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소규모 도장공장의 내부 공기질 개선을 위한 오염입자제거시스템 적용에 관한 연구

A Study on the Application of Pollutant Particle Removal System for the Improvement of Indoor Air Quality in Small Paint Factory

  • 투고 : 2020.07.03
  • 심사 : 2020.08.19
  • 발행 : 2020.11.30

초록

Workers working indoors in a building have a problem with health threats caused by secondary pollutants in the factory environment, as well as fine dust pollutants. Among them, paint over-spray factories with more than 7,000 small-scale paint and coding booths in korea emit polycarbonate and volatile pollutants. Therefore, in this study, to improve the indoor air quality in a small-scale paint over-spray factory, a pollutant removal system (FLCS-IAQ; Facility Life Care System Indoor Air Quality) for removing thinner and volatile organic compounds was proposed based on IoT sensor technology. As a result of conducting CFD simulation and VOCs removal test for chamber and AC unit installed inside the system for the technical suitability of the system, it was found that two pollutant particles such as VOCs are possible. As a result of removal of VOCs based on demonstration test, particle collection efficiency was the highest and 93% VOCs removal efficiency was shown when the ratio of paint aerosol and sorbent supply was set at 1:1. VOCs inlet concentration was 140 ppm and outlet concentration was about 10 ppm, and the average VOCs removal of about 93% was confirmed during the test. In the future, it is expected that additional research on the installation location and number depending on the scale of the paint over-spray factory will be possible, but it is also possible to expand the indoor air pollution pattern and ventilation equipment according to the working pattern, and also to the painting for the interior site.

키워드

과제정보

이 연구는 2018년도 한국연구재단 연구비 지원에 의한 결과의 일부임. 과제번호 : NRF-2018R1D1A1B07051190

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