Ukuthutha kwe-Liquid Hydrogen

Ukugcinwa nokuthuthwa kwe-hydrogen enguketshezi kuyisisekelo sokusetshenziswa kwe-hydrogen ewuketshezi ephephile, ephumelelayo, enkulu futhi enezindleko eziphansi, futhi kuyisihluthulelo sokuxazulula ukusetshenziswa komzila wobuchwepheshe be-hydrogen.
 
Ukugcinwa nokuthuthwa kwe-hydrogen enguketshezi kungahlukaniswa ngezinhlobo ezimbili: ukugcinwa kweziqukathi kanye nokuthuthwa kwamapayipi. Ngendlela yesakhiwo sokugcina, ithangi lokugcina eliyindilinga kanye nethangi lokugcina eliyicylindrical ngokuvamile lisetshenziselwa ukugcinwa kweziqukathi nokuthutha. Ngendlela yokuthutha, kusetshenziswa i-trailer ye-hydrogen eyi-liquid, imoto yethangi le-liquid hydrogen railway kanye nomkhumbi we-liquid hydrogen tank.
 
Ngaphezu kokucabangela umthelela, ukudlidliza nezinye izici ezihilelekile ohlelweni lokuthuthwa koketshezi oluvamile, ngenxa yephuzu eliphansi lokubilisa le-hydrogen enguketshezi (20.3K), ukushisa okuncane okucashile kokuhwamuka kanye nezici zokuhwamuka kalula, indawo yokugcina iziqukathi nezokuthutha kufanele zisebenzise izindlela zobuchwepheshe eziqinile zokunciphisa ukuvuza kokushisa, noma zamukele ukugcinwa okungabhubhisi kanye nokuthuthwa, ukuze kuncishiswe izinga le-hydrogen eliwuketshezi ukuze libangele ukuhwamuka noma ukuhwamuka kwethangi elincane. thuthukisa. Kuholela engcupheni yokucindezela ngokweqile noma ukulahlekelwa kokushaywa umoya. Njengoba kuboniswe emfanekisweni ongezansi, ngokombono wezindlela zobuchwepheshe, isitoreji se-hydrogen ewuketshezi kanye nezokuthutha ikakhulukazi zisebenzisa ubuchwepheshe be-adiabatic obungashintshile ukuze kuncishiswe ukuqhutshwa kokushisa nobuchwepheshe besiqandisi obusebenzayo obubekwe phezu kwalesi sisekelo ukuze kuncishiswe ukuvuza kokushisa noma ukukhiqiza amandla okupholisa okwengeziwe.
 
Ngokusekelwe ezintweni ezibonakalayo namakhemikhali e-hydrogen enguketshezi ngokwayo, imodi yayo yokugcina nokuthutha inezinzuzo eziningi ngaphezu kwemodi yokugcina i-hydrogen enomfutho ophezulu wegesi esetshenziswa kabanzi eShayina, kodwa inqubo yayo yokukhiqiza eyinkimbinkimbi futhi iyenza ibe nokubi okuthile.
 
Isilinganiso esikhulu sesisindo sokugcina, isitoreji esikahle kanye nezinto zokuhamba kanye nemoto
Uma kuqhathaniswa nokugcinwa kwe-hydrogen enegesi, inzuzo enkulu ye-hydrogen enguketshezi ukuminyana kwayo okuphezulu. Ukuminyana kwe-hydrogen ewuketshezi ngu-70.8kg/m3, okungama-5, 3 kanye no-1.8 izikhathi eziphindwe ka-20, 35, kanye no-70MPa high-pressure hydrogen ngokulandelanayo. Ngakho-ke, i-hydrogen ewuketshezi ifaneleka kakhulu ukugcinwa nokuthuthwa kwe-hydrogen ngezinga elikhulu, okungaxazulula izinkinga zokugcinwa kwamandla e-hydrogen nokuhamba.
 
Ukucindezela okuphansi kwesitoreji, kulula ukuqinisekisa ukuphepha
Isitoreji se-hydrogen ewuketshezi ngesisekelo sokufakwa kwe-insulation ukuqinisekisa ukuzinza kwesitsha, izinga lokucindezela kokugcinwa kwansuku zonke nokuthutha liphansi (ngokuvamile liphansi kune-1MPa), liphansi kakhulu kunezinga lokucindezela kwegesi ephezulu yokucindezela kanye nokugcinwa kwe-hydrogen nokuthutha, okulula ukuqinisekisa ukuphepha kwinqubo yokusebenza yansuku zonke. Kuhlanganiswe nezici zesilinganiso esikhulu sesisindo soketshezi lwe-hydrogen, esikhathini esizayo ukukhuthazwa okukhulu kwamandla e-hydrogen, isitoreji se-hydrogen ewuketshezi kanye nezinto zokuhamba (njengesiteshi se-hydrogen hydrogenation) kuzoba nohlelo lokusebenza oluphephile ezindaweni zasemadolobheni ezinobuningi bezakhiwo, abantu abaminyene kanye nezindleko zomhlaba eziphakeme, futhi uhlelo lulonke luzohlanganisa indawo encane, edinga izindleko ezincane zokuqala zokutshala izimali kanye nezindleko zokusebenza.
 
