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Ubushyuhe bwa Firime Ubushyuhe nubushyuhe bwumuyaga

Inkomoko y'ingingo: Icyuho cya Zhenhua
Soma: 10
Byatangajwe: 24-09-27

Igice cya firime mumasoko yo guhumeka yubushyuhe burashobora gukora ibice bya membrane muburyo bwa atome (cyangwa molekile) mumwanya wa gaze. Munsi yubushyuhe bwo hejuru buturuka kumyuka, atome cyangwa molekile hejuru ya membrane ibona imbaraga zihagije zo kunesha impagarara zubutaka no guhumeka hejuru. Izi atome cyangwa molekile zihumeka zibaho muburyo bwa gaze mu cyuho, ni ukuvuga umwanya wa gaze. ibikoresho byuma cyangwa bitari ibyuma.

微信图片 _20240725085456
Mugihe cyimyuka, uburyo bwo gushyushya no guhumeka ibikoresho bya membrane birashobora kunozwa. Ibidukikije bya vacuum bigabanya ingaruka zumuvuduko wikirere kuri gahunda yo guhumeka, bigatuma inzira yo guhumeka yoroshye kuyikora. Ku muvuduko w'ikirere, ibikoresho bigomba gushyirwaho igitutu kinini kugira ngo batsinde imyuka ya gaze, mu gihe mu cyuho, iyi myigaragambyo iragabanuka cyane, bigatuma ibikoresho byoroha guhinduka. Muburyo bwo guhumeka, ubushyuhe bwumuyaga hamwe numuvuduko wumwuka wibikoresho biva mu kirere ni ikintu cyingenzi muguhitamo ibikoresho biva mu kirere. Kubitwikiriye Cd (Se, s), ubushyuhe bwayo buguruka mubusanzwe buri muri 1000 ~ 2000 ℃, ugomba rero guhitamo ibikoresho bituruka kumyuka hamwe nubushyuhe bukwiye. Nka aluminium ku bushyuhe bwikirere bwa 2400 ℃, ariko mugihe cyimyuka, ubushyuhe bwayo bugabanuka cyane. Ni ukubera ko nta molekile zo mu kirere zihari mu guhagarika icyuho, ku buryo atome ya aluminium cyangwa molekile bishobora guhumuka byoroshye biturutse hejuru. Iyi phenomenon ninyungu zingenzi zo gutwika vacuum. Mu kirere cya vacuum, guhumeka ibintu bya firime byoroha kubikora, kugirango firime zoroshye zishobore gukorwa mubushyuhe buke. Ubu bushyuhe bwo hasi bugabanya okiside no kubora ibintu, bityo bikagira uruhare mugutegura firime nziza.
Mugihe cyo gutwika vacuum, umuvuduko imyuka yibikoresho bya firime iringaniza mubintu bikomeye cyangwa byamazi byitwa umuvuduko wuzuye wumuyaga kuri ubwo bushyuhe. Uyu muvuduko ugaragaza imbaraga zingana zo guhumeka no guhunika ku bushyuhe runaka. Mubisanzwe, ubushyuhe mubindi bice byicyumba cya vacuum buri munsi cyane yubushyuhe bwisoko ryuka, ibyo bikaba byoroha guhumeka atome ya membrane cyangwa molekile guhurira mubindi bice byicyumba. Muri iki gihe, niba igipimo cyo guhumeka kirenze igipimo cya kondegene, noneho muri equilibrium dinamike imbaraga zumuvuduko wumuyaga uzagera kumuvuduko wumwuka wumuyaga. Nukuvuga ko, muriki gihe, umubare wa atome cyangwa molekile zigenda zingana numubare uhuza, kandi imbaraga zingana ziragerwaho.

–Iyi ngingo yasohowe naimashini ikora imashiniGuangdong Zhenhua


Igihe cyo kohereza: Nzeri-27-2024