I-nitrogen engamanzi kunye ne-oxygen engamanzi zizinto ezimbini ezisetyenziswa kakhulu kwi-cryogenic liquids kushishino nakuphando. Nganye inezicelo zayo ezahlukeneyo nezingafaniyo. Zombini ziveliswa ngokwahlulwa komoya, kodwa ngenxa yeempawu zazo ezahlukeneyo zeekhemikhali kunye ne-physical, zineempawu ezahlukeneyo kwizicelo ezisebenzayo. Eli nqaku liza kuphonononga ukusetyenziswa okuthile kwe-nitrogen engamanzi kunye ne-oxygen engamanzi kunye nomahluko wazo.

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I. Ukusetyenziswa kweNitrogen engamanzi

I-nitrogen engamanzi ifunyanwa ngokupholisa umoya ukuya ngaphantsi kweqondo lokubila le-nitrogen. Icandelo layo eliphambili yigesi ye-nitrogen (N₂). Ipropati ye-nitrogen engamanzi kubushushu obuphantsi yenza ukuba isetyenziswe ngokubanzi, ikakhulu kubandakanya ezi zinto zilandelayo:

Ukuqandisa nokugcinwa kobushushu obuphantsi

Enye yezona ndlela zixhaphakileyo zokusebenzisa i-nitrogen engamanzi kukwenza i-liquid nitrogen iqine kwaye igcinwe kwiqondo lobushushu obuphantsi, ingakumbi kwicandelo le-biomedicine. Ubushushu be-nitrogen engamanzi buphantsi njenge-−196°C, obunokukhenkceza ngokukhawuleza izicubu zebhayoloji, iiseli, kunye neembumba kwaye zigcinwe ixesha elide, ukuqinisekisa ukusebenza kwazo. Ezi zicelo zibaluleke kakhulu kuphando lwezonyango, ukufakelwa kwamalungu omzimba, kunye nokuzalana kwezilwanyana okulingayo.

Ukukhenkceza ukutya

Kwicandelo lokucubungula ukutya, i-nitrogen engamanzi isetyenziselwa ukukhenkceza ukutya ngokukhawuleza, okufana nokutya kwaselwandle, inyama, kunye neziqhamo. Ukukhenkceza i-nitrogen engamanzi kunokunciphisa ngokukhawuleza ubushushu bokutya, ngaloo ndlela kunciphisa ukwakheka kweekristale zomkhenkce kwaye kukhusele incasa kunye nexabiso lesondlo lokutya.

Ukupholisa kunye nokugcina efrijini

I-nitrogen engamanzi ikwasetyenziswa rhoqo ekupholiseni nasekulawuleni ubushushu bezixhobo zoomatshini. Umzekelo, i-nitrogen engamanzi ingasetyenziswa njengendawo yokupholisa ukunciphisa ukungqubana nobushushu ekucutshungulweni koomatshini, ngaloo ndlela iphucula ukuchaneka nokusebenza kakuhle kokucubungula.

Ukusetyenziswa kwe-nitrogen enegesi: I-nitrogen engamanzi inokubonelela ngegesi ye-nitrogen ecocekileyo kakhulu emva kokufuma, esetyenziswa kakhulu kwishishini leekhemikhali njengegesi ekhuselayo ukuthintela ukusabela kwe-oxidation kwezinto eziyingozi.

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II. Ukusetyenziswa kwe-oksijini engamanzi

Eyona nto iphambili kwioksijini engamanzi yioksijini (O₂), ekwafunyanwa ngetekhnoloji yokwahlukanisa i-deep cryogenic. Ioksijini, njengento ebalulekileyo yokuxhasa ubomi kunye neempendulo zeekhemikhali, inezicelo ezahlukeneyo, ezibonakala kakhulu kwezi zinto zilandelayo:

Ubonelelo lweoksijini yezonyango

Ioksijini engamanzi isetyenziswa kakhulu kwizibhedlele nakwiinkonzo zokhathalelo olungxamisekileyo, inika ioksijini enoxinzelelo oluphezulu kwizigulane ukunceda ukuphefumla. Ingakumbi kunyango lwezifo zokuphefumla, ukunikezelwa kweoksijini kubaluleke kakhulu. Ioksijini engamanzi incinci ngomthamo, inomthamo ophezulu weoksijini, ilungele ukugcinwa nokuthuthwa, kwaye yenye yeendlela ezikhethwayo zokunikezelwa kweoksijini yezonyango.

I-oxidant yemizi-mveliso

Ioksijini engamanzi isetyenziswa kakhulu njenge-oxidant kushishino, ingakumbi ekunyibilikiseni intsimbi nakwimveliso yeekhemikhali. Ioksijini engamanzi ingasetyenziselwa ukunceda ekutshiseni, inyuse ubushushu bokutsha kunye nokusebenza kakuhle kwempendulo. Umzekelo, kwinkqubo yokwenza intsimbi, ioksijini ifakwa emanzini esinyithi anyibilikisiweyo ukuze kususwe ukungcola kunye nokuphucula ubunyulu bentsimbi.

