The test system uses an AC drive system which provides direct coupled input to the test item.
该系统使用一个交流驱动系统用于向测试对象提供直接耦合输入。
ZAK system of direct drive mechanism.
直驱式驱动机构的ZAK系统。
The paper presents the control structure of a non_circular machining system which is based on linear motor direct feed drive.
分析了以直线电机直接驱动下的高频响伺服刀架为核心的非圆截面加工系统的控制结构；
The dissertation mainly discusses the servo stiffness of direct drive NC rotary table servo system.
本文主要研究了直接驱动永磁同步电机转台系统的伺服刚度问题。
A global sliding model variable structure control scheme based on artificial neuron compensation for a direct drive AC permanent magnet linear servo system are presented in this paper.
针对直接驱动的交流永磁直线伺服系统，提出一种基于神经元补偿控制的全程滑模变结构控制策略。
Another recent innovation is their precision direct-drive technology for their 12-inch prober, the EG6000, which allows this system to achieve the highest accuracy available today.
另一个最新发明是针对12英寸探针台eg6000而生的精密的直接驱动技术，该技术让这一设备达到了同系列产品现今可达到的最高精确性。
The direct self control was proposed to brushless DC motor drive system.
将直接自控制方案应用于无刷直流电机的调速系统中。
A prototype system of the linear motor applied in the direct drive dynamic focus module is developed.
研制了直线电机直接驱动动态聚焦模块试验样机系统。
Direct drive - the choice for longer tracks and sophisticated tasks. This system comes with PLC controller and frequency inverter; it gets the power from conductors or on request via conductor chain.
直接传动-长轨道、高要求应用、系统由PLC和变频器组成，传动力来源于内部发生器或发生链。
In this paper, the research object is the position controller of a permanent magnet linear motor direct drive feed servo system.
本论文以超精密机床用永磁同步直线电机驱动进给伺服系统位置控制器为研究对象。
The direct drive feed system by linear motors is an ideal solution to realize the high-speed system.
直线电机驱动的进给系统是实现数控机床进给高速化的新形式。
This paper investigates the application of quantitative feedback theory (QFT) to high speed linear motor direct-drive X-Y table positioning system.
研究定量反馈理论(QFT)在高速直线电机直接驱动平面运动定位系统控制中的应用问题。
A new design method of speed sensor less direct self control AC induction motor drive system is presented.
提出了一种基于直接转矩控制理论的无速度传感器交流调速系统的设计方法。
Based on the principle of the direct torque control, the novel identification method of induction motor speed using neural network in a speed-less sensor AC drive system was presented.
根据异步电动机直接转矩控制原理，提出了采用人工神经元网络速度辨识方法去实现无速度传感器的交流调速控制系统。
An excitation control circuit tor direct current drive system of large power shovel has been designed.
本文设计了大型挖掘机直流传动系统的激磁调节电路。
It analyzes and compares the direct current motor drive system and AC motor drive system and includes the theory of motor running, at last we bring forward some solutions to control the torque.
对直流电机驱动系统和交流电机驱动系统进行了分析对比，并根据电机运行原理，提出了几种转距控制方案。
This paper presents a sliding mode variable structure control (SMVSC) method based on fuzzy self-learning for a direct-drive AC Lin ear servo system.
针对直接驱动直线式交流伺服系统，提出了一种基于模糊自学习的滑模变结构控制方案。
A speed regulation method with auto disturbance rejection controller (ADRC) for a linear direct-drive AC servo system is presented.
设计了一种基于自抗扰控制原理的永磁直线电动机调速系统。
Finally, it points out the application prospect of direct-drive wind power system after comparing to the others synthetically.
通过综合比较，指出了直驱式风力发电系统的应用前景。
It is demonstrated that direct drive electro-hydraulic servo system can replace the traditional electro-hydraulic servo system in the low frequency response.
结果表明，在频响不高的场合直驱式电液伺服装置完全可替代传统的电液伺服装置。
According to the performance requirement of the ultra-precision machine feed drive servo system and the characteristic of "direct drive", the control structure is designed.
并根据高速机床进给系统伺服性能的要求和直接驱动的特点，搭建直线电机控制系统平台。
The actualization method of the direct drive electro-hydraulic servo system was introduced, and the mathematic model of the system was built.
介绍了直驱式电液伺服系统的实现方案，并建立了系统的数学模型。
But at the same time it adds the difficulties in the aspect of the electrical control, because linear servo system run-time needs of direct drive method.
但同时直线伺服系统运行时直接驱动负载，从而增加了进给伺服系统的控制难度。
The components of direct drive wind power converter control system, grid side and machine side converter control strategy is given in this paper.
本文首先简要介绍了直驱风力发电变流控制系统的组成、网侧和机侧变流器的控制策略。
The carrier phase shift technique based parallel back-to-back PWM converter is used on the direct-drive wind power system, with a switching frequency as low as 1 kHz.
直驱型风力发电系统需要全功率变流器，在现有器件功率水平以及开关频率等诸多因素制约下，变流器直接并联的方式具备结构简单、模块化设计、易扩展的优点。
A wind turbine is directly connected to a generator in the direct-drive wind power generation system to improve efficiency and reliability.
直驱式风力发电系统使风力机与发电机之间直接相连，提高系统效率和可靠性。
The electrical drive system performance was improved using a model of the direct-axis magnetizing flux linkage space-phasor to develop a vector control scheme for the 12-phase synchronous motor.
为了提高舰船综合电力推进系统的性能，推导了十二相同步电动机直轴气隙磁链观测器的模型，籍此构建了十二相同步电动机矢量控制方案。
A new type of double cylinders synchronous system driven by a direct drive electro-hydraulic actuator is put forward in this paper.
提出了一种采用直驱式电液执行器实现双缸同步驱动的液压系统。
The subject of this thesis is permanent-magnet direct-drive wind power generation system, it is connected with power grid by dual-PWM converter.
本文的研究对象为永磁直驱风力发电系统，与电网的连接方式为双pw M变频器。
The subject of this thesis is permanent-magnet direct-drive wind power generation system, it is connected with power grid by dual-PWM converter.
本文的研究对象为永磁直驱风力发电系统，与电网的连接方式为双pw M变频器。
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