Fast Tool Servo Turning Techniques of Parts with Complex Shape and Structure 复杂面形/结构零件的快速伺服车削技术
Improvement of Servo System Performance by Using Nonlinear Control Techniques 利用非线性控制技术改善伺服系统的性能
Based on Market Economy, Hastening the Growth of Servo Loading Control Techniques of China 立足市场经济加速我国力伺服控制技术的发展
Research on Servo Control Techniques for Ultra-precision Machine 超精密机床伺服控制技术研究
During the research of the electro-hydraulic servo cylinder with MR sensor, the author considered that the manufacture techniques of the piston rod is the crucial step of whether the electro-hydraulic servo cylinder with MR sensor can be integrated. 在对带MR位移传感器的研究过程中,对起磁标尺作用的活塞杆及其加工工艺的研究是关系到MR传感器能否与电液伺服液压缸进行集成的关键所在。
Servo control techniques have been developed to exploit the high efficiency and extremely fast dynamic response capability of permanent-magnet synchronous motors. 永磁同步电机因其高效率和优秀的动态响应性能,大大加快了伺服控制技术的发展。
High speed NC machine technology including high speed spindle controller, quick response servo system, high speed and high accuracy computer control system, mechanical structure of the machine tools and other auxiliary techniques are introduced. 介绍了包括高速主轴控制器、快速响应的伺服系统、高速高精度计算机控制系统、机床机械结构、高速机床其他辅助技术在内的高速数控机床技术。
The structure and principle of the GMM actuator and the new nozzle flapper servo valve with GMA are presented; its features and key techniques such as temperature compensation, pre-pressure exertion and bias magnetic excitation are discussed, and the dynamic mathematic model is established; 提出基于GMA喷嘴挡板伺服阀的新结构,研制了GMM电-机械转换器及其喷嘴挡板伺服阀,分析其结构特点与需要解决的关键技术,建立动态数学模型。
All digital electromechanical missile actuators servo system is studied in this paper, in which the high quality Digital Signal Processor ( DSP) and Pulse Width Modulation ( PWM) techniques are used to realize the centralized control of four permanent magnet brushless DC motors ( BLDCM). 本文研究了新型全数字导弹电动舵机伺服控制系统的设计问题,该系统使用了高性能数字信号处理器(DSP)和脉宽调制(PWM)技术实现四台无刷直流电机(BLDCM)的集中控制。
The main content of this article include the research of motion characteristics of feeding mechanism, the research of servo control and tracking control techniques of feeding systems, and contour error control techniques of multi-axis motion. 课题研究的主要内容包括:超精密机床进给机构的运动特性研究,进给系统的伺服控制技术和跟踪控制技术研究,两轴联动轮廓误差控制技术研究等。
The paper presented a plan of two-dimensional servo four color pattern identification, and its boundary treatment techniques, which has overcome the above defects. 为此,提出了二维伺服四色识图原理及边界处理技术,克服了上述不足。
To improve the trace precision of the servo system in some tracking set, the text adopts the computer aided control techniques based on digital forecast and filter. 本文以提高某跟踪装置的伺服系统的跟踪精度为主要目标,采取了基于数字预测和滤波的计算机辅助控制技术。
The other is of capstan. To produce servo controlling signal, frequency splitting, sampling and retaining, and pulse duration modulating are decisive techniques. 在录像机伺服控制过程中,信号分频、取样保持和脉宽调制占据主导地位,信号分频直接影响取样精度,而取样脉冲经脉宽调制后的方波信号作为反馈电压直接控制电机。
Research on Servo Motion and Tool Compensation in Electrical Discharge Milling Based on Intelligent Control Techniques 电火花铣削加工中伺服运动及工具补偿智能控制技术的研究
Phase-locked Servo Techniques and its Application in CNC Machine Tool 锁相伺服技术及其在CNC机床中的应用
Emphasis is put on high precision servo techniques employed in optical disk driver, including the optical methods of error detection, the actuators in the close loop servo method, and the control systems. 文中着重介绍光盘信息阅读机中采用的高精度伺服技术,包括误差检测的光学方法,闭环伺服的执行元件及控制部分。
New Developments of Radar Servo Control Techniques 雷达伺服控制技术的新发展
Servo system combines the electrical motor theories with the modern power electronics techniques, sensor techniques, microprocessor techniques and advanced control theories. 伺服系统是电机制造技术、检测技术、电力电子技术、微处理器技术和现代控制技术相结合的产物。
In this paper, the servo drive system adopts both SVPWM and speed sensorless vector control techniques are discussed in detail and the traditional sliding-mode observer for position has been improved. 本文对永磁同步电机伺服驱动系统采用的SVPWM理论和无速度传感器矢量控制技术做了详细论述,对传统的滑模位置观测器做了改进。