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Kusungunuka kwa Air Flotation

Kusungunuka mpweya flotation makina makamaka ntchito olimba - madzi kapena madzi - madzi kulekana. Kudzera mpweya kuvunda ndi kumasulidwa dongosolo mu madzi zinyalala kutulutsa ambiri thovu zabwino, kotero kuti amatsatira kachulukidwe wa olimba kapena madzi particles pafupi ndi madzi mu madzi onyansa, chifukwa mu kachulukidwe wonse zosakwana boma la madzi, ndi kudalira buoyance kuti kukwera pamwamba pa madzi, kuti akwaniritse cholinga cha sepaliquid olimba-liquid.

    Chiyambi cha Ntchito

    Njira Yoyeretsera Madzi Otayidwa ya Air Flotation:

    Kusungunuka mpweya mpope mpweya flotation luso ndi mtundu watsopano wa luso mpweya flotation kukula m'zaka zaposachedwapa, luso limeneli akugonjetsa zofooka za kusungunuka mpweya flotation luso ndi zipangizo zambiri wothandiza, mowa mkulu mphamvu ndi thovu lalikulu opangidwa ndi vortex concave mpweya flotation luso, ndipo ali ndi makhalidwe a mowa otsika mphamvu. Pampu yamagetsi yosungunuka imagwiritsa ntchito pampu ya vortex kapena pampu yamadzimadzi yamafuta ambiri. Mfundo yake ndi yakuti mpweya ndi madzi zimalowa mu chipolopolo cha mpope pamodzi pakhomo la mpope. Choyambitsa chomwe chili ndi liwiro lalikulu chimadula mpweya wopumira kukhala thovu laling'ono nthawi zambiri. The kuwira awiri opangidwa ndi kusungunuka mpweya mpope zambiri 20 ~ 40μm, pazipita solubility wa mpweya mpweya kufika 100%, ndi pazipita mpweya zili kusungunuka mpweya madzi kufika 30%. Ntchito ya mpope ikhoza kukhala yokhazikika pamene kusintha kwa kayendetsedwe kake kakusintha komanso kusinthasintha kwa mpweya wa mpweya, zomwe zimapereka machitidwe abwino oyendetsera kayendetsedwe ka mpope ndi kayendetsedwe ka kayendetsedwe ka mpweya.

    xq (1)lt7

    Kusungunuka mpweya mpope mpweya flotation zinyalala zipangizo mankhwala madzi wapangidwa flocculation chipinda, kukhudzana chipinda, olekanitsa chipinda, slag scraping chipangizo, kusungunuka mpweya mpope, kumasula chitoliro ndi mbali zina. Mfundo yoyendetsera madzi otayira pamlengalenga ndi iyi: Choyamba, madzi amachotsedwa ndi mpope wosungunuka ngati madzi a reflux kuti apange madzi osungunuka (madzi osungunuka am'mlengalenga amakhala odzaza ndi thovu zambiri zabwino panthawiyi). The kusungunuka mpweya madzi amamasulidwa m'madzi a kukhudzana chipinda kudzera kumasulidwa chitoliro. Ma thovu ang'onoang'ono amawuka pang'onopang'ono ndikumamatira ku tinthu tating'onoting'ono, kupanga thupi loyandama lokhala ndi kachulukidwe kakang'ono kuposa madzi, kuyandama pamadzi, kupanga scum, ndikupita patsogolo pang'onopang'ono ndi madzi kulowa m'chipinda cholekanitsa. Kenako chithovucho chimachotsedwa ndi chipangizo chopalira. Madzi oyera amachotsedwa ndi malamulo osefukira kuti amalize ntchito yoyendetsa mpweya.

