Study On Power Customer's Credit Assessment Methods

The paper led customer credit assessment into power industry. By means of drawing on domestic and foreign credit assessment research materials, the paper discussed power customer's credit assessment methods and design ideas in detail.First, the paper classified the customers in district power supply branch into three categories according to voltage rates: 220V/380V residential customers, 220V/380V industrial and commercial customers and others, 10kV / 35kV industrial and commercial customers and others. According to different kinds of customers'characteristics and combined with Power Supply Company's specific reality, factors of each voltage rate which could affect Power Company's economic benefit were summarized as different assessment indicators, such as operating ability, various equipment reliability, reactive power compensation, clients'charge records, etc.Second, instead of giving the weight only by work experience, the paper improved the assessment indicators'weight calculation method by using the analytic hierarchy process (AHP) and weight statistic method. By using quantification assessment method, multi-layer fuzzy synthetic decision and Z-type scoring model as assessment methods for different assessment indicators, the paper established a complete, unique and operable credit assessment model by which all customers would be assessed easily. Moreover, the paper also introduced related promoting measures. Various kinds of customers will be ranked at different grades upon which Power Company will give them different preferential policy.Third, as for application of credit assessment method, the paper conceived an idea that the power customers'credit assessment system should be set up and analyzed feasibility of project that information would be contained in the social credit investigation system in the near future.Studying on power customer's assessment method is helpful to relieve the serious phenomena of owing the electric charge, violating regulations to use electricity and the theft of electricity, so that the company could have a definite object in marketing management and evade risks to create a favorite condition for power industry's sustainable development.