用户平均停电时间
AIHC-1
用户平均停电时间 （不计外部影 响） 用户平均停电时间 （不计系统电 源不足限电） 用户平均停电次数
AIHC-2
average interruption hours of customer except external Influence average interruption hours of customer except limited power supply du to generation shortage of system average customer interruption times of
RTOI RBOI MDLOI MDCOI MDTOI MDBOI
rate of transformer outage interruption
with
rate of circuit breaker outage with interruption mean duration of overhead outage with interruption mean duration of cable interruption line
AIHC-3
AITC-1
用户平均停电次数 （不计外部影 响） 用户平均停电次数 （不计系统电 源不足限电） 用户平均故障停电次数
AITC-2
average interruption times of customer except external Influence average interruption times of customer except limited power supply du to generation shortage of system average failure interruption times of customer average scheduled interruption times of customer average scheduled interruption times of customer except limited power supply du to generation shortage of system equivalent interruption hours of system
22
附录 B 资料性附录） （资料性附录） 供电系统供电可靠性指标中、 供电系统供电可靠性指标中、英文对照表 供电系统供电可靠性指标中、 表 B.1 供电系统供电可靠性指标中、英文对照表 指标名称 英文缩写 英文全称
供电可靠率
RS-1
reliability on service in total
供电可靠率（不计外部影响）
英文缩写
英文全称
系统故障停电率
RSFI ROFI
rate of system interruption
failure
with
架空线路故障停电率
rate of overhead line failure with interruption rate of cable interruption failure with断路器故障停电率ຫໍສະໝຸດ RBFI外部影响停电率
IRE
架空线路停运停电率
ROOI
rate of overhead interruption rate of cable interruption
outage
with
电缆停运停电率
RCOI
outage
with
变压器停运停电率 断路器停运停电率 架空线路停电平均持续时间 电缆停电平均持续时间 变压器停电平均持续时间 断路器停电平均持续时间
RS-2
reliability on service external influence
except
供电可靠率 （不计系统电源不足 限电）
RS-3
reliability on service except limited power supply du to generation shortage of system average customer interruption hours of
outage with
mean duration of transformer outage with interruption mean duration of circuit breaker outage with interruption
25
参考文献 [1] IEC 1/1675/FDIS Amendment 1 to IEV Chapter 191: Dependability and quality of service ； Part3-- Dependability and quality of service in electric power system ； Distribution system reliability engineering quality CEA
预安排停电平均用户数
MIC-S
故障停电平均用户数
MIC-F
mean interruption customer by failure average energy not supplied interruption due to
用户平均停电缺供电量
AENS
预安排停电平均缺供电量
AENT-S
average energy not supplied due to scheduled interruption average energy not supplied due to failure interruption average interruption customer interrupted average interruption customer interrupted rate of equipment interruption times of
故障停电平均缺供电量
AENT-F
停电用户平均停电次数
AITCI
停电用户平均停电时间
AIHCI
hours
of
设施停运停电率
REOI
outage
with
设施停电平均持续时间
MDEOI
mean duration of equipment with interruption
outage
24
续表 B.1
指标名称
AITC-3
AFTC
用户平均预安排停电次数
ASTC
用户平均预安排停电次数 （不计 系统电源不足限电） 系统停电等效小时数
ASTC-3
SIEH
23
续表 B.1 指标名称 英文缩写 英文全称
用户平均预安排停电时间
AIHC-S AIHC-F
average interruption hours customer due to scheduled average interruption customer due to failure hours
26
电缆故障停电率
RCFI
变压器故障停电率
RTFI
rate of transformer failure with interruption rate of circuit breaker failure with interruption interruption influence rate by external
of
用户平均故障停电时间
of
预安排停电平均持续时间
MID-S
mean interruption duration due to scheduled mean interruption duration by failure
故障停电平均持续时间
MID-F
平均停电用户数
MIC
mean interruption customer mean interruption scheduled customer by
附录 A 资料性附录） （资料性附录） 停电性质分类中、 停电性质分类中、英文对照表 停电性质分类中、 表 A.1 停电性质分类中、英文对照表 状态输 入字符 I FI SI IF EF PI UI S MI CI IA UM UC UA SS DL 停电 故障停电 预安排停电 内部故障停电 外部故障停电 计划停电 临时停电 限电 检修停电 施工停电 用户申请停电 临时检修停电 临时施工停电 临时用户申请停电 系统电源不足限电 供电网限电 中文 interruption failure Interruption scheduled Interruption internal failure Interruption external failure Interruption planned Interruption unplanned failure shortage maintenance Interruption constructing Interruption customer application interruption unplanned maintenance Interruption unplanned constructing Interruption unplanned custome application interruption system shortage distribution limited 英文