唐华苦水东风电220kV汇集站
运 行 规 程
唐华苦水东风电220kV汇集站
2013-11-15发布 2013-11-20实施
目 录
1.总则 ................................................................................................................................................................. 1 1.1运行方式 .................................................................................................................................................. 1 1.2设备巡检规定 .......................................................................................................................................... 1 1.3设备维护规定 .......................................................................................................................................... 3 1.4倒闸操作规定 .......................................................................................................................................... 6 1.5事故处理规定 .......................................................................................................................................... 8 2变压器运行 .................................................................................................................................................... 12 2.1主变规范 ................................................................................................................................................ 12 2.2作用及组成 ............................................................................................................................................ 13 2.3运行维护 ................................................................................................................................................ 13 2.4巡视项目 ................................................................................................................................................ 15 2.5异常处理 ................................................................................................................................................ 19 2.6验收项目 ................................................................................................................................................ 22 2.7充氮灭火装置 ........................................................................................................................................ 23 3断路器 ............................................................................................................................................................ 29 3.1概述 ........................................................................................................................................................ 29 3.2作用及组成 ............................................................................................................................................ 31 3.3运行维护 ................................................................................................................................................ 31 3.4巡视项目 ................................................................................................................................................ 34 3.5异常处理 ................................................................................................................................................ 35 3.6验收项目 ................................................................................................................................................ 37 4隔离开关 ........................................................................................................................................................ 39 4.1概述 ........................................................................................................................................................ 39 4.2作用及组成 ............................................................................................................................................ 39 4.3运行维护 ................................................................................................................................................ 39 4.4巡视项目 ................................................................................................................................................ 41 4.5异常处理 ................................................................................................................................................ 42 4.6验收项目 ................................................................................................................................................ 43 5互感器 ............................................................................................................................................................ 45 5.1概述 ........................................................................................................................................................ 45 5.2作用及组成 ............................................................................................................................................ 45 5.3运行维护 ................................................................................................................................................ 45 5.4巡视项目 ................................................................................................................................................ 46 5.5异常处理 ................................................................................................................................................ 47 5.6验收项目 ................................................................................................................................................ 48 6电力电容器 .................................................................................................................................................... 50 6.1概述 ........................................................................................................................................................ 50
6.2作用及组成 ............................................................................................................................................ 50 6.3运行维护 ................................................................................................................................................ 50 6.4巡视项目 ................................................................................................................................................ 51 6.5异常处理 ................................................................................................................................................ 52 6.6验收项目 ................................................................................................................................................ 53 7过电压保护设备 ............................................................................................................................................ 54 7.1概述 ........................................................................................................................................................ 54 7.2作用及组成 ............................................................................................................................................ 54 7.3运行维护 ................................................................................................................................................ 54 7.4巡视项目 ................................................................................................................................................ 54 7.5异常处理 ................................................................................................................................................ 55 7.6验收项目 ................................................................................................................................................ 56 8 母线 ............................................................................................................................................................... 58 8.1概述 ........................................................................................................................................................ 58 8.2作用及组成 ............................................................................................................................................ 58 8.3运行维护 ................................................................................................................................................ 58 8.4巡视项目 ................................................................................................................................................ 58 8.5异常处理 ................................................................................................................................................ 59 8.6验收项目 ................................................................................................................................................ 60 9 电力电缆 ....................................................................................................................................................... 60 9.1概述 ........................................................................................................................................................ 60 9.2作用及组成 ............................................................................................................................................ 61 9.3运行维护 ................................................................................................................................................ 61 9.4巡视项目 ................................................................................................................................................ 61 9.5异常处理 ................................................................................................................................................ 62 9.6验收项目 ................................................................................................................................................ 63 10 站用电系统 ................................................................................................................................................. 63 10.1概述 ...................................................................................................................................................... 63 10.2作用及组成 .......................................................................................................................................... 64 10.3接线方式 .............................................................................................................................................. 64 10.4运行维护 .............................................................................................................................................. 65 10.5巡视项目 .............................................................................................................................................. 65 10.6异常处理 .............................................................................................................................................. 67 10.7验收项目 .............................................................................................................................................. 67 11直流系统 ...................................................................................................................................................... 67 11.1概况 ...................................................................................................................................................... 67 11.2作用及组成 .......................................................................................................................................... 68 11.3装置介绍 .............................................................................................................................................. 68 11.4运行维护 .............................................................................................................................................. 70 11.5巡视项目 .............................................................................................................................................. 72
II
11.6异常处理 .............................................................................................................................................. 73 11.7验收项目 .............................................................................................................................................. 73 12微机防误装置 .............................................................................................................................................. 75 12.1 概述 ..................................................................................................................................................... 75 12.2 作用及组成 ......................................................................................................................................... 75 12.3装置介绍 .............................................................................................................................................. 76 12.4运行维护 .............................................................................................................................................. 77 12.5巡视项目 .............................................................................................................................................. 78 12.6异常处理 .............................................................................................................................................. 79 12.7验收项目 .............................................................................................................................................. 79 13 辅助设备 ..................................................................................................................................................... 80 13.1火灾报警装置 ...................................................................................................................................... 80 13.2 SF6监测报警装置............................................................................................................................... 82
III
1.总则
1.1运行方式 1.1.1正常运行方式 1.1.1.1 220kV系统:
220kVⅠ、Ⅱ母并列运行,母联断路器2251作为I、II母母联运行、1号主变220kV侧、中性点直接接地;
1.2设备巡检规定 1.2.1巡检管理要求
(1)设备巡视分为正常巡视、全面巡视、熄灯巡视和特殊巡视,并制定设备巡视计划。
(2)正常巡视是指每周各值对汇集站设备、附属设施等进行的巡视。 (3)全面巡视内容主要是对设备全面的外部检查,对缺陷有无发展作出鉴定,检查设备的薄弱环节,检查防火、防小动物、防误闭锁等有无漏洞,检查接地网及引线是否完好。
(4)熄灯巡视内容是检查设备有无电晕、放电、接头有无过热现象。 (5)特殊巡视检查应在如下情况下进行: a大风前后的巡视。 b雷雨后的巡视。
c冰雪、冰雹、雾天的巡视。 d设备变动后的巡视。 e设备新投入运行后的巡视。
f设备经过检修、改造或长期停运后重新投入系统后的巡视。
g异常情况下的巡视。主要是指:过负荷或负荷剧增、超温设备发热、系统冲击、跳闸、有接地故障情况等,应加强巡视。必要时,应派专人监视。
h设备缺陷等有发展时、法定节假日、上级通知有重要供电任务时,应加强巡视。
i监控中心通知有异常信号的巡视。
(6)运行人员应每月进行(参加)一次巡视。严格监督、考核各值的巡视检查质量。
(7)站长及技术员每月对所管辖的汇集站进行一次巡视,全面检查巡视质量,做
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