Nitrogen mai ruwa: Iskar Nitrogen a yanayin ruwa. Ba ta da launi, ba ta da wari, ba ta da tsatsa, ba ta da wuta, zafin jiki mai tsanani. Nitrogen shine ke samar da mafi yawan sararin samaniya (78.03% ta girma da kuma 75.5% ta nauyi). Nitrogen ba ya aiki kuma baya tallafawa ƙonewa. Sanyi yana faruwa ne sakamakon yawan hulɗar endothermic yayin tururi.
Ruwa nitrogen tushe ne mai sauƙin sanyi. Saboda keɓancewarsa ta musamman, mutane suna ƙara mai da hankali kan ruwa nitrogen a hankali kuma suna gane shi. Ana amfani da shi sosai a fannin kiwon dabbobi, masana'antar likitanci, masana'antar abinci, da kuma fannin bincike mai ban tsoro. A fannin lantarki, ƙarfe, sararin samaniya, kera injina da sauran fannoni na aikace-aikacen, ana faɗaɗawa da haɓaka su.
Mai sarrafa abubuwa masu ƙarfi
Halaye na musamman na Superconductor, don haka ana iya amfani da shi sosai a cikin nau'ikan nau'ikan daban-daban. Ana samun Superconductor ta hanyar amfani da ruwa nitrogen maimakon ruwa helium a matsayin mai sanyaya iska, wanda ke buɗe aikace-aikacen fasahar superconductor a cikin fannoni daban-daban kuma ana ɗaukarsa a matsayin ɗaya daga cikin manyan ƙirƙira na kimiyya a ƙarni na 20.
Kwarewar levitation na maganadisu mai ƙarfi wani abu ne da ake kira YBCO na yumbu mai ƙarfin gaske, lokacin da aka sanyaya kayan superconductor zuwa zafin ruwa na nitrogen (78K, daidai da -196~C), daga canje-canje na yau da kullun zuwa yanayin superconductor. Filin maganadisu da wutar lantarki mai kariya ke samarwa yana turawa filin maganadisu na hanyar, kuma idan ƙarfin ya fi nauyin jirgin ƙasa, ana iya dakatar da motar. A lokaci guda, wani ɓangare na filin maganadisu yana makale a cikin superconductor saboda tasirin magnetic flux na hanyar yayin aikin sanyaya. Wannan filin maganadisu mai kamawa yana jan hankalin filin maganadisu na hanyar, kuma saboda duka respulsion da jan hankali, motar tana tsayawa sosai a saman hanyar. Sabanin tasirin respulsion na jinsi ɗaya da jan hankalin jinsi tsakanin maganadisu, hulɗar da ke tsakanin superconductor da filin maganadisu na waje suna turawa kuma suna jan hankalin juna, don haka superconductor da magnet na har abada zasu iya tsayayya da nauyinsu kuma su rataye ko rataye a ƙarƙashin juna.
Gwaji da kera kayan lantarki da kuma kera su
Binciken damuwa na muhalli shine don zaɓar adadin abubuwan da suka shafi muhalli, a shafa adadin damuwar muhalli da ya dace ga abubuwan da aka haɗa ko kuma dukkan injin, sannan a haifar da lahani na tsarin abubuwan da aka haɗa, wato, lahani a cikin tsarin samarwa da shigarwa, sannan a ba da gyara ko maye gurbinsu. Binciken damuwa na yanayi yana da amfani don karɓar zagayowar zafin jiki da girgizar bazuwar. Gwajin zagayowar zafin jiki shine don karɓar canjin zafin jiki mai yawa, babban matsin zafi, don haka sassan kayan daban-daban, saboda mummunan haɗin gwiwa, rashin daidaituwar kayan, lahani a cikin tsarin da matsalar ɓoye da gazawar agile ta haifar, su karɓi ƙimar canjin zafin jiki na 5℃/min. Yanayin zafin iyaka shine -40℃, +60℃. Adadin zagayowar shine 8. Irin wannan haɗin sigogin muhalli yana sa walda ta kama-da-wane, sassan yankewa, sassan lahani na kansu su bayyana a fili. Don gwaje-gwajen zagayowar zafin jiki mai yawa, za mu iya la'akari da karɓar hanyar akwati biyu. A cikin wannan yanayi, ya kamata a gudanar da tantancewa a matakin.
Ruwan nitrogen hanya ce mai sauri kuma mafi amfani wajen karewa da gwada abubuwan lantarki da allunan da'ira.