I-Aerospace kunye ne-rocket propulsion

Ioksijini engamanzi yioksijini esetyenziswa rhoqo kwiinkqubo zokuqhutywa kweerokhethi, ixutywe namafutha angamanzi (njengeoksijini engamanzi) ekutshiseni, ivelisa amandla aphezulu kakhulu okutyhala iirokhethi esibhakabhakeni. Iimpawu zayo ezintle zokutsha ezincedisayo zenza ioksijini engamanzi ibe yipropellant ebalulekileyo kwishishini leenqwelo-moya.

III. Umahluko phakathi kweNitrogen engamanzi kunye neOksijini engamanzi

Nangona ukusetyenziswa kwe-nitrogen engamanzi kunye ne-oxygen engamanzi kwahlukile, kunomahluko omkhulu kwindalo kunye nokusetyenziswa. Ngokukodwa:

1. Ulwakhiwo: I-nitrogen engamanzi inegesi ye-nitrogen (N₂), ngelixa i-oxygen engamanzi inegesi ye-oxygen (O₂).

2. Ubuninzi: I-nitrogen engamanzi ixinene kune-oxygen engamanzi.

3. Iqondo lokubila: I-nitrogen engamanzi ineqondo lokubila eliphantsi kune-oxygen engamanzi.

4. Ukusetyenziswa: I-nitrogen engamanzi isetyenziswa kakhulu ekuqandiseni nasekugcineni, ngelixa i-oxygen engamanzi isetyenziswa kakhulu njenge-oxidant kunye ne-propellant.

I-nitrogen engamanzi ayisebenzi kakuhle, inesakhiwo esizinzileyo se-molecular esenza ukuba kungenzeki ukuba isebenzise ii-chemical reactions nezinye izinto. Le propati ivumela ukuba isetyenziswe njengegesi ekhuselayo kwaye isetyenziswe kwiinkqubo ezininzi zeekhemikhali nezemizi-mveliso. Kwelinye icala, i-oxygen engamanzi yi-oxidizer enamandla ene-chemical reactivity ephezulu, kwaye ithambekele kwii-oxidation reactions ezinamandla nezinye izinto, nto leyo eyenza ukuba isetyenziswe kakhulu kwiinkqubo zokutsha kunye ne-oxidation.

Iimpawu zobushushu

Iqondo lokubila le-nitrogen engamanzi liphantsi kunele-oxygen engamanzi (i-nitrogen engamanzi -196°C, i-oxygen engamanzi -183°C), nto leyo eyenza ukuba ifaneleke ukuphola nokugcinwa kumaqondo obushushu aphantsi. Nangona i-oxygen engamanzi ikwakwiklasi ye-cryogenic liquids, ukusebenza kwayo kumaqondo obushushu aphantsi akukuhle njengokwe-nitrogen engamanzi. Ke ngoko, i-oxygen engamanzi isetyenziswa kakhulu ekutshiseni nasekufakeni i-oxidation endaweni yokugcina i-cryogenic.

I-nitrogen engamanzi ikhuselekile ukuyisebenzisa kuba ayichaphazeleki ziikhemikhali. Iingozi eziphambili kukwenzakala kubanda ngenxa yobushushu obuphantsi kunye nokutshintshwa kweoksijini kwindawo, okunokubangela ukufuthaniseka. Ngelixa ioksijini engamanzi, njenge-oxidizer, kufuneka igcinwe kude nezinto ezinokutsha ezifana neeoyile ukuthintela iingozi zokutsha kunye nokuqhuma. Ke ngoko, ifuna unonophelo oluthe kratya ngexesha lokusetyenziswa.

I-nitrogen engamanzi kunye ne-oxygen engamanzi zizinto ezimbini ezibalulekileyo ezisebenzisa ulwelo oluphantsi kobushushu. Nangona zombini ziveliswa ngokwahlulwa komoya, ngenxa yeempawu zazo ezahlukeneyo zeekhemikhali kunye nezomzimba, amasimi azo okusetyenziswa agxile kwizinto ezahlukeneyo. I-nitrogen engamanzi, kunye nokungangeni kwayo kunye neempawu zayo zobushushu obuphantsi, isetyenziswa kakhulu ekugcinweni kwefriji, ekulungisweni kokutya, nasekupholiseni kwimizi-mveliso, njl. Ngelixa i-oxygen engamanzi, exhomekeke kwiimpawu zayo zokuxovula, isetyenziswa kakhulu ekunikezelweni kwe-oxygen yezonyango, ukuxovula kwimizi-mveliso, kunye nokuqhutywa kweenqwelo-moya, njl. Kwimisebenzi ebonakalayo, ukusetyenziswa kwe-nitrogen engamanzi kunye ne-oxygen engamanzi kufuna ukuqwalaselwa ngokupheleleyo kweempawu zazo kunye nokhuseleko ukuqinisekisa ukusetyenziswa kwazo ngokufanelekileyo.

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Umntu woqhagamshelwano: uAnna

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Ixesha leposi: Sep-22-2025