天然气行业汞污染调查与防治技术-研究

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

2、soseverelypollutetheatmosphericenvironment.Establishingthemercuryemissionlistofnaturalgasindustrycanprovidesomedatabasisforourcountrytoformulatemercuryemissionreductionpoliciesinnaturalgasindustry,soastopromotemercuryremovaltechnologiesdevelopmentinthisindustry.Thisarticleinvestigate

3、dthedistributionandnaturalgasproductionofthemainoilandgasfields,themainstreamgasprocessingcraftsinnaturalgasindustryandmercuryconcentrationinnaturalgas.Themercuryemissionestimationfrom2001to2011innaturalgasindustrywasconducted,usingdefaultmercuryinputandoutputfactorsinMercuryToolkit.

4、Basingonthegasproductionandmercuryconcentrationofoilandgasfieldsin2011,themercuryemissionofeachgasprocessingpointwasestimatedbyusingmaterialmassmethodandweightedaveragemethod,andtheaverageatmospheric3mercuryemissionfactor(35.23μg/m)innaturalgasindustrywasalsoconfirmed.Accordingtothee

5、stimatedresults,amongthetotalmercuryemissionofnaturalgasindustryin2011,thereare867kgmercuryexistingingascondensate,482kgindesulfurizedoff-gas,850kginwastewaterandtheresidual1735incommercialnaturalgas.Theinfluenceoffourmainstreamnaturalgasprocessingcraftsonmercuryemissioninourcountryw

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

7、...............................IAbstract.............................................................................................................................II第1章绪论................................................................................................................

8、..11.1天然气概述.