Wake wazibuza ukuthi ososayensi bayigcina kanjani imigomo namasampula ebhayoloji ephephile emazingeni okushisa aphansi ngendlela emangalisayo? Iziqandisi zokushisa eziphansi kakhulu ziyimpendulo. Lezi ziqandisi eziyisipesheli zibalulekile emikhakheni yezokwelapha neyocwaningo, zigcina izinto ezibucayi emazingeni okushisa afinyelela ku -86°C. Kulokhu okuthunyelwe, uzofunda ukuthi lezi ziqandisi zisebenza kanjani, izingxenye zazo, nokubaluleka kwazo ezinhlelweni ezihlukahlukene zokusebenza.
Asebenza Kanjani Iziqandisi Zezinga Lokushisa Eliphansi Kakhulu?
I-Basic Refrigeration Technology
Iziqandisi zokushisa eziphansi kakhulu (ULT) zisebenza ngokukhipha ukushisa ngaphakathi kwesiqandisi kunokungeza amakhaza. Basebenzisa imijikelezo yesiqandisi ecindezela futhi yandise amagesi ayisiqandisi ukuze amunce ukushisa egunjini lesiqandisi futhi akukhiphele ngaphandle. Le nqubo yehlisa izinga lokushisa ngaphakathi kwesiqandisi libe emazingeni aphansi kakhulu, ngokuvamile aphakathi kuka-40°C no-80°C, ngezinye izikhathi lifinyelele ngaphansi kokuthi -86°C.
Umjikelezo wesiqandisi ubandakanya izinyathelo ezine eziyinhloko:
● Ukucindezelwa: Igesi yesiqandisi icindezelwa i-compressor, ikhulise ukucindezela kwayo kanye nezinga lokushisa.
● I-Condensation: Igesi eshisayo, enomfutho ophezulu wegazi idlula amakhoyili e-condenser, ikhiphe ukushisa bese iphenduka uketshezi.
● Ukunwetshwa: Isiqandisi esiwuketshezi sigeleza ngevalvu yokunweba noma ishubhu le-capillary, ingcindezi eyehlayo nezinga lokushisa.
● Ukuhwamuka: Isiqandisi esibandayo, esinomfutho ophansi sibamba ukushisa ngaphakathi kwesiqandisi ngamakhoyili e-evaporator, sipholise umoya.
Lo mjikelezo uphinda ngokuqhubekayo ukuze kugcinwe amazinga okushisa aphansi kakhulu abalulekile ukuze kugcinwe amasampula ebhayoloji abucayi.
Izinyathelo Ezimbili Zenqubo Yokuqandisa I-Cascade
Iziqandisi ze-ULT zifinyelela amazinga okushisa aphansi kakhulu zisebenzisa isistimu yesiqandisi eyisipesheli enezigaba ezimbili. Lolu hlelo lusebenzisa imijikelezo emibili yesiqandisi ehlukene exhunywe ochungechungeni, ngayinye ine-compressor yayo nesiqandisi.
Nansi indlela esebenza ngayo:
1. Isigaba Sokuqala: I-compressor yokuqala icindezela igesi eyisiqandisi, ebese ifinyela futhi ipholise i-condenser yesigaba sesibili.
2. I-Interstage Heat Exchanger: Isiqandisi esipholile kusukela esigabeni sokuqala sisusa ukushisa esiqandisini sesigaba sesibili, sisenze sibanda nakakhulu.
3. Isigaba Sesibili: I-compressor yesibili icindezela isiqandisi esihlukile, ebese sipholisa igumbi lesiqandisi ngamakhoyili e-evaporator.
Lokhu kusetha kwe-cascade kuvumela isiqandisi ukuthi sifinyelele amazinga okushisa aphansi kakhulu kunalawo angafinyeleleka ngamasistimu esiteji esisodwa. Iphinde ithuthukise ukusebenza kahle futhi isize isiqandisi sibuyise izinga lokushisa ngokushesha ngemva kokuvulwa komnyango.
Ukuqhathaniswa Kwesiqandisi Sesiteji Esisodwa
Amasistimu wokuqandisa wesiteji esisodwa asebenzisa i-compressor eyodwa kuphela nomjikelezo wesiqandisi. Asebenza kahle kumafriji ajwayelekile apholile aze afike ku-40°C kodwa awakwazi ukufinyelela amazinga okushisa aphansi kakhulu adingekayo kwezinye izinhlelo zokusebenza zezokwelapha nezocwaningo.
Kusistimu yesiteji esisodwa, isiqandisi siyacindezelwa, sifinyezwe, sinwetshwe, futhi sihwamuke ku-loop eyodwa eqhubekayo. Nakuba elula futhi engabizi kakhulu, iziqandisi zesiteji esisodwa azikwazi ukugcina ukuzinza noma izinga lokushisa eliphansi lamafriza e-ULT.
