Si aad u doorato warbaahinta saxda ah ee sariirta noolaha ee dhaqaaqa codsiyadaada biyaha wasakhda ah, waxaad u baahan doontaa inaad tixgeliso dhowr arrimood oo kala duwan:
Aagga Dusha Warbaahinta
Meel ku filan oo dusha sare ah ayaa lagama maarmaan u ah si loo fududeeyo korriinka microorganismka. Meesha saxafadu waxay mararka qaarkood la xiriirtaa heerka xaalufka noole, laakiin arrimo kale ayaa sidoo kale saameyn kara biodegradation, markaa isku xirnaanta maaha mid qumman.
Guud ahaan, warshadda sifaynta biyaha wasakhda ahi waa inay kordhisaa aagga warbaahinta iyadoo weli la hubinayo sidayaasha warbaahintu inay buuxiyaan baahiyaha xarunta sifooyinkooda kale. Sidayaal warbaahinta MBBR ee qaabka taayirrada afka laga qaato, tusaale ahaan, waxay bixiyaan meel sare oo weyn oo cabbirkooda ah si ay uga caawiyaan geedka inuu daboolo baahidiisa dheefshiidka qashinka.
Waxqabadka iyo Heerarka Burburinta Biyo-xumada ee loo baahan yahay
Waxqabadka ugu wanaagsan iyo heerka xaalufka noole ayaa muhiim u ah caawinta geedka u dhaqaaqa biyaha wasakhda ah iyada oo loo marayo daaweynta labaad si dhakhso ah oo hufan. Heerarka wax qabad iyo xaalufka noole ayaa badanaa kor u kaca iyada oo kor u kaca aagga warbaahinta. Waxa kale oo ay ku xidhan yihiin arrimo ay ka mid yihiin sifooyinka saamaynta leh iyo kuwa wasakhaysan, isbedbedelka kaydadka wasakhaysan biyaha wasakhda ah, heerkulka ugu yar ee haanta, iyo dheef-shiid kiimikaad ee noolaha haanta.
Guud ahaan, si kor loogu qaado waxqabadka iyo heerarka biodegradation, dhirtu waa in ay raadiyaan sideyaasha warbaahinta MBBR ee qaabka saxda ah iyo tayada alaabta si ay u bixiyaan wax ku ool ah, dheefshiidka qashinka waxtarka leh.
Naqshadaynta iyo Qaabka
Sidaan kor uga soo hadalnay, nakhshadeynta iyo qaabka xambaara warbaahinta noolaha ee MBBR waxay gacan ka geystaan go'aaminta waxtarka iyo burburka qashinka. Warbaahineed xanbaarsan oo leh qaabab qallafsan, oo la jarjaray waxay u muuqdaan inay bixiyaan aag badan oo dusha sare ah miisaankiiba warbaahinta si kor loogu qaado koritaanka bakteeriyada iyo kor u qaadida burburka biosolid.
Naqshadeynta warbaahinta sideyaasha MBBR waa inay sidoo kale siiso cufnaanta u dhow cufnaanta biyaha wasakhda ah. Cufnaanta saxda ah waxay kor u qaadaysaa xitaa kala firdhisanaanta haanta oo dhan waxayna hubisaa dheefshiidka qashinka. Alaabooyin kala duwan ayaa bixiya cufnaan kala duwan - dib-u-soo-celinta dhaqaale ee dheeraadka ah, tusaale ahaan, waxay yeelan karaan isbeddel weyn oo cufnaanta u dhexeeya qaybaha side, halka polyetylen laga yaabo inay bixiso joogtayn dheeraad ah.
Xiro iska caabin
Astaamaha u adkaysiga xidhashada ee sidayaasha warbaahinta MBBR ayaa go'aamiya sida ay u ilaalinayaan baahida daaweynta biyaha wasakhda ah. Sidayaal badan oo warbaahin ah oo adkaysi u leh way sii jiraan waxayna u baahan yihiin isbedelo yar ka dib. Qaar ka mid ah sideyaasha warbaahinta MBBR, sida noocyada isbuunyada, ayaa iska caabbinta xaddidan u leh nabarrada, si ay si fudud u daalaan. Sidayaal nooca-chip-ka ah waxay u muuqdaan inay bixiyaan iska caabin wanaagsan iyo cimri dherer. Noocyada tubbada u samaysan ayaa laga yaabaa in ay dabar go'aan sababtoo ah gudaha tuubooyinka waxay u muuqdaan inay ku ururaan bioomatter, taas oo markaa dhimata oo joojisa dheefshiidka qashinka firfircoon.
