Nitrojiin dareeraha ah: Gaaska Nitrojiinka ee xaalada dareeraha ah. Inert, aan midab, ur lahayn, aan qudhun, aan guban, heerkul aad u cryogenic. Nitrojiinka ayaa ka samaysan inta badan jawiga (78.03% mugga iyo 75.5% miisaanka). Nitrojiinku ma shaqaynayo mana taageerto gubashada. Qabow baraf ah oo ay keento taabashada endothermic ee xad dhaafka ah inta lagu jiro uumiga.
Nitrojiin dareeraha ah waa il qabow oo habboon. Sababo la xiriira sifooyinka gaarka ah, nitrogen dareeraha ah ayaa si tartiib tartiib ah loo bixiyay iyo in ka badan oo taxadar leh oo ay aqoonsadeen dadku. Waxaa aad iyo aad loogu isticmaalay xanaanada xoolaha, warshadaha caafimaadka, warshadaha cuntada, iyo goobaha cilmi cryogenic. Qalabka elektaroonigga ah, biraha, hawada sare, soo saarista mishiinada iyo qaybaha kale ee arjiga ayaa sii fidaya oo horumarinaya.
Cryogenic superconducting
Tilmaamaha gaarka ah ee Superconductor, si ay u badan tahay in si weyn loogu isticmaalo qaybo kala duwan. Superconductor waxaa lagu helaa iyadoo la isticmaalayo nitrogen dareere ah halkii helium dareere ah sida qaboojiyaha superconducting, kaas oo furaya codsiga tignoolajiyada sare ee baaxad weyn waxaana loo arkaa mid ka mid ah hal-abuurrada saynis ee ugu weyn qarnigii 20-aad.
Xirfadaha levitation magnetic superconducting waa YBCO dhoobada sare, marka walxaha sare lagu qaboojiyo heerkulka dareeraha nitrogen (78K, oo u dhiganta -196 ~ C), laga bilaabo isbeddelada caadiga ah ilaa heer sare. Dhulka birlabeedka ah ee uu dhaliyo gashaantimaha hadda taagan ayaa ku riixaya goobta birlabeedka ee jidka, haddii xooggu uu ka weyn yahay miisaanka tareenka, baabuurka waa la hakin karaa. Isla mar ahaantaana, qayb ka mid ah goobta magnetic waxay ku xayiran tahay kondhontarka sare sababtoo ah saameynta qulqulka magnetic inta lagu jiro habka qaboojinta. Goobtan birlabeedka ah ee dabinaysa waxa soo jiitay goobta birlabeedka ee raadku, iyo diidid iyo soo jiidasho labadaba awgeed, baabuurka waxa uu si adag uga dul taagan yahay jidka. Si ka duwan saamaynta guud ee nacaybka isku jinsiga ah iyo soo jiidashada jinsiga ka soo horjeeda ee ka dhexeeya magnets, isdhexgalka ka dhexeeya superconductor iyo field magnetic dibadda labaduba waa soo jiidanayaan oo soo jiidanayaan midba midka kale, si labada superconductor iyo magnetka weligeed ah ay iska caabiyaan culeyskooda oo ay laalaan ama kor u laalaadaan midba midka kale hoostiisa.
Qaybaha elegtarooniga ah ee wax soo saarka iyo tijaabinta
Baadhitaanka walaaca deegaanka waa in la doorto tirada moodeelka arrimo deegaanka, lagu dabaqo qiyaasta saxda ah ee walaaca deegaanka ee qaybaha ama mashiinka oo dhan, oo keena cilladaha habka qaybaha, taas oo ah, cilladaha habka wax soo saarka iyo rakibidda, iyo bixinta hagaajin ama beddelaad. Baaritaanka diiqada jawiga ayaa faa'iido leh in la aqbalo wareegga heerkulka iyo gariirka random. Tijaabada wareegga heerkulka waa in la aqbalo heerka isbeddelka heerkulka sare, cadaadiska kulaylka weyn, si qaybaha qalabka kala duwan, ay sabab u tahay wadajirka xun, asymmetry walxaha u gaar ah, cilladaha habka ay sababto dhibaatada qarsoon iyo agile failure, aqbal heerka isbedelka heerkulka 5 ℃ / min. Heerkulka xadka waa -40 ℃, + 60 ℃. Tirada wareegyada waa 8. Sida isku darka ah ee xuduudaha deegaanka ka dhigaysa alxanka dalwaddii, qaybo googooyo, qaybaha cilladaha iyaga u gaar ah oo cad cad. Imtixaannada wareegga heerkulka tirada badan, waxaan tixgelin karnaa aqbalaadda laba hab oo sanduuq ah. Deegaankan, baaritaanka waa in lagu qabtaa heerka.
