Step motor control, by pulse by changing the order of electricity can change the motor rotation direction, change the pulse frequency can change the motor rotation speed.
步进电机受脉冲的控制，通过改变通电的顺序可改变电机的旋转方向，改变脉冲的频率可改变电机的旋转速度。
In order to meet the screw air compressor operation of the energy saving, there must be an efficient change speed motor drive.
为了满足螺杆空压机运行中的节能，必须有一种高效率变转速的驱动电机。
Stepping motor control by pulse, by changing the order of power to change the direction of rotation motor, change the pulse frequency may change the motor rotation speed.
步进电机受脉冲的控制，通过改变通电的顺序可改变电机的旋转方向，改变脉冲的频率可改变电机的旋转速度。
With the compressor in part, motor load can change speed, with gas and still maintain a high efficiency;
当空压机处于部分负载时，电机能随气量改变转速，并仍保持高的效率；
It allows motor running stop up and torsion control easily. In the torsion measuring, it can reduce additive error due to rotational speed change.
它具有控制简便、允许电机堵转，并能在扭矩测量时减少因转速变化引起的附加误差。
The fuzzy logic controller designed in this study determines the required angular used in the DC chopper control based on motor speed error and its change.
设计的模糊控制器以电机的转速偏差及转速偏差率为输入，输出量用于控制斩波调速时的导通角。
The automatic production system is computerized by the central computer and frequency modulation and motor speed change are made by front-end control CARDS.
基于计算机控制的楞纸板自动生产系统，以主控计算机为自动控制核心，通过前端控制卡，实现了对变频器进行调节，和对电动机调速。
This variable speed switch reluctance motor drive can change the forming equipment to be simple in structure, reliable in working, and content in numerical control.
证明开关磁阻调速可使成形设备结构简单，运行可靠，满足数字化控制的需求。
Its operation adopts touching screen to set parameters. The walking speed of disc is controlled according to the current change of main motor to realize the analog manual operation.
锯片行走速度的控制，参照模糊模拟控制理论，依据主机电流的变化，模拟人工操作实现。
In addition, this paper also simply analyzes the control of speed change of the stepping motor.
另外，对步进电机的变速控制也作了简要分析。
V-belt automatic stepless gear system is widely used for motor scooters. Stepless speed change varies with different types of V-belt automatic stepless systems.
摩托车V带自动无级变速系统广泛用于坐式摩托车上，不同形式的V带自动无级变速系统实现自动无级变速的具体结构型式是不同的。
How to change the motor speed according to different load is a very important study subject in power electronics.
针对以电机牵引以及驱动系统的调速问题，长久以来一直是电力电子学科中的重要课题。
The servo motor system used for raising and lowering the horizontal seal bar increases packaging speed, and enables easy change of the pouch length with the simple input of numeric data.
横向热封刀的下下驱动采用伺服电机控制，可以提高包装能力。另外，通过数据设定方便地完成袋长的变更。
The straight advance rotary shaft (105) of a straight advance HST system speed change mechanism (35) is associated with an electric motor (170) through a link mechanism (171).
通过连接机构(171)把电动马达(170)与直进用hst式变速机构(35)的直进用转动轴(105)关联安装。
The controller can control many step-motor systems in the meantime, and made motor run in multi-curve including speed-up, speed-down, orientation and direction's change.
该控制器可同时控制多台步进电机按曲线方式运行，包括加减速、定位及换向功能等。
The controller can control many step-motor systems in the meantime, and made motor run in multi-curve including speed-up, speed-down, orientation and direction's change.
该控制器可同时控制多台步进电机按曲线方式运行，包括加减速、定位及换向功能等。
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