ForecastingModelandAffectingFactorsofSoundQualityonElectricVehicleswithLowSpeed

ForecastingModelandAffectingFactorsofSoundQualityonElectricVehicleswithLowSpeed.pdf
Soundparametersofpsychologicalsubjectevaluationinthecararemeasuredandcalculatedonelectriccarwithlowspeed,usingneuralnetwork(NN)methodforecastingmodelonsoundqualityisbuiltandmodelparametersaffectingcalculationaccuracyandefficiencyisresearched.AllrelativeerrorsofpredictionusingNNmethodaresmaller,andtheyarenomorethan9.00#andchangingcurveofrelativeerrorisflat,andthatlearningrateintherangeof0.40to0.80,andimplyinglayernumberof4,7,11and13andacceleratingratefrom0.10to0.85iswellavailable.Recyclingtimesandrelativeerrorhasregularwiththeincreaseoflearningrate,andtheychangejustlikeshapesofsawtoothwiththeincreaseofimplyinglayernumber,andrecyclingtimesbegintodecreaseslowlyandthenrisesteeplywiththeincreaseofacceleratingrate,andrelativeerrordecreasesatthebeginningwiththeincreaseofacceleratingrateandthenrises.Theforecastingmodelisappliedtosometypeelectriccar,anditisfoundthattheone-cylinderengineoftheincreasingprogramelectriccaristhemostcontributionsourceanddevelopmenteffectisverygood.
作者：ZHAOHaijun LIHongliang LIANGKai ZHANGYushu ZHOUHui CHENDaliang
作者单位：CollegeofAutomobileandTransportation,TianjinUniversityofTechnologyandEducation;NationalJointEngineeringResearchCenterofIntelligentVehicleInfrastructureCooperationandSafetyTechnology,TianjinUniversityofTechnologyandEducation;DepartmentofMechanicalEngineering,LuoyangInstituteofScienceandTechnologyAutomotiveEngineeringResearchInstituteDepartmentofMechanicalEngineering,LuoyangInstituteofScienceandTechnologyCollegeofAutomobileandTransportation,TianjinUniversityofTechnologyandEducation
母体文献：2018中国汽车工程学会年会论文集
会议名称：2018中国汽车工程学会年会  
会议时间：2018年11月1日
会议地点：上海
主办单位：中国汽车工程学会
语种：chi
分类号：
关键词：soundquality  neuralnetworkmethod  forecastingmodel  electricvehicle
在线出版日期：2021年9月26日
基金项目：
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