Dayactirka
Nidaamyada warbaahinta MBBR waxay u baahan yihiin dayactir yar. Qalabka qaarkood sida polyetylenka ayaa ka dheer kuwa kale waxayna yareeyaan baahiyaha dayactirka, markaa maamulayaasha xaruntu waxay rabaan inay eegaan agabyo kala duwan oo ay go'aamiyaan inta cimriga geedku u baahan yahay warbaahintiisa.
XISAABINTA WARBAAHINTA MBBR
Sidee loo xisaabiyaa mugga warbaahinta MBBR? Si loo xisaabiyo tirada warbaahinta sidayaal xaruntu waxay u baahan kartaa haanta biyaha wasakhda ah, waa inay marka hore go'aamisaa culayska dabiiciga ah ee biyaha wasakhda ah. Culayska dabiiciga ah wuxuu noqon doonaa mid ka badan ama ka yar oo la mid ah badeecada heerka socodka iyo farqiga u dhexeeya xoojinta saameynta iyo dareeraha.
Culeyska dabiiciga ah=heerka socodka x (fiirsashada saamaynta - fiirsashada dareeraha)
Marka xaruntu ay go'aamiso heerka socodka, waxay markaas xisaabin kartaa sahayda warbaahinta lagama maarmaanka ah. Guud ahaan, xadiga qaaduhu waxa uu la mid yahay culayska biyaha wasakhda ah ee dabiiciga ah oo loo qaybiyay hufnaanta ka saarista warbaahinta.
Qadarka qaadaha=hufnaanta culayska/saarida organic
Hoosta, waxaan u isticmaalnaa badeecada MBBR19 tusaale ahaan si aan u xisaabino qadarka loo baahan yahay ee buuxinta reactor-ka biofilm.
Qiyaasta Alaabta ee MBBR19:

Cabbirka: Φ25*12mm
Tirooyinka godka: 19
Waxyaabaha: 100% White Virgin HDPE
Cufnaanta: 0. 96-0.98g/cm3
Surface Area: >650m2/m3
rarka BOD5/SA: 2-16g BOD5/m2.dy
Porosity: >85%
Qiyaasta qiyaasta: 15-65%
Waqtiga Samaynta Xuubka: 3-15maalmo
Waxtarka Nitrification: 400-1200gNH4 N/M3.d
Waxtarka BOD5: 2000-10000g BOD5/M3.d
Waxtarka COD5: 2000-15000 gCOD5/M3.d
Heerkulka lagu dabaqi karo: 5-60 darajo
Life-Span: >15 sano
Halbeegyada Daawaynta Biyaha Qashinka:
|
Qiimaha Parameter |
Qiimaha |
|
Soo galitaanka BOD U-ururinta |
100 mg/ml |
|
U-ururinta BOD-ga |
20 mg/l |
|
Heerka socodka |
1000 m3/d |
|
Culayska BOD |
80 kg BOD/d |
Xisaabinta iyadoo la isticmaalayo aagga dusha sare ee Biofilm:
Given Surface Area: >650m2/m3,loo qaaday sida 650m2/m3
rarka BOD5/SA: 2-16g BOD5/m2.d,loo qaatay sida 9kgBOD5/M3.d
Go'aanso wadarta guud ee dusha biofilm ee looga baahan yahay ka saarista BOD:
Wadarta bedka dusha sare ee looga baahan yahay filimaanta noole=80000g BOD5/maalintii / 9g BOD5/m2.d=8888.89m2
Xisaabi mugga buuxinta loo baahan yahay:
Mugga buuxinta ayaa loo baahan yahay=8888.88 m² / 650 m²/m³=13.67m³
Xisaabinta iyadoo la adeegsanayo waxtarka BOD5:
Isticmaalka waxtarka daaweynta biofilm: 2000-10000g BOD5/M3.d,loo qaatay 6kgBOD5/M3.d
Wadarta bedka dusha sare ee looga baahan yahay filimka noole=80 kg BOD5/maalintii / 6 kg BOD5/M3.d=13.33m3
Kuwa kore waa xisaabin adag oo loogu talagalay buuxinta MBBR, oo loo bixiyay tixraac kaliya. Qadarka buuxinta loo baahan yahay inay go'aamiyaan injineerada ama maamulayaasha xarunta iyadoo la tixgalinayo hufnaanta ka saarista buuxinta kala duwan iyo gelinta qiimayaashan qaacidada si loo go'aamiyo mugga buuxinta daruuriga ah.
