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1、IntroductionofmotorAbstractMotorisadevicethatconvertselectricalenergyintomechanicalenergy.Itisthroughthecoil(isthestatorwindings)generatedrotatingmagneticfieldandtheroleofformingamagneticforcerotatingtorquetotherotor(suchasthemousecageclosedaluminumframe).MotorbyusingthepowerofDCmotorandACmotor,moto
2、rpowersystemmostlyACmotorandcanbesynchronousmotororisasynchronousmotor(motorstatormagneticfieldspeedandrotorrotatingspeeddoesnotmaintainsynchronousspeed).Themotorismainlycomposedofstatorandrotor,thedirectionoftheforcemovementinthemagneticfieldisrelatedtothedirectionofthecurrentandthedirectionofthema
3、gneticfield(magneticfield).Theworkingprincipleofthemotoristheeffectofthemagneticfieldonthecurrentforce,whichmakesthemotorrotate.Keywords:Motor;power;magneticfield;currentBasicparameterProcessofinventionMotorusingthepasselectricalconductorinamagneticfieldbytheprincipleofforce(thisisdifferentontheargu
4、mentthatthemagneticeffectofelectriccurrent,thecurrentteachingversionofninthgradephysicsclearlytoseparatethetwo),foundthatthisprincipleistheDanishphysicist,OE,1777August14,wasborninLangeRonArudejobbinapharmacistfamily.AdmittedtoUniversityofCopenhagenin1799,receivedadoctoratein1794.From1801to1803toGer
5、many,Franceandothercountriestovisit,metmanyphysicistsandchemists.In1806hewasappointedprofessorofphysicsattheUniversityofCopenhagen,in1815hewasappointedPermanentSecretaryoftheRoyalSocietyofdenmark.In1820duetocurrentmagneticeffectthisextraordinarydiscoverybytheBritishRoyalSocietyCopleymedal.Since1829,
6、heservedaspresidentoftheCopenhagenInstituteoftechnology.DiedinCopenhageninMarch9,1851.Hehasstudiedphysics,chemistryandphilosophyinmanyaspects.OwingtotheinfluenceofKant'sphilosophyandthenaturalphilosophyofXieLin,itisbelievedthatnaturalforcescanbetransformedintoeachother,andtoexploretherelationshipbet
7、weenelectricityandmagnetisminthelongterm.April1820finallyfoundthecurrentofthemagneticneedle,namelycurrentmagneticeffect.InJuly21stofthesameyearwiththethemeof"theeffectofelectricneedleontheconflict"pub