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不间断电源毕业设计.doc

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不间断电源毕业设计.doc

上传人:bdjigr52 2019/3/3 文件大小:344 KB

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不间断电源毕业设计.doc

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文档介绍:.(论文)说明书摘要随着计算机技术、网络技术、通信技术的发展,国民经济、国防军工、政府部门的各个领域要保障计算机信息网络系统的安全、可靠运行,就离不开UPS不间断电源,这已成为信息业界乃至各行各业的共识。根据UPS不间断供电的原理,本文以提高UPS的可靠性为基本点,从UPS电源装置的结构和形式来考虑其设计方案。整个UPS主电源装置由整流/充电器、逆变器、静态旁路、维修旁路等部分组成。整流/充电器(包括蓄电池)为UPS提供在线工作的能量输入;逆变器为UPS提供在线工作的高质量的稳压稳频的交流电输出;静态旁路为UPS在整流/充电器或者逆变器故障情况下提供旁路工作电源,逆变器供电和静态旁路供电之间可实现不间断供电切换;维修旁路为UPS定期检修或故障维修时提供旁路电源。基于电源技术的高频化、模块化、数字化、绿色化的发展方向,本文结合现代电力电子技术以及信息处理技术的最新发展,利用微机作为控制核心,研究和开发大功率(10kVA以上)在线式智能UPS不间断电源。关键词 :不间断电源微机控制电力电子技术智能化I******毕业设计(论文)putertechnology,municationtechnology,inallthefieldsofthenationaleconomy,nationaldefenseandwarindustry,governmentministries,theymustdependonUPS(UninterruptiblePowerSystem)BytheprincipleofUPS,,charger,inverter,staticbypass,(includingstoragebattery)(ConstantVoltageandConstantFrequency),charger,orinverterresultsinfaults,,modularization,digitalization,andgreennessforpowertechnology,thispaperisrelevanttotherecentdevelopmentofmodempowerelectronicstechnologyandinformationprocessingtechnology,andhasstudiedtheabovemiddlecapacity(Above10KVA)onlineintelligentUPS,:UPSControlbymicroprocessorPowerElectronicsTechnologyIntelligentII******毕业设计(论文)说明书录第一章概述„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„5第二章系统整体设计方案„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„