基于TRIZ理论提高盘轴松动转子系统的动力学特性  

Research on Improving Dynamic Characteristics of Loose Rotor System Based on TRIZ Theory

作　　者：田丹阳 李志农[1] 李云龙 TIAN Danyang;LI Zhinong;LI Yunlong

机构地区：[1]南昌航空大学无损检测技术教育部重点实验室,南昌330063 [2]广西大学机械工程学院,南宁530004

出　　处：《科技创新与应用》2023年第20期12-16,共5页Technology Innovation and Application

基　　金：科技部创新方法工作专项(2019IM010100);江西省高等学校教学改革研究课题(JXJX-21-8-31)。

摘　　要：转子系统在复杂工况下运转时很容易出现松动故障,为提高对盘轴松动转子系统动力学特性的研究,基于TRIZ理论对问题进行分析和求解,该文通过对系统进行组件分析、资源分析、功能模型图和因果分析,找出产生问题的根本原因,再使用最终理想解、九屏幕图、STC算子、技术矛盾与发明原理、物理矛盾与分离原理、物场模型及科学效应与知识库等工具对问题进行求解,为解决盘轴松动转子系统动力学可靠性问题提供创新设计方案。Loose faults are easy to occur when the rotor system is running under complex working conditions.In order to improve the study of the dynamic characteristics of the rotor system with loose spindles,the problem is analyzed and solved based on TRIZ theory.Through component analysis,resource analysis,functional model diagram and causal analysis of the system,the root cause of the problem is found.Then,the final ideal solution,nine-screen diagram,STC operator,technical contradiction and invention principle,physical contradiction and separation principle,matter field model,scientific effect and knowledge base are used to solve the problem,which provides an innovative design scheme for solving the dynamic reliability problem of disk shaft loose rotor system.

关 键 词：转子系统 TRIZ理论 盘轴松动 动力学特性 创新方法 

分 类 号：TH113.1[机械工程—机械设计及理论]