In this paper,an integrated estimation guidance and control(IEGC)system is designed based on the command filtered backstepping approach for circular field-of-view(FOV)strapdown missiles.The threedimensional integrated...In this paper,an integrated estimation guidance and control(IEGC)system is designed based on the command filtered backstepping approach for circular field-of-view(FOV)strapdown missiles.The threedimensional integrated estimation guidance and control nonlinear model with limited actuator deflection angle is established considering the seeker's FOV constraint.The boundary time-varying integral barrier Lyapunov function(IBLF)is employed in backstepping design to constrain the body line-of-sight(BLOS)in IEGC system to fit a circular FOV.Then,the nonlinear adaptive controller is designed to estimate the changing aerodynamic parameters.The generalized extended state observer(GESO)is designed to estimate the acceleration of the maneuvering targets and the unmatched time-varying disturbances for improving tracking accuracy.Furthermore,the command filters are used to solve the"differential expansion"problem during the backstepping design.The Lyapunov theory is used to prove the stability of the overall closed-loop IEGC system.Finally,the simulation results validate the integrated system's effectiveness,achieving high accuracy strikes against maneuvering targets.展开更多
随着工业自动化和远程控制需求的不断增长,电气自动化系统对高效、安全的通信技术提出了更高要求。设计并实现基于以太网通信技术的集成控制系统,通过应用虚拟局域网(Virtual Local Area Network,VLAN)、快速生成树协议(Rapid Spanning ...随着工业自动化和远程控制需求的不断增长,电气自动化系统对高效、安全的通信技术提出了更高要求。设计并实现基于以太网通信技术的集成控制系统,通过应用虚拟局域网(Virtual Local Area Network,VLAN)、快速生成树协议(Rapid Spanning Tree Protocol,RSTP)、虚拟扩展本地局域网(Visual eXtensible Local Area Network,VXLAN)等技术,构建低延迟、高容错的系统架构,提升了远程控制和数据同步的稳定性。实验表明,该系统在不同负载和带宽条件下均能实现高效、实时的数据传输,具有广阔的应用前景。展开更多
文摘In this paper,an integrated estimation guidance and control(IEGC)system is designed based on the command filtered backstepping approach for circular field-of-view(FOV)strapdown missiles.The threedimensional integrated estimation guidance and control nonlinear model with limited actuator deflection angle is established considering the seeker's FOV constraint.The boundary time-varying integral barrier Lyapunov function(IBLF)is employed in backstepping design to constrain the body line-of-sight(BLOS)in IEGC system to fit a circular FOV.Then,the nonlinear adaptive controller is designed to estimate the changing aerodynamic parameters.The generalized extended state observer(GESO)is designed to estimate the acceleration of the maneuvering targets and the unmatched time-varying disturbances for improving tracking accuracy.Furthermore,the command filters are used to solve the"differential expansion"problem during the backstepping design.The Lyapunov theory is used to prove the stability of the overall closed-loop IEGC system.Finally,the simulation results validate the integrated system's effectiveness,achieving high accuracy strikes against maneuvering targets.
文摘随着工业自动化和远程控制需求的不断增长,电气自动化系统对高效、安全的通信技术提出了更高要求。设计并实现基于以太网通信技术的集成控制系统,通过应用虚拟局域网(Virtual Local Area Network,VLAN)、快速生成树协议(Rapid Spanning Tree Protocol,RSTP)、虚拟扩展本地局域网(Visual eXtensible Local Area Network,VXLAN)等技术,构建低延迟、高容错的系统架构,提升了远程控制和数据同步的稳定性。实验表明,该系统在不同负载和带宽条件下均能实现高效、实时的数据传输,具有广阔的应用前景。