Iziqandisi ze-ULT zivala lesi sikhala ngokusebenzisa inqubo ye-cascade yezigaba ezimbili, ezibenza bakwazi ukugcina ngokuphephile imithi yokugoma, i-DNA, izicubu, nezinye izinto ezizwelayo lokushisa ezidinga izinga lokushisa eliphansi kakhulu elingaguquki.
Izingxenye Zeziqandisi Zezinga Eliphansi Lokushisa Okuphezulu
Iziqandisi zezinga lokushisa eliphansi kakhulu (ULT) zithembele ezingxenyeni ezimbalwa ezibalulekile ezisebenza ndawonye ukuze zifinyelele futhi zigcine amazinga okushisa abandayo kakhulu. Ukuqonda lezi zingxenye kusiza ukuchaza ukuthi lezi ziqandisi zifinyelela kanjani izinga lokushisa eliphansi njenge -80°C noma -86°C, elibalulekile ekulondolozeni amasampula ezinto eziphilayo abucayi.
Ama-Compressors nama-Condensers
Inhliziyo yesistimu yokupholisa yesiqandisi se-ULT ama-compressor ayo. Iziqandisi eziningi ze-ULT zisebenzisa i-cascade system enezigaba ezimbili, okusho ukuthi zinama-compressor amabili ahlukene. I-compressor ngayinye isebenza kusiqandisi esihlukile futhi isingatha izinga lokushisa elihlukile. I-compressor yokuqala icindezela igesi yesiqandisi, iphakamisa ukucindezela kwayo kanye nezinga lokushisa. Le gesi eshisayo ibe isihamba iye ku-condenser, lapho ipholisa khona futhi ishintshe ibe uketshezi ngokudedela ukushisa endaweni engaphandle.
Amakhoyili e-condenser avamise ukupholiswa ngomoya futhi enziwe ngamashubhu ethusi noma e-aluminium ukuze kwandiswe ukudluliswa kokushisa. Abalandeli baphephetha umoya ngala makhoyili ukuze basuse ukushisa. Ukugcina i-condenser ihlanzekile futhi ingenalo uthuli kubalulekile ekusebenzeni kahle, njengoba amakhoyili avinjiwe ehlisa ukusebenza kokupholisa futhi andise ukusetshenziswa kwamandla.
Ama-Evaporator nama-Heat Exchanger
Ngemuva kwe-condenser, i-refrigerant ye-liquid idlula i-valve yokwandisa noma i-capillary tube, eyehlisa ingcindezi nokushisa kwayo. Lesi siqandisi esibandayo sibe sesigeleza kumakhoyili e-evaporator ngaphakathi kwegumbi lesiqandisi. I-evaporator imunca ukushisa emoyeni wangaphakathi wesiqandisi, iwupholise phansi futhi igcine amazinga okushisa aphansi kakhulu.
Kumasistimu we-cascade wezigaba ezimbili, isishintshi sokushisa esiphakathi kwesiteji sixhuma imijikelezo emibili yesiqandisi. Idlulisa ukushisa kusuka esiqandisini sesigaba sesibili kuya esigabeni sokuqala, ivumela isigaba sesibili ukuthi sifinyelele emazingeni okushisa abandayo ngisho nangaphezulu. Lokhu kushintshaniswa kokushisa kubalulekile ukuze kuzuzwe amazinga okushisa angaphansi kuka -60°C, izinhlelo zesiteji esisodwa ezingakwazi ukufinyelela kuzo.
Iziqandisi ezisetshenzisiwe
Iziqandisi uketshezi olukhethekile olujikeleza ku-compressor, i-condenser, i-valve yokwandisa, ne-evaporator. Zimunca futhi zikhulule ukushisa phakathi nezinguquko zesigaba phakathi koketshezi negesi. Iziqandisi ze-ULT zisebenzisa iziqandisi ezinamaphoyinti abilayo aphansi ukuze zifinyelele amazinga okushisa aphansi kakhulu.
Iziqandisi ezivamile zihlanganisa ama-hydrocarbon afana ne-ethane (R170) ne-propane (R290), ayonga amandla kodwa avutha, ngakho adinga ukuphathwa ngokucophelela. Ezinye iziqandisi ezifana no-R23 no-R404A nazo ziyasetshenziswa, ezikhethelwe izindawo zokupholisa kanye nomthelela emvelweni. Iziqandisi zesimanje ze-ULT ziya ngokuya zisebenzisa iziqandisi ezingavumelani nemvelo ezinamandla aphansi okufudumala komhlaba (GWP) ukuze zithobele imithetho yemvelo.
