基于EMD与BP神经网络的北京市采暖季天然气消耗量预测

闵晶晶,王华,董颜

Forecast of Natural Gas Consumption in Heating Season Based on EMD and BP Neural Network Methods in Beijing

Jingjing MIN,Hua WANG,Yan DONG

图1 北京地区2002—2018年采暖季天然气消耗量(a)及分解量IMF1(b)和IMF2(c)的年际变化

Fig.1 The inter-annual changes of natural gas consumption (a) and its decomposed IMF1 (b) and IMF2 (c) components in Beijing in heating season from 2002 to 2018