0102030405
Membrane Bioreactor MBR Package System Sewage Wastewater Treatment Plant
Iyo inoshanda nheyo yembr membrane bioreactor
MBR membrane bioreactor (MBR) inzira inoshanda yekuchenesa mvura yetsvina inosanganisa tekinoroji yekuparadzanisa tekinoroji uye tekinoroji yekurapa. Nheyo yayo yekushanda inonyanya kubva pane zvinotevera pfungwa:
Membrane separation tekinoroji: MBR membrane inoparadzaniswa neultrafiltration kana microfiltration membrane tekinoroji, ichitsiva yechipiri sedimentation tank uye yakajairwa kusefa unit mune yechinyakare sewage process process. Iyi tekinoroji inogona kunyatso kuteya activated sludge uye macromolecular organic nyaya, kuitira kuti iwane yakasimba-yemvura kupatsanurwa.
Kupatsanura kwakasimba kwakasimba-mumvura: Kupatsanura kwakasimba kwakasimba kwemvura kweMBR membrane bioreactor kunoita kuti mvura ine tsvina ive yakanaka, yakaturikwa uye turbidity pedyo ne zero, uye inogona kuteya zvinosvibisa zvipenyu zvakaita seE. coli. Hunhu hwemvura mushure mekurapwa huri pachena hwepamusoro kune echinyakare nzira yekuchenesa mvura yetsvina, uye inoshanda uye ine hupfumi hwemvura yetsvina yekudzokorodza tekinoroji.
Optimization yekurapa maitiro: MBR membrane process inosimbisa zvakanyanya basa rebioreactor kuburikidza ne membrane kupatsanurwa tekinoroji, uye ndeimwe yeanovimbisa tekinoroji yekuchenesa mvura yetsvina kana ichienzaniswa neyechinyakare biological nzira dzekurapa. Iine mabhenefiti akajeka akadai seyepamusoro yekubvisa chiyero chezvinosvibisa, kuramba kwakasimba kune sludge kuzvimba, yakagadzikana uye yakavimbika effluent mhando.
Equipment maitiro: Hunhu hweMBR membrane process yemumba yekuchenesa tsvina yemidziyo yekuchenesa mvura inosanganisira yakakwira kubviswa kwezvinosvibisa, kuramba kwakasimba pakuzvimba kwedhaka, yakagadzikana uye yakavimbika emvura mhando yemvura, kuvharika kwemembrane kudzivirira kurasikirwa kwehutachiona, uye yakanyanya sludge kusungirirwa kunogona. kuchengetedzwa mu bioreactor.
MBR membrane bioreactor kuburikidza nemisimboti iri pamusoro, kuwana inoshanda uye yakagadzikana yekuchenesa tsvina, inoshandiswa zvakanyanya mudzimba kuchenesa tsvina, maindasitiri emarara emarara uye mamwe minda.
Kuumbwa kweMBR membrane bioreactor
Membrane bioreactor (MBR) system inowanzo umbwa nezvikamu zvinotevera:
1. Mvura inopinza mutsime: tsime remvura rinopinda rine chiteshi chekufashukira uye gedhi rekupinda mvura. Muchiitiko chekuti huwandu hwemvura hunopfuura hurongwa hwekuremerwa kana hurongwa hwekurapa hune tsaona, gedhi rekupinza mvura rakavharwa, uye tsvina inoburitswa murwizi kana pombi network iri pedyo kuburikidza nechiteshi chekufashukira.
2. Grid: tsvina inowanzova nemarara akawanda, kuitira kuti kuve nechokwadi chekushanda kwemembrane bioreactor, zvakakosha kupindira marudzi ose efibers, slag, mapepa emarara uye mamwe marara kunze kwehurongwa, saka zvakakosha kuisa. iyo grid pamberi pehurongwa, uye nguva dzose kuchenesa grid slag.
3.Regulation tangi: Huwandu uye hutano hwehuni hwakaunganidzwa hunochinja nenguva. Kuti uve nechokwadi chekushanda kwemaitiro anotevera ekurapa uye kuderedza mutoro wekushanda, zvakakosha kugadzirisa huwandu uye hutano hwemvura yetsvina, saka tangi yekutonga inogadzirwa isati yapinda muhutano hwehutano hwehutano. Iyo tangi yekumisikidza inoda kucheneswa sediment nguva nenguva. Dziva rekutonga rinowanzoiswa kuti rifashuke, izvo zvinogona kuve nechokwadi chekushanda kwakajairika kwehurongwa kana mutoro wakanyanya.
