Biogas Purification System

Biogas purification technology, cov txheej txheem thiab cov khoom siv yog ib qho tseem ceeb txuas hauv cov txheej txheem ntawm kev siv biogas, aiming los txhim kho cov purity thiab muaj biogas kom tau raws li cov kev xav tau ntawm ntau qhov chaw.

Cov txheej txheem biogas purification muaj xws li cov txheej txheem ntawm pressurization, pom, lom desulfurization, deoxygenation, absorption, lub cev qhuav dej, compression thiab canning, thiab nws cov khoom siv muaj xws li kiv cua rau conveying biogas, thawj lim, ib tug lom desulfurization tank, ib tug deoxygenation ntaus ntawv, a thawj compressor rau nce cua siab nyob rau hauv lub ndlwg channel, ib tug buffer tank, packing ntauwd rau absorbing carbon dioxide thiab hydrogen sulfide, ib tug txias tshuab ziab khaub ncaws, ib tug ruaj txaj dehydration ntaus ntawv, ib tug thib ob compressor rau compressing lub purified biogas, thiab purified gas. cia tank, uas txuas nrog nyob rau hauv ib theem zuj zus.

Biogas purification thev naus laus zis thiab txheej txheem feem ntau suav nrog peb pawg: tshuaj lom neeg nqus, ntxuav lub cev thiab tshem tawm lom.

Chemical absorption txoj cai: tshuaj absorbents yog siv los ua tshuaj lom neeg nrog impurities hauv biogas kom tshem tawm impurities.

Lub hauv paus ntsiab lus ntawm kev ua kom huv lub cev: cov khoom sib txawv yog sib cais los ntawm kev siv cov sib txawv adsorption quab yuam ntawm adsorbents ntawm cov roj sib txawv nyob rau hauv cov xwm txheej sib txawv.

Lub hauv paus ntsiab lus ntawm kev lim dej lom neeg: impurities hauv biogas raug tshem tawm los ntawm cov metabolism ntawm cov kab mob.

Cov txheej txheem ntau: lom desulfurization, lom decarbonization, thiab lwm yam. Los ntawm cultivating tej microbial pej xeem, lawv hnov ​​nrog impurities nyob rau hauv biogas kom tshem tawm impurities.

Cov txheej txheem lom desulfurization dav dav nyob rau hauv daim ntawv ntawm cov tshuaj lom neeg lim dej thiab cov lim dej lim dej lom neeg muaj feem cuam tshuam rau kev txhaws ntawm cov tshuaj sulfur. Cov txheej txheem lom neeg desulfurization muab los ntawm peb lub tuam txhab tuaj yeem zam qhov xwm txheej saum toj no thiab yog txheej txheem ruaj khov thiab txhim khu kev qha.

Cov txheej txheem lom neeg desulfurization tuaj yeem muab faib ua peb pawg:

① desulfurization ntxhua khaub ncaws;

② ntxuav cov kua roj ntsha (reuse) chav tsev;

③ Elemental sulfur cais chav tsev.

Desulfurization ntxuav: Alkaline lom tshuaj ntxuav kua yog txau los ntawm sab saum toj ntawm lub tshuab ntxhua khaub ncaws thiab countercurrently tiv tauj nrog cov sulfur-muaj compound (tsuas yogH₂S) Gas qhov chaw nkag los hauv qab ntawm lub tsev ntxhua khaub ncaws. Txij li thaum lub regenerated lom ntxuav kua muaj polythionate tshuaj nrog desulfurization catalytic nyhuv,H₂Stuaj yeem nqus tau zoo thiab tshem tawm kom huv si.

Lub tshuab hluav taws xob tsim hluav taws xob: Cov kua nplua nuj uas muaj sulfide ntws mus rau hauv lub tshuab hluav taws xob tsim hluav taws xob los ntawm hauv qab ntawm lub tshuab ntxhua khaub ncaws. Los ntawm kev kho cov kab mob lom ntawm desulfurization microorganisms, cov kua dej ntxuav cov tshuaj lom neeg yog rov tsim dua tshiab thiab alkalinity rov qab los. Tom qab ntawd nws yog pumped rau hauv thawj chav tsev ntxhua khaub ncaws rau rov siv dua.

