
Flexible Fish Pond For Fish Farm
Daim ntawv oceangoing (anadromous), suav nrog cov neeg rov qab los rau spawning, hu ua steelhead hauv Canada thiab Asmeskas Hauv Tasmania lawv tau ua lag luam tawm hauv hiav txwv tawb thiab hu ua dej hiav txwv trout, txawm hais tias lawv yog tib hom. Zoo li salmon, steelhead rov qab los rau lawv qhov qub ...
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Khoom siv lim:
Biological aerated filter (BAF): Hauv RAS, BAF ua haujlwm hauv chav kho mob tseem ceeb ntawm tag nrho cov kab ke thiab feem ntau muab faib ua ob theem ntawm kev kho mob: lub txaj ruaj khov (txheej txhuam pob) thiab lub txaj ntws (txhim kho qhov ntim ntim). Lub hauv paus ntsiab lus yog tsuas yog tshem tawm cov pa phem los ntawm lub cev los ntawm kev nqus thiab khaws cov pa phem los ntawm cov khoom ntim, cov metabolism ntawm cov kab mob, thiab cov hierarchical capture ntawm cov pa phem raws cov kab khiav hauv cov tshuaj tiv thaiv tank. Lub tshuab lim dej hloov pauv feem ntau ntawm cov pa phem (TAN, NO2-- N, organic teeb meem, thiab lwm yam) uas tsim kev puas tsuaj rau cov dej khib nyiab pov tseg rau hauv nitrate (lossis tsis ncav cuag cov tshuaj lom ntawm cov dej pov tseg) thiab lwm yam organic. cov khoom uas tsim kev puas tsuaj rau aquaculture pov tseg. Txij li thaum txoj kev vam meej lossis tsis ua tiav ntawm RAS system ncaj qha nyob ntawm kev ua haujlwm ntawm cov lim dej, kev txiav txim siab qhov kev ua haujlwm zoo ntawm lub lim yuav yog qhov tseem ceeb tshwj xeeb, uas tseem yog lub ntsiab lus tseem ceeb rau kev tshawb fawb yav tom ntej ntawm RAS system.
Drip Flow Filter: Nws feem ntau yog cylindrical, nrog rau sab sauv ntawm cov khoom lim dej los ntawm thiab tawm hauv qab. Cov ntaub ntawv lim tsis yog ntim nrog dej ntawm lawv, tab sis yog txau los ntawm dej. Qhov saum npoo ntawm cov khoom siv lim tsim cov txheej membrane, thiab cov khoom siv lim (xws li cov khoom lim dej thiab cov khoom siv elastic) yog nyob rau hauv ib lub xeev ntawm alternating adhesion, uas yuav tau txais zoo filling. Cov khib nyiab nruab nrab (N2, CO2, CO) overflows thiab desorbs thaum trickle pom. Oxygen tuaj yeem xa ncaj qha mus rau huab cua, thiab qee zaum kiv cua tuaj yeem teeb tsa kom nce cov pa oxygen. Lub lim dej tsis tuaj yeem rov qab thiab tsis tso cai tsim cov biofilm ntau dhau. Tso lub microfilter los yog xuab zeb lim ua ntej lub lim tuaj yeem txo qis cov organic teeb meem. Kev xaiv cov khoom ntawm cov dej ntws lim dej yog qhov yooj yim, thiab cov khoom sib sau ua ke ntawm cov khoom substrates tuaj yeem sib sib zog nqus los yog ntiav. Drip filtration tuaj yeem tswj xyuas kom huv si thiab tsis yooj yim thaiv los ntawm lub cascade ntawm cov ntxaij lim dej. Cov qauv ntawm cov drip lim muaj ib lub tank zoo li lub plhaub sab nrauv thiab ntau lub thawv yas (nrog rau lub qhov nyob hauv qab) stacked nyob rau hauv cov khaubncaws sab nraud povtseg, uas yog kev lag luam, tsim nyog, thiab siv tau. Qhov chaw saum npoo ntawm cov lim dej tuaj yeem ncav cuag 250 m2 / m3.
Split Circuit Court: Cov txheej txheem ntawm ammonia nitrification rau nitrite thiab tom qab ntawd rau nitrate, nce tus nqi ntws los ntawm cov lim dej tuaj yeem muaj kev cuam tshuam tsis zoo rau kev ruaj ntseg ntawm nitrification tus nqi thiab kev ua haujlwm ntawm lub cev. Txhawm rau txo kev nqis peev thiab cov nqi khiav lag luam, tus tsim ntawm kev sib cais Circuit Court cais cov txheej txheem. Los ntawm kev kho cov txheej txheem tshwj xeeb, cov ntses cov kev xav tau ib txwm ua tau. Xyuas kom meej tias tag nrho cov khoom nyob rau hauv lub system yog tag nrho siv. Raws li kev paub dhau los thiab kev ua tib zoo suav, tsuas yog 30 feem pua ntawm cov nyiaj feem ntau yog coj mus rau cov lim dej, uas ua kom muaj kev tuav pov hwm raug thiab cov kab mob sib cuag lub sij hawm, ua kom muaj txiaj ntsig nitrification thiab tswj cov kab mob zoo dua. Kev tsim ntawm qhov sib cais Circuit Court tuaj yeem nce lossis txo qhov loj ntawm lub lim los ntawm peb zaug thiaj li ua tiav cov txiaj ntsig zoo ib yam.
