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时间:2020-03-22
《空间碎片移除的关键技术分析与建议.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第26卷第2期航天器工程V01.26No.21111生!旦墨里垒垦垦垦垦垒呈!兰堕鱼!盟垦兰墨!塑鱼!!!空间碎片移除的关键技术分析与建议刘华伟(北京空间刘永健谭春林刘育强飞行器总体设计部,北京100094)摘要面向空间碎片的严重威胁,分析了空间碎片移除技术发展的必要性和紧迫性,详细梳理了国内外空间碎片移除的主要技术手段,包括推移离轨、增阻离轨、抓捕离轨3类。推移离轨利用激光、离子束、太阳辐射等能量束作用于空间碎片,产生特定力的作用,使其离开原来的轨道,达到移除的目的。增阻离轨通过增加碎片的飞行阻力,降低碎片轨道高度,进而缩短碎片轨道寿命
2、,使其在规定的时间内离轨再入大气。抓捕移除通过任务飞行器与空间碎片直接物理接触的方式来移除碎片。在此基础上,对比分析了各种移除手段的可行性,并针对几种近期可行的移除手段,分析了其涉及的关键技术问题,并提出了空间碎片移除技术的后续发展建议。关键词空间碎片;移除;推移离轨;增阻离轨;抓捕离轨中图分类号:V528文献标志码:ADoI:10.3969/1.issn.1673—8748.2017.02.015AnalysisandSuggestiononKeyTechnologyofSpaceDebrisRemoValLIUHuaweiLIUYon
3、鲥ianTANChunlinLIUYuqiang(BeijingInstituteofSpacecraftSystemEngineering,Beijing100094,China)Abstract:Inthefaceoftheseriousthreatofspacedebris,thenecessityandurgencyofthedevel一opmentofthespacedebrisremovaltechn0109yisanalyzedinthispaper.Atthesametime,themaintechnicalmeansof
4、thespacedebrisremovalathomeandabroadiscombedindetail,inclu—dingdeorbitbytranslation,deorbitbyincreasingtheresistance,deorbitbycapturing.Deorbitbytranslationtakesadvantagesoftheenergybeamresultingfromthelaser,theionbeam,thesolarradiationandsoon,whichexertthespecificforceon
5、thespacedebrisintheprocessofthemoVe—mentthenmakethespacedebris1eavefromitsoriginalorbit.Finallybythesemeansthepurposeofspacedebrisremovalisachieved.Deorbitbyincreasingtheresistancemeansincreasingthespacedebrisflyingresistancewhichresultsinthedecreasingofthespacedebrisorbi
6、talaltitudeandthereductionofthespacedebrisorbitallifetime,andmakesthespacedebrisintotheatmos—phereagainintheprescriptivetime.Deorbitbycapturingremovesthespacedebrisbythedirectphysicalcontactofthemissionspacecrafts.ThenthefeasibilityofallkindsoftheremoValmeansiscomparedand
7、analyzed,andthekeytechn0109yofthemeanswhichisfeasiblerecentlyisalsoanalyzed.At1ast,thesuggestionsaboutthesubsequentdevelopmentofthespacedebrisremoValtechn0109yareproposed.Keywords:spacedebris;remoVal;deorbitbytranslation;deorbitbyincreasingtheresistance;deorbitbycapturing
8、收稿日期:2017一01—13;修回日期:2017一03—21作者简介:刘华伟,女,博士,工程师,研究方向为航天器总体设计。Email:1hw5646653@126.com。106航天器工程1
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