Flow pattern around traditional malay house using enhanced smoke wire technique in a boundary layer wind tunnel

Kamil Khalili, Haji Abdullah and Nurizzatul Atikha, Rahmat and Khairun Adhani, Khairunizam (2022) Flow pattern around traditional malay house using enhanced smoke wire technique in a boundary layer wind tunnel. In: IET Conference Proceedings. 2022 Engineering Technology International Conference, ETIC 2022 , 7 - 8 September 2022 , Kuantan, Virtual. pp. 49-56., 2022 (22). ISSN 2732-4494 ISBN 978-183953782-0 (Published)

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Abstract

Traditional Malay houses are well-known for their excellent natural ventilation. The claim was supported in a study which compared the temperature measurements in traditional Malay houses with temperature measurements in modern homes. However, few flow pattern studies have proven this fact. This paper aims to understand this phenomenon qualitatively by utilising smoke lines produced by the smoke wire technique to observe the flow pattern around a single model traditional Malay house mounted over a smooth plate in a small-scaled quasi-atmospheric boundary layer wind tunnel. Observation of the conventional model house has highlighted several common and unique flow patterns from the high-speed footage. The smoke visualisation technique will provide flow visualisation and capture using a high-speed camera at 1000 fps. In addition, the paper also focuses on developing improvements for the smoke-wire technique system by upgrading the controlled drip valve and adding a tensioner system. Limitations and the ideal conditions have been recorded for the smoke-wire technique, which improved the overall quality of the observation. The models were used did not have any opening or only a single opening has started to show good natural ventilation. However, having only inlets for the airflow has failed to show observable good natural ventilation.

Item Type: Conference or Workshop Item (Lecture)
Additional Information: Indexed by Scopus
Uncontrolled Keywords: Boundary layer wind tunnel; Flow pattern; Flow visualisation; Smoke wire technique; Traditional malay house
Subjects: T Technology > T Technology (General)
T Technology > TA Engineering (General). Civil engineering (General)
T Technology > TJ Mechanical engineering and machinery
T Technology > TL Motor vehicles. Aeronautics. Astronautics
Faculty/Division: College of Engineering
Faculty of Mechanical and Automotive Engineering Technology
Depositing User: Mr Muhamad Firdaus Janih@Jaini
Date Deposited: 30 Sep 2024 04:35
Last Modified: 30 Sep 2024 04:35
URI: http://umpir.ump.edu.my/id/eprint/41999
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