Ntho ea electrolytichaedrojeneyuniti ea tlhahiso e kenyelletsa sete e felletseng ea electrolysis ea metsihaedrojenelisebelisoa tsa tlhahiso, tse nang le lisebelisoa tsa mantlha tse kenyelletsang:
1. Electrolytic sele
2. Sesebelisoa sa ho arohana ha metsi a khase
3. Ho omisa le ho hloekisa tsamaiso
4. Karolo ea motlakase e kenyelletsa: transformer, rectifier cabinet, PLC control cabinet, lisebelisoa tsa lisebelisoa, khabinete ea kabo, k'homphieutha e ka holimo, joalo-joalo.
5. Sisteme e thusang haholo-holo e kenyelletsa: tanka ea tharollo ea alkali, tanka ea metsi a tala, pompo ea metsi ea litlolo, silindara ea naetrojene / busbar, joalo-joalo / 6. Tsamaiso e thusang ka kakaretso ea lisebelisoa e kenyelletsa: mochini o hloekileng oa metsi, tora ea chiller, chiller, air compressor, joalo-joalo
li-coolers tsa haedrojene le oksijene, ’me metsi a bokelloa ka leraba la ho rothela pele a romeloa tlas’a taolo ea tsamaiso ea taolo; Electrolyte ea fetahaedrojenele li-filters tsa alkali tsa oksijene, li-coolers tsa hydrogen le oksijene tsa alkali ka ho latellana tlas'a ts'ebetso ea pompo ea potoloho, ebe li khutlela seleng ea electrolytic bakeng sa electrolysis e eketsehileng.
Khatello ea tsamaiso e laoloa ke tsamaiso ea khatello ea khatello le tsamaiso e fapaneng ea khatello ea khatello ho finyella litlhoko tsa mekhoa e tlaase le polokelo.
Hydrojene e hlahisoang ke electrolysis ea metsi e na le melemo ea bohloeki bo phahameng le litšila tse tlase. Hangata, litšila tsa khase ea hydrogen e hlahisoang ke electrolysis ea metsi ke oksijene le metsi feela, ha ho na likarolo tse ling (tse ka qobang chefo ea li-catalysts tse itseng). Sena se fana ka monyetla oa ho hlahisa khase ea haedrojene e hloekileng haholo, 'me khase e hloekisitsoeng e ka finyella litekanyetso tsa likhase tsa indasteri ea elektronike.
Haedrojene e hlahisoang ke yuniti ea tlhahiso ea haedrojene e feta ka har'a tanka ea "buffer" ho tsitsisa khatello ea ts'ebetso ea sistimi le ho tlosa metsi a sa lefelloeng ho tsoa ho hydrogen.
Ka mor'a ho kena mochine oa ho hloekisa haedrojene, haedrojene e hlahisoang ke electrolysis ea metsi e hloekisoa hape, ho sebelisoa melao-motheo ea catalytic reaction le molecular sieve adsorption ho tlosa oksijene, metsi le litšila tse ling ho tloha haedrojene.
Thepa e ka theha mokhoa oa ho fetola tlhahiso ea hydrogen o ikemetseng ho latela maemo a nnete. Liphetoho tsa phallo ea khase li tla baka ho fetoha ha khatello ea tanka ea polokelo ea haedrojene. Transmitter ea khatello e kentsoeng tanka ea polokelo e tla hlahisa lets'oao la 4-20mA ho PLC bakeng sa papiso le boleng ba sete ea mantlha, 'me kamora phetoho e fapaneng le lipalo tsa PID, e hlahise lets'oao la 20-4mA ho khabinete ea rectifier ho lokisa boholo ba electrolysis hona joale, ka tsela eo ho finyella morero oa phetoho othomathike ea tlhahiso ea haedrojene ho ea ka liphetoho tsa mojaro oa haedrojene.
