Prediction of energy consumption in hotel buildings via support vector machines

被引:172
作者
Shao, Minglei [1 ]
Wang, Xin [1 ]
Bu, Zhen [2 ]
Chen, Xiaobo [1 ]
Wang, Yuqing [2 ]
机构
[1] Univ Shanghai Sci & Technol, Sch Environm & Architecture, 516 Jungong Rd, Shanghai 200093, Peoples R China
[2] Shanghai Res Inst Bldg Sci, 568 Shenfu Rd, Shanghai 200093, Peoples R China
基金
国家重点研发计划;
关键词
Hotel energy consumption; Support vector machine; RBF kernel; Normal distribution; FORECASTING ELECTRICITY CONSUMPTION; NEURAL-NETWORKS; REGRESSION-ANALYSIS; COOLING LOAD; MODELS; DEMAND;
D O I
10.1016/j.scs.2020.102128
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
This paper studies and analyzes the energy consumption of hotel buildings by establishing a support vector machine energy consumption prediction model. The support vector machine model takes the weather parameters and operating parameters of the hotel air-conditioning system as input variables, and determines the critical value of the input parameters by determining the normal-distribution interval, so as to avoid the influence of the outliers on the model prediction stability. The RBF kernel function is selected as the kernel function of the support vector machine, and the accuracy of the model prediction is improved by optimizing the kernel parameters. The MSE value of the final model prediction was 2.22 % and R-2 was 0.94. By predicting the results, you can visually assess the actual energy usage of the hotel and suggest timely improvements to the hotel's operations to reduce the hotel's energy consumption.
引用
收藏
页数:9
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