欢迎来到天天文库
浏览记录
ID:40557853
大小:6.13 MB
页数:16页
时间:2019-08-04
《A platform with six degrees of freedom 》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、371APLATFORMWITHSIXDEGREESOFFREEDOMByD.Stewart*Thispaperdescribesamechanismwhichhassixdegreesoffreedom,controlledinanycombinationbysixmotors,eachhavingagroundabutment.Itisconsideredthatbyitsparticulararrangement,thismechanismmayformanelegantdesignforsimulatingflightconditi
2、onsinthetrainingofpilots.Unlikemostsimulators,ithasnofixedaxesrelativetotheground,andthereforewithinthelimitsofamplitudeofthedesignitcantrulysimulatetheconditionsofbankingbycarryingthesimulationofcontrolsurfacesintotheaxesofthenewattitude.Variationsincontrolarrangementsare
3、describedandtheirrespectivedesignmeritsconsidered.Otherpossibleusesforthismechanismarementioned,includingautomationofproduction.INTRODUCTIONInthispaperamechanismisdescribedwhichitisINTHESEARCHforasuitablemeansforsimulatingflightsuggestedmaybeused:conditionsforthesafetraini
4、ngofhelicopterpilots,the(a)Asavehicleforrepresentingabodyinspacedesignofamechanismhasbeenestablishedhavingallthesubjectedtoalltheforceswhichmaybemetwithinitsfreedomsofmotionwithinthedesignlimitationsofvoyage.amplitudeandcapableofbeingcontrolledinallofthem(6)Asrepresentinga
5、platformheldstationaryinsimultaneously.Aresultofthisexercisehasbeentoreleasespacemountedonavesselsuchasashipwhichistheimaginationtoconceivemanyotherusesforsuchasubjectedtotherandommovementsofthesea.mechanism.(c)AsaplatformforsimulatingtheactionsoftheModerndevelopmentsinpas
6、sengertransport,whetherhelicopterasdrivenbyitspilot,ortheyareinair,seaorspace,havesubjectedmantomixed(d)Asasupportforahelicopterwhichiscapableotaccelerationsbeyondanypreviouslyknown.Theeffectofbeingdrivenbythepilot,randomactionsbeingappliedspeedonthereactionsofahumanbeinga
7、renegligibletothesupportingplatformasprescribed.comparedwiththosecausedbythechangeofdirection(e)Asanyvehiclewhichissubjecttocontrolbyaorspeedandwhenahumancontrollinkisintroducedintohumanbeing.acontrolchain,theeffectofaccelerationuponhisactions(f)Asabasisofdesignforanewform
8、ofmachineisofgreatimportance.tool.Itisdangeroustoassumetheperformanceofacomplex(g)Asabasi
此文档下载收益归作者所有