    Ukadaulo wa zida zopangira mpweya wa pampu ya mpweya wosungunuka ndi wokhwima, ndipo chipangizo cha EDUR chapamwamba kwambiri cha aeration chimagwiritsidwa ntchito kwambiri. Chipangizo choyendetsa mpweya cha EDUR chimatenga ubwino wa vortex concave air flotation kuti adule thovu ndi kusungunuka kwa mpweya woyandama kuti akhazikitse mpweya wosungunuka. Dongosolo lonse limapangidwa makamaka ndi mpweya wosungunuka, zida zoyandama mpweya, slag scraper, makina owongolera ndi zida zothandizira.

    xq (2) uwu

    Pressure kusungunuka mpweya flotation (DAF) ndi oyambirira ntchito zinyalala mankhwala ukadaulo mu mpweya flotation luso, oyenera zochizira turbidity otsika, chrominance mkulu, okhutira organic, okhutira otsika mafuta, otsika surfactant zili kapena madzi zinyalala wolemera mu algae, chimagwiritsidwa ntchito papermaking, kusindikiza ndi utoto, electroplating, mafuta mafakitale mankhwala, mafuta regefini mankhwala. Poyerekeza ndi njira zina zoyandama mpweya, ili ndi ubwino wa katundu wambiri wa hydraulic ndi dziwe laling'ono. Komabe, njira yake yovuta, kugwiritsa ntchito mphamvu zazikulu, phokoso la compressor, etc., kuchepetsa kugwiritsa ntchito kwake.

    Malinga ndi mitundu ndi katundu wa zolimba inaimitsidwa zili zimbudzi, kuyeretsedwa digirii ya madzi mankhwala ndi njira zosiyanasiyana kuthamanga, pali njira zitatu zofunika: lonse ndondomeko kusungunuka mpweya zoyandama njira, tsankho kusungunuka mpweya zoyandama njira ndi tsankho reflux kusungunuka mpweya zoyandama njira.

    (1) Njira yonse yosungunuka mpweya woyandama
    Njira yonse yoyandama mpweya wosungunuka ndikukakamiza zimbudzi zonse ndi mpope ndikubaya mpweya isanayambe kapena itatha mpope. Mu thanki ya gasi yosungunuka, mpweya umasungunuka mu zimbudzi, ndiyeno zimbudzi zimatumizidwa mu thanki yoyandama ya mpweya kudzera mu valve yochepetsera kuthamanga. Ambiri thovu ang'onoang'ono aumbike mu zimbudzi kutsatira emulsified mafuta kapena inaimitsidwa nkhani mu zinyalala ndi kuthawa pamwamba pa madzi, kupanga zinyalala pamwamba pa madzi. Chinyezicho chimatulutsidwa mu thanki ya zinyalala ndi scraper, ndipo chitolirocho chimatulutsidwa kunja kwa dziwe. Zonyansa zotayidwa zimatayidwa kudzera mu weir osefukira ndi paipi yotulutsa.

    The kusungunuka mpweya mu ndondomeko lonse ndi lalikulu, amene kumawonjezera mwayi kukhudzana particles mafuta kapena inaimitsidwa particles ndi thovu. Pansi pa momwe madzi amachitira chimodzimodzi, ndi ang'onoang'ono kuposa thanki yoyandama ya mpweya yomwe imafunidwa ndi njira ya refluxion yosungunuka yosungunuka, motero kuchepetsa ndalama zowonongeka. Komabe, chifukwa zimbudzi zonse zimadutsa pampopi yoponderezedwa, kuchuluka kwa emulsification kwa zimbudzi zamafuta kumawonjezeka, ndipo pampu yokakamiza ndi thanki yamafuta osungunuka ndizokulirapo kuposa njira ziwirizi, kotero kuti ndalama ndikugwiritsa ntchito mphamvu zamagetsi ndizokulirapo.

