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购售电指标是影响电网企业经济效益的重要指标,对购售电量、收入、现金流等的科学预测是保证电网企业财务预算准确性的重要前提。本文从国网公司、省电网公司、市电网公司购售电情况三方面对电网企业财务数据进行分析,分别采用指数平滑法、灰色模型法、回归分析法,建立预测模型,通过对比分析实际与预测值的差异,得出有效的预测模型。
Purchasing electricity index is an important index that affects the economic benefits of power grid enterprises. The scientific forecast of purchased power, income and cash flow is an important precondition to ensure the accuracy of the financial budget of power grid enterprises. This paper analyzes the financial data of power grid enterprises from three aspects: state grid company, provincial power grid company and municipal power grid company, using exponential smoothing method, gray model method and regression analysis method respectively to establish the forecasting model. By comparing the actual and Predict the difference of the value, draw the effective prediction model.