第页110V数字化变电站变压器测控保护摘要在数字化技术迅猛发展的今天，电力系统中变电站的发展也越来越趋向于数字化，自动化水平越来越高。数字化变电站把传统变电站中的模拟转换为数字信息，相较传统变电站具有很大的优势。因此对数字化变电站原理、设计流程的学习，对以后可能参与相关工作，进行更进一步的研究等都具有重要作用。本文首先介绍了数字化变电站的意义、发展趋势等内容，然后对数字化变电站具体设计的内容和原则进行叙述和总结。本次设计的主要内容有：学习数字化变电站的相关理论：熟知数字化变电站设计的流程；重点学习数字化变电站二次部分设计：按照相关规程原则对二次设备进行选型：进行设计图纸识读，分析断路器回路逻辑，端子排走向等：对数字化变电站的结构和组成有了清晰的认识：对整个数字化变电站二次部分的设计流程和内容有了很详细的了解，包括保护测控、计量、组屏、远动通信装置等部分：并进行了二次设备的选型，相关原理的学习。关键词：数字化变电站、110kV数字化变电站变压器测控保护、电气二次设计第页110kV digital transformer test and control protectionAbstractToday,with the rapid development of digital technology,the development ofsubstation is becoming more and more digital and the level of automation isbecoming higher and higher.Digital substation converts analog information intodigital information in traditional substation,and builds on IEC61850 communicationstandard,which overcomes many shortcomings of automatic substation.Therefore,the digital substation principle,design process learning,the future may participate inrelated work,further research and so on have an important role.This paper first introduces the significance and development trend of digitalsubstation,and then describes and summarizes the content and principles of thespecific design of digital substation.The main contents of this design are:relatedtheoretical study of digital substation;familiar with digital substation design process;the two part design of digital substation according to the two key learning;equipment selection of principle;design drawing recognition,analysis of circuitbreaker circuit logic,terminal to have a clear understanding of the structure;and thecomposition of digital substation;have a very detailed understanding of the digitalsubstation two part of the design process and content,including protection andcontrol,measurement,group screen,telecontrol communication device and otherparts;and for the selection of the two device,the related principle of learning.Keywords:Transformer substation,110kV digital substation transformer,measurement and control protection,electrical two times design第页11.1本次设计的目的及意义....1.2数字化变电站的研究现状及发展趋势1.3数字化变电站的结构及特点.....1.4数字化变电站相较传统变电站的优势41.5本次变电站原始资料...1.6本次设计主要工作....第二章数字化变电站电气设计...…2.2数字化变电站电气一次设计内容、原则及方案..........72.3数字化变电站电气二次设计内容、原则及方案..·112.3.1继电保护装置...2.3.2测控装置...2.3.4调度系统..…2.3.5远动通信装置....2.3.6五防系统....162.3.7同步对时系统.162.3.8计量装置...2.3.9直流电源系统1919233.1保护配置原则23233.3保护原理..243.3.1差动保护24