Abstract
In response to the problem of insufficient model training and low prediction accuracy caused by insufficient load data samples in the target domain, this paper proposes a method for predicting the vibration response of hydropower houses by integrating the CNN-BiLSTM deep learning model. The CNN is utilized to extract the spatiotemporal features of high-frequency transient vibrations, which are then fed as input to the BiLSTM structure for further learning. Subsequently, the proposed model is employed to predict the vibration acceleration of the dam foundation and corridor in the hydropower station. The research findings demonstrate that the proposed CNN-BiLSTM model significantly enhances the accuracy of vibration prediction when compared to LSTM, BiLSTM, and CNN-LSTM data prediction algorithms.
Funding Information
  • Natural Science Foundation of Jiangsu Province (BK20230956)
  • Jiangsu Funding Program for Excellent Postdoctoral Talents (2022ZB188)
  • Transportation Technology Plan Project of Jiangsu Province (2020QD28)

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