Iyo electrolytichydrogenchigadzirwa chikwata chinosanganisira yakakwana seti yemvura electrolysishydrogenmidziyo yekugadzira, ine michina mikuru inosanganisira:
1. Electrolytic cell
2. Gasi mvura yekuparadzanisa mudziyo
3. Kuomesa uye kuchenesa hurongwa
4. Chikamu chemagetsi chinosanganisira: transformer, rectifier cabinet, PLC control cabinet, instrument cabinet, distribution cabinet, yepamusoro computer, etc.
5. Iyo yekubatsira sisitimu inonyanya kusanganisira: alkali solution tank, raw material water tank, make-up water pump, nitrogen cylinder/busbar, etc/ 6. Iyo yose yekubatsira system yemidziyo inosanganisira: pure water machine, chiller tower, chiller, air compressor, nezvimwewo
hydrogen neokisijeni inotonhorera, uye mvura inounganidzwa nemusungo wekudonha isati yatumirwa kunze kwekutonga kweiyo control system; Iyo electrolyte inopfuurahydrogenuye okisijeni alkali mafirita, hydrogen uye okisijeni alkali inotonhorera zvakateerana pasi pechiito chepombi yekutenderera, uyezve inodzokera kusero re electrolytic kuti iwedzere electrolysis.
Kudzvanywa kweiyo system kunodzorwa neiyo pressure control system uye differential pressure control system kuti isangane nezvinodiwa zvedownstream process uye kuchengetedza.
Iyo hydrogen inogadzirwa nemvura electrolysis ine zvakanakira kuchena kwepamusoro uye kusvibiswa kwakaderera. Kazhinji, tsvina muhydrogen gasi inogadzirwa nemvura electrolysis inongova okisijeni nemvura, pasina zvimwe zvikamu (izvo zvinogona kudzivisa chepfu yezvimwe zvinokonzeresa). Izvi zvinopa nyore kugadzira yakakwirira-kuchena hydrogen gasi, uye gasi rakacheneswa rinogona kusangana nemayero emagetsi giredhi maindasitiri magasi.
Iyo haidhirojeni inogadzirwa neiyo haidhirojeni yekugadzira unit inopfuura nemubhafa tank kuti igadzikane kushanda kwehurongwa uyezve kubvisa mvura yemahara kubva muhydrogen.
Mushure mekupinda mumudziyo wekuchenesa hydrogen, iyo haidrojeni inogadzirwa nemvura electrolysis inocheneswa zvakare, ichishandisa misimboti yecatalytic reaction uye molecular sieve adsorption kubvisa okisijeni, mvura, uye kumwe kusvibiswa kubva muhydrogen.
Midziyo yacho inogona kuseta otomatiki hydrogen kugadzira gadziriso system zvinoenderana nemamiriro chaiwo. Shanduko mukutakura gasi kunokonzeresa kuchinjika mukudzvinyirirwa kwetangi rekuchengetedza hydrogen. Iyo yekumanikidza transmitter yakaiswa pane tangi yekuchengetera inoburitsa 4-20mA siginecha kuPLC kuenzanisa neiyo yepakutanga seti kukosha, uye mushure mekushandura inverse uye kuverenga kwePID, inoburitsa chiratidzo che20-4mA kune inogadzirisa kabati kuti igadzirise saizi ye electrolysis ikozvino, nekudaro kuzadzisa chinangwa chekugadzirisa otomatiki yekugadzirwa kwehydrogen zvinoenderana nekuchinja kwemutoro wehydrogen.
Mhedzisiro chete mukugadzirwa kwehaidhirojeni nemagetsi emagetsi imvura (H2O), inoda kuramba ichipihwa mvura yakasvibira kuburikidza nepombi yekuzadza mvura. Nzvimbo yekuzadzazve iri pane hydrogen kana oxygen separator. Mukuwedzera, haidrojeni neokisijeni zvinoda kubvisa mvura shoma painosiya hurongwa. Midziyo ine mvura yakaderera inogona kushandisa 1L/Nm ³ H2, ukuwo michina mikuru inogona kudzikisira kusvika 0.9L/Nm ³ H2. Iyo sisitimu inoramba ichizadza mvura yakasvibirira, iyo inogona kuchengetedza kugadzikana kweiyo alkaline fluid level uye kusungwa. Inogonawo kuzadza mvura yakagadziriswa panguva yakakodzera kuchengetedza kusanganiswa kweiyo alkaline solution.
- Transformer rectifier system
Iyi sisitimu inonyanya kuve nemidziyo miviri, transformer uye rectifier cabinet. Basa rayo guru nderekushandura simba re10/35KV AC rinopiwa nemuridzi wepamberi-kumberi kuita simba reDC rinodiwa nesero re electrolytic, uye kupa DC simba kune electrolytic cell. Chikamu chesimba rinopihwa rinoshandiswa kukanganisa zvakananga mamorekuru emvura kuita haidrojeni neokisijeni, uye chimwe chikamu chinoburitsa kupisa, kunoitwa nealkali inotonhorera kuburikidza nemvura inotonhorera.
