Horizontal Screw Decanter Centrifuge don Rabuwar Mai-tsaftataccen Ruwa
2024-10-30
Aikace-aikacen na'urar cire ruwa ta screw centrifugal a cikin kula da najasa na masana'antu
Rarraba: Tsarin maganin wari
Sunan masana'antu: gonar kiwo
Wurin samar da gurɓataccen iska: yankin filin kiwo, cibiyar kula da taki (tasha)
Haɓakar iskar gas: ammonia, hydrogen sulfide, da dai sauransu
Ingantaccen aikin tsabtace iskar gas: 90%
Tsarin Jiyya na Odor: Hasumiyar deodorization na nazarin halittu
Me ake yawan amfani da na'urar bushewa?
Na'ura mai kashewa na iya ajiye daskararrun barbashi cikin laka bayan sun zauna ba tare da sun ratsa cikin jikin gaba daya ba, kuma na'urar daukar hoto za ta iya cire ta kai tsaye ta wurin mashigin laka. A cikin wurin zama na drum, ƙwanƙolin karkace mai ɗaukar hoto yana ɗaukar nau'in kintinkiri, wanda ke rage tasirin dunƙulewa akan ruwan rabuwa. An inganta tasirin rabuwa. Ana sarrafa tsagi a cikin bangon ciki na ganga don hana lalacewa na karkace jiki da ruwan wuka, kuma an shigar da shingen carbide da aka yi da siminti a cikin ɓangaren da ke goge laka na ruwan karkace; The dunƙule feed tashar jiragen ruwa da kuma drum slag kanti suna sanye take da wuya gami hannun riga mai maye gurbinsu don bunkasa lalacewa juriya. Decanter centrifuge yana da kyakkyawan juriya na lalacewa da tsawon sabis. An shigar da farantin tsaka-tsakin centrifuge a tsaka-tsakin tsaka-tsakin karkace madaidaiciya da sashin mazugi, don haka lokaci mai ƙarfi ya ƙara matsawa kuma lokaci mai ƙarfi ya bushe. Zurfin tafkin ruwa yana da zurfi, kuma yanayin ruwa yana ɗaukar lokaci mai tsawo don bayyana a cikin ganga.
An shigar da farantin da ke gudana na decanter centrifuge akan madaurin ƙarshen dunƙule a gefen ciki na murfin ƙarshen magudanar ruwa. Tsarin fayafai ne, kuma an tanadar da cibiyar da rami mai hawan igiya, kuma an buɗe rukunin ramukan kwarara daidai gwargwado a kusa da ramin hawan igiya. Zai iya guje wa ƴan ƙwaƙƙwaran ɓangarorin lokacin da aka fitar da lokacin ruwa, kuma ruwan ya fi bayyana. A m lokaci cewa ba ya daidaita zuwa kasa kuma za a karkace zuwa slag kanti, da m lokaci dawo kudi ne mafi girma. Ainihin maye gurbin hanyoyin magani na asali da na baya, inganta ingantaccen magani, rage farashin jiyya, kare muhallin birni, da cimma wayewar gini a wurin. Yana iya daidai da lokacin daidaita saurin bambance-bambancen don tabbatar da ingantaccen tasirin rabuwa na decanter centrifuge. Drum mai jujjuyawa mai sauri yana sanye da dunƙulewar ciyarwa, wanda ke jujjuya shi daidai da drum, amma bambancin saurin tsakanin su biyun yana haifar da bambanci. Dakatarwar ta shiga cikin injin daga bututun ciyarwa. A ƙarƙashin aikin ƙarfin centrifugal, ƙaƙƙarfan lokaci na dakatarwa an daidaita shi akan bangon ciki na drum.
Ka'idar dewatering na decanter centrifuge
A kwance dunƙule centrifugal dewatering inji ne yafi hada da drum, dunƙule, bambanci, feed tashar jiragen ruwa, ruwa lokaci kanti, m lokaci kanti, ruwa matakin baffle, drive tsarin da kuma kula da tsarin.