4. Muunganidzi webvudzi: Muchirongwa chekurapa kwemvura, nekuti iyo yakaunganidzwa yekugezesa tsvina ine vhudzi shoma uye faibha uye mamwe marara akatsetseka ayo grid haakwanise kuvharika zvachose, zvinokonzeresa kuvharika kune pombi uye MBR reactor, nekudaro kuderedza kunyatsoshanda kwekurapa, saka iyo membrane bioreactor inogadzirwa nekambani yedu yakaiswa muunganidzi webvudzi.
5. MBR reaction tank: Kusvibiswa kwezvakasvibiswa zvehupenyu uye kupatsanurwa kwedhaka nemvura kunoitwa muMBR reaction tank. Sechikamu chepakati chegadziriro yekurapa, tangi rekuita rinosanganisira microbial colonies, membrane zvikamu, mvura yekuunganidza system, effluent system, uye aeration system.
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7. Kuyera mudziyo: Kuti uve nechokwadi chekushanda kwakanaka kwehurongwa, iyo MBR system inogadzirwa nekambani yedu inoshandisa metering michina yakadai seyekuyerera mita nemamita emvura kudzora ma parameter ehurongwa.
8. Electronic control device: magetsi ekugadzirisa bhokisi akaiswa muimba yemidziyo. Iyo inonyanya kudzora pombi yekupinza, feni uye pombi yekudhonza. Kudzora kunowanikwa mumanyorero uye otomatiki mafomu. Pasi pekutonga kwePLC, pombi yemvura inopinza inomhanya otomatiki zvichienderana nehuwandu hwemvura yeimwe neimwe dziva rekuita. Kushanda kwepombi yekusveta kunodzorwa nguva nenguva zvichienderana nenguva yakatarwa. Kana mwero wemvura weMBR reaction pool wakadzikira, pombi yekusveta inomira yega kudzivirira gungano refirimu.
9. Dziva rakajeka: maererano nehuwandu hwemvura uye zvinodiwa nemushandisi.
Mhando dzeMBR membrane
Membrane muMBR (membrane bioreactor) inonyanya kukamurwa kuita marudzi anotevera, imwe neimwe iine hunhu hwakasiyana:
Hollow fiber membrane:
Chimiro chemuviri: Iyo hollow fiber membrane chimiro chebundle, chinoumbwa nezviuru zvemafibhi madiki madiki, mukati mefiber ndiyo chiteshi chemvura, kunze imvura yetsvina inogadziriswa.
Zvimiro: Yakakwirira nzvimbo density: kune yakakura membrane pamusoro penzvimbo pavhoriyamu yevhoriyamu, ichiita kuti midziyo ikwane uye diki tsoka. Yakanaka gasi kugeza: Pamusoro pefirimu inogona kugezwa zvakananga kuburikidza neaeration, iyo inobatsira kuderedza kusvibiswa kwe membrane.
Zviri nyore kuisa uye kutsiva: Modular dhizaini kuitira nyore kugadzirisa uye kusimudzira.
Iyo pore saizi yekugovera yunifomu: iyo yekuparadzanisa mhedzisiro yakanaka, uye chiyero chekuchengetedza chinhu chakamiswa uye ma microorganisms akakwira.
Classification: inosanganisira keteni firimu uye flat firimu, keteni firimu rinowanzo shandiswa kunyura MBR, flat film inokodzera yekunze MBR.
Flat film:
Chimiro chemuviri: Iyo diaphragm inomisikidzwa parutsigiro, uye mativi maviri aya akateerana imvura yetsvina inogadziriswa uye mvura inoyerera.
Features:
Yakagadzika chimiro: yakatsetseka diaphragm, yakakwira mechani simba, isiri nyore deformation, yakasimba yekumanikidza kugona.
Yakanaka yekuchenesa mhedzisiro: Nzvimbo iri nyore kuchenesa, uye zvinosvibisa zvinogona kunyatso kubviswa nekuchenesa makemikari nekukwesha muviri.
Pfeka kuramba: Mukushanda kwenguva refu, iyo firimu pamusoro pekupfeka idiki, uye hupenyu hwebasa hwakareba.
Inokodzera kupatsanurwa kwakasimba-mvura: mhedzisiro yechinhu chakarembera ine zvidimbu zvakakura inonyanya kunaka.
