南方电网公司110kV变电站电能计量装置典型设计-
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南方电网2012年110k V变电站典型设计南方电网公司110kV~500kV变电站标准设计(V1.0)第三卷 110kV变电站第六册 110B -G1a方案南方电网公司2012年12月一、设计说明目录1 总的部分 (1)1.1适用范围 (1)1.2主要技术特点 (1)1.3使用边界条件 (1)1.4方案的模块拼接 (1)1.5绿色设计原则 (1)1.6模块的电气二次部分 (2)1.7模块的建构筑物 (2)1.8本模块主要技术经济指标 (2)2 电气一次部分 (3)2.1电气主接线 (3)2.2主要电气设备选择 (3)2.3绝缘配合与设备的绝缘水平 (4)2.4电气总平面布置 (5)2.5站用电及照明 (6)2.6防雷接地 (6)2.7电缆设施 (6)3 电气二次部分 (7)3.1系统继电保护 (7)3.2安全自动装置 (8)3.3调度自动化 (8)3.4电能采集系统 (9)3.5二次安全防护 (9)3.6元件保护 (9)3.7计算机监控系统 (9)3.8同期 (11)3.9信号系统 (11)3.10直流系统 (13)3.11交流不间断电源系统 (13)3.12时间同步系统 (13)3.13电能质量监测系统 (13)3.14视频及环境监测系统 (13)3.15消防及火灾自动报警系统 (14)3.16二次设备的布置 (14)3.17抗干扰措施及二次电缆的选择 (14)3.18二次系统防雷 (14)4 电力系统通信 (15)4.1通信系统业务要求 (15)4.2设备配置原则 (16)4.3通信设备布置要求 (16)5 土建部分 (18)5.1变电站总体布置 (18)5.2建筑设计 (18)5.3结构设计 (20)5.4供暖通风与空气调节 (20)5.5给水排水 (21)5.6消防 (21)1 总的部分1.1 适用范围本方案适用于远期2台主变建设规模的110kV GIS全户内变电站。
1.2 主要技术特点CSG-110B-G1a方案的主要技术特点如下:1.3 使用边界条件(1)方案不涉及系统接入论证,只是根据南方电网变电站普遍情况提出的典型建设规模。
110kV变电站设计摘要本次毕业设计以110kV 变电站为主要设计对象,该110kV变电站是地区重要变电站,是电力系统110kV电压等级的重要部分。
该变电站设有2 台主变压器,站内主接线分为110kV、35 kV、和10 kV 三个电压等级。
本设计的第一章为绪论,主要阐述了变电站在电力系统中的地位。
设计变电站的原则和目的以及变电站的基本情况。
第二章是负荷计算及变压器的选择,根据已知变电站的负荷资料对变电站进行负荷计算。
通过得出的负荷确定了主变的容量和台数、主变的型式及主变阻抗。
第三章是变电站电气主接线的设计,分别通过对110kV、35kV、10kV侧电气主接线的拟定,选择出最稳定可靠的接线方式。
第四章是短流计算,首先确定短路点,计算各元件的电抗,然后对各短路点分别进行计算,得出各短路点的短路电流。
第五章是电气设备的选择,电气设备包括母线、断路器、隔离开关、电流和电压互感器、熔断器。
第六章是配电装置,主要对变电站的配电装置进行设计。
通过对110kV变电站设计,使我对电气工程及其自动化专业的主干课程有一个较为全面,系统的掌握,增强了理论联系实际的能力,提高了工程意识,锻炼了我独立分析和解决电力工程设计问题的能力。
关键词:电气主接线短路计算电气设备AbstractThis graduation project take the 110kV transformer substation as the main design object, this 110kV transformer substation is the local important transformer substation, is the electrical power system 110kV voltage rank important part. This transformer substation is equipped with 2 main transformers, in the station the first chapter is an introduction, mainly elaborated the transformer substation in electrical power system status. Designs the transformer substation the principle and the goal as well as the transformer substation basic situation. Second chapter is shoulders the computation and the transformer choice, carries on the load computation according to the known transformer substation load material to the transformer substation. Through the load which obtains , the winding wiring way, the accent press the way and the electricity , separately through to 110kV, 35kV, 10kV side electricity , first determined short-circuits the spot, calculates various parts reactance, then to respectively short-circuits separately to carry on the computation, obtains respectively short-circuits the short-circuit current. Fifthchapter is the electrical equipment choice, the electrical equipment including the generatrix, the circuit breaker, the isolator, the electric current and the voltage transformer, the fuse. Sixth chapter is the power distribution equipment, mainly carries on the design to the transformer substation power distribution equipment. Seventh chapter is anti-radar with the earth, this chapter the choice to the arrester, as well as design, causes me electric power project design question ability.Key words: The electrical Electrical equipment目录1 绪论 (3)1.1变电站设计的原因和目的以及原则 (3)1.2变电站的基本情况 (3)1.2.1 原始资料 (3)1.2.2 所选地址及环境 (4)2 负荷计算及变压器选择 (5)2.1负荷计算 (5)2.1.1 负荷资料 (5)2.1.2 负荷计算 (5)2.2主变的选择 (7)2.2.1 主变压器容量和台数的确定: (7)2.2.2 主变压器型式的确定: (7)2.2.3 主变压器阻抗的选择: (8)2.3站用变压器的选择 (9)2.3.1 站用变台数的确定: (9)2.3.2 站用变的容量确定: (9)2.4无功补偿 (10)2.4.1 补偿作用 (10)2.4.2 无功补偿容量及电容器接线方式 (10)3 变电站主接线形式 (12)3.1变电站主接线的要求及原则 (12)3.1.1 设计要求 (12)3.1.2 设计原则 (13)3.2变电站主接线形式的选取 (14)3.2.1 110kV 侧主接线方案选取 (14)3.2.2 35kV侧主接线方案选取 (17)3.2.3 10kV 侧主接线方案选取 (18)4 短路电流的计算 (21)4.1短路电流计算的目的 (21)4.2短路电流计算 (21)4.2.1 各元件电抗计算及等值电路图 (21)4.2.2 110kV母线侧短路电流的计算: (23)4.2.3 35kV母线侧短路电流的计算 (24)4.2.4 10kV母线侧短路电流的计算 (25)5 电气设备的选择 (27)5.1电气设备选择的一般原则 (27)5.2载流导体的选择 (27)5.3断路器和隔离开关的选择 (30)5.4电流互感器的选择 (35)5.5电压互感器的选择 (38)5.6高压熔断器选择 (39)6 配电装置 (41)6.1配电装置概述 (41)6.2变电站各电压等级采用的配电装置 (41)6.2.1 110kV配电装置 (41)6.2.2 35kV~10kV配电装置 (42)总结 (43)致谢 (44)参考资料 (45)1 绪论变电站是电力系统的重要组成部分,它直接影响整个电力系统的安全与经济运行,是联系发电厂和用户的中间环节,起着变换和分配电能的作用。
南方电网公司110-500k V变电站标准设计总论(总58页)--本页仅作为文档封面,使用时请直接删除即可----内页可以根据需求调整合适字体及大小--南方电网公司110-500kV变电站标准设计23目录第1章总论....................................................................................................................................................................... 错误!未定义书签。
概述 ..................................................................................................................................................................................... 错误!未定义书签。
设计依据 ............................................................................................................................................................................. 错误!未定义书签。
设计范围 ............................................................................................................................................................................. 错误!未定义书签。