I-Insulation kanye nokubekwa uphawu
Nakuba kungeyona ingxenye yomjikelezo wesiqandisi, ukugqunywa kwe-polyurethane okujiyile kanye nezinsimbi zezicabha zekhwalithi ephezulu ziyizingxenye ezibalulekile. Banciphisa ukushisa kungena efrijini, behlisa umsebenzi we-compressor nokugcina izinga lokushisa lizinzile. Ama-silicone noma ama-gaskets afana nejeli avala iminyango ngokuqinile, avimbele ukuvuza komoya obandayo.
Izinhlobo Nokucushwa Kweziqandisi Zezinga Lokushisa Eliphansi Kakhulu
Iziqandisi zezinga lokushisa eliphansi kakhulu (ULT) ziza ngezinhlobo eziningana kanye nokucushwa ukuze zivumelane nezidingo ezahlukene zaselabhorethri. Ukukhetha uhlobo olulungile kuncike ekutholakaleni kwesikhala, umthamo wesitoreji, ukufinyeleleka, nokuncanyelwayo kokuhamba komsebenzi. Nazi ukucushwa okuvame kakhulu:
Iziqandisi Eziqondile
Iziqandisi ze-ULT ezimile zifana neziqandisi zendabuko futhi zime ziqondile. Zidumile kumalebhu lapho indawo yaphansi ilinganiselwe ngoba zisebenzisa ukuphakama kunendawo yaphansi ukuze igcinwe. Iziqandisi eziqondile ngokuvamile zihlanganisa amashalofu namakhompathimenti amaningi, okuvumela ukugcinwa okuhleliwe kwamasampuli. Amamodeli amaningi ahlanganisa iminyango yangaphakathi noma amakhabethe ukuze unciphise ukushintsha kwezinga lokushisa lapho umnyango omkhulu uvuleka.
Izinzuzo zamafriji aqondile zihlanganisa:
● Ukusebenzisa kahle indawo yaphansi
● Ukufinyelela kalula kumasampuli agcinwe ezingeni lamehlo
● Ukuhleleka okungcono ngamashelufu namakhompathi
Kodwa-ke, iziqandisi ezimile zingase zibe nokulula kancane kwezinga lokushisa ngemva kokuvuleka kweminyango uma kuqhathaniswa neziqandisi zesifuba ngenxa yokuvuleka kweminyango emikhulu.
Iziqandisi Zesifuba
Iziqandisi ze-ULT zesifuba zivuleka kusukela phezulu ngesivalo esivundlile. Umklamo wabo unikeza ukuzinza okuhle kakhulu kwezinga lokushisa nokululama ngokushesha ngemva kokuvuleka kweminyango ngoba umoya obandayo uhlala ngaphakathi ngokuphumelelayo. Iziqandisi zesifuba zivame ukunikeza amandla angcono kunamamodeli aqondile, ngenxa yokufakwa kwawo kanye nokunciphisa ukulahlekelwa komoya obandayo.
Izici eziyinhloko zamafriji esifuba:
● Ukugcinwa kwezinga lokushisa eliphakeme
● Ukusebenza ngendlela eyonga amandla
● Izigxivizo ezinkudlwana ezidinga indawo engaphezulu
Iziqandisi zesifuba zingaba lula kakhulu kumalebhu aqinile ngenxa yokuvuleka kwazo okuvundlile kanye nokukhulu kwezinyawo. Angase futhi adinge ukugoba ukuze afinyelele amasampula ngezansi.
Iziqandisi Zethebula-Phezulu Nangaphansi Kwe-Counter
Kumalebhu anezidingo ezilinganiselwe zokugcina noma izithiyo zesikhala, phezulu kwetafula elihlangene noma iziqandisi ze-ULT ezingaphansi kwekhawunta zifanelekile. Lawa mayunithi amancane alingana emabhentshini noma ngaphansi kwezinto zokubala, ahlinzeka ngokugcinwa kwezinga lokushisa eliphansi kakhulu ngaphandle kokuthatha indawo ebalulekile yaphansi.
Izinzuzo zihlanganisa:
● Idizayini yokonga isikhala
● Ukubekwa kalula eduze kwezindawo zokusebenza
● Ifanele amasampula amavolumu amancane
Lezi ziqandisi ezihlangene ngokuvamile zinomthamo olinganiselwe futhi zingase zingafaneli isitoreji esikhulu kodwa zilungele izinhlelo zokusebenza ezithile ezidinga ukufinyelela okusheshayo.
