Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material

Polymer additives binder system provides many properties useful in thermal energy storage (TES) then developed the efficient energy storage materials and green strength bodies system. This paper studies the thermal energy storage property for polyvinyl alcohol (PVOH) / paraffin wax (WPw) blends....

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Autores principales:	Aseel Basim ALubaidi, Falak O. Abas, Raghad A. Abass, Nazar J. Abdulredhi
Formato:	article
Lenguaje:	EN
Publicado:	Al-Khwarizmi College of Engineering – University of Baghdad 2017
Materias:	PVOH/ Pw system thermal energy storage (TES) property thermal behaviour green strength bodies Chemical engineering TP155-156 Engineering (General). Civil engineering (General) TA1-2040
Acceso en línea:	https://doaj.org/article/1b215fe33ab845f7b6e020575b7ef7a9
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spelling	oai:doaj.org-article:1b215fe33ab845f7b6e020575b7ef7a92021-12-02T10:53:32ZThermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material1818-11712312-0789https://doaj.org/article/1b215fe33ab845f7b6e020575b7ef7a92017-12-01T00:00:00Zhttp://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/293https://doaj.org/toc/1818-1171https://doaj.org/toc/2312-0789 Polymer additives binder system provides many properties useful in thermal energy storage (TES) then developed the efficient energy storage materials and green strength bodies system. This paper studies the thermal energy storage property for polyvinyl alcohol (PVOH) / paraffin wax (WPw) blends. To enhance paraffin wax thermal conductivity, PVOH as a material which high conductivity was employed. A fixed weight of Paraffin wax was dispersed with PVOH heterogeneously at different additive weights ratios of PVOH/Pw (50/50, 67/33, 75/25, and 80/20) wt. ratio respectively. The composite material was prepared using wetted pressing method. Both base materials (polyvinyl alcohol and paraffin wax) were scanned using differential scanning calorimeter (DSC) under non-isothermal conditions, the result was analysed to determine the thermal transition temperature of PVOH and paraffin wax base material. The thermal decomposition of PVOH and waste paraffin wax proved that high transition temperature (TG) for PVOH reached 209ᴼc rather than wax of 60ᴼc respectively. This result shows that PVOH suppress the thermal stability of PVOH/waste paraffin wax composites. Afterward examines the thermal conductivity enhancement using Lee- disk techniques. Composite materials PVOH/paraffin wax have a high thermal conductivity which increases thermal conductivity of waste paraffin wax as a heat storage media and this allows to apply change in phase with wide range of temperatures, and the highest decreased ratio of phase-change heat is very low, compared to that of paraffin only. Therefore, PVOH, added to paraffin which has significant potential for enhancing the thermal storage characteristics of paraffin. A wax/PVOH system acts as strength body resistance to sever contact of both air and moisture then a moisture absorbance percent was achieved by use both Fourier transform infrared spectroscopy (FTIR) techniques and moisture solutions (100% H2O) for all pure and composite material system Pw/PVOH, the results shows high resistance to ambient conditions (air/ moisture) for composite system rather than pure materials (PVOH and Pw). Aseel Basim ALubaidiFalak O. AbasRaghad A. AbassNazar J. AbdulredhiAl-Khwarizmi College of Engineering – University of BaghdadarticlePVOH/ Pw systemthermal energy storage (TES) propertythermal behaviourgreen strength bodiesChemical engineeringTP155-156Engineering (General). Civil engineering (General)TA1-2040ENAl-Khawarizmi Engineering Journal, Vol 12, Iss 2 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	PVOH/ Pw system thermal energy storage (TES) property thermal behaviour green strength bodies Chemical engineering TP155-156 Engineering (General). Civil engineering (General) TA1-2040
spellingShingle	PVOH/ Pw system thermal energy storage (TES) property thermal behaviour green strength bodies Chemical engineering TP155-156 Engineering (General). Civil engineering (General) TA1-2040 Aseel Basim ALubaidi Falak O. Abas Raghad A. Abass Nazar J. Abdulredhi Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material
description	Polymer additives binder system provides many properties useful in thermal energy storage (TES) then developed the efficient energy storage materials and green strength bodies system. This paper studies the thermal energy storage property for polyvinyl alcohol (PVOH) / paraffin wax (WPw) blends. To enhance paraffin wax thermal conductivity, PVOH as a material which high conductivity was employed. A fixed weight of Paraffin wax was dispersed with PVOH heterogeneously at different additive weights ratios of PVOH/Pw (50/50, 67/33, 75/25, and 80/20) wt. ratio respectively. The composite material was prepared using wetted pressing method. Both base materials (polyvinyl alcohol and paraffin wax) were scanned using differential scanning calorimeter (DSC) under non-isothermal conditions, the result was analysed to determine the thermal transition temperature of PVOH and paraffin wax base material. The thermal decomposition of PVOH and waste paraffin wax proved that high transition temperature (TG) for PVOH reached 209ᴼc rather than wax of 60ᴼc respectively. This result shows that PVOH suppress the thermal stability of PVOH/waste paraffin wax composites. Afterward examines the thermal conductivity enhancement using Lee- disk techniques. Composite materials PVOH/paraffin wax have a high thermal conductivity which increases thermal conductivity of waste paraffin wax as a heat storage media and this allows to apply change in phase with wide range of temperatures, and the highest decreased ratio of phase-change heat is very low, compared to that of paraffin only. Therefore, PVOH, added to paraffin which has significant potential for enhancing the thermal storage characteristics of paraffin. A wax/PVOH system acts as strength body resistance to sever contact of both air and moisture then a moisture absorbance percent was achieved by use both Fourier transform infrared spectroscopy (FTIR) techniques and moisture solutions (100% H2O) for all pure and composite material system Pw/PVOH, the results shows high resistance to ambient conditions (air/ moisture) for composite system rather than pure materials (PVOH and Pw).
format	article
author	Aseel Basim ALubaidi Falak O. Abas Raghad A. Abass Nazar J. Abdulredhi
author_facet	Aseel Basim ALubaidi Falak O. Abas Raghad A. Abass Nazar J. Abdulredhi
author_sort	Aseel Basim ALubaidi
title	Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material
title_short	Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material
title_full	Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material
title_fullStr	Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material
title_full_unstemmed	Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material
title_sort	thermal behaviour of paraffin wax/poly vinyl alcohol composite material
publisher	Al-Khwarizmi College of Engineering – University of Baghdad
publishDate	2017
url	https://doaj.org/article/1b215fe33ab845f7b6e020575b7ef7a9
work_keys_str_mv	AT aseelbasimalubaidi thermalbehaviourofparaffinwaxpolyvinylalcoholcompositematerial AT falakoabas thermalbehaviourofparaffinwaxpolyvinylalcoholcompositematerial AT raghadaabass thermalbehaviourofparaffinwaxpolyvinylalcoholcompositematerial AT nazarjabdulredhi thermalbehaviourofparaffinwaxpolyvinylalcoholcompositematerial
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Thermal Behaviour of Paraffin Wax/Poly Vinyl Alcohol Composite Material

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