To accurately forecast the grid connected power generation of solar thermal power stations
an improved sparrow search algorithm combined with long short-term memory networks (ISSA-LSTM model) is proposed. Firstly
based on the traditional LSTM model
the sparrow search algorithm is introduced to construct the SSA-LSTM forecast model
in order to break through the local optimal trap and enhance the global search capability. Secondly
using the elite opposition-based learning strategy to generate reverse solutions and obtain dynamic boundaries of elite individuals
the SSA-LSTM forecast model is improved to further enhance the algorithm's global search capability and search accuracy. Finally
the constructed model is trained and analyzed using real data from the solar thermal power station
and the forecast results of each model are compared with those of other models. After multiple training sessions
the results show that the ISSA-LSTM model has significantly higher forecast accuracy than other models
with a 14% improvement in forecast accuracy compared to the SSA-LSTM model. At the same time
the training results of the model are basically consistent with the actual values. Based on the ISSA-LSTM model
this article predicts the grid connected power generation of solar thermal power plants
providing a theoretical reference for comprehensively improving the accuracy of power generation pre and rational layout of solar thermal power stations.
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references
ZHANG M J, ANABA O A, MA Z Q, et al.En route to attaining a clean sustainable ecosystem: a nexus between solar energy technology, economic expansion and carbon emissions in China[J]. Environmental science and pollution research, 2020, 27(15): 18602-18614.
ZJAVKA L.Photovoltaic power one-day and multistep-hourly AI predictions using node-by-node evolved binomial tree structures to form L-transformed PDE modules[J]. Soft computing, 2025, 29(5): 2483-2495.
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Related Author
Wang Xi
Sun Na
Su Hao
Zhang Nan
Zhang Shuai
Ji Jie
吴伟丽
米婵
Related Institution
Key Laboratory of Thermo-Fluid Science & Engineering of MOE, Xi’an Jiaotong University
Faulty of Automation, Huaiyin Institute of Technology, Huaian
School of Mechanical Engineering, Shenyang University of Technology
School of Electrical and Power Engineering, Taiyuan University of Technology, Key Laboratory of Clean Intelligent Control of Coal Power, Ministry of Education
Beijing Kedong Electric Power Control System Co., Ltd.