Horizontal Screw Decanter Centrifuge Yopatukana ndi Madzi-olimba-mafuta

2024-10-30

Kugwiritsa ntchito makina a decanter screw centrifugal dewatering pochotsa zimbudzi zamafakitale

Gulu: Njira yochizira fungo

Dzina lamakampani: Famu yobereketsa

Malo opangira mpweya wonunkhiza: malo obereketsa, malo opangira manyowa (station)

Kutulutsa mpweya wotulutsa: ammonia, hydrogen sulfide, etc

Kuchita bwino kwa kuyeretsa kwa gasi: 90%

Njira yothandizira fungo: nsanja ya biological deodorization

Kodi decanter imagwiritsidwa ntchito bwanji?

Decanter centrifuge imatha kusunga tinthu tolimba m'matope pambuyo pokhazikika popanda kuyenda mthupi lonse, ndipo imatha kukwatulidwa mwachindunji ndi cholumikizira cholumikizira pafupi ndi matope. M'dera lokhazikika la ng'oma, tsamba lozungulira la screw conveyor limatenga mawonekedwe a riboni, omwe amachepetsa kusokonezeka kwa wononga pamadzi olekanitsa. Kulekanitsa zotsatira bwino. The poyambira kukonzedwa mkati khoma la ng'oma kupewa kuvala kwa thupi ozungulira ndi tsamba, ndi simenti chipika carbide anaika mu matope scraping mbali ya masamba ozungulira; Zomangira zopangira poto ndi ng'oma za slag zili ndi manja olimba osinthika kuti azitha kulimba. Decanter centrifuge ili ndi kukana kwabwino kovala komanso moyo wautali wautumiki. Chipinda chapakati cha centrifuge chimayikidwa pakusintha pakati pa gawo lozungulira lolunjika ndi gawo la cone, kotero kuti gawo lolimba lipitirirenso kuponderezedwa ndipo gawo lolimba likhale louma. Kuzama kwa dziwe lamadzimadzi kumakhala kozama, ndipo gawo lamadzimadzi limatenga nthawi yayitali kuti limveke bwino mu ng'oma.

Pulati yoyendera ya decanter centrifuge imayikidwa pa screw end spindle pakatikati pa chivundikiro chotsekera. Ndi chimbale dongosolo, ndipo pakati amaperekedwa ndi bowo otchinga spindle, ndi gulu la otaya mabowo ndi uniformly anatsegula mozungulira bowo otchingira spindle. Ikhoza kupewa tinthu ting'onoting'ono tolimba pamene gawo lamadzimadzi latulutsidwa, ndipo madziwo amamveka bwino. Gawo lolimba lomwe silingakhazikike pansi lidzasinthidwanso kumalo osungiramo slag, ndipo chiwongoladzanja cholimba chidzakhala chokwera. M'malo mwake, m'malo mwa njira zochiritsira zoyambilira komanso zobwerera m'mbuyo, sinthani chithandizo chamankhwala mwachangu, muchepetse mtengo wamankhwala, tetezani madera akumidzi, ndikukwaniritsa zomangamanga pamalopo. Imatha kusintha mwachangu komanso munthawi yake kuthamanga kwa masiyanidwe kuti zitsimikizire kukhazikika kolekanitsa kwa decanter centrifuge. Ng'oma yothamanga kwambiri imakhala ndi phula lodyera, lomwe limazungulira mofanana ndi ng'oma, koma kusiyana kwa liwiro pakati pa ziwirizi kumapangidwa ndi kusiyana. Kuyimitsidwa kumalowa mu makina kuchokera ku chitoliro chodyetsa. Pansi pa mphamvu ya centrifugal, gawo lolimba la kuyimitsidwa limakhazikika pakhoma lamkati la ng'oma.

Dewatering mfundo ya decanter centrifuge

Horizontal screw centrifugal dewatering makina amapangidwa makamaka ndi ng'oma, screw, differential, feed port, liquid phase outlet, solid part outout, madzi level baffle, drive system and control system.

Mfundo yolekanitsa ya decanter centrifuge ndikugwiritsa ntchito mphamvu yokoka komanso mphamvu yapakati pazida zolekanitsa zolimba ndi zamadzimadzi. Mfundo yeniyeni yogwirira ntchito ndi motere: 1. Chosakaniza cholimba-chamadzimadzi chomwe chiyenera kupatulidwa chimatumizidwa mu silinda yozungulira ya decanter centrifuge kupyolera mu screw lifter. 2. Pamene silinda yozungulira imayenda mothamanga kwambiri, zinthuzo zimalekanitsidwa ndi mphamvu ya centrifugal. Zinthu zolemetsa zimayikidwa pakhoma la silinda ndikugwera pansi kuti apange gawo lamkati la chipolopolo, pomwe zinthu zopepuka zimawulukira mkati mwa chipolopolo cha centrifugal pansi pa mphamvu ya centrifugal. 3. Tizigawo zolimba zimasuntha motsatira wononga wononga kupita kumalo otuluka ndipo zimatulutsidwa kudzera m'chitsime cholimba, pamene madzi otsukidwa amatulutsidwa kuchokera kumadzimadzi omwe ali pakati pa centrifuge. Mfundo yogwiritsira ntchito decanter centrifuge ndi yosavuta komanso yosavuta kumvetsa, ndipo zipangizozi zimakhala ndi ntchito zambiri, zomwe zingagwiritsidwe ntchito m'makampani opanga mankhwala, mankhwala, chakudya, kuteteza chilengedwe ndi zina. Panthawi imodzimodziyo, zipangizozi zimakhala ndi mphamvu zambiri komanso zolekanitsa bwino, choncho zimakondedwa ndi makampani.

