《城市配电网技术导则》.doc
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《城市配电网技术导则》.doc
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公司各单位、总部各部门:
根据《国家电网公司技术标准管理办法》规定,《城市配电
网技术导则》已经通过审查,现批准为国家电网公司技术标准并
予以印发,自印发之日起实施。
附件:
Q/GDW370-2009《城市配电网技术导则》
二〇〇九年十一月二日
国家电网公司文件
国家电网科〔2009〕1194号
关于印发《城市配电网技术导则》的通知
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主题词:
科技配电技术标准通知
国家电网公司办公厅2009年11月2日印发
1
ICS29.240
备案号:
CEC131?
2009
国家电网公司企业标准
Q/GDW3702009
城市配电网技术导则
Technicalguideforurbandistributionnetwork
2009-11-02发布2009-11-02实施
国家电网公司发布
Q/GDW
Q/GDW370—2009
I
目次
前言···································································································································································II
1适用范围······················································································································································1
2规范性引用文件··········································································································································1
3术语和定义··················································································································································2
4总则·····························································································································································2
5一般技术原则··············································································································································3
635kV配电网················································································································································6
720、10kV配电网········································································································································7
8低压配电网··················································································································································9
9配电网继电保护和自动装置、配电自动化及信息化················································································9
10用户接入··················································································································································10
1120kV配电网建设·····································································································································11
附录A35kV电网典型接线图·····················································································································12
附录B20、10kV架空网典型接线图·········································································································13
附录C20、10kV电缆网典型接线图·········································································································14
附录D电缆典型敷设方式图······················································································································16
编制说明·························································································································································19
Q/GDW370—2009
II
前言
《城市配电网技术导则》是国家电网公司所属各区域电网公司、省(区、市)公司进行城市配电网
规划、设计、建设、改造和运行的指导性文件和技术依据。
本导则根据国家和行业有关法律、法规、规范和规程,并结合目前国家电网公司配电网的发展水平、
运行经验和管理要求而提出。
本导则的附录A、附录B、附录C、附录D为资料性附录。
本导则由国家电网公司科技部归口。
本导则由国家电网公司生产技术部提出并负责解释。
本导则主要起草单位:
北京市电力公司
本导则参加起草单位:
中国电力科学研究院、天津市电力公司、上海市电力公司
本导则主要起草人:
陈光华、郭建府、侯义明、徐晶、关城、张祖平、范明天、王颂虞、刘磊、徐
林华、张学庆、陈艳霞、王学仑、王凌
Q/GDW370—2009
1
城市配电网技术导则
1适用范围
1.1本导则规定了城市(包括市区和市中心区)配电网规划、设计、建设、改造和运行等环节所应遵
循的主要技术原则。
相关环节除应符合本导则的规定外,还应符合国家、行业现行有关标准、规范和规
程的规定。
1.2本导则适用于国家电网公司所属各区域电网公司、省(区、市)公司(以下简称各单位)。
2规范性引用文件
下列文件中的条款通过本标准的引用而成为本标准的条款。
凡是注日期的引用文件,其随后所有的
修改单(不包括勘误的内容)或修改版均不适用于本标准。
但鼓励根据本标准达成协议的各方研究是否
可使用这些文件的最新版本。
凡是不注日期的引用文件,其最新版本适用于本标准。
GB156标准电压
GB4208外壳防护等级(IP代码)
GB12325电能质量供电电压允许偏差
GB12326电能质量电压波动和闪变
GB17625.1低压电气及电子设备发出的谐波电流限值
GB50045高层民用建筑设计防火规范
GB50052供配电系统设计规范
GB5005310kV及以下变电所设计规范
GB5005935~110kV变电所设计规范
GB5006166kV及以下架空电力线路设计规范
GB50168电气装置安装工程电缆线路施工及验收规范
GB50217电力工程电缆设计规范
GB/T14285继电保护和安全自动装置技术规程
GB/T14549电能质量公用电网谐波
GB/T15543电能质量三相电压允许不平衡度
DL/T599城市中低压配电网改造技术导则
DL/T620交流电气装置的过电压保护和绝缘配合
DL/T621交流电气装置的接地
DL/T741架空送电线路运行规程
DL/T814配电自动化系统功能规范
DL/T836供电系统用户供电可靠性评价规程
DL/T969变电站运行导则
DL/T522010kV及以下架空配电线路设计技术规程
Q/GDW156—2006城市电力网规划设计导则
Q/GDW212—2008电力系统无功补偿配置技术原则
电监会[2004]5号令电力二次系统安全防护规定
Q/GDW370—2009
2
国家电网发展[2009]588号关于加强城市电网入地工程管理的通知
国家电网基建[2006]1200号关于全面推广实施国家电网公司输变电工程典型设计的通知
3术语和定义
下列术语和定义适用于本导则。
3.1
配电网distributionnetwork
配电网是从输电网或地区发电厂接受电能,并通过配电设施就地或逐级配送给各类用户的电力网
络。
本导则所指的配电网包括中压配电网和低压配电网。
配电网主要由相关电压等级的架空线路、电缆线路、变电站、开关站、配电室、箱式变电站、柱上
变压器、环网单元等组成。
3.2
市区urbandistrict
城市的建成区及规划区。
一般指直辖市和地级市以“区”建制命名的地区。
其中,直辖市的远
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