Izinhlelo zokubeka esiqandisini kanye nokulawula izinga lokushisa zidlala indima ebalulekile ekulawuleni ama-microorganisms kanye nokwandisa impilo yokudla okuningi. Ama-refrigerant e-cryogenic afana ne-nitrogen ewuketshezi noma i-carbon dioxide (CO2) avame ukusetshenziswa embonini yenyama nezinkukhu ngenxa yekhono lawo lokwehlisa ngokushesha nangokuphumelelayo nokugcina amazinga okushisa okudla ngesikhathi sokucubungula, ukugcinwa kanye nokuthuthwa. I-carbon dioxide ibilokhu iyi-refrigerant ekhethwayo ngenxa yokuguquguquka kwayo okukhulu kanye nokusetshenziswa kwayo ezinhlelweni eziningi zokuqandisa, kodwa i-nitrogen ewuketshezi ikhule ngokuthandwa eminyakeni yamuva.
I-nitrogen itholakala emoyeni futhi iyisakhi esiyinhloko, esibalelwa cishe ku-78%. I-Air Separation Unit (ASU) isetshenziselwa ukubamba umoya ovela emkhathini bese, ngokupholisa nokuhlukaniswa, ihlukanisa ama-molecule omoya abe yi-nitrogen, i-oxygen kanye ne-argon. I-nitrogen ibe isincibilikiswa bese igcinwa emathangini e-cryogenic aklanywe ngokukhethekile endaweni yekhasimende ku--196°C kanye nama-barg angu-2-4. Ngenxa yokuthi umthombo oyinhloko we-nitrogen umoya hhayi ezinye izinqubo zokukhiqiza ezimbonini, ukuphazamiseka kokuhlinzekwa akunakwenzeka. Ngokungafani ne-CO2, i-nitrogen ikhona kuphela njengoketshezi noma igesi, okunciphisa ukuguquguquka kwayo njengoba ingenaso isigaba esiqinile. Uma ukudla sekuxhumene ngqo, i-nitrogen ewuketshezi idlulisela namandla ayo okupholisa ekudleni ukuze kuphole noma kuqandiswe ngaphandle kokushiya noma iyiphi insalela.
Ukukhetha i-refrigerant esetshenziswayo kuncike kakhulu ohlotsheni lokusetshenziswa kwe-cryogenic, kanye nokutholakala komthombo kanye nentengo ye-nitrogen ewuketshezi noma i-CO2, njengoba lokhu ekugcineni kuthinta ngqo izindleko zokuqandisa ukudla. Amabhizinisi amaningi okudla manje nawo abheka izinyathelo zawo zekhabhoni ukuze aqonde ukuthi lezi zici zithinta kanjani ukwenza kwawo izinqumo. Ezinye izinto ezicatshangelwayo ngezindleko zifaka phakathi izindleko ezinkulu zezixazululo zemishini ye-cryogenic kanye nengqalasizinda edingekayo yokuhlukanisa amanethiwekhi amapayipi e-cryogenic, izinhlelo zokukhipha ugesi, kanye nemishini yokuqapha igumbi eliphephile. Ukuguqula isitshalo se-cryogenic esikhona kusuka kwesinye isiqandisi siye kwesinye kudinga izindleko ezengeziwe ngoba, ngaphezu kokushintsha iyunithi yokulawula igumbi eliphephile ukuze ihambisane ne-refrigerant esetshenziswayo, i-cryogenic piping ivame ukushintshwa ukuze ivumelane nezidingo zokucindezela, ukugeleza, kanye nokushisa. Kungadingeka futhi ukuthuthukisa uhlelo lokukhipha ugesi ngokwenyusa ububanzi bepayipi namandla okushaya umoya. Izindleko zokushintsha eziphelele zidinga ukuhlolwa ngokwesisekelo secala ngalinye ukuze kunqunywe ukuthi kungenzeka yini ukwenza kanjalo ngokwezomnotho.
