简介:常用的抗干扰控制方法依赖于对象的精确模型,这对受不确定负载干扰影响的系统是不现实的。PID控制虽然不依赖于对象的模型,但其抗干扰能力不强。针对这一问题,设计了不依赖对象模型的自抗扰控制器,并搭建了模拟受随机负载干扰的电液位置伺服控制系统实验台;然后基于自抗扰控制器,在该实验台上分析研究了该电液位置伺服控制系统的性能。
简介:介绍了PLC和变频器在MZ10160全自动无心磨床改造中的应用,详细说明了设计思路并给出了硬件电路和软件流程图。
简介:AnoveladaptivePIDbuffercontrolmodelforbetterserviceroundtriptimeforapplicationsovertheInteTnet;ANovelCompositeSchedulingAlgorithmforOBSSwitchwithSharedOpticalBuffer;AnovelratepredictorbasedonquantizedDCTindicesanditsratecontrolmechanism;ANovelTrafficDispatchAlgorithmfortheParallelPacketSwitch;ANovelVoltageClampedSnubberCircuitTopologySuitableforMultilevelInverterwithItsLoweredPowerLossPerformances……
简介:3-levelthreephasesoft-switchingPWMrectifierwithsingleauxiliaryresonantcommutatedsnubbercircuit;ABufferManagementSchemeinDiffservNetwork;Abuffer-basedbasebandanalogfrontendforCMOSBluetoothreceivers;Acollaborationmodelforbetterreliabilityandperformanceforobject-baseddistributedapplicationsovertheInternet;AComprehensiveAnalysisofIndirectBranchPrediction……
简介:Aselectivefilter-bankTLBsystem;AselectivelyaccessingTLBforhigh-performanceandlowerpowerconsumption;Asoft-switchingPWMboostchoppercontrolledDC-DCconverterwithasinglepassiveauxiliaryresonantsnubberanditsperformanceevaluations;Astudyontwo-dimensionproportionalQoScontrolforIP-basemultimediaapplications;AsufficientconditionforinstabilityofbufferprioritypoliciesinRe-entrantlines