The nexus of the indoor CO2 concentration and ventilation demands underlying CO2-based demand-controlled ventilation in commercial buildings: A critical review

X Lu, Z Pang, Y Fu, Z O'Neill - Building and Environment, 2022 - Elsevier
Abstract The carbon dioxide (CO 2)-based demand-controlled ventilation (DCV) has
attracted prompt attention from the Heating, Ventilation, and Air-Conditioning (HVAC) …

A novel CO2-based demand-controlled ventilation strategy to limit the spread of COVID-19 in the indoor environment

B Li, W Cai - Building and Environment, 2022 - Elsevier
Ventilation is of critical importance to containing COVID-19 contagion in indoor
environments. Kee** the ventilation rate at high level is recommended by many …

[HTML][HTML] Assessing indoor air quality and ventilation to limit aerosol dispersion—Literature review

N Hobeika, C García-Sánchez, PM Bluyssen - Buildings, 2023 - mdpi.com
The COVID-19 pandemic highlighted the importance of indoor air quality (IAQ) and
ventilation, which researchers have been warning about for years. During the pandemic …

Safe CO2 threshold limits for indoor long-range airborne transmission control of COVID-19

X Lyu, Z Luo, L Shao, H Awbi, SL Piano - Building and Environment, 2023 - Elsevier
CO 2-based infection risk monitoring is highly recommended during the current COVID-19
pandemic. However, the CO 2 monitoring thresholds proposed in the literature are mainly for …

[HTML][HTML] Impact of supplementary air filtration on aerosols and particulate matter in a UK hospital ward: a case study

MJ Butler, D Sloof, C Peters, AC Morris… - Journal of Hospital …, 2023 - Elsevier
Background Aerosol spread of severe acute respiratory syndrome coronavirus-2 (SARS-
CoV-2) is a major problem in hospitals, leading to an increase in supplementary high …

Estimating Air Change Rate in Mechanically Ventilated Classrooms Using a Single CO2 Sensor and Automated Data Segmentation

B Du, I Reda, D Licina, C Kapsis, D Qi… - … science & technology, 2024 - ACS Publications
With a growing emphasis on indoor air quality (IAQ) in educational environments, CO2
monitoring in classrooms has become commonplace. CO2 data can be used to estimate …

A review of gas measurement practices and sensors for tunnels

JJ Cepa, RM Pavón, P Caramés, MG Alberti - Sensors, 2023 - mdpi.com
The concentration of pollutant gases emitted by traffic in a tunnel affects the indoor air quality
and contributes to structural deterioration. Demand control ventilation systems incur high …

[HTML][HTML] Exploring high-rise preventive ventilation: experimental investigation of inter-zone air pressurization with tracer gas analysis

I Reda, E Ali, J Berquist, C Shu, X Zhang, M Aram… - Building and …, 2024 - Elsevier
Over the past four years, five major variants of the SARS-CoV-2 virus have circulated
globally, causing seven million deaths. Meanwhile, specific preventative ventilation …

Understanding teachers' experiences of ventilation in California K‐12 classrooms and implications for supporting safe operation of schools in the wake of the COVID …

A Sanguinetti, S Outcault, T Pistochini, M Hoffacker - Indoor Air, 2022 - Wiley Online Library
Classrooms are often under‐ventilated, posing risks for airborne disease transmission as
schools have reopened amidst the COVID‐19 pandemic. While technical solutions to ensure …

Quantifying spatiotemporal variability in occupant exposure to an indoor airborne contaminant with an uncertain source location

JE Castellini Jr, CA Faulkner, W Zuo, MD Sohn - Building Simulation, 2023 - Springer
Well-mixed zone models are often employed to compute indoor air quality and occupant
exposures. While effective, a potential downside to assuming instantaneous, perfect mixing …