Lefapheng la tlhahiso ea lisele tsa mafura a haedrojene, Kopano ea Motlakase oa Membrane (MEA) e sebetsa e le karolo ea mantlha bakeng sa phetolo ea matla, e khethollang ka ho otloloha ho sebetsa hantle le nako ea bophelo ea betri. Mohato oa pele bakeng sa tlhahiso ea MEA ka ho fetisa mocheso ke motsoako oa catalyst slurry-mohato oa bohlokoa o susumetsang boleng ba sehlahisoa sa ho qetela. Ts'ebetso ena e hloka ho tsoakoa hantle ha li-catalyst tsa Pt-C, li-solvents le li-binders ho etsa motsoako o tsitsitseng o tsitsitseng.
Tloaelo ea ho kopanya e tloaelehileng ho laola ka nepo karolo ea karolo e 'ngoe le e' ngoe le naha ea ho hasana, e lebisang litabeng tse kang ho roala ho sa tsitsang le ho fokotsa ts'ebetso ea catalytic mehatong e latelang. Tšebeliso eainline density metres e fana ka tharollo ea katleho, e nolofalletsang taolo e nepahetseng ea likarohano tsa likarolo le litlamorao tsa phallo ka ho lekola liphetoho tsa slurry density ka nako ea nnete.
Lonnmeter Group, moetsi ea ka sehloohong le mofani oa thepa ea inline density metres, e nehetse lilemo tse mashome ho fana ka litharollo tsa litsebi bakeng sa bareki lefatšeng ka bophara. Litharollo tsena li thusitse lifeme tse ngata tsa indasteri, lifeme tsa motlakase, le likhoebo tsa metallurgic ho fokotsa litšenyehelo le ho ntlafatsa ts'ebetso.
Karolo e Bohlokoa ea Ho Kopanya Slurry
Ts'ebetso ea hydrogen fuel cell MEA e itšetlehile haholo ka ho tšoana le botsitso ba li-catalyst slurries. Ka mohlala, anode slurries e hloka 15% Pt-C catalyst ka mokhoa o ts'oanang e qhalakantsoeng ka motsoako o motsoako oa 40% oa metsi a deionized, 40% methanol, le 5% ea tharollo ea ionomer; li-cathode slurries li batla likarolo tse phahameng tsa catalyst (20%) le binder (10%). Karo-karolelano ena e nepahetseng ha e ame feela thepa ea 'mele ea slurry empa e boetse e ama ka kotloloho ho ajoa ha libaka tse sebetsang tsa catalytic le proton conductivity.
Taolo e sa nepahalang ya ho teteana ha mmele e ka baka ho kopana ha matla kapa ho putlama ha sedimentation, ho bakang botenya bo sa lekanang ba sehlomathise se koahetsoeng esita le tshebetso ya betri ka kakaretso. Mohlala, letsoalo le phahameng le ka bonts'a mouoane o feteletseng kapa mouoane oa mokelikeli, ho eketsa viscosity ea slurry le ho baka bofokoli ba "lekhapetla la lamunu" kapa "pinhole" nakong ea ho roala; sekhahla se tlase se ka bonts'a ts'ebetso e sa lekaneng, ho hloleha ho fana ka libaka tse lekaneng tsa karabelo le ho fokotsa matla a betri.
Mefokolo ea Taolo ea Tloaelo ea Seretse sa Tloaelo
Mokhoa o tloaelehileng oa ho kopanya li-catalyst slurry o itšetlehile ka boima ba letsoho le tlhahlobo ea kantle ho marang-rang qalong. Mokhoa ona o salla morao haholo ts'ebetsong ea nako ea 'nete - ho fumana liphetho tsa liteko ho tsoa ho sampole hangata ho nka metsotso e 15-30, ka nako eo slurry e kanna ea kena ts'ebetsong e latelang, e lebisang tšenyong e kholo ea ts'ebetso.
Mesebetsi ea matsoho e thatafalloa ho bona nanoscale catalyst particle agglomeration. Ho phaella moo, lintlha tse kang ho fetoha ha mocheso le mouoane oa solvent li baka ho fetoha ha matla a matla ho li-slurries, tseo mekhoa ea setso e ke keng ea e lefella ka nako ea sebele, e leng ho mpefatsang likotsi tsa ho se tsitse ha boleng.