Nitrojiin dareeraha ah waa hab degdeg ah oo faa'iido badan oo gaashaanka iyo tijaabinta qaybaha elektiroonigga ah iyo looxyada wareegga.
Xirfadaha wax lagu shiilo ee loo yaqaan 'Cryogenic ball'
Kubbada meeraha Cryogenic waa gaaska dareeraha ah ee nitrogen si joogto ah u geliso mashiinka kubbadda meeraha ee ku qalabaysan daboolka ilaalinta kulaylka, hawada qabow waxay noqon doontaa wareeg xawaare sare leh oo kulaylka ah oo ay dhaliso kubbadda shiididda taangiga nuugista waqtiga dhabta ah, si ay kubbadda wax u shiido oo ay ku jirto qalab, kubbadda shiidadu had iyo jeer waa deegaan cryogenic gaar ah. Isku dhafka deegaanka cryogenic, shiididda ganaaxa, horumarinta badeecada cusub iyo wax soo saarka dufcad yar ee qalabka farsamada sare. Badeecadu waa mid yar oo cabbirkeedu yar yahay, waxtarkeeduna yahay, sare u hoggaansanaanta, qaylada hoose, oo si ballaaran loo isticmaalo daawada, warshadaha kiimikada, ilaalinta deegaanka, warshadaha iftiinka, qalabka dhismaha, biraha, ceramics, macdanta iyo qaybaha kale.
Xirfadaha mashiinada cagaaran
Goynta Cryogenic waa isticmaalka dareeraha cryogenic sida nitrogen dareere ah, dareere carbon dioxide iyo buufin hawo qabow si nidaamka goynta ee aagga goynta, taasoo keentay in aagga goynta ee deegaanka cryogenic ama gobolka ultra-cryogenic, iyadoo la isticmaalayo brittleness cryogenic ee workpiece hoos xaaladaha cryogenic, hagaajinta workpiece goynta machinability, nolosha qalab iyo tayada dusha workpiece. Marka loo eego farqiga qaboojinta dhexdhexaadinta, goynta cryogenic waxaa loo qaybin karaa jarista hawada qabow iyo jarista dareeraha nitrogen. Cryogenic habka goynta hawada qabow waa by buufinta -20 ℃ ~ -30 ℃ (ama xitaa hoose) cryogenic socodka hawada in qaybta processing ee caarada qalab, iyo qaso saliidda dhirta raad (10 ~ 20m 1 saacaddii), si ay u ciyaaraan doorka qaboojinta, ka saarista chip, sifaynta. Marka la barbar dhigo goynta dhaqanka, goynta qaboojinta cryogenic hagaajin kartaa u hoggaansanaanta processing, hagaajin tayada dusha workpiece, iyo ku dhawaad wax wasakh ah deegaanka. Xarunta processing ee Shirkadda Warshadaha ee Japan Yasuda waxay aqbashaa naqshadeynta marinka hawada adiabatic ee la geliyo dhexda usheeda dhexe ee mashiinka mashiinka iyo gooyaha, waxayna si toos ah u horseedaa daab isticmaalaya dabaysha qabow ee cryogenic ee -30℃. Tani waxay si weyn u wanaajisaa xaaladaha goynta waxayna faa'iido u leedahay hirgelinta tiknoolajiyada goynta hawada qabow. Kazuhiko Yokokawa waxay samaysay cilmi-baaris ku saabsan qaboojinta hawada qabow ee leexinta iyo shiididda. Tijaabada shiididda, dareeraha goynta saldhigga biyaha, dabaysha heerkulka caadiga ah (+10 ℃) iyo hawo qabow (-30℃) ayaa loo adeegsaday isbarbardhigga xoogga. Natiijadu waxay muujisay in adkeysiga qalabka si weyn loo hagaajiyay markii hawada qabow la isticmaalay. Imtixaanka leexashada, qalabka xidhashada heerka hawada qabow (-20℃) aad ayuu uga hooseeyaa ta hawada caadiga ah (+20℃).
