The first one analyzed composing and working principal about low speed control system of principal axis.
第一部分，对主轴低速控制系统的构成及工作原理进行分析。
The whole control system is digital integration, the speed of all kinds of protective actions is fast, the fault rate of the complete machine is low and the lifetime is long.
整个控制系统均为数字集成化，各种保护动作速度快，整机的故障率低，寿命长。
Speed regulation system using cascade control method with thyristor is a low-cost system, but the classic system has some shortages, such as low power factor, serious harmonic pollution and etc.
晶闸管串级调速系统是一种廉价、简易的调速系统，但是传统串调系统存在着诸如功率因数低、谐波污染严重等弊端。
In this dissertation a new type of embedded temperature control system of the greenhouse is designed. High precision, fast sampling and response speed, low power consumption are the goals.
本文设计的是一种新型的温室的嵌入式温度控制系统，以高精度，快速的采集和响应速度，低功耗为目标。
The card is simple in structure and it can be used in the control system with low speed but requiring high reliability.
这种转换卡结构简单，可以应用在对可靠性要求高而速率要求不高的控制系统中。
Constituted the speed closed-loop system with the speed feedback, used the low pass filter method to reduce the error, so the overall system control performance is advanced.
利用计算出来的速度反馈构成了速度闭环系统，并采用低通滤波方法减小误差，同时应用了零矢量调制控制法减小转矩脉动，提高了整个系统的控制性能。
The difficult problem of the automatization of measurement and CDntrol in the large low speed wind tunnel is an automatization of large power system and large Angle control system.
大型低速风洞测控自动化的难点是大型动力系统的自动化和大型变角控制系统的自动化。
A fuzzy serve system which has strong disturbance resisting ability for extremely low speed system is designed by using fuzzy control theory.
利用模糊控制原理设计了一个具有较强抗扰动能力的模糊伺服系统。
Ac asynchronous motor closed circuit vector's control system with former microprocessor is characterized by low speed and inaccuracy.
传统的微处理器对交流异步电机矢量控制，存在着速度和精度的缺陷。
The traditional direct torque control system has existed large torque fluctuation, poor performance of low speed region, inconstant switch frequency, etc.
传统的直接转矩控制存在着转矩脉动大，低速性能差、开关频率不固定等问题。
Another kind of the voltage control mode, through the high and low voltage on motor speed control, motor feedback signal through the drive to the numerical control system feedback position control.
另一种采用电压控制方式，通过电压的高低进行电机的转速控制，电机的反馈信号通过驱动器反馈到数控系统进行位置控制。
The tester, a kind of civil low speed wind tunnel in nature, consists of wind generator, test platform and control system.
沥青瓦抗风性试验仪由风源、试验平台和控制系统三大部分组成，它是一种民用开式低速风洞。
The article puts forward a control strategy based on the speed control that in the low speed circumstance, the system works under the pure electric mode.
在本文中提出了一种以转速控制策略为基本规则的控制策略，在低速状态下主要以纯电动模式进行工作。
In a direct torque fuzzy control system of electric vehicle, when the voltage model is used as stator flux observer, the system's low speed performance becomes poor.
电动汽车直接转矩模糊控制系统中，定子磁链观测器采用电压模型时，系统低速性能变差。
32 bits high speed and characteristics, Multi-task Controlling System and DSP high-speed, high-precision interpolation control technology, to increase stability and high speed with low noise.
采用32位高性能CPU，运用实时多任务控制技术和DSP高速、高精度插补控制技术，工作时高稳定性，高速运行，低噪音。
This high speed broadband network can be used in multimedia industrial control system with high reliability and low cost, and fit for transporting multimedia signals.
结果表明该网络适用于多媒体工业监控系统，可靠性高，成本低，可满足多媒体信号的传输。
The optimized control system for engine speed of a hybrid electric vehicle is the key to keeping as low as possible fuel consumption and vehicle emission.
在混合动力电动汽车中发动机转速的优化控制是降低油耗、减少排放的关键。
In low speed, stator resistance directly affects the performance of stator flux oriented control system.
在低速时，定子电阻对定子磁场定向控制影响较大。
The stator resistance of asynchronism electromotor in direct torque control system, is a variable value which influence the low speed performance of the system.
在直接转矩控制系统中，异步电动机定子电阻为一变化值，从而影响了控制系统的低速性能。
This paper introduces composition of the kind of control system of model gesture in low speed wind-tunnel.
主要介绍了一种低速风洞模型姿态控制系统的组成。
However, there are still some problems in the system needed to be solved such as low speed and manual control.
针对该系统存在的数据下载速度慢，依赖人工操作等缺陷，提出了解决问题的思路。
SCM control of permanent magnet brushless DC motor speed control system applicable to electric bicycles, and other low-power work.
摘要单片机控制的永磁无刷直流电动机调速系统适用于电动自行车等小功率的工作情况。
SCM control of permanent magnet brushless DC motor speed control system applicable to electric bicycles, and other low-power work.
摘要单片机控制的永磁无刷直流电动机调速系统适用于电动自行车等小功率的工作情况。
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