Kwarewar niƙa ƙwallon da ba a saba gani ba
Injin niƙa na duniya mai suna Cryogenic ball niƙa shine iskar nitrogen mai ruwa da ake shigarwa akai-akai cikin injin niƙa na duniya wanda aka sanye shi da murfin kiyaye zafi, iskar sanyi za ta kasance juyawa mai sauri na zafi da tankin niƙa na ƙwallon ke samarwa a ainihin lokacin, don haka tankin niƙa na ƙwallon da ke ɗauke da kayan, ƙwallon niƙa koyaushe yana cikin wani yanayi mai ban tsoro. A cikin yanayin da ake haɗa shi, niƙa mai kyau, haɓaka sabbin samfura da ƙananan rukuni na kayan fasaha. Samfurin yana da ƙanƙanta, cikakken aiki, mai bin ƙa'ida, ƙarancin hayaniya, ana amfani da shi sosai a magani, masana'antar sinadarai, kariyar muhalli, masana'antar haske, kayan gini, ƙarfe, yumbu, ma'adanai da sauran sassa.
Kwarewar injin kore
Yankewar Cryogenic shine amfani da ruwa mai sanyi kamar ruwa nitrogen, ruwa carbon dioxide da iska mai sanyi zuwa tsarin yankewa na yankin yankewa, wanda ke haifar da yankin yankewa na yanayin cryogenic na gida ko ultra-cryogenic, ta amfani da karkowar cryogenic na workpiece a ƙarƙashin yanayin cryogenic, inganta injin yankewa na workpiece, tsawon lokacin kayan aiki da ingancin saman workpiece. Dangane da bambancin matsakaiciyar sanyaya, ana iya raba yankewar cryogenic zuwa yankewar iska mai sanyi da yankewar nitrogen mai ruwa. Hanyar yankewar iska mai sanyi ta Cryogenic ita ce ta hanyar fesawa -20℃ ~ -30℃ (ko ma ƙasa da haka) iska mai sanyi zuwa ɓangaren sarrafawa na ƙarshen kayan aiki, kuma a haɗa shi da man shafawa na shuka mai alama (10 ~ 20m 1 a kowace awa), don taka rawar sanyaya, cire guntu, shafa mai. Idan aka kwatanta da yankewa na gargajiya, yankewar cryogenic na iya inganta bin ka'idojin sarrafawa, inganta ingancin saman workpiece, kuma kusan babu gurɓatawa ga muhalli. Cibiyar sarrafawa ta Kamfanin Masana'antu na Japan Yasuda ta yarda da tsarin bututun iska na adiabatic da aka saka a tsakiyar shaft ɗin motar da shaft ɗin yankewa, kuma kai tsaye yana kaiwa ga ruwan wukake ta amfani da iska mai sanyi ta -30℃. Wannan tsari yana inganta yanayin yankewa sosai kuma yana da amfani ga aiwatar da fasahar yanke iska mai sanyi. Kazuhiko Yokokawa ya gudanar da bincike kan sanyaya iska mai sanyi a juyawa da niƙa. A cikin gwajin niƙa, an yi amfani da ruwan yanke tushen ruwa, iska mai zafi ta al'ada (+10℃) da iska mai sanyi (-30℃) don kwatanta ƙarfin. Sakamakon ya nuna cewa ƙarfin kayan aikin ya inganta sosai lokacin da aka yi amfani da iska mai sanyi. A cikin gwajin juyawa, ƙimar sawar kayan aiki na iska mai sanyi (-20℃) ya yi ƙasa da na iska ta al'ada (+20℃).
Yanke sanyaya ruwa na nitrogen yana da muhimman aikace-aikace guda biyu. Na farko shine amfani da matsin lamba na kwalba don fesa ruwa na nitrogen kai tsaye zuwa yankin yankewa kamar yankan ruwa. Na biyu kuma shine a sanyaya kayan aiki ko kayan aiki kai tsaye ta hanyar amfani da zagayowar ƙafewar ruwa na nitrogen a ƙarƙashin zafi. Yanzu yankan cryogenic yana da mahimmanci a cikin sarrafa ƙarfe na titanium, ƙarfe mai ƙarfi na manganese, ƙarfe mai tauri da sauran kayan aiki masu wahalar sarrafawa. KPRaijurkar ya ɗauki kayan aikin carbide na H13A kuma ya yi amfani da kayan aikin sanyaya ruwa na nitrogen don gudanar da gwaje-gwajen yanke cryogenic akan ƙarfe na titanium. Sakamakon gwajin ya nuna cewa idan aka kwatanta da hanyoyin yankewa na gargajiya, an kawar da lalacewa ta kayan aiki a bayyane, an rage zafin yankewa da kashi 30%, kuma ingancin aikin injinan saman workpiece ya inganta sosai. Wan Guangmin ya ɗauki hanyar sanyaya kai tsaye don gudanar da gwaje-gwajen yanke cryogenic akan ƙarfe mai ƙarfi na manganese, kuma an yi tsokaci kan sakamakon. Lokacin da aka ɗauki hanyar sanyaya kai tsaye don sarrafa ƙarfe mai ƙarfi na manganese a cryogenic, ana kawar da ƙarfin kayan aiki, ana rage lalacewar kayan aiki, ana inganta alamun taurare aiki, kuma ingancin saman aikin shima yana inganta. Wang Lianpeng et al. sun yi amfani da hanyar fesa ruwa nitrogen a cikin injinan ƙarfe mai ƙarancin zafi 45 akan kayan aikin injin CNC, kuma sun yi tsokaci kan sakamakon gwajin. Za a iya inganta juriyar kayan aiki da ingancin saman kayan aiki ta hanyar amfani da hanyar fesa ruwa nitrogen a cikin injinan ƙarfe mai ƙarancin zafi 45.