Goynta nitrogen ee dareeraha ah waxay leedahay laba codsi oo muhiim ah. Mid waa in la isticmaalo cadaadiska dhalada si aad ugu buufiso nitrogen dareeraha si toos ah aagga goynta sida goynta dareeraha. Midda kale waa in si aan toos ahayn loo qaboojiyo qalabka ama workpiece adigoo isticmaalaya wareegga uumiga ee nitrogen dareere kulaylka hoostiisa. Hadda goynta cryogenic waxay muhiim u tahay farsamaynta daawaha titanium, birta manganese sare, birta adag iyo kuwa kale ee adag in la farsameeyo. KPRaijurkar waxay qaadatay aaladda H13A carbide waxayna isticmaashay aaladda qaboojinta wareegga dareeraha nitrogen si ay u sameyso tijaabooyinka goynta cryogenic ee daawaha titanium. Natiijooyinka imtixaanku waxay muujiyeen in marka la barbardhigo hababka goynta dhaqameed, xirashada qalabka ayaa si cad loo tirtiray, heerkulka goynta ayaa hoos loo dhigay 30%, tayada mashiinka dusha sare ee workpiece ayaa si weyn loo hagaajiyay. Wan Guangmin wuxuu qaatay habka qaboojinta aan tooska ahayn si uu u sameeyo tijaabooyinka goynta cryogenic ee birta manganese sare, natiijooyinkana waa laga faalloonayaa. Marka la qaato habka qaboojinta aan tooska ahayn si loo farsameeyo birta manganese sare ee cryogenic, xoogga qalabka waa la tirtiraa, xirashada qalabka waa la dhimay, calaamadaha adkaanta shaqada ayaa la wanaajiyey, tayada dusha sare ee shaqada ayaa sidoo kale la wanaajiyey. Wang Lianpeng iyo al. qaatay habka lagu buufiyo nitrogen dareeraha ah ee mashiinka heerkulka hooseeya ee birta la demiyay ee 45 qalabka mashiinka CNC, oo ka faallooday natiijooyinka imtixaanka. Adkeysiga qalabka iyo tayada dusha sare ee shaqada ayaa lagu wanaajin karaa iyadoo la qaato habka buufinta nitrogen dareeraha ah ee mashiinka heerkulka hooseeya ee birta la demiyay 45.
Xaaladda qaboojinta nitrogen dareeraha ah, walxaha carbide si ay ugu xidhaan xoogga foorarsiga, adkaanta jabka iyo iska caabinta daxalka, xoogga, engegnaanta korodhka heerkulka waa hooseeyaa, sidaas darteed sibidhka qalabka wax lagu gooyo ee qaboojinta nitrogen dareeraha ah ayaa laga yaabaa inay ku xirto waxqabadka goynta wanaagsan, sida heerkulka qolka, iyo waxqabadkeeda waxaa lagu go'aamiyaa tirada marxaladda xiritaanka. Xawaaraha sare ee birta, oo leh cryogenic, engegnaanta ayaa kordhisa awoodda saameyntuna waa yar tahay, laakiin guud ahaan waxay xiriirin kartaa waxqabadka goynta wanaagsan. Waxa uu on qalabka qaar ka mid ah in horumarinta cryogenic ee ay machinability ay qabteen daraasad, doorashada ee steel carbon yar AISll010, steel carbon sare AISl070, birta sida AISIE52100, titanium aluminium Ti-6A 1-4V, tuuray aluminium aluminium A390 shan qalab, hirgelinta cilmi-baarista iyo qiimaynta: Sababo la xiriira jabsiga ugu fiican ee la helay by natiijada machiogenic la goyn karo. Birta kaarboonka sare iyo birta sidata, kor u kaca heerkulka aagga goynta iyo heerka xidhashada qalabka waxa lagu xakamayn karaa qaboojinta nitrogen dareeraha ah. In goynta aluminium aluminium aluminium, codsiga qaboojinta cryogenic hagaajin kartaa qallafsanaanta qalabka iyo qalabka iska caabin ah silicon wajiga silikoon abrasive xirashada awoodda, in processing ee daawaynta titanium, isla mar ahaantaana qalab qaboojinta cryogenic iyo workpiece, heerkulka goynta hooseeyo faa'iido leh iyo baabi'inta affinity kiimikada u dhexeeya titanium iyo qalab qalab.
