Investigation of aerosol dispersion and air purifier performance in a ...

Investigation of aerosol dispersion and air purifier performance in a hospital patient room using CFD and measurements ... Transmission of airborne disease is a ...

Investigation of aerosol dispersion and air purifier performance in a hospital patient room using CFD and measurements. Maverick Chan1*, Steve Rogak2, and ...

Investigation of aerosol dispersion and air purifier performance in a ...

Curtains resulted in a modest increase in delay and decay times, less so when combined with purifiers. The aerosol decay rate was in most cases higher than ...

Investigation of aerosol dispersion and air purifier performance in a ...

Transmission of airborne disease is a concern in many indoor spaces. Recent studies have identified correlations between poor indoor air quality (IAQ) and ...

Experimental investigation of indoor aerosol dispersion and ...

The aims are to offer quantitative insight into the effect of common face masks and ventilation/air purification, and to provide relevant experimental metrics ...

The effect of air purifiers and curtains on aerosol dispersion ... - NCBI

Airborne particles >1 μm are easily filtered by almost any building air handling unit but will be distributed by the gentle air currents found ...

Dispersion of droplets due to the use of air purifiers during summer

Conversely, when the air purifier was operated in the high mode (flow rate = 500 CMH; cubic meters per hour), the loss rate showed that the ...

Prediction of Air Purifier Effectiveness for Eliminating Exhaled ...

High-efficiency particulate air (HEPA) filter purifiers are a recommended method for eliminating respiratory airborne droplets. In this study, the movement ...

Efficacy of Portable Air Cleaners and Masking for Reducing Indoor ...

Using two HEPA air cleaners close to the aerosol source reduced the aerosol exposure of the uninfected participants and speaker by up to 65%. A ...

Exploring the long-term performance of air purifiers in removing ...

After 12 months of operation, particulate matter (PM) concentrations rose by 92.7% and 76.5% in oily and non-oily fume environments, ...

Investigation of the Effect of Aerosol Deposition by Applying ... - lidsen

Electrostatic precipitators and high-efficiency particulate air (HEPA) filters successfully reduce ambient air pollution. However, it is important to note ...

The effect of air purifiers and curtains on aerosol dispersion and ...

Curtains resulted in a modest increase in delay and decay times, less so when combined with purifiers. The aerosol decay rate was in most cases ...

The effect of air purifiers on aerosol dispersion and removal in multi ...

The main room under investigation was supplied by an older Heating Ventilation and Air Conditioning (HVAC) system. Air Changes per Hour (ACH) is ...

Use of Portable Air Purification Systems to Eliminate Aerosol ...

Measurements and calculations demonstrate that indoor air purification systems can be effective measures to eliminate airborne particles. The air cleaning ...

The effect of air purifiers on aerosol dispersion and removal in multi ...

NaCl particle concentrations were measured around the room following a tracer aerosol release for 27 configurations of air purifiers and ...

Computational and experimental study of aerosol dispersion in a ...

In particular, the effect of ventilation air recycling ratio on aerosol concentration decay rate is considered. We concentrate on particles smaller than 10 μm ...

[PDF] Transmission and reduction of aerosols in classrooms using ...

Investigation of aerosol dispersion and air purifier performance in a hospital patient room using CFD and measurements ... 2023. This study focuses on the effect ...

Using portable air purifiers to reduce airborne transmission of ...

In this report, we used CFD modelling to investigate the efficiency of using portable air purifiers containing HEPA filters to reduce airborne ...

Assessing Indoor Air Quality and Ventilation to Limit Aerosol ... - MDPI

These measurements either produced qualitative results, such as a visualization of the dispersion of aerosols, or quantitative results, such as the number of ...

Real-World Effectiveness of Portable Air Cleaners in Reducing ...

The intervention was air filtration with PAC operated with the HEPA filter set installed (“filter” condition) versus removed (“sham” condition, i.e., control).