1、 I本科毕业论文（20 届）河海住宅小区电气设计所在学院专业班级 电气工程及其自动化学生姓名指导教师完成日期II目 录摘要 .IAbstract .II引言 .11 设计概况 .11.1 小区概况 .11.2 设计依据 .11.3 设计要求 .11.4 设计成果 .22 设计计算书 .22.1 负荷分析 .22.2 负荷统计计算 .22.3 无功功率计算及补偿 .32.3.1 电力电容接线方式 .32.3.2 无功补偿方式 .32.3.3 无功补偿容量 .42.3.4 并联电容器的选择 .43 变电所位置和形式的选择 .53.1 概述 .53.2 小区变配电所的布置及结构方案 .53.2.1
2、配电室的结构 .53.2.2 值班室的结构 .63.3 变电所位置的确定 .74 主变压器台数和容量的确定 .74.1 变压器主变台数的选择 .74.2 变电所主变压器容量的选择 .85 变电所主接线方案的选择 .85.1 变电所主接线方案的评价 .85.2 变电所主接线方案的确定 .96 短路电流计算 .96.1 短路计算的意义和内容 .96.2 短路电流计算方法 .96.3 短路计算点的选取 .97 变压器一次设备的选择与校验 .137.1 概述 .137.2 高压一次设备的选择和校验 .137.3 低压一次设备的选择和校验 .158 变电所高、低压线路的选择 .178.1 高压侧线路的选
3、择与校验 .188.2 低压侧线路的选择与校验 .199 照明系统 .219.1 电气照明 .219.2 电源进线设计 .239.3 照明线路的控制与保护 .24III10 弱电系统设计 .2410.1 概述 .2410.2 有线电视系统 .2410.3 电话系统 .2510.4 网络布线系统 .2510.5 访客对讲系统 .2511 防雷和接地装置的确定 .2511.1 概述 .2511.2 变电所防雷系统设计 .2511.3 单体楼的防雷接地系统设计 .25参考文献 .26致谢 .27附录 .28IVContentsIntroduction.IAbstract .IIPreface.11
4、Design general situation.11.1 Small zone general situation .11.2 The design gist .11.3 The design require.11.4 Design result .22 Design statement of account .22.1 Load Analysis .22.2 Carry the statistics reckoning.22.3 Reckon and commute without the rate of work .32.3.1 The electric power electric c
5、apacity connects line method.32.3.2 Without the work offset method .32.3.3 Without the work offset capacity measure.42.3.4 Merge the select of the capacitor .43 Change an electricity the position with the modal select.53.1 Sum .53.2 The small zone changes to go together with an electricity of the la
6、yout and the structure scheme.53.2.1 Change an electricity the certainty of the position.53.2.2 Change an electricity the type scheme select.63.3 Determine position of substation .74 The main transformer pedestal number and the certainty of the capacity measure .74.1 The transformer lord changes the
7、 select of the pedestal number.74.2 Change an electricity the select of the main transformer capacity measure .85 Change the select that the electricity connects the line scheme the lord .85.1 Change the appraisal that the electricity connects the line scheme the lord .85.2 Change the certainty that
8、 the electricity cinnects the line scheme the lord .96 The short-circuit electric current calculation .96.1 The senses and the contents of the short-circuit reckoning.96.2 Short-circuit electric current computational method.96.3 The short-circuit reckons the selection of the point .97 Change an elec
9、tricity to check a select of facility and the schoo.137.1 Sum .137.2 The high pressure a select of facility and school check.137.3 Low-pressure select of facility and school check .158 Change an electricity the select of the high and low-pressure circuit.178.1 The select and school of the high press
10、ure side circuit check.188.2 The select and school of the low-pressure side circuit check .199 The electricity light,heat and water expense design.219.1 The light source.219.2 The power supply enters the line design.239.3 Illuminate the regulate and the safeguard of the circuit.24V10 The weak electr
11、icity system design .2410.1 Sum .2410.2 Cabled TV system.2410.3 Telephone system.2510.4 Network cloth line system.2510.5 Visitor vs. speak system.2511 Defend thunder and connect the certainty of the solemn installation .2511.1 Sum .2511.2 Change the thunder that electricity defend connects the solem
12、n system design.2511.3 The single corpus building defends thunder to connect the solemn system design.25Reference .26Acknowledgement .27Appendix.28I河海住宅小区电气设计摘要：随着社会的发展与进步, 以信息技术与建筑技术相结合的智能小区迅速地发展起来。智能小区的发展为人们提供更为便捷、高雅、舒适的居住环境，它不仅包括服务、空间展开、电子基础设施、缆线管理等一般服务, 更重要的是以建筑为平台，集结构、服务、管理、电气自动化及通信网络系统之间的最优化组合
13、,向人们提供一个安全、高效、舒适、便利的居住环境。本次电气工程设计以最新智能小区的发展为背景，涉及小区的供配电设计，弱电系统设计，单体楼电气照明设计等几部分内容。小区供配电设计是根据小区规模及建筑分布情况规划变电所的位置、类型，主要包括负荷计算和相关设备的选择；单体建筑电气设计是根据国家有关规范完成一栋多层住宅楼的电气施工图设计，主要包括照明配电，防雷与接地，综合系统布线等内容。关键词：负荷计算 弱电系统 供配电设计IIThe Garden of Hehai Electrical DesignAbstract Along with the social shape and the advanc
14、ement, is combining together with the information technique and the structure technique of brain the small zone develops quickly. The shape of the brain small zone is for people tender more conveniently, elegant and easy living condition, it not only includes a service, the space stretch, the electr
15、onics infrastructure, the cable supervision etc. serves generally, more important take structure as terrace, gather structure, serve, manage, the electricity automation and correspond by letter the optimization of combination of the network system, tender a safety toward people, efficiently, amenity, facilitation of living condition. This electrical engineering design with the latest br