Elemental sulfur sib cais: Elemental sulfur yog sib cais los ntawm cov kab mob lom desulfurization nyob rau hauv daim ntawv ntawm cov nag lossis daus los ntawm elemental sulfur separator, thiab cov kua ntshiab tom qab kev sib cais yog rov qab mus rau bioregeneration reactor. Cov txheej txheem lom neeg desulfurization, qhov zoo tshaj plaws, tsis tsim cov pa phem.

Cov khoom siv biogas purification feem ntau suav nrog cov khoom siv desulfurization, cov khoom siv lub cev qhuav dej, cov cuab yeej pom zoo thiab kev tswj xyuas.

(1) Scrubber

Vim yog cov yam ntxwv ntawm alkaline txhuam cov kua, cov khoom siv ntawm cov tshuaj txhuam hniav yog FRP (iav fiber reinforced yas). Tus naj npawb ntawm cov tshuab ntxhua khaub ncaws: 1; Loj: ø1400mm * 17500mm (H);

Cov chaw muaj feem xyuam hauv cov pej thuam suav nrog: cov khoom ntim sab hauv, lub nozzle, cov yeeb nkab txhuam, cov khoom siv txhawb nqa, dej distributor, defoaming spray device, defoamer, thiab lwm yam.

Cov chaw pabcuam suav nrog: lub hauv paus thiab H steel ua haujlwm platform.

(2) Regeneration reactor

Tom qab lub tshuab ntxhua khaub ncaws absorbs hydrogen sulfide nyob rau hauv lub ntxhua khaub ncaws ntauwd, lub absorbed hydrogen sulfide yog hloov mus rau hauv cov tshuaj sulfur los ntawm kev tswj cov txheej txheem oxidation nyob rau hauv lub bio regeneration reactor. Cov ntsuas yuav tsum tau tswj nyob rau hauv lub reactor thaum lub sij hawm kev kho mob yog: pH, kub, redox peev xwm, thiab conductivity.

Yog li ntawd, nyob rau hauv tus txheej txheem los ntawm lub ntauwd ntxhua khaub ncaws mus rau lub lom regeneration reactor, nws yog tsim nyog los ntxiv: dej thiab alkali poob nyob rau hauv cov txheej txheem ntawm cov roj nqa tawm thiab tso tawm elemental leej faj, cov as-ham xav tau los ntawm cov kab mob, thiab ib co ntawm cov pa oxygen (kev cais tawm. los ntawm cov pa roj) kom tswj tau lub peev xwm redox.

Qhov loj me ntawm cov khoom siv roj ntsha reactor yog: ø3800 * 6000mm (H) 1 unit;

Khoom siv: FRP, auxiliary chaw suav nrog: aerator, degassing tank, defoaming spray device, thiab lwm yam.

(3) Phaj kub exchanger

Vim muaj kev hloov pauv huab cua thiab tso tawm cov roj ntsha hauv lub zog, qhov kub thiab txias hauv bioregeneration reactor tuaj yeem tshaj qhov kub uas cov kab mob tuaj yeem tiv taus. Lub phaj kub exchanger yuav tsum tau ua kom txias cov kua ntxhua.

(4) Sedimentator

Lub luag haujlwm ntawm lub ntsiab lus sulfur precipitator yog cais cov hlau sulfur thiab tswj cov sulfur tshuav ntawm cov kua ntxhua.

Elemental sulfur precipitator yog ua los ntawm FRP; nws yog txawm peem rau nrog ib tug jacketed sedimentation cheeb tsam, qhia phaj, internal yeeb nkab fittings, thiab lwm yam.

(5) Lub tshuab ntxhua khaub ncaws

Lub tshuab nqus dej twj tso kua mis rau cov kua dej ntxuav: cov khoom siv: twj tso kua mis / impeller s316;

(6) Aeration ntxuam (hauv paus blower)

Cov khoom siv thauj khoom xaiv lub hauv paus tshuab tshuab rau biogas pressurization, uas yog siv los sau cov pa me me rau hauv bioregeneration reactor. Nws raug tswj los ntawm PLC. Muaj 2 kiv cua, ib qho rau siv thiab ib qho rau thaub qab.

(7) Lwm tus

Yuav tsum tau configuration: 2 nutrient tov metering twj; 2 ntxiv alkali metering twj; 2 lub twj tso kua mis sulfur sludge (1 rau siv thiab 1 rau thaub qab) (pneumatic diaphragm twj);

1 ntsuas twj rau siv thiab 1 rau thaub qab, 2 nyob rau hauv tag nrho; tag nrho cov tswj tau los ntawm PLC.

