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- Secure of up-down prepping used stepping motor. 步进电机保证上下移动的精度。
- Design a sequence generator for the operation of a stepping motor. 设计一个控制步进电机工作的序列产生器。
- High effective stepping motor driven, high accuracy, quick speed. 高效的步进驱动,高精度、速度快。
- The Research of Controlling Stepping Motor to Improve. 利用单片机控制步进电机提高精度的研究。
- The instrument consists of four main systems: the mechanical rotating system, the stepping motor driving system, the torque measuring system and the computer control system. 该仪器主要由四部分组成:机械转动系统、步进电机细分电路驱动系统、力矩测量系统及计算机控制系统。
- Features: apply servo wire winding, step motor wire winding, automatic loading to tooling, automatic shearing and three phases finish in one time. 特点:采用伺服绕线,步进电机排线、自动推入工装、自动剪断,三相一次完成。
- A two wire SYSTEM then requires two twisted pair, and a four wire SYSTEM requires three twisted pair. 一个二线制系统两个双绞双绞线对,一个四线制系统需要三个双绞线对。
- INTEREST: 10000 PCS OF THREE PHASE FOUR WIRE LOW VOLTAGE KILO WATT HOUR METER (10/40) A. 我公司求购三相低压电表,有意者请与我们联系!
- The stepping motor of wire feeding is controlled by a pulsed current,which is output from the HSO.1 port of a 80C196KC single-chip microcomputer(SCM) and thus oscillating feeding of wire is realized. 通过改变焊接回路的电压反馈比例获得脉冲电压;利用给定电压调节短路电流;用80C196KC单片机的HSO.;1口产生脉冲波形控制送丝步进电机;形成脉动送丝方式。
- The stepping motor of wire feeding is controlled by a pulsed current, which is output from the HSO.1 port of a 80C196KC single-chip microcomputer(SCM) and thus oscillating feeding of wire is realized. 通过改变焊接回路的电压反馈比例获得脉冲电压,利用给定电压调节短路电流,用80C196KC单片机的HSO.;1口产生脉冲波形控制送丝步进电机,形成脉动送丝方式。
- It is widely interested how to construct an active power filter to suppress the harmonics in three phase four wire system. 三相四线制系统中如何使用有源电力滤波器来抑制线路中的谐波,这一问题越来越被人们所重视。
- The use of the four wire method and the photoelectric segregation technology raises the test precision and disturbance resistibility. 采用四线法和光隔技术,提高了测试精度和系统的抗干扰能力。
- A circuit arrangement for deriving a phantom circuit. In four wire circuits, the two wires associated with the "GO" channel form one "side circuit", and those associated with the "return" channel form another. 用来派生一个幻象电路的电路结构。在四线电路中,与“去程”通道相关联的两线就形成了一个“半边电路”, 而与“回程”通道相关联的两线构成了另一个“半边电路”。
- At the same time can work with the four nose, a rectangular box to complete a welding processing, computer control system, stepping motor bearings straight, vice imported components. 具有能同时工作的四个机头,可一次完成一个矩形框的焊接加工,计算机控制系统,步进电机直线轴承副采用进口元器件。
- At the same time the step motor's microstep control is introduced in detail. 试验结果表明,通过优化设计使得驱动器的动静态性能有了明显的改善。
- The crux of the matter in the machine tool numerical control system is the operating control of a stepping motor. 步进电动机的运动控制是机床数控系统的关键问题。
- This paper analyses the reason that neutral current is not zero when linear three phase system load connects to three phase four wire system source in Y connection. The resolution is also given. 分析了线性三相对称负载Y联接在对称三相四线制电源时 ;中线电流不为零的原因 ;并给出了解决的方法 .
- Auto-controller of liquid drop, use stepping motor control movement up and down. 液滴的自动控制装置,采用步进电极控制上下运动
- The practice showed that the performance of this system outdid the traditional stepping motor controller. 实践表明,系统性能优于传统的步进电机控制器。
- The method of mode search is taken to optimize a single-phase permanent magnet stepping motor with concavity structure. 利用模式搜索法对具体凹坑结构的单相微型永磁步进电动机进行了优化,并与传统方法设计的电机的性能进行了实验比较。