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28220134JournalofBeijingInformationScienceandTechnologyUniversityVol．28No．2Apr．20131674－6864201302－0051－04100192。TM724AAnelectromagneticinductionbasedwirelesschargingmethodLIUGangZHENGQing-yuWANGDe-zhaoSchoolofInstrumentationScienceandOpto-electronicsEngineeringBeijingInformationScienceandTechnologyUniversityBeijing100192ChinaAbstractInductorcoilsarethemostimportantenergytransmissioncomponentsinwirelesschargingsystemsandtypicallyexistinpairatransmittingcoilandareceivingcoil．AmethodformanufacturingcorelesscircularspiralinductorcoilsonprintedcircuitboardPCBispresentedwhichAwirelesschargingplatformisbuilttotesttheperformancethereof．Experimentalresultsindicatethatthemethodisoffinefeasibility．KeywordselectromagneticinductionwirelesschargingPCBspiralcoil2013-03-051963—。02007。、、1。、2。、、。PCB、。11。L1L22。。5W3。1KQ。ZD1/D2。DOI:10.16508/j.cnki.11-5866/n.2013.02.01928PBB=μ04π∫Idl×rr31。ORI2。2IdlPrrIdlIdlPdB=μ04π×Idlr22dBrr。PdBdB⊥dB//。dB⊥dB//dB//=dBsinθ=μ04π×Idlr2×Rr33PRPr。。2PCB2.1———PCB4。。、。PCBPCB、。3。3L=μN2davglg2．46p+0．2p22e－2μH4davg=2r1+NW+Sp=NW+S2r1+NW+Sμ4πe－7H/mNWSr1。N19WS0.254mmr120mm4L=277.59μH。QQ=2πfLR5flRR=KRslWWRsK。KK=1+0．3331+S()W－1．762.2PCBProtelDXPPCBProtelDXP。ProtelDXPClientBasicClientBasic。ClientBasicmacroscript。xy252r=a+btx=rcosty=rsintrtab。4。4ProtelDXPTEXT、、、PCBmacroscriptPCBPCB。33.1PCB1234。PCB1。1PCB。1PCB、、、、3.2、PCB2。O。25mm。2mm。。。。455。、、、、、、、。。54.1MAX038352860.1Hz～20MHz。10I_IN5COSC。1MHz、2MHz、3.4MHz8MHz。6。ADAD8009、、、。MOSIRF640ID=18A、VDSS=200V。。、、5W。0603IN41484ns150mA0.4V。4.23N=19。10mm。33.6W。5mm。3/mm/V/mA115.97603.92224.22128.24352.1316.034102.0812.515。。1．J．2012127－302．J．20072612114－1163．J．2011331262－654．PCBD．20105．D．201245