Inokodzera mapurojekiti akakura: Iyo modular dhizaini iri nyore kuwedzera uye yakakodzera kune yakakura-yakakura nzvimbo yekuchenesa tsvina.
Tubular firimu:
Chimiro chemuviri: Iyo membrane zvinhu yakaputirwa pane tubular inotsigira muviri, uye tsvina inoyerera muchubhu uye inopinda nemumvura kubva kumadziro echubhu.
Features:
Yakasimba anti-kusvibisa kugona: Iyo yemukati yekuyerera chiteshi dhizaini inofambisa kuumbwa kwemhirizhonga uye inoderedza kuiswa kwezvinosvibisa pane membrane pamusoro.
Yakanaka yekuzvichenesa kugona: yakakwirira-kumhanya kuyerera kwemvura muchubhu kunobatsira kushambidza membrane pamusoro uye kuderedza membrane kusvibiswa.
Gadzirisa kune yakakwira yakaturikwa tsvina yemvura: yakakwira huwandu hwezvinhu zvakamiswa uye fibrous matter ine mushonga uri nani.
Kugadzirisa kuri nyore: Kana imwe membrane chikamu chakuvadzwa, chinogona kutsiviwa zvakasiyana, pasina kukanganisa mashandiro ehurongwa hwese.
Ceramic film:
Chimiro chemuviri: porous film sintered kubva kune inorganic zvinhu (senge alumina, zirconia, nezvimwewo), ine yakagadzikana yakasimba chimiro.
Features:
Yakanakisa kugadzikana kwemakemikari: inopokana neasidhi, alkali, organic zvinonyungudutsa uye tembiricha yakakwira, inokodzera hutsinye hwemaindasitiri emarara emarara.
Pfeka kuramba, anti-kusvibiswa: yakatsetseka membrane pamusoro, isiri nyore kutora organic zvinhu, yakakwira flux kudzoreredza mwero mushure mekuchenesa, hupenyu hwakareba.
Yakananga uye inodzoreka aperture: yakakwirira kupatsanurwa kurongeka, yakakodzera kupatsanurwa kwakanaka uye kubviswa kwetsvina chaiyo.
Yakakwira mechanical simba: inopokana nekuputsika, yakakodzera kune yakanyanya kudzvanywa mashandiro uye kugara uchigeza kumashure.
Kukamurwa nekukura kweaperture:
Ultrafiltration membrane: Iyo aperture idiki (kazhinji pakati pe 0.001 uye 0.1 microns), kunyanya kubvisa mabhakitiriya, mavhairasi, colloids, macromolecular organic nyaya uye zvichingodaro.
Microfiltration membrane: Iyo aperture yakati kurei zvishoma (inenge 0.1 kusvika 1 micron), kunyanya inovharira yakamiswa yakasimba, tupukanana, uye mamwe macromolecular organic matter.
Kurongwa nekuiswa:
Kunyudzwa: Iyo membrane chikamu chinonyudzwa zvakananga mumvura yakasanganiswa mu bioreactor, uye iyo ino pinda mvura inoburitswa nekukweva kana kubviswa gasi.
Zvekunze: Iyo membrane module yakaiswa zvakasiyana kubva kune bioreactor. Mvura inofanira kurapwa inomanikidzwa nepombi uye inoyerera kuburikidza ne membrane module. Iyo yakapatsanurwa yemvura inoyerera uye iyo yakaomeswa mvura inounganidzwa zvakasiyana.
Muchidimbu, mhando dze membrane muMBR dzakasiyana uye dzine hunhu hwadzo, uye kusarudzwa kwe membrane kunoenderana neiyo chaiyo tsvina yemvura, zvinodikanwa zvekurapa, bhajeti rehupfumi, kushanda uye kugadzirisa mamiriro nezvimwe zvinhu. Vagadziri uye vashandisi vanofanirwa kuita sarudzo inonzwisisika zvinoenderana nemamiriro chaiwo kuti vaone kushanda kwakanaka uye kwakagadzikana kweMBR system.
Basa reMBR membrane bioreactor mukurapwa kwemvura yetsvina
Basa reMBR system mukurapwa kwetsvina rinonyanya kuratidzwa mune zvinotevera zvinhu:
Kupatsanura kwakasimba kwakasimba-mvura. MBR inoshandisa membrane kuti iwane kupatsanurwa kwakanaka kwakasimba-mvura, kuvandudza zvakanyanya kunaka kwemvura, pedyo ne zero yakamiswa zvinhu uye turbidity, uye zvakanyanya kubvisa mabhakitiriya nemavhairasi.
