Search Results - subject:"computational fluid dynamics (CFD)"

Exploring the influence of building form parameters on three-dimensional ventilation potential in urban centers : a case study of Nanjing, China

Wang, Weiwu; Luo, Yaozhi; Huan, Chen; Wang, Siyuan; … - In: Journal of urban management 13 (2024) 2, pp. 262-278

In urban areas, variations in the functional usage of buildings or their clusters directly influence the 2D/3D morphology of buildings which can lead to changes in the ventilation potential (VP) at different heights, but there is a lack of refined quantitative relationship analysis between 3D...

Persistent link: https://www.econbiz.de/10014580548

3D CFD Analysis of a Vertical Axis Wind Turbine

Alaimo, Andrea; Esposito, Antonio; Messineo, Antonio; … - In: Energies 8 (2015) 4, pp. 3013-3033

To analyze the complex and unsteady aerodynamic flow associated with wind turbine functioning, computational fluid … dynamics (CFD) is an attractive and powerful method. In this work, the influence of different numerical aspects on the accuracy …

Persistent link: https://www.econbiz.de/10011261875

Simulation of a Standalone, Portable Steam Generator Driven by a Solar Concentrator

Sabry, Mohamed; Nahas, Mouaaz; Al-Lehyani, Saud H. - In: Energies 8 (2015) 5, pp. 3867-3881

Solar energy is a good solution for energy-deficiency problems, especially in regions such ‎as rural areas in the Middle East that have not been electrified yet or are ‎under electrification. In ‎this paper, with the aid of a Computational Fluid Dynamics simulation, we propose a ‎system...

Persistent link: https://www.econbiz.de/10011274569

Numerical Study of Urban Canyon Microclimate Related to Geometrical Parameters

Vollaro, Andrea de Lieto; Simone, Giuseppe De; … - In: Sustainability 6 (2014) 11, pp. 7894-7905

In this study a microclimate analysis on a particular urban configuration: the—street canyon—has been carried out. The analysis, conducted by performing numerical simulations using the finite volumes commercial code ANSYS-Fluent, shows the flow field in an urban environment, taking into...

Persistent link: https://www.econbiz.de/10011099917

Experimental and Numerical Study of the Aerodynamic Characteristics of an Archimedes Spiral Wind Turbine Blade

Kim, Kyung Chun; Ji, Ho Seong; Kim, Yoon Kee; Lu, Qian; … - In: Energies 7 (2014) 12, pp. 7893-7914

aerodynamic characteristics and performance of the designed Archimedes wind turbine were examined using computational fluid … dynamics (CFD) simulations. The CFD simulations showed that the new type of wind turbine produced a power coefficient (C …

Persistent link: https://www.econbiz.de/10011082410

Examining the Impact of Greenspace Patterns on Land Surface Temperature by Coupling LiDAR Data with a CFD Model

Su, Weizhong; Zhang, Yong; Yang, Yingbao; Ye, Gaobin - In: Sustainability 6 (2014) 10, pp. 6799-6814

urban greenspace. Although coupling remote sensing data with a computational fluid dynamics (CFD) model has widely been used …

Persistent link: https://www.econbiz.de/10011030044

Investigation of the Wind Resource Assessment over 2D Continuous Rolling Hills Due to Tropical Cyclones in the Coastal Region of Southeastern China

Zhang, Mingming; Liu, Mengting - In: Energies 7 (2014) 2, pp. 913-933

based on a field test analysis of the coastal region of Southeast China. A computational fluid dynamics (CFD) method was …

Persistent link: https://www.econbiz.de/10010743121

An Insight into the Effect of Advanced Injection Strategies on Pollutant Emissions of a Heavy-Duty Diesel Engine

Meloni, Roberto; Naso, Vincenzo - In: Energies 6 (2013) 9, pp. 4331-4351

dwells between main and post phase were investigated via computational fluid dynamics (CFD) and large eddy simulation (LES …

Persistent link: https://www.econbiz.de/10011031068

Numerical Investigation of the Thermal Management Performance of MEPCM Modules for PV Applications

Tanuwijava, Abednego Oscar; Ho, Ching Jenq; Lai, Chi-Ming; … - In: Energies 6 (2013) 8, pp. 3922-3936

The efficiency of photovoltaic modules decreases as the cell temperature increases. It is necessary to have an adequate thermal management mechanism for a photovoltaic module, especially when combined with a building construction system. This study aims to investigate via computational fluid...

Persistent link: https://www.econbiz.de/10011031287