Dynamic analysis of high-speed electriv locomotive.pdf

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 ŠKODADOPRAVNÍTECHNIKAs.r.o.Tylova57,31600,
 
 Inthepaperadynamicanalysisofhigh-speedelectriclocomotivewithtwovariantsofbogiearrangementisdescribed.Aftercreatingofcomputational

2、modeldynamicbehaviorofthelocomotivewasperformedforeachvariant.Onbasisofthecomputationresultsbetterarrangementofrunninggearwasrecommendedforimplementation. 
Basedonmarketrequirementsahigh-speedelect

3、riclocomotiveisdevelopedinŠKODADOPRAVNÍTECHNIKAs.r.o.Anextremeattentionispaidtorunningbehaviorofthelocomotive,especiallyrunninggearwhichisdesignedintwovariants.Atopicofthispaperisacomparisonofbotharrangementsofrunninggearsfromaspectoftheirdynamicbehavior.Inthefirstalternativeadrive,whichconsis

4、tsoftractionmotorandgearbox,islocatedinthebogieframe.Atorquetransmissionbetweengearboxandwheelsetisachievedbyhollowshaft.Inthesecondalternativethereisusedrunninggear,whichhasidenticaltorquetransmission,butlocationofnodalpoint’motor-gearbox’issubstantiallydifferent.Atractionmotorisplacedonthebo

5、dyframeandgearboxisplacedpartlyinthebogieandpartlyonthelocomotivebody.Connectionofthemotorandthegearboxisrealizedbysystemofrods.Thetorquetransmissionfromthemotortothegearboxisachievedbycardan-shaft.Consideringthefactthateachvarianthassomeadvantagesbutalsodisadvantageswedecidedtoevaluatedynamic

6、propertiesofbothalternativesbymeansofADAMS/Rails.

ADAMSmodelswerecreatedforbothalternativesofrunninggear.Atfirstalocomotivebody(seepictureNo.1),whichisidenticalforbothvariants,wasdesignedincl.machineroom(seepictureNo.2).Cab1Pantograph1BodyPantograph2Cab2Picture

7、No.1AnoverallviewofalocomotivebodyCooling2CompressorElectricequipment2Brakeresistor2Brakeresistor1Maininverter1and2Air-brakereservoirCooling3Cooling4Electricequipment1Batterybox3UnderframeBatterybox1TransformerCooling1Pneumaticequipment