High microbial concentration. MBR inokwanisa kuchengetedza yakanyanya kuwanda kweiyo activated sludge uye kuwedzera organic mutoro webiological kurapwa, nekudaro ichidzikisa tsoka yenzvimbo yekuchenesa mvura.
Deredza tsvina yakawandisa. Nekuda kwekubata kweMBR, kugadzirwa kwetsvina yakasara kunogona kudzikiswa uye mutengo wekurapwa kwedhaka unogona kudzikiswa. 34
Kubudirira kubvisa ammonia nitrogen. Iyo MBR sisitimu inogona kuteya tupukanana neakareba chizvarwa kutenderera, senge nitrifying mabhakitiriya, kuitira kuti zvinyatso kushatisa ammonia nitrogen mumvura.
Chengetedza nzvimbo uye kuderedza kushandiswa kwesimba. MBR system kuburikidza neanoshanda yakasimba-yemvura kupatsanurwa uye bioenrichment, iyo hydraulic yekugara yechikamu chekurapa inopfupikiswa zvakanyanya, tsoka yeiyo bioreactor inoderedzwa nenzira yakafanana, uye kushandiswa kwesimba kwechikamu chekurapa kunoderedzwawo zvinoenderana nekuda kwehunyanzvi hwekuita. membrane.
Kuvandudza kunaka kwemvura. Masisitimu eMBR anopa effluent yemhando yepamusoro inosangana neyakaomesesa yekurasa mwero kana kushandisa zvakare zvinodiwa.
Muchidimbu, MBR membrane bioreactor inoita basa rakakosha mukugadziriswa kwetsvina, kusanganisira inobudirira yakasimba-yemvura yekuparadzanisa, kuwedzera microbial concentration, kuderedza yakasara sludge, zvinobudirira kubvisa ammonia nitrogen, kuchengetedza nzvimbo uye kuderedza kushandiswa kwesimba, etc. Iyo inobudirira uye ine mari yetsvina. resource technology.
Munda wekushandisa weMBR membrane
Mukupera kwema1990, membrane bioreactor (MBR) yakapinda muchikamu chekushandisa. Mazuva ano, membrane bioreactors (MBR) yakashandiswa zvakanyanya mundima dzinotevera:
1. Kugadziriswa kwetsvina yemumaguta uye kushandiswazve kwemvura muzvivakwa
Muna 1967, nzvimbo yekuchenesa mvura inoshandiswa neMBR yakagadzirwa nekambani muUnited States, iyo yakagadzirisa 14m3 / d yemvura yakasviba. Muna 1977, nzira yekushandiswazve kwetsvina yakashandiswa mune chimwe chivako chepamusoro-soro muJapan. Pakati pemakore ekuma1990, kwaive ne39 miti yakadaro inoshanda muJapan, ine simba rekurapa rinosvika 500m3 / d, uye zvinopfuura 100 zvivakwa zvepamusoro-soro zvakashandiswa MBR kugadzirisa tsvina kudzokera mumvura yepakati.
2. Industrial wastewater treatment
Kubva kuma1990, zvinhu zveMBR zvekurapa zvinoramba zvichiwedzera, kuwedzera pakushandiswazve kwemvura, kuchenesa tsvina yetsvina, kushandiswa kweMBR muindasitiri yekuchenesa mvura kwave kuine hanya zvakanyanya, senge mabatirwo emarara eindasitiri yezvokudya, mvura yemvura inogadziriswa tsvina, mvura yemvura yemvura. , cosmetics kugadzira tsvina yemvura, dhayi tsvina, petrochemical wastewater, vakawana mibairo yakanaka yekurapa.
3. Kucheneswa kwemvura yekunwa yakasvibiswa
Nekushandiswa kwakakura kwenitrogen fetiraiza nemishonga inouraya zvipembenene mukurima, mvura yekunwa yakasvibiswawo kusvika pamwero wakasiyana. Pakati pemakore ekuma1990, kambani yakagadzira chirongwa cheMBR nemabasa ekubvisa nitrogen yebiological, kushambadza kwezvipembenene uye kubvisa turbidity panguva imwe chete, iyo nitrogen concentration mumatope iri pasi pe 0.1mgNO2 / L, uye kushandiswa kwepesticide kuduku. kupfuura 0.02μg/L.