Ukuhlanzeka okuphezulu kwe-vaporization, ukuhlangabezana nezidingo zetheminali
Ukusetshenziswa kwaminyaka yonke kwe-hydrogen ehlanzekile ne-ultra-pure hydrogen kukhulu, ikakhulukazi embonini ye-electronics (njengama-semiconductors, izinto ze-electro-vacuum, ama-silicon wafers, ukukhiqizwa kwe-fiber optical, njll.) kanye nenkundla ye-fuel cell field, lapho ukusetshenziswa kwe-hydrogen ehlanzekile ne-ultra-pure kukhulu kakhulu. Njengamanje, ikhwalithi ye-hydrogen yezimboni eminingi ayikwazi ukuhlangabezana nezidingo eziqinile zabanye abasebenzisi bokugcina mayelana nokuhlanzeka kwe-hydrogen, kodwa ukuhlanzeka kwe-hydrogen ngemva kokuhwamuka kwe-hydrogen enguketshezi kungahlangabezana nezidingo.
 
Imboni ye-Liquefaction inokutshalwa kwezimali okuphezulu kanye nokusetshenziswa kwamandla okuphezulu
Ngenxa yokubambezeleka ekuthuthukisweni kwemishini ebalulekile kanye nobuchwepheshe obufana namabhokisi abandayo e-hydrogen liquefaction, zonke izinto zokusebenza ze-hydrogen liquefaction endaweni yasekhaya ye-aerospace zaphathwa izinkampani zangaphandle ngaphambi kuka-September 2021. Imishini emikhulu ye-hydrogen liquefaction core ingaphansi kwezinqubomgomo ezifanele zohwebo lwangaphandle (njenge-Export Administration Regulations of the Umnyango Wezohwebo we-Restrict Export Regulact of the Umnyango Wezohwebo we-US. Lokhu kwenza ukuthi utshalomali lwemishini yokuqala ye-hydrogen liquefaction plant lube lukhulu, kuhlanganiswe nesidingo esincane sasekhaya se-civil liquid hydrogen, isikali sokusetshenziswa asanele, futhi isikali somthamo sikhuphuka kancane. Ngenxa yalokho, ukusetshenziswa kweyunithi yokukhiqiza amandla e-hydrogen ewuketshezi kuphezulu kunaleyo ye-high-pressure gas hydrogen.
 
Kukhona ukulahleka kokuhwamuka ohlelweni lokugcinwa kwe-hydrogen ewuketshezi kanye nokuhamba
Njengamanje, ekugcinweni nasekuthuthweni kwe-hydrogen ewuketshezi, ukuhwamuka kwe-hydrogen okubangelwa ukuvuza kokushisa kulawulwa ngokukhipha umoya, okuzoholela ezingeni elithile lokulahlekelwa ukuhwamuka. Esikhathini esizayo sokugcinwa kwamandla e-hydrogen kanye nezokuthutha, izinyathelo ezengeziwe kufanele zithathwe ukuze kubuyiselwe igesi ye-hydrogen ehwamuke kancane ukuze kuxazululwe inkinga yokunciphisa ukusetshenziswa okubangelwa ukushaywa umoya okuqondile.
 
I-HL Cryogenic Equipment
I-HL Cryogenic Equipment eyasungulwa ngo-1992 iwuphawu oluxhumene ne-HL Cryogenic Equipment Company Cryogenic Equipment Co.,Ltd. I-HL Cryogenic Equipment izibophezele ekwakhiweni nasekukhiqizeni i-High Vacuum Insulated Cryogenic Piping System kanye Nezisetshenziswa Zokusekela ezihlobene ukuze kuhlangatshezwane nezidingo ezihlukahlukene zamakhasimende. Ipayipi le-Vacuum Insulated kanye ne-Flexible Hose yakhiwe endaweni engenalutho ephezulu kanye ne-multi-layer multi-screen special insulated materials, futhi idlula ochungechungeni lwezokwelapha eziqinile kakhulu zobuchwepheshe kanye nokwelashwa kwe-vacuum ephezulu, esetshenziselwa ukudlulisa umoya-mpilo owuketshezi, i-nitrogen ewuketshezi, i-argon ewuketshezi, i-hydrogen ewuketshezi, i-helium ewuketshezi, i-ethylene e-Liquefied ethylene kanye negesi ye-lique ye-LEGNG.
 

 

 

 

 


Isikhathi sokuthumela: Nov-24-2022

Shiya Umlayezo Wakho