XXXXXX110kVXXX变电所初步设计说明书XXXXXXXXXXXXXXXXXXX年XX月总目录第一部分初步设计说明书第二部分工程地质第三部分主要设备清册第四部分工程概算第五部分附图编制人员名单批准:核定:审查:编制:第一部分初步设计说明书目录1.总的部分1.1 设计依据云发改能源【20XX】1086号《云南省发展和改革委员会关于XXXX中西部农网完善工程初步设计的批复》。
《临沧供电局关于上报110KVXXX输变电工程可行性研究报告审查意见的请示》。
1.2 建设规模本工程设计依据相关国家标准并参照南方电网公司标准设计原则进行。
主要设计规程、规范如下:《工程建设标准强制性条文》(电力工程部分)《电力系统设计技术规程》《电力设备过电压保护设计技术规程》《电力设备接地设计技术规程》《高压配电装置设计技术规程》《电测量及电能计量装置设计技术规程》《继电保护和安全自动装置技术规程》《发电厂、变电所电缆选择与敷设设计技术规程》《地区电网调度自动化设计技术规程》《建筑结构设计统一标准》《砌体结构设计规范》《混凝土结构设计规范》《建筑地基基础设计规范》《钢结构设计规范》《火力发电厂与变电所设计防火规范》1.4 所址选择拟建110kVXXX变电所,位于XXXX城北东面XXXX东南方向约1.5km处的弄空村东700m的斜坡上,地理位置:东经99°22′57〞,北纬24°05′53〞。
西侧距羊—勐(羊头岩至勐堆)公路700m,有乡村便道通到场地,交通方便。
所址平整高程约为955.5m,高于羊—勐公路约150m,不受五十年一遇洪水影响。
根据1:4000000《中国地震动参数区划图》(GB18306-20XX) 及《建筑抗震设计规范》(20XX年版)(GB50011—20XX),该场地的地震动峰值加速度为0.20g,地震动反应谱特征周期为0.45s,所对应的地震基本烈度为Ⅷ度。
其设计地震分组为第三组。
南方电网2012年110kV变电站典型设计南方电网公司变电站标准设计() 第三卷110kV变电站第六册110B -G1a方案南方电网公司2012年12月110kV~500kV 一、设计说明目录 1 总的部分............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................................... 1 适用范围............................................................... ..................................................................... ..................................................................... .................................................................................................................. 1 主要技术特点............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................................... 1 使用边界条件............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................................... 1 方案的模块拼接............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................. 1 绿色设计原..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................................... 1 模块的电气二次部分............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ......................... 2 模块的建构筑物............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................. 2 本模块主要技术经济指标............................................................... .......................................................................................................................................... ..................................................................... ................. 2 2 电气一次部分............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ........................................... 3 电气主接线............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ......................................... 3 主要电气设备选择............................................................... ..................................................................... ..................................................................... ..................................................................... .................................................................................................. 3 绝缘配合与设备的绝缘水平............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ............. 4 电气总平面布置............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................. 5 站用电及照明............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................................... 6 防雷接地............................................................... .......................................................................................................................................... ..................................................................... ............................................. 6 电缆设施............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ............................................. 6 3 电气二次部分............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ........................................... 7 系统继电保护............................................................... ..................................................................... ..................................................................... .......................................................................................................... 7 安全自动装置............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................................... 8 调度自动化............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ......................................... 8 电能采集系统............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................................... 9 二次安全防护.................................................................................................................................... ..................................................................... ..................................................................... ..................................... 9 元件保护............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ............................................. 9 计算机监控系统............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................. 