{"id":7212,"date":"2021-10-03T00:00:00","date_gmt":"2021-10-02T23:00:00","guid":{"rendered":"https:\/\/instrid.sk\/uncategorized\/vrtulnik-ingenuity-na-marse-nevzlietol\/"},"modified":"2021-10-03T00:00:00","modified_gmt":"2021-10-02T23:00:00","slug":"vrtulnik-ingenuity-na-marse-nevzlietol","status":"publish","type":"post","link":"https:\/\/instrid.sk\/en\/archiv\/vrtulnik-ingenuity-na-marse-nevzlietol\/","title":{"rendered":"Vrtu\u013en\u00edk Ingenuity na Marse nevzlietol"},"content":{"rendered":"<p><strong>Americk\u00fd n\u00e1rodn\u00fd \u00farad pre letectvo a vesm\u00edr (NASA)<\/strong> mal v pl\u00e1ne <strong>let vrtu\u013en\u00edka Ingenuity<\/strong> na Marse ur\u010den\u00fd na demon\u0161tr\u00e1ciu jeho schopnosti <strong>letu pri vy\u0161\u0161\u00edch ot\u00e1\u010dkach rotora<\/strong>. Vrtu\u013en\u00edk v\u0161ak nakoniec z povrchu plan\u00e9ty <strong>nevzlietol<\/strong>.<\/p>\n<h3>Helikopt\u00e9ra Ingenuity<\/h3>\n<p>Ingenuity je <strong>helikopt\u00e9ra s hmotnos\u0165ou 1,8 kg<\/strong>, ktor\u00e1 ako prv\u00e1 uskuto\u010dnila let v\u00a0atmosf\u00e9re Marsu. Na Mars <strong>prist\u00e1la 18. febru\u00e1ra 2021<\/strong> spolu s\u00a0roverom Perseverance. Jej <strong>prv\u00fd let prebehol 19. apr\u00edla<\/strong> po\u010das ktor\u00e9ho vzlietla do v\u00fd\u0161ky 3 metre. Od vtedy m\u00e1 za sebou u\u017e 13 dokon\u010den\u00fdch letov aj napriek tomu, \u017ee na za\u010diatku misie ich bolo pl\u00e1novan\u00fdch len 5.<\/p>\n Prv\u00fd let helikopt\u00e9ry Ingenuity na Marse [NASA]\n<p>NASA p\u00f4vodne pl\u00e1novala 14. let na 18. septembra. Jednalo sa o relat\u00edvne kr\u00e1tky a jednoduch\u00fd let za \u00fa\u010delom uk\u00e1\u017eky schopnosti vrtu\u013en\u00edka letie\u0165 s vy\u0161\u0161\u00edmi ot\u00e1\u010dkami rotora. Tie predstavovali a\u017e <strong>2 700 ot\u00e1\u010dok za min\u00fatu<\/strong>, pri\u010dom pri be\u017en\u00fdch letoch rotor helikopt\u00e9ry dosahoval iba 2 537 ot\u00e1\u010dok za min\u00fatu. Helikopt\u00e9ra mala vzlietnu\u0165 do v\u00fd\u0161ky 5 metrov.<\/p>\n<p>Vedenie misie vykonalo \u00fapravu ot\u00e1\u010dok, aby kompenzovalo zn\u00ed\u017eenie hustoty atmosf\u00e9ry sp\u00f4soben\u00e9 sez\u00f3nnymi zmenami na Marse. T\u00fato inform\u00e1ciou 28. septembra uviedol<strong> Jaakko Karras<\/strong> z Jet Propulsion Laboratory \u00faradu NASA v Ju\u017enej Kalifornii. Helikopt\u00e9ra Ingenuity sa moment\u00e1lne nach\u00e1dza <strong>v\u00a0kr\u00e1teri Jezero<\/strong>.<\/p>\n<h3>Test sa podaril, ale let neuskuto\u010dnil<\/h3>\n<p>Ako pr\u00edpravu na pl\u00e1novan\u00fd let helikopt\u00e9ra Ingenuity vykonala 15. septembra test vysokor\u00fdchlostnej rot\u00e1cie rotora. Po\u010das testu dosiahol rotor r\u00fdchlos\u0165 a\u017e 2 800 ot\u00e1\u010dok za min\u00fatu, no ke\u010f\u017ee i\u0161lo len o test, helikopt\u00e9ra nevzlietla. Po\u010das testu <strong>prebehlo <\/strong><strong>v\u0161etko v poriadku<\/strong> a pr\u00edpravy na 14. let helikopt\u00e9ry pokra\u010dovali \u010falej. Let sa v\u0161ak nakoniec neuskuto\u010dnil. Helikopt\u00e9ra detegovala pri automatickej predletovej kontrole <strong>anom\u00e1liu v\u00a0dvoch mal\u00fdch servomotoroch<\/strong>. Tie s\u00fa kritick\u00e9 pre stabiln\u00fd a kontrolovan\u00fd let, nako\u013eko umo\u017e\u0148uj\u00fa vrtu\u013en\u00edku ovl\u00e1da\u0165 polohu a orient\u00e1ciu v priestore po\u010das letu. Helikopt\u00e9ra Ingenuity celkovo obsahuje \u0161es\u0165 tak\u00fdchto servomotorov, tri pre ka\u017ed\u00fd z jej rotorov.