基于蒙特卡洛的输送机电液伺服系统动态特性分析  

Dynamic characteristic analysis of electro hydraulic servo system of conveyor based on Monte Carlo

作　　者：淮妮[1] Huai Ni(College of Mechanical Electrical,Xianyang Vocational Technical College,Xi’an 712000,China)

机构地区：[1]咸阳职业技术学院,西安712000

出　　处：《国外电子测量技术》2021年第4期6-9,共4页Foreign Electronic Measurement Technology

摘　　要：输送机电液伺服系统具有强耦合机械特性,针对非稳定运行工况下大型输送机动态性能分析复杂且动态响应迟滞的问题。在输送机系统结构和电液伺服系统动态模型基础上,对电液伺服系统相关部件进行离散特性分析,利用AMESim与Simulink建模仿真平台构建了输送机电液伺服系统的动态模型,通过蒙特卡洛工具箱对其动态特性进行分析,运用滑模变结构对系统动态特性进行优化。在不同工况下进行仿真试验,试验结果表明,采用蒙特卡洛分析方法和滑模控制提高了输送机电液伺服系统的动态响应和稳定性。The electro-hydraulic servo system of Conveyor has strong coupling mechanical characteristics,Aiming at the problem of complex dynamic performance analysis and dynamic response hysteresis of large conveyor under unstable operation conditions.Based on the structure of conveyor system and the dynamic model of electro-hydraulic servo system,analyzing the discrete characteristics of relevant components of electro-hydraulic servo system,The dynamic model of electro-hydraulic servo system of conveyor is constructed by AMESim and Simulink modeling simulation platform,Using Monte Carlo toolbox to analysis the dynamic characteristics,dynamic characteristics of the system are optimized by sliding mode variable structure algorithm,The simulation testing is carried out under different working conditions.The experimental results show that the dynamic response and stability with the electro-hydraulic servo system of the conveyor are improved by Monte Carlo analysis method and sliding mode control.

关 键 词：输送机 电液伺服系统 机械特性 动态响应 蒙特卡洛 滑模控制 

分 类 号：TH112[机械工程—机械设计及理论]