脉宽调制技术是广泛应用于稳压器。
Pulse width modulation is widely used in voltage regulators.
提出了一种基于最小开关损耗的随机脉宽调制技术。
A novel random pulse width modulation technique based on small switch losses is proposed.
系统采用空间电压矢量脉宽调制技术得到逆变器的开关控制信号。
The control scheme gets the switch control signal of inverter with the space voltage vector modulation technology.
采用高频倍压电路,应用PW M脉宽调制技术和大功率IGBT器件。
Adopt high frequency multi voltage circuit, PWM pulse width modulation technology and high-power IGBT devices.
当今脉宽调制技术在电火花微细加工所使用的脉冲电源中得到广泛应用。
Now pulsewidth modulating technology is widely used in pulse power needed by electric spark fine machining.
建立了三相异步电动机在旋转坐标系下的数学模型,论述了空间矢量脉宽调制技术原理。
The mathematical model of three-phase asynchronous motor in rotating coordinate system is established, and PWM technology of space vector is discussed.
分析了随机信号对开关函数功率谱密度特性的影响,据此提出随机脉宽调制技术的实用化设计方法。
The influence of random signals on the power spectral density characteristic of switching function is studied and a practical design of randomized PWM is proposed.
脉宽调制技术是用来降低总功率交付给了负荷,没有造成损失,这是通常发生时,电源是有限的,由电阻芫件。
Pulse width modulation is used to reduce the total power delivered to a load without resulting in loss which normally occurs when a power source is limited by a resistive element.
本文对新一代高性能移动处理器的供电技术方案作研讨,并对一种基于滞环控制的新型脉宽调制技术与应用作分析说明。
This paper discusses the new-generation high-performance mobile processor voltage regulation technology, presents hysteretic control based PWM controller and the application analysis.
设计了由PW M脉宽调制技术构建的工作在速率控制模式下的反作用飞轮控制系统,并对其硬件电路进行了具体实现。
The reaction flywheel control system was designed by using PWM technology under the velocity control mode, and the hardware circuit was also set up.
针对常用控制方法对负荷保持系统产生的缺陷,采用模糊控制思想,利用PW M脉宽调制技术,达到了很好的控制效果。
Due to usual control methods making defects to retainable load system, fuzzy control with PWM is adopted, which has reached good control results.
随机脉宽调制技术可以使逆变器输出电压的谐波成分均匀地分布在一个较宽的频率范围内,达到抑制噪声和机械振动的目的。
Random pulse width modulation technique can be used to distribute voltage harmonics over a wide frequency range and to realize the reduction of acoustic noise and vibration.
该系统通过红外雨量传感器检测雨量大小,使用模糊控制算法和脉宽调制技术调节雨刷器的速度;给出了系统的总体结构和具体设计方法。
This system senses the amount of rainfall by the infrared rain sensor, and adjusts the speed of wiper based on the fuzzy control algorithm and pulse width modulation technology.
根据单元级联多电平变换器拓扑结构及其脉宽调制技术的特点,以数字信号处理器和复杂可编程逻辑器件为核心,设计了多电平变换器的控制器。
On the basis of topology of cascaded multilevel convertor and its PWM technique, designed the controller of multilevel convertor at the core of DSP and CPLD.
或者换句话说,脉宽调制是一种调制技术,为发电可变脉冲宽度为代表的幅值输入模拟信号或波。
In other words, pulse width modulation is a modulation technique for generating variable width pulses to represent the amplitude of an input analog signal or wave.
该系统采用IGBT(绝缘栅双极型晶体管)器件,PWM(脉宽调制)控制技术。
The system adopted insulated gate bipolar transistor (IGBT) as its main circuit and pulse-width modulating (PWM) technology.
本文介绍了采用新的脉宽调制原理和微电脑技术,研制出的25赫正弦波铃流源。
In this paper, using a new principle of PWM and the teehnique of storage system in a microcomputer are deseribed, and a 25Hz sinusidal bell current source has been developed.
研究了二相逆变器-异步电动机系统的空间矢量脉宽调制(SVPWM)控制技术。
A novelty space vector pulse width modulation (SVPWM) technique for the two-phase inverter-fed asynchronous motors system is proposed, which can be widely used in the low or middle power level field.
系统采用电压空间矢量脉宽调制(SVPWM)技术并设计了具有自举功能的驱动电路。
The SVPWM technology was applied and the driving circuit with bootstrap function was proposed.
在大型构件液压同步提升技术中,采用了计算机输出的脉宽调制信号作为电液比例流量阀的输入电流信号控制液压提升器的速度。
In hydraulic synchronizing lifting technology for oversize structure, computer output PWM signal as the input current of proportional valve is used to control the velocity of hydraulic cylinder.
改进了现有的基于脉宽调制(PWM)技术的VLSI神经网络设计方式。
The existing VLSI neural network design method based on the pulse width modulation (PWM) technique is modified in this paper.
介绍一种基于ZCS-PWM(零电流开关-脉宽调制)技术的新型超音频感应焊接电源。
The paper presents a novel ultra-audio frequency (UAF) induction welding power based on ZCS-PWM(Zero Current Switching-Pulse Width Modulation) technology.
而SPWM(正弦波脉宽调制)波的产生和控制则是变频技术的核心之一。
The generating and controll of Sinusoidal Pulse-Width Modulation (SPWM) waveforms is one of the core technology of frequency conversion.
该产品采用独有的变流技术,完全取代现有的脉宽调制充电方式,具有更高的性价比。
This product adopts unique converter technology, completely replace the existing pulse width modulation charging ways, with lower price.
对比分析了压缩机电机的典型控制方法,并采用了先进的电压空间矢量脉宽调制(SVPWM)技术对压缩机进行控制。
This paper explains the typical control methods for controlling the compressor and adopts a high performance PWM technology (SVPWM) to control the compressor.
本文除介绍新方案原理及其控制逻辑(控制技术利用PWM的脉宽调制)要求外并提供电感性负载下的试验结果。
In addition to these, the control scheme using PWM and the experimental results under inductive load are also presented.
高速开关阀采用脉宽调制(PWM)原理来控制其平均流量,极易实现计算机控制技术和液压技术的有机结合。
The average flux of the PWM high-speed on-off valve are regulated by the Pulse-Width Modulation theory and it is easy to combine the computer and hydraulic control technology.
采用脉宽调制(PWM )技术发生脉冲信号,设计了控制电路和IGBT驱动保护电路,研制了专用脉冲电源。
The special pulse power supply is researched and manufactured. The PWM is adopted to produce pulse signal.
讨论具有大惯量飞轮负载的直流无刷、定于无铁芯电机,在脉宽调制调幅有源控制的基础上,完成再生能耗制动控制以及低速下转换到有源制动控制的主要技术问题。
The braking mode control of reviving power-consumption of large momentum fly-wheel motor is discussed on the basis of pulse-modulated amplitude-modulation in this paper.
讨论具有大惯量飞轮负载的直流无刷、定于无铁芯电机,在脉宽调制调幅有源控制的基础上,完成再生能耗制动控制以及低速下转换到有源制动控制的主要技术问题。
The braking mode control of reviving power-consumption of large momentum fly-wheel motor is discussed on the basis of pulse-modulated amplitude-modulation in this paper.
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