Bayanin Samfura
Tsarin rabuwar membrane na hydrogen (wanda kuma aka sani da rukunin tsarkakewa na hydrogen membrane) cikakken saitin kayan aiki ne wanda ke haɗa iskar gas pretreatment, rabuwar membrane, da tabbatar da iskar gas.
Babban ka'idarsa ita ce a yi amfani da fiber ko lebur - sheet polymer membranes (misali, polyimide, polysulfone-kayan tushen) tare da babban zaɓi na hydrogen{4}}ƙarƙashin wani bambancin matsa lamba, ƙwayoyin hydrogen (ƙananan nauyin kwayoyin halitta, babban ƙarfin motsa jiki) suna ratsa cikin membrane pores da sauri fiye da sauran ƙwayoyin iskar gas (misali, CH₂).
Yana iya samar da tsaftataccen hydrogen{0} kuma yana ɗaya daga cikin kayan aiki na yau da kullun don ingantaccen dawo da hydrogen da tsarkakewa a cikin ƙananan masana'antar hydrogen hydrogen.
Ƙa'idar aiki
Ana iya taƙaita tsarin aiki na Membrane Separation na Hydrogen azaman mahimman matakai guda biyar: hydrogen{0}} iskar gas pretreatment → tsarin matsa lamba → rabuwar membrane → permeate gas (hydrogen) stabilization → retentate gas (najasa) fitarwa
Hydrogen{0}maganin iskar iskar gas:Gas mai arzikin hydrogen{0} (misali, matatar iskar gas mai 30-70% H₂, iskar gas mai gyarawa tare da 70-90% H₂) da farko yana shiga tsarin pretreatment. Yana wucewa ta cikin matatar coalescing don cire ɗigon ruwa (ruwa, mai) tare da girman barbashi Mafi Girma ko daidai da 1 μm, sannan ya shiga cikin tacewa don kawar da ƙaƙƙarfan ƙazanta (ƙura, fines mai ƙara kuzari) tare da girman barbashi Mafi Girma ko daidai da 0.1 μm-kauce wa membrane pore blockage. Don iskar gas mai ɗauke da ƙazanta masu cutarwa (misali, H₂S Mafi girma ko daidai da 10 ppm, hydrocarbons masu nauyi Mafi Girma ko daidai da 500 ppm), an ƙara wani yanki na adsorption (carbon kunnawa don lalatawa, sieves na ƙwayoyin cuta don cirewar hydrocarbon mai nauyi) don hana lalata kayan membrane da raguwar aiki.
Tsarin matsi:Hydrogen da aka riga aka gyara - iskar iskar iskar gas ana matsawa ko ragewa zuwa matsin aiki na tsarin (0.5-12.0 MPaG) ta hanyar damfara ko matsa lamba mai rage bawul. Bambanci mai tsayayye (yawanci 0.3-10 MPa) tsakanin gefen ciyarwa (matsi mai girma) da gefen gefen (ƙananan matsa lamba) na membrane ana kiyaye shi don samar da ƙarfin motsa jiki don haɓakar hydrogen.
Rabuwar gabobin ciki:Matsi - iskar gas ɗin da aka tsara yana shiga cikin ma'aunin membrane (wanda ya ƙunshi dubunnan maɓuɓɓugar zaren fiber). Kwayoyin hydrogen suna shiga cikin hanzari ta bangon membrane zuwa gefen matsi (ƙananan - gefen matsa lamba) a ƙarƙashin bambancin matsa lamba, yayin da ƙazanta irin su methane, carbon dioxide, da nitrogen (ƙananan permeability) ana kiyaye su a gefen abinci (bangaren riƙewa). Tsaftar hydrogen da ke gefen magudanar ruwa ya kai 99.0-99.999% (daidaitacce ta hanyar sarrafa yankin membrane da bambancin matsa lamba), kuma adadin dawo da hydrogen ta hanyar wucewa shine 70-90%.
