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Hydrogen Recovery Plant PSA Hydrogen Purification Plant (PSA-H2Cog)

  • Khoom noj khoom haus: H2-Nrog Gas Mixture
  • Muaj peev xwm ntau: 50 ~ 200000Nm³ / h
  • H2purity: Feem ntau 99.999% los ntawm vol.(xaiv tau 99.9999% los ntawm vol.) & Ua tau raws li cov qauv ntawm hydrogen roj cell
  • H2muab siab: raws li tus neeg yuav tsum tau muaj
  • Kev Ua Haujlwm: Tsis siv neeg, PLC tswj
  • Utilities: Cov kev siv hauv qab no yuav tsum muaj:
  • Instrument Cua
  • Hluav taws xob
  • Nitrogen
  • Hluav taws xob

Khoom Taw Qhia

Txheej txheem

Daim ntawv thov

Txhawm rau rov ua dua tshiab H2los ntawm H2-nplua nuj roj sib xyaw xws li hloov roj, roj refined, roj ib nrab dej, lub nroog roj, coke-kub roj, fermentation gas, methanol tail gas, formaldehyde tail gas, FCC qhuav roj ntawm cov roj refinery, hloov tail gas thiab lwm yam roj qhov chaw. nrog H2.

Nta

1. TCWY mob siab rau tsim thiab tsim kom muaj txiaj ntsig zoo siab Swing Adsorption Cog nrog kev ua haujlwm siab.Raws li cov neeg siv khoom 'cov kev cai tshwj xeeb thiab cov yam ntxwv tsim khoom, cov phiaj xwm tsim nyog tshaj plaws, cov txheej txheem txheej txheem, hom adsorbents thiab kev faib ua feem yog muab los ua kom cov txiaj ntsig zoo ntawm cov roj thiab kev ntseeg siab ntawm qhov ntsuas.

2. Nyob rau hauv txoj kev npaj ua haujlwm, kev paub tab thiab qib siab tswj software pob tau txais los ua kom zoo dua lub sijhawm adsorption, uas ua rau cov nroj tsuag ua haujlwm hauv hom kev lag luam rau lub sijhawm ntev thiab tsis pub muaj kev cuam tshuam ntawm cov txheej txheem thiab kev ua haujlwm tsis zoo ntawm cov neeg ua haujlwm. .

3. Ua tuab filling thev naus laus zis yog sussorbents yog saws ntxiv cov chaw tuag ntawm txheej txaj thiab nce kev rov ua haujlwm ntawm cov khoom siv tau zoo.

4. Lub neej ntev ntawm peb cov PSA programmable li qub nrog cov thev naus laus zis tshwj xeeb yog siab dua 1 lab lub sijhawm.

(1) Cov txheej txheem adsorption

Feed Gas nkag mus rau ntauwd adsorption los ntawm lub hauv qab ntawm lub pej thuam (Ib tug los yog ob peb ib txwm nyob rau hauv lub xeev ntawm adsorbing).Los ntawm kev xaiv adsorption ntawm ntau yam adsorbents ib tom qab ib qho, cov impurities yog adsorbed thiab un-adsorbed H2 ntws tawm ntawm sab saum toj ntawm ntauwd.

Thaum txoj hauj lwm rau pem hauv ntej ntawm huab hwm coj hloov chaw (adsorption rau pem hauv ntej txoj hauj lwm) ntawm cov adsorption impurity mus txog rau qhov tawm tseg seem ntawm lub txaj txheej, tua tawm lub valve ntawm pub roj thiab lub qhov hluav taws xob valve ntawm cov khoom roj, nres adsorption.Thiab tom qab ntawd lub txaj adsorbent hloov mus rau cov txheej txheem tsim dua tshiab.

