Prediction of Wood Drying Process Based on Artificial Neural Network

Taking the conventional drying process of Pinus sylvestris square wood with pith as the research material, based on the Back Propagation (BP) neural network algorithm, a model was constructed using the real-time online-measurement data. Softening treatment time and temperature, variable treatment ti...

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Main Authors: Haojie Chai, Lu Li
Format: Article
Language:English
Published: North Carolina State University 2023-10-01
Series:BioResources
Subjects:
Online Access:https://ojs.cnr.ncsu.edu/index.php/BRJ/article/view/22480
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author Haojie Chai
Lu Li
author_facet Haojie Chai
Lu Li
author_sort Haojie Chai
collection DOAJ
description Taking the conventional drying process of Pinus sylvestris square wood with pith as the research material, based on the Back Propagation (BP) neural network algorithm, a model was constructed using the real-time online-measurement data. Softening treatment time and temperature, variable treatment time and temperature, initial moisture content of wood, and position of wood core and sapwood were used as model inputs. Wood drying rate and longitudinal cracking degree were used as outputs to indicate wood drying quality. The results showed that with a suitable model structure of 6-9-2 (input layer-hidden layer-output layer), the coefficient of determination R2 and mean square error of the test samples were 0.96, 0.99, and 0.00605, respectively, indicating that the neural network model has good generalization ability. Compared with the experimental value, the predicted value basically conforms to the change law and size of the experimental value, and the error distribution is approximately 2%. This shows that the BP neural network model can simulate the drying rate and longitudinal cracking degree in the drying process and realize the prediction of the drying process.
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spelling doaj.art-61d4019db96a4f8caa7e8a13f0ad26e42023-11-01T17:13:51ZengNorth Carolina State UniversityBioResources1930-21262023-10-0118482128222500Prediction of Wood Drying Process Based on Artificial Neural NetworkHaojie Chai0Lu Li1School of Artificial Intelligence, Henan Institute of Science and Technology, Xinxiang, 453003, ChinaSchool of Art, Henan Institute of Science and Technology, Xinxiang, 453003, ChinaTaking the conventional drying process of Pinus sylvestris square wood with pith as the research material, based on the Back Propagation (BP) neural network algorithm, a model was constructed using the real-time online-measurement data. Softening treatment time and temperature, variable treatment time and temperature, initial moisture content of wood, and position of wood core and sapwood were used as model inputs. Wood drying rate and longitudinal cracking degree were used as outputs to indicate wood drying quality. The results showed that with a suitable model structure of 6-9-2 (input layer-hidden layer-output layer), the coefficient of determination R2 and mean square error of the test samples were 0.96, 0.99, and 0.00605, respectively, indicating that the neural network model has good generalization ability. Compared with the experimental value, the predicted value basically conforms to the change law and size of the experimental value, and the error distribution is approximately 2%. This shows that the BP neural network model can simulate the drying rate and longitudinal cracking degree in the drying process and realize the prediction of the drying process.https://ojs.cnr.ncsu.edu/index.php/BRJ/article/view/22480wood dryingneural networkdrying ratelongitudinal crack degree
spellingShingle Haojie Chai
Lu Li
Prediction of Wood Drying Process Based on Artificial Neural Network
BioResources
wood drying
neural network
drying rate
longitudinal crack degree
title Prediction of Wood Drying Process Based on Artificial Neural Network
title_full Prediction of Wood Drying Process Based on Artificial Neural Network
title_fullStr Prediction of Wood Drying Process Based on Artificial Neural Network
title_full_unstemmed Prediction of Wood Drying Process Based on Artificial Neural Network
title_short Prediction of Wood Drying Process Based on Artificial Neural Network
title_sort prediction of wood drying process based on artificial neural network
topic wood drying
neural network
drying rate
longitudinal crack degree
url https://ojs.cnr.ncsu.edu/index.php/BRJ/article/view/22480
work_keys_str_mv AT haojiechai predictionofwooddryingprocessbasedonartificialneuralnetwork
AT luli predictionofwooddryingprocessbasedonartificialneuralnetwork