摘要洛阳理工学院毕业设计（论文）PAGEIV1000W大功率开关电源设计摘要随着电源技术的不断发展，开关电源作为一种新型电源设备得到了广泛的认可和应用。伴随着这种趋势，人们也在期待着开关电源的大功率化。本文从大功率开关电源的方向着手设计，分析了开关电源的组成与工作原理，了解了开关电源的主要结构、辅助技术以及开关器件的选择与驱动等方面。从而掌握了开关电源的相关知识，理解了人们对大功率开关电源的迫切需求。此外，本文最后提到了蓄电池的充电技术，这是因为时代的高速运转，使得快速充电技术应运而生。因此作为一名电源工作者，应当有所了解。关键词：开关电源，大功率，快速充电DESIGNOF1000WSWITCHINGHIGH-POWERSUPPLYABSTRACTWiththecontinuousdevelopmentofpowertechnology,switchingpowersupplyisanewtypeofpowerequipmentthathasbeenwidelyrecognizedandapplied.Alongwiththistrend,peopleinhighpowerswitchingpowersupplyoflookforwardto.Thearticlefromtheswitchingpowersupplydesigndirections,analyzedthecompositionandworkingprincipleofswitchingpowersupply,themainstructureofswitchpowersupply,assistivetechnologyandthechoiceofswitchingdeviceanddriveetc..Tomastertherelatedknowledgeofswitchingpowersupply,understandtheurgentdemandofhigh-powerswitchingpowersupplyofthepeople.Inaddition,thelastmentionedchargingbattery,thisisbecausethehighrunningtimes,makestherapidchargingtechnologyemergeasthetimesrequire.Thereforeasapowerworker,Ishouldbeawareofit.KEYWORDS:Switchingpowersupply，High-power，Fastcharging前言目录TOC\o"1-3"\h\z\uHYPERLINK\l_Toc5137前言PAGEREF_Toc51371HYPERLINK\l_Toc12503第1章开关电源的基本原理PAGEREF_Toc125032HYPERLINK\l_Toc91891.1开关电源的组成与工作原理PAGEREF_Toc91892HYPERLINK\l_Toc242711.1.1开关电源的工作原理PAGEREF_Toc242712HYPERLINK\l_Toc248981.1.2开关电源的构成PAGEREF_Toc248983HYPERLINK\l_Toc128071.1.3开关电源的特点PAGEREF_Toc128074HYPERLINK\l_Toc87831.2开关电源的主要类型PAGEREF_Toc87835HYPERLINK\l_Toc104691.2.1控制方式PAGEREF_Toc104695HYPERLINK\l_Toc208091.2.2连接分类PAGEREF_Toc208096HYPERLINK\l_Toc72571.2.3输出取样方式PAGEREF_Toc72576HYPERLINK\l_Toc17505第2章系统分析和选择PAGEREF_Toc175057HYPERLINK\l_Toc283642.1开关电源系统概述PAGEREF_Toc283647HYPERLINK\l_Toc34452.2DC/DC变换器的选择PAGEREF_Toc34458HYPERLINK\l_Toc19042.2.1硬开关式全桥变换器PAGEREF_Toc19048HYPERLINK\l_Toc185702.2.2谐振式全桥变换器PAGEREF_Toc185709HYPERLINK\l_Toc95492.2