Sidee loo dabaqayaa neefsashada anaerobic ee lagu daweeyo daaweynta bullaacadda bulaacadaha?
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Sidee loo dabaqayaa neefsashada anaerobic ee lagu daweeyo daaweynta bullaacadda bulaacadaha?

Muuqaallada: 222     Qoraa: Carie waxay daabacdaa waqti: 2025-03-22 asal ahaan: Goob

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Meheradda waxa ku jira

1. Sayniska neefsashada anaerobic ee daaweynta bullaacadda

>> Marxaladaha ugu muhiimsan ee dheefshiidka anaerobic

>>> Hydrolysis

>>> Aurdogenesiss

>>> Acetogesensis

>>> Methaningenisis methanogenis

2. Codsiyada ku jira daaweynta casriga ah

>> Dhirta biyaha ee degmada

>>> Daraasadda kiiska: Hododon Daawada Raaliyaha Shaashadda (UK)

>>> Daraasadda kiiska: warshad squinney (USA)

>> Daaweynta Gaarka ah ee Warshadaha

>>> Ku-tiirsanaanta bustaha jilicsan ee bustaha (UASB)

>>> Xuubka anaerobic xuubka birtaactos (Andbr)

3. Faa'iidooyinka iyo caqabadaha

>> Faa'iidooyinka

>> Caqabadaha

4. Cusbooneysiinta farsamada

>> Hababka ka-hortagga ee horumarsan

>> Korjoogteynta smart ee smart

>> Wada dheef-shiidka

5. Daraasadda kiiska: dheef-shiidka sare ee Veolia ee qaansheegadka weyn

Gabagabo

Warqad maqas

>> 1. Sidee heerkulka u saameeyaa dheefshiidka anaerobic?

>> 2. Nidaamyada anaerobic ma maarayn karaa kiimikooyinka sunta ah?

>> 3. Waa maxay qaabka noolaha caadiga ah?

>> 4. Sidee loo dheefshiido lagu maareeyaa?

>> 5. Waa maxay nolosha nolosha usb-ga?

Neefsashada anaerobic waa astaanta guud ee Daaweynta bulaacadaha waara , u beddelashada qashinka dabiiciga ah tamarta la cusbooneysiin karo iyo yareynta waxyeelada deegaanka. Maqaalkani wuxuu sahamiyaa mabaadi'da sayniska, codsiyada casriga ah, iyo hal-abuurka, oo ay taageerayaan daraasadaha kiis iyo aragtiyo la taaban karo.

1. Sayniska neefsashada anaerobic ee daaweynta bullaacadda

Neefsashada anaerobic wuxuu u oggolaanayaa mootoorwaniess in ay ka soo baxaan arinta dabiiciga ah iyada oo aan lahayn oksijiin, oo soo saara biogas (methane iyo kaarboon dioxide) iyo xasilinta weelka. Hawshani waa 20-30% tamar badan oo tamar badan ka badan hababka aerobic.

Sidee neefsashada anaerobic lagu dabaqayo daaweynta bullaacadda-_2

Marxaladaha ugu muhiimsan ee dheefshiidka anaerobic

Hydrolysis

Bogamers-ka adag (borotiinno, lipids, karbohaydraytyo) ayaa loo kala qaybiyaa monomesers (sonkorta, amino acids). Bakteeriyada hydrolytic sida ku-meel-gaarka ah iyo bakteeriyada waxay xukumaan wejigan.

- Saamaynta: Waxay yareysaa cabirka walxaha 40-60%, taasoo u oggolaaneysa in si dhakhso leh looga hawl galo.

Aurdogenesiss

Bakteeriyada aashitada (tus.

- Arrinta halista ah

Acetogesensis

Acetogens (tus. Wejigan wuxuu u baahan yahay iskaashi-ciyaarista hydrogen-ka-haynta ah si ay u ilaashadaan cadaadiska qayb ahaan qayb yar.

