![](https://iifiir-uploads.s3.fr-par.scw.cloud/periodic/492/image/small-f8051aef4e1d31c9f3e5d83ac19adca2.png)
Document IIF
Algorithmes universels d’apprentissage automatique pour prédire les coefficients de transfert de chaleur par condensation en présence de gaz non condensables.
Machine-learning algorithms for predicting condensation heat transfer coefficients in the presence of non-condensable gases.
Résumé
Condensation on surfaces in the presence of non-condensable gas (NCG) is a ubiquitous and critical phenomenon in many industrial fields. However, current empirical correlations for predicting condensation heat transfer coefficients in the presence of NCG may exhibit significant deviations from reality. Machine learning algorithms are now being dedicated to this field, but the models developed can only predict the condensation heat transfer coefficients of steam or vapor of a non-aqueous working fluid with similar physical properties to water in the presence of NCG. In the present study, a comprehensive theoretical analysis was conducted to investigate the total condensation heat transfer coefficients with NCG, and 16 dimensionless numbers were identified as input variables for machine learning models. Based on a filtered database consisting of 4377 data points extracted from 37 papers, the Spearman correlation coefficients were calculated to evaluate the relationship between the total heat transfer coefficients and the input variables, indicating the magnitude of the impact of the 16 dimensionless variables. Four machine learning models, namely Gradient Boosting Regression (GBR), Extreme Gradient Boosting (XGBoost), Random Forest Regression (RFR), and Multilayer Perceptron (MLP), were developed to predict the total heat transfer coefficients for water and non-aqueous working fluids. The mean absolute percentage errors for the four models were 1.38%, 1.63%, 3.00%, and 4.42%, respectively, with the GBR model exhibiting the highest degree of accuracy. The determination of the application scope of these models was conducted by analyzing the value ranges for each dimensionless parameter and its corresponding frequency distribution.
Documents disponibles
Format PDF
Pages : 215-233
Disponible
Prix public
20 €
Prix membre*
Gratuit
* meilleur tarif applicable selon le type d'adhésion (voir le détail des avantages des adhésions individuelles et collectives)
Détails
- Titre original : Machine-learning algorithms for predicting condensation heat transfer coefficients in the presence of non-condensable gases.
- Identifiant de la fiche : 30032343
- Langues : Anglais
- Sujet : Technologie
- Source : International Journal of Refrigeration - Revue Internationale du Froid - vol. 162
- Date d'édition : 06/2024
- DOI : http://dx.doi.org/10.1016/j.ijrefrig.2024.04.007
Liens
Voir d'autres articles du même numéro (20)
Voir la source
-
Evaluating the generality of machine learning-b...
- Auteurs : SHOUREHDELI S. A., GHOLIPOUR H.
- Date : 03/2024
- Langues : Anglais
- Source : International Journal of Refrigeration - Revue Internationale du Froid - vol. 159
- Formats : PDF
Voir la fiche
-
Forecasting of saturated boiling heat transfer ...
- Auteurs : MORADKHANI M. A., HOSSEINI S. H., KARAMI M.
- Date : 11/2022
- Langues : Anglais
- Source : International Journal of Refrigeration - Revue Internationale du Froid - vol. 143
- Formats : PDF
Voir la fiche
-
Computer vision and machine learning methods fo...
- Auteurs : YANG B., ZHU X., WEI B., LIU M., LI Y., LV Z., WANG F.
- Date : 02/2023
- Langues : Anglais
- Source : Energies - vol. 16 - 3
- Formats : PDF
Voir la fiche
-
ETUDE EXPERIMENTALE SUR UN CONDENSEUR A CALANDR...
- Auteurs : UEHARA H., NAKAOKA T., TAKASUE H.
- Date : 1989
- Langues : Japonais
- Source : Trans. JAR - vol. 6 - n. 3
Voir la fiche
-
Numerical and experimental study of the heat tr...
- Auteurs : DRUGHEAN L., GIRIP A., ILIE A., et al.
- Date : 24/08/2019
- Langues : Anglais
- Source : Proceedings of the 25th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
- Formats : PDF
Voir la fiche