Study on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation

Adsorption cooling technologies driven by low-grade thermal or solar power are used as an energy-efficient alternative to conventional refrigeration and air conditioning systems. Explicit understanding of the adsorption cycles requires precise determination of the performance parameters, replication...

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Autores principales: Md. Matiar Rahman, Abu Zar Shafiullah, Animesh Pal, Md. Amirul Islam, Israt Jahan, Bidyut Baran Saha
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spelling oai:doaj.org-article:3ee458d3ea6143a59860f6971dfdb0a02021-11-25T17:25:53ZStudy on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation10.3390/en142274781996-1073https://doaj.org/article/3ee458d3ea6143a59860f6971dfdb0a02021-11-01T00:00:00Zhttps://www.mdpi.com/1996-1073/14/22/7478https://doaj.org/toc/1996-1073Adsorption cooling technologies driven by low-grade thermal or solar power are used as an energy-efficient alternative to conventional refrigeration and air conditioning systems. Explicit understanding of the adsorption cycles requires precise determination of the performance parameters, replication of the experimental data, and the rigorous study of the adsorption heat transformation method. Hence, the optimum adsorption isotherms model must be identified. Scientists often face difficulties in selecting the suitable isotherm model as there are many models for a particular form of adsorption isotherm. The present study introduces a novel approach for choosing the optimal models for each type of International Union of Pure and Applied Chemistry (IUPAC) classified adsorption isotherm using robust statistical methods. First, the box-and-whisker plots of error identification are employed. Tóth for Type-I(a) and Type-I(b), modified BET for Type-II, GAB for Type-III, Universal for Type-IV(a), and Type-IV(b), Sun Chakrabarty for Type-V, and Yahia et al. for Type-VI were found lower than the other candidate models in box-and-whisker plot. The optimality of our selected models was further verified using analysis of variance (ANOVA), pairwise Tukey honest significant difference (HSD) test, Kruskal–Wallis rank-sum test, and pairwise Wilcoxon rank-sum test. In short, rigorous statistical analysis was performed to identify the best model for each type of isotherm by minimizing error. Moreover, specific cooling effect (SCE) of Maxsorb III/ethanol and silica gel/water pairs were determined. Results showed that Tóth is the optimal isotherm model for the studied pairs, and the SCE values obtained from the model agree well with experimental data. The optimum isotherm model is indispensable for the precise designing of the next generation adsorption cooling cycles.Md. Matiar RahmanAbu Zar ShafiullahAnimesh PalMd. Amirul IslamIsrat JahanBidyut Baran SahaMDPI AGarticleANOVAIUPACoptimum isothermstatistical analysisTukey HSDTechnologyTENEnergies, Vol 14, Iss 7478, p 7478 (2021)
institution DOAJ
collection DOAJ
language EN
topic ANOVA
IUPAC
optimum isotherm
statistical analysis
Tukey HSD
Technology
T
spellingShingle ANOVA
IUPAC
optimum isotherm
statistical analysis
Tukey HSD
Technology
T
Md. Matiar Rahman
Abu Zar Shafiullah
Animesh Pal
Md. Amirul Islam
Israt Jahan
Bidyut Baran Saha
Study on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation
description Adsorption cooling technologies driven by low-grade thermal or solar power are used as an energy-efficient alternative to conventional refrigeration and air conditioning systems. Explicit understanding of the adsorption cycles requires precise determination of the performance parameters, replication of the experimental data, and the rigorous study of the adsorption heat transformation method. Hence, the optimum adsorption isotherms model must be identified. Scientists often face difficulties in selecting the suitable isotherm model as there are many models for a particular form of adsorption isotherm. The present study introduces a novel approach for choosing the optimal models for each type of International Union of Pure and Applied Chemistry (IUPAC) classified adsorption isotherm using robust statistical methods. First, the box-and-whisker plots of error identification are employed. Tóth for Type-I(a) and Type-I(b), modified BET for Type-II, GAB for Type-III, Universal for Type-IV(a), and Type-IV(b), Sun Chakrabarty for Type-V, and Yahia et al. for Type-VI were found lower than the other candidate models in box-and-whisker plot. The optimality of our selected models was further verified using analysis of variance (ANOVA), pairwise Tukey honest significant difference (HSD) test, Kruskal–Wallis rank-sum test, and pairwise Wilcoxon rank-sum test. In short, rigorous statistical analysis was performed to identify the best model for each type of isotherm by minimizing error. Moreover, specific cooling effect (SCE) of Maxsorb III/ethanol and silica gel/water pairs were determined. Results showed that Tóth is the optimal isotherm model for the studied pairs, and the SCE values obtained from the model agree well with experimental data. The optimum isotherm model is indispensable for the precise designing of the next generation adsorption cooling cycles.
format article
author Md. Matiar Rahman
Abu Zar Shafiullah
Animesh Pal
Md. Amirul Islam
Israt Jahan
Bidyut Baran Saha
author_facet Md. Matiar Rahman
Abu Zar Shafiullah
Animesh Pal
Md. Amirul Islam
Israt Jahan
Bidyut Baran Saha
author_sort Md. Matiar Rahman
title Study on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation
title_short Study on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation
title_full Study on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation
title_fullStr Study on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation
title_full_unstemmed Study on Optimum IUPAC Adsorption Isotherm Models Employing Sensitivity of Parameters for Rigorous Adsorption System Performance Evaluation
title_sort study on optimum iupac adsorption isotherm models employing sensitivity of parameters for rigorous adsorption system performance evaluation
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/3ee458d3ea6143a59860f6971dfdb0a0
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