Search Results - "Weerasuriya, A.U."

A holistic framework to utilize natural ventilation to optimize energy performance of residential high-rise buildings by Weerasuriya, A.U., Zhang, Xuelin, Gan, Vincent J.L., Tan, Yi

“…A novel holistic framework was established using Building Information Modelling (BIM) to estimate accurately the potential of natural ventilation of…”
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Simulation of twisted wind flows in a boundary layer wind tunnel for pedestrian-level wind tunnel tests by Tse, K.T., Weerasuriya, A.U., Kwok, K.C.S.

“…Topography-induced twisted wind flows are frequently observed in Hong Kong due to the abundance existence of mountains. Observed twisted wind profiles are with…”
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Effects of twisted wind flows on wind conditions in passages between buildings by Tse, K.T., Weerasuriya, A.U., Zhang, Xuelin, Li, S.W., Kwok, K.C.S.

“…The hilly terrain in Hong Kong detour winds and generate twisted wind profiles, which have varying wind directions along the profile's height. Twisted winds…”
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Pedestrian-level wind environment around isolated buildings under the influence of twisted wind flows by Tse, K.T., Weerasuriya, A.U., Zhang, X., Li, S., Kwok, K.C.S.

“…The influence of twisted wind flows on pedestrian-level wind environments was evaluated by using two twisted wind profiles (TWP) in a boundary layer wind…”
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Equivalent wind incidence angle method: A new technique to integrate the effects of twisted wind flows to AVA by Weerasuriya, A.U., Tse, K.T., Zhang, Xuelin, Kwok, K.C.S.

“…This paper presents a novel and cost-effective method to replicate modified pedestrian level wind (PLW) fields in twisted winds using a conventional wind…”
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Integrating twisted wind profiles to Air Ventilation Assessment (AVA): The current status by Weerasuriya, A.U., Tse, K.T., Zhang, Xuelin, Kwok, K.C.S.

“…Twisted wind flows generated by the complex terrain of Hong Kong induce two types of complication to Air Ventilation Assessment (AVA), first, imposing a false…”
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Wind direction field under the influence of topography, part I: A descriptive model by Weerasuriya, A U, Hu, Z Z, Li, S W, Tse, K T

“…In both structural and environmental wind engineering, the vertical variation of wind direction is important as it impacts both the torsional response of the…”
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Wind direction field under the influence of topography: part II: CFD investigations by Li, S W, Hu, Z Z, Tse, K T, Weerasuriya, A U

“…Though hilly topography influences both wind speeds and directions aloft, only the influence on wind speeds, i.e. the speed-up effect, has been thoroughly…”
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Wind direction field under the influence of topography: part II: CFD investigations by Li, S.W, Hu, Z.Z, Tse, K.T, Weerasuriya, A.U

“…Though hilly topography influences both wind speeds and directions aloft, only the influence on wind speeds, i.e. the speed-up effect, has been thoroughly…”
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Wind direction field under the influence of topography, part I: A descriptive model by Weerasuriya, A.U, Hu, Z.Z, Li, S.W, Tse, K.T

“…In both structural and environmental wind engineering, the vertical variation of wind direction is important as it impacts both the torsional response of the…”
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CFD simulation of natural ventilation of a generic building in various incident wind directions: Comparison of turbulence modelling, evaluation methods, and ventilation mechanisms by Zhang, Xuelin, Weerasuriya, A.U., Tse, K.T.

“…•Single-sided and cross- ventilations are evaluated using RANS and LES simulations.•LES accurately models the wind fields while RANS with RLZ has satisfactory…”
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Optimum design parameters for a venturi-shaped roof to maximize the performance of building-integrated wind turbines by Ye, Xiulan, Zhang, Xuelin, Weerasuriya, A.U., Hang, Jian, Zeng, Liyue, Li, Cruz Y.

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Numerical investigation of the effects of environmental conditions, droplet size, and social distancing on droplet transmission in a street canyon by Fan, Xiaodan, Zhang, Xuelin, Weerasuriya, A.U., Hang, Jian, Zeng, Liyue, Luo, Qiqi, Li, Cruz Y., Chen, Zhenshun

“…This study investigated interpersonal droplet transmission between a healthy and an infected person in a two-dimensional (2D) street canyon using Computational…”
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Designing green walls to mitigate fine particulate pollution in an idealized urban environment by Qian, Xingyu, Zhang, Xuelin, Weerasuriya, A.U., Zhai, John

“…•Green wall designs were evaluated for their pollution mitigation efficiency.•Leeward planting best reduces fine particulate pollution on both sidewalk…”
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Cross-ventilation of a generic building with various configurations of external and internal openings by Zhang, Xuelin, Weerasuriya, A.U., Wang, Jiayao, Li, Cruz Y., Chen, Zengshun, Tse, K.T., Hang, Jian

“…Cross-ventilation is the most effective mode of wind-driven natural ventilation but completely depends on the external openings and internal layout. This study…”
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Selecting suitable passive design strategies for residential high-rise buildings in tropical climates to minimize building energy demand by Perera, Udara Sachinthana, Weerasuriya, A.U., Zhang, Xuelin, Ruparathna, R., Tharaka, M.G.I., Lewangamage, C.S.

“…Passive design strategies (PDS) are a fitting solution to reduce the ever-growing energy cost of residential high-rise buildings in tropical regions. However,…”
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Explainable Machine Learning (XML) to predict external wind pressure of a low-rise building in urban-like settings by Meddage, D.P.P., Ekanayake, I.U., Weerasuriya, A.U., Lewangamage, C.S., Tse, K.T., Miyanawala, T.P., Ramanayaka, C.D.E.

“…This study used explainable machine learning (XML), a new branch of Machine Learning (ML), to elucidate how ML models make predictions. Three tree-based…”
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Performance evaluation of population-based metaheuristic algorithms and decision-making for multi-objective optimization of building design by Weerasuriya, A.U., Zhang, Xuelin, Wang, Jiayao, Lu, Bin, Tse, K.T., Liu, Chun-Ho

“…Optimization algorithms and decision-making techniques are major components of multi-objective optimization. This study evaluated the performance of…”
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Integrating topography-modified wind flows into structural and environmental wind engineering applications by Tse, K.T., Weerasuriya, A.U., Hu, Gang

“…Topographical features alter the trajectory of wind on the horizontal and vertical planes by creating yaw and pitch angles of wind. Near mountains,…”
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Optimizing Lift-up Design to Maximize Pedestrian Wind and Thermal Comfort in ‘Hot-Calm’ and ‘Cold-Windy’ Climates by Weerasuriya, A.U., Zhang, Xuelin, Lu, Bin, Tse, K.T., Liu, Chun-Ho

“…•An automated framework is developed to optimize lift-up design.•The framework combines an ANN model, Genetic Algorithm and CFD simulation.•Two wind and…”
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