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EQ-140汽车传动系统的扭振实验研究.docx

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EQ-140汽车传动系统的扭振实验研究 Abstract ThisresearchstudyaimstoinvestigatethetorsionalvibrationoftheEQ-140automotivetransmissionsystemtodetermineitsimpactontheoveralloperationofthevehicle.Thestudyinvolvedconductingexperimentaltestsusingspecializedequipmenttomeasurethetorsionalvibrationsofthetransmissionsystemandestablishacorrelationbetweenthesevibrationsandthevehicle’sperformance.TheresultsofthestudyrevealedthattorsionalvibrationcansignificantlyaffecttheperformanceoftheEQ-140vehicle,andthefindingscanbeusedtoimprovethevehicle’sdesignandperformance. Introduction Thetransmissionsystemisavitalcomponentofanyvehicleasittransferspowerfromtheenginetothewheels.TheEQ-140vehicleisatypicalmedium-dutytruckusedfortransportationofgoodsandpassengers.Ithasasix-speedmanualtransmissionsystemwithrear-wheeldrive.However,thetransmissionsystemcangeneratetorsionalvibrationsincertainconditions,whichcanaffecttheentirevehicle'sperformance. Researchershaveconductednumerousstudiesonthetorsionalvibrationofautomotivetransmissionsystems.Thestudiesrevealthatthesevibrationscancausesignificantdamagetothetransmissionsystem,includinggeartoothwear,shaftbreakage,andsevereenginedamage.Therefore,itiscrucialtoinvestigatethetorsionalvibrationintheEQ-140transmissionsystemtodetermineitsimpactonthevehicle'sperformance. Methodology ExperimentaltestswereconductedtoevaluatethetorsionalvibrationoftheEQ-140vehicle'stransmissionsystem.Thetestsusedspecializedequipmenttomeasurethetorqueandspeedofthetransmissionsystem.Theequipmentconsistedofatransmitterthatattachedtothetransmissionoutputshaftandareceiverthatrecordedthetransmittedsignal.Thetorquewasmeasuredusingatorquetransducerinstalledbetweentheengineandthetransmissionsystem. Thetestsinvolvedvaryingtheenginespeedandmonitoringthetransmissionsystem'storsionalvibrations.Thetestswereconductedonatesttrackunderdifferentengineloadsandgearingconditions.Thedatacollectedwasthenanalyzedtoestablishacorrelationbetweenthetorsionalvibrationsandthevehicle'soverallperformance. Results Thestudy'sr