sepic

Based on a SEPIC converter , the parameters of the components are selected well by a Matlab simulation test .

采用SEPIC变换器，对其各元件参数进行了优化选取，并通过Matlab软件进行仿真。

Sepic Three-Level Converter Fast Switch of IP Multicast

Sepic三电平变换器IP多播的快速转发

From the existing LED driver chips used in a variety of structures , the SEPIC topology is selected .

针对现有的LED驱动电路采用的各种结构，选用了SEPIC拓扑结构。

Matt Sepic of Minnesota Public Radio reports the news comes just before a new CEO takes over .

据明尼苏达公共广播电台的马持·西皮克报道，在这则消息公布后不久。该公司将迎来新任首席执行官。

From Minnesota public radio , Matt Sepic reports several states are getting ready for bone-chilling temperatures that could prove dangerous .

据明尼苏达州公共广播电台的马特·希皮克报道，数个州已经为刺骨低温可能引发的危险情况做好了准备。

For NPR News , I 'm Matt Sepic , in Saint Paul .

NPR新闻，马特·希皮克圣保罗报道。

For NPR News , I 'm Matt Sepic , in St. Paul .

NPR新闻，马特·塞皮克圣保罗报道。

For NPR news I 'm Matt Sepic in the Minneapolis .

NPR新闻，马持·西皮克明尼阿波利斯报道。

The main circuit used SEPIC topology and pulse constant current drive mode . It has PWM dimming function and is suitable for driving high power LED lamp string .

该电路主电路采用sepic拓扑，脉冲恒流的驱动方式，具有脉冲频率调制（PFM）和脉冲宽度调制（PWM）调光等功能，适合驱动大功率LED灯串。

It analysis the Sepic working principle and control method and use the fuzzy control algorithm to complete the motor closed-loop speed control system design , combining with the characteristics of the wound rotor motor .

分析Sepic其工作原理及控制方式，结合绕线式电机的特点，选用模糊控制算法，完成电机双闭环调速系统设计。

As Matt Sepic of Minnesota Public Radio reports the allegations about the 94-year-old came to light in an Associated Press story published this week .

据明尼苏达州公共广播的马特·塞皮克报道，本周美联社发表的报道使得对94岁老人的指控公开。

However the study of nonlinear chaos phenomenon in high order SEPIC converter has a late start at home and abroad , and research results of bifurcation and chaos phenomena in SEPIC converter are rarely reported in recent years .

然而国内外对高阶SEPIC变换器非线性混沌现象的研究起步较晚，近年来有关SEPIC变换器中分岔与混沌现象的研究成果鲜有报道。

Single-switch step-up / step-down converters , such as the buck-boost , SEPIC and Cuk , have relatively high voltage and current stresses on components compared to the buck or the boost converter .

单管升降压变换器（buck-boost、SEPIC、Cuk等）相对于Buck、Boost变换器来说，变换器中的元件存在较高的电压电流应力。

In this paper , based on analysis the characteristic of direct-drive WPGS and other devices , the main circuit structure , which composed of three-phase full bridge rectifier , sepic chopper and single-phase full-bridge inverter , is presented .

本文在详细分析直驱风力发电系统特点和已有逆变装置的基础上，确立了三相不可控整流桥+SEPIC变换电路+单相全桥逆变电路的逆变装置主电路结构。

Lastly , variable linear feedback control method is used to realize the Hopf bifurcation control in a sliding-mode controlled SEPIC converter , and the theoretical analysis is carried out based on sliding-mode theory , which is in agreement with the simulation results .

此外，采用变量线性反馈控制方法，对滑模控制SEPIC变换器中的Hopf分岔行为进行了控制，并基于滑模变结构原理进行了理论分析。

Sliding-mode control in SEPIC converter is proposed , which is used the sum current of two inductances as control variable . The equivalent control and differential equation on the sliding surface are derived , and the stability of equilibrium point is analysed .

以SEPIC变换器两电感电流之和为控制量，对SEPIC变换器进行了滑模变结构控制设计，推导出了滑模面上的等效控制与运动状态方程，并对平衡点的稳定性进行了分析。

The duality rules and steps for generating the dual network of the DC isolated converter is stated as in the examples of the SEPIC converter and the flyback converter with multiple outputs , and the isolation feature is still hold in the duals .

本文以SEPIC开关变换器和多路输出反激开关变换器为例，说明了求直流隔离开关变换器对偶网络的规则和方法，且在对偶网络中仍保留直流隔离的特点。

In the end , several kinds of chaos control methods are introduced . The Resonant Parametric Perturbation is applied to control the chaos in continuous conduction mode SEPIC converter , which realizes the control of chaos in SEPIC converter , and the simulation and experiment results are given finally .

最后本文对几种混沌控制方法进行介绍，并将共振参数微扰法应用于连续导电模式SEPIC变换器的混沌控制中，实现了对变换器中混沌现象的控制，并给出了仿真与实验结果。

The proposed circuit topology is derived from traditional Sepic converter and flyback inverter . Its structure is very simple and it could achieve both soft-switching and enhanced power decoupling , without the need for additional circuitry . Thus the switch loss is decreased and the efficiency is enhanced .

该电路由传统的Sepic电路和反激变换器结合而成，结构简单，并且同时实现了软开关和改善功率解耦两大功能，无须再增加其它电气回路，减小了开关损耗，提高了系统效率。