SpringerInternationalPublishingSwitzerland2017Thisbookconsistsof30chapters.Chapter1presentsthetheoryandapplicationofactuationofelastomericmicro-devicesviacapillaryforcetechnology.Chapter2providesinsightintothefundamentaldesign,workingprinciples,andpracticalguidanceofMEMSaccelerometers.Detailsofexperimentalsetups,signalconditioning,anddataprocessingarealsoprovidedtoconstructanintegratedperformanceassessmentsystem.Chapter3givesanoverviewoftheimpactofthechangefromafocusonanalysis,simulation,andmodelingcombinedwithoutsourcinghardwaredesigntotheuseofdigitalfabricationtoolsallowingacyclicdesignprocessinsidethelab,usingmanyexamplesfromvariousprojects,andsharessomeinsightsandlessonslearnedforfacilitatingandimplementingthisprocess.Chapter4presentsthedesignofafamilyofmicro-robotscapableofobjectmanipulationinafluidicenvironment.Chapter5discusseshowstate-of-theartmobiletechnologiesmaybeintegratedintohuman-in-the-loopcyber-physicalsystemsandexploitedtoprovidenaturalmappingsforremoteinteractionswithsuchsystems.Ademonstrativeexampleisusedtoshowhowanintuitivemetaphorisuncoveredforperformingabalancingtaskthroughtheteleoperationofaballandbeamtestbed.Chapter6providesanoverviewonforce/tactilesensordevelopment.Byexploitingoptoelectronictechnology,twotactilesensorsthatcanbeusedtoexecutebothfinemanipulationofobjectsandsafeinteractiontaskswithhumansaredesignedandrealized.Chapter7addressesabriefaccountofissuesrelatedtomechanicalpropertiesofMEMS.Micro-testingtechniquesincludingmicrotensileandmicro-fatiguetestingalongwiththehardwarearedescribedwithtypicalsampletype,shape,andgeometry,depictedwithdiagramsandimages.Chapter8studiesatypeofmarmot-likerescuerobotforminesafetydetectionandrescuing.Thekinematics,maximumstiffness,minimumstiffness,andglobalstiffnessoftheheadsectionoftherescuerobotaremodeledandanalyzed.Chapter9presentsasystematicreviewofkeycontrolschemesforreconfigurableroboticsystems,highlightingtheirbenefitsanddisadvantages,andalsoreviewstheapplicationofthesesystemsatmicroscale.Chapter10givesadetailedoverviewofMEMSbasedsensorsandactuators.Chapter11proposesanovelsensingapproachtoinsituparticulatematerial(soot)loadmeasurementinadieselparticulatefilterusingelectricalcapacitancetomography(ECT).Chapter12providesanoverviewofthreeactuationmechanismsthatarerelevantforbiomedicalapplicationsofmicrofluidics.Thetopicsdealtwithincludedielectrophoresis,acoustophoresis,andmagnetophoresis.Chapter13reviewsafewmechatronicdevicesdesignedandusedinASDscreeninganddiscussesafewdevicesusedfortherapeuticpurposes.Chapter14conductsacriticalandthoroughreviewonvapor/gassensingpropertiesofawiderangeofelectrochemicallyderivedmetaloxidenano-formsasthesensinglayeremployingadifferentdeviceconfiguration.Chapter15developsawearablebloodpressuremonitoringsystemusingultrasoundandamicroperfusionsystemusingametalneedlewithmicro-flowchannelformeasurementofsubepidermalbiologicalsubstances.Chapter16discussesthefabricationstrategiesandmaterialsforthedevelopmentofphysical,chemical,andbiosensors.Theemergingapplicationsofflexibleelectronicsinwoundhealing,wearableelectronics,implantabledevices,andsurgicaltools,aswellaspoint-of-carediagnosticdevices,arealsoexplored.Chapter17presentsseveralMEMSdeviceswherethemainapplicationisagriculture.Chapter18showsthedesign,fabrication,andtestingofamultifunctionalMEMSsensorforuseinhydraulicsystems.TheMEMSdeviceisincorporatedintoatypicalfluidpowercomponent.Chapter19proposesapiezoelectric-actuatedrigidnano-needleforsinglecellwall(SCW)cutting.Afabricatedtungsten(W)nano-needleisassembledwithacommercialpiezoelectricactuatorlaterallyandperpendicularly.Chapter20developsaprocessplanning-drivenapproachforthedevelopmentofaroboticpercussiverivetingsystemforaircraftassemblyautomation.Chapter21introducesphotoinducedfabricationtechnologiesfor3DMEMSdevicesandexaminesfourtechnologiesandtheiroutcomeofapplicationswherefabricatedfeaturesizesdecreaseandresolutionincreases.Chapter22presentsadesignprincipleoftheOKESbyderivingamathematicalmodelandcharacterizedtheOKESperformanceintermsofworkingrange,positioningaccuracy,resolution,linearity,bandwidth,andcontroleffectivenesswiththenano-positioningsystems.Chapter23presentsalab-on-chipmicrofluidicssystemforSCMmeasurement,relatedtotheforcerequiredtodragasinglecellandNewton’slawofmotioninsidemicrofluidicschannel.Chapter24focusesonthecharacteristicsofmicromanipulationintermsofthetypesandprinciplesofgrippingforces.Chapter25discussesthreeimportantaspectsofinertialmicrofluidics:fundamentalmechanism,microchanneldesigns,andapplications.Chapter26providesadetailedoverviewofthedifferenttypesofpiezoelectricforcesensorsandthedynamiccalibrationtechniquesthathavebeenusedtocalibratethesesensors.Chapter27introducesamagneticallydrivenmicro-roboticssystemtoexplaintheprocedureofdevelopingamagneticlevitationstageandproposesasensorswitchingmechanismthatcombinesmagneticfluxmeasurement-basedpositiondeterminationandopticalsensor-basedpositiondetection.Chapter28applies3Dprintingmoldingmethodstofabricateaminiaturemagneticactuatorforanopticalimagestabilizer,andtheapplicationofrobustcontroltechniquestoactuatethedevelopedminiaturemagneticactuatorsisdiscussed.Chapter29dealswiththeconceptofbiofeedbackcontrolsystemsanditsstructure,andvariousapplicablecontrolmethodswhicharedesignedtofulfilldifferentsystemrequirementsareprovided.Chapter30developsaninverseadaptivecontrollerdesignmethodforthepurposeofmitigatingthehysteresiseffectinthemagnetostrictive-actuateddynamicsystems.
2025/3/25 2:21:38 36.06MB MEMS Mechatronics Devices
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本套世界地图shape文件底图以国家测绘地理信息局公布的世界标准地图(编号:GS(2016)1666)为参考绘制,用该底图已投两个C刊,均符合期刊图形审查要求!底图是最新2019版的,有详细和简单两个版本,简单版包含国境线和城市。
详细版包含大洲、国境线、城市、世界各国行政区划、湖泊、河流、经纬线等要素图层,可以根据个人需要进行删减。
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我国9大流域的shape文件,包含jpg的效果图及其他必须文件。
2024/12/2 2:54:13 348KB 流域地图 shapefile
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ArcView3.3插件,用来将S57000文件转换为shape文件
