陶瓷行业职业有害因素评价与其对肺功能的影响-研究

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1、华中科技大学硕士学位论文EvaluationofoccupationalhazardsinceramicindustryandstudyontheireffectsonlungfunctionCandidateforMasterDegree:WanjunYiSupervisor:WeihongChenABSTRACTSectionIMeasurementandevaluationofoccupationalhazardsinceramicenterprisesObjective:Theobjectiveofthisse

2、ctionwas(1)toevaluatetheoccupationalhazardsattheworkplaceandthedistributioncharacteristicsbymonitoringintwoceramicenterprises;(2)toinvestigatethesituationoftheenterprise’soccupationalhealthprotection.Method:Theoccupationalhazardsdetermingwereconductedforcontinuo

3、us3daysateachfactory.Theitemsincludedtotaldustconcentration,respirabledustconcentration,freesilicapercent,industrialnoise,temperature,relativehumidity,WBGT,airpressure,thermalradiationandwindspeed.Result:Dustexposureexistedin18workplacesinfactoryA.Amongthem,thed

4、ustconcentrationsof10workplacesexceedednationallimit.Industrialnoiselevelsovernationallimitwereverycommonintheworkplaces.ThehighestWBGTwas5.6℃higherthanthenationalstandard.Atotalof12workplacesweredeterminedinfactoryB.Thedustconcentrationinoneworkplacewaslowertha

5、nnationallimit.Thedustconcentrationsinother11workplaceswerehigherthanlimit.Theindustrialnoiseofallthemonitoringpointswashigherthannationallimitofindustrialnoise.WBGTwerehigherthanthestandardlimitinallworksitesexceptfortherawmaterialsite.Conclusion:Theseresultssh

6、owedthatthemainoccupationalhazardsinaboveceramicfactorieswereindustrialdust,industrialnoiseandhightemperature.SectionIIDiscussionontheinfluencingfactorsforceramicworkers’lungfunctiondamageObjective:Theaimofthissectionwastoevaluatetheeffectofoccupationalhazardsin

7、ceramicindustryontheworkers’lungfunctiondamage.Atotalof992ceramic2华中科技大学硕士学位论文workerswereinvolvedinthestudy.Weanalyzedinfluencingfactorsforlungfunctioninjury.Method:Allsubjects’occupationalhistoryandhistoricaldustconcentrationsofceramicfactorywhichwereusedtoesta

8、blishJEMhadbeencollected.IndividualcumulativedustexposurewascalculatedonthebasisofoccupationalhistoryandJEM.Individualinformationwascollectedthroughthequestionnaire.P