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1、CharacteristicsofodorpollutionnearlandfillsiteLUPeng1YUChangkang1WANGGuiqin1DAIZhifeng1*CHENWei1RENLimei2Beijing,China(1.Beijingenvironmentalsanitationengineeringresearchinstitute,Beijing,China,100028；2.MSWlandfillofChaoYangDistrict,Beijing,China,100018)e-mailaddress:lupeng531@163.comAbstract—Odo
2、rreleasedfromlandfillisoneseriouspointsourcesofairpollutioninurbanplacethatdamagesthesurroundingenvironment,injurespeople’shealth,inducesvillagersangrilyandisnoteasytoberesolved.Samplingpointsnearlandfillandits’ambientvillageswereselectedatdifferentdirectionfromthecentraloflandfillsite.Duringonew
3、eekobservationperiod,odorconcentration,ammoniaandsulfidehydrogenarecheckedatdifferenttimeeveryday.Theresultsshowtheodorconcentrationhasvibratefluctuationbetweendayandnightduringobservationperiod.Neithersulfidehydrogenandammoniaconcentrationhasremarkablerelationshipwithodorconcentrations.Odorpollu
4、tionisseriousinnightthanthatofindaytimeatlandfillarea.Odorprotectiondistancefromlandfillboundaryshouldbemorethan500mbyanalyzingthereductionregularofodorconcentrationintheresearch.Keywords-landfill;odor;diffusion;regularI.IntroductionLarge-scaleindustrialenterprisesmoveoutofBeijingAdministrativeRe
5、giontoachievethecityplanningandconstruction.Sanitationfacilities,farawayfromthecenterofthecity,aresurroundedbyresidentialareanow.Its’negativeinfluenceoncityairenvironmentbecamemoreseriouslyandwastakenextremelyconcernedbymunicipalgovernment.Odorpollutionalloccurineverystepsofmunicipalsolidwaste(MS
6、W)treatmentprocess,suchascollection,transportationandfinaldisposal.Muchodorousmaterialsareincompletedecompositionproductsthatproducedinanaerobicconditions.Thesematerialsincludingalotofsulfurornitrogenbasedcompounds,likethiols,sulfidesoramines,andmuchofithastoxiccharacterization[1-3].InChina,moret
7、han90%ofmunicipalsolidwaste(MSW)wastakentosanitarylandfill.Atthatplace,odorpollutionandotherseriouslyenvironmentproblemoccurred.Inlandfillarea,theintensityofodorpollutionhassignificantseasonalvariationandthecomposition
