基于多偶极子磁性模型的卫星复杂磁场建模方法孟立飞1,肖琦2,王国强1,陈金刚2,易忠2,吴明雨1,张铁龙1,3(1.哈尔滨工业大学(深圳),深圳518055;2.北京卫星环境工程研究所,北京100094;3.奥地利科学院空间研究所,格拉茨A-8042)摘要:飞行器、舰船和潜艇等典型可移动平台具有复杂的磁场,获取这些磁场信息对于提高磁场探测精度具有重要意义。文章在简要总结典型可移动平台复杂磁场的建模方法基础上,结合卫星自身特点,提出基于多偶极子磁性模型的卫星复杂磁场快速建模方法。其技术途径有两种:一是基于单机磁试验数据建立单机磁性模型,再组合成整星多偶极子磁性模型;二是基于卫星磁试验数据直接建立整星多偶极子磁性模型。采用这两种技术途径完成某型号卫星的磁场建模、计算与测量验证,测试结果表明多偶极子法可很好地适用于磁洁净卫星复杂磁场的快速建模计算,精度优于0.2nT。关键词:卫星;磁试验;磁场建模;多偶极子法中图分类号:TB115;V474.1文献标志码:A文章编号:1673-1379(2023)04-0356-05DOI:10.12126/see.2023104Amethodformodelingcomplexmagneticfieldofsatellitebasedonmulti-dipolemagneticmodelMENGLifei1,XIAOQi2,WANGGuoqiang1,CHENJingang2,YIZhong2,WUMingyu1,ZHANGTielong1,3(1.HarbinInstituteofTechnology(Shenzhen),Shenzhen518055,China;2.BeijingInstituteofSpacecraftEnvironmentEngineering,Beijing100094,China;3.SpaceResearchInstitute,AustrianAcademyofSciences,Graz8042,Austria)Abstract:Typicalmovableplatformssuchasaircrafts,ships,andsubmarineshavecomplexmagneticfields.Itissignificanttoobtainthemagneticfieldinformationforimprovingthemagneticfielddetectionaccuracy.Basedonabriefsummaryofmethodsformodelingcomplexmagneticfieldsoftheseplatforms,andtakingintoaccountthecharacteristicsofsatellites,amethodformodelingthecomplexmagneticfieldsofsatellitebasedonthemulti-dipolemagneticmodelwasproposedinthispaper.Therearetwotechnicalapproaches:Onewastocreateasingle-machinemagneticmodelbasedonthesingle-machinemagnetictestdataandthencombineallthemodelsintoawhole-satellitemulti-dipolemagneticmodel;theotherwastodirectlyconstructthemulti-dipolemagneticmodelbasedonthetestdataofsatellitemagnetic.Themagneticfieldmodeling,calculationandmeasurementv...