Mazhinji emagetsi emhando yemafuta. Kana akaiswa mumba kana mukati memudziyo, yakaoma-mhando transformers inogona kushandiswa. Ma transformer anoshandiswa kumagetsi emagetsi emagetsi ekugadzira hydrogen akakosha matransformer anoda kufananidzwa zvinoenderana nedata resero rega rega re electrolytic, saka iwo akagadziridzwa midziyo.
Parizvino, iyo inonyanya kushandiswa rectifier cabinet ndiyo thyristor type, iyo inotsigirwa nevagadziri vemidziyo nekuda kwekushandisa kwenguva refu, kugadzikana kwepamusoro, uye mutengo wakaderera. Nekudaro, nekuda kwechido chekugadzirisa midziyo yakakura-kumberi-kumagumo simba rinodzokororwa, iko kutendeuka kwesimba re thyristor rectifier makabati yakadzikira. Parizvino, vakasiyana-siyana vanogadziridza kabati vagadziri vari kuedza kutora itsva IGBT yekugadziridza makabati. IGBT yatove yakajairika mune mamwe maindasitiri akadai sesimba remhepo, uye zvinotendwa kuti IGBT yekugadziridza makabati ichave nebudiriro yakakosha mune ramangwana.
- Distribution cabinet system
Kabati rekugovera rinonyanya kushandiswa kupa simba kune akasiyana mativi ane mota mune yehydrogen okisijeni kupatsanurwa uye yekuchenesa sisitimu kuseri kwe electrolytic mvura hydrogen kugadzira michina, kusanganisira 400V kana inowanzonzi 380V midziyo. Iyo midziyo inosanganisira iyo alkali kutenderera pombi muhydrogen okisijeni yekuparadzanisa chimiro uye kugadzira-up mvura pombi mune yekubatsira system; Iyo magetsi emagetsi ekudziya waya mukuomesa uye yekuchenesa sisitimu, pamwe neanobatsira masisitimu anodiwa kune yese sisitimu yakadai semichina yemvura yakachena, machiller, air compressors, shongwe dzekutonhodza, uye kumashure-kumagumo hydrogen compressors, hydrogenation michina, nezvimwe. ., inosanganisirawo magetsi ekuvheneka, kutarisa, uye mamwe masisitimu echiteshi chose.
- Control system
Iyo control system inoshandisa PLC otomatiki kutonga. Iyo PLC inowanzo tora Nokia 1200 kana 1500, uye ine munhu-muchina wekudyidzana interface yekubata sikirini. Iko kushanda uye parameter kuratidzwa kwega yega sisitimu yemidziyo pamwe nekuratidzwa kwekutonga logic kunowanikwa pane yekubata skrini.
5. Alkali mhinduro kutenderera hurongwa
Iyi sisitimu inonyanya kusanganisira inotevera huru michina:
Hydrogen oxygen separator - Alkali mhinduro yekutenderera pombi - Vhuru - Alkali mhinduro sefa - Electrolytic cell
Maitiro makuru ndeaya anotevera: mhinduro yealkaline yakasanganiswa nehydrogen uye okisijeni muhydrogen okisijeni separator inoparadzaniswa negasi-mvura inoparadzanisa uye inodzokororwa kune alkaline mhinduro yekutenderera pombi. Iyo hydrogen separator uye okisijeni separator zvakabatana pano, uye alkaline mhinduro yekutenderera pombi inotenderera refluxed alkaline mhinduro kuvharuvhu uye alkaline mhinduro sefa kumucheto kumashure. Mushure mekunge sefa yaburitsa tsvina yakakura, mhinduro yealkaline inotenderedzwa mukati mesero re electrolytic.
6.Hydrogen system
Hydrogen gasi inogadzirwa kubva kudivi recathode electrode uye inosvika painoparadzanisa pamwe nealkaline solution circulation system. Mukati mekuparadzanisa, gasi rehydrogen rakareruka uye rakapatsanurwa pachisikigo kubva kune alkaline mhinduro, ichisvika kuchikamu chepamusoro chekuparadzanisa. Zvadaro, inopfuura nepapombi kuti iwedzere kupatsanurwa, yakanyoroveswa nemvura inotonhorera, uye inounganidzwa nedhip catcher kuti iwane kuchena kunosvika 99% isati yasvika kumashure-kumagumo ekuomesa uye yekuchenesa system.
Kubuda: Kubviswa kwehaidhirojeni gasi kunonyanya kushandiswa panguva dzekutanga-up nekuvhara, mashandiro asina kujairika, kana kuchena kusingaenderane nezviyero, pamwe nekugadzirisa matambudziko.
7. Okisijeni system
Nzira yeokisijeni yakafanana neyehydrogen, kunze kwekuti inoitwa muzvikamu zvakasiyana.
Kubvisa: Parizvino, mapurojekiti mazhinji anoshandisa nzira yekubvisa oxygen.