Codsiyada kale ee nitrogen dareere ah
Dayax gacmeedka Jiuquan ayaa u diray xarunta dhexe ee shidaalka ee gaarka ah si uu u soo saaro nitrogen dareere ah, oo ah soo jeediyaha shidaalka gantaalada, kaas oo lagu riixo qolka gubanaya cadaadis sare.
Xadhkaha korantada ee heerkulkiisu sarreeyo. Waxaa loo isticmaalaa in lagu qaboojiyo dhuumaha dareeraha ah ee dayactirka degdegga ah. Codsaday xasilinta cryogenic iyo deminta maaddooyinka. Xirfadaha aaladda qaboojinta nitrogen ee dareeraha ah (ballaarinta kulaylka iyo calaamadaha foosha qabow ee codsiga warshadaha) ayaa sidoo kale si ballaaran loo adeegsadaa. Xirfadaha abuuritaanka daruuraha nitrogen ee dareeraha ah. Xirfadaha dheecaanka nitrogen ee dareeraha ah ee jet dareeraha wakhtiga-dhabta ah, waa cilmi-baaris qoto-dheer oo joogto ah. Qaado daminta dabka dhulka hoostiisa ee nitrogen, dabku si degdeg ah ayaa loo baabi'iyaa, oo meesha ka saaraa waxyeelada qaraxa gaaska. Maxaad u doorataa nitrogen dareeraha ah: Sababtoo ah waxay u qaboojiso si ka dhakhso badan hababka kale, oo aan falcelin kiimikaad ah la yeelan walxaha kale, waxay si weyn u jajabisaa booska waxayna bixisaa jawi qalalan, waa deegaan saaxiibtinimo leh (nitrojiin dareeraha ah ayaa si toos ah u gasha jawiga ka dib isticmaalka, iyada oo aan ka tagin wax wasakh ah), waa sahlan tahay oo ku habboon isticmaalka.
Qalabka Cryogenic HL
Qalabka Cryogenic HLoo la aasaasay 1992 waa calaamad ku xiranHL Qalabka Cryogenic Equipment Company Cryogenic Equipment Co., Ltd. Qalabka Cryogenic HL waxaa ka go'an naqshadeynta iyo soo saarista Nidaamka Tuubbooyinka Cryogenic Insulated High Vacuum iyo Qalabka Taageerada ee la xiriira si loo daboolo baahiyaha kala duwan ee macaamiisha. Tuubada Dahaarka ah ee Vacuum iyo Tuubada dabacsan ayaa lagu dhisay vacuum sare iyo lakabyo badan oo shaashado badan oo gaar ah oo gaar ah, waxayna maraan taxane ah daaweyn farsamo oo aad u adag iyo daaweynta faakuumka sare, taas oo loo isticmaalo wareejinta oksijiinta dareeraha ah, nitrogen dareeraha, argon dareeraha, hydrogen dareeraha, helium dareere ah, gaaska dareeraha ah ee ethylene LEG gaaska dareeraha ah.
Taxanaha wax soo saarka ee kala-soocidda Wajiga, Vacuum Pipe, Vacuum Hose iyo Vacuum Valve in HL Cryogenic Equipment Company, kaas oo soo maray taxane ah oo daaweyn farsamo aad u adag, waxaa loo isticmaalaa wareejinta oxygen dareere, nitrogen dareere, argon dareere, hydrogen dareere, helium dareere, LEG iyo LNG, iyo alaabtan waxaa loogu adeegaa qalabka cryogenic (tusaale, cryogenic taangiga kaydinta qabow, iwm) gaasaska, duulista, elektiroonigga, superconductor, chips, farmashiyaha, biobank, cuntada & cabitaanka, isu imaatinka, injineernimada kiimikada, birta & birta, caag, wax soo saarka cusub iyo cilmi baarista sayniska iwm.
Waqtiga boostada: Nov-24-2021
