Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon

This study is aimed at the development of civil engineering materials such as pavement blocks and building tiles that can moderate the heat island phenomenon. This is achieved by exploiting properties such as the material porous structure, high water absorption capacity and high strength of ceramics...

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Autores principales:	Yusuke YASUDA, Hiroyuki KINOSHITA, Kentaro YASUI, Toshifumi YUJI, Yoshimi OKAMURA, Mitsuhiro SEZAKI, Ryuusuke KAWAMURA
Formato:	article
Lenguaje:	EN
Publicado:	The Japan Society of Mechanical Engineers 2016
Materias:	ceramics recycling waste gfrp pavement block radiant heat-reducing effect Mechanical engineering and machinery TJ1-1570
Acceso en línea:	https://doaj.org/article/4a9577c3cd1043aba58bb892ee7d6ac5
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spelling	oai:doaj.org-article:4a9577c3cd1043aba58bb892ee7d6ac52021-11-26T06:53:46ZCeramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon2187-974510.1299/mej.16-00078https://doaj.org/article/4a9577c3cd1043aba58bb892ee7d6ac52016-06-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/mej/3/4/3_16-00078/_pdf/-char/enhttps://doaj.org/toc/2187-9745This study is aimed at the development of civil engineering materials such as pavement blocks and building tiles that can moderate the heat island phenomenon. This is achieved by exploiting properties such as the material porous structure, high water absorption capacity and high strength of ceramics produced by mixing clay and crushed waste glass fiber-reinforced plastic (GFRP) before firing. Fundamental properties, such as pore size distribution, water absorption capacity, solution pH after ceramic immersion, bending strength, freezing resistance performance and thermal conductivity of ceramic specimens with varying ratios of clay and GFRP were clarified. The radiant heat reduction performance of the ceramic was examined by measuring the surface temperatures of a ceramic sample made from clay, a ceramic sample made by mixing 20% GFRP with clay, and a mortar sample in water-saturated and dry states while their surfaces were irradiated with infrared light. To clarify the difference in temperature-reducing ability by evaporation heat on each sample, the amount of water evaporated from a sample that had absorbed water and was irradiated with infrared light was measured. The rate of heat-absorption from the sample by water evaporation was estimated. The temperature-reducing effect by evaporation heat of the sample during water-absorption was verified quantitatively by thermal conductivity analysis using finite element methods. While water-saturated, a 20% GFRP/clay ceramic sample could reduce the increase in temperature caused by radiant heat considerably, and for an extended duration. It is expected that such ceramics could be used in civil engineering materials to counteract the heat island phenomenon.Yusuke YASUDAHiroyuki KINOSHITAKentaro YASUIToshifumi YUJIYoshimi OKAMURAMitsuhiro SEZAKIRyuusuke KAWAMURAThe Japan Society of Mechanical Engineersarticleceramicsrecyclingwaste gfrppavement blockradiant heat-reducing effectMechanical engineering and machineryTJ1-1570ENMechanical Engineering Journal, Vol 3, Iss 4, Pp 16-00078-16-00078 (2016)
institution	DOAJ
collection	DOAJ
language	EN
topic	ceramics recycling waste gfrp pavement block radiant heat-reducing effect Mechanical engineering and machinery TJ1-1570
spellingShingle	ceramics recycling waste gfrp pavement block radiant heat-reducing effect Mechanical engineering and machinery TJ1-1570 Yusuke YASUDA Hiroyuki KINOSHITA Kentaro YASUI Toshifumi YUJI Yoshimi OKAMURA Mitsuhiro SEZAKI Ryuusuke KAWAMURA Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon
description	This study is aimed at the development of civil engineering materials such as pavement blocks and building tiles that can moderate the heat island phenomenon. This is achieved by exploiting properties such as the material porous structure, high water absorption capacity and high strength of ceramics produced by mixing clay and crushed waste glass fiber-reinforced plastic (GFRP) before firing. Fundamental properties, such as pore size distribution, water absorption capacity, solution pH after ceramic immersion, bending strength, freezing resistance performance and thermal conductivity of ceramic specimens with varying ratios of clay and GFRP were clarified. The radiant heat reduction performance of the ceramic was examined by measuring the surface temperatures of a ceramic sample made from clay, a ceramic sample made by mixing 20% GFRP with clay, and a mortar sample in water-saturated and dry states while their surfaces were irradiated with infrared light. To clarify the difference in temperature-reducing ability by evaporation heat on each sample, the amount of water evaporated from a sample that had absorbed water and was irradiated with infrared light was measured. The rate of heat-absorption from the sample by water evaporation was estimated. The temperature-reducing effect by evaporation heat of the sample during water-absorption was verified quantitatively by thermal conductivity analysis using finite element methods. While water-saturated, a 20% GFRP/clay ceramic sample could reduce the increase in temperature caused by radiant heat considerably, and for an extended duration. It is expected that such ceramics could be used in civil engineering materials to counteract the heat island phenomenon.
format	article
author	Yusuke YASUDA Hiroyuki KINOSHITA Kentaro YASUI Toshifumi YUJI Yoshimi OKAMURA Mitsuhiro SEZAKI Ryuusuke KAWAMURA
author_facet	Yusuke YASUDA Hiroyuki KINOSHITA Kentaro YASUI Toshifumi YUJI Yoshimi OKAMURA Mitsuhiro SEZAKI Ryuusuke KAWAMURA
author_sort	Yusuke YASUDA
title	Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon
title_short	Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon
title_full	Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon
title_fullStr	Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon
title_full_unstemmed	Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon
title_sort	ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon
publisher	The Japan Society of Mechanical Engineers
publishDate	2016
url	https://doaj.org/article/4a9577c3cd1043aba58bb892ee7d6ac5
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Ceramics utilizing glass fiber-reinforced plastic as civil engineering materials to counteract the heat island phenomenon

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