Ka'idar rabuwa na decanter centrifuge ita ce amfani da nauyi daban-daban da ƙarfin centrifugal na kayan don raba ƙarfi da ruwa. ƙayyadaddun ƙa'idodin aiki shine kamar haka: 1. Ana aika cakudaccen ruwa mai ƙarfi da za a raba a cikin jujjuyawar silinda na centrifuge na decanter ta wurin mai ɗaukar hoto. 2. Lokacin da silinda mai jujjuya yana jujjuyawa a babban gudu, an raba kayan ta hanyar ƙarfin centrifugal. Ana ajiye kayan abu mai nauyi akan bangon Silinda kuma ya faɗi ƙasa don samar da Layer na ciki na harsashi, yayin da kayan haske ke tashi zuwa ɓangaren ciki na harsashi centrifugal a ƙarƙashin aikin ƙarfin centrifugal. 3. Ƙaƙƙarfan barbashi suna motsawa tare da mai ɗaukar kaya zuwa wurin fita kuma ana fitar da su ta hanyar daɗaɗɗen ƙaƙƙarfan, yayin da ruwan da aka tsabtace yana fitar da ruwa daga cikin ruwa a tsakiyar tsakiyar centrifuge. Ka'idar aiki na decanter centrifuge yana da sauƙi kuma mai sauƙin fahimta, kuma kayan aiki suna da nau'o'in aikace-aikace masu yawa, waɗanda za a iya amfani da su a masana'antar sinadarai, magani, abinci, kare muhalli da sauran fannoni. A lokaci guda kuma, kayan aiki yana da inganci mai kyau da tasiri mai kyau na rabuwa, don haka masana'antu sun fi so.
Nau'in zaɓi da bincike na siga na tsarin decanter centrifugal dewatering machine
1. Halayen sludge masana'antu
Ruwan sharar gida na masana'antu (a nan galibi yana nufin masana'antar sinadarai, bugu da rini, yin takarda da sauran ruwan sharar masana'antu) ya ƙunshi babban adadin fiber, ƙazantattun injiniyoyi, sinadarai masu saura, da sauransu. Ragowar ƙazanta, zaruruwa da sinadarai da suka rage da kuma ƙazantar injina a cikin ruwan datti ana fitar da su ta hanyar najasa kuma suna kwarara cikin cibiyar kula da najasa ta tsakiya.
Babban halayen irin wannan sludge na masana'antu sune:
(1) Babban abun ciki na ƙazanta. Idan aka kwatanta da adadin sludge samar da najasa gida na birane, abun ciki na fiber da inji najasa ne babba, wanda shi ne m don inganta dewatering yi na sludge, da kuma adadin flocculation wakili ne in mun gwada da kadan. (2) Yawan samar da laka. Matsakaicin SS na najasa shuka ruwan shigar ruwa gabaɗaya 800 ~ 1200mg/L, kuma adadin busassun laka a kowace tan na samfuran ruwa ya kai 0.7 ~ 1.1 kg. (3) Sauƙi don samar da ammonia da hydrogen sulfide da sauran iskar gas masu lalata. Saboda yawancin albarkatun masana'antu sun ƙunshi sinadarai da sinadarai, ammonia da hydrogen sulfide da sauran iskar gas za su haifar da lalacewa, wanda ke da lalata sosai.
Zaɓin na'urar cire ruwa
Dangane da halaye da bukatun gudanarwa na sludge, an zaɓi na'ura mai ɗaukar hoto ta centrifugal dewatering inji tare da ƙaramin ƙira, ingantaccen rabuwa, ci gaba da ciyarwar atomatik da ingantaccen iska.