Qhov zoo ntawm kev sib cais Circuit Court tsim:
Txawm tias tag nrho cov ammonia qib qis, tus nqi nitrification yog qhov siab thiab qhov zoo yog ruaj khov;
Cov nyiaj tau los pub noj yog qhov siab;
Txhim kho cov kab mob tswj thiab txo cov neeg tuag;
Cov txheej txheem ntau lawm yog sai thiab kwv yees ntau dua, cov nqi khiav lag luam raug txo, thiab kev nqis peev raug txo.
Kev ua haujlwm ntawm lub lim dej:
Cov lim dej lim tau zoo tshem tawm ammonia nitrogen, organic teeb meem, thiab SS los ntawm cov dej khib nyiab los ntawm oxidation thiab flocculation ntawm particulate teeb meem pawg hauv reactor, adsorption thiab filtration ntawm fillers, thiab hierarchical capture ntawm particulate saw nyob rau hauv particulate teeb meem xeev system.
Lub micro pollutants nyob rau hauv lub lim yog tsau rau lub sij hawm ntev, thiab micro pollutants muaj lub sij hawm nyob ntev dua nyob rau hauv lub reactor. Cov kab mob Nitrosation thiab cov kab mob Nitrifying muaj sijhawm txaus los sau, kom ua tiav cov txiaj ntsig zoo ntawm ammonia nitrogen. Nws yog tus yuam sij rau kev ua tiav ntawm txhua qhov kev kaw lub voj voog dej khib nyiab ( hiav txwv thiab dej tshiab), thiab cov lim dej kuj tseem yog chav kho mob nrog cov peev txheej siab tshaj plaws thiab kev siv hluav taws xob hauv lub voj voog kaw dej khib nyiab.
Lub hauv paus ntsiab lus ntawm lub lim dej yog tib yam li lwm hom kev kho dej phwj, tshwj tsis yog tias qhov concentration ntawm cov dej phwj hauv cov ntses ua liaj ua teb yog qis dua li lwm hom dej phwj. Ib txoj kev kho cov dej phwj tuaj uas tsis tas yuav muaj cov organic ntau dua.
Cov ntsiab lus tseem ceeb tsim rau cov lim dej lim:
Cov lim dej organic yog tsim los ntawm nws lub peev xwm tshem tawm cov organic teeb meem thiab nitrate ammonia rau hauv nitrate.
Lub lim dej yog cov qauv kev kho mob uas tsim los ntawm cov fillers. Cov av yog nyob rau hauv kev sib cuag nrog qhov ntev interemembrane qhov chaw ntawm cov av me me ntawm lub rooj ntim khoom, kom cov av tuaj yeem ua kom huv.
Muaj cov khoom lim dej hauv cov khoom lim uas tuaj yeem khaws ntau npaum li qhov ua tau rau ib chav tsev ntim ntawm thaj chaw saum npoo av (decomposition ntawm qee qhov pov tseg yuav tsum muaj qee qhov ntawm cov muab tub lim).
Cov dej tuaj yeem ntws dawb, thiab daim nyias nyias tsis tuaj yeem thaiv cov lim dej, kom ntseeg tau tias muaj cov pa oxygen txaus thiab kev thauj mus los.
Cov lim dej yuav tsum ua tau raws li cov hauv qab no:
1) Kev kho cov nyhuv ntawm cov lim dej tuaj yeem ua tau raws li qhov xav tau ntawm ib puag ncig nruj tshaj plaws ntawm ntau thaj chaw hauv txhua lub caij.
2) Tsis muaj kuab paug thib ob yog tsim.
3) Cov micro particles hauv qhov muab tub lim tuaj yeem tso siab rau kev loj hlob ntawm cov organic teeb meem hauv qhov muab tub lim, thiab cov khoom siv ntxiv yuav tsum tau ntxiv. Nres lub cav thiab ua kom nws pib sai dua.
4) Lub peev xwm tsis muaj peev xwm ntawm cov lim dej yog qhov loj, thiab nws tuaj yeem hloov kho qhov siab tshaj plaws kom ntseeg tau tias cov khoom siv ib txwm ua haujlwm ib txwm muaj, muaj zog tiv thaiv kev cuam tshuam.
5) Kev ua haujlwm ntawm cov mining system yog tag nrho automated thiab ruaj khov, yuav tsum tau ua tib zoo ua haujlwm. Muaj ob peb yam yooj yim, thiab kev saib xyuas thiab kev tswj xyuas feem ntau yooj yim. Nws yog qhov yooj yim kom ua tiav kev tswj hwm, tsuas yog yuav tsum tau saib xyuas rau txhua lub tshuab ua haujlwm tsis zoo.
6) Lub cev ntawm cov lim dej yog sib sau ua ke kom yooj yim kev thauj mus los thiab kev teeb tsa; Thaum muaj peev xwm ua tiav, tsuas yog cov khoom yuav tsum tau ntxiv, ua kom yooj yim rau kev siv; Nws kuj yog qhov yooj yim rau kev sib cais ua raws li qhov xwm txheej ntawm qhov chaw dispersion.
7) Kev siv hluav taws xob ntawm cov lim dej yog tsawg.
Reevoo yog ua los ntawm PVC (6P) cov khoom, uas yog yoog raws thiab yooj yim rau quav thaum khoob.
Kev txuag tsheb thauj mus los (nkoj khoob rau koj qhov chaw)|quav los yog dov lub sij hawm thiab qhov chaw
Tau tshaj ntau hom kua ua haujlwm kub|| - 40-90 degrees ceev installation (3 feeb)
Tsis muaj|yas rau hauv dej tsis muaj kua nplaum los yog residue|| ruaj pos thiab hnav resistant microorganisms







Peb cov khoom siv PVC tarpaulin:


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