(2) Equal Depressurization

Tom qab cov txheej txheem adsorption, raws li cov kev taw qhia ntawm adsorption muab siab dua-siab H2 ntawm adsorption ntauwd mus rau lwm qhov qis siab adsorption ntauwd uas tau ua tiav kev tsim dua tshiab.Tag nrho cov txheej txheem tsis yog tsuas yog depressurization txheej txheem, tab sis kuj yog cov txheej txheem rau recovering H2 ntawm txaj tuag qhov chaw.Cov txheej txheem suav nrog ob peb zaug ntawm kev sib npaug ntawm kev nyuaj siab, yog li H2 rov qab tuaj yeem ua kom tiav.

(3) Pathwise Pressure Release

Tom qab sib npaug ntawm cov txheej txheem depressurization, raws li cov kev taw qhia ntawm adsorption cov khoom H2 nyob rau sab saum toj ntawm lub adsorption ntauwd tau rov qab los sai sai rau hauv txoj kev siab tso pa roj tank (PP Gas Buffer Tank), qhov no ntawm H2 yuav raug siv los ua cov khoom siv hluav taws xob ntawm cov adsorbent. kev nyuaj siab.

(4) Reverse Depressurization

Tom qab pathwise siab tso tawm txheej txheem, lub adsorption rau pem hauv ntej txoj hauj lwm tau mus txog qhov tawm ntawm lub txaj txheej.Lub sij hawm no, lub siab ntawm adsorption ntauwd yog txo mus rau 0.03 barg los yog li ntawd nyob rau ntawm adsorption adsorption tsis zoo, ntau npaum li cas ntawm cov adsorption impurities pib desorbed los ntawm adsorbent.Qhov thim rov qab depressurization desorbed gas nkag mus rau hauv lub tank gas buffer thiab sib tov nrog cov purging regeneration gas.

(5) Kev tshem tawm

Tom qab rov qab cov txheej txheem depressurization, txhawm rau kom tau txais kev rov ua tiav ntawm adsorbent, siv cov hydrogen ntawm txoj kev siab tso cov pa roj tank ntawm qhov tsis zoo ntawm adsorption los ntxuav lub adsorption txaj txheej, ntxiv txo qis qis, thiab cov adsorbent tuaj yeem ua tiav. regenerated, cov txheej txheem no yuav tsum tau qeeb thiab ruaj khov kom cov txiaj ntsig zoo ntawm kev tsim dua tshiab tuaj yeem ua kom ntseeg tau.Purging regeneration gas kuj nkag mus rau blowdown tail gas buffer tank.Tom qab ntawd nws yuav raug xa tawm ntawm lub roj teeb txwv thiab siv los ua roj.

(6) Sib npaug Repressurization

Tom qab purging cov txheej txheem rov tsim dua tshiab, siv H2 siab dua los ntawm lwm qhov adsorption ntauwd kom rov ua kom lub adsorption ntauwd nyob rau hauv lem, cov txheej txheem no cuam tshuam nrog cov txheej txheem sib npaug-depressurization, nws tsis yog tsuas yog cov txheej txheem ntawm kev txhawb zog siab, tab sis kuj yog txheej txheem ntawm kev rov qab H2. nyob rau hauv lub txaj tuag qhov chaw ntawm lwm yam adsorption ntauwd.Cov txheej txheem suav nrog ob peb zaug ntawm cov dej ntws sib npaug-repressure txheej txheem.

(7) Khoom Gas zaum kawg Repressurization

Tom qab ob peb zaug sib npaug ntawm cov txheej txheem repressurization, txhawm rau hloov lub adsorption ntauwd rau cov kauj ruam adsorption tom ntej tsis tu ncua thiab xyuas kom cov khoom purity tsis hloov pauv, nws yuav tsum siv cov khoom H2 los ntawm kev tswj lub valve kom nce siab ntawm adsorption ntauwd rau adsorption siab. maj mam thiab tsis tu ncua.

Tom qab cov txheej txheem, cov adsorption yees ua tiav tag nrho "adsorption-regeneration" lub voj voog, thiab ua rau kev npaj rau adsorption tom ntej.