Permeate gas (hydrogen) daidaitawa:Maɗaukakin tsaftar hydrogen{0} daga gefen daɗaɗɗen ruwa yana shiga cikin tanki don daidaita matsa lamba (yawanci 0.1-1.0 MPaG). Don al'amuran da ke buƙatar matsin lamba (misali, jigilar bututun mai, amfani da kwayar mai), ana ƙara damfarar hydrogen don daidaita matsa lamba zuwa 2.0-40.0 MPaG. Ana ƙara cire ƙananan ƙarancin ƙazanta (idan akwai) ta hanyar tacewa bayan talla, yana tabbatar da samfurin ƙarshe ya cika buƙatun tsabtar mai amfani.
Retentate iskar gas (ƙazanta) fitarwa:Gas mai ɗorewa (mai girman ƙazanta, tare da saura 5{2}20% H₂) an rage matsi zuwa matsa lamba na yanayi ta hanyar bawul ɗin taimako na matsa lamba. Ana iya amfani da shi azaman mai don tukunyar jirgi ko dumama (murmurewa darajar calorific) ko fitarwa bayan cika ka'idojin fitar da muhalli - guje wa sharar albarkatu da gurɓatar muhalli.
Babban Fasalolin Tsarin Rabewar Membrane Hydrogen
Babban zaɓi na hydrogen
The membrane abu yana da hydrogen selectivity rabo (H₂/CO₂ Girma fiye ko daidai da 20, H₂/CH₄ Girma ko daidai da 50) da tabbatar da ingantaccen rabuwa, stably samar da hydrogen tare da tsarki Girma fiye da ko daidai 99.0% har ma matsananci - high tsarki (Mafi girma fiye da 9%) ga man fetur aikace-aikace.9.9.
M iya aiki
Ƙarfin sarrafa raka'a guda ɗaya ({0}) yana fitowa daga 10 Nm³/h (ƙananan - akan -farfadowar rukunin yanar gizo) zuwa 50,000 Nm³/h (babban{6}} tsarkakewar hydrogen masana'antu), dacewa da yanayin buƙatun hydrogen daban-daban.
Karamin tsari
Modulun membrane yana da babban matakin haɗin kai (takamammen yanki mafi girma ko daidai da 1000 m²/m³), kuma ana iya ƙirƙira dukkan tsarin azaman naúrar skid{1}}mallakar 30-50% ƙasa da sarari fiye da adsorption na gargajiya ko kayan aikin rabuwa na cryogenic, dace da ƙayyadaddun kayan aiki.
Ƙananan amfani da makamashi
Tsarin yana dogara ne da matsin lamba{0}}watsawar membrane, ba tare da buƙatar dumama, sanyaya, ko sabuntawar kaushi mai sinadari ba. Ƙayyadadden amfani da makamashi shine kawai 0.1-0.3 kWh/Nm³ H₂, wanda shine 40-60% ƙasa da tsarin matsa lamba (PSA).
Saurin farawa{0} sama
Tsarin zai iya isa ga samar da hydrogen mai tsayayye a cikin 15{1}} mintuna 30 bayan farawa (babu hadaddun preheating ko kunnawa), yana ba da saurin amsawa ga canje-canjen buƙatun hydrogen.
Amfanin samfuran kamfaninmu
A cikin mahallin ci gaban masana'antar makamashin hydrogen ta duniya, ingantaccen ƙira shine mabuɗin don tabbatar da ingancin rabuwar membrane, tsawon rayuwar sabis, da dacewa tare da rafukan iskar gas iri-iri. Kamfaninmu yana da ƙungiyar ƙwararrun injiniyoyi waɗanda ke da shekaru sama da 20 na gogewa a cikin fasahar membrane da tsarkakewar hydrogen, waɗanda suka saba da ka'idodin gida da na waje kamar GB / T 37244 (fasaha na tsarkakewa na hydrogen), ISO 14687 (ingantacciyar hydrogen don ƙwayoyin mai), ASME BPVC (tasoshin matsin lamba), da ASTM D6356 (gwajin aikin rabuwa na membrane). Muna ba da ƙira na musamman dangane da kaddarorin gas na abokin ciniki (haɓakar hydrogen, nau'in ƙazanta, abun ciki na danshi) da buƙatun samfur (tsarki, matsa lamba, ƙimar kwarara): don kashe tsarin iskar gas, muna haɓaka zaɓin kayan membrane don tsayayya da lalata mai da sulfur; don tsarin samar da hydrogen cell cell, mun ƙirƙira wani nau'i biyu{7}} membrane don cimma tsafta mai girma{{8} (Mafi girma ko daidai da 99.999%). Muna watsi da daidaitattun samfura kuma muna gudanar da cikakken simintin tsari (ta hanyar PRO/II) don kowane aikin don haɓaka ƙimar dawo da hydrogen da rage yawan kuzari.
