Traditional electric power credit research and application are mainly based on negative evaluation such as electricity behavior

payment behavior dishonesty

lacking of positive evaluation and incentive application

only applied to customer management and electricity risk prevention

no cross border application in society.Firstly

the power credit indices of high voltage enterprise customers are concentrated on two aspects: trustworthy ability and trustworthy behavior. A comprehensive evaluation index system for power credit of high voltage enterprise customers based on big data is designed

which includes six evaluation dimensions: power consumption value

power grid interaction value

payment behavior

power consumption behavior

service interaction behavior and power market transaction integrity. Secondly

the process of calculating

revising the credit rating and credit score of electric power is designed. Taking nearly 290 thousand high voltage enterprise customers of a provincial power grid as examples

the scientificity and standardization of the established method are proved. Finally

based on the electric power credit rating

the differentiated reward and punishment measures are designed

which can effectively guard against internal risks

tap high quality customers and realize the export of electric power credit valuel.