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Buildings, 2021 The present study investigates the issue of computer-aided daylight evaluation in an office room with a light shelf and dropped translucent ceiling. In this type of room, daylight is admitted from two sources: (i) a standard window in the wall and (ii ...
Marcin Brzezicki
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The Effectiveness of Light Shelf in Tropical Urban Context [PDF]
Environmental and Climate Technologies, 2016 Light shelf was developed to create uniform indoor illuminance. However, in hot climates the unshaded clerestory above the shelf transmits high solar heat gain.
Binarti Floriberta, Dewi Sinta
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Buildings, 2022 Some recent research in the area of light shelves has been focused on applying photovoltaic modules to light shelves to save building energy. However, due to the modules installed on the light shelf reflectors, most such light shelves have failed to ...
Heangwoo Lee, Sowon Han, Janghoo Seo
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Preliminary Study on the Performance Evaluation of a Light Shelf Based on Reflector Curvature
Energies, 2019 The consumption of lighting energy in buildings continues to rise, and many studies are being conducted to address this problem. As part of such initiatives, research is being performed on light shelves, which are natural lighting systems.
Heangwoo Lee, Janghoo Seo, Chang-ho Choi
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Buildings, 2016 Daylight can be considered as one of the most important principles of sustainable architecture. It is unfortunate that this is neglected by designers in Tehran, a city that benefits from a significant amount of daylight and many clear sunny days during ...
Mohammad Hossein Moazzeni +1 more
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Journal of Daylighting, 2020 This study aims to achieve a balance of daylight availability in the work-plane environments of a fully glazed facade integrated with a light shelf system using an optimization procedure that can assist architects with assessing the daylighting ...
Ali Ahmed Salem Bahdad +2 more
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Experimental Analysis on a 1:2 Scale Model of the Modified Double Light Pipe
Journal of Daylighting, 2022 This paper is focused on the daylighting system named Modified Double Light Pipe (MDLP) designed by the authors as an evolution of the Double Light Pipe to eliminate the drawbacks due to its encumbrance and the high luminance of its upper portion.
Paolo Zazzini +3 more
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Energies, 2023 A light shelf is a type of natural daylight system that brings natural light from the outside into an indoor space through a reflector and a ceiling surface. The introduction of light shelves has led to studies evaluating their efficiency.
Su-yeon Jung, Min-Goo Lee, Heangwoo Lee
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Journal of Daylighting, 2022 Tropical countries such as Malaysia receives a significant amount of daylight. The utilisation of this renewable resource in a high-rise office building leads to opportunities and challenges.
Christopher Heng Yii Sern +2 more
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Shelf life of Tomato (Solanum lycopersicum) in different post-harvest treatments [PDF]
International Research Journal of Science, Technology, Education, and Management, 2023 This study was carried out in order to evaluate the tomato's (Solanum lycopersicum) shelf life in different postharvest treatments in terms of color, firmness, percent weight loss, and percent weight of tomato.
Justine V. Gemida +2 more
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