Binciken mahimman sigogin tsari
(1) Diamita na ganga da tsayi mai tasiri. Diamita da tsayin tsayin drum yana ƙayyade tasiri mai tasiri na yanki na sludge a cikin aiwatar da dewatering centrifugal, wanda ke rinjayar ikon sarrafa kayan aiki kai tsaye. Injin dewatering tare da babban diamita da tsayin tasiri mai tsayi na drum yana da babban yanki na sasantawa, wanda ke tsawaita lokacin zama na kayan a cikin drum, kuma tasirin rabuwa ya fi kyau a ƙarƙashin gudu guda. A lokaci guda, da dunƙule slag kai iya aiki na babban drum diamita ne babba. Ƙarƙashin ƙarfin jigilar slag guda ɗaya, centrifuge tare da ƙananan diamita na drum yana da ƙananan saurin bambance-bambance, wanda ya dace don rage yawan amfani da makamashi da asarar kayan aiki. (2) Ganga rabin mazugi. Girman ganga rabin mazugi kusurwa kai tsaye yana rinjayar saurin jigilar slag da tasirin bushewa na na'urar cire ruwa. Lokacin da ke raba sludge na biochemical wanda ke da wuya a rabu (mafi wuya fiye da sauran sludge don rabuwa), an saita ganga rabin mazugi a cikin 6 °, wanda ke da kyau don ƙara zurfin zurfin ruwa da inganta ƙimar dawo da sludge. Lokacin da akwai adadi mai yawa na zaruruwa a cikin sludge da za a raba kuma sludge na farko ya kai 60%, sludge yana da sauƙin rabuwa. An zaɓi kusurwar rabin-mazugi na kayan aiki don zama 8 °, wanda ke da kyau don inganta ingantaccen sufuri na slag, amma drum rabin-mazugi kusurwa yawanci ana sarrafa shi a cikin 10 °.
(3) Gudun ganga. Gudun jujjuyawar ganga kai tsaye yana ƙayyade ma'anar rabuwa. Lokacin da aka gano cewa abun ciki na laka na laka yana da yawa kuma tasirin warkewa ba shi da kyau, ya kamata a ƙara saurin juyawa na ganga don ƙara ƙarfin centrifugal don inganta ingantaccen abun ciki na laka. Duk da haka, gudun drum bai kamata ya zama babba ba, in ba haka ba zai halakar da sludge flocs, amma rinjayar dehydration sakamako. A aikace-aikacen aikace-aikacen, an gano cewa saurin drum ɗin da ya fi dacewa shine 2200 ~ 2400r / min. (4) Gudun bambanta. Gudun bambance-bambance shine saurin dangi tsakanin drum da mai ɗaukar dunƙule. Lokacin da ƙaƙƙarfan maida hankali na abinci na injin dewatering ya fi girma ko daidai da 3%, ya kamata a daidaita saurin bambance-bambancen yadda ya kamata, ta yadda ba da daɗewa ba za a fitar da simintin da ke cikin bangon ciki na drum daga mashin laka na drum. Lokacin da m taro na abinci na dewatering inji kasa da 3%, da bambanci gudun ya kamata a rage, da sedimentation lokaci ya kamata a tsawaita, da kuma kauri daga cikin laka ya kamata a kara, wanda shi ne dace don inganta m abun ciki na laka cake da sludge dawo da kudi.
Matsalolin gama gari da matakan magancewa a cikin sarrafa aiki
1.Matsalolin gama gari a farkon cirewa
(1) Turbidity na tacewa da ƙananan sludge dawo da kudi. Adadin dawo da sludge ya dogara ne akan tattara daskararrun daskararrun da aka dakatar a cikin tacewa. Lokacin da maida hankali na daskararrun da aka dakatar yana da girma, tacewa yana da hadari. Wani ɓangare na sludge ba ya samar da kek ɗin laka, amma an fitar da shi tare da tacewa kuma an mayar da shi zuwa tsarin tarin najasa, wanda ke rage tasirin maganin sludge na na'urar bushewa. A cikin mataki na farko na gyara kayan aiki, ban da la'akari da ko rabon laka da miyagun ƙwayoyi yana da kyau, yana da mahimmanci a yi la'akari da ko tsayin matakin baffle na ruwa a cikin centrifuge ya dace. Tsayin matakin baffle na ruwa kai tsaye yana rinjayar tasirin daidaitawa mai inganci na centrifuge da tsayin yankin bushewa. Lokacin da zurfin daɗaɗɗen ruwa a cikin drum ya yi ƙanƙara, ɓangarorin da ba su da tushe a saman Layer slag suna da sauƙin fitarwa tare da Layer na ruwa, kuma ƙimar dawo da sludge yana raguwa. Sabili da haka, lokacin da rabon laka zuwa miyagun ƙwayoyi ya dace kuma tacewa har yanzu yana da gajimare, za a iya ƙara yawan baffle matakin ruwa daidai don sanya tsayin baffle kusa da mahimmancin ƙimar ruwan ruwa (tsawowar turbidity da madaidaicin ma'aunin a cikin ruwa Layer). Bayan samun sakamako mai kyau, ana iya daidaita sauran kayan aiki bi da bi.
