此外，可变速驱动器的操作与不同系统部件的脉宽调制控制相结合。
Further, the operation of the variable speed drive is combined with a pulse width modulation control of different system components.
驱动部分又包括恒电流控制，恒功率控制和脉冲调制控制三个方面。
The part of driving includes constant current control, constant power control and pulse modulation control.
波长周期相位相移调制控制也能使混沌激光控制到三周期态和多周期态等。
Chaos is also controlled into periodic state and multi-periodic state by a method of a wavelength periodic modulation.
它具有可选的附加齿轮电机，适合用于调制控制燃烧过程中的流量调节应用。
With an optional attached gear motor, they are suitable for flow rate regulation in modulating controlled combustion processes.
提出了一种基于反馈参数调制控制超混沌同步的方法，并应用于双环掺铒光纤激光器系统。
A method of feedback modulating-parameter is presented to synchronize hyperchaotic systems, and is applied to the hyperchaotic erbium-doped fiber dual-ring laser systems.
它具有动态电源管理(dpm)、利用脉宽调制控制(PWM)充电电流和电压、耗尽电池检测等功能。
It has functions of dynamic power management (DPM), depleted battery detection and pulse width modulator (PWM) to accurately control battery charge current and voltage.
提出了一种新型的双重单端正激式弧焊逆变电源，采用IGBT为开关器件，引入了电流型脉宽调制控制器。
A new double single-ended forward arc welding power inverter with IGBT as power device and current PWM controller is introduced in this paper.
改变变频器的输出电压或输出电流有二种不同的方法，即PAM脉冲幅值调制控制和PW M脉冲宽度调制控。
Change the inverter output voltage or output current are two kinds of different ways, namely, PAM pulse amplitude modulation control and PWM control pulse width modulation.
详细叙述了三电平pw M变频器在输出调频、调压和PWM调制控制中的作用以及三电平pw M变频器的优异性能。
The excellent properties of the TPFT and its function in the output frequency regulation, voltage regulation and PWM modulation control are stated in detail.
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。
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.
将控制节点网络连接放在WAP与调制解调器之间将允许通过网络中的任意一台计算机监视与Internet的所有连接。
Placing the control node network connection between the WAP and the modem allows monitoring of all connections to the Internet from any machine on network.
可是把目前彼此分离的系统连接到因特网上，就使远距离控制成为可能：调制解调器，无线网络，公共、私人网络。
Connecting what are now isolated systems to the Internet will make it possible to gain access to remote sites through the use of modems, wireless networks, and both private and public networks.
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.
数据链路：两个或多个通信站之间的调制解调器、控制器或通信线路。
Data link: The communications lines, modems and controls between two or more data communications stations.
在对空压机要求不高的情况下，一般采用调制式控制，即通过控制压缩机吸入空气的量来保证系统所需要的空气压力。
In the air compressor demand is not high, the general use of the modulation control, that is, through the control of air inhaled compressor is to ensure that the system need air pressure.
在服务器上未检测到调制解调器。继续以前，请在“控制面板”的“调制解调器”中验证其安装。
A modem has not been detected on your server. Please verify its installation in modem Control Panel before continuing.
它还包括霍尔元件输入、整流控制定序器、固定停机时间脉冲宽度调制(PWM)电流控制以及锁定转子保护。
It also includes, Hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (PWM) current control and locked rotor protection.
调制式控制模式中压缩机的动力消耗因压缩量的不同而变化。
Modulation control mode of compressor in power consumption for the amount of compression changed.
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.
调制用于根据外部控制信号对流量进行控制或调节。
Modulation is used to control or throttle flow in response to an external control signal.
该全光脉冲整形器利用波分复用器将控制光脉冲引入光纤环形镜中，控制光脉冲由于交叉相位调制在信号光上产生了非线性附加相移。
Control pulse is coupled into this pulse shaper by wavelength division multiplexer. Nonlinear phase shift of signal laser is induced by control pulse because of cross phase modulation.
没有安装调制解调器。要安装调制解调器，请双击“控制面板”中的“调制解调器”图标。
The modem is not installed. To install a modem, double-click the Modems icon in Control Panel.
脉宽调制效率最高的电子速度控制。
Pulse Width Modulation electronic speed control for highest efficiency.
有线遥控是通过专用电缆或动力线作为载波体，对信号用调制解调器传输方式，达到只用少量通道即可实现控制的方法。
Wired remote control is a dedicated cable or power line as a carrier, the signal with modem transmission mode, to achieve a small number of channels can be used to control the method.
这些新技术包括地震波形数字化的过采样技术，数据传输中使用的紧缩频谱调制技术和差错控制技术等。
The new techniques include oversampling technique in digitalization of seismic wave form, spectrum contraction technique in data - transmitting and error-controlling and so on.
介绍一种以igbt为功率单元的全数字控制脉宽调制变频装置。
A fully digitally controlled SPWM inverter with IGBTs as the main power devices is introduced.
旋转导向钻井工具稳定平台的闭环控制是调制式旋转导向钻井系统的关键。
The closed loop control of the stabilizing platform on the rotary steering drilling system is the key technique of the modulating rotary steering drilling system.
幅度调制是用调制信号去控制载波的振幅，使其随调制信号线性变化，而保持载波的频率不变。
Amplitude modulation is to control the amplitude of signal carrier and make it change linearly with modulation signals and maintain its frequency.
(正弦脉宽调制)是由控制回路产生一组等幅而不等宽的矩形脉冲列，用来近似正弦电压波。
SPWM is a set of constant amplitude but unconstant width rectangular serial pulse produced by control return circuit to approximate sinusoidal voltage waves.
(正弦脉宽调制)是由控制回路产生一组等幅而不等宽的矩形脉冲列，用来近似正弦电压波。
SPWM is a set of constant amplitude but unconstant width rectangular serial pulse produced by control return circuit to approximate sinusoidal voltage waves.
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