    (2) Njira yoyandama pang'ono ya mpweya
    Tsankho kusungunuka mpweya zoyandama njira ndi kutenga mbali ya zimbudzi kuthamanga ndi kusungunuka mpweya, ena onse zimbudzi mwachindunji mu mpweya zoyandama thanki ndi wothira kusungunuka zimbudzi mpweya mu thanki zoyandama mpweya. Makhalidwe ake ndi: poyerekeza ndi ndondomeko yonse ya kusungunuka mpweya zoyandama chofunika kuthamanga mpope ndi yaing'ono, kotero mowa mphamvu ndi otsika.

    Kupita patsogolo kwaposachedwa pakuwongolera gasi wonyansa kukuwonetsa kupita patsogolo kwakukulu pakuthana ndi zovuta zachilengedwe komanso kumapereka mwayi kwa mabizinesi kuti azichita bwino m'njira yokhazikika komanso yosawononga chilengedwe. Yankho latsopanoli liyenera kukhala ndi zotsatira zabwino pazamankhwala otayira gasi komanso kuteteza chilengedwe ndi lonjezo lake lakuchita bwino kwambiri, zotsika mtengo zogwirira ntchito komanso kuyipitsa kwachiwiri kwa zero.

    xq (3)6q7

    (3) Njira yoyandama yapang'ono ya reflux

    Tsankho reflux kusungunuka mpweya mpweya zoyandama njira ndi kutenga mbali ya kuchotsa mafuta pambuyo effluent reflux kwa kuthamanga ndi kusungunuka mpweya, pambuyo yafupika kuthamanga mwachindunji mu mpweya zoyandama thanki, wothira zimbudzi kuchokera thanki flocculation ndi zoyandama mpweya. Njira yobwereranso nthawi zambiri imakhala 25% ~ 100% ya zimbudzi. Makhalidwe ake ndi: madzi oponderezedwa, chigawo chogwiritsira ntchito mphamvu; Njira yakuyandama kwa mpweya sikulimbikitsa emulsification; Alum maluwa mapangidwe zabwino, ndi flocculant mu effluent ndi zochepa; Voliyumu ya thanki yoyendetsa mpweya ndi yayikulu kuposa njira ziwiri zam'mbuyomu. Pofuna kukonza chithandizo cha kuyandama kwa mpweya, coagulant kapena air flotation wothandizira nthawi zambiri amawonjezeredwa ku zinyalala, ndipo mlingo umasiyana ndi madzi, omwe nthawi zambiri amatsimikiziridwa ndi mayeso.

    Malinga ndi chiphunzitso cha mpweya kuyandama, tsankho reflux kuthamanga kusungunuka mpweya flotation njira akhoza kupulumutsa mphamvu, ntchito mokwanira coagulant, ndi zotsatira za mankhwala ndi bwino kuposa zonse kuthamanga kusungunuka mpweya flotation ndondomeko. Mankhwalawa ndi abwino kwambiri pamene chiŵerengero cha reflux ndi 50%, kotero kuti njira ya reflux yowonongeka yomwe imasungunuka mpweya ndiyo njira yomwe imagwiritsidwa ntchito kwambiri poyendetsa madzi otaya madzi.

    Zofunikira pakugwira ntchito ndi kuwongolera kwa kuyandama kwa mpweya wopukutidwa ndi kotani?

    Machitidwe a Pressurized dissolved air flotation (DAF) amagwiritsidwa ntchito kwambiri pokonza madzi otayira kuti achotse bwino zolimba zoyimitsidwa, mafuta, mafuta, ndi zoipitsa zina kuchokera kumadzi otayidwa m'mafakitale ndi matauni. Komabe, kuwonetsetsa kugwira ntchito moyenera komanso kuwongolera kachitidwe ka DAF kopanikizika, zofunikira zina ziyenera kukwaniritsidwa.

    xq (4)37e

    1.operators ayenera kuyang'anitsitsa ndondomeko ya coagulation mu tank reaction ndi khalidwe la utsi kuchokera ku tank flotation kuti asinthe mlingo wa coagulants molingana. Ndikofunikira kupewa kutsekeka kwa thanki ya dosing, yomwe ingasokoneze njira yonse ya chithandizo.