Methaningenisis methanogenis

Methaningenic Archiea (methanosararcina, methanothix) methabolize acetate (70% metheane) iyo h₂ / co₂ (30% methane) galay biogas.

Xaaladaha Fiican:

- Heerkulka: 35-40 ° C (Memophilic) ama 50-55 ° C (thatmophilic)

- ph: 6.8-7.5

- Waqtiga Laydhka: 15-30 maalmood

Natiijooyinka:

- 60-70% kaarboon dabiici ah oo loo beddelay biogas.

- 90% dhimista cudurada (sida, e. coli, ukunta Helinth).

2. Codsiyada ku jira daaweynta casriga ah

Dhirta biyaha ee degmada

Dhirta degmooyinka ee degmadu waxay u isticmaashaa dheef-shiidka anaerobic si ay ula dhaqanto burburka aasaasiga ah (adag oo adag) iyo scludge sare (biomass firfircoon). Tusaalooyinka muhiimka ah:

Daraasadda kiiska: Hododon Daawada Raaliyaha Shaashadda (UK)

Awood

Teknolojiyadda: Hydrolysis-ka kuleylka (Nidaamka Cambi) wuxuu daaweynayaa jahwareerka 165 ° C oo kordhaya soosaarka biogas 30%.

Wax soo saar:

- 11 mw oo koronto ah maalin kasta.

- 8,000 tan / sanadkii fasalka fasalka noolaha biololids ee dhul-beereed.

Daraasadda kiiska: warshad squinney (USA)

- Dheef-shiidka: 12 dheefshiisa mesophilic (30 maalmood oo haynta ah).

- Isticmaalka biogas: Awoodaha 40% ee baahiyaha tamarta ee geedka, oo u dhiganta in laga saaro 25,000 baabuur oo ka soo baxa waddooyinka sannad walba.

Daaweynta Gaarka ah ee Warshadaha

Warshadaha leh xamuul aad u dabiici ah waxay korsadaan nidaamyada anaerobic si loo jaro kharashyada ayna ka soo baxaan qawaaniinta siideynta.

Ku-tiirsanaanta bustaha jilicsan ee bustaha (UASB)

Makaanikada: Biyaha wasakhda ah ayaa kor ugu qulqulaya sariir jilicsan oo granular (1-3 mm walxaha). Microbes-ka ayaa sameeya biofilms oo hoos u dhigista xarkaha (kiimikada oksijiinta kiimikada) oo 70-90%.

Codsiyada:

- Kuwo Breage (Heineken, Brazil): Waxay gaadhaysaa 85% ka saarida COD.

- Mills saliida Palm (Malaysia): Waxay yareysaa COD 50,000 mg / l ilaa 5,000 mg / l.

Xuubka anaerobic xuubka birtaactos (Andbr)

- Faa'iido: Isku-darka dheefshiidka anaerobic ee leh xuubka ulaha ah si loo ilaaliyo biomass-ka iyo hagaajinta tayada waxtarka leh.

- Waxqabadka: Gaarka ah> 95% Codsiga COD ee laga saarayo saacadaha haynta hydralic (hrt) sida 6 saacadood.

Sidee neefsashada anaerobic ah loo adeegsado daaweynta bullaacadda-bullaacadda-_1

3. Faa'iidooyinka iyo caqabadaha

Faa'iidooyinka

- Soo-kabashada Tamarta: Beeraha biogas 50-100% ee baahiyaha tamarta dhirta.

- Yaraynta sludge

- Siideyn nafaqo yar

Caqabadaha

- Xakamaynta heerkulka: kuleylka kuleylka ilaa 35-40 ° C wuxuu cunaa 20-30% wax soo saarka noolaha ee ku saabsan cimilada qabow.

