脉宽

一种新的脉宽调制方法&角度PWM

A New PWM Method & Phase Angle PWM

介绍了基于DSP的硬件控制系统，脉宽调制技术及矢量控制的基本原理。

The elementary principles of hardware control system based on DSP , PWM and vector control are introduced . 3 .

电容箝位型非对称H桥五电平逆变器正弦脉宽调制控制

SPWM Control of Capacitor-clamped Five Level Inverter Comprised of Asymmetric H Bridge

基于PLC脉宽调制控制的变频调速系统应用设计

Application design of PWM frequency conversion velocity adjusting system based on PLC

用长脉宽TEACO2激光分离氢同位素

Separation of hydrogen isotopes by using a tea co_2 laser with a long FWHM

感应电动机的脉宽调制（PWM）技术及其实现策略

Pulse Width Modulation Technique of Induction Motor and Its Realized Tactics

PWM（脉宽调制）交流调光器改进三线摆实验仪

PWM alternating dimmers the improvement of trilinear pendulum experimental device

PWM控制下多电平混合逆变电路的脉宽调制及拓扑分析

The Modulation and Topology Analysis of PWM Controlled Hybrid Inverters

脉宽调制型（PWM）逆变器－异步电机系统的稳态状态空间分析

A State-Space Analysis of PWM Fed Induction Motor Drives in the Steady-State

缓慢调Q腔倒空过程输出平顶方波激光脉宽控制

Laser pulse width controlling in the process of cavity flows empty with slowly Q adjusting

多路STDPC总线窄脉宽测量板的设计与实现

The Design and Realization of STD PC Bus Multiple Narrow Pulse Width Measurement Board

SC直流脉宽模块在伺服系统中的应用

Application of SC Direct - current Pulsewidth Module in Servo System

窄脉宽LD泵浦全固态绿光激光器的实验研究

Study on the narrow pulse-width diode-pumped solid-state green laser operation

以发动机外特性试验数据为基础，建立了理论模型，获得了喷油脉宽、充气效率初始MAP。

According to the external characteristic and theoretical model builded , initial control MAPs for injection pulse width and volume efficiency were obtained .

移相控制零电压开关脉宽调制DC-DC变换器的拓扑分析与设计

Topological Analysis and Design for the Phase-shifted Zero-voltage-switching PWM DC-DC Converter

一般固体激光电源放电脉宽较宽，泵浦Er∶YAG效率不高，改进后的电源较大地压缩了氙灯放电脉冲宽度，提高了激光输出效率。

By the method of compressing electric pulse width of discharge , the laser output efficiency is raised .

紫外ns激光脉宽的研究

Investigation on ns pulse width of UV laser

在谐振变换器分析的基础上，阐述了高压发生器灯丝电源通过脉宽调制PWM方式调节灯丝输出电流的原理与实现方法。

Based on the resonant converter analysis , expounds the filament power supply theory and its realization method with PWM mode .

脉宽调制型变量喷雾控制ECU设计与分析

Design and Analysis of the ECU for PWM Spraying

最后利用比较容易实现的正弦脉宽调制（SPWM）的方法，调试了系统的硬件电路。

Finally , we debug the hardware by means of SPWM method easily realized .

脉宽调制式DAC及其在机电控制中的应用

Pulse width Modulation Mode DAC and Their Application in Machine and Generator Control

以提高输出峰值功率、压缩输出脉宽为目标，给出了LD抽运的最佳条件。

Furthermore the optimal LD pump parameters were acquired aiming to get maximum peak power and minimum pulse duration .

半导体器件HPM损伤脉宽效应机理分析

The mechanism of HPM pulse-duration damage effect on semiconductor component

空间矢量脉宽调制（SVPWM）技术特点及其优化方法

The characteristics of space vector pulse width modulation ( SVPWM ) technique and its optimized methods

当LD单次脉冲抽运时，在34mJ的抽运能量下，获得能量为0.48mJ、脉宽34ns的调Q脉冲。

When LD pumped with single pulse , a Q-switch laser pulse with 0.48 mJ energy and 34 ns pulse duration was obtained .

为改进原BROWN模型局限性，从一般情况出发，建立了一面向脉宽限制式雷达高度计的通用型回波模型并介绍了其相关的应用。

To modify the well known BROWN model , a new altimeter echo model and its applications are provided , which is called universal altimeter echo model .

还推导了调Q输出时的峰值功率、脉冲能量和脉宽等，并对调Q理论作了最佳化分析。

We also deduced the peak power , laser pulse energy and pulse width for the Q switch laser , and optimized the Q switch theory .

通过对级联型多电平逆变器几种典型控制方法的分析比较，提出了一种改进多载波脉宽调制（PWM）控制方法。

By comparing several typical control strategies for cascaded multilevel inverters , an improved multicarrier pulse width modulation ( PWM ) control strategy is proposed .

以电流给定，脉宽调制（PWM）调压调速系统为例，研究各种制动状态下的能量回馈过程。

Based on given electric current and Pulse Width Modulation ( PWM ) controlling system , the feedback process under each braking condition is studied .

分析了利用MSP430的TimerB在比较模式下输出脉宽调制（PWM）波来实现D/A转换的工作原理。

The principle of utilizing the PWM to realize D / A when the MSP430 Timer B is working in compare mode is analyzed .