Accuracy of CFD simulations on indoor air ventilation: application of grid convergence index on underfloor air distribution (UFAD) system design / Nor Azira Mohd Zainuddin … [et al.]

• Main Authors: Mohd Zainuddin, Nor Azira, Jerai, Fauziah, Abd Razak, Azli, Mohamad, Mohd Faizal
• Format: Article
• Language: English
• Published: Faculty of Mechanical Engineering Universiti Teknologi MARA (UiTM) 2023
• Subjects: Fluid dynamics; Heating and ventilation. Air conditioning
• Online Access: https://ir.uitm.edu.my/id/eprint/84118/1/84118.pdf; https://doi.org/10.24191/jmeche.v20i3.23908; https://ir.uitm.edu.my/id/eprint/84118/; https://doi.org/10.24191/jmeche.v20i3.23908

Underfloor air distribution system (UFAD) mesh flow velocity was simulated using Computational Fluid Dynamics (CFD). Three mesh sizes were used to explore the domain's core x-y plane velocity contour and profiles. Compared to medium and fine, the coarse mesh underestimated the velocity signific...