查询词典 flyback retrace

The fourth chapter carries out the research on the design and realization of the current-mode flyback switching supply.

第四章围绕着电流型反激式开关电源的设计和实现进行了研究。

Simple and easy way to understand the pinout of monitor flyback transformer.

简单又方便地了解引脚的监控回扫变压器。

But during traditional flyback topology application's input voltage range 90 to 130vac or 200 to 270vac .

但在传统的反激式拓扑应用中输入电压范围一般都在90至130VAC或者200至270VAC。

This saves power and require no flyback components.

这样节省了功耗而且不需要反馈元件。

During this time the transformer produces the high-voltage flyback pulse.

在此期间，变压器生产高电压回扫脉冲。

Introduces the principle of the Flyback mode switching power supply.

本文详细论述了一款音响电源的研制，介绍了单端反激开关电源的基本原理。

The difference between a hard switching and quasi resonant flyback converter is the turn on time point of the primary

硬开关和准谐振反激变换器之间的差异在于一次侧开关的开启时间点。

Due to the fact, that the 800V quasi resonant flyback has lower

事实上，800伏特准谐振反激变换器拥有更低的峰值

Side of the transformer, hence at the end of the flyback phase.

在准谐振模式里，由变压器电感和场效应晶体管输出电容引起的谐振促使开关的开通时刻发生在漏源极电压的最小值上。

A kind of low flyback power converter employing synchronous rectification technique is designed and a typical example is introduced.

介绍了一种小功率反激同步整流电源的设计，并通过样机验证了方案设计的可行性和实用性，并给出了电路原理图、测试波形和数据。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。