure tests keeping allowable external pressure difference with analyses using design theory of fuzzy reliability,some problems cocerned with external pressure tests of thin-wall cylinders were studied,and some referable bases from theory to practice were provided of fuzzy reliability design of pressure vessels.
Keywords:Thin-Wall Cylinder  Random Load  Fuzzy Critical Destabilization Strength  External Pressure Test  Fuzzy Reliability Range
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