Kamfaninmu yana aiwatar da tsarin sarrafa ingancin ingancin ISO9001 a duk tsawon rayuwar aikin, ƙirar ƙira, siye, masana'anta, da ƙaddamarwa. A lokacin ƙirar ƙira, manyan injiniyoyi suna tabbatar da aikin ƙirar ƙirar membrane, raguwar matsa lamba, da daidaituwar kayan ta hanyar giciye - ƙididdiga da lab{3}} gwaje-gwaje na sikeli; mahimman abubuwan haɗin (modules na membrane, filters, compressors) ana samo su daga ingantattun samfuran masana'anta (misali, Air Liquide membrane modules, Parker filter) kuma ana gudanar da bincike mai shigowa daidai da ƙayyadaddun fasaha (misali, gwajin ingancin rabuwar membrane, gwajin juriya na kayayyaki). Yayin ƙera, shigarwar ƙirar membrane da haɗin bututun suna bin daidaitattun hanyoyin aiki (SOPs), tare da duk abubuwan walda na matsa lamba{10}}waɗanda ba a taɓa gwadawa ba (UT, PT); samfuran da aka gama suna fuskantar gwajin aiki na sa'o'i 72{14}} yana tabbatar da tsaftar hydrogen, ƙimar farfadowa, da kwanciyar hankali-don tabbatar da duk alamun sun cika buƙatun ƙira.
Muna ɗaukar ingancin samfur a matsayin hanyar rayuwar masana'anta kuma mun himmatu don isar da ingantaccen tsarin rabuwar membrane na hydrogen{{0}. Kowane tsarin yana jurewa da yawa - kula da ingancin matakin: samfuran membrane suna amfani da babban{3}} kayan aikin polymer tare da rayuwar sabis na 3- shekaru 5 (a ƙarƙashin yanayin aiki na yau da kullun); Ana yin tasoshin matsin lamba da bututun da aka yi da kayan da ba su da lahani (316L bakin karfe don sabis na hydrogen) tare da rayuwar ƙira ta Girma ko daidai da shekaru 15; Matsakaicin lokacin tsarin tsakanin gazawar (MTBF) ya wuce awanni 8,000. Muna ba da cikakkun takaddun takaddun shaida, gami da rahoton gwajin aikin membrane, rahotannin juriya na kayan abu, da rahoton gwajin matsa lamba, da tabbatar da ƙimar cancantar masana'anta na samfuran 100%.
Ingantaccen bayan{0}} sabis na tallace-tallace yana da mahimmanci don tabbatar da ci gaba da samar da iskar hydrogen ga abokan ciniki. Lokacin karɓar buƙatar sabis, ƙungiyar fasahar mu tana ba da martani na farko a cikin sa'o'i 8 (24/7) ta waya, imel, ko taron bidiyo{5}ciki har da gano matsala (misali, rage tsafta ta hanyar lalata membrane) da mafita na farko. Don al'amurran da za a iya warware su nan da nan (misali, daidaita madaidaicin matsi, jagorar maye gurbin), muna jagorantar abokan ciniki don kammala matsala cikin sa'o'i 24; don kan{12}} buƙatun kulawar rukunin yanar gizo (misali, maye gurbin samfurin membrane, gyaran kwampreso), muna tura injiniyoyi masu ƙwarewar tsarin hydrogen a cikin awanni 48 (na gida) ko sa'o'i 72 (na duniya) bayan tabbatar da buƙatar. Hakanan muna ba da sabis na kulawa na yau da kullun (misali, gwajin aikin membrane na kwata-kwata, duba lalata bututun mai na shekara) da garantin samar da kayan gyara don rage lokacin rage kayan aiki.