    2.mkhalidwe wa pamwamba pa thanki yoyandama uyenera kuwonedwa nthawi zonse. Kupezeka kulikonse kwa thovu lalikulu la mpweya m'madera ena a thanki kungasonyeze vuto ndi wotulutsa, lomwe liyenera kuyang'aniridwa ndi kuthetsedwa mwamsanga.

    3.othandizira ayenera kumvetsetsa ndondomeko ya kupanga sludge ndikuzindikira njira yoyenera yokolopa kuti achotse matope ochuluka kuchokera ku dongosolo la DAF. Izi ndizofunikira kuti dongosololi likhale logwira ntchito bwino komanso kupewa kuchulukirachulukira kwa zolimba.

    4. Kuwongolera koyenera kwa mlingo wa madzi mu thanki ya mpweya yosungunuka yopanikizidwa n'kofunikanso pa ntchito ya dongosolo. Izi zimapangitsa kuti chiŵerengero chokhazikika cha mpweya ndi madzi chikhale chokhazikika komanso chokhazikika, chomwe chili chofunikira kwambiri pakuyandama.

    5.kusintha kwa mpweya kuchokera ku compressor kuyenera kupangidwa kuti zikhalebe ndi mphamvu yogwira ntchito ya tank mpweya wosungunuka. Izi, zimatsimikiziranso mphamvu ya kusungunuka kwa mpweya m'madzi.

    6.Kulamulira kwa madzi mu thanki yoyandama n'kofunikanso kuti madzi asamayende bwino. M'nyengo yozizira, madzi akakhala otsika, ndikofunikira kuonjezera kutuluka kwa madzi a reflux kapena kuthamanga kwa mpweya kuti muwonetsetse kuti madzi akuyenda bwino.

    7.kusunga zolemba zatsatanetsatane zogwirira ntchito ndikofunikira. Izi ziphatikizepo zambiri zokhudzana ndi kuchuluka kwa madzi oyeretsedwa, kuchuluka kwa madzi abwino, mlingo wa mankhwala, chiŵerengero cha mpweya ndi madzi, kuthamanga kwa thanki ya mpweya, kutentha kwa madzi, kugwiritsira ntchito mphamvu, kukolopa kwa zinyalala, chinyezi cha matope, ndi khalidwe la madzi otayira.

    Pomaliza, potsatira izi, ogwira ntchito amatha kuwonetsetsa kuti magwiridwe antchito akuyenda bwino komanso ogwira mtima amagetsi osunthika osunthika m'malo opangira madzi onyansa.

    Tanki ya Air Yosungunuka

    Ndi zigawo ziti zamatangi amafuta omwe amagwiritsidwa ntchito kwambiri? Kodi matanki a gasi osungunuka ndi ati?
    Tanki yamafuta osungunuka imatha kuwotcherera ndi mbale wamba yachitsulo ndipo chithandizo cha anticorrosive chikhoza kuchitika mu thanki. Kapangidwe kake mkati ndi wosavuta, palibe kulongedza za dzenje kusungunuka mpweya thanki kuwonjezera masanjidwe a chitoliro madzi ali ndi zofunika zina, ndi wamba chopanda thanki. Pali zambiri zodziwika za matanki a gasi osungunuka, ndipo chiŵerengero cha kutalika kwa m'mimba mwake nthawi zambiri chimakhala 2 ~ 4. Matanki ena osungunuka amaikidwa mopingasa, ndipo kutalika kwa thanki kumagawidwa m'magawo olowera madzi, gawo lolongedza ndi gawo lotulutsira madzi m'mbali mwake. Kulowera kwamadzi ndi kutulutsa kwa tanki yamafuta osungunuka kumakhala kokhazikika, ndipo zonyansa zomwe zili munjirayo zitha kulumikizidwa kuti zipewe kutsekeka kwa chipangizo chotulutsa mpweya wosungunuka.