Namuhla, ukusetshenziswa kwe-nitrogen ewuketshezi noma i-CO2 embonini yokudla kuvamile kakhulu, njengoba imigudu eminingi ye-Air Liquide kanye nama-ejector e-cryogenic aklanyelwe ukusetshenziswa nama-refrigerant womabili. Kodwa-ke, ngenxa yobhubhane lwe-COVID lomhlaba wonke, ukutholakala kwemakethe ye-CO2 kushintshile, ikakhulukazi ngenxa yezinguquko emthonjeni we-ethanol, ngakho-ke imboni yokudla inesithakazelo esikhulu kwezinye izindlela, njengokushintshela ku-nitrogen ewuketshezi.
Ngezicelo zokulawula izinga lokushisa nokusebenza kwe-mixer/agitator, inkampani yaklama i-CRYO INJECTOR-CB3 ukuze ifakwe kalula kunoma yiluphi uhlobo lwemishini ye-OEM, entsha noma ekhona. I-CRYO INJECTOR-CB3 ingaguqulwa kalula kusuka ku-CO2 ibe ukusebenza kwe-nitrogen kanye nokuphambene nalokho ngokushintsha nje i-injector insert ku-mixer/mixer. I-CRYO INJECTOR-CB3 iyi-injector ekhethwayo, ikakhulukazi kuma-OEM ompompi bamazwe ngamazwe, ngenxa yokusebenza kwayo okumangalisayo kokupholisa, ukwakheka kwenhlanzeko kanye nokusebenza kwayo konke. I-injector kulula futhi ukuyihlukanisa nokuyihlanganisa kabusha ukuze ihlanzwe.
Uma i-CO2 ingekho, imishini yeqhwa eyomile ye-CO2 efana nama-cooler ahlanganisiwe/aphathekayo, amakhona eqhwa, imishini yokugaya ama-pellet, njll. ayikwazi ukuguqulwa ibe yi-nitrogen ewuketshezi, ngakho-ke olunye uhlobo lwesisombululo se-cryogenic kumele lucatshangelwe, okuvame ukuholela kwenye inqubo. Ochwepheshe bokudla be-ALTEC kuzodingeka bahlole inqubo yamanje yeklayenti kanye nemingcele yokukhiqiza ukuze batuse ukufakwa okunye kwe-cryogenic kusetshenziswa i-nitrogen ewuketshezi.
Isibonelo, inkampani ihlole kabanzi ukuthi kungenzeka yini ukufaka esikhundleni senhlanganisela ye-CO2/i-cooler epholile eyomile yeqhwa ne-CRYO TUNNEL-FP1 kusetshenziswa i-nitrogen ewuketshezi. I-CRYO TUNNEL-FP1 inekhono elifanayo lokupholisa ngempumelelo izingcezu ezinkulu zenyama eshisayo ekhishwe amathambo ngenqubo elula yokulungisa kabusha, okwenza kube lula ukuhlanganisa iyunithi emgqeni wokukhiqiza. Ngaphezu kwalokho, i-CRYO TUNNEL-FP1 Cryo Tunnel ehlanzekile inomklamo ohlanzekile wokukhipha umkhiqizo kanye nesistimu yokusekela yokuthutha ethuthukisiwe ukuze ivumelane nalezi zinhlobo zemikhiqizo emikhulu nesindayo, eminye imikhiqizo eminingi yemigudu ye-cryo engenazo.
Kungakhathaliseki ukuthi ukhathazekile ngezinkinga zekhwalithi yomkhiqizo, ukuntuleka kwamandla okukhiqiza, ukuntuleka kokutholakala kwe-CO2, noma ukunciphisa umthelela wakho wekhabhoni, ithimba lochwepheshe bokudla le-Air Liquide lingakusiza ngokuncoma izixazululo zemishini yefriji neyokucryogenic engcono kakhulu yokusebenza kwakho. Uhla lwethu olubanzi lwemishini ye-cryogenic lwakhiwe ngokucabanga ngenhlanzeko nokuthembeka kokusebenza. Izixazululo eziningi ze-Air Liquide zingaguqulwa kalula kusuka kwesinye isiqandisi ziye kwesinye ukuze kuncishiswe izindleko kanye nokuphazamiseka okuhlobene nokushintsha imishini ye-cryogenic ekhona esikhathini esizayo.
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Isikhathi sokuthunyelwe: Ephreli-13-2023