Abstract
Exposure to mining-induced particulate matter (PM) including coal dust and diesel particulate matter (DPM) causes severe respiratory diseases such as coal workers’ pneumoconiosis (CWP) and lung cancer. Limited spatiotemporal resolution of current PM monitors causes miners to be exposed to unknown PM concentrations, with increased overexposure risk. Low-cost PM sensors offer a potential solution to this challenge with their capability in characterizing PM concentrations with high spatiotemporal resolution. However, their application in underground mines has not been explored. With the aim of examining the potential application of low-cost sensors in underground mines, a critical review of the present status of PM sensor research is conducted. The working principles of present PM monitors and low-cost sensors are compared. Sensor error sources are identified, and comprehensive calibration processes are presented to correct them. Evaluation protocols are proposed to evaluate sensor performance prior to deployment, and the potential application of low-cost sensors is discussed.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 1475-1490 |
| Number of pages | 16 |
| Journal | International Journal of Minerals, Metallurgy and Materials |
| Volume | 29 |
| Issue number | 8 |
| DOIs | |
| State | Published - Aug 2022 |
Bibliographical note
Funding Information:The authors would like to acknowledge the financial support from Women’s Auxiliary to the American Institute of Mining, Metallurgical and Petroleum Engineers (WAAIME) of the Society for Mining, Metallurgy and Exploration (SME) Scholarship Fund for their scholarship to Nana Amoako Amoah during his Ph. D. study.
Publisher Copyright:
© 2022, University of Science and Technology Beijing.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- air quality
- low-cost sensors
- particulate matter
- sensor calibration
- underground mine
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