Kushandiswa: Kukosha kwekushandisa kweokisijeni kunongoreva muzvirongwa zvakakosha, senge maapplication anogona kushandisa ese hydrogen uye yakakwirira-kuchena okisijeni, senge fiber optic vagadziri. Kune zvakare mamwe mapurojekiti makuru akachengetera nzvimbo yekushandiswa kweokisijeni. Mamiriro ekushandiswa kwemashure ndeekugadzirwa kweokisijeni yemvura mushure mekuomeswa nekucheneswa, kana yeokisijeni yekurapa kuburikidza nemasisitimu ekuparadzira. Nekudaro, iko kurongeka kwemamiriro ekushandiswa aya kuchiri kuda kumwe kusimbiswa.
8. Kutonhora kwemvura system
Iyo electrolysis process yemvura ndeye endothermic reaction, uye iyo haidhirojeni yekugadzira maitiro inofanirwa kupihwa nesimba remagetsi. Nekudaro, simba remagetsi rinopedzwa mumvura ye electrolysis process rinopfuura theoretical heat absorption yemvura electrolysis reaction. Mune mamwe mazwi, chikamu chemagetsi anoshandiswa musero re electrolysis inoshandurwa kuita kupisa, iyo inonyanya kushandiswa kupisa iyo alkaline solution circulation system pakutanga, kusimudza tembiricha yealkaline solution kune inodiwa tembiricha ye90 ± 5. ℃ yemidziyo. Kana iyo electrolysis sero ikaramba ichishanda mushure mekusvika payakayerwa tembiricha, kupisa kunogadzirwa kunofanirwa kuitwa nemvura inotonhorera kuchengetedza tembiricha yakajairika ye electrolysis reaction zone. Kupisa kwepamusoro munzvimbo ye electrolysis reaction zone kunogona kuderedza kushandiswa kwesimba, asi kana tembiricha yakanyanyisa, diaphragm yekamuri ye electrolysis ichakuvadzwa, izvo zvichakanganisawo kushanda kwenguva refu kwemidziyo.
Iyo yakanyanya tembiricha yekushandisa yechigadzirwa ichi inodiwa kuti ichengetedzwe isingapfuure 95 ℃. Pamusoro pezvo, iyo hydrogen neokisijeni inogadzirwa inodawo kutonhodzwa uye kubviswa humidity, uye mvura-yakatonhodzwa thyristor rectifier mudziyo zvakare wakashongedzerwa nemapaipi anotonhodza anodiwa.
Muviri wepombi wemidziyo mikuru inodawo kubatanidzwa kwemvura inotonhorera.
- Nitrogen yekuzadza uye nitrogen yekuchenesa system
Usati wagadzirisa uye kushandisa chishandiso, bvunzo yenitrogen tightness inofanira kuitwa pahurongwa. Pamberi pekutanga kwekutanga, zvinodikanwawo kuchenesa gasi chikamu chegadziriro nenitrogen kuona kuti gasi riri munzvimbo yegasi pamativi ese ehydrogen neokisijeni iri kure nekubvira uye kuputika.
Mushure mekunge michina yavharwa, iyo yekudzora system inongo chengetedza kudzvanywa uye kuchengetedza imwe huwandu hwehydrogen uye okisijeni mukati mehurongwa. Kana kumanikidzwa kuchiripo panguva yekutanga, hapana chikonzero chekuita chiito chekuchenesa. Nekudaro, kana kudzvanywa kwakadzikiswa zvachose, chiito chekuchenesa nitrogen chinoda kuitwa zvakare.
- Hydrogen drying (kuchenesa) system (kusarudza)
Iyo hydrogen gasi yakagadzirwa kubva kumvura electrolysis inobviswa humidified neyakafanana dryer, uye pakupedzisira inocheneswa ne sintered nickel chubhu sefa kuti iwane yakaoma hydrogen gasi. Zvinoenderana nezvinodiwa nemushandisi zvechigadzirwa hydrogen, sisitimu inogona kuwedzera mudziyo wekuchenesa, unoshandisa palladium platinum bimetallic catalytic deoxygenation yekunatswa.
Iyo hydrogen inogadzirwa nemvura electrolysis hydrogen yekugadzira unit inotumirwa kune hydrogen yekuchenesa unit kuburikidza nebuffer tank.
Iyo hydrogen gasi inotanga kupfuura nepakati peiyo deoxygenation tower, uye pasi pechiito checatalyst, iyo okisijeni mugasi rehydrogen inopindirana neiyo hydrogen gasi kugadzira mvura.
Maitiro ekuita: 2H2+O2 2H2O.
Zvadaro, gasi rehydrogen rinopfuura nepakati pehydrogen condenser (inotonhodza gasi kuti inyungurudze mhute yemvura mumvura, iyo inobuda kunze kwehurongwa kuburikidza nemuunganidzi) uye inopinda mushongwe yeadsorption.
Nguva yekutumira: Zvita-03-2024
