工业微波磁控管控制系统设计(1)

湖南大学硕士学位论文工业微波磁控管控制系统设计姓名：何铮申请学位级别：硕士专业：电路与系统指导教师：曾文海20070607IARMPIDPIDARM0~15MATLAB7.0PIDPIDPIDARMIIABSTRACTAtpresentindomestic,themicrowavetechnologyhasbeenusedintheindustry,andappearedmanycompanieswhichproducethemicrowavetechnicalequipmentsthatuseintheindustry.Thesuperiorityofmicrowavetechnologyisunabletocomparewithothertraditionaltechnologies,thereforethemicrowavetechnicalequipmentsareacceptedbythemarket,andthemarketisalsobeinggraduallyexpanded.So,todesignonekindofmicrowaveapplicationofpowerequipmentwhichperformancesstably,highreliability,andnoexpensive,notonlyhastheenormouseconomicefficiency,moreoverhastheextremelyhighcommercialvalue.Andthesourceofmicrowaveequipmentperformanceoftendecidestheoverallequipmentperformance,thereforethegoalofthisarticleistodesignakindofindustrymicrowavemagnetroncontrolsystemwhichworksstable,andreliable,byreferencetothemicrowaveapplicationofpowersystemdesign.Thearticlefirstrelatestheprincipleandthecharacteristicofworkofhighpowermagnetronandtheklystronwhichareusedinindustry,andanalysesthefactorswhichaffectthestableofmicrowavepowerandthesolutionsofoutputofthehighpowermagnetronandtheklystron.Then,aimedatthehighpowercontinuouswavewhichusesinindustry,usesthemagnetrontobemicrowavesourceofthesystem.Basedontheprinciplethatchangesthemagneticofmagneticfieldcanchangetheoutputpower,thecontrolsystemusesthehighpowercontinuouswavemultisegmentmagnetron,theelectricalpowersystem,theARMsystem,thepowercontrolcircuitandthelinearisolationcircuittomakeupthehardwareofthecontrolsystem,andcoordinatesfuzzyPIDcontrolalgorithmwhichhasstrongerrobustness,quickerspeedofdynamicresponse,tomakeupclosedloopcontrolsystem.ThiscontrollooptaketheD-valueandtherateofchangeoftheD-valuebetweenstandardinputvalueandthevaluethatfeedbacksasinputvalues,andpassesthroughthejudgmentofthecontrolalgorithmtotheinput,getsthreeparametersofPIDcontrolalgorithm,obtainstheoutput,thencontrolstheoutputofthesystem.UnderthecontroloftheARMsystem,thismagnetronmicrowavesourcecontrolsystem,mayrealizethattheoutputpowerofthemicrowavetuneupcontinuouslyintherangeof0~15kw,andthroughMATLAB7.0softwaresimulatesthefuzzyPIDcontrolalgorithmtotheheavisidefunction.TheresultofthesimulationindicatesthatthedynamicresponseandrobustnessofthefuzzyPIDcontrolalgorithmareallbetter.KeywordsIndustrymicrowavemagnetronControlsystemdesignFuzzyPIDcontrolalgorithmARM1______2111.1PID1.22[1]7019722450MHz915MHzMPCVD[2]31.3433MHz915MHz2450MHz5800MHz22125MHz915MHz2450MHz[3][4]PLCPLCPLCPIDPLC32ARM8ARMNXPARM4ARMARM8ARMARMARMARMARMA/DPIDPIPIDPIDPIPIDPI[5]1.4PIDMATLABPID522.12.1.12.1.1.16915(±25)MHz2450(±50)MHz[6]2.1.1.2m–ed()d=−+×iivmeEvHt0(2.1)–eE→EF→EF–eµ0vi×H→HF→HF[7]arctg→→EHFF→HFE/BEB72π∆θN2=π∆θkN=+kmn(2.2)Nm=012…N/2n=0±1±2…n=0m=k=N/2N/2ππππππ2.1.1.3EBBE/BBπππ8π(2.3)(2.4)(2.3)(2.4)emEB[7]22222dddddddddd2dddd−=−+•+=rerErBttmtreBrrtttmtθθθθdr/dt=0(2.3)UJ222=1-()8aKJaerrUBmr(2.5)rKra(2.4)Utk2222(-)=-2k2kkaKaktkωrrmrωUBe(2.6)ωkkπk=N/2Ut()222222=--NNπtaKaπωmUrrBrωe(2.7)ωππ[8]π2.3(2.3)(2.4)92.12.1U0B02.1B2.1BU2.1[8]BBUaBUa∆UaIaUa=Ut+∆Ua∆Ua(2.8)102/3227242222a1884(-)8.08102900N(-)=-+Nu21300N1+N×aKaaaKaaaBrrrIBrrUλhrλλB(2.8)UaNλha[8]BIaBBIaUaIaUaIa2/3UaIa2.1.1.4ππηcηe2.1.1.5UaBUaBIaPout=ηUaIaUaB11[9]2.1.22.1.2.1220MHz18GHz160220MHz36GHz1802.1.2.2)2.2122.2108075%6011%~2%10%~12%[10]2.3132.32.3t=tbUst=taUs∆L(tc)t=tcUs∆Lta[8]ta~tbtb~tc∆L,∆L,[11]2.1.2.32.42.5G1+jB1Gb1+jBb114IsGsG2+jB2GL+jBLM2I2Gb2+jBb22.42.5()21=+2in1m1b1PVGG(2.9)11=M21m00VXθV(2.10)X[12]M1V0θ0[13]()222212+=M01b1in0VGGPXθ(2.11)21=2out2mLPVG(2.12)151=2J()2m0IIX(2.13)I0J1(X)[10]2=M••2m2m2VIZ(2.14)•2mV2M•2mIZ2()()1++j+=+2b2L2LGGGBB2Z(2.15)2221=M2••2mout2LPIZG(2.16)(2.13)()222221=2MJ•out02LPIXZG(2.17)PinX2PoutJ1(X)2[J1(X)]2–X2PoutI0M2GLX2.1.2.42.22.2.1166.5kV4+5V±15V24V220V50Hz+24V2.2.22.2.3CK–611915MHz5kW4.0A2.2.4ARMA/DD/AARMSTR730FARM7TDMILCDDC–DCA/DTI10TLC1549A/DA/DD/AADI10D/AAD753317320×240LCDSTR730FGPIOUARTPC2.32.3.1CK–611P=ηUaIaUaIaηηIaIaUaBIFPUaBIFCK–611915MHz5kWIaUaBIFBIFIaUaPUaIFIaBPUaBIaIFPBUaPIFPIFPPIaηUaIaηUaIaPIaPIaBIaBIaIaBIa18BIaB2.62.62.6BIa2.3.2380V11.5V50A19A/DSTR730FSTR730FLCDSTR730F200msLCDSTR730FSTR730FD/ALCD2.4EMC(EMC)[14]EMC[15]EMCEMIEMS[16][17]1996CEEMCEMC[18]2.4.1EMIGSM20EMI[19]λ/4[20]2.4.2EMSEMSPCBPCB2133.13.13.13.2AC380V50HzAC220V50Hz3.2223.1.1CK–6116.5kV2.4A5kW20kW380V50Hz6.5kV3A5%~100%LED6.5kV6.5kV3.1.2CK–61111.5V50A1kW2kVA220V50Hz380V220V50Hz220V1.5kVA10.6V100Hz0.99.5VC1.211.5V50A3.1.3CK–6114.0A60V220V50Hz2360V4.0A220V50Hz3.1.4LCD+5V±15V+24V+5VSTR730FA/DD/ALCD±15VA/DD/A+5V±15V+24V220V50HzT–60CS–40–24T–60C220V50Hz+5VDC±15VDC60WS–40–24220V50Hz+24VDC40WSTR730FDC–DCSTR730FA/DD/A+5VDCLCD+5VDC+5VDCDC–DCDC–DCWRD0505S–1W+5VDC+5VDC1W15VDCDC–DCWRB1215(M)P–3W9.0VDC~18VDC15VDC20mA~200mA3W3.1.5220V50Hz24VDC2kVA1kVA24VDC24220V50HzS–40–243.23.2.1CK–611(MHz)890~940(A)50V11.5(A)2.4(kV)6.5(kW)54.0Akg≤7.2915MHz915MHzCK–611,3.2.2CK–6114.0A,3.33.3253.2.2.1B=µ0H+µ0M=µ0(1+χm)H=µ0µγH=µH(3.1)µ1H1n=µ2H2nH1t=H2tHaHbHa=HbHbHcµHb=µ0Hcµµ0µµ0HcHbRLINP[21]—BB=µ0NI(cos1–cos2)/