Mokhoa o le mong feela oa ts'ebetso ea tlhahiso ea haedrojene ka electrolysis ea metsi ke metsi (H2O), a hlokang ho lula a fanoa ka metsi a tala ka pompo ea ho tlatsa metsi. Sebaka sa ho tlatsa hape se fumaneha karohanong ea haedrojene kapa oksijene. Ho phaella moo, haedrojene le oksijene li hloka ho tlosa metsi a seng makae ha li tloha tsamaisong. Lisebelisoa tse nang le metsi a fokolang li ka sebelisa 1L/Nm ³ H2, ha lisebelisoa tse kholo li ka li fokotsa ho 0.9L/Nm ³ H2. Sistimi e tsoela pele ho tlatsa metsi a tala, a ka bolokang botsitso ba boemo ba mokelikeli oa alkaline le mahloriso. E ka boela ea tlatsa metsi a arabelang ka nako e nepahetseng ho boloka motsoako oa tharollo ea alkaline.
- Sistimi ea ho lokisa ea Transformer
Sistimi ena haholo-holo e na le lisebelisoa tse peli, transformer le khabinete ea ho lokisa. Mosebetsi oa eona o ka sehloohong ke ho fetola matla a 10/35KV AC a fanoeng ke mong'a sebaka se ka pele ho matla a DC a hlokoang ke sele ea electrolytic, le ho fana ka matla a DC ho seleng ea electrolytic. Karolo e 'ngoe ea matla a fanoang e sebelisetsoa ho senya limolek'hule tsa metsi ka ho toba hore e be hydrogen le oksijene,' me karolo e 'ngoe e hlahisa mocheso, o etsoang ke pholileng ea alkali ka metsi a pholileng.
Boholo ba li-transformer ke mofuta oa oli. Haeba e behiloe ka tlung kapa ka har'a setshelo, li-transformer tsa mofuta o omileng li ka sebelisoa. Li-transformer tse sebelisetsoang lisebelisoa tsa tlhahiso ea metsi a electrolytic ke li-transformer tse khethehileng tse lokelang ho bapisoa ho latela lintlha tsa sele e 'ngoe le e' ngoe ea electrolytic, kahoo ke lisebelisoa tse ikhethileng.
Hona joale, khabinete ea rectifier e sebelisoang ka ho fetisisa ke mofuta oa thyristor, o tšehetsoeng ke baetsi ba lisebelisoa ka lebaka la nako e telele ea tšebeliso, botsitso bo phahameng, le theko e tlaase. Leha ho le joalo, ka lebaka la tlhokahalo ea ho ikamahanya le lisebelisoa tse kholo ho matla a tsosolositsoeng a ka pele, katleho ea phetoho ea lik'habote tsa thyristor rectifier e batla e le tlaase. Hajoale, bahlahisi ba fapaneng ba khabinete ea tokiso ba ntse ba ikitlaelletsa ho amohela likhabinete tse ncha tsa IGBT. IGBT e se e tloaelehile haholo liindastering tse ling tse kang matla a moea, 'me ho lumeloa hore lik'habote tsa IGBT tse lokisang li tla ba le tsoelo-pele e kholo nakong e tlang.
- Tsamaiso ea khabinete ea kabo
Khabinete ea kabo e sebelisoa haholo ho fana ka matla ho likarolo tse fapaneng tse nang le li-motors ka har'a sistimi ea karohano ea oksijene ea haedrojene le sistimi ea tlhoekiso ka morao ho lisebelisoa tsa tlhahiso ea haedrojene ea metsi a electrolytic, ho kenyeletsoa 400V kapa eo hangata e bitsoang lisebelisoa tsa 380V. Thepa e kenyelletsa pompo ea potoloho ea alkali ka har'a moralo oa karohano ea oksijene ea haedrojene le pompo ea metsi ea litlolo tsamaisong e thusang; Phepelo ea motlakase bakeng sa lithapo tse futhumatsang tsamaisong ea ho omisa le ea tlhoekiso, hammoho le lits'ebetso tse thusang tse hlokahalang bakeng sa sistimi eohle joalo ka mechini e hloekileng ea metsi, li-chillers, li-compressor tsa moea, litora tse pholisang le li-compressor tsa morao-rao tsa hydrogen, metjhini ea hydrogenation, jj. ., e boetse e kenyelletsa phepelo ea motlakase bakeng sa ho bonesa, ho beha leihlo, le lisebelisoa tse ling tsa seteishene kaofela.
