Gasi "inoperekedza" indasitiri yemuchadenga

Na9:56 musi waKubvumbi 16, 2022, nguva yeBeijing, Shenzhou 13 yakavharwa nechitundumuseremusere chekudzoka chakabudirira kumhara paDongfeng Landing Site, uye mishoni yekubhururuka nendege yeShenzhou gumi nenhatu yakabudirira.

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Kuvhurwa kwenzvimbo, kupisa kwemafuta, gadziriso setiraiti uye zvimwe zvakawanda zvakakosha zvinongedzo hazviparadzaniswe nerubatsiro rwegasi.Injini dzerudzi rutsva rwenyika yangu dzekutanga mota dzinonyanya kushandisa mvurahydrogen, mvuraoxygenuye parafini sehuni.Xenonine basa rekugadzirisa mamiriro uye kushandura orbits yemasatellite ari muchadenga.Nitrogeninoshandiswa kutarisa kusimba kwemhepo ye rocket propellant tanks, injini masisitimu, nezvimwe. Pneumatic valve parts inogona kushandisa.nitrogensechitubu chesimba.Kune zvimwe zvinhu zvepneumatic valve zvinoshanda pamvura tembiricha yehydrogen,heliumkushandiswa kunoshandiswa.Nitrogen yakasanganiswa nehupfu inopfungaira haina njodzi yekubatidza uye kuputika, haina mhedzisiro yakaipa pane inofambisa system, uye inodhura uye yakakodzera gasi rekuchenesa.Kune mvura yehydrogen-oxygen rocket injini, pasi pemamwe mamiriro ezuva, inofanira kupeperetswa nehelium.

Iyo gasi inopa simba rakakwana kune roketi (ndege chikamu)

Maroketi ekutanga aishandiswa sezvombo kana kugadzira moto.Zvinoenderana nemusimboti wechiito uye simba rekuita, roketi rinogona kuburitsa simba mune imwe nzira - kusunda.Kuti ugadzire iyo inodiwa inopinza mu roketi, kuputika kunodzorwa kunokonzerwa nechisimba chemakemikari reaction pakati pemafuta uye oxidizer inoshandiswa.Iyo gasi inowedzera kubva pakuputika inodzingwa kubva kumashure kweroketi kuburikidza nejet port.Iyo jet port inotungamira iyo yepamusoro-tembiricha uye yakanyanya-kudzvanywa gasi inogadzirwa nekupisa ichipinda murukova rwemhepo, iyo inopukunyuka kubva kumashure ichimhanya hypersonic (kanoverengeka kumhanya kwekurira).

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Gasi rinopa tsigiro yevazivi vemuchadenga kuti vafemere mudenga

Manned spaceflight mapurojekiti ane zvakanyanya kuomarara zvinodiwa pamagasi anoshandiswa nevazivi vemuchadenga, anoda kuchena kwepamusoro.oxygenuye nitrogen musanganiswa.Hunhu hwegasi hunokanganisa zvakananga mhedzisiro yekuvhurwa kweroketi uye mamiriro emuviri evazivi venyeredzi.

Magetsi emagetsi epakati penyeredzi 'kufamba'

Sei kushandisaxenonse propellant?Xenonine huremu hweatomu hombe uye inoiswa ion nyore nyore, uye haina radioactive, saka inonyanya kukodzera kushandiswa seinogadzirisa ion thrusters.Huremu hweatomu hwakakoshawo, izvo zvinoreva kuti kana ikakwidziridzwa kusvika pakukurumidza kumwechete, iyo nucleus yakakura ine simba rakawanda, saka kana yaburitswa, ndipo painopa simba rekuita kune inodhonza.Kukura kunoita musundisi, ndiko kuwedzerawo kupinza.

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Nguva yekutumira: Kubvumbi-20-2022