Bayyana mu'ujizar kimiyya na hydrogen da helium

Ba tare da fasahar ruwa bahydrogenda ruwahelium, wasu manyan wuraren kimiyya za su zama tarin tarkacen karfe… Yaya mahimmancin ruwa hydrogen da helium na ruwa?

Ta yaya masana kimiyya na kasar Sin suka ci nasarahydrogenda helium da ba za a iya yin ruwa ba? Ko da matsayi a cikin mafi kyau a duniya? Bari mu bayyana batutuwan da suka fi zafi kamar su “Arrow Arrow” da yoyon helium, sannan mu shiga cikin babban babin masana’antar cryogenic ta ƙasa tare.

Roket Ice: Mu'ujizar Ruwan Hydrogen da Ruwan Oxygen

Mu roka mai ɗaukar kaya na dogon Maris 5 na kasar Sin, "Hercules" na masana'antar sararin samaniya, "90% na man fetur ruwa ne.hydrogena debe ma'aunin Celsius 253 da ruwa oxygen a debe ma'aunin Celsius 183" - wannan yana kusa da iyakar ƙarancin zafin jiki, kuma shine asalin sunan "Rocket Ice".

Me yasa zabar hydrogen ruwa?

Dalilin shi ne mai sauki: guda taro nahydrogenyana da girma kusan sau 800 na ruwa hydrogen. Yin amfani da man fetur mai ruwa, “tankin mai” na roka yana adana ƙarin sarari, kuma harsashi na iya zama sirara, don ɗaukar ƙarin lodi zuwa sama. Haɗin hydrogen ruwa da oxygen ruwa ba kawai abokantaka na muhalli ba ne, amma kuma yana iya haifar da haɓakar saurin sauri da haɓaka ingantaccen injin. Shi ne mafi kyaun zabi ga roka propellant.

Leak Helium: Mai kisan da ba a iya gani a filin sararin samaniya

Da farko SpaceX an shirya gudanar da aikin "North Star Dawn" a karshen watan Agusta, amma an dage harba shi saboda ganoheliumyoyo kafin kaddamarwa. Helium yana taka rawar "ba ku hannu" akan roka. Yana fitar da ruwa oxygen a cikin injin kamar sirinji.

Duk da haka,heliumyana da ƙananan nauyin kwayoyin halitta kuma yana da sauƙin zubarwa, wanda ke da haɗari ga fasahar sararin samaniya. Wannan lamarin ya sake bayyana mahimmancin helium a fagen sararin samaniya da kuma sarkakiyar aikace-aikacensa.

Hydrogen da helium: abubuwa mafi yawa a sararin samaniya

Hydrogen daheliumBa wai kawai "maƙwabta" a cikin tebur na lokaci-lokaci ba, har ma da abubuwa masu yawa a cikin sararin samaniya. Haɗin hydrogen yana sakin zafi ya zama helium, al'amarin da ke faruwa a kowace rana a rana.

A liquefaction nahydrogenkuma helium yana amfani da hanyar firiji iri ɗaya, kuma yanayin zafin ruwan su yana da ƙasa sosai, a -253 ℃ da -269 ℃ bi da bi. Lokacin da yawan zafin jiki na helium na ruwa ya ragu zuwa -271 ℃, wani canji na superfluid shima zai faru, wanda shine tasirin jimla macroscopic.

Bukatar fasahohin zamani kamar na'urar kwamfyuta ta kididdigar za ta kara samun karuwar bukatar yanayin yanayin zafi mai matukar rauni, kuma masana kimiyya na kasar Sin za su ci gaba da yin gaba kan wannan tafiya mai zafi, da ba da gudummawa sosai ga ci gaban kimiyya da fasaha. Gaisuwa ga masana kimiyya, kuma bari mu sa ido ga nasarorin da suka samu a nan gaba!


Lokacin aikawa: Oktoba-16-2024