- Cpelel tsamaiso
Sistimi ea taolo e sebelisa taolo ea othomathike ea PLC. PLC ka kakaretso e amohela Siemens 1200 kapa 1500, 'me e na le sekirini sa ho ama motho le mochini. Ts'ebetso le ponts'o ea paramethara ea sistimi e 'ngoe le e' ngoe ea lisebelisoa hammoho le ponts'o ea logic ea taolo li bonoa skrineng sa ho ama.
5. Tsamaiso ea potoloho ea tharollo ea alkali
Sistimi ena haholo-holo e kenyelletsa lisebelisoa tse latelang tsa mantlha:
Karohano ea oksijene ea haerojene - pompo ea phepelo ea tharollo ea alkali - Valve - Sefahla sa tharollo ea alkali - sele ea Electrolytic
Tshebetso e ka sehloohong ke e latelang: tharollo ea alkaline e kopantsoeng le hydrogen le oksijene ka karohano ea oksijene ea hydrogen e aroloa ke separator ea khase-metsi 'me e khutlisetsoa pompong ea potoloho ea alkaline. Karohano ea haedrojene le karohano ea oksijene li hokahane mona, 'me pompo ea potoloho ea tharollo ea alkaline e potoloha tharollo ea refluxed ea alkaline ho valve le filthara ea tharollo ea alkaline pheletsong e ka morao. Ka mor'a hore filthara e hloekise litšila tse kholo, tharollo ea alkaline e tšeloa ka hare ho sele ea electrolytic.
6.Sistimi ea haedrojene
Khase ea haerojene e hlahisoa ka lehlakoreng la elektrode ea cathode 'me e fihla ho karohano hammoho le sistimi ea phepelo ea tharollo ea alkaline. Ka hare ho karohano, khase ea haedrojene e batla e le bobebe 'me ka tlhaho e arohane le tharollo ea alkaline, e fihla karolong e ka holimo ea karohano. Ka mor'a moo, e feta liphaepheng bakeng sa karohano e 'ngoe, e pholileng ka metsi a pholileng, 'me e bokelloa ka mochine o tšoarang marotholi ho finyella bohloeki ba hoo e ka bang 99% pele e fihla tsamaisong ea morao-rao ea ho omisa le ho hloekisa.
Pholoso: Ho ntšoa ha khase ea hydrogen ho sebelisoa haholo nakong ea ho qala le ea ho koala, ts'ebetso e sa tloaelehang, kapa ha bohloeki bo sa fihlelle litekanyetso, hammoho le ho rarolla mathata.
7. Sisteme ea oksijene
Tsela ea oksijene e tšoana le ea haedrojene, ntle le hore e etsoa ka likarohano tse fapaneng.
Ho tlosa: Hajoale, merero e mengata e sebelisa mokhoa oa ho tšolla oksijene.
Tšebeliso: Boleng ba tšebeliso ea oksijene bo na le moelelo mererong e khethehileng, joalo ka lits'ebetso tse ka sebelisang hydrogen le oksijene e hloekileng haholo, joalo ka baetsi ba fiber optic. Ho boetse ho na le merero e meholo e boloketseng sebaka sa ho sebelisa oksijene. Maemo a ts'ebeliso ea morao-rao ke a tlhahiso ea oksijene ea metsi ka mor'a ho omisoa le ho hloekisoa, kapa bakeng sa oksijene ea bongaka ka mekhoa ea ho hasana. Leha ho le joalo, ho nepahala ha maemo ana a tšebeliso e ntse e hloka netefatso e eketsehileng.
