四川电力技术
四川電力技術
사천전력기술
SICHUAN ELECTRIC POWER TECHNOLOGY
2013年
2期
18-20
,共3页
供电系统%可靠性%网络等值法%故障模式后果分析法
供電繫統%可靠性%網絡等值法%故障模式後果分析法
공전계통%가고성%망락등치법%고장모식후과분석법
power supply system%reliability%network equivalent method%failure mode and effect analysis (FMEA)
通过对供电网可靠性的研究,在网络等值法的基础上,先对复杂供电网进行等值化简,然后以故障模式后果分析法为基本原理,对供电网拓扑进行分析,建立故障关联矩阵,然后根据故障关联矩阵的计算得出各个负荷点的可靠性指标,继而综合各负荷点可靠性指标,得出整个供电系统的可靠性.通过对一个实际的算例进行计算分析,比较了不同接线方式下系统的可靠性.
通過對供電網可靠性的研究,在網絡等值法的基礎上,先對複雜供電網進行等值化簡,然後以故障模式後果分析法為基本原理,對供電網拓撲進行分析,建立故障關聯矩陣,然後根據故障關聯矩陣的計算得齣各箇負荷點的可靠性指標,繼而綜閤各負荷點可靠性指標,得齣整箇供電繫統的可靠性.通過對一箇實際的算例進行計算分析,比較瞭不同接線方式下繫統的可靠性.
통과대공전망가고성적연구,재망락등치법적기출상,선대복잡공전망진행등치화간,연후이고장모식후과분석법위기본원리,대공전망탁복진행분석,건립고장관련구진,연후근거고장관련구진적계산득출각개부하점적가고성지표,계이종합각부하점가고성지표,득출정개공전계통적가고성.통과대일개실제적산례진행계산분석,비교료불동접선방식하계통적가고성.
@@@@Through the researches for the reliability of power supply system , the complex supply network is simplified based on network equivalent method, and the topology of supply network is analyzed and the fault incident matrix is established taking the failure mode and effect analysis (FMEA) as the basic principle.Then, the reliability index of each load point is obtained according to the calculation results of fault incident matrix .After summing up the reliability index of each load point , the relia-bility of overall power supply system is obtained .Through analyzing a practical example , the system reliability under different connection modes is compared .