Tsarin rabuwarmu na hydrogen membrane ana gane su sosai ta hanyar manyan kamfanoni a cikin matatun mai, sinadarai, da masana'antar makamashin hydrogen saboda babban inganci, kwanciyar hankali, da ƙarancin amfani da makamashi. Abokan ciniki na yau da kullun sun haɗa da kashe matatar iskar gas{1} iskar gas, tsarkakewar hydrogen, samar da hydrogen cell cell, babban masana'antu{2}tsaftar hydrogen shiri.
Kamfaninmu yana ba da hanyoyin haɗin gwiwar sassauƙa don saduwa da buƙatun abokin ciniki daban-daban:
● Samar da aikin maɓalli: Samar da hadedde ayyuka daga ƙira, masana'anta, shigarwa zuwa ƙaddamarwa, isar da shirye -don{1}}amfani da Rabuwar Membrane na Helium;
● Tallace-tallacen kayan aiki: Sayar da mahimman abubuwan haɗin gwiwa (modules na membrane, masu tacewa na farko, damfarar hydrogen) daban don abokan ciniki tare da ikon shigarwa da kai{0};
● Sabis na Aiki da kulawa: Yin aiki na dogon lokaci da kiyaye tsarin, caji bisa lokacin sabis ko ƙarfin samar da hydrogen;
● Sabis na samar da hydrogen: Saka hannun jari kuma sarrafa tsarin, sayar da babban hydrogen mai tsafta ga abokan ciniki dangane da ainihin amfani{1}} yana rage matsin saka hannun jari na abokin ciniki.
Kwatanta fasahohin tsarkakewar hydrogen iri-iri
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Fasahar tsarkakewa ta hydrogen |
Ka'idodin mahimmanci |
Amfani |
Abubuwan da suka dace |
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Tsarin Rabuwar Membrane Hydrogen |
Zaɓar ruwan hydrogen ta hanyar membranes na polymer a ƙarƙashin bambancin matsa lamba |
Ƙarƙashin amfani da makamashi, ƙaramin tsari, saurin farawa{0}} sama |
An kashe matatun mai{0}}mayar da iskar gas, matsakaici{1}} tsarkakewar hydrogen masana'antu (H₂ maida hankali 30-90%) |
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Adsorption Swing Matsi (PSA) |
M adsorbents (kwayoyin sieves) zaɓaɓɓu suna adsorb ƙazanta, tare da matsa lamba don sabuntawa. |
Babban tsabtar hydrogen (Mafi girma ko daidai da 99.999%), aiki mai sassauƙa |
Karami zuwa babba - tsarkakewar hydrogen (H₂ maida hankali 50-95%), isar da sinadarin hydrogen |
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Cryogenic distillation |
Rabuwa dangane da bambancin wurin tafasa (H₂: -252.8 digiri; ƙazanta: mafi girman wuraren tafasa) ta hanyar sanyaya ƙananan zafin jiki |
Babban iya aiki, babban adadin dawowa |
Ultra{0}}manyan - samar da hydrogen (misali, iskar gas na gyaran shuke-shuke tare da H₂ Mafi girma ko daidai da 90%) |
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Sinadarin Sha |
Najasa (misali, CO₂, H₂S) suna amsawa tare da kaushi na sinadarai (amines, alkalis) don cirewa |
Ingantaccen ƙazanta mai ƙazanta, dace da iskar gas mai ƙazanta- |
Tsabtace hydrogen tare da babban abun ciki na acid acid (misali, iskar gas ɗin biomass tare da CO₂ Mafi girma ko daidai da 20%) |
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Karfe Hydride Adsorption |
Hydrogen yana adsorbed da ƙarfe hydrides (misali, LaNi₅) a ƙananan zafin jiki / matsa lamba, barewa a babban zafin jiki / ƙananan matsa lamba. |
Babban tsabtar hydrogen, aminci mai kyau |
Ƙananan ma'auni - akan - tsarkakewar hydrogen (misali, dakin gwaje-gwaje, ƙananan tsarin ƙwayoyin mai) |
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