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Zhe Xu, Bing Guan, Lixin Wei, Shuangqing Chen, Minghao Li and Xiaoyu Jiang
The development of hydrogen-blended natural gas (HBNG) increases the risk of gas transportation and presents challenges for pipeline security in utility tunnels. The objective of this study is to investigate the diffusion properties of HBNG in utility tu...
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Ángel Benigno González-Avilés, Carlos Pérez-Carramiñana, Antonio Galiano-Garrigós and María Isabel Pérez-Millán
Over the last decade there has been a proliferation of glamping architecture. This study analyses the energy performance of geodesic domes for use in tourist glamping compared to more conventional prismatic architectural solutions. The energy analysis of...
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Araceli Peña-Fernández, Manuel A. Colón-Reynoso and Pilar Mazuela
Greenhouses are instrumental in the advancement of regions globally. The geometric arrangement of these structures plays a pivotal role in governing sunlight distribution, facilitating ventilation, and managing condensation. The roof?s shape significantl...
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Long Bin Tan and Linus Yinn Leng Ang
This study aims to tackle the challenge of high noise levels on balconies while preserving natural ventilation. Eight innovative balcony designs, incorporating elements like diffuser edges, undulating ceilings, Helmholtz resonators, grooves, or sound tra...
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Yaogen Peng, Huijun Mao, Zhichao Liu and Cheng Wei
Natural ventilation is one of the vital means for passive energy-efficient design in green buildings. As a widely used building façade, the perforated plate is mostly utilized for appearance decoration, noise absorption, and sun shading, but its impact o...
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Omar S. Asfour, Osama Mohsen and Jamal Al-Qawasmi
This study investigates the impact of building grouping patterns on enhancing shading in public open spaces, considering different solar orientations, housing densities, and the hot climatic conditions of Saudi Arabia. The study considered a set of envir...
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Isabelle Y. S. Chan and Hao Chen
Due to the inherent limitations of underground spaces, such as the lack of natural ventilation and sunlight, underground space users tend to face more health risks compared with their aboveground counterparts. However, little is known about how the under...
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Jiacheng Ye, Jing Zhang, Yuebing Wang and Peng Zhao
This paper presents the simulation results of the acoustic field around an underwater supercavitation vehicle under various operating conditions and analyzes the cavitation phenomenon and the hydrodynamic noise spectrum. Regarding the ventilated cavitati...
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Se-Jun Park, In-Bok Lee, Sang-Yeon Lee, Jun-Gyu Kim, Young-Bae Choi, Cristina Decano-Valentin, Jeong-Hwa Cho, Hyo-Hyeog Jeong and Uk-Hyeon Yeo
A Venlo-type greenhouse with a continuous roof vent (CR-Venlo greenhouse) was proposed by the Ministry of Agriculture, Food and Rural Affairs, South Korea (2019) for natural ventilation even during summers. It is ventilated through the buoyancy effect of...
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Pau Chung Leng, Siew Bee Aw, Nor Eeda Haji Ali, Gabriel Hoh Teck Ling, Yoke Lai Lee and Mohd Hamdan Ahmad
This paper studies the effectiveness of a solar chimney for improving ventilation and air-exchange rates in multi-storey public housing in tropical climates for the potential mitigation of airborne disease transmission. Virtual models of a typical apartm...
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