Binciken Venus ta motar helium

微信图片_20221020102717

Masana kimiyya da injiniyoyi sun gwada samfurin balloon Venus a cikin Hamadar Black Rock ta Nevada a watan Yulin 2022. Motar da aka rage ta yi nasarar kammala jigilar gwaji 2 na farko.

Tare da zafi mai zafi da matsanancin matsin lamba, saman Venus yana da ƙiyayya da rashin gafartawa.A gaskiya ma, binciken da ya sauka a can ya zuwa yanzu ya dauki tsawon sa'o'i kadan kawai.Amma ana iya samun wata hanya ta gano wannan duniya mai haɗari da ban sha'awa fiye da masu kewayawa, kewaya rana kawai jifa daga Duniya.Balalon kenan.Cibiyar NASA ta Jet Propulsion Laboratory (JPL) da ke Pasadena, Calif., ta ruwaito a ranar 10 ga Oktoba, 2022 cewa wani balloon robot na iska, daya daga cikin tunanin mutum-mutumi na iska, ya yi nasarar kammala jirage biyu na gwaji a kan Nevada.

Masu binciken sun yi amfani da samfurin gwaji, nau'in balloon da aka yanke wanda a zahiri wata rana zai iya ratsawa cikin gajimare na Venus.

Jirgin gwajin samfurin balloon Venus na farko

Venus Aerobot da aka tsara yana da ƙafa 40 (mita 12) a diamita, kusan 2/3 girman samfurin.

Tawagar masana kimiyya da injiniyoyi daga JPL da Kusa da Sararin Samaniya a Tillamook, Oregon ne suka gudanar da gwajin jirgin.Nasarar da suka yi na nuna cewa ya kamata balloon Venusian su iya rayuwa a cikin yanayi mai yawa na wannan makwabciyar duniya.A kan Venus, balan-balan za ta yi shawagi a tsayin kilomita 55 sama da saman.Domin daidaita yanayin zafi da yawan yanayin Venus a gwajin, tawagar ta daga balon gwajin zuwa tsayin kilomita 1.

Ta kowace hanya, balloon yana aiki kamar yadda aka tsara shi.Jacob Ezraevitz, Babban Jami'in Bincike na Gwajin Jirgin JPL, Kwararre na Robotics, ya ce: "Mun yi matukar farin ciki da aikin samfurin.An ƙaddamar da shi, ya nuna motsin motsi mai sarrafawa, kuma mun dawo da shi cikin kyakkyawan tsari bayan jiragen biyu.Mun yi rikodin bayanai masu yawa daga waɗannan jiragen kuma muna fatan yin amfani da su don inganta samfuran simintinmu kafin bincika duniyar 'yar'uwarmu.

Paul Byrne na Jami'ar Washington da ke St. Louis kuma wani mai hadin gwiwa a fannin kimiyyar kere-kere na sararin samaniya ya kara da cewa: "Nasarar wadannan jiragen na gwaji na da ma'ana sosai a gare mu: Mun yi nasarar nuna fasahar da ake bukata don bincikar gajimaren Venus.Waɗannan gwaje-gwajen sun kafa tushen yadda za mu iya ba da damar binciken ɗan adam na dogon lokaci a saman jahannama na Venus.

Tafiya a cikin iskar Venus

To me yasa balloons?NASA tana son yin nazarin yanki na yanayin Venus wanda ya yi ƙasa da ƙasa don mai kewayawa ya yi nazari.Ba kamar masu ƙasa ba, waɗanda ke tashi cikin sa'o'i, balloons na iya shawagi a cikin iska na tsawon makonni ko ma watanni, suna tafiya daga gabas zuwa yamma.Ballon kuma zai iya canza tsayinsa tsakanin ƙafa 171,000 zuwa ƙafa 203,000 (kilomita 52 zuwa 62) sama da saman.

Koyaya, robots masu tashi ba gaba ɗaya ba ne.Yana aiki tare da orbiter sama da yanayin Venus.Baya ga gudanar da gwaje-gwajen kimiyya, balloon yana aiki a matsayin hanyar sadarwa tare da mai kewayawa.

Balloons a cikin balloons

Samfurin shine ainihin "balloon a cikin balloon," in ji masu binciken.Matsiheliumya cika tafki mai tsauri na ciki.A halin yanzu, balloon helium na waje mai sassauƙa na iya faɗaɗawa da kwangila.Hakanan balloons na iya tashi sama ko faɗuwa ƙasa.Yana yin haka tare da taimakonheliumiska.Idan tawagar tawagar ta so ta daga balloon, za su fitar da helium daga tafki na ciki zuwa balloon na waje.Don mayar da balloon zuwa wurin, daheliuman mayar da shi cikin tafki.Wannan yana sa balloon na waje ya yi kwangila kuma ya rasa ɗanɗano.

Lalacewar muhalli

A tsayin da aka tsara na nisan kilomita 55 sama da saman Venus, zafin jiki bai kai muni ba kuma yanayin yanayin ba ya da karfi.Amma wannan bangare na yanayin Venus har yanzu yana da tsauri, saboda gizagizai cike da digo na sulfuric acid.Don taimakawa jure wa wannan gurɓataccen yanayi, injiniyoyi sun gina balloon daga nau'ikan abubuwa masu yawa.Kayan yana fasalta rufin acid mai jurewa, ƙarfe don rage ɗumamar rana, da wani Layer na ciki wanda ya kasance mai ƙarfi don ɗaukar kayan aikin kimiyya.Ko da hatimi suna jure acid.Gwajin jirgin sama ya nuna cewa kayan da gina balloon yakamata suyi aiki akan Venus.Abubuwan da aka yi amfani da su don tsira Venus suna da ƙalubale don kerawa, kuma ƙarfin sarrafa mu da muka nuna a cikin ƙaddamar da Nevada da murmurewa yana ba mu kwarin gwiwa kan amincin balloon mu akan Venus.

微信图片_20221020103433

Shekaru da yawa, wasu masana kimiyya da injiniyoyi sun ba da shawarar balloons a matsayin hanyar gano Venus.Wannan na iya zama gaskiya nan ba da jimawa ba.Hoto ta hanyar NASA.

Kimiyya a cikin Venus' Atmosphere

Masana kimiyya suna ba da balloons don binciken kimiyya iri-iri.Waɗannan sun haɗa da neman raƙuman sauti a cikin yanayin da girgizar ƙasa ta Venusian ke samarwa.Wasu daga cikin mafi ban sha'awa nazari zai zama abun da ke ciki na yanayi kanta.Carbon dioxideYa ƙunshi mafi yawan yanayin Venus, wanda ke haifar da tasirin greenhouse mai gudu wanda ya sanya Venus irin wannan jahannama a saman.Sabuwar bincike na iya ba da mahimman bayanai game da yadda ainihin wannan ya faru.Hasali ma, masana kimiyya sun ce a zamanin farko, Venus ta kasance kamar duniya.To me ya faru?

Tabbas, tun da masana kimiyya suka ba da rahoton gano phosphine a cikin yanayin Venus a cikin 2020, tambayar yiwuwar rayuwa a cikin gajimare ta Venus ta farfado da sha'awa.Asalin sinadarin phosphine ba shi da tushe, kuma wasu binciken har yanzu suna tambayar kasancewar sa.Amma ayyukan balloon irin wannan zai zama manufa don zurfin nazarin gajimare kuma watakila ma gano kowane ƙwayoyin cuta kai tsaye.Ayyukan Balloon irin wannan na iya taimakawa bayyana wasu sirrin mafi ruɗani da ƙalubale.


Lokacin aikawa: Oktoba-20-2022