Thermal Performance of Horizontal Fixed Sun Shading Device

Earlier investigations on passive cooling methods applied software modelling, and the findings were not confirmed through field measurement. Hence, this study applied a stationary experiment on a real structure and weather conditions employing horizontal sun shading (SDH). The purpose of this study...

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Main Authors: Gimat, Mohd Fadlullah, Mat Sulaiman, Mohd Khairul Azhar, Abd Malek, Mohd Iskandar, Mohd Nor, Mohd Farihan Irfan
Format: Article
Language:English
Published: uthm 2023
Subjects:
Online Access:http://eprints.uthm.edu.my/11655/1/J16175_72452410e5752701e13c5650c07b2a0a.pdf
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author Gimat, Mohd Fadlullah
Mat Sulaiman, Mohd Khairul Azhar
Abd Malek, Mohd Iskandar
Mohd Nor, Mohd Farihan Irfan
author_facet Gimat, Mohd Fadlullah
Mat Sulaiman, Mohd Khairul Azhar
Abd Malek, Mohd Iskandar
Mohd Nor, Mohd Farihan Irfan
author_sort Gimat, Mohd Fadlullah
collection UTHM
description Earlier investigations on passive cooling methods applied software modelling, and the findings were not confirmed through field measurement. Hence, this study applied a stationary experiment on a real structure and weather conditions employing horizontal sun shading (SDH). The purpose of this study was to compare the performance of fixed passive sun-shading devices put on to the bare façade of three-story terrace shophouses in Malaysia. The experiment findings revealed that SDH significantly improved the internal thermal environment by lowering the average monthly indoor air temperature (Ta) by 0.98 K and the peak temperature by 2.11 K. SDH is also effective during the warmest sunny days, lowering 1.23 K on average for the day. Meanwhile, SDH reduced the temperature in the control room by 5.40 K during the warmest peak time. When it came to indoor mean radiant temperature (Tmrt), SDH performed better than the control room in the very hot peak over a month (2.38 K) and on the highest temperature of the day (7.70 K). Finally, it can be inferred that SDH worked better from late at night until early in the morning, cooling the room temperature faster. This quiescent choice is one of the best for enhancing a building's internal thermal performance while also possibly contributing to a decrease in operational energy consumption.
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spelling uthm.eprints-116552024-10-29T04:23:25Z http://eprints.uthm.edu.my/11655/ Thermal Performance of Horizontal Fixed Sun Shading Device Gimat, Mohd Fadlullah Mat Sulaiman, Mohd Khairul Azhar Abd Malek, Mohd Iskandar Mohd Nor, Mohd Farihan Irfan TH8001-8581 Decoration and decorative furnishings Earlier investigations on passive cooling methods applied software modelling, and the findings were not confirmed through field measurement. Hence, this study applied a stationary experiment on a real structure and weather conditions employing horizontal sun shading (SDH). The purpose of this study was to compare the performance of fixed passive sun-shading devices put on to the bare façade of three-story terrace shophouses in Malaysia. The experiment findings revealed that SDH significantly improved the internal thermal environment by lowering the average monthly indoor air temperature (Ta) by 0.98 K and the peak temperature by 2.11 K. SDH is also effective during the warmest sunny days, lowering 1.23 K on average for the day. Meanwhile, SDH reduced the temperature in the control room by 5.40 K during the warmest peak time. When it came to indoor mean radiant temperature (Tmrt), SDH performed better than the control room in the very hot peak over a month (2.38 K) and on the highest temperature of the day (7.70 K). Finally, it can be inferred that SDH worked better from late at night until early in the morning, cooling the room temperature faster. This quiescent choice is one of the best for enhancing a building's internal thermal performance while also possibly contributing to a decrease in operational energy consumption. uthm 2023 Article PeerReviewed text en http://eprints.uthm.edu.my/11655/1/J16175_72452410e5752701e13c5650c07b2a0a.pdf Gimat, Mohd Fadlullah and Mat Sulaiman, Mohd Khairul Azhar and Abd Malek, Mohd Iskandar and Mohd Nor, Mohd Farihan Irfan (2023) Thermal Performance of Horizontal Fixed Sun Shading Device. INTERNATIONAL JOURNAL OF SUSTAINABLE CONSTRUCTION ENGINEERING AND TECHNOLOGY, 14 (2). pp. 205-213. ISSN 2180-3242 https://doi.org/10.30880/ijscet.2023.14.02.021
spellingShingle TH8001-8581 Decoration and decorative furnishings
Gimat, Mohd Fadlullah
Mat Sulaiman, Mohd Khairul Azhar
Abd Malek, Mohd Iskandar
Mohd Nor, Mohd Farihan Irfan
Thermal Performance of Horizontal Fixed Sun Shading Device
title Thermal Performance of Horizontal Fixed Sun Shading Device
title_full Thermal Performance of Horizontal Fixed Sun Shading Device
title_fullStr Thermal Performance of Horizontal Fixed Sun Shading Device
title_full_unstemmed Thermal Performance of Horizontal Fixed Sun Shading Device
title_short Thermal Performance of Horizontal Fixed Sun Shading Device
title_sort thermal performance of horizontal fixed sun shading device
topic TH8001-8581 Decoration and decorative furnishings
url http://eprints.uthm.edu.my/11655/1/J16175_72452410e5752701e13c5650c07b2a0a.pdf
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