1、1 工厂工厂 10KV10KV 高压配电所设计高压配电所设计 10KV High Voltage Power distribution design of factory 20112011 年年 1212 月月 7 7 日日 2 摘摘 要要 工厂 10KV 配电所是电力系统的一个重要组成部分,由电气设备及配电网 络按一定的接线方式所构成,他从电力系统取得电能,通过其变换、分配、输 送与保护等功能,然后将电能安全、可靠、经济的输送到每一个用电设备的转 设场所。配电所涉及方面很多,需要考虑的问题多,分析配电所担负的任务及 用户负荷等情况,选择所址,利用用户数据进行负荷计算,确定用户无功功率 补偿装
2、置。同时进行各种变压器的选择,从而确定配电所的接线方式,再进行 短路电流计算,选择送配电网络及导线,进行短路电流计算,选择配电所高低 压电气设备。 本配电所的初步设计包括了: (1)功率补偿 (2)变压器确定 (3)系统接线方案选择 (4)短路电流的计算 (5)继电保护的选择与整定 (6)防雷与接地保护等内容 关键词:配电所;主接线;继电保护 3 Abstract 10KV substation power plant is an important part of the system, the electrical equipment and wiring distribution net
3、work according to a certain way of composition, he obtained power from the power system, through its transformation, distribution, transportation and protection functions, then energy safe, reliable, economical transportation to each place setting to switch electrical equipment. Distribution involve
4、s many aspects, many problems need to be considered, analysis of distribution of the tasks and user load, etc., select the site, the use of user data for load calculation to determine the reactive power compensation device users. While the choice of a variety of transformers in order to determine th
5、e distribution of the wiring, then short-circuit current calculation, select the electric Transmission and Distribution network and conductors, the short-circuit current calculation, select the high and low voltage electrical distribution equipment. The distribution of the preliminary design include
6、: (1) power compensation (2) to determine the transformer (3) system wiring scheme selection (4) short-circuit current calculation (5) relay selection and tuning (6), lightning protection and grounding protection, etc. Keywords: distribution of; main wiring; relay 4 目录目录 第一章绪论第一章绪论 . 6 1.1 工厂变配电所设计指导思想 6 1.2 原始负荷 6 第二章第二章 配电所负荷确定及功率补偿配电所负荷确定及功率补偿 6 2.1 负荷等级划分 6 2.2 无功补偿计算 7 第三章第三章 配电所变压器台数和配电所变压器台数和容量的确定容量的确定 8 3.1 变压器的分类 8 3.2 变压器的构造及常用连接组别 8 3.3 电力变压器的型号 9 3.4 主变压器选型应考虑的因素 9 3. 5 配电所主变压器台