{"id":"https://openalex.org/W2116604201","doi":null,"title":"Design of an Aerodynamic Attitude Control System for a CubeSat","display_name":"Design of an Aerodynamic Attitude Control System for a CubeSat","publication_year":2012,"publication_date":"2012-03-01","ids":{"openalex":"https://openalex.org/W2116604201","mag":"2116604201"},"language":"en","primary_location":{"id":"pmh:oai:scholar.sun.ac.za:10019.1/19956","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10019.1/19956","pdf_url":null,"source":{"id":"https://openalex.org/S4306400300","display_name":"SUNScholar (Stellenbosch University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I26092322","host_organization_name":"Stellenbosch University","host_organization_lineage":["https://openalex.org/I26092322"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062020921","display_name":"Jacoba Auret","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Jacoba Auret","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5062020921"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11082","display_name":"Spacecraft Dynamics and Control","score":0.8026999831199646,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11082","display_name":"Spacecraft Dynamics and Control","score":0.8026999831199646,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12449","display_name":"Spacecraft Design and Technology","score":0.18770000338554382,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11701","display_name":"Space Satellite Systems and Control","score":0.004000000189989805,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cubesat","display_name":"CubeSat","score":0.9350000023841858},{"id":"https://openalex.org/keywords/attitude-estimation","display_name":"attitude estimation","score":0.8849999904632568},{"id":"https://openalex.org/keywords/extended-kalman-filter","display_name":"extended Kalman filter","score":0.9810000061988831},{"id":"https://openalex.org/keywords/triad-algorithm","display_name":"TRIAD algorithm","score":0.8859999775886536},{"id":"https://openalex.org/keywords/antenna-calibration","display_name":"antenna calibration","score":0.5299999713897705},{"id":"https://openalex.org/keywords/tumbling-satellites","display_name":"tumbling satellites","score":0.382999986410141}],"concepts":[{"id":"https://openalex.org/C2775936636","wikidata":"https://www.wikidata.org/wiki/Q1142930","display_name":"CubeSat","level":3,"score":0.947431206703186},{"id":"https://openalex.org/C13393347","wikidata":"https://www.wikidata.org/wiki/Q8424","display_name":"Aerodynamics","level":2,"score":0.710792601108551},{"id":"https://openalex.org/C178802073","wikidata":"https://www.wikidata.org/wiki/Q8421","display_name":"Aeronautics","level":1,"score":0.4693516194820404},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.45721670985221863},{"id":"https://openalex.org/C155710575","wikidata":"https://www.wikidata.org/wiki/Q83001","display_name":"Attitude control","level":2,"score":0.4543139934539795},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.4470698833465576},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.41275644302368164},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.36160802841186523},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.3537263870239258},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09965771436691284},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:scholar.sun.ac.za:10019.1/19956","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10019.1/19956","pdf_url":null,"source":{"id":"https://openalex.org/S4306400300","display_name":"SUNScholar (Stellenbosch University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I26092322","host_organization_name":"Stellenbosch University","host_organization_lineage":["https://openalex.org/I26092322"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},{"id":"pmh:oai:scholar.sun.ac.za:10019.1/83810","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10019.1/83810","pdf_url":null,"source":{"id":"https://openalex.org/S4306400300","display_name":"SUNScholar (Stellenbosch University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I26092322","host_organization_name":"Stellenbosch