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Low-Cost PM 2.5 Sensor and Cost-Effective Air Purification Study for Household Implementation

  • King Mongkut's Institute of Technology Ladkrabang

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

Particulate matters (PM) 2.5 is one of the most growing concerns during the past few years. Most effectively, air purifiers can reduce harmful PM in any closed spaces. However, economical affordability and health awareness still becomes a limit of device's viability, especially for lower middle-income countries. This study aims to investigate a low-cost PM 2.5 sensor (LCPMS) to quantify a cost-effective household solution of air purification by applying HEP A filter on a cooling fan. In evaluation of various factors involved in venting positions, filter layers, layout configurations, LCPMS can provide quantitative information to determine feasibility of cost-effective solution, reducing air pollution at the efficiency of 91.23% and 96.44% for 1 and 2 filters, respectively, in a range of 43 to 264 μg.m-3 PM2.5 level. Ultimately, the solution was validated on 22-inch conventional fan in 27-m2 room, explicitly confirming a substantial reduction of indoor air pollution by 64.4 % within 20 minutes at a cost less than 5 USD.

Original languageEnglish
Title of host publicationITC-CSCC 2022 - 37th International Technical Conference on Circuits/Systems, Computers and Communications
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages601-604
Number of pages4
ISBN (Electronic)9781665485593
DOIs
Publication statusPublished - 2022
Externally publishedYes
Event37th International Technical Conference on Circuits/Systems, Computers and Communications, ITC-CSCC 2022 - Phuket, Thailand
Duration: 5 Jul 2022 → 8 Jul 2022

Publication series

NameITC-CSCC 2022 - 37th International Technical Conference on Circuits/Systems, Computers and Communications

Conference

Conference37th International Technical Conference on Circuits/Systems, Computers and Communications, ITC-CSCC 2022
Country/TerritoryThailand
CityPhuket
Period5/07/22 → 8/07/22

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • air pollution
  • indoor air quality
  • low-cost PM 2.5 sensor

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