    Ntchito ya kuthamanga kusungunuka kwa gasi thanki ndikupangitsa madzi kukhudzana kwathunthu ndi mpweya ndikulimbikitsa kusungunuka kwa mpweya. Kupanikizika kusungunuka kwa gasi thanki ndi chida chofunikira chomwe chimakhudza mphamvu ya gasi wosungunuka, mawonekedwe ake akunja amapangidwa ndi cholowera chamadzi, cholowera mpweya, mawonekedwe otulutsa chitetezo cha valve, galasi loyang'ana, pakamwa pakamwa, kutulutsa mpweya, doko lotulutsa, gitala, kutulutsa madzi, kulowa mu dzenje ndi zina zotero.

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    Pali mitundu yambiri ya matanki osungunuka, omwe amatha kudzazidwa ndi mtundu wa baffle, mtundu wa mbale yamaluwa, mtundu wodzaza, mtundu wa turbine ndi zina zotero. Kudzaza mu thanki kumatha kupititsa patsogolo mphamvu ya tanki yamafuta osungunuka. Chifukwa kulongedza katundu akhoza kukulitsa mlingo wa chipwirikiti, kusintha kupezeka digiri ya madzi gawo, nthawi zonse kusintha mawonekedwe pakati madzi gawo ndi mpweya gawo, kuti patsogolo dzuwa kuvunda mpweya. Pali mitundu yosiyanasiyana ya zodzaza, ndipo kafukufukuyu akuwonetsa kuti kusungunuka kwa gasi kwa mphete yamasitepe ndikokwera kwambiri, komwe kumatha kufika kupitilira 90%, kutsatiridwa ndi mphete ya Rasi, ndipo coil yamalata ndiyotsika kwambiri, yomwe imayamba chifukwa cha mawonekedwe osiyanasiyana a geometric a zodzaza.

    Kusungunuka mpweya kutulutsa chipangizo
    Kodi zotulutsa gasi zomwe zimagwiritsidwa ntchito kwambiri ndi ziti?
    Kusungunuka mpweya wotulutsa ndi chida pachimake cha njira zoyandama mpweya, ntchito yake ndi kumasula mpweya mu kusungunuka mpweya madzi mu mawonekedwe a thovu zabwino, kuti amamatire bwino inaimitsidwa zonyansa mu zimbudzi kuchitiridwa. Zotulutsa zomwe zimagwiritsidwa ntchito kwambiri ndi mtundu wa TS, mtundu wa TJ ndi mtundu wa TV.

    xq (6)xqt

    Kodi matanki oyendetsa mpweya ndi otani?
    Pali mitundu yambiri ya tanki ya air flotation. Malinga ndi mawonekedwe amadzi otayirira, zofunikira zamankhwala ndi mikhalidwe yosiyanasiyana yamadzi oti ayeretsedwe, pakhala pali mitundu yosiyanasiyana ya thanki yoyandama ya mpweya kuti igwiritsidwe ntchito, kuphatikiza ma advection ndi oyenda ofukula, masikweya ndi kuzungulira, komanso kuphatikiza kuyandama kwa mpweya ndikuchita, mpweya, kusefera ndi njira zina.

    (1) Thanki yopingasa mpweya ndiyomwe imagwiritsidwa ntchito kwambiri ndi thanki, ndipo thanki yochitiramo ndi thanki yoyendetsa mpweya nthawi zambiri zimamangidwa palimodzi. Pambuyo zimene, zimbudzi amalowa mpweya flotation kukhudzana chipinda kuchokera pansi pa dziwe thupi, kuti thovu ndi floc mokwanira kukhudzana ndiyeno kulowa mpweya flotation kulekana chipinda. Chithovu pamtunda wa dziwe chimaponyedwa mu thanki yosonkhanitsa slag ndi slag scraper, ndipo madzi oyera amasonkhanitsidwa ndi chitoliro chosonkhanitsa pansi pa chipinda cholekanitsa.

