Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variations

This study introduces a novel mathematical model to predict freshwater production and temperature profiles within a tubular solar still (TSS) under varying conditions. Employing RSM (response surface methodology) with a four-factor, five-level central composite design, we evaluated the performance o...

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Main Authors: W.M. Farouk, Ayman Hoballah, Z.M. Omara, Fadl A. Essa
Format: Article
Language:English
Published: Elsevier 2025-02-01
Series:Case Studies in Thermal Engineering
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214157X24017209
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author W.M. Farouk
Ayman Hoballah
Z.M. Omara
Fadl A. Essa
author_facet W.M. Farouk
Ayman Hoballah
Z.M. Omara
Fadl A. Essa
author_sort W.M. Farouk
collection DOAJ
description This study introduces a novel mathematical model to predict freshwater production and temperature profiles within a tubular solar still (TSS) under varying conditions. Employing RSM (response surface methodology) with a four-factor, five-level central composite design, we evaluated the performance of an Ag-nanomaterial's-improved phase changing material (PCM)-enhanced TSS. RSM effectively modeled the system, enabling optimization of yield (P) and water (Tw) and glass (Tg) temperatures across different PCM thicknesses. Regression models were developed using RSM to predict performance parameters, leading to the identification of optimal process conditions. PCM thickness was varied from 0 to 4 cm. Optimal conditions included a 1.34 cm PCM thickness, 40 °C ambient temperature, 0.73 m/s air speed, and 720 W/m2 radiation. In this case the expected optimum responses of productivity, 5931.15 mL/m2.d. The RSM models demonstrated high accuracy and consistency with experimental data, validating the approach. These findings highlight the potential of RSM for enhancing solar distillation system performance.
format Article
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institution Kabale University
issn 2214-157X
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publisher Elsevier
record_format Article
series Case Studies in Thermal Engineering
spelling doaj-art-30b5339262244002982e2239daa6de982025-02-02T05:27:10ZengElsevierCase Studies in Thermal Engineering2214-157X2025-02-0166105689Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variationsW.M. Farouk0Ayman Hoballah1Z.M. Omara2Fadl A. Essa3Mechanical engineering departament, Faculty of engineering (Benha), Benha university, Benha, 13511, EgyptElectrical Power and Machines Engineering Department, Faculty of Engineering, Tanta University, Tanta 31521, EgyptMechanical Engineering Department, Faculty of Engineering, Kafrelsheikh University, Kafrelsheikh, 33516, Egypt; Pharos University in Alexandria, Canal El Mahmoudia Street, Beside Green Plaza Complex 21648, Alexandria, Egypt; Corresponding author. Mechanical Engineering Department, Faculty of Engineering, Kafrelsheikh University, Kafrelsheikh, 33516, Egypt.Mechanical Engineering Department, Faculty of Engineering, Kafrelsheikh University, Kafrelsheikh, 33516, Egypt; Corresponding author.This study introduces a novel mathematical model to predict freshwater production and temperature profiles within a tubular solar still (TSS) under varying conditions. Employing RSM (response surface methodology) with a four-factor, five-level central composite design, we evaluated the performance of an Ag-nanomaterial's-improved phase changing material (PCM)-enhanced TSS. RSM effectively modeled the system, enabling optimization of yield (P) and water (Tw) and glass (Tg) temperatures across different PCM thicknesses. Regression models were developed using RSM to predict performance parameters, leading to the identification of optimal process conditions. PCM thickness was varied from 0 to 4 cm. Optimal conditions included a 1.34 cm PCM thickness, 40 °C ambient temperature, 0.73 m/s air speed, and 720 W/m2 radiation. In this case the expected optimum responses of productivity, 5931.15 mL/m2.d. The RSM models demonstrated high accuracy and consistency with experimental data, validating the approach. These findings highlight the potential of RSM for enhancing solar distillation system performance.http://www.sciencedirect.com/science/article/pii/S2214157X24017209Tubular stillDistillationResponse surface methodologyPCM thicknessParaffin wax
spellingShingle W.M. Farouk
Ayman Hoballah
Z.M. Omara
Fadl A. Essa
Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variations
Case Studies in Thermal Engineering
Tubular still
Distillation
Response surface methodology
PCM thickness
Paraffin wax
title Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variations
title_full Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variations
title_fullStr Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variations
title_full_unstemmed Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variations
title_short Predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused PCM thickness variations
title_sort predictive modeling and optimization of tubular distiller operation using response surface methodology under silver nanomaterial infused pcm thickness variations
topic Tubular still
Distillation
Response surface methodology
PCM thickness
Paraffin wax
url http://www.sciencedirect.com/science/article/pii/S2214157X24017209
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