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1、CharacteristicsofodorpollutionnearlandfillsiteLUPeng1YUChangkang1WANGGuiqin1DAIZhifeng1*CHENWei1RENLimei2Beijing,China(1.Beijingenvironmentalsanitationengineeringresearchinstitute,Beijing,China,100028；2.MSWlandfillofChaoYangDistrict,Beijing,China,100
2、018)e-mailaddress:lupeng531@163.comAbstract—Odorreleasedfromlandfillisoneseriouspointsourcesofairpollutioninurbanplacethatdamagesthesurroundingenvironment,injurespeople’shealth,inducesvillagersangrilyandisnoteasytoberesolved.Samplingpointsnearlandfil
3、landits’ambientvillageswereselectedatdifferentdirectionfromthecentraloflandfillsite.Duringoneweekobservationperiod,odorconcentration,ammoniaandsulfidehydrogenarecheckedatdifferenttimeeveryday.Theresultsshowtheodorconcentrationhasvibratefluctuationbet
4、weendayandnightduringobservationperiod.Neithersulfidehydrogenandammoniaconcentrationhasremarkablerelationshipwithodorconcentrations.Odorpollutionisseriousinnightthanthatofindaytimeatlandfillarea.Odorprotectiondistancefromlandfillboundaryshouldbemoret
5、han500mbyanalyzingthereductionregularofodorconcentrationintheresearch.Keywords-landfill;odor;diffusion;regularI.IntroductionLarge-scaleindustrialenterprisesmoveoutofBeijingAdministrativeRegiontoachievethecityplanningandconstruction.Sanitationfaciliti
6、es,farawayfromthecenterofthecity,aresurroundedbyresidentialareanow.Its’negativeinfluenceoncityairenvironmentbecamemoreseriouslyandwastakenextremelyconcernedbymunicipalgovernment.Odorpollutionalloccurineverystepsofmunicipalsolidwaste(MSW)treatmentproc
7、ess,suchascollection,transportationandfinaldisposal.Muchodorousmaterialsareincompletedecompositionproductsthatproducedinanaerobicconditions.Thesematerialsincludingalotofsulfurornitrogenbasedcompounds,likethiols,sulfidesoramines,andmuchofithastoxiccha
8、racterization[1-3].InChina,morethan90%ofmunicipalsolidwaste(MSW)wastakentosanitarylandfill.Atthatplace,odorpollutionandotherseriouslyenvironmentproblemoccurred.Inlandfillarea,theintensityofodorpollutionhassignificantseasonalvariationandthecomposition
