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化工学报  2015 

城市天然气月用量的预测方法

DOI: 10.11949/j.issn.0438-1157.20150742, PP. 392-398

Keywords: 算法,城市,天然气,用量,模型,预测

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Abstract:

基于城市天然气用量具有"有限制增长"特点以及以12个月为周期变化的规律建立城市月用气量预测模型,分析不同类型城市预测模型的相关参数,并进行实例应用。结果表明,基于逻辑斯蒂原理以及月用气量变化分布曲线函数建立的城市月用气量预测模型可以很好地表征城市月用气量的增长过程特点和周期变化规律;不同类型城市的月用气量变化分布曲线特征值及其变化范围各异,而且高峰点前后曲线宽度不同。集中采暖类城市月用气量高峰特征值与低谷特征值相差较大,非集中采暖类城市月用气量高峰特征值与低谷特征值相近,完全生产类城市月用气量具有明显的个体特点。

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