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电网技术  2009 

基于动态计量经济学模型的短期电价预测

, PP. 71-76

Keywords: 电力市场,电价预测,自回归分布滞后模型(ADLM),时间序列

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Abstract:

电力市场中的电价受众多因素影响,单变量时间序列法已很难提高短期电价的预测精度。针对该问题,文中运用时间序列模型的动态计量方法来预测短期电价。首先建立电价和电量的一般自回归分布滞后模型;然后对电价和电量的时间序列数据进行预处理;在通过平稳性和协整性检验后,建立误差修正模型,最终由Eviews5.0估计出模型的参数。利用此模型对澳大利亚新南威尔士州电力市场的短期电价进行预测,结果表明此模型具有较高的预测精度。

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