DL／T 861-2020 电力可靠性基本名词术语

ICS 27.100 CCS F 20 DL 中华人民共和国电力行业标准 DL/T 861—2020 代替 DL/T 861—2004 电力可靠性基本名词术语 Basic vocabulary of electric power reliability 2020-10-23 发布 2021-02-01 实施 国家能源局 发布 DL/T 861—2020 目 次 前言··········································································································································III 1 范围··········································································································································1 2 规范性引用文件··························································································································1 3 基本概念······································································································································1 4 特性··············································································································································2 5 事件与状态··································································································································3 5.1 失效与故障······························································································································3 5.2 元件和系统的通用状态··············································································································5 5.3 元件状态··································································································································6 6 时间概念······································································································································8 7.1 建筑的有关时间··························································································································8 7.2 状态的有关时间························································································································10 7.3 元件可靠性特征的有关时间······································································································11 8 特征量········································································································································11 8.1 可靠性特征量··························································································································11 8.2 可用性特征量··························································································································12 8.3 可靠性特征量··························································································································13 9 统计与分析································································································································14 9.1 设计概念··································································································································14 9.2 分析概念··································································································································14 9.3 可靠性管理······························································································································16 10 电力可靠性通用术语··················································································································17 10.1 元件时间及统计评价的参数······································································································17 10.2 停运及停电······························································································································19 10.3 电力系统有关概念··················································································································20 10.4 电力系统的运行状态················································································································22 10.5 基本充余性指标························································································································24 11 发电可靠性··································································································································24 11.1 发电有关概念··························································································································24 11.2 发电可靠性指标······················································································································28 11.3 抽水蓄能机组··························································································································28 11.4 光伏发电机组··························································································································28 11.5 风力发电机组··························································································································29 12 输变电可靠性······························································································································29 12.1 输变电有关概念······················································································································29 12.2 输变电可靠性指标··················································································································32 12.3 输变电设施······························································································································33 DL/T 861—2020 12.4 输变电回路····································································································33 12.5 直流输电····································································································37 13 供电可靠性····································································································40 13.1 供电有关概念······························································································40 13.2 供电可靠性指标···························································································41 14 储能系统可靠性······························································································45 14.1 储能系统有关概念························································································45 14.2 储能系统可靠性指标·····················································································45 15 电力系统可靠性评估·························································································46 15.1 评估概念····································································································46 15.2 电力系统可靠性准则概念··············································································47 15.3 电力系统可靠性评估模型··············································································47 16 电力系统可靠性经济分析··················································································48 附录A（资料性） 电力可靠性术语英文缩写对照表·················································50 参考文献············································································································54 索引··················································································································55 英文对应词索引··································································································60 Ⅱ