University","host_organization_lineage":["https://openalex.org/I26092322"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Masters"},{"id":"mag:2116604201","doi":null,"is_oa":false,"landing_page_url":"http://scholar.sun.ac.za/handle/10019.1/19956","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W50432638","https://openalex.org/W53038976","https://openalex.org/W180647260","https://openalex.org/W1520043098","https://openalex.org/W1521560745","https://openalex.org/W1666375428","https://openalex.org/W1990181132","https://openalex.org/W2009902689","https://openalex.org/W2018581830","https://openalex.org/W2058200785","https://openalex.org/W2062296785","https://openalex.org/W2108963537","https://openalex.org/W2135337336","https://openalex.org/W2144405827","https://openalex.org/W2167858481","https://openalex.org/W2332552652"],"related_works":["https://openalex.org/W2160973489","https://openalex.org/W6941178725","https://openalex.org/W4396908018","https://openalex.org/W2912412754","https://openalex.org/W4294338812","https://openalex.org/W145420535","https://openalex.org/W4409988793","https://openalex.org/W2246527916","https://openalex.org/W7026890359","https://openalex.org/W2343552523"],"abstract_inverted_index":{"ENGLISH":[0],"ABSTRACT:":[1],"The":[2,24,89,116,188,215,258,296],"Cape":[3],"Peninsula":[4],"University":[5],"of":[6,47,50,65,78,86,98,152,237,293,298,312,326],"Technology,":[7],"in":[8,58,166],"collaboration":[9],"with":[10],"Stellenbosch":[11],"University,":[12],"is":[13,92,220,232,247,263],"developing":[14],"a":[15,19,29,32,120,235],"3-unit":[16],"CubeSat":[17],"for":[18,105,172,184,265,276,288,308,322],"low":[20,255],"earth":[21],"polar":[22],"orbit.":[23],"two":[25,110],"main":[26],"payloads":[27],"are":[28,119,133,163,175,182,195,202,320],"camera":[30],"and":[31,70,81,109,126,141,159,178,192,199,234,243,260,272,282,300],"radio":[33],"frequency":[34],"beacon.":[35],"This":[36,60],"beacon":[37],"will":[38],"be":[39,210,227,249,305],"used":[40,118,211,228,250],"to":[41,74,82,94,204,209,226,248,304],"calibrate":[42],"the":[43,51,63,79,87,136,148,153,167,173,200,206,213,230,238,244,252,266,270,277,283,289,294,309,313,316,323,327],"radar":[44],"antenna":[45,49],"patterns":[46],"an":[48,66],"Hermanus":[52],"Magnetic":[53],"Observatory":[54],"at":[55],"their":[56],"base":[57],"Antarctica.":[59],"thesis":[61],"describes":[62],"development":[64],"aerodynamic":[67,96,112,149,271,301],"attitude":[68,130,190,223],"determination":[69,131,191,224],"control":[71,114,150,170,180,186,193,268,274,280,286,291,302,325],"system":[72],"needed":[73],"achieve":[75],"three-axis":[76,121,278],"stabilisation":[77,108,279,311],"satellite":[80,90,174,231,253],"perform":[83],"accurate":[84],"pointing":[85,290,324],"camera.":[88],"structure":[91],"designed":[93],"utilise":[95],"means":[97],"control.":[99],"It":[100],"includes":[101],"four":[102],"feather":[103],"antennae":[104],"passive":[106],"pitch-yaw":[107],"active":[111],"roll":[113],"paddles.":[115],"sensors":[117],"magnetometer,":[122],"ne":[123],"sun":[124,239],"sensor":[125],"nadir":[127],"sensor.":[128],"Three":[129,169],"methods":[132,181,194,208],"investigated,":[134],"namely":[135],"Triad,":[137],"Rate":[138,217,240],"Kalman":[139,143,218,241],"Filter":[140,144,219,242],"Extended":[142],"algorithm.":[145],"Apart":[146],"from":[147],"elements":[151],"satellite,":[154,314],"three":[155,160,317],"magnetic":[156,216,299],"torque":[157],"rods":[158],"nano-reaction":[161,318],"wheels":[162,319],"also":[164],"included":[165],"design.":[168],"modes":[171],"identi":[176],"ed":[177],"various":[179,189],"investigated":[183],"these":[185],"modes.":[187],"evaluated":[196],"through":[197],"simulations":[198],"results":[201],"compared":[203],"determine":[205],"nal":[207],"by":[212],"satellite.":[214,295],"chosen":[221,264],"as":[222],"method":[225,275,287],"when":[229,251],"tumbling":[233],"combination":[236,297],"Triad":[245],"algorithm":[246],"experiences":[254],"angular":[256],"rates.":[257],"B-dot":[259],"Y-spin":[261],"controller":[262],"detumbling":[267],"mode,":[269],"cross-product":[273],"mode":[281,292],"quaternion":[284],"feedback":[285],"proved":[303],"su":[306],"cient":[307],"initial":[310],"but":[315],"required":[321],"imaging":[328],"process.":[329]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}