2024/11/26 10:58:24 844KB S57 Shape ArcView
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全球飞行航线数据shape格式
2024/9/23 20:25:46 13.13MB 航线
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方便新手实例化练习,里面有很多实验数据和实验步骤方法,十分详细,对新手很适合。
2024/9/4 18:16:19 28.36MB 重庆 shape文件
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包含我国各个乡镇,比较全面。
共各位同好收藏。
2024/6/19 19:58:01 103.44MB arcgi
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MapInfo格式矢量、属性数据及关联等文件,构成MapInfo系统数据库,是进行GIS二次开发的极好材料——无论进行桌面版开发,还是Web版开发,均可;
无论采用组件式开发,还是后台运行支持开发,亦可;
无论MapInfo平台下的开发,还是其他GIS平台下的开发,也可,后者完全可通过便利的GIS功能模块,把数据转换到shape、dxf、dwg、dbf等格式下去。
^_^
2024/6/5 10:29:15 167KB GIS 地图 Mapinfo
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GDAL编辑shape文件C#(字段添加,数据更新,mif文件读取等)
2024/5/22 15:47:49 1.65MB shp(C#)
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MIMOOFDMSimulator:OFDM.m:OFDMSimulator(outerfunction)create_channel.m:GeneratesaRayleighfadingfrequency-selectivechannel,parametrizedbytheantennaconfiguration,theOFDMconfiguration,andthepower-delayprofile.svd_decompose_channel.m:Sincefullchannelknowledgeisassumed,transmissionisacrossparallelsingularvaluemodes.Thisfunctiondecomposesthechannelintothesemodes.BitLoad.m:Applythebit-loadingalgorithmtoachievethedesiredbitandenergyallocationforthecurrentchannelinstance.ComputeSNR.m:Giventhesubcarriergains,thissimplefunctiongeneratestheSNRvaluesofeachchannel(eachsingularvalueoneachtoneisaseparatechannel).chow_algo.m:ApplyChow'salgorithmtogenerateaparticularbitandenergyallocation.EnergyTableInit.m:GiventheSNRvalues,formatableofenergyincrementsforeachchannel.campello_algo.m:ApplyCampello'salgorithmtoconvergetotheoptimalbitandenergyallocationforthegivenchannelconditions.ResolvetheLastBit.m:Anoptimalbit-loadingofthelastbitrequiresauniqueoptimization.modulate.m:Modulatetherandominputsequenceaccordingtothebitallocationsforeachchannel.ENC2.mat:BPSKModulatorENC4.mat:4-QAMModulator(Graycoded)ENC16.mat:16-QAMModulator(Graycoded)ENC64.mat:64-QAMModulator(Graycoded)ENC256.mat:256-QAMModulator(Graycoded)precode.m:Precodethetransmittedvectorateachtimeinstancebyfilteringthemodulatedvectorwiththeright-inverseofthechannel'srightsingluarmatrix.ifft_cp_tx_blk.m:IFFTblockoftheOFDMsystem.channel.m:ApplythechanneltotheOFDMframe.fft_cp_rx_blk.m:FFTblockoftheOFDMsystem.shape.m:Completethediagonalizationofthechannelbyfilteringthereceivedvectorwiththeleft-inverseofthechannel'sleftsingularmatrix.demodulate.m:Performanearestneighborsearchknowingthetransmitconstellationused.
2024/5/11 19:05:15 1.65MB OFDM-MIMO,matlab,
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在日常工作中,钉钉打卡成了我生活中不可或缺的一部分。然而,有时候这个看似简单的任务却给我带来了不少烦恼。 每天早晚,我总是得牢记打开钉钉应用,点击"工作台",再找到"考勤打卡"进行签到。有时候因为工作忙碌,会忘记打卡,导致考勤异常,影响当月的工作评价。而且,由于我使用的是苹果手机,有时候系统更新后,钉钉的某些功能会出现异常,使得打卡变得更加麻烦。 另外,我的家人使用的是安卓手机,他们也经常抱怨钉钉打卡的繁琐。尤其是对于那些不太熟悉手机操作的长辈来说,每次打卡都是一次挑战。他们总是担心自己会操作失误,导致打卡失败。 为了解决这些烦恼,我开始思考是否可以通过编写一个全自动化脚本来实现钉钉打卡。经过一段时间的摸索和学习,我终于成功编写出了一个适用于苹果和安卓系统的钉钉打卡脚本。
2024-04-09 15:03 15KB 钉钉 钉钉打卡