Nowadays , because of the increasing requirements of control precision and dynamic characters of missile system the traditional analog servo controller cannot meet the needs , while the digital controller offers an effective resolvent 近年来,随着导弹系统对控制精度和动态特性要求的不断提高,传统的模拟伺服控制器逐渐难以满足设计要求,而数字控制器则提供了有效的解决方案。
This paper studies an ac servo system with the permanent magnet synchronous motor ( pmsm ) as the executive component . the disadvantages of the conventional methods of ac servo system are demonstrated by computer simulation and by analyzing the mathematical models of the pmsm and the vector decoupling control strategy . then , an improved double - pi combined with variable structure servo controller is proposed 通过对永磁同步电动机的数学模型和矢量解耦控制策略的理论分析,以及基于双pi结合单p位置调节的伺服系统的仿真实验,揭示出经典的伺服控制方法的缺陷,并提出了一种改进的双pi结合变结构的三闭环调节的伺服控制器设计方案。
The product of ac servo motor and drives are selected as the controlled object , pc acted as the servo controller , both of them was connected with a interface board for position control . the equipment was so flexible that any servo control algorithm can be realized by the program in the computer 选用产品化的交流伺服电动机及其驱动器作为控制对象,以上位计算机作为伺服控制器,并研制了一个位控接口模板将二者联系起来,从而构成灵活的伺服控制系统,各种控制算法均可通过微机中的软件编程来实现。
Electric - pneumatic servo system can realize multipoint positioning control and speed regulating easily . but now this system mostly depends on traditional hardware construction then only can apply a solid control arithmetic and it impacts the servo control system ’ s performance . so there are only a few commercially available servo controllers suitable for it , which prevents it from being accepted widely by industry 电-气伺服控制系统则能非常方便地实现多点无级定位和无级调速,但目前这种系统大都基于传统的硬件结构,只能采用固定的控制算法,影响了伺服控制系统性能的发挥,因此在工业上还很少有这方面实用化的产品。
Finally , according to the above theoretical results and the obtained corresponding servo controller , the servo control system is concretely realized and debugged . the experimental results of the target ' s real - value measurement equipment prove the effectiveness and feasibility of these methods . every index of the system meets or surpassed the performance requirements 根据前述的理论研究结果以及得到的相应控制器,进行机(舰)载目标真值测量设备伺服系统的具体实现和调试,实验结果验证了方法的有效性和可行性,各项指标均达到或超过了系统的指标要求。
The forerunner of teco sa was taian electric , which was founded in march 1969 and merged with teco in oct 2003 . ever since its establishment , sa never stops making contribution towards the industrial automation technology . sas products include ac dc motor controls , molded - case circuit breakers , high low voltage electric material , engines , generators , switchgears , ac dc frequency inverters , programmable logic controllers and servo controllers 电控事业部的前身为台安电机,自1969年3月创立至2003年10月与东元合并迄今,一直秉持着稳健踏实的态度,以电磁开关无熔线断路器高中低压配电器材引擎发电机组配电盘变频器可程式控制器及伺服控制器等产品,为工业发展奉献心力,满足最基础的用电安全,并提供整体性的自动化服务,符合节约能源的世界性潮流。
The work theory , structure , work state and control of linear motor is analyzed . the use and rebuilding of servo controller and variable frequency adjustable speed of permanent magnet synchronous motor ( pmsm ) is presented . the theory and use of hall sensor is introduced . the obtainment approach of transform matrix coefficient is given 分析了作为驱动装置的直线电机的工作原理、结构、工作状态以及对它的控制。对控制器的使用和改造以及同步电机的变频调速作了阐述。对位置传感器(霍尔传感器)的原理和使用做了说明。
One important problem is the design of advanced motion servo controllers in the presence of disturbance , nonlinearities and unmodeled dynamics , the other is the monitoring of high - speed machining process and the machining state of cnc systems . this dissertation focuses on the high performance motion control algorithms and their implementation on the cnc system . according to the idea of synthesizing the error avoidance and error compensation to research , the dissertation is consist of two parts which are servo controller design theory and online error compensation theory 针对高性能数控系统研究现状中面临的两大挑战问题: ( 1 )在存在扰动、非线性、模型和参数不确定性的情况下设计高性能的伺服控制器; ( 2 )高速加工过程和数控加工状态的监控,本文系统地研究了高性能运动控制在数控系统中的应用,按照误差避免和误差补偿两条主线进行综合研究,从而可将本文分为两大模块;伺服控制器设计理论和实时误差补偿理论。
With the design and realization of the servo system of the airborne ( shipborne ) target ' s real - value measurement equipment as the background , and with a view to the especial problems which have to be faced with in servo control system ( that is the bad condition , contradiction between the weight and the power and the disturbance of the carrier ) , it is difficult to reach the high stabilization precision and the tracking precision by traditional control technique , so by means of refer to a great deal of references and base on the summary of the domestic and overseas designing schemes , control technique adapted to the airborne ( shipborne ) equipment is brought forward . theoretical analysis and researches are presented in this dissertation and are applied to the practical design and realization of the airborne ( shipborne ) real - value measurement servo controller 本文以某工程研制项目机(舰)载目标真值测量设备的伺服系统研究和实现为依托,着眼于机(舰)载测量设备伺服系统所必须面对的与陆基设备相比的特殊问题(即环境条件更为恶劣、体积和功耗的矛盾及载体扰动带来的精度降低等) ,提出传统的控制方法难以使系统达到高的稳定精度和跟踪精度,因此,通过查阅大量的国内外文献及总结了国内外光电稳定与跟踪系统设计方案的基础上,提出了适用于机(舰)载伺服系统的控制方法,从理论上进行了分析和研究,并将之应用到具体的研究与实现中。
The design and simulation of the servo controller had been researched based on the optical track device for lunar rover made by dept . of astronautics engineering of hit . the main research are following : firstly , according to performance requirements , the control scheme is determined , and the control model are selected after analyzing the steady and dynamic characteristic . and the control equation are obtained 首先根据系统的性能指标要求,在分析了系统的稳态和动态性能的基础上,确定了系统的控制方案,建立伺服控制系统各环节的数学模型,对视觉平台的控制方程进行了简化处理,消除了方位轴和俯仰轴之间的力矩耦合,得到了相互独立的方位轴和俯仰轴的控制方程。