(2) Ana yawan toshe kayan a cikin ganga. Lamarin toshe kayan abu yakan faru a cikin drum. Wani nau'in toshe kayan abu yana faruwa a lokacin farawa na kayan aiki, wanda yawanci ke haifar da ƙararrawar jujjuyawar motsi yayin farawa. Bayan dubawa, an gano cewa akwai busasshen sludge a cikin ganga. Ƙara lokacin wankewa yayin rufewa na gaba har sai ruwan tacewa ya bayyana. Wani nau'i na toshewa yana faruwa a cikin aikin, wanda shine matsalar aiki da mutum ya yi, kamar yawan adadin sludge na abinci, da ƙarancin sarrafa saurin bambance-bambancen, yana haifar da tsawaita lokacin ɓacin rai, mai kauri mai kauri, yana haifar da toshe ganga. A wannan lokacin, za'a iya kawar da kuskure ta hanyar ƙara saurin bambance-bambance don hanzarta saurin isar da slag. Akwai kuma irin kayan tuki shine lalacewa ta hanyar tara m m a masana'antu na gama gari, saboda za a haɗe shi da ciki da na ciki, za a iya haɗe shi da na ciki da kayan masarufi. Don magance irin waɗannan matsalolin, ana canza na'urar yankan abinci daga yankan extrusion zuwa yankan ruwa, kuma ana buɗe murfin injin ɗin kuma a wanke shi akai-akai, wanda ke rage yawan toshe kayan. Makullin magance wannan nau'in toshewar shine don hana zanen filastik shiga cikin sludge daga tushen.
2.Matsalolin gama gari a cikin aiki
Ƙungiyoyin Biodeodorization suna da aikace-aikace a fadin masana'antu da sassa daban-daban, yana mai da su mafita mai mahimmanci da tasiri mai mahimmanci. Ana ƙara amfani da tsarin kula da halittu don magance matsalolin wari a masana'antu daban-daban, ciki har da samar da masana'antu, gyaran muhalli, noma da kiwo da sarrafa dabbobi da dai sauransu.
(1) Yanayin ciyar da sludge yana canzawa. Matsayin lalacewa na sludge a cikin ruwan sharar gida na masana'antu yana da tasiri mai girma akan kaddarorin sludge. Lokacin da abun ciki na fiber a cikin sludge yana da girma, sludge yana da sauƙi don bushewa, wanda zai iya rage yawan adadin flocculant kuma ya rage yawan ruwa. Lokacin da fiber a cikin sludge ya kasance gajere (yawanci tare da lalacewa), sludge yana da ɗanko mai yawa kuma ba shi da sauƙi don bushewa. Sabili da haka, ya kamata a rage yawan adadin abinci na dehydrator daidai, ya kamata a ƙara yawan dilution na wakili, kuma a inganta wurin tuntuɓar sludge na miyagun ƙwayoyi don tabbatar da sakamakon rashin ruwa. Matsalolin yanayi da canjin yanayin zafi kuma suna da babban tasiri akan kaddarorin sludge. Irin wannan tasirin gabaɗaya yana faruwa a lokacin canjin bazara da bazara da kaka da hunturu. Lokacin da zafin jiki ya yi ƙasa, ƙarancin cajin sludge mai kunnawa yana ƙasa da wancan lokacin da zafin jiki ya yi girma, ɓoyayyen ɓoyayyen ɓoyayyun sludge mai kunnawa ya ƙunshi ƙarin abubuwan viscous, sludge ya fi hydrophilic, kuma matsawa na sludge yana raguwa kuma yana da wahala a daidaita. A wannan lokacin, ya kamata a rage yawan adadin abinci na na'urar bushewa da kyau, ya kamata a ƙara yawan dilution rabo na flocculant, kuma ana iya ƙara gishirin baƙin ƙarfe zuwa sludge ɗin abinci don halakar da danko da kuma hydrophilicity na sludge, wanda yake da amfani don rage takamaiman juriya na sludge da inganta tace ruwa.