    (2) Ubwino wa vertical flow flotation tank ndikuti chipinda cholumikizira chili pakatikati pa thanki, ndipo madzi akuyenda mozungulira. Ma hydraulic mikhalidwe ndiyabwino kuposa yopingasa yotuluka unilateral outflow, ndipo ndikosavuta kugwirizana ndi njira zotsatsira. Kuipa kwake ndikuti kuchuluka kwa magwiritsidwe ntchito a tanki ndi otsika, ndipo ndizovuta kulumikizana ndi thanki yam'mbuyomu.

    (3) The Integrated mpweya flotation thanki akhoza kugawidwa mu mitundu itatu: mpweya akuyandama-kuchita-thupi mtundu, mpweya akuyandama-mphepo-thupi mtundu, mpweya akuyandama-sefa-thupi mtundu.

    xq (7)b2q

    Kodi zofunika zazikulu za air flotation tank slag scraper ndi ziti?
    (1) Unyolo wamtundu wa slag scraper nthawi zambiri umagwiritsidwa ntchito ngati thanki yaing'ono yamakona anayi yoyandama. Mlatho wamtundu wa slag scraper ukhoza kugwiritsidwa ntchito ngati thanki yayikulu yamakona anayi yoyandama (kutalika kuzikhala pansi pa 10m). Kwa thanki yozungulira yozungulira mpweya, pulaneti slag scraper (m'mimba mwake ndi 2 ~ 10m) imagwiritsidwa ntchito.

    (2) Chiwerengero chochuluka cha scum sichikhoza kuchotsedwa nthawi kapena slag wosanjikiza imasokonezeka kwambiri pamene ikuwombera, mlingo wamadzimadzi ndi slag scraping ndondomeko ndi yosayenera pamene ikuwombera, ndipo makina opangira slag akuyenda mofulumira kwambiri adzakhudza zotsatira za mpweya.

    (3) Pofuna kuti kuthamanga kwa scraper kusakhale kwakukulu kuposa kuthamanga kwa scum kusefukira mu thanki yosonkhanitsa slag, kuthamanga kwa scraper kuyenera kuyendetsedwa pa 50 ~ 100mm / s.

    (4) Malingana ndi kuchuluka kwa slag, ikani nthawi yothamanga ya slag scraper.

    Kodi ziyenera kutsatiridwa ndi chiyani pakuwongolera njira yoyatsira mpweya wopanikizidwa wosungunuka?
    (1) Asanatumize madzi, choyamba, payipi ndi thanki ya gasi yosungunuka iyenera kutsukidwa mobwerezabwereza ndi kutsukidwa ndi mpweya woponderezedwa kapena madzi othamanga kwambiri mpaka pasakhale zonyansa zotsekedwa mosavuta, ndikuyika mpweya wosungunuka.

    (2) Vavu yoyang'anira iyenera kuyikidwa pa chitoliro cholowera kuti madzi asagwerenso mu kompresa ya mpweya. Musanatumize, fufuzani ngati valavu yoyang'ana pa payipi yolumikiza thanki yosungunuka ndi mpweya wa compressor ikulozera ku thanki yosungunuka. Pogwira ntchito, kutulutsa kwa kompresa ya mpweya kuyenera kukhala kwakukulu kuposa kukakamiza kwa thanki ya gasi yosungunuka, ndiyeno mutsegule valavu papaipi ya mpweya woponderezedwa kuti muyike mpweya mu thanki ya gasi yosungunuka.

    (3) Yambitsani dongosolo la mpweya wosungunuka ndi mpweya wosungunuka ndi madzi oyera poyamba, ndiyeno lowetsani zimbudzi mu thanki yomwe imayendera pambuyo poyendetsa bwino.