Ukukhetha Ukucushwa Okulungile
Ukukhetha isiqandisi se-ULT kuncike ekulinganiseni izidingo zesitoreji, isikhala, nokufinyeleleka:
Ukucushwa |
Ukusetshenziswa kwesikhala |
Ukubuyiselwa Kwezinga Lokushisa |
Ukufinyeleleka |
Ukusebenza Kwamandla |
Iziqandisi Eziqondile |
Iqondile, ilondoloza isikhala |
Kuphakathi |
Ukufinyelela kalula emashalofini |
Kuphakathi |
Iziqandisi Zesifuba |
Izinyathelo ezinkulu |
Ngokushesha |
Idinga ukugoba |
Phezulu |
Ithebula-Phezulu/Ngaphansi Kwekhawunta |
Izinyathelo ezincane |
Kuphakathi |
Ilungele amasampula amancane |
Kuphakathi |
Cabangela isakhiwo selebhu yakho, umthamo wesampula, nokuthi ufinyelela kaningi kangakanani ezintweni ezigciniwe lapho ukhetha uhlobo.
Ukusetshenziswa Okuvamile Kweziqandisi Zezinga Lokushisa Eliphansi Kakhulu
Iziqandisi zokushisa eziphansi kakhulu (ULT) zingamathuluzi abalulekile emikhakheni eminingi, ikakhulukazi lapho kubaluleke khona ukulondoloza izinto ezibucayi. Amandla azo okugcina amazinga okushisa ephansi aze afike ku-80°C aqinisekisa amasampula kanye nemikhiqizo igcina ubuqotho bayo isikhathi eside. Ake sihlole ukusetshenziswa okuyinhloko kweziqandisi ze-ULT.
Ezemithi kanye Nesitoreji Sokugoma
Izinkampani ezenza imithi nezikhungo zokunakekelwa kwempilo zithembele kakhulu kuziqandisi ze-ULT ukuze zigcine imithi yokugoma nezinhlanganisela zemithi. Imithi yokugoma eminingi, okuhlanganisa nemithi yokugomela esekelwe ku-mRNA ye-COVID-19, idinga isitoreji esibanda kakhulu ukuze igcine ukusebenza kwayo. Ngisho nokuguquguquka okuncane kwezinga lokushisa kungehlisa le mithi yokugoma, okwenza iziqandisi ezithembekile ze-ULT zibe bucayi.
Ngaphandle kwemithi yokugoma, iziqandisi ze-ULT zigcina imithi ezwela izinga lokushisa kanye ne-biologics. Le mikhiqizo ivame ukuqukatha amaprotheni noma amanye ama-molecule aphukayo uma engagcinwa ebanda ngokwanele. Amazinga okushisa aphansi kakhulu anciphisa ukusebenza kwamakhemikhali nokukhula kwamagciwane, okugcina amandla emithi.
Ukulondolozwa Kwesampula Yebhayoloji
Amalebhu ocwaningo asebenzisa iziqandisi ze-ULT ukuze zilondoloze amasampula ezinto eziphilayo njenge-DNA, i-RNA, i-plasma, igazi, nezicubu. Lawa masampuli abalulekile ezifundweni ze-genomics, biology yamaseli, nocwaningo lwezokwelapha. Ukuwagcina emazingeni okushisa angaguquki aphansi kakhulu kuvimbela ukuwohloka nokungcola.
Isibonelo, amasampula e-DNA agcinwe ku- -80°C ahlala ezinzile iminyaka, okuvumela ukuhlolwa okuzayo ngaphandle kokulahlekelwa ikhwalithi. Ngokufanayo, i-plasma yegazi namasampula ezicubu asetshenziswa ocwaningweni lwezifo adinga indawo ebandayo eqinile ukuze kugcinwe izakhiwo zawo zamakhemikhali ezinto eziphilayo.
Ukusetshenziswa Okulinganiselwe Embonini Yokudla
Nakuba kungavamile, ezinye izingxenye zemboni yokudla zisebenzisa iziqandisi ze-ULT. Ukuqandisa okuphansi kakhulu kungalondoloza ukuthungwa kanye nekhwalithi yokudla okuthile okusha, njengenhlanzi, ngokuvimbela ukwakheka kwekristalu yeqhwa okulimaza ukwakheka kweseli.
Le ndlela inweba impilo yeshelufu ngaphezu kokuqandisa okujwayelekile. Kodwa-ke, ngenxa yezindleko eziphezulu zamandla kanye nezidingo zemishini ekhethekile, iziqandisi ze-ULT zigcinelwe ukusetshenziswa kwe-niche yokudla esikhundleni sokugcina ukudla kwansuku zonke.
Ukugcinwa Nokuphila Kade Kweziqandisi Zezinga Lokushisa Eliphansi Kakhulu
Iziqandisi zezinga lokushisa eliphansi kakhulu (ULT) zibalulekile ekugcineni amasampula azwelayo, ngakho ukuwagcina esesimweni esiphezulu kubalulekile. Ukunakekela kahle kusiza ukugwema ukuwohloka kwezindleko futhi kuqinisekisa ukuthi isiqandisi sakho sisebenza kahle iminyaka. Ake singene ezinkambisweni ezibalulekile zokunakekela nokwelula impilo yesiqandisi sakho se-ULT.
