燃煤电厂烟气脱硫工艺对大气二氧化硫污染浓度影响研究

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文章编号：1674-6139（2026）03-0084-05

中图分类号：X831文献标志码：B

Impact of Flue Gas Desulfurization Process in Coal -fired Power Plants on Atmospheric Sulfur Dioxide Pollution Concentration

Li Sailai1，Xiao Junchao’，Liu Xiongbo’，Cheng Zhiyuan²，Che You³ （1.Guoneng Changyuan Jingmen Power Generation Co.，Ltd.，Jingmen 448000，China； 2.State Power Environmental Protection Research Institute，Nanjing 21oooo，China; 3.Wuhan Longking Environmental Protection Engineering Co.，Ltd.，Wuhan 43O2O5，China）

Abstract：Inordertocontrolthedegreeofatmosphericpolutioncausedbycoal-firedpowerplants，afluegasdesulfurization processforcoal-firedpowerplantsisstudiedtoinvestgateitsimpactontheconcentrationofatmospericsulfurdioxidepolutiohe limestonegypsumwetfluegasdesulfurizationprocesswasusedtotreatthefuegasdesulfurizationofcoal-fredpowergenerationuitsin thesecondphaseexpansionprojectofapowerplantTheultravioletspectrophotometrymethodwasselectedtoetecttheconcentratioof sulfurdioxidepolutioninatmospericsamples.Theexperimentalresultsshowthatwhntheresidencetimeoffueasis6miutes，the flue gas desulfurization efficiency of coal-fired power plants remains above 98% .After flue gas desulfurization treatment，the atmospheric sulfur dioxide concentration decreased from 15.76μg/m3 and 15.59μg/m3 to 8.22μg/m3 and 8.16μg/m3 .The verification of flue gasdesulfurzationtechnologycanreducetheconcentrationofatmosphericsulfurdioxidepolution，reducethepolutionofcoalfired power plants to the atmosphere，significantly improve air quality and protect ecological balance.

Keywords：coal-fired powerplants；fluegasdesulfurization proces；sulfurdioxide；polutionconcentration；limestonegypsum

前言

燃煤电厂的二氧化硫排放量持续增加，使大气二氧化硫污染问题日益严峻。（剩余4389字）