Thermal sources of low power and their caricena hazard to the atmosphere of the cities of the Irkutsk region
Тепловые источники малой мощности и их канцерогенная опасность для атмосферы городов Иркутской области
2020-01-01
SCID: 54.1/22q7pt2f
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Irkutsk region air pollutionincomplete combustion productslow-power boiler housespolycyclic aromatic hydrocarbonsstratified solid-fuel combustion
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Abstract (AI)
Abstract In the article, we presented the results of experiments in the stratified burning of solid fuels in “low” power boiler houses and household furnaces. We also studied the dynamics in which the products of incomplete combustion of coal and wood, i.e. carbon monoxide, soot, benzo(a)pyrene and other polycyclic aromatic hydrocarbons (PAHs), are emitted. The paper shows the non-stationarity of the combustion process taking into account the proposed method for calculating emissions of hazardous substances. The article also determines their specific emissions during the combustion of coal and firewood in the Eastern Siberia region. The paper contains the characteristics of “low” power heat sources and the assessment of their incomplete combustion products for the atmosphere of the Irkutsk region cities. It also proposes measures to reduce emissions of hazardous substances into the environment.
Key Findings
1
Coal and firewood combustion emitted incomplete-combustion products including carbon monoxide, soot, benzo(a)pyrene, and other polycyclic aromatic hydrocarbons.
2
Experiments characterized stratified solid-fuel combustion in low-power boiler houses and household furnaces.
3
Specific emissions from coal and firewood combustion were determined for Eastern Siberia and used to assess urban atmospheric impacts in the Irkutsk region.
4
The combustion process was non-stationary, requiring the proposed method to calculate hazardous-substance emissions.
5
The study proposed measures to reduce hazardous emissions from low-power thermal sources.
Research Object
Low-power boiler houses and household furnaces burning coal and firewood in cities of the Irkutsk region
Research Subject
Non-stationary incomplete-combustion emissions of carbon monoxide, soot, benzo(a)pyrene, and other PAHs, including their specific emission rates and atmospheric hazard
Publication Details
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2020-01-01
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