Analysis and Application of Main Index of Power Supply Reliability for MV Customers

Power supply reliability index comprehensively reflects overall work quality and management level of power supply utilities.In recent year,directing production and management practice by analyzing technical index of power supply reliability has been widely emphasized.The paper introduces common used technical index for power supply reliability adopted by Zhengzhou Power Supply Company.Through analytic statistics of comprehensive management index of company in 2007,which is based on statistic data of the integrated management information system of power supply reliability,the paper finds main subcompanies and their weak points which influence reliability index of company's MV customers,proposes special improvement measures which have achieved good results after practice in subcompanies.