Izindlela Zokuhlanza Ezijwayelekile
Uthuli nokungcola kungakhela phezu kwamakhoyili e-condenser nezihlungi ngokuhamba kwesikhathi. Lesi sakhiwo sivimba ukugeleza komoya, okuphoqa i-compressor ukuthi isebenze kanzima futhi isebenzise amandla amaningi. Ukuvimbela lokhu, hlanza amakhoyili e-condenser okungenani njalo ngemva kwezinyanga ezintathu futhi uhlole izihlungi nyanga zonke. Sebenzisa ibhulashi elithambile noma i-vacuum ukususa uthuli ngobumnene ngaphandle kokulimaza amakhoyili.
Ngaphakathi kwefriji, isithwathwa neqhwa kunganqwabelana ezindongeni nasezicabheni zangaphakathi. Lesi sithwathwa sisebenza njenge-insulation, okwenza isiqandisi sisebenze kanzima ukuze silondoloze izinga lokushisa eliphansi kakhulu. Nciphisa isiqandisi njalo ngokuya ngeziyalezo zomkhiqizi, ngokuvamile njalo ngemva kwezinyanga ezimbalwa noma uma isithwathwa singaphezu kuka-5 mm. Gwema amathuluzi abukhali angase alimaze izindawo ezingaphezulu; esikhundleni salokho, sebenzisa umsebenzi we-defrost noma amanzi afudumele.
Ukuhlola Gaskets kanye Seals
Amagesi eminyango ayavaleka emoyeni obandayo, avimbele umoya ofudumele ukuba ungangeni efrijini. Ngokuhamba kwesikhathi, ama-gaskets angaqhekeka, abe brittle, noma alahlekelwe ukuguquguquka. Hlola ama-gaskets nyanga zonke ukuze uthole izimpawu zokuguga noma zokulimala. Zihlanze ngobumnene ngensipho namanzi ukuze zikhiphe ukungcola futhi zigcine zithambile.
Uma ubona izikhala noma imifantu, shintsha ama-gaskets ngokushesha. Izivalo ezilimele zidala ukushintsha kwezinga lokushisa futhi andise ukusetshenziswa kwamandla, okubeka engcupheni ubuqotho besampula. Gcoba ama-gaskets ngesifutho esisekelwe ku-silicone ukuze ugcine uphawu lwawo futhi welule impilo.
Ukuqapha izinga lokushisa
Ukuqapha izinga lokushisa okungaguquki kubalulekile. Ngisho noshintsho oluncane lokushisa lungalimaza amasampula ebhayoloji abucayi. Sebenzisa amalogi okushisa edijithali noma amasistimu okuqapha ahlinzeka ngedatha yesikhathi sangempela nezexwayiso. Iziqandisi eziningi zesimanje ze-ULT ziza nama-alamu akhelwe ngaphakathi ukuze akwazise uma amazinga okushisa enyuka ngaphezu kwemikhawulo emisiwe.
Hlola ukufundwa kwezinga lokushisa nsuku zonke, ikakhulukazi ngemva kokuvuleka kweminyango noma ukuphazamiseka kwamandla. Gcina amasistimu wamandla ekhophi yasenqolobaneni ehloliwe futhi elungele ukugcina izinga lokushisa elizinzile phakathi nokucima. Qopha amalogu okushisa njalo ukuze uhambisane nokuxazulula izinkinga.
Amathiphu Esondlo Engeziwe
● Ukuhlola I-Compressor Nabalandeli: Lezi zingxenye zigcina umjikelezo wesiqandisi usebenza kahle. Hlela ukuhlolwa kochwepheshe minyaka yonke ukuze kutholwe ukuguga noma ukuvuza kusenesikhathi.
● Ukusulwa Kokugeleza komoya: Qinisekisa ukuthi iziqandisi zinendawo yokungena okungenani engu-5-10 ezungeze izintuba zokungena komoya ngendlela efanele. Ama-vents avaliwe adala ukushisa ngokweqile futhi anciphise ukusebenza kahle.
● Ukusetshenziswa Komnyango: Nciphisa ukuvuleka kweminyango ukuze ugcine amazinga okushisa azinzile futhi unciphise ukunqwabelana kwesithwathwa.
Ukukhetha Isiqandisi Sezinga Lokushisa Esisezingeni Eliphansi Esilungile Selebhu Yakho
Ukukhetha isiqandisi sezinga lokushisa eliphansi kakhulu (ULT) ngelebhu yakho kuhlanganisa ukulinganisa izinto ezimbalwa ezibalulekile. Ilebhu ngayinye inezidingo ezihlukile, ngakho ukuqonda lokhu kucatshangelwa okubalulekile kuzokusiza wenze ukukhetha unolwazi oluvikela amasampula akho abalulekile kuyilapho ulinganisa indawo yakho nesabelomali.
