【摘要】 分析了采用直接积分法进行结构可靠性计算的有关关键技术,包括积分区域的规则化处理、联合概率密度函数的构成和积分区域内的多维数值积分问题等,接着研究了厚壁筒结构的失效模式,建立了厚壁筒结构强度失效的失效状态函数,最后应用结构可靠性计算的直接积分法进行了厚壁筒结构的可靠性分析与设计研究。本文的研究为厚壁筒结构的设计、制造提供了理论参考,其方法可以应用于建筑、机械、化工、船舶等许多领域。更多还原

【Abstract】 The direct numerical integration method of reliability calculation is used to discuss three relevant technical questions.The failure mode of strength of thick-walled cylinders is established.Failure reliability of thick-walled cylinder structures is calculated and reliability design is done for thick-walled cylinder structure design.The method and results are very useful for many other practical structures such as construction,mechanics,chemical engineering,marine structures,and so on.更多还原