    (4) Valavu yotulutsa mpweya wosungunuka wa gasi iyenera kutsegulidwa kwathunthu kuti madzi asatsekedwe pa valve yotuluka, kotero kuti thovu limasulidwa pasadakhale ndikuphatikizidwa kuti likhale lalikulu.

    (5) Yang'anirani valavu yosinthira madzi kapena mbale yosinthika ya dziwe loyandama, ndikukhazikitsa madzi a dziwe loyandama pa 5 ~ 10cm pansi pa kagawo ka slag. Madzi akakhazikika, sinthani kuchuluka kwa madzi ochizira ndi cholowetsa madzi ndi valavu yotulutsira madzi mpaka kuchuluka kwa madzi opangirako kufikire.

    (6) Chipsinjocho chikachuluka kufika pa makulidwe oyenera (5 ~ 8cm), yambitsani chofufutira cha slag, ndipo fufuzani ngati kukwapula kwa slag ndi kutulutsa kwa slag kuli kwabwinobwino, komanso ngati madzi otayira akukhudzidwa.

    Kodi ndi zinthu ziti zomwe zikuyenera kuyang'aniridwa pakugwira ntchito tsiku ndi tsiku ndi kasamalidwe ka makina oyendetsa mpweya?

    xq (8)gqg

    (1) Poyang'ana, fufuzani mlingo wa madzi mu thanki ya mpweya wosungunuka kupyolera mu dzenje kuti muwonetsetse kuti madzi samasefukira pamtunda wosanjikiza ndipo amakhudza mpweya wosungunuka, komanso osachepera 0.6m kuteteza mpweya wambiri wosasungunuka kutuluka m'madzi.

    (2) Samalani kuti muyang'ane dziwe lamadzi otayira pamtunda poyang'anira. Zikapezeka kuti zinyalala zomwe zili pamalo olumikiziranawo sizili zofananira ndipo madzi a m'derali akugwedezeka mwamphamvu, zitha kukhala kuti chipangizocho chimatsekedwa kapena kutayidwa, ndipo chimafunika kukonza ndikusintha munthawi yake. Zikapezeka kuti scum pamwamba m'dera kulekana ndi lathyathyathya ndi dziwe pamwamba nthawi zambiri thovu lalikulu, zimasonyeza kuti adhesion pakati thovu ndi zonyansa flocs si zabwino, ndipo m'pofunika kusintha mlingo kapena kusintha mtundu wa coagulant.

    (3) Pamene kutentha kwa madzi otsika m'nyengo yozizira kumakhudza coagulation, kuwonjezera pakuchitapo kanthu kuti muwonjezere mlingo, chiwerengero cha ma microbubbles ndi kumamatira kwawo ku floc kungathenso kuwonjezeka powonjezera madzi obwerera kumbuyo kapena kuthamanga kwa mpweya wosungunuka, kuti apange kuchepa kwa ntchito yoyandama ya floc ndi mpweya chifukwa cha kuwonjezeka kwa madzi ndi kuonetsetsa kuti madzi akuyenda bwino.

    (4) Pofuna kuti asakhudze khalidwe la madzi otayira, mlingo wa madzi mu thanki uyenera kukwezedwa pamene tikupala slag, choncho tiyenera kumvetsera kudzikundikira kwa zochitika zogwirira ntchito, kufotokoza mwachidule makulidwe abwino kwambiri a scum ndi madzi, nthawi zonse kuthamanga slag scraper kuchotsa zinyalala, ndikukhazikitsa ndondomeko ya slag yomwe ikugwirizana ndi zochitika zenizeni.

    (5) Malinga ndi flocculation wa anachita thanki. Ubwino wa madzi otayira m'malo olekanitsa a thanki yoyandama ya mpweya uyenera kusinthidwa munthawi yake, ndipo magwiridwe antchito a chubu la dosing ayenera kuyang'aniridwa nthawi zambiri kuti asatsekeke (makamaka m'nyengo yozizira).

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