Ukucatshangelwa Komthamo Wesitoreji
Okokuqala, cabanga ngokuthi singakanani isikhala sokulondoloza esidinga ilebhu yakho. Iziqandisi ze-ULT ziza ngebanga losayizi, kusukela kumamodeli ahlangene angaphansi kwekhawunta kuya kumafriza amakhulu aqondile noma asesifubeni anikeza amakhulu wamalitha evolumu yangaphakathi.
● Isampula yevolumu yamanje neyesikhathi esizayo: Linganisela ukuthi mangaki amasampuli okudingeka uwagcine manje, futhi ucabange ukukhula okungaba khona. Khetha isiqandisi esikwazi ukuphatha umsebenzi wakho ngaphandle kokuminyana.
● Ukuhleleka kwangaphakathi: Bheka amamodeli anamashalofu alungisekayo, amadrowa, noma amagumbi. Lezi zici zisiza ukwandisa isikhala esisebenzisekayo futhi zigcine amasampuli ehlelekile.
● Nciphisa ukuguquguquka kwezinga lokushisa: Ezinye iziqandisi zihlanganisa iminyango yangaphakathi noma amagumbi ukuze kuncishiswe ukulahlekelwa komoya obandayo phakathi nokufinyelela, okugcina izinga lokushisa lizinzile.
Ukusebenza kahle kwamandla kanye nomthelela wemvelo
Ukusetshenziswa kwamandla kuyinkinga enkulu kumalebhu, kokubili ngokonga izindleko nezizathu zemvelo. Iziqandisi ze-ULT zingadla amandla amaningi, ngakho ukukhetha imodeli eyonga amandla kuzuzisa ilebhu yakho ngokuhamba kwesikhathi.
● Isitifiketi se-Energy Star: Bheka amafriji analokhu noma izitifiketi ezifanayo ezibonisa ukusetshenziswa kwamandla okuphansi.
● Ukufakwa okuthuthukisiwe okuthuthukisiwe: Ukwahlukanisa okungcono kunciphisa ukuzuza kokushisa, kwehlisa umsebenzi we-compressor.
● Ama-compressor asebenzayo: Amanye amamodeli asebenzisa ama-compressor esivinini ashintshayo alungisa amandla okupholisa ngokusekelwe esimisweni, onga amandla.
● Iziqandisi ezilungele imvelo: Khetha iziqandisi ezisebenzisa iziqandisi ezinamandla aphansi okufudumala komhlaba (GWP), njengama-hydrocarbon noma izinketho ezintsha zokwenziwa, ukuze unciphise umthelela wendawo.
Ibhajethi kanye Nezingqinamba Zesikhala
Isabelomali sakho nendawo yelebhu kuzoba nomthelela omkhulu ekukhetheni kwakho.
● Izindleko zasekuqaleni uma kuqhathaniswa nezindleko zokusebenza: Nakuba iziqandisi ezisebenza kahle kakhulu zingabiza kakhulu kusengaphambili, zonga imali ngokuhamba kwesikhathi ngezindleko eziphansi zamandla.
● Isikhala saphansi esitholakalayo: Iziqandisi eziqondile zonga indawo yaphansi kodwa zingase zibe nokutholwa kancane kwezinga lokushisa. Iziqandisi zesifuba zidinga indawo eyengeziwe kodwa ngokuvamile zibuyisela izinga lokushisa ngokushesha futhi zisebenzisa amandla amancane.
● Isakhiwo selebhu: Cabangela imvume yokushwibeka komnyango kanye nokuhamba komsebenzi. Qinisekisa ukuthi ukubekwa kwefriji akuvimbi amaphasishi noma kuphazamisile ezinye izinto zokusebenza.
● Izinketho zokuqashisa: Ukuqashisa kunganciphisa izindleko zangaphambili futhi kuvumele ukufinyelela kumamodeli amasha ngokusebenza kahle nezici ezingcono.
Ukucatshangelwa Kokuphepha Kweziqandisi Zezinga Lokushisa Eliphansi Kakhulu
Iziqandisi zezinga lokushisa eliphansi kakhulu (ULT) zisebenza kubanda kakhulu, ngokuvamile phakathi kuka -40°C no -86°C. Lezi zimo ezibandayo zidinga izinyathelo zokuphepha ezikhethekile ukuvikela kokubili umsebenzisi namasampuli abalulekile agcinwe ngaphakathi. Nazi izinto ezibalulekile zokuphepha okufanele uzikhumbule lapho usebenza neziqandisi ze-ULT.
