查询词典 flyback retrace

In Two-Transistor Flyback Converter circuit, a power semiconductor device in Flyback Converting circuit has been replaced by two power semiconductor devices which parallel connected with an ultra-fast diode with soft recovery characteristics. Two-Transistor Flyback Converter can reduce greatly the switching stress of the power switch and does not need to degausser, suitable for high input voltage Switching Power Supply.

反激变换是从Buck-Boost变换演变而来的，将反激变换电路中的单个功率开关管用两个替代，并在每个功率开关管上并联一十箝啦的快恢复二极管而形成的双晶体管反激变换电路，能大大降低功率开关管承受的开关应力，且不需要消磁电路，非常适用于高输入电压的开关电源。

Retrace error of nonnull aspheric testing is analyzed in detail with conclusions that retrace error has much to do with the aperture, relative aperture and surface shape error of the apsheric under test.

分析了非球面非零位检测系统中的回程误差问题，得出了回程误差与被测非球面口径、相对口径以及非球面本身面形误差均紧密相关的结论。

The output power of interleaved flyback converter is two times high than that of flyback converter.

交错反激变换器可将反激变换器的输出功率提高1倍。

Firstly, the summarize of the development and actuality of flyback converter is given, and different snubber circuits applied in the flyback converter are analyzed and compared.

首先，对反激变换器的发展与现状做了全面的概述，比较了反激变换器各种缓冲电路的优缺点。

So the smaller turns ratio of the flyback transformer in the forward-flyback hybrid bi-directional DC-DC converter helps to transfer power with higher efficiency.

文章研究了采用不同的正激、反激变压器匝比对传输功率的分配比例、电流纹波等影响，并进行了试验验证。

In this dissertation, the flyback converter is processed as the main research object, and the application of synchronous rectification technique in flyback converter is focused.

本文以高效率反激变流器为研究对象，内容主要包括以下三个方面：第二章介绍了一种变频控制的副边采用二极管结构的反激变流器。

So a novel driving scheme for Synchronous Rectification in CCM flyback converter is proposed in this paper; and it can be applied to the flyback converter in the CCM operation and wide input voltage range application. The new driving scheme possesses simple、cost-effective and high efficiency property.

本文深入地分析同步整流反激变换器稳态工作模式，结合峰值电流控制策略，应用状态空间平均方法，建立反激变换器的小信号模型；并依据建立的小信号模型，对控制电路进行优化设计；计算机仿真和实验验证理论预期。

It also transports auxiliary data bidirectionally over the same link during the video vertical retrace interval.

本文介绍了ISL34340的主要特性，方框图以及系统应用方框图和ISL34340评估板的特性和详细的电路图。

We demonstrate that after obtaining food the ant workers are able to rapidly return to their nest along a new,'bee-line'route and are not bound to retrace their outward tortuous routes during foraging.

实验证明这种蚂蚁在获得食物后，并不重复搜寻食物期间所走过的迂回路线，而是沿着近似直线的新路径迅速回巢。

But there were so many hillocks and banks to climb and pass, that, at length, I began to be weary, and told her we must halt, and retrace our steps.

可是有这么多小山和斜坡要爬、要过，终于我开始感到累了，就告诉她我们必须打住往回走。

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。