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1、中国民航大学本科课程设计说明书中国民航大学ElectricDriveControlSystemCourseDesign《电气传动控制系统》课程设计说明书指导老师：张健6.2.6establishingconstructionsiteweldingsecondary,secondaryelectrodeconsistedofRodpiledup,weldingrodovens,incubators,thermometers,hygrometersandbackingofelectrodes,receiving,paymentandrecoverysystem.Andpersonresp
2、onsibleforthesecondarydatabase.6.2.7constructionweldingmachines,grindingmachines,plasmacuttingmachinetoolexperienceisqualified.6.2.8weldingelectrodes,weldingwireselectioninlinewithnationalandindustrystandardsrequirements,weldingmaterialweldingmaterialsqualitymanualshouldbeprovided,itschemicalco
3、mposition,mechanicalpropertiesandotherindicatorsshouldconformtotherequirementsoftherelevantstandards,appearancemaynothavedefectssuchascorrosion,unqualifiedproductscannotbeused.6.2.9electrode,fluxdryingbeforeuseaccordingtotheregulations,andshouldbekeptdryduringuse,wiresshouldberemovedbeforeusing
4、thesurfaceoil,rust,etc.Electrodesmustnotfalloff,norustspotsandobviouscracks.6.36.3.1electrodeelectrodeselectionandmanagementlisttrumpeterargonarcweldingelectrodearcweldingofsteel10#E4303J427H08Mn2SiA20#E4303J427H08Mn2SiAQ235-AE4303J422,H08Mn2SiA304E308A102H0Cr21Ni10316LE00-19A002H00Cr21Ni10321E
5、347A137H0Cr21Ni10Ti15Cr...(2)thepurityofargoncarbonsteelandalloysteelpipeshallnotbelessthan99.9%.(3)theweldingfieldwind-proof,rain-proofmeasuresmustbetaken,whentherelativehumidityisgreaterthan90%,whenthewindspeedisgreaterthan2m/s,donotallowapplicationofargonarcwelding,whenthewindspeedisgreatert
6、han8M/s,donotallowtheapplicationofarcwelding.Weldingshallnotbelessthan0℃ambienttemperature.(4)priortowelding,youshouldreviewthelipsize,meettherequirementsbeforethey中国民航大学本科课程设计说明书目录一、设计参数及要求………………………………………………………………………2二、调速的方案选择………………………………………………………………………21、电动机供电方案…………………………………………………………………………22、
7、系统的调速方法…………………………………………………………………………33、调节器的选择……………………………………………………………………………33、确定系统的总体结构……………………………………………………………………4三、双闭环调速系统的稳态分析及稳态参数计算………………………………………61、稳态结构图及静特性……………………………………………………………………72、稳态参数计算……………………………………………………………………………7四、转速、