8. Tsamaiso ea metsi a pholileng
Ts'ebetso ea electrolysis ea metsi ke karabelo ea endothermic, mme ts'ebetso ea tlhahiso ea haedrojene e tlameha ho fanoa ka matla a motlakase. Leha ho le joalo, matla a motlakase a sebelisoang ts'ebetsong ea electrolysis ea metsi a feta tekano ea mocheso oa karabelo ea electrolysis ea metsi. Ka mantsoe a mang, karolo ea motlakase o sebelisoang ka seleng ea electrolysis e fetoloa mocheso, oo haholo-holo o sebelisetsoang ho futhumatsa tsamaiso ea potoloho ea alkaline qalong, ho phahamisa mocheso oa tharollo ea alkaline ho mocheso o hlokahalang oa 90 ± 5. ℃ bakeng sa lisebelisoa. Haeba sele ea electrolysis e tsoela pele ho sebetsa ka mor'a ho fihla mocheso o lekantsoeng, mocheso o hlahisoang o lokela ho etsoa ka metsi a pholileng ho boloka mocheso o tloaelehileng oa sebaka sa electrolysis reaction. Mocheso o phahameng sebakeng sa electrolysis reaction zone o ka fokotsa tšebeliso ea matla, empa haeba mocheso o phahame haholo, diaphragm ea kamore ea electrolysis e tla senyeha, e leng se tla boela se be kotsi mosebetsing oa nako e telele oa thepa.
Thempereichara e nepahetseng ea ts'ebetso ea sesebelisoa sena e hlokahala hore e bolokoe e sa fete 95 ℃. Ho feta moo, haedrojene le oksijene tse hlahisoang le tsona li hloka ho pholisoa le ho tlosoa mongobo, 'me sesebelisoa sa "thyristor rectifier" se pholileng ka metsi se boetse se na le liphaephe tse hlokahalang tsa ho pholisa.
'Mele oa pompo oa lisebelisoa tse kholo o boetse o hloka ho kenya letsoho ha metsi a pholileng.
- Sistimi ea ho tlatsa naetrojene le nitrogen purging system
Pele o lokisa le ho sebelisa sesebelisoa, tlhahlobo ea ho tiea ha nitrogen e lokela ho etsoa tsamaisong. Pele ho qaleha ho tloaelehileng, ho boetse hoa hlokahala ho hloekisa karolo ea khase ea tsamaiso ka naetrojene ho etsa bonnete ba hore khase e sebakeng sa khase ea khase mahlakoreng ka bobeli a hydrogen le oksijene e hole le sebaka se tukang le se phatlohang.
Ka mor'a hore thepa e koaloe, tsamaiso ea taolo e tla boloka khatello ka boeona 'me e boloke palo e itseng ea haedrojene le oksijene ka hare ho tsamaiso. Haeba khatello e ntse e le teng nakong ea ho qala, ha ho hlokahale ho etsa ketso ea ho hloekisa. Leha ho le joalo, haeba khatello e imolohile ka ho feletseng, ketso ea ho hloekisa naetrojene e lokela ho etsoa hape.
- Sistimi ea ho omisa haerojene (tlhoekiso) (ho ikhethela)
Khase ea haedrojene e lokisitsoeng ho tsoa ho electrolysis ea metsi e tlosoa mongobo ka se omisang se ts'oanang, 'me qetellong e hloekisoe ka sesefo sa sintered nickel tube ho fumana khase e omileng ea hydrogen. Ho latela litlhoko tsa mosebelisi bakeng sa sehlahisoa sa hydrogen, sistimi e ka eketsa sesebelisoa sa tlhoekiso, se sebelisang palladium platinum bimetallic catalytic deoxygenation bakeng sa tlhoekiso.
Hydrojene e hlahisoang ke karolo ea tlhahiso ea hydrogen electrolysis ea metsi e romelloa karolong ea tlhoekiso ea haedrojene ka tanka ea buffer.
Khase ea hydrogen e qala ka ho feta tora ea deoxygenation, 'me tlas'a ketso ea catalyst, oksijene e ka har'a khase ea hydrogen e kopana le khase ea haedrojene ho hlahisa metsi.
Mokhoa oa ho arabela: 2H2+O2 2H2O.
Ka mor'a moo, khase ea hydrogen e feta ka har'a hydrogen condenser (e pholisa khase ho kopanya mouoane oa metsi metsing, o tsoellang ka ntle ho tsamaiso ka pokello) ebe o kena tora ea adsorption.
Nako ea poso: Dec-03-2024
