Performance evaluation of flow resistance and ultrafine particle deposition enhancement in an air duct equipped with V-Shaped winglet vortex generators

H Zhang, SS Nunayon, AC Lai - Building and Environment, 2020 - Elsevier
To reduce the energy consumption of ventilation and air-conditioning duct systems, high-
efficiency air filtration systems with a smaller pressure drop must be developed. In this work …

Particle deposition at patterned bend regions as a supplementary air cleaning technique in ventilation ducting systems

C Wang, H Xu, KC Chan, CYH Chao… - Aerosol Science and …, 2022 - Taylor & Francis
Particle deposition can occur at several locations of ventilation ducts, including straight
region and bend region, where could be a reservoir for microbes and affect the air quality of …

Hydraulic performance and deposition enhancement of ultrafine particles for in-duct twisted tapes under stationary and rotating conditions

H Zhang, X Jin, SS Nunayon, AC Lai - Applied Thermal Engineering, 2020 - Elsevier
Sustainable and energy-efficient air-conditioning systems require high-performance filtration
systems with low air resistance. Experimentally, we investigated different diameters of both …

Controlling the clustering behavior of particulate colloidal systems using alternating and rotating magnetic fields

DD Li, QN Chan, V Timchenko, GH Yeoh - Computational Particle …, 2021 - Springer
Particle aggregates are often formed in particulate colloids. Different biological and
industrial applications have specific preferences of particle cluster sizes. In this study, a …

Investigation of particles deposition in a square duct using optimized roughness elements for a sustainable environment

M Farhan, HM Rizwan, M Farooq… - Advances in …, 2021 - journals.sagepub.com
A sustainable environment is one of the major challenges in developing countries especially
in populated regions due to the industrialization and expansion of urban areas. The …

Experimental study on deposition enhancement of ultrafine particles in a duct flow by riblets

HH Zhang, SS Nunayon, ACK Lai - Applied Thermal Engineering, 2019 - Elsevier
High filtration for ultrafine particles (UFPs) has many potential energy-saving and
environmental applications. In this study, riblet surfaces with different geometries were …

[图书][B] Aerosol Deposition on Surface Microstructures in Turbulent Flow

H Xu - 2021 - search.proquest.com
Deposition of aerosol from turbulent airflow to a surface has received considerable attention
over the past few decades because of its significance in numerous applications. One of the …