A Monitoring and Sampling Platform for Air Pollutants on a Rotary-Wing Unmanned Aerial Vehicle: Development and Application DOI Creative Commons

Xinli Kong,

Xiaojing Dou,

Hefan Liu

и другие.

Atmosphere, Год журнала: 2025, Номер 16(5), С. 613 - 613

Опубликована: Май 17, 2025

Complex air pollution, including particulate matter and ozone, is a significant environmental issue in China, with volatile organic compounds (VOCs) as key precursors. Traditional ground-based monitoring methods struggle to capture the vertical distribution changes of pollutants troposphere. To address this, we developed sampling platform using quadcopter unmanned aerial vehicle (UAV). The platform, equipped lightweight quartz canisters miniaturized sensors, collects samples for VOC analysis data on meteorological parameters matter. Performance tests showed had less than 15% adsorption loss, sample storage stability exceeding 80% over three days. Sensor strong correlations standard instruments (R2 > 0.80). Computational fluid dynamics simulations optimized sampler’s inlet position ascertained that ascending flight mitigates rotor-induced recirculation. Field campaigns were conducted at six sites along Chengdu Metropolitan Circle Ring Expressway. Vertical from 0~300 m revealed concentrations peaked 50~70 m. Near-surface VOCs dominated by alkanes, while aromatics found concentrated 150~250 m, indicating regional transport influences. results confirmed platform’s effectiveness pollutant analysis.

Язык: Английский

A Monitoring and Sampling Platform for Air Pollutants on a Rotary-Wing Unmanned Aerial Vehicle: Development and Application DOI Creative Commons

Xinli Kong,

Xiaojing Dou,

Hefan Liu

и другие.

Atmosphere, Год журнала: 2025, Номер 16(5), С. 613 - 613

Опубликована: Май 17, 2025

Complex air pollution, including particulate matter and ozone, is a significant environmental issue in China, with volatile organic compounds (VOCs) as key precursors. Traditional ground-based monitoring methods struggle to capture the vertical distribution changes of pollutants troposphere. To address this, we developed sampling platform using quadcopter unmanned aerial vehicle (UAV). The platform, equipped lightweight quartz canisters miniaturized sensors, collects samples for VOC analysis data on meteorological parameters matter. Performance tests showed had less than 15% adsorption loss, sample storage stability exceeding 80% over three days. Sensor strong correlations standard instruments (R2 > 0.80). Computational fluid dynamics simulations optimized sampler’s inlet position ascertained that ascending flight mitigates rotor-induced recirculation. Field campaigns were conducted at six sites along Chengdu Metropolitan Circle Ring Expressway. Vertical from 0~300 m revealed concentrations peaked 50~70 m. Near-surface VOCs dominated by alkanes, while aromatics found concentrated 150~250 m, indicating regional transport influences. results confirmed platform’s effectiveness pollutant analysis.

Язык: Английский

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