Journal of Saudi Chemical Society (Mar 2023)

Evaluation of the effects of the presence of ZnO -TiO2 (50 %–50 %) on the thermal conductivity of Ethylene Glycol base fluid and its estimation using Artificial Neural Network for industrial and commercial applications

  • As'ad Alizadeh,
  • Khidhair Jasim Mohammed,
  • Ghassan Fadhil Smaisim,
  • Salema K. Hadrawi,
  • Hussein Zekri,
  • Hamid Taheri Andani,
  • Navid Nasajpour-Esfahani,
  • Davood Toghraie

Journal volume & issue
Vol. 27, no. 2
p. 101613

Abstract

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In this study, the thermal conductivity (knf) of ZnO -TiO2 (50 %–50 %)/ Ethylene Glycol hybrid nanofluid using Artificial Neural Networks (ANNs) was predicted. The nanofluid was prepared at different volume fractions (φ) of nanoparticles (φ = 0.001 to 0.035) and temperatures (T = 25 to 50 °C). In this study, an algorithm is presented to find the best neuron number in the hidden layer. Also, a surface fitting method has been applied to predict the knf of nanofluid. Finally, the correlation coefficients, performances, and Maximum Absolute Error (MAE) for both methods have been presented and compared. It could be understood that the ANN method had a better ability in predicting the knf of nanofluid compared to the fitting method. This method not only showed better performance but also reached a better MAE and correlation coefficient.

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