英语翻译Centrifugalforceprinciples-查字典问答网
分类选择

来自单晨伟的问题

  英语翻译Centrifugalforceprinciplesarealsousedincommonappliancessuchasclothesdryersandindevicestocontrolmotorspeedsandacceleratemovingmachines.Centripetalforcecausesanobjecttotravelincircularpath.Thisactioniscaus

  英语翻译

  Centrifugalforceprinciplesarealsousedincommonappliancessuchasclothesdryersandindevicestocontrolmotorspeedsandacceleratemovingmachines.Centripetalforcecausesanobjecttotravelincircularpath.Thisactioniscausedbythecontinuousapplicationofforces,whichtendtopulltheobjecttothecenter.Inotherwords,theinwardforce,whichresiststhecentrifugalforce,iscalledthecentripetalforce.Thecentripetalforceofobjectsspinningataconstantrateproducesanaccelerationtowardthecenterwhichisequalandoppositetothecentrifugalforce.Thematerialsusedintheconstructionofrapidlymovingmachinepartsandmechanismsmustbestructurallystrongenoughtoprovidethecentripetalforcerequiredtoholdthepartstoacircularpath.Atthesametime,thematerialsmustbeabletowithstandthecentrifugalforce,whichtendstopullthepartsapart.Motionandthebasiclaws,whichaffectmotion,areimportantconsiderationsbecauseofthenumerousapplicationsoftheseprinciplestoproduceworkthroughmechanicaldevices.Therearetwoprimarymechanicalmotions:rotaryandrectilinear.Thesetermssuggestthatrotarymotionisacircularmovementaroundacenterlineandrectilinearmotionisastraightlinemotion.Foreitherrotaryorrectilinearmotion,itispossible,withaddedmechanicaldevices,toproduceotherformsofmotionsuchasintermittentmotionandreciprocatingmotion.RotaryMotion:Themotionthatiscommonlytransmittedisrotarymotion.Thistypeofmotionmaybeproducedwithhandtoolsorpowertools.Rotarymotionisrequiredtodrillholes,turnpartsinalathe,millsurfaces,ordriveageneratororfanbelt.RectilinearMotion:Thefeedofatoolonalathe,thecuttingofsteelonapowersaw,ortheshapingofmaterialsareallsituationsinwhichrectilinearorstraightlinemotionproduceswork.Ineachofthesesituationsapartormechanismisusedtochangerotarymotiontostraight-linemotion.Thescrewofamicrometerandthethreadsinanutarestillotherapplicationswherethedirectionofmotionischangesfromrotarytorectilinear.HarmonicandIntermittentMotion:Anysimplevibration,suchastheregularback,andforthmovementoftheendofapendulum,issimpleharmonicmotion.However,manymanufacturingprocessesrequi

1回答
2020-04-27 17:49
我要回答
请先登录
龚正虎

  Centrifugalforceprinciplesarealsousedincommonappliancessuchasclothesdryersandindevicestocontrolmotorspeedsandacceleratemovingmachines.Centripetalforcecausesanobjecttotrav...

2020-04-27 17:51:32

最新问答

推荐文章

猜你喜欢

附近的人在看

推荐阅读

拓展阅读

  • 大家都在看
  • 小编推荐
  • 猜你喜欢
  •