简介:认知雷达作为一种新型雷达概念,可全面提升雷达系统能力,是雷达技术发展的重要方向。针对天波超视距雷达小、慢、低可探测目标检测和现有软、硬件系统性能限制等难题,探讨了认知天波超视距雷达的高频认知信息系统实时环境感知机制,仿真分析了天波雷达外部环境的复杂多样性,分析了提升系统主动适应外部环境非平稳变化能力的方法,给出了层次化的感知与探测一体化系统架构设计,为认知天波超视距雷达智能信息处理系统研制与算法研究提供参考。
简介:ADC/ACconverterforsingle-phasegrid-connectedphotovoltaicsystems-IECON'02;ANEWZVTDC-TO-DCFULLBRIDGECONVERTER;AThree-PhaseAC/ACHigh-FrequencyLinkMatrixConverterforVSCFApplications;Analysisofeffectiveresistanceandeddy-currentlossesinmultiturnwindingofhigh-frequencymagneticcomponents;Bi-polarityphase-shiftedcontrolledvoltagemodeAC/ACconverterswithhighfrequencyaelink;Contactlesspowerandinformationtransmission;
简介:摘 要:.本文结合教学实际,从高频功率放大电路的电路结构、与高频小信号放大器的区别和应用电路几个方面阐述了高频功率放大电路的教学设计。
简介:DoubletwoswitchforwardsoftswitchingPWMDC-DCconverter,Doubletwo-switchforwardtransformerlinkedsoft-switchingPWMDC-DCpowerconverterusingIGBTs,ExperimentalDeterminationofStrayCapacitancesinHighFrequencyTransformers,FullBridgeSoft-SwitchingPhase-ShiftedPWMDC-DCConverterusingTappedInductorFilter
简介:PerformanceevaluationonZCS-PFMseries-resonantDC-DCconverterwithhigh-frequencyhigh-voltagetransformerformagnetrondrive,Powersupplywithhighinsulationcapabilitytofeedelectronicsonthehighpotentialsideinpowerdistributionnetworks,Series-parallelresonantUPSwithcapacitiveoutputDCbusfilterforpoweringHFCnetworks,Soft-switchingphase-shiftedPWMfull-bridgeDC-DCconverterwithreducedconductionlossesnovelsoft-switchingDC-DCconverterusingtappedinductortypefilter,SynthesisandModulationofaSinglePhaseDC/ACConverterwithHigh-FrequencyIsolationinPhotovoltaicEnergyApplications,TransformerParasiticParametersandLosslessInductiveSnubberAssistedZeroCurrentSoftSwitchingDC-DCConverterforHighPowerMagnetronDrive。