河海住宅小区电气设计（一）计算书.doc

1、目录河海住宅小区电气设计IAbstractII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52.3.1 电力电容接线方式52.3.2 无功补偿方式52.3.3 无功补偿容量62.3.4 并联电容器的选择63 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73.2.1 配电室的结构73.2.2 值班室的结构83.3 变电所位置的确定84 主变压器台数和容量的确定94.1 变压器主变台数的选择94.2 变电所主变压器容量的选择95 变电所主接线

2、方案的选择105.1 变电所主接线方案的评价105.2 变电所主接线方案的确定106 短路电流计算116.1 短路计算的意义和内容116.2 短路电流计算方法116.3 短路计算点的选取117 变压器一次设备的选择与校验157.1 概述157.2 高压一次设备的选择和校验157.3 低压一次设备的选择和校验168 变电所高、低压线路的选择198.1 高压侧线路的选择校验198.2低压侧线路的选择与校验209 变电所继电保护设计219.1 概述219.2 变压器保护设置229.3 变电所10KV母线保护2210 照明系统2310.1工程概况2310.2设计内容2311电气照明系统2311.1 总

3、体介绍2311.2 一般照明设计2411.2.1一般照明光源及灯具选择2411.2.2照度计算2511.2.3开关选择2811.3插座设计2811.3.1电源插座的选用2811.3.2电源插座设置位置要求2811.3.3插座供电回路2811.4负荷计算及设备选择2811.5配电方式3111.6 小结31参考文献32致 谢33附录34 ContentsIntroductionIAbstractIIPreface11 Design general situation11.1 Small zone general situation11.2 The design gist11.3 The desig

4、n require11.4 Design result22 Design statement of account22.1 Load Analysis22.2 Carry the statistics reckoning22.3 Reckon and commute without the rate of work52.3.1 The electric power electric capacity connects line method52.3.2 Without the work offset method52.3.3 Without the work offset capacity m

5、easure62.3.4 Merge the select of the capacitor63 Change an electricity the position with the modal select73.1 Sum73.2 The small zone changes to go together with an electricity of the layout and the structure scheme73.2.1 Change an electricity the certainty of the position73.2.2 Change an electricity

6、 the type scheme select83.3 Determine position of substation84 The main transformer pedestal number and the certainty of the capacity measure94.1 The transformer lord changes the select of the pedestal number94.2 Change an electricity the select of the main transformer capacity measure95 Change the

7、select that the electricity connects the line scheme the lord105.1 Change the appraisal that the electricity connects the line scheme the lord105.2 Change the certainty that the electricity connects the line scheme the lord106 The short-circuit electric current calculation116.1 The senses and the co

8、ntents of the short-circuit reckoning116.2 Short-circuit electric current computational method116.3 The short circuit reckons the selection of the point117 Change an electricity to check a select of facility and the schoo157.1 Sum157.2 The high pressure a select of facility and school check157.3 Low

9、-pressure select of facility and school check168 Change an electricity the select of the high and low-pressure circuit198.1 The select and school of the high pressure side circuit check198.2 The select and school of the low-pressure side circuit check209 Change an electricity design after the electr

10、icity safeguard219.1 Sum219.2 The transformer safeguard locate229.3 Change an electricity the 10 KV outgoing line safeguard2210 The electricity light, heat and water expense design2310.1 Sum2310.2Design content2311 Electrical lighting system2311.1 General introduction2311.2 General lighting design24

11、11.2.1 General lighting light source and the choice2411.2.2 Intensity of illumination computation2511.2.3 Switch to choose2811.3 Socket design2811.3.1 The selection of power socket2811.3.2 Power socket set position requirement2811.3.3 Plug the power supply circuit2811.4 Load calculstion and equipmen

12、t select2811.5 Distribution way3111.6 Summary31Reference32Acknowledgement33Appendix34iv 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,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

13、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 继电保护 电气照明设计 弱电系统 供配电设计The Garden of Hehai Electrical DesignAbstract：Along with the social shape and the advancement, is combining together with the information

14、 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 electronics infrastructure, the cable supervision etc.

15、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 brain the