Molao-motheo oa ho Sebetsa le Melemo ea Setegeniki
Ho sebetsana le liqholotso tsena, lienjineri tsa Lonnmeter li ile tsa qapa li-inline density metres ho ipapisitsoe le molao-motheo oa matla oa Coriolis, o lekanyang maqhubu a ho sisinyeha ha mokelikeli ho fumana data ea nako ea 'nete ka nepo ho fihla ho ±0.001 g/cm³. Ka ho kopanya slurry ea hydrogen fuel cell, lisebelisoa tsena tse phahameng tsa ho beha leihlo li ka kenngoa sebakeng sa ho kopanya litanka kapa liphaephe tsa potoloho ho tsoela pele ho bokella boitsebiso ba mocheso le mocheso, ka mekhoa ea matšeliso e felisang tšusumetso ea mocheso ho teteaneng.
Ka ntle ho Coriolis density metres, Lonnmeter e boetse e ntlafalitse tse ling tse inline density metres tse kang toning fork density metres le ultrasonic density metres ho fana ka lisensara tse bohlale tsa ho beha leihlo maemo a fapaneng a ts'ebetso. Ha ho lemoha hore cathode slurry density e feta boleng ba sepheo, tsamaiso ka boeona e lekanya ho kheloha ebe e eketsa tekanyo e loketseng ea solvent ka pompo ea metering; haeba sets'oants'o se le tlase haholo, ho eketsoa joala ba "catalyst" ba pele bo hasantsoeng. Taolo ena e matla ea loop ha e lokise feela ho kheloha ha foromo empa e boetse e bolela esale pele mathata a ka bang teng ka tlhahlobo ea nalane ea data. Ha ho feto-fetoha ha boima ba 'mele ho feta menyako, sistimi e etsa hore ho be le li-alamo ho khothaletsa phallo e sa ts'oaneng kapa karohano ea mekhahlelo, ho qoba likotsi tsa boleng ba batch ho ea pele.
Liphetho tsa Continuous Density Monitoring
Ho Ntlafatsoa ha Lisele Tsa Mafura
Lonnmeter inline density metres li thusitse baetsi ba lisele tsa mafura ho fihlela katleho e kholo mokhoeng oa ho kopanya seretse. Ka tlhahlobo ea nako ea 'nete le taolo e bohlale, maemo a feto-fetohang a seretse a fokotsehile haholo ho tloha ho ±0.03 g/cm³ ho ea ±0.001 g/cm³. Ntlafatso ena e ntlafatsa ka kotloloho botsitso ba sehlahisoa le botsitso ba ts'ebetso, e eketsa sekhahla sa matla a lisele tsa mafura khoebong e le 'ngoe ka 15%.
Tlhahiso e Ntlafetseng Haholo
Nako ea tlhahiso ea sehlopha se le seng e khutsufalitsoe, ka chelete ea selemo le selemo ea ho boloka chelete e fetang $300,000 ka litšenyehelo tsa thepa le ho tsosolosa. Ho feta moo, ts'ebeliso ea li-inline density metres e ntlafalitse ts'ebetso eohle. Li kopantsoe le litsamaiso tsa DCS, li nolofalletsa taolo e felletseng ea dijithale ho tloha taolong ea foromo ho ea ho latedisa boleng, ho rala motheo bakeng sa tlhahiso e kgolo ya disele tsa mafura a haedrojene.
Bohlokoa bo Tebileng Bakeng sa Indasteri ea Matla a Hydrogen
E le mohloli oa mantlha oa matla a hloekileng, lisele tsa mafura a hydrogen li tobana le mathata a mabeli a ho ntlafatsa ts'ebetso le ho fokotsa litšenyehelo. Ts'ebeliso ea mahlale a inline density meter ha e rarolle feela mathata a bohlokoa a ts'ebetso tlhahisong ea MEA empa e boetse e tsamaisa ntlafatso ea mahlale ho letoto lohle la indasteri ea matla a hydrogen.
Haeba u batlali-sensor tsa inline processho fokotsa litšenyehelo le ho eketsa katleho tlhahisong ea boiketsetso, lisebelisoa tse bohlale tsa Lonnmeter ke e 'ngoe ea likhetho tsa hau tse nepahetseng. Khampani e fana ka100 lisampole mahala lefatšeng ka bophara- bongata bo na le moeli, kahoo nka bohato kapele! Ikopanye le rona ho fumana tharollo e hlophisitsoeng ea mahala le ho etsa kopo ea disampole tsa mahala.
Nako ea poso: Jun-06-2025