Kev ua haujlwm ntawm cov khoom siv lub cev qhuav dej: tshem tawm cov dej vapor los ntawm biogas thiab txhim kho tus nqi calorific thiab stability ntawm biogas.

Hom hom: condenser, ziab ntauwd, thiab lwm yam.

Kev ua haujlwm ntawm cov cuab yeej pom zoo: tshem tawm cov khoom me me thiab cov impurities ntawm biogas thiab ntxiv txhim kho cov purity ntawm biogas.

Hom hom: zoo lim, lim, thiab lwm yam.

Nta: cov cuab yeej pom zoo feem ntau siv cov khoom siv lim dej zoo, uas tuaj yeem tshem tawm cov impurities thiab cov khoom hauv biogas.

Lub luag haujlwm ntawm kev tswj hwm qhov system: saib xyuas thiab kho cov xwm txheej ua haujlwm ntawm tag nrho biogas purification system kom muaj kev nyab xeeb thiab ruaj khov ntawm lub kaw lus.

Muaj xws li: sensors, controllers, actuators, thiab lwm yam.

Tag nrho cov kev kho biogas yog tswj los ntawm PLC. PLC tswj qhov system siv Siemens s 7-1500 series. Chaw nres tsheb ua haujlwm tswj cov txheej txheem biogas hauv lub sijhawm tiag tiag thiab sau cov ntaub ntawv los ntawm SCADA. Lub ntsiab tsis xws li kub, ntws, siab, qib kua, conductivity, txo qhov peev xwm, thiab lwm yam, kuj saib xyuas, tso saib thiab tswj cov xwm txheej ntawm cov khoom ntsuas (xws li regeneration reactor, lub cev muaj zog, thiab lwm yam).

Txhua lub cuab yeej tuaj yeem tswj tau nyob deb, thiab cov txheej txheem tsis tuaj yeem teeb tsa los ntawm kev ua haujlwm sib raug. Cov cuab yeej ntsuas saum toj no thiab cov khoom siv khiav tuaj yeem tswj tau ntawm qhov chaw. Nyob rau tib lub sijhawm, cov txheej txheem kev ua haujlwm cov ntaub ntawv sau thiab sau cia tau pom, uas yog qhov yooj yim rau cov neeg siv los txheeb xyuas cov txheej txheem kev ua haujlwm hauv lub sijhawm.

Cov khoom sib xyaw: siv rau kev sib xyaw thiab homogenizing raw khoom, feem ntau muab faib ua ob pawg, paddle tov khoom thiab submersible tov khoom.

Lub tshuab tshuaj ntsuam: siv los tshem tawm cov khib nyiab loj hauv cov ntaub ntawv raw kom tsis txhob txhaws ntawm cov khoom siv tom ntej.

Pub lub twj tso kua mis: siv los nqa cov ntaub ntawv raw mus rau cov chaw tsim kho tom ntej kom ntseeg tau tias kev thauj mus los zoo ntawm cov khoom siv raw.

Biogas chav boiler: siv rau cua sov thiab kev txuag hluav taws xob kev kho mob ntawm biogas tej yaam num los xyuas kom meej lub sij hawm ntev ib txwm roj zus tau tej cov biogas tej yaam num.

Solid-kua separator: siv los dehydrate thiab concentrate biogas residues kom txo qhov ntim thiab qhov hnyav ntawm biogas residues.

 

Biogas purification thev naus laus zis yog siv hauv kev kho cov khib nyiab ua liaj ua teb, cov dej khib nyiab hauv nroog thiab kev kho cov dej phwj hauv nroog, cov tsiaj txhu thiab nqaij qaib ua liaj ua teb, kev ua liaj ua teb thiab cov khoom lag luam, cov chaw siv hluav taws xob biogas, cov chaw pov tseg thiab lwm yam xwm txheej. Nws tsis tsuas yog pab kom ua tiav kev siv lub zog ruaj khov thiab txo qis kev vam khom ntawm fossil fuels, tab sis kuj tseem tiv thaiv ib puag ncig thiab txhawb nqa kev siv cov khoom pov tseg.

 

Cim npe nrov: Tuam Tshoj biogas purification system manufacturers, lwm tus neeg, Hoobkas