电子信息工程专业车用永磁发电机电子稳压器驱动和保护电路设计文献翻译.docx
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电子信息工程专业车用永磁发电机电子稳压器驱动和保护电路设计文献翻译.docx
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电子信息工程专业车用永磁发电机电子稳压器驱动和保护电路设计文献翻译
本科生毕业设计(论文)文献翻译
设计(论文)题目:
车用永磁发电机电子稳压器(驱动和保护电路设计)
分院:
电子信息分院
专业班级:
电子xx班
姓名:
xxx
学号:
xxxxxx
指导教师:
xxxxxxx
教师职称:
副教授
完成日期:
2008年3月16日
温州大学城市学院教学科研部制
毕业设计(论文)文献翻译
1.所译外文资料:
ThePromisingFutureofPermanentMagnetGenerator
SHILi-wei1,ZHANGXue-yi1,GENGSong-liang1,WANGYa-lin1,LIAi-jun1,LIXian-wen2
[Abstract]Aftertheintroductionofthelateautomobilegenerator,theoutstandingadvantageofpermanentmagnetgeneratorispresentedsystemically,andthepromisingapplianceprospectisthusdeclared.
[Keywords]eletricengineering;generator;summarize;permanentmagnet
1Amotorgeneratorstatusquoathomeandabroad
Atpresent,domesticandforeignautomotivegeneratorisSiliconectifiergenerators.Theelectricitygeneratorfromamagneticfieldwinding,thefieldwindingrotoreasilydestroyed,disconnected,powerconsumption,andmustbeprovidedbytheexcitingcurrentbatteriescanpowergeneration,thiswillinevitablyincreasethecostoftheautomobile.SiliconRectifiergeneratorswithabrushlessslipringstructure,slipringdiameter,high-speed,brushlesseasytowear,shortlifeexpectancy,thehighfailurerate;otheristhebrushlessgenerators,itincreasesthemagneticfieldgap,MFL,materialutilizationlowandhighcost.Domesticagriculturalvehiclesusedbythegeneratorsismainlyferritemagnetsalternators,200Wpowerinthefollowing,notdirectlytotheagriculturalvehiclewiththeblowingrain,theplaneheater,electricspeakers,suchasDCpower,norcanthebatterycharging.
Atpresent,manydomesticandforeignresearchinstitutes,enterprisesinvestedagreatdealoffundsforpermanentmagnetmotorgeneratorDevelopmentofwork.Are:
(1)PermanentMagnetDCgenerator.OrthroughtheuseofferritematerialsandrareearthpermanentmagnetsSerieselectronicregulatorandgeneratorwindingsandstructuralre-design,generatingastableoutputvoltagedirectcurrent.
(2)hybridexcitationgenerators.Itsmainmagneticfieldprovidedbythepermanentmagnet,thefieldwindingonlyregulatemagneticfield,toovercometheSiliconRectifierbrushlessslipringgeneratorsinstalledwiththeshortcomingsofcomplexstructures,lowcostperformance.
2permanentmagnetgeneratorsmainadvantages
(1)structureissimple,reliablework.Permanentmagnetgeneratorstoavoidapowergeneratorexcitationofthefieldwinding-burning,carbonbrushanddisconnected,easytowearslip-ringproblems,improvereliability.Electronicregulatorsandasoneofthegenerators,sothatthegeneratorsofDCoutput,smallsize,lightweight,theuseofmaintenance-friendly.
(2)asingle-phasedual-half-wavecontrolledrectifiertechnology.SCRtoachievewithtwoDCoutputvoltageregulatortoreplacethesiliconrectifyingthesixgeneratorsZhengLiuguancomposedofthree-phaserectifierbridgeandregulatingtherotorexcitingcurrentsizeoftheelectronicregulator.Astheautogeneratorpower,theoutputvoltageto14V,outputcurrent,currentperPNjunctiondeclineaftera0.7V.ByQ=IUtisunderstoodthatthecurrentis,themoreheat.PNjunctionofthelargenumberoffeverisnotonlyawasteoftheeffectivepowergenerators,coolingandsolveadifficultproblem.Powergeneratoroutputinthesamecircumstances,single-phasedual-half-wavecontrolledrectifierregulatorcircuitpowerconsumption,comparablebridgerectifiercircuitoflowpowerconsumption50percent,reducetheheattoraisetheoutputpower,andthatthecircuit-Stability
Pressure,rectifierinone,greatlyreducingcosts.
(3)Morethen350Wgenerator,ahighmagneticNdFeBrareearthpermanentmagnetmaterials,efficientuseofouruniquerareearthresources,raremetalsandcoppertoreduceourdependenceonforeignimports.Thepermanentmagneticmaterialswithhighenergyproduct,thesmallersizewillbeabletoprovidelargeenoughmagneticfield,makingtheinternalstructureofcompactgenerators,smallsize,lightweight.Simplifythestructureoftherotoralsomadetoreducetherotormomentofinertia,practicalspeedincreaseoverthepower(thatis,power,volumeratio)toachieveahighervalue.750WofNdFeBpermanentmagnetgeneratorsand350Wsiliconrectifyingthequalityofagenerator.Thepermanentmagnetmaterialsalsohaveahighresidualmagnetisminductionintensityandcoerciveforce,tomagneticcurveforastraightline,almostnoirreversibledemagnetization.
(4)lessthan350Wforthegenerators,ferritemagnetsusedmaterials.Becausethismaterialisnon-REEcobalt,nickelandothermetals,lowprices.Ferritemagnetsusedforrotormaterial,generatorperformancecanalsoachievetheuseofagriculturalvehiclesrequirements.Accordingtogeneratorpoweroutputparameterscorrespondingselectpermanentmagneticmaterials,generatorscanmeetperformancere
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- 关 键 词:
- 电子信息工程 专业 永磁 发电机 电子 稳压器 驱动 保护 电路设计 文献 翻译
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