Applying the RLS 90 to Develop an Inland Waterway Traffic Noise Prediction Model in China that Considers Water Surface Influence英文资料

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1、JOURNALOFLOWFREQUENCYNOISE,VIBRATIONANDACTIVECONTROLPages73–86ApplyingtheRLS90toDevelopanInlandWaterwayTrafficNoisePredictionModelinChinathatConsidersWaterSurfaceInfluenceBenlinDai1,2*,YulongHe3*,JimingXu1,2,NingXu1,ZhenWu1andYuanfangDeng11JiangsuKeyLaboratoryforBiomass-basedEnergyandEnzymeTe

2、chnology,HuaiyinNormalUniversity,Huaian223300,PRChina2JiangsuKeyLaboratoryforChemistryofLow-DimensionalMaterial,HuaiyinNormalUniversity,Huaian223300,PRChina3FacultyofGeosciencesandEnvironmentalEngineering,SouthwestJiaotongUniversity,Chengdu610031,PRChinaFirstsubmitted:22September2014/Revised:

3、20November2014,and15December2014/Accepted:16December2014ABSTRACTBasedonthetrafficsituation,vesseltypeandatmosphericcondition,aninlandwaterwaytrafficnoisepredictionmodelwasdevelopedforenvironmentalassessmentinChina.ThismodelwasdevelopedfromtheGermanyRichtlinienfürdenLärmschutzanStraßen(RLS90)m

4、odelbyaddingthewatersurfacecondition,absorptionandgradientalongvesseltraveldirectioncorrectiontermstothegoverningequations.There-describedparameters,includingtrafficflowandcomposition,vesselspeed,airabsorption,andwatersurface,groundandatmosphericconditions,etc.,werechosenasinputsintothecalcul

5、atingequations.Theverificationresultsshowedthattheabsoluteerrorbetweenthepredictedandmeasurednoiselevelswithintherangeof±1.4dBAwas82.9%.Themeandifferencebetweenthepredictedandmeasurednoiselevelswas0.02±1.25dBA.ThecomparisonresultswiththeRLS90modelandthemodifiedFederalHighwayAdministration(FHW

6、A)modelalsoshowedthatthedevelopedmodelinthisstudyhadbetterprecisionandaccuracy.Keywords:Trafficnoisepredictionmodel;Watersurfaceinfluence;Inlandwaterway1.INTRODUCTIONTheemissionnoiseofvesselstravelingininlandwaterwayscancauseseriouspollutionproblemsintermsofnuisanceandannoyancetopeopleintheco

7、mmunitiesaroundinlandwaterways.Thisissimilartothoseofrunningtrainsandcars[1–5].However,unlikethoseproducedbytrainsandcars,theinlandwaterwayvesselemissionnoisehasnotbeenpaidenoughattention.Therefore,managinginlandwaterwaytrafficnoisehasbecomea