Tension is adjusted by stepless speed adjusting.
无级调速调整张力。
The transmission system is in type of DC motor full-digital speed adjusting.
传动系统采用直流电机全数字式调速。
The transmission system is in type of DC motor fully-digital speed adjusting.
传动系统采用直流电机全数字式调速。
GC0618-1-D1 is used with electric speed adjusting motor and micro control box for thread trimming.
D1采用电子调速电机及微电脑控制自动剪线机构，具有自动剪线功能。
This technique is available for the synchro drive and those which need high precision of speed adjusting.
此技术适用于同步传动和调速精度要求很高的方面。
Experimental results show that the system are reasonable designed and can achieve good speed adjusting performance.
试验结果表明该系统设计合理，具有良好的调速性能。
How to use PLC in speed adjusting water supply control system to solve the problem of water supply in a pile is researched.
研究了可编程控制器PLC如何用于调速供水控制系统，以解决高层建筑供水问题。
The speed adjusting system consisting of SCC, KB, LED display and speed coder is tested and excellent performance is achieved.
配以单片机、键盘、LED显示器及转速编码器，构成闭环调速系统。经过实际测试，取得了很好的效果。
A DMC controller was designed based on DMC algorithm to improve the dynamic performances of DC motor's speed adjusting system.
根据DMC算法设计DMC控制器，以提高直流调速系统的动态性能。
In high precision variable frequency speed adjusting system, system's performances are guaranteed by accurate motor parameters.
在高精度变频调速系统中，准确的电动机参数是系统性能的保证。
To introduce the application of electric soft starter to wet wire drawing machine which need not speed adjusting during running.
介绍电子软启动器在不需调速的水箱拉丝机中的应用。
The parameter test of DC speed adjusting device is the prime method for ensuring the product quality and reducing breakdown ratio.
直流调速装置的参数测试是保证产品质量、降低故障率的根本措施。
Utilizing speed adjusting function of the frequency converter, the system has high operation efficiency and less time to adjustability.
采用变频调速器，系统调节的操作效率更高、响应时间更短。
The controller of the DC motor speed adjusting system is developed, which is based on ITAE optimum control theory combined with PI control.
提出了一种用于直流电机调速系统的控制器设计方法，该方法主要基于ITAE最优控制理论，并结合PI控制。
Micro motor adopted for electric control system adjusts speed by stepless speed adjusting mode to meet the requirements of various workpiece.
传送部分采用进口微型马达，用无级调速的方式调整速度，以适应不同工件的不同要求。
THE device of EUROTHERN 590 DC speed adjusting with its parameter setting, internal system configuration is introduced in detail in this paper.
本文重点介绍了欧陆590直流调速装置和参数设置、内部系统组态以及如何用欧陆590设计组成造纸机分部传动系统。
It adopts axle center type gas top, AC frequency speed adjusting, frequency conversion, DC direct current speed adjusting and electromagnetic braking.
为轴心式气顶、AC变频调速变频刹车DC直流调速、电磁制动。
The AC servo system of FANUC 11 series is a AC-DC-AC conversion frequency speed adjusting system, which use PWM as the speed-adjusting control method.
FANUC一11型交一直一交频调速系统，调速的控制方法为脉冲宽度调制(pwm)法。
This paper introduces the vector control strategy, and puts forward an alternative current speed adjusting system with vector control based on TMS320LF2407.
介绍了交流电机矢量控制策略，提出了一种基于TMS320 LF 2407的矢量控制交流调速系统。
The frequency change and speed adjusting has become the backbone of modern electrical transmission and it is the necessary technics of modern chemical fibre industry.
变频调速技术已成现代电气传动的中枢，也是现代化纤行业必备的工艺技术。
The direct torque control for permanent magnet synchronous motor is affected by the variation of stator resistance, and consequently the accuracy of speed adjusting system.
永磁同步电机直接转矩控制受定子电阻变化影响，进而影响调速系统的精度。
The system is a experiment , so use more micro-sensors about asynchronous motor, Programmable Logic Controller PLC, D/A transducer and variable frequency and speed adjusting.
该系统是一个实验型的设计，所以主要运用的元件是异步电动机、可编程控制器PLC、D/A转换器和变频器等微型 元件。
This paper studies a DC double closed loop digital PWM speed adjusting system controlled by 8098 single chip computer to explore the feasibility for the middle or small power motors.
对8098单片机控制的全数字直流双闭环pwm调速系统进行了研究，探讨了该系统在中小型功率直流电机上应有的可行性。
The speed adjusting system with field weakening with voltage feedforward, current closed negative feedback and speed closed loop was designed by adopting digital signal processor (DSP).
采用数字信号处理器（DSP）控制器，设计了具有电压前馈和电流截止负反馈的转速闭环弱磁调速系统。
The practices show that it achieves the goal of raising performance and saving energy by applying variable frequency speed adjusting. The economic and comprehensive benefits are noticeable.
实践表明，收尘排风机控制系统采用变频调速后，达到了提高系统性能和节能的目的，其经济效益和综合效益显著。
The drive structure is simple, the speed adjusting is convenient, the knife withdrawing speed is fast, hand motion is not needed, and the knife withdrawing spring is not easy to be damaged.
它传动结构简单，调速方便；退刀速度快，不需手动，退刀弹簧不易损坏。
Furthermore, different polygonal flux linkage locus's fluent switching point is also found, which overcomes the motor 'switching failure and improves the speed adjusting dynamic performance.
并找出了不同磁链轨迹间的平滑切换点，解决了切换时的电动机失步问题，提高了系统转速调节的动态性能。
Applying interactive interface, PLC and full digital DC speed adjusting system to update old mechanical closer that use gearbox Settings to change the layer of wire rope and the speed of cage.
介绍了应用人机对话技术、PLC和全数字直流调速器，对依靠调整减速箱挡位来设定钢丝绳生产捻距和筐篮转速的老式机械传动的合绳机进行改造。
Applying interactive interface, PLC and full digital DC speed adjusting system to update old mechanical closer that use gearbox Settings to change the layer of wire rope and the speed of cage.
介绍了应用人机对话技术、PLC和全数字直流调速器，对依靠调整减速箱挡位来设定钢丝绳生产捻距和筐篮转速的老式机械传动的合绳机进行改造。
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