三维药柱的热粘弹性有限元分析

推进技术 ›› 1997, Vol. 18 ›› Issue (3): 45-50.

三维药柱的热粘弹性有限元分析

李录贤,叶天麒,沈亚鹏,左建政,朱祖念,张善祁,王至存

西北工业大学飞机系!西安;710072;西北工业大学飞机系!西安;710072;西安交通大学建力学院!西安;710049;西安交通大学建力学院!西安;710049;陕西动力机械研究所!西安;710000;陕西动力机械研究所!西安;710000;陕西动力机械研究所!西安;710000

发布日期:2021-08-15

A FINITE ELEMENT ANALYSIS FOR THERMO-VISCOELASTIC GRAINS

Dept. of Aircraft Engineering, Northwestern Polytechnical Univ., Xi’an, 710072;Dept. of Aircraft Engineering, Northwestern Polytechnical Univ., Xi’an, 710072;COll. of Architectural Engineering and Mechanics, Xi’an Jiaotong Univ., Xi’an, 710049;COll. of Architectural Engineering and Mechanics, Xi’an Jiaotong Univ., Xi’an, 710049;Shanxi Iust. of Power Machinery, Xi’an, 710000;Shanxi Iust. of Power Machinery, Xi’an, 710000;Shanxi Iust. of Power Machinery, Xi’an, 710000

Published:2021-08-15

摘要/Abstract

摘要： 采用三维模型,用有限元法分析固体火箭发动机的药柱在硫化降温、内压和轴向过载作用下的热粘弹性准静态响应,为实际结构设计提供参考。

关键词: 固体推进剂火箭发动机;固体推进剂;粘弹性;有限元法

Abstract: Using a three-dimensional model, quasi--atatic responses of thermo-viscoelastic grainsin solid rocket motors are analyzed under cure cooling, internal pressure and acceleration, so as to givea reference to the designer of actual structures.

Key words: Solid propellant rocket engine;Solid propellant;Viscoelasticity;Finite element method

李录贤,叶天麒,沈亚鹏,左建政,朱祖念,张善祁,王至存. 三维药柱的热粘弹性有限元分析[J]. 推进技术, 1997, 18(3): 45-50.

三维药柱的热粘弹性有限元分析

A FINITE ELEMENT ANALYSIS FOR THERMO-VISCOELASTIC GRAINS

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