线性回归是电力系统中期负荷预测的常用方法。
Linear regression analysis is a most common method for mid term load forecasting.
选择灰色预测模型，并开发出相应的软件，可作短期负荷预测和中期负荷预测。
Hence, Grey forecast Modal has been adopted, appropriate software developed for short-term and medium-term load forecast.
燃气负荷预测包括长期负荷预测、中期负荷预测、短期负荷预测及超短期负荷预测。
Gas load forecasting include: long-term, middle-term, short-term, very short-term load forecasting.
一般对于电力系统中期负荷预测采用回归分析模型，但其预测结果往往有很大误差。
Generally, comparing with actual data of load the middle-term load forecasted by regression analysis method often contains notable error.
对电力系统中期负荷预测提出了按照时间段预测趋势修正的新方法，同时提出了多阶梯中期负荷模型。
A new method of the medium term electric load forecasting according to time period forecasting tendency is given and meanwhile the multistep medium term load model is put up forward.
通过对各种预测方法及特点的分析比较，得出用灰色模型预测方法作为地区电力负荷中期预测的方法，且该方法误差小、精度高。
By analyzing and comparing various prediction methods and their features, gray model prediction method can be used for predicting the medium-term regional electrical load.
还利用提出的改进算法对某省中期负荷进行了预测，算例结果表明了该算法的有效性。
As an illustrative application example, the numerical result of the medium-term load forecasting is given.
电力系统负荷预测可分为长期、中期和短期负荷预测。
It provides the veracity basis for the electric power system short-term on load estimation.
电力系统负荷预测可分为长期、中期和短期负荷预测。
It provides the veracity basis for the electric power system short-term on load estimation.
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