Sidee loo xisaabiyaa tirada loo baahan yahay ee MBBR warbaahinta taangiga?
U beddel mugga warbaahinta loo baahan yahay miisaan (ikhtiyaar) Haddii loo baahdo, u beddel mugga warbaahinta loo baahan yahay miisaan adigoo ku dhufanaya cufnaanta warbaahinta MBBR. Hoos waxaa ah cabbirada miisaanka warbaahinta Aquasust's MBBR.
Miisaanka Warbaahinta Loo Baahan Yahay=Mugga Warbaahinta Loo Baahan Yahay * Cufnaanta
Tixgeli arrimo kale Ku xisaabtan wax kasta oo dheeraad ah oo saameyn kara miisaanka warbaahinta, sida qaabka taangiga oo aan joogto ahayn, wakhtiga haynta hydraulic, shuruudaha naqshadaynta gaarka ah, ama arrimaha badbaadada. Xaaladahan, Aquasust waxay khibrad ballaadhan u leedahay nidaamyada reactor-ka ee MBBR biofilm waana doorashadaada ugu fiican ee injineernimada daaweynta biyaha.
Xisaabinta Heerka Buuxinta MBBR
Heerka buuxinta MBBR (Dhaqdhaqaaqa Sariirta Biofilm Reactor) waxaa lagu go'aamiyaa mugga reactor-ka biofilm iyo mugga MBBR la isticmaalay. Heerka buuxinta waxaa loo xisaabiyaa sida mugga warbaahinta MBBR oo loo qaybiyay mugga reactor biofilm. Heerka buuxintu wuxuu saameyn karaa dareeraha haanta MBBR. Haddii heerka buuxintu uu aad u sarreeyo, qaybinta warbaahinta aan sinnayn ayaa laga yaabaa inay ku dhacdo hawada caadiga ah ama xoojinta kacsanaanta, taasoo horseedda ururinta warbaahinta iyo xannibaadda.
Inta badan mashaariicda biyaha wasakhda ah, heerka buuxinta MBBR waa inta u dhaxaysa 30-35%. Hawo-qaadista caadiga ah iyo xoojinta kicinta, xaaladda dareeraha iyo waxtarka daaweynta ee MBBR biofilm reactors ayaa ugu fiican intan la joogo.
Cabbir yar oo reactor MBBR ah, iyadoo la isticmaalayo sideyaal leh 2{25}}%, 30%, 40%, iyo 50% polyethylene (PE) siday u kala horreeyaan, xaalufka baahida ogsijiinta kiimikada (COD) iyo nitrogen ee dareeraha biyaha wasakhda ah wax lagu bartay wakhtiga haynta hadhka (HRT) ee 12 saacadood. Heerarka saarista nitrate-ka ee sidayaal leh 20%, 30%, 40%, iyo 50% PE waxay ahaayeen 94.2±3.8%, 87.6±7.4%, 89.7±11.6%,iyo 94.6±4.0%, siday u kala horreeyaan.
Marka lagu daweynayo biyaha wasakhda ah ee leh uruurin sare, heerka buuxinta sare ayaa loo baahan yahay. Tusaale ahaan, daawaynta biyaha wasakhda ah ee dheeha iyo waraaqaha waraaqaha, heerka buuxinta MBBR guud ahaan waa mid aan ka yarayn 45%. Heerka buuxinta ugu badan ee la xaqiijiyay hadda waa 67%. Aagagga hawada sare, heerka buuxinta ugu badan ee la heli karo waa 60%, iyo aagagga anoxic, waa 50%.
Fadlan ogow in xisaabinta saxda ah ay kala duwanaan karto iyadoo lagu saleynayo shuruudaha gaarka ah iyo tixgelinta naqshadeynta ee nidaamka haanta hawada hawada. Waxaa lagu talinayaa inaad la tashato injineerada daaweynta biyaha wasakhda ah ee Aquasust ama khubarada si loo hubiyo xisaabinta saxda ah iyo xulashada warbaahinta ugu fiican ee codsigaaga gaarka ah.











