简介:In2016,thepowersupplyinCSRmwasdigitalizedtofurtherimprovethereliabilityofoperation.Anewvectorrecticationtechniqueisdevelopedfortheresearchofadvancedpowersupplyandelectricalrelatedtechnologies.AnumberofEMCandelectricalsafetytestingitemsforHIMMWuweipowersupplieshasbeencompleted.DigitalizationupgradeofthepowersupplyCSRmpowersupply,including30setsquadrupolemagnetpowersupply,6setssextupolemagnetpowersupplyand8setsbipolarcorrectmagnetpowersupply,weretransformedbyusingofdigitalcontrollersbasedonFPGA.Fig.1displaysthemeasurementresultsofthenewdigitalpowersupplyofquadrupolemagnet,thecurrenterror(attop)was1.7610?5,thetrackinger-rorwas5.2810?5.Theperformanceandreliabilityofthepowersupplyhavebeengreatlyimproved.
简介:越来越多的人不断地学习和创新一种颜色上的技巧。跟着潮流的演幻.我们发现了还有一种美来自原始.来自复古,红色蓝色一直意味着传统.可却掩盖了庸俗.所以如今我们把他放做一种标志.标志着新的动向.新的开始.新的享受……
简介:Futuremultimediacommunicationsystemshavetosupporttheuser'sneeds,theterminalcapabilities,thecontentspecificationandtheunderlyingnetworkingtechnologies.Therelatedprotocolsandapplicationsmustbedesignedfromthisintegrationperspectiveinacross-layercentricmanner.Inthispaper,weproposeanimplementationofastreamingservice(e.g.,TelevisionoverIPservice)withaunifiedQoSmanagementconceptthatenablesanIPdrivenintegrationofdifferentsystemcomponents(terminal,user,content,andnetwork).TheMPEG-21frameworkisusedtoprovideacommonsupportforimplementingandmanagingtheend-to-endQoS.Themainfocusofthispaperisonthearchitecturedesign,protocolsspecificationandimplementationevaluation.PerformanceevaluationsusingPSNRandSSIMobjectivevideoqualitymetricsshowthebenefitoftheproposedMPEG-21-enabledcross-layeradaptation.