9 同期............................................................... ..................................................................... ..................................................................... ........................................................................................................................ 11 信号系统............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ........................................... 11 直流系统............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ......................................... 12 交流不间断电源系统............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................... 13 时间同步系..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................ 13 电能质量监测系统............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ......................... 13 视频及环境监测系统............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..................... 13 消防及火灾自动报警系统............................................................... .......................................................................................................................................... ..................................................................... ..................................................................... ............. 14 二次设备的布置............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ............................. 14 抗干扰措施及二次电缆的选择............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ..... 14 二次系统防雷............................................................... ..................................................................... ..................................................................... ..................................................................... ...................................................................................................... 14 4 电力系统通信............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... .. (15)通信系统业务要求............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ........................... 15 设备配置原则............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................... 16 通信设备布置要求.................................................................................................................................... ..................................................................... ..................................................................... ........................... 16 5 土建部分............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ................................................. 17 变电站总体布置............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ............................... 17 建筑设计............................................................... ..................................................................... ..................................................................... ................................................................................................................ 18 结构设计............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ........................................... 19 供暖通风与空气调节............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ....................... 20 给水排水............................................................... ..................................................................... ..................................................................... ..................................................................... ..................................................................... ........................................... 20 消防.................................................................................................................................... ..................................................................... ..................................................................... (21)1 总的部分适用范围本方案适用于远期2台主变建设规模的110kV GIS全户内变电站。
南方电网公司110kV~500kV变电站标准设计V1.0G4 层级第一卷电气部分目录第1册电缆敷设模块(G4-DQ-DLFS) (4)1.1 质量目标 (4)1.2 设计要求 (4)1.3 施工工艺要点 (4)1.4 样板图片 (5)第2册电缆防火封堵模块(G4-DQ-FHFD) (8)2.1 质量目标 (8)2.2 设计要求 (8)2.3 施工工艺要点 (14)2.4 样板图片 (14)第3册接地系统安装模块(G4-DQ-JDXT) (17)3.1 质量目标 (17)3.2 设计要求 (17)3.3 施工工艺要点 (21)3.4 样板图片 (21)第4册管型母线安装模块(G4-DQ-GXMX) (23)4.1 质量目标 (23)4.2 设计要求 (23)4.3 施工工艺要点 (23)4.4 样板图片 (23)第5册软导线安装模块(G4-DQ-RDX) (25)5.1 质量目标 (25)5.2 设计要求 (25)5.3 施工工艺要点 (26)5.4 样板图片 (26)第6册矩形母线安装模块(G4-DQ-JXMX) (29)6.1 质量目标 (29)6.2 设计要求 (29)6.3施工工艺要点 (30)6.4 样板图片 (30)第7册高压开关柜安装模块(G4-DQ-KGG) (32)7.1 质量目标 (32)7.2 设计要求 (32)7.3 施工工艺要点 (32)7.4 样板图片 (32)第8册户外箱安装模块(G4-DQ-HWXT) (34)8.1质量目标 (34)8.2设计要求 (34)8.3施工工艺要点 (34)8.4样板图片 (34)第9册屏、柜安装及二次接线模块(G4-DQ-PGAZ) (36)9.1质量目标 (36)9.2设计要求 (36)9.3施工工艺要点 (36)9.4样板图片 (39)第10册综合布线(G4-DQ-ZHBX) (42)10.1 质量目标 (42)10.2 设计要求 (42)10.3 施工工艺要点 (43)10.4 样板图片 (43)第1册电缆敷设模块(G4-DQ-DLFS)示范目标:敷设顺直,弯度一致;电缆头制作工艺统一;电缆支架、桥架选材统一,安装横平竖直;避免减少或减少交叉。