(2) Yin amfani da flocculant mara kyau. A cikin ɓangaren sludge dewatering, cationic polyacrylamide gabaɗaya ana amfani dashi azaman flocculant don rage ƙayyadaddun juriya na sludge, don haka sludge yana da sauƙin bushewa bayan rabuwar ruwa mai ƙarfi. Ba daidai ba aikace-aikace na flocculant zai kai ga matalauta sludge dewatering sakamako, low sludge dawo da kudi da kuma Pharmaceutical sharar gida. Lokacin zabar polyacrylamide, yakamata a yi la'akari da halayen decanter centrifugal dehydrator. A cikin aiki na centrifuge, drum yana jujjuya a cikin babban sauri, don samun sakamako mai kyau na laka-ruwa, Layer ajiya yana da ɗanɗano. Sabili da haka, nauyin kwayoyin polyacrylamide gaba ɗaya ba kasa da miliyan 10 ba, kuma ionity shine 50% ~ 70%. Matsakaicin adadin flocculant ya kamata ya zama matsakaici, kuma bai kamata a yi la'akari da tsabtar ruwan tacewa ba. Yawan wuce haddi na flocculant ba kawai sharar gida ba ne, har ma da kumfa a cikin ruwa mai tacewa, wanda ke kawo rashin jin daɗi ga gudanarwa. Gabaɗaya, ana ba da shawarar sarrafa ƙimar dawo da sludge a kusan kashi 95%, kuma tasirin bushewar ruwa da adadin flocculation na iya isa ga yanayin da ya fi dacewa a wannan lokacin. (3) Tasirin iskar iskar gas akan kayan aiki. Saboda gurbataccen iskar gas irin su hydrogen sulfide da ammonia sau da yawa ana samar da su a cikin aikin sludge dewatering na masana'antu, yana da matukar illa ga abubuwan kayan aiki, kuma mai sauya mitar, allon LCD, mai sarrafawa da sauran abubuwan da ke cikin tsarin kula da centrifuge suna da sauƙin kasawa saboda lalata. Dangane da wannan, tsarin kula da centrifuge ya keɓance daga na'urar cire ruwa, kuma ana ƙara ingantaccen tsarin samar da iska zuwa musayar iska tsakanin ɗakin keɓewa, wanda ya sami sakamako mai kyau. An ba da shawarar cewa, ya kamata a yi la'akari da tasirin iskar iskar gas a cikin na'urar a cikin ƙirar ɗakin injin ɗin, kuma a sanya na'urar cire ruwa da majalisar kula da su a cikin dakuna daban-daban, wanda zai iya rage lalacewar kayan aiki da kuma tsawaita rayuwar kayan aiki.
Kammalawa
(1) A kwance dunƙule centrifugal dewatering inji ya dace da jiyya na sludge generated a masana'antu sharar gida magani. (2) Makullin aiki da sarrafa tsarin decanter screw centrifugal dehydrator shine fahimtar ma'auni tsakanin sludge, kayan aiki da flocculant. Wajibi ne ga masu gudanar da rukunin yanar gizon su kiyaye su a hankali da taƙaitawa, kuma koyaushe bincika ƙa'idodi daga ainihin aiki, don haka decanter screw centrifugal dehydrator koyaushe yana kula da ingantaccen aiki.