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基于BP神经网络的地板辐射供暖系统逐时负荷预测

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Indexed by:期刊论文

Date of Publication:2011-12-15

Journal:暖通空调

Included Journals:PKU、ISTIC

Volume:41

Issue:12

Page Number:95-98

ISSN No.:1002-8501

Key Words:负荷预测;BP神经网络;地板辐射供暖系统

Abstract:采用BP神经网络,可利用较少的输入参数建立地板辐射供暖系统热负荷预测模型,以大连市某超低能耗建筑为实测对象,根据实测的供暖期逐时热负荷数据建立了BP神经网络热负荷预测模型,并进行了改进.结果表明,采用基于多项式拟合改进的神经网络预测模型能够精确地预测一个单元未来24 h的逐时热负荷,预测误差为5%左右.

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