机电工程技术

2009380920093809DSP1，1，2（1．，411105；2．，100081）：2008－09－11：，。（DSP），PWM。MOSFETIGBTIR2136，，，。：；；；：TN86：A：1009－9492(2009)09－0079－041，，。、，、、。，，，，，［1］。，，，，－－。、。PWM，，6（MOS-FETIGBT），，6，4，，［2］，，。（IR）IR2136IGBT，，，，，。2：、。（DSP）PWM；，。IGBT，DSPPWM。1，220V，。。2．1，：①，，；②，，；③，，，17920093809200938092DSP，。，。（DSP），［3］。DSP，。CPUTITMS320LF2407，，。，TMS2000DSP816（PWM），：①；②PWM，PDPINTxPWM；③PWM［4］。2，M74HC2446LED；M74HC244LED；74HC1386LED，。8TMS320LF2407I／O，，3。，。2．2，。，，4，，。，，，，，，。2．3。，。、UPS，IGBTMOSFET。，（3，4），，，。2．3．1IGBT，（IR）IR2136，，5。IR2136MOSFETIGBT，IGBT：①HVIC（HighVoltageIntegrat-edCircuit）600VMOS；②，，MOSFETIGBT；③，［5］。，。3DSP480200938092009380972．3．2，，。。IR2136，，IR2136，，IR2136。IR2136，。IR2136，，。、6，66PWM。，＋3．3V，DSP；＋5V，［3］。，，。2．3．3IR2136FAULT，。ITRIP，，，FAULTRCIN。FAULT、ITRIP、RCIN。7，R23R24RCIN。DSP，DSP。3SEED－XDSppCCS2000DSP。TMS320DSP，JTAG／MPSD，DSPFlash。CDSPPWMPWM。8PWM，IGBT。IGBT，，。5IR2136IGBT68120093809200938098DSPPWM9A1011A、B，PWM，。9A，10Hz，45V。，，，。PWM，。Matlab／Simulink，10。11120°A、B。，PWM，。，，。4IR2136PWMIGBT，，。，，，。：［1］，．Matlab／Simulink［J］．，2006（10）：56－70．［2］，，．MOSFETIGBTIR2136［J］．，2005（01）：14－15．［3］．PWM［M］．：，2001．［4］TEXASINSTRUMENTS（TI）．DigitalMotorControlSoftwareLibrary［Z］．DigitalControlSystems（DCS）Group，August2003．［5］InternationalRectifier（IR）．IR2136ApplicationHandbook［EB／OL］．．irf．com，2003，DataSheetNo．PD60166＿Q．［6］．EPS［J］．，2003（10）：37－39．：，，1983，，。：。(：)82161Abstracts09-09-63TheDevelopmentofAGVControlSystemontheBasisofAT89S5209-09-74AMeasurementSystemofDehumidifierCapacityBasedonMethodofEnthalpyDifference09-09-66TheDesignoftheElectricFurnaceElectrodeControlSystemBasedArtificialNeuralNetwork09-09-76SimulationofTemperatureFieldforStatorofAsynchronousMotor09-09-70ADesignofaFrequencyMatchingDevice09-09-79TheDesignofThree-phasePowerInverterBasedonMCS-51BasedonDSPControl09-09-72PLCControlSystemRealizationofFishertechnikSpotWeldingRobot09-09-83ResearchonFailureDiagnosisofFrequencyConverterBasedSVMMethodSiemensPLCequipment;theelectromagneticrelay;trapezoidalchartlanguageYINZhi-qiang,GULei-lei,MABao-fei,YANGPeng-yuAbstract:AnewAutomaticGuidedVehiclethatdesignedbyXIONGYan-yuan,LIUShun-bo,HEBiaoHefeiUniversityoftechnologyisintroducedinthisthesis.ItismainlyrecountedthatthemainfunctionmoduleandthesolutionAbstract:ThispaperconstructedameasurementsystemofofdesignoftheAGVwhichisbasedontheMCUofAT89S52dehumidifiercapacitybasedonmethodofenthalpydifferenceoncontrolsystem.UnderthecontrolofthissystemtheAGVthebaseofdehumidifier,itcollecteddatabysensorsinordertoachievesthefunctionofauto-searchtracking,auto-turning.ItisacquirecapacitydatasuchasrefrigerationvolumeandjudgetheprovedinpracticethatthefunctionofAGVisstableandreliant.performanceofdevice.ThefastmeasurementsystemrunsstablyKeywords:SCM;AGV;functionmodule;circuitdesignandaccuratelyandalsohasapplicationvalueforfurtherresearchonfaultdiagnosisandconditionassessmentofequipment.Keywords:enthalpydifference;dehumidifier;refrigerationvolume;measurementsystem112HUANGYong-ping,WANGYuan-bin,LEIJun-hong122ZHENGYuan-chun,WANGYan-wu,YANGLiAbstract:Inaccordancewithsuchcharactersoftheelectrodecontrolsysteminelectricfurnaceasthehighnonlinearity,time-Abstract:Aphysicalandmathematicalmodelhasbeenvariant,randomdisturbance,andmultivariableinputandoutputdevelopedbasedonthestructureofstatorofasynchronouscoupling,it’sdifficulttoestablishaprecisemathematicmodule.motor,andtheconditionofthemodelhasbeencalculatedBasedontheintelligentcontroltheory,theelectrodecontrollingaccordingtothetheoryofmotor.Thetemperaturefieldofwhichmodeloftheneuralnetworkonalternatingelectricfurnaceishasbeensimulatedandstudiedbasedonthetwodimensionalbuiltbybackpropagationcalculation.Thehardwareoftheheatconductmodelandthetheoryofheattransfer.TheresultsofcontrolsystemisdesignedwiththeProgrammableLogicsimulationshowthatthetemperatureoftheslatofstatorisControllerwhichisusedwidelyinindustryarea.Thevalidityofhighestinthestator,andwhichshouldbemonitoredinthemotorthecontrolstrategyisverifiedbysimulationananalysisanddesignandrunning.runningeffectivelyonanelectricfurnace.Keywords:heattransfermodel;asynchronousmotor;Keywords:electricfurnace;BPalgorithm;PLCtemperaturefieldLIUTian-hao,YAOShan-ling,YANGJieYILiu,HUANGHui-xian,SUHaoAbstract:TheoutputpulsefrequencyofaTurbineFlowmetercanbeupto10kHz,whiletheIntelligentFlowTotalizerpresentedreceivesamaximumpulsefrequencyofmerely4Hz,Abstract:Thispaperintroducesapowerinvertersystemwhichcausingaproblemonfrequencymatching.Thus,afrequencyconsistsofthreeparts,whicharerectifiermodule,inverterconvertershouldbedesignedtomatchthetwofrequencies.Amoduleandcontrolmodule.IttakestheDigitalSignalProcessorschemebasedonAT89S51isproposedinthispaper,analyzing(DSP)tocontrolthesystemdigitally,andachievesthevoltagetheimplementationprincipleandprocessindetail.ThecircuitregulationbychangingtheimpulsewidthofPWMwavesandschematicdiagramandpartofthesourcecodebasedonC51arethefrequencyconversionbychangingtheperiodofPWMalsoincluded.Thisprogramhasalreadyobtainedpracticalwaves.ItreplacesthetraditionaldesignofanalogdrivecircuitorapplicationinaliquefiednaturalgasprojectinFujianpr