<\/p>\n Helikopt\u00e9ra Ingenuity [NASA]\n<p>Anal\u00fdza d\u00e1t z automatickej predletovej kontroly potvrdila, \u017ee dva servomotory helikopt\u00e9ry Ingenuity mierne oscilovali s pribli\u017ene jednostup\u0148ovou amplit\u00fadou. Okam\u017eite po potvrden\u00ed, sa vedeck\u00fd t\u00edm za\u010dal zaobera\u0165 ot\u00e1zkou, \u010do anom\u00e1liu sp\u00f4sobilo. Karras nap\u00edsal, \u017ee pr\u00ed\u010dinou anom\u00e1lie by mohlo by\u0165 <strong>zv\u00fd\u0161en\u00e9 opotrebovanie servoprevodoviek<\/strong>, ale t\u00edm e\u0161te st\u00e1le pracuje na zisten\u00ed presnej pr\u00ed\u010diny.<\/p>\n<p>N\u00e1sledne helikopt\u00e9ra Ingenuity absolvovala 21. septembra a 23. septembra \u010fal\u0161ie dva testy svojich servomotorov. Karras a vedeck\u00fd t\u00edm s\u00fa optimistick\u00ed, \u017ee <strong>anom\u00e1liu \u010doskoro vyrie\u0161ia<\/strong> a Ingenuity bude m\u00f4c\u0165\u00a0znovu lieta\u0165.<\/p>\n<h3>Komunik\u00e1cia s Marsom je preru\u0161en\u00e1<\/h3>\n<p><strong>\u010eal\u0161ie lety<\/strong> v\u0161ak bud\u00fa musie\u0165 <strong>po\u010dka\u0165 e\u0161te aspo\u0148 nieko\u013eko t\u00fd\u017ed\u0148ov<\/strong>. Plan\u00e9ta Mars sa teraz nach\u00e1dza v<strong> slne\u010dnej konjunkcii<\/strong> so Zemou. Mars je teda na opa\u010dnej strane Slnka od Zeme, k \u010domu doch\u00e1dza raz za dva roky. V takomto pr\u00edpade m\u00f4\u017ee Slnko interferova\u0165 komunik\u00e1ciu alebo po\u0161kodi\u0165 inform\u00e1cie vysielan\u00e9 medzi Zemou a Marsom. NASA preto a\u017e do polovice okt\u00f3bra <strong>ukon\u010dila komunik\u00e1ciu s jej robotmi<\/strong> na Marse.<\/p>\n Zobrazenie relat\u00edvnej polohy Zeme, Slnka a Marsu po\u010das slne\u010dnej konjunkcie [NASA]\n<p>Karras v\u0161ak objas\u0148uje, \u017ee helikopt\u00e9ra Ingenuity nebude po\u010das tejto doby \u00faplne ne\u010dinn\u00e1. Spolu s roverom Perseverance je naprogramovan\u00e1 tak, aby po\u010das tejto doby navz\u00e1jom medzi sebou komunikovali zhruba raz t\u00fd\u017edenne. <strong>Ingenuity<\/strong> bude roveru pravidelne odosiela\u0165 <strong>z\u00e1kladn\u00e9 inform\u00e1cie o stave<\/strong> svojich syst\u00e9mov. Tieto d\u00e1ta dostane vedeck\u00fd t\u00edm po op\u00e4tovnom nadviazan\u00ed spojenia s roverom.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #999999\">Zdroje: CNET, Space.com, SciTechDaily<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Americk\u00fd n\u00e1rodn\u00fd \u00farad pre letectvo a vesm\u00edr (NASA) mal v pl\u00e1ne let vrtu\u013en\u00edka Ingenuity na Marse ur\u010den\u00fd na demon\u0161tr\u00e1ciu jeho schopnosti letu pri vy\u0161\u0161\u00edch ot\u00e1\u010dkach<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[51],"tags":[],"class_list":["post-7212","post","type-post","status-publish","format-standard","hentry","category-archiv","two-columns"],"_links":{"self":[{"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/posts\/7212","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/comments?post=7212"}],"version-history":[{"count":0,"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/posts\/7212\/revisions"}],"wp:attachment":[{"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/media?parent=7212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/categories?post=7212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/instrid.sk\/en\/wp-json\/wp\/v2\/tags?post=7212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}