4. Fecal sewage kurapwa
Izvo zviri mukati meiyo organic matter mufecal sewage yakakwira zvakanyanya, iyo yechinyakare denitrification kurapwa nzira inoda yakakwira sludge concentration, uye iyo yakasimba-yemvura yekuparadzanisa haina kugadzikana, iyo inokanganisa mhedzisiro yekurapwa kwepamusoro. Kubuda kweMBR kunogadzirisa dambudziko iri zvakanaka, uye kunoita kuti zvikwanise kurapa tsvina yetsvina yakananga pasina dilution.
5. Kuraswa kwemarara/fertilizer leachate treatment
Leachate yemarara/compost ine huwandu hwakanyanya hwezvinosvibisa, uye kunaka kwayo nehuwandu hwemvura zvinosiyana nemamiriro ekunze uye mamiriro ekushanda. MBR tekinoroji yakashandiswa mumiti yakawanda yekuchenesa tsvina pamberi pe1994. Kuburikidza nekubatanidzwa kweMBR neRO tekinoroji, kwete chete SS, organic matter uye nitrogen zvinogona kubviswa, asiwo munyu nesimbi inorema inogona kubviswa zvinobudirira. Iyo MBR inoshandisa musanganiswa unongoitika webhakitiriya kuputsa mahydrocarbons nemakomisheni eklorini mu leachate uye inobata zvinosvibisa munzvimbo dzakapetwa 50 kusvika ku100 dzakakwirira kupfuura dzemazuva ese ekuchenesa mvura yetsvina. Chikonzero chechiitiko ichi chekurapa ndechekuti MBR inogona kuchengetedza mabhakitiriya anoshanda zvakanyanya uye kuwana huwandu hwehutachiona hwe5000g/m2. Muyedzo yemutyairi wemumunda, COD yemvura inopinza inosvika mazana akati wandei kusvika 40000mg/L, uye chiyero chekubvisa chezvinosvibisa chinodarika makumi mapfumbamwe%.
Tarisiro yekusimudzira yeMBR membrane:
Nzvimbo dzakakosha uye nzira dzekushandisa
A. Kukwidziridzwa kwenzvimbo dziripo dzekuchenesa tsvina dzemumaguta, kunyanya zvidyarwa zvemvura zvine hutsvinda hwayo hwakaoma kuzadzisa chiyero kana kuti kuyerera kunowedzera zvakanyanya uye iyo nzvimbo isingagoni kuwedzerwa.
B. Nzvimbo dzekugara dzisina drainage network system, senge nzvimbo dzekugara, nzvimbo dzevashanyi, nzvimbo dzinoyevedza, nezvimwe.
C. Nzvimbo kana nzvimbo dzine zvinodikanwa zvekushandisa zvakare tsvina, semahotera, mawachiro emotokari, ndege dzevatyairi, zvimbuzi zvinofamba, nezvimwewo, zvinopa kutamba kwakazara kune hunhu hweMBR, senge nzvimbo diki yepasi, compact midziyo, otomatiki kutonga, kuchinjika uye nyore. .
D. High concentration, ine chepfu, yakaoma kusvibisa maindasitiri etsvina kurapwa. Senge bepa, shuga, doro, dehwe, synthetic fatty acids uye mamwe maindasitiri, inzvimbo yakajairika sosi kusvibiswa. MBR inogona kunyatso gadzirisa mvura yetsvina iyo isingakwanise kusangana neyakajairwa kurapwa maitiro uye kuona kushandiswa zvakare.
E. Landfill leachate kurapwa uye kushandiswa zvakare.
F. Kushandiswa kwemiti miduku yetsvina (zviteshi). Hunhu hwemembrane tekinoroji akakodzera kwazvo kurapa diki-diki sewage.
Membrane bioreactor (MBR) system yave imwe yetekinoroji nyowani yekuchenesa mvura yetsvina uye kushandiswa zvakare kwemvura yetsvina nekuda kwemhando yayo yakachena, yakajeka uye yakagadzikana. Mumazuva ano ari kuramba achiomesera mamiriro enzvimbo yemvura, MBR yakaratidza kugona kwayo kusimudzira, uye ichava mukwikwidzi akasimba kutsiva tekinoroji yekuchenesa mvura yetsvina mune ramangwana.