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1、. . 山东农业大学毕 业 设 计家园小区电气设计 院 部 机械与电子工程学院 专业班级 电气工程及其自动化2班 届 次 2015届 学生姓名 许丹丹 学 号 20110749 指导教师 郗忠梅 二O一五年六月五日装订线. . . iv目 录摘要IAbstractII引言11 设计概况11.1 小区概况11.2 设计依据11.3 设计成果22 设计计算书22.1 负荷分析22.2 负荷计算22.3 无功功率计算及无功补偿53 变电所位置和形式的选择73.1 概述73.2 小区变配电所的布置及结构方案73.3 变电所位置的确定84 主变压器台数和容量的确定94.1 变电所主变压器台数的选择104
2、.2 变电所主变压器容量的选择105 变电所主接线方案的选择105.1 变电所主接线方案的评价115.2 变电所主接线方案的确定116 短路电流计算126.1 短路计算的目的126.2 短路电流计算方法126.3 短路计算点的选取127 变电所设备的选择与校验147.1 概述147.2 高压一次设备的选择和校验147.3 低压一次设备的选择和校验168 照明系统188.1 光源照度计算188.2 导线截面的选择259 弱电系统设计279.1 概述279.2 有线电视系统279.3 电话系统289.4 网络布线系统289.5 访客对讲系统2810 防雷与接地系统2810.1 防雷等级2810.2
3、 接闪器2910.3 引下线2910.4 接地极2910.5 单体楼的防雷与接地29参考文献30致谢31 ContentsAbstractIAbstractIIIntrodution11 Design overview11.1 Community overview11.2 Design basis11.3 Design results22 Design calculations22.1 Load analysis22.2 Load calculation22.3 Reactive power calculation and reactive power compensation53 Subst
4、ation location and form of choice73.1 Outline73.2 Variable layout and structure of cell distribution by program73.3 Determine the location of the substation84 Main transformer station to determine the number and capacity94.1 Select the number of main transformer substation104.2 Capacity of transform
5、er substation105 Select the substation main wiring scheme115.1 Evaluation of substation main line scheme115.2 Determine substation main wiring scheme116 Short circuit calculation126.1 The purpose of the short circuit calculation126.2 Short circuit current calculation method126.3 Select short circuit
6、 calculation points127 Selection and verification of substation equipment147.1 Outline147.2 High pressure selection and calibration equipment147.3 low pressure selection and calibration equipment168 Lighting system188.1 Light illumination calculation188.2 Select conductor cross-section259. Weak syst
7、ems design279.1 Outline279.2 Cable system279.3 Phone system289.4 Network cabling systems289.5 Visitor intercom system2810 Lightning protection and grounding system2810.1 Lightning level2810.2 Air terminals2910.3 Deflectors2910.4 Grounding2910.5 Single floor of lightning protection and grounding29Ref
8、erences30Acknowledgements31家园小区电气设计许丹丹(山东农业大学 机械与电子工程学院 泰安 271018)摘要:本次设计的题目是家园小区的电气设计,通过这次的设计,掌握了小区设计的基本方法,将学过的理论知识与实际应用结合起来,掌握了与电气设计有关的规范,弥补自己理论知识的不足之处,提高自己独立完成电气设计的能力。这次的设计的内容有:小区的供配电设计,弱电系统设计,单体建筑物的电气照明设计。小区供配电设计指的是根据小区建筑的规模及建筑物的分布情况来进行小区变电所的位置、类型的选择,主要包括相关设备的选择布置及负荷计算。弱电系统设计主要包括有线电视,电话,宽带网络及可视对
9、讲系统的设计。单体建筑物的电气设计指的是根据国家有关的规范对一栋多层住宅楼进行电气设计,设计的内容主要包括照明系统,防雷与接地,综合布线系统,照明系统主要是进行照明灯具的选择、照度计算、负荷计算及敷设方式,防雷系统只要是根据规范确定防雷等级,布置防雷网格。综合布线系统是根据不同房间的不同需求布置信息点。关键词:负荷计算 电气照明设计 弱电系统 供配电设计 Electrical Design home districtDandan Xu(Shandong Agricultural University, Mechanical and Electronic Engineering Taian 20
10、110749)Abstract design of this topic is the home district of the electrical design, through the design and master the basic methods of cell design, the learned and the practical application of theoretical knowledge and combine master and electrical design specifications related , make up their own i
11、nadequacies theory of knowledge, improve their ability to independently complete electrical design. The design of the design of the content: a cell for power distribution design, weak systems design, electrical lighting design single building. Quarters distribution design refers to the distribution
12、of residential buildings based on the size and structure of the cell to the substation location, type of choice, including the choice of layout and associated equipment load calculations. Weak system design includes design cable television, telephone, broadband Internet and video intercom system. El
13、ectric single building design means that according to the national norms related to multi-storey residential building electrical design, design of content including lighting systems, lightning protection and grounding, integrated system wiring systems, lighting systems mainly for lighting choice of
14、lighting, illumination calculations, load calculations and laying, lightning protection system as long as determined in accordance with specification grade mine, mine layout grid. Cabling system is arranged according to the different needs of different information points of the room.Keywords: Load Calculation;Electrical lighting design;Weak systems;Supply and Distribution Design31引言这次的设计为家园小区进行电气设计,该设计以“电气工程及其自动化专业毕业设计任务书与指导书”的设计要求及设计任务为设计依据,根据学过的有关电气设计的理论知识,如电气照明智能建筑弱电系统工厂供电等,并结合最新的电气