Igiya Elifanele Lokuvikela
Ukuphatha izinto ngaphakathi kweziqandisi ze-ULT kungabangela ukushisa okubandayo noma isithwathwa ngenxa yamazinga okushisa aphezulu. Gqoka njalo amagilavu avaleleke adizayinelwe indawo ye-cryogenic noma ebanda kakhulu. Izimpahla ezivikelayo, njengamajazi ngelebhu noma amaphinifa, zisiza ukuvikela isikhumba ekuthinteni ngengozi indawo eqandisiwe noma uketshezi oluchithekile. Izibuko zokuphepha zingavikela amehlo ekuchaphazeni noma ezinhlayiyeni zesithwathwa. Igiya elifanele linciphisa ingozi yokulimala futhi liqinisekise ukusebenza okuphephile.
Isipele Samandla Esiphuthumayo
Ukugcina izinga lokushisa elizinzile eliphansi kakhulu kubalulekile ekulondolozeni amasampula abucayi njengemithi yokugoma nezicubu zebhayoloji. Ukunqamuka kukagesi kungabangela ukukhuphuka kwezinga lokushisa, kubeke engcupheni ukucekelwa phansi kwesampula noma ukulahlekelwa. Amalabhorethri kufanele ahlomise iziqandisi ze-ULT ngamasistimu okulondoloza amandla ezimo eziphuthumayo njengamandla kagesi angaphazamiseki (UPS) noma amajeneretha. Lezi zipele zisebenza ngokuzenzakalelayo phakathi nokucisha, zigcina isiqandisi sisebenza kuze kubuyiselwe amandla amakhulu. Hlola njalo amasistimu okulondoloza ukuze uqinisekise ukwethembeka lapho kudingeka.
Izinqubo Eziphephile Zokuqeda Iqhwa
Ukunqwabelana kweqhwa ngaphakathi kweziqandisi ze-ULT kunciphisa ukusebenza kahle kokupholisa futhi kungalimaza izingxenye. I-defrosting ngezikhathi ezithile iyadingeka kodwa kufanele yenziwe ngokucophelela. Ungalokothi usebenzise amathuluzi abukhali noma izinto zensimbi ukuze uqhekeze iqhwa, njengoba lokhu kungabhoboza amakhoyili noma amakhoyili apholisayo. Esikhundleni salokho, sebenzisa umsebenzi wokuqandisa owakhelwe ngaphakathi efrijini noma amanzi afudumele afakwe ngobumnene. Landela imihlahlandlela yomkhiqizi eduze ngesikhathi sokuncibilika ukuze ugweme ukulimala kwemishini futhi uqinisekise ukuphepha.
Ukugeleza komoya kanye Nokungenisa umoya
Ukungena komoya ngendlela efanele ezungeze isiqandisi se-ULT kuvimbela ukushisa ngokweqile futhi kusiza ekugcineni ukupholisa kahle. Gwema ukubeka isiqandisi eduze kakhulu nezindonga noma ezinye izinto ezivimba ukugeleza komoya. Qinisekisa ukuthi izimbobo zokungenisa umoya nabalandeli kuhlala kungavimbekile futhi kuhlanzekile. Ukugeleza komoya okuhle kwandisa impilo ye-compressor futhi kunciphisa ukusetshenziswa kwamandla. Ukushisa ngokweqile kungabangela ukwehluleka kwesiqandisi futhi kufake engozini amasampula agciniwe.
Amathrendi Azayo Kumafriji Amazinga Okushisa Aphansi Aphakeme Kakhulu
Iziqandisi zezinga lokushisa eliphansi kakhulu (ULT) ziyaqhubeka nokushintsha ukuze zihlangabezane nezidingo ezikhulayo zokusebenza kahle, ukwethembeka, nokusimama. Amalebhu nezikhungo zezokwelapha ziyazuza entweni emisha ethuthukisa ukusebenza futhi enciphisa umthelela wendawo. Nawa amathrendi abalulekile esikhathi esizayo abumba ubuchwepheshe besiqandisi se-ULT.
I-Smart Technology Integration
Iziqandisi zesimanje ze-ULT ziya ngokuya zibandakanya izici ezihlakaniphile ezithuthukisa ukuqapha nokulawula. Amasistimu okuqapha akude avumela abasebenzisi ukuthi balandelele izinga lokushisa, isimo samandla, nama-alamu kusuka noma yikuphi ngamakhompyutha noma amadivaysi eselula. Lawa masistimu athumela izaziso ezisheshayo uma amazinga okushisa enyuka ngaphezu kwemikhawulo ephephile noma uma kwenzeka ukuphazamiseka kwamandla, okusiza ukuvimbela ukulahleka kwesampula.
Okuzenzakalelayo nakho kunendima. Ezinye iziqandisi zilungisa imijikelezo yokupholisa ngokusekelwe kumaphethini okusetshenziswa noma izinhlobo zesampula, okuthuthukisa ukusetshenziswa kwamandla. Amakhono okuloga idatha enza kube lula ukuthobela izimfuneko zokulawula nokulandelela ukusekela. I-Artificial intelligence (AI) isiqala ukunikeza ukulungiswa okubikezelwayo ngokuhlaziya idatha yokusebenza ukuze ibikezele ukwehluleka kwengxenye ngaphambi kokuba kwenzeke, ukunciphisa isikhathi sokuphumula.
