kV降压变电所电气部分设计 .docx
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1、精品名师归纳总结封面可编辑资料 - - - 欢迎下载精品名师归纳总结作者: PanHongliang仅供个人学习摘 要此次设计的题目是河东降压变电所电气部分设计,其主要任务是对 220kV 降压变电所电气部分初步设计 .包括对电气主接线的确定,主要电气设备的选择 ,包括断路可编辑资料 - - - 欢迎下载精品名师归纳总结器,隔离开关 ,电流互感器 ,电压互感器 ,母线,站用变压器等 .全论文除了摘要、毕业设计书之外,仍详细的说明白各种设备选择的最基本的要求和原就依据 . 变压器的选择包括:主变压器的台数、容量、型号等主要技术数据的确定。电气主接线主要介绍了电气主接线的重要性、设计依据、基本要求
2、、各种接线形式的优缺点以及主接线的比较选择,并制定了适合要求的主接线。短路电流运算是最重要的环节 ,本论文详细的介绍了短路电流运算的目的、假定条件、一般规定、元件参数的运算、网络变换、以及各短路点的运算等学问。高压电气设备的选择包括母线、高压断路器、隔离开关、电流互感器、电压互感器的选择原就和要求,并对这些设备进行校验和产品相关介绍.而依据本论文所介绍的高压配电装置的设 计原就、要求和 60kV 的配电装置 ,准备此次设计对本厂接受分相中型布置.继电爱惜和自动装置的规划 ,包括总就、自动装置、一般规定主变压器、母线等设备的保护,而变电所的防雷爱惜就主要针对避雷针和避雷器的设计 .此外,在论文适
3、当位置置仍附加了图纸(主接线、防雷爱惜等)及表格以便利阅读、懂得和应用 .通过本次设计明白目前 220kV 变电站的实际配置 ,防雷爱惜和接的网的实际布置 ,同时也对以前学过的学问加深了懂得 .关键词:变电站。负荷运算。接线选择。配电系统。防雷爱惜AbstractThe topic that I design is that a topic designed this time is that electric a part of He Dong transformer substation is designed , its main task is a preliminarydesign
4、of a part to the transformer substation of He Dong.Including to the electric sureness that mainly wire, the choice of the main electric equipment, including circuit breaker, isolate the switch, the mutual inductor of electric current, voltage mutual inductor, bus bar, stand with the voltage transfor
5、mer and wait.Whole thesis besides summary graduate to design the book outside, returned the expatiation every kind of mostbasic request that equipments choose with principle according to. The choice of the transformer includes: Main transformer use the main technique in number, capacity, model numbe
6、r.etc. in set data of the transformer to really settle。 The electricity lord connected the line to introduce primarily the electricity lord connects the linear importance, design according to, the basic request, every kind of merit and shortcoming and lords that connect the line form connects the li
7、near choosing more, the lord thatcombine to establish the in keeping with my plant the request connects the line。The short-circuit galvanometer is regarded as the most important link, this thesis introduced the calculating purpose in short-circuit electric current, assumption term, general provision
8、, the calculation, network transformation of a parameter detailed, and each calculation etc. knowledge that short circuit order。 The choice of the high pressure electricity equipments includes the mother line, high pressure breaks the road machine and insulate the switch, electric current to feels w
9、ith each other the machine, electric voltage feels with each other the可编辑资料 - - - 欢迎下载精品名师归纳总结choice principle of the machine, high pressure switch cabinet with request, and proceed to these equipments the school check with the related introduction in product. But go together with the design princip
10、le of the electricity device, request to go together with the electricity device with 220/60 kV according to this thesis a high pressure for introducing, decide this time design to adopt the cent the mutually medium-sized arranging to the my plant. After electricity protection with the programming o
11、f the automatic device, include total, automatic device, general provision with the protection of generator, transformer, mother line etc. equipments, but power plant with change to give or get an electric shock a design for defending thunder protecting then primarily aiming at lightning rod with li
12、ghtning arrester. In addition, return in the appropriate position in thesis additional diagram paper the lord connects the line diagram, plane chart defend thunder protection disgram, Cross section diagram etc. and forms read, comprehend with the convenience with applied.Key words :Transformer subst
13、ation。 Power system。 Mainly wire 。 power transmission systems题目主要内容(1) )确定主接线:分析原始资料与数据,列出技术上可能实现的 2 3 个方案 ,经过技术经济比较 ,确定最优方案 .(2) )选择变压器:选择变压器的容量、台数、型号等.(3) )短路电流运算:依据电气设备选择的需要,选择短路运算点 ,绘制等值网络图 ,运算短路电流 .(4) )电气设备的选择:选择并校验断路器、隔离开关、电抗器、电流互感器、电压互感器、母线、电缆、避雷器等.(5) )图纸:电气主接线图一张。主要设计要求(1) ) 保证供电安全、牢靠、经济。(
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