TRIZ理论在高速滚动轴承动力学建模中的应用

运用TRIZ创新理论将高速滚动轴承动力学建模问题转化为TRIZ中的问题模型,根据创新方法的功能组件分析、系统资源分析、系统功能模型分析和因果分析,对问题进行分析和分解,查找问题出现的根本原因。应用TRIZ理论的理想化最终解、九屏幕图、尺度-时间-成本算子、物场模型、技术矛盾和物理矛盾及科学效应与知识库等工具为解决高速滚动轴承动力学特性可靠度问题提供创新方案。最后利用评价方法对方案的技术可行性进行分析,为应用TRIZ创新理论解决工程实际问题提供全流程范例。

The dynamic modeling problem of high-speed rolling bearing is transformed into the problem model in TRIZ by using TRIZ Innovation Theory.According to the functional component analysis,system resource analysis,system function model analysis and causal analysis of the innovative method,the problem is analyzed and decomposed to find out the root cause of the problem.The idealized final solution of TRIZ Theory,nine-screen diagram,scale-time-cost operator,material field model,technical and physical contradictions,scientific effect and knowledge base are applied to provide an innovative scheme to solve the reliability problem of dynamic characteristics of high-speed rolling bearings.Finally,the technical feasibility of the scheme is analyzed using the evaluation method,which provides an example of the whole process for the application of TRIZ innovation theory to solve practical engineering problems.