A yanayin sarrafa sanyaya ruwa na nitrogen, kayan carbide don haɗa ƙarfin lanƙwasa, taurin karyewa da juriyar tsatsa, ƙarfi, taurin yana ƙaruwa tare da zafin jiki yana da ƙasa don haka kayan aikin yanke carbide mai siminti a cikin sanyaya ruwa na nitrogen na iya haɗa kyakkyawan aikin yankewa, kamar a zafin ɗaki, kuma aikin sa yana ƙaddara ta adadin matakin ɗaurewa. Don ƙarfe mai sauri, tare da cryogenic, taurin yana ƙaruwa kuma ƙarfin tasiri yana da ƙasa, amma gabaɗaya yana iya haɗa ingantaccen aikin yankewa. A kan wasu kayan a cikin inganta aikin yankewa na cryogenic an gudanar da wani bincike, zaɓin ƙaramin ƙarfe na carbon AISl010, babban ƙarfe na carbon AISl070, ƙarfe mai ɗaukar nauyi AISIE52100, ƙarfe mai ɗaukar nauyi Ti-6A 1-4V, ƙarfe na aluminum A390 guda biyar, aiwatar da bincike da kimantawa: Saboda kyakkyawan karyewa a cryogenic, ana iya samun sakamakon injin da ake so ta hanyar yanke cryogenic. Don babban ƙarfe na carbon da ƙarfe mai ɗaukar nauyi, ana iya hana hauhawar zafin jiki a yankin yankewa da ƙimar lalacewar kayan aiki ta hanyar sanyaya ruwa na nitrogen. A cikin simintin aluminum na yanke simintin, aikace-aikacen sanyaya cryogenic na iya inganta taurin kayan aiki da juriya ga kayan aiki ga ƙarfin lalacewa na silicon, a cikin sarrafa ƙarfe na titanium, a lokaci guda kayan aikin sanyaya cryogenic da kayan aiki, amfani da ƙarancin zafin yankewa da kuma kawar da alaƙar sinadarai tsakanin titanium da kayan aiki.
Sauran aikace-aikacen ruwa nitrogen
Tauraron dan adam na Jiuquan ya aika da babban tashar mai ta musamman don samar da sinadarin nitrogen mai ruwa-ruwa, mai kunna man roka, wanda ake tura shi cikin ɗakin ƙonewa da matsin lamba mai yawa.
Kebul na wutar lantarki mai zafi mai zafi. Ana amfani da shi don daskare bututun ruwa a lokacin gyaran gaggawa. Ana amfani da shi don daidaita yanayin cryogenic da kashe kayan cryogenic. Ana kuma amfani da ƙwarewar na'urorin sanyaya ruwa na nitrogen (faɗaɗa zafi da alamun ƙanƙantar sanyi a aikace-aikacen masana'antu) sosai. Ƙwarewar shukar gajimare na nitrogen mai ruwa. Ƙwarewar magudanar ruwa na nitrogen mai ruwa na jigilar ruwa a ainihin lokaci, ana ci gaba da zurfafa bincike. Ɗauki nitrogen mai kashe gobara a ƙarƙashin ƙasa, ana lalata wuta da sauri, kuma yana kawar da lalacewar fashewar iskar gas. Me yasa za a zaɓi nitrogen mai ruwa: Saboda yana sanyaya da sauri fiye da sauran hanyoyi, kuma baya amsawa ta hanyar sinadarai da wasu abubuwa, yana rage sarari sosai kuma yana samar da yanayi busasshe, yana da kyau ga muhalli (nitrogen mai ruwa yana shiga cikin yanayi kai tsaye bayan amfani, ba tare da barin wani gurɓatawa ba), yana da sauƙi kuma mai dacewa don amfani.
Kayan Aikin HL Cryogenic
Kayan Aikin HL Cryogenicwanda aka kafa a shekarar 1992 alama ce da ke da alaƙa daKamfanin Kayan Aikin HL Cryogenic Cryogenic Equipment Co., LtdKayan Aikin HL Cryogenic sun himmatu wajen tsara da ƙera Tsarin Bututun Tsabtace ...
Jerin samfuran da ke raba sassan jiki, bututun injin, bututun injin injin da kuma bawul ɗin injin ...
Lokacin Saƙo: Nuwamba-24-2021
