天然气行业汞污染调查与防治技术分析

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1、-------华北电力大学硕士学位论文AbstractWiththedevelopmentofnaturalgasindustryandtheincreasingfocusonenvironmentalprotectioninourcountry,mercurypollutioncontrolismoreandmoreconcernedbythegovernmentandscholarsfromallwalksoflife.Mercuryinnaturalgaswillnotonlycausecorrosiondamagetothecool

2、ingequipment,butalsoseverelypollutetheatmosphericenvironment.Establishingthemercuryemissionlistofnaturalgasindustrycanprovidesomedatabasisforourcountrytoformulatemercuryemissionreductionpoliciesinnaturalgasindustry,soastopromotemercuryremovaltechnologiesdevelopmentinthisin

3、dustry.Thisarticleinvestigatedthedistributionandnaturalgasproductionofthemainoilandgasfields,themainstreamgasprocessingcraftsinnaturalgasindustryandmercuryconcentrationinnaturalgas.Themercuryemissionestimationfrom2001to2011innaturalgasindustrywasconducted,usingdefaultmercu

4、ryinputandoutputfactorsinMercuryToolkit.Basingonthegasproductionandmercuryconcentrationofoilandgasfieldsin2011,themercuryemissionofeachgasprocessingpointwasestimatedbyusingmaterialmassmethodandweightedaveragemethod,andtheaverageatmosphericmercuryemissionfactor(35.23μg/m3)i

5、nnaturalgasindustrywasalsoconfirmed.Accordingtotheestimatedresults,amongthetotalmercuryemissionofnaturalgasindustryin2011,thereare867kgmercuryexistingingascondensate,482kgindesulfurizedoff-gas,850kginwastewaterandtheresidual1735incommercialnaturalgas.Theinfluenceoffourmain

6、streamnaturalgasprocessingcraftsonmercuryemissioninourcountrywasalsoinvolvedinthisarticle,finallytheeffectofsulfur-saturatedactivatedcarbonontheemissionreductionofmercurywasevaluated.Keywords：naturalgas;mercuryremoval;emissionfactorII-----------华北电力大学硕士学位论文目录摘要............

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