高频脉冲宽度调制电力控制系统,可以实现用半导体开关。
High frequency pulse width modulation power control systems can be realized using semiconductor switches.
步进电机可直接接收脉冲信号的控制,适合于数字控制系统。
Stepping motor can be controlled by pulse signal and applies to digital control system.
介绍了一种利用低压脉冲反射法测定电缆断点位置的方法,并采用89c52单片机建立了控制系统。
The paper introduced a method that can locate the position of cable breaking point by using the reflection of low pressure impulse, and set up a control system through 89c52.
脉冲幅度调制波(PAM)是脉冲调制的一种形式,在通信和控制系统中得到广泛应用。
Pulse amplitude modulation (PAM) is one form of the ways, in which it is widely used in the system of communication and control.
本文介绍了在激光加工中,采用单片机构成激光脉冲能量的测量与控制系统。
This paper presents the laser pulse energy measuring and controlling system using single chip computer in laser machining.
采样控制系统中,所处理的信号是连续时间信号经采样后所得到的脉冲序列。
In the control system of sampling, signal to be dealt with is the pulse sequence after sampling from the continuous time signals.
微型计算机控制系统控制脉冲序列的发送,实现振动攻丝中转速、振幅和频率的无级调整。
Micro-computer control system controls the sending of pulse series and realises the change of speed, amplitude and frequency in vibratory tapping.
借助于向量李雅谱诺夫函数,通过建立一个新的比较结果,研究了具有固定时刻脉冲的控制系统的实际稳定性。
Utilizing piecewise continuous vector Lyapunov function, the practical stabilization of control systems with fixed moments of impulse effects by establishing a new comparison result is considered.
设计了一种采用两级结构来实现工艺要求的双向脉冲电源,在此基础上设计并实现了电源的控制系统。
A bidirectional pulse power supply is designed, which adopts a two stage structure for process requirements. On this basis, its control system is also designed.
采用函数空间的方法,利用先后两次的提升技术,构造出多采样率数字控制系统的函数空间模型和相应的脉冲传递函数矩阵模型。
A function space model and corresponding pulse transfer function matrix of multirate digital control systems are constructed by using function space method and two different lifting techniques.
在分析原脉冲反吹控制系统的基础上提出了一改进方法,给出了具体程序框图和程序。
On the basis of analysis of the former pulse inverse blow control system, improving methods are proposed and actual program block diagrams and programs are given.
控制系统发出脉冲指令驱动三坐标机械手,带动注射枪完成定位加注。
The control system sends out impulse dictates to drive three-coordinate manipulator with injection-gun to finish the accurate position orientation.
介绍了针对大电流、低电压的脉冲电源的智能控制系统。
An intelligent control system of high current low voltage pulse power supply is introduced in this paper.
文章论述了采用双cpu全数字控制系统取代模拟控制系统,及全数字系统与原有大功率柜间的脉冲连接。
The paper discusses double CPU full digital control system, instead of analog control system, and how the full digital control system pulse connects to power cubicle.
该系统包括由高分辨率触摸屏及彩色液晶显示器构成的人机交互界面,多脉冲强光电源的控制系统以及工作状态的监测和报警系统。
The entire system consists of a users interface with touchscreen and color LCD display, a control system with multi-pulse intense power supply, and a monitor and alarm system of operating conditions.
本文根据脉冲等离子弧焊接的特点,研制了一种反馈控制系统,用以控制焊缝的焊透质量。
On the basis of the characteristics of pulse plasma arc welding, a feedback control system has been developed for controlling tne penetration of welds.
本论文基于虚拟仪器概念,组建和开发了压力脉冲固态发酵反应器的测量和控制系统。
This thesis deals with the development of novel SSF bioreactor with air pressure pulsation. Measurement and control software was developed under virtual instrument concept.
控制系统部分包括步进电机控制电路和脉冲电源电路,这是数控电火花加工机床的重点设计部分,也是难点。
The controlling system part contains the circuit of step-by-step electromotor control and the circuit of pulse electrical source.
本控制系统由交互式绘图编程、加工控制、大功率脉冲电源三部分组成,主机采用奔腾586计算机。
This system consists of interactive-drawing programming system, control of working, power source with large power pulse, the main unit uses pentium 586 chip.
梯度放大器是核磁共振成像(MRI)系统的核心设备之一,它根据前级控制系统传来的指令,向梯度线圈提供特定波形的电流脉冲。
The gradient amplifier is an essential equipment of Magnetic Resonance Imaging system (MRI). It supplies the gradient coils with pulse currents according to the signal from the control system.
简述了脉冲等离子弧焊接的特点,介绍了该脉冲等离子弧焊接的单片机控制系统总体设计思想及其组成。
It describes the feature of pulse plasma arc welding and introduces the general design thinking and its composition of SCM control system for the pulse plasma arc welding.
论述微脉冲位移传感器的工作原理及其在30 0MN水压机活动横梁平衡控制系统中的应用。
This paper describes the working principle of micro pulse displacement transducer, as well as its application on moving beam balance control system of 300MN hydraulic press.
鉴于控制系统的要求,齿轮齿数的确定应与机轴旋转一度产生大约一脉冲的分辨率来确定。
Depending on the requirements of the control system, the number of teeth on the cog wheel is defined to allow a resolution of approximately one pulse per degree of crankshaft revolution.
针对电磁脉冲武器对导弹控制系统的严重威胁,重点阐述控制系统抗核电磁脉冲(HEMP)的主要途径。
With the severe threat of electromagnetic pulse weapon to ballistic missile control systems, the primary ways how control system counteract HEMP are discussed.
该控制系统以PLC为核心,并结合脉冲燃烧技术和PID增量算法,实现了对炉内各个参数的稳定控制。
This system centers on PLC, and integrates the pulse-burning technology with PID incremental algorithm to implement control each parameter in the box stably.
文章介绍的是采用由高速脉冲计数器、PL C和光电增量编码器构成的位置环控制系统。
The article expound a kind of position control system that is made up of high speed pulses counter, PLC and light cell code device.
着重剖析了该控制系统产生触发脉冲列与移相的方案;
The method how the trigger pulse series is generated and shifted is expounded in this paper.
着重剖析了该控制系统产生触发脉冲列与移相的方案;
The method how the trigger pulse series is generated and shifted is expounded in this paper.
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