- Xakamaynta

- Kobaca yar oo kobaca yar-yar ah

4. Cusbooneysiinta farsamada

Hababka ka-hortagga ee horumarsan

1. Goobta korantada ee la jeexjeexay (PEF): carqaladeeya xuubka unugyada ee adeegsanaya gubashada korantada gaagaaban, kordhinta biodefidedaad-daad ahaan 25%.

2. Kala-sooca Ultrasonic: Kala-sooc: mowjadaha dhawaaqa (20-40 khz) lyse scludge flocs, kor u qaadista heerarka hydrolysis.

Korjoogteynta smart ee smart

- Dareemayaal: Raadinta waqtiga-dhabta ah ee PH, VFAs, iyo halabuurka noolaha.

- ai algorithms: saadaaliso waxyaabaha ku jira oo kor u qaadaya jadwalka quudinta (tus., Vetia's aquavista ™).

Wada dheef-shiidka

Isku-darka bulaacadaha wasakhda leh ee ku jirta sunta tamarta sare waxay wanaajisaa soosaarka biogas:

- Qashinka cuntada: Waxay kordhisaa wax soo saarka methane 40-60%.

- Dufanka / saliidaha / dufanka (fold): Soosaarista soosaarka biogas ka soo dhasho 400 m 3/ tan illaa 1,200 m³ / tan. / Ton.

5. Daraasadda kiiska: dheef-shiidka sare ee Veolia ee qaansheegadka weyn

- Hydrolysis-ka kuleylka

Dheef-shiidida:

- 4 dheef-shiidka (4,500 m 3 midkiiba) oo ka shaqeeya 38 ° C.

- Soosaarka biogas: 12 m 3/ kg vs (adkaanta adkaha ah), 40% ka sarreeya nidaamyada caadiga ah.

Wax soo saar:

- 5.6 MW korantada oo loo dhoofiyay grid.

- 15,000 tan / sanadkii oo bilogen-ka-bilaa-bislaado.

Gabagabo

Neefsashada anaerobic wuxuu kaqeybgaliyaa daaweynta bullaacadda wasakhda ah iyadoo loo beddelayo qashinka kheyraadka. Iyada oo la adeegsanayo hal-abuurnimo ee ka-hortagga, kormeerka, iyo wada dheeybka, howshu waxay gaareysaa dhexdhexaadnimada tamarta, waxayna yareysaa uumi-baxayaasha cagaaran, waxayna taageertaa dhaqaalaha wareega. Is dhexgalka mustaqbalka ee wax soo saarka hydrogen iyo qabatinka kaarboonka ayaa sii kordhin doonta joogtaynta.

Sidee neefsashada anaerobic lagu dabaqay daaweynta bullaacadda-_3

Warqad maqas

1. Sidee heerkulka u saameeyaa dheefshiidka anaerobic?

Nidaamyada Memophilic (35 ° C) waxay bixiyaan deganaansho, halka sicelo-biyo-hergophilic (55 ° C) dheefshiirta ay si dhakhso ah uga shaqeeyaan laakiin u baahan tamar badan.

2. Nidaamyada anaerobic ma maarayn karaa kiimikooyinka sunta ah?

Biraha xadidan-xadidan iyo antibiyootig antibiyootig ah ayaa xannibaya microbes-ka. Ka-hortagga (tusaale, adssorinption, oksilation) ayaa badanaa loo baahan yahay.

3. Waa maxay qaabka noolaha caadiga ah?

60-70% methane, 30-40% Co₂, iyo raadadka H₂s. Kordhinta Co₂ ee shidaalka gaariga (RNG).

4. Sidee loo dheefshiido lagu maareeyaa?

Siiya ilaa 20-30% cunnooyinka adkaha ah, ka dib marka la dabaqo, ayaa la soo saaray, ama la isxiyey.

5. Waa maxay nolosha nolosha usb-ga?

20-25 sano oo taageero sax ah. Dheerta graranular wuxuu u baahan karaa dib u buuxin 5-8 sano kasta.

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