Ukusebenza Kwamandla Okuthuthukisiwe
Ukusetshenziswa kwamandla kuyinkinga enkulu yamalebhu asebenzisa iziqandisi ze-ULT. Imiklamo emisha ye-compressor, efana ne-variable speed compressor, ilungisa amandla okupholisa ngamandla, inciphisa ukumosheka kwamandla ngezikhathi ezidingeka kancane. Izinto zokwakha ezithuthukisiwe nezindlela zokwakha zinciphisa ukungena kokushisa, zehlise umthwalo we-compressor.
Abakhiqizi futhi bathuthukisa amasistimu okubuyisela ukushisa aphinde asebenzise ukushisa okulahlwayo okukhiqizwe ama-compressor kweminye imisebenzi yelebhu, ukuthuthukisa ukusebenza kahle kwawo wonke amandla. Le ntuthuko isiza amalebhu ehlise izindleko zokusebenza futhi ehlise imilobo yekhabhoni.
Iziqandisi Eco-Friendly
Imithetho yezemvelo iphusha imboni kumafriji anamandla aphansi okufudumala kwembulunga yonke (GWP). Iziqandisi zendabuko zingase zilimaze ungqimba lwe-ozone noma zibe nengxenye ekushintsheni kwesimo sezulu. Iziqandisi ezintsha ezifana nama-hydrocarbon (isb., i-propane, i-ethane) noma izingxube zokwenziwa zinikeza ukupholisa okuphumelelayo nge-GWP ephansi kakhulu.
Abanye abakhiqizi bahlola iziqandisi zemvelo ezifana ne-carbon dioxide (CO2) noma i-ammonia, ezinomthelela omncane kwezemvelo. Lezi ziqandisi zidinga imiklamo yesistimu ekhethekile ngenxa yezakhiwo zazo ezihlukile kodwa zimelela izinketho ezisimeme ezithembisayo.
Isiphetho
Iziqandisi ezisezingeni eliphansi kakhulu zisebenza kusetshenziswa ubuchwepheshe beziqandisi obuthuthukisiwe ukuze kugcinwe izinga lokushisa eliphakathi kuka -40°C no -86°C, okubalulekile ekulondolozeni amasampula ezinto eziphilayo abucayi. Basebenzisa amasistimu we-cascade wezigaba ezimbili ngokusebenza kahle nokuzinza. Ukukhetha isiqandisi esifanele kuhilela ukucabangela umthamo wokugcina, ukonga kwamandla, kanye nezingqinamba zesikhala. I-Feilong inikeza iziqandisi ezintsha ezinokuhlanganiswa kobuchwepheshe obuhlakaniphile, iziqandisi ezilungele imvelo, kanye nokusebenza kahle kwamandla okuphakeme, okuqinisekisa ukulondolozwa kwesampula okuthembekile kanye nomthelela oncishisiwe wemvelo. Imikhiqizo yabo inikeza inani eliyingqayizivele kumalabhorethri nasezikhungweni zezokwelapha.
FAQ
Q: Asetshenziselwani ama-Ultra Low Freezers?
A: Iziqandisi Eziphansi Ezisezingeni Eliphansi zisetshenziselwa ukulondoloza amasampula ebhayoloji abucayi, imithi, nemithi yokugoma emazingeni okushisa aphansi kakhulu ukuze kugcinwe ubuqotho nokusebenza kwayo.
Q: Awenza kanjani ama-Ultra Low Freezers emazingeni okushisa aphansi kangaka?
A: Amafriji Aphansi Kakhulu asebenzisa isistimu yesiqandisi enezigaba ezimbili ecindezela futhi yandise amagesi ayisiqandisi ukuze amunce ukushisa, afinyelele amazinga okushisa afinyelele ku- -86°C.
Q: Kungani ama-Ultra Low Freezers ethandwa kunezinhlelo zesiteji esisodwa?
A: Ama-Ultra Low Freezers ayakhethwa ngoba agcina amazinga okushisa azinzile, aphansi kakhulu abalulekile ukuze kugcinwe izinto ezingezwani nezinga lokushisa, amasistimu esiteji esisodwa angeke akwazi ukuwafinyelela.
Q: Yikuphi ukunakekelwa okudingekayo kuma-Ultra Low Freezers?
A: Hlanza njalo amakhoyili e-condenser, hlola ama-gaskets eminyango, qapha amazinga okushisa, futhi uhlole imvume yokugeleza komoya ukuze uqinisekise ukusebenza kahle nokuphila isikhathi eside kwama-Ultra Low Freezers.