Kusankhidwa kwa mtundu ndi kusanthula kwadongosolo kwa makina ochotsera decanter centrifugal dewatering

1. Makhalidwe a matope a mafakitale

Industrial madzi zinyalala (mu apa makamaka amatanthauza makampani mankhwala, kusindikiza ndi utoto, kupanga mapepala ndi madzi otayira mafakitale ena) lili ndi chiwerengero chachikulu cha CHIKWANGWANI, zonyansa makina, otsalira mankhwala, etc. Mu ndondomeko ya madzi oipa chisanadze mankhwala, zimbudzi mabizinezi adzakhala mbali ya zonyansa zilipo zotsalira mu sludge, kupyolera mu kufufuza, kuchotsa mchenga ndi kuchotsanso zina. Zonyansa zotsalira, ulusi ndi mankhwala otsala ndi zonyansa zamakina m'madzi onyansa zimatayidwa kudzera m'madzi onyansa ndikulowa m'malo opangira zimbudzi zapakati.

Makhalidwe akuluakulu amtunduwu wa matope a mafakitale ndi awa:

(1) Zonyansa zazikulu. Poyerekeza ndi kuchuluka kwa sludge opangidwa ndi m'tawuni zimbudzi zapakhomo, zili CHIKWANGWANI ndi makina zonyansa ndi lalikulu, amene amathandiza kuti bwino dewatering ntchito sludge, ndi kuchuluka kwa wothandizila flocculation ndi ochepa. (2) Kuchuluka kwamatope. Kuchuluka kwa SS kwamadzi olowera m'madzi am'madzi nthawi zambiri kumakhala 800 ~ 1200mg/L, ndipo kuchuluka kwa matope owuma pa toni imodzi yazinthu zam'madzi kumafika 0.7 ~ 1.1 kg. (3) Zosavuta kupanga ammonia ndi hydrogen sulfide ndi mpweya wina wowononga. Chifukwa chakuti zipangizo zambiri za m’mafakitale zimakhala ndi makemikolo ndi zinthu zakuthupi, ammonia ndi hydrogen sulfide ndi mpweya wina udzapangidwa powola, umene umawononga kwambiri.

Kusankha makina ochotsera madzi

Malinga ndi mawonekedwe ndi zosowa za kasamalidwe ka sludge, makina a decanter screw centrifugal dewatering omwe ali ndi kapangidwe kocheperako, kupatukana kwakukulu, kudyetsa mosalekeza komanso kupuma bwino kumasankhidwa.

Kusanthula zofunikira zamagulu

(1) M’mimba mwa ng’oma ndi kutalika kwake kothandiza. The awiri ndi ogwira kutalika kwa ng'oma kudziwa ogwira sedimentation m'dera la sludge m'kati centrifugal dewatering, amene mwachindunji zimakhudza mankhwala mphamvu zida. Makina ochotsera madzi okhala ndi mainchesi akulu komanso kutalika kogwira mtima kwa ng'oma ali ndi malo akulu okhalamo, omwe amatalikitsa nthawi yokhazikika yazinthu mu ng'oma, ndipo zotsatira zolekanitsa zimakhala bwino pansi pa liwiro lomwelo. Panthawi imodzimodziyo, mphamvu yoyendetsa wononga slag ya ng'oma yaikulu ndi yaikulu. Pansi pa mayendedwe a slag omwewo, centrifuge yokhala ndi ng'oma yaying'ono imakhala ndi liwiro lotsika, lomwe limathandizira kuchepetsa kugwiritsa ntchito mphamvu komanso kutaya zida. (2) Ng’oma ya ng’oma ya theka. Kukula kwa ng'oma ya theka-cone Angle kumakhudza mwachindunji kuthamanga kwa mayendedwe a slag ndi kuchepa kwa madzi m'thupi la makina otsitsa madzi. Polekanitsa zinyalala za biochemical zomwe zimakhala zovuta kuzilekanitsa (zovuta kwambiri kusiyana ndi zinyalala zina), ng'oma ya theka-cone Angle nthawi zambiri imayikidwa mkati mwa 6 °, yomwe imathandizira kukulitsa kuya kwamadzimadzi ndikuwongolera kuchuluka kwa matope. Pakakhala ulusi wambiri m'matope olekanitsidwa ndipo matope oyambira amakhala 60%, matope amakhala osavuta kupatukana. Ng'oma ya theka-cone Angle ya zidayo imasankhidwa kukhala 8 °, yomwe imathandizira kupititsa patsogolo kayendedwe ka slag, koma ng'oma ya theka-cone Angle nthawi zambiri imayendetsedwa mkati mwa 10 °.

(3) Liwiro la ng’oma. Kuthamanga kozungulira kwa ng'oma kumatsimikizira mwachindunji chinthu cholekanitsa. Zikapezeka kuti chinyontho cha keke yamatope ndichokwera kwambiri ndipo kuchiritsa kumakhala koyipa, liwiro lozungulira ng'oma liyenera kuwonjezeka kuti liwonjezere mphamvu ya centrifugal kuti ikhale yolimba ya keke yamatope. Komabe, kuthamanga kwa ng'oma sikuyenera kukhala kwakukulu, mwinamwake kudzawononga sludge flocs, koma kumakhudza kuchepa kwa madzi m'thupi. Pogwiritsa ntchito, zimapezeka kuti liwiro la ng'oma yoyenera kwambiri ndi 2200 ~ 2400r / min. (4) Liwiro losiyana. Liwiro losiyana ndi liwiro lachibale pakati pa ng'oma ndi screw conveyor. Pamene ndende yolimba ya chakudya cha makina ochotsera madzi ndi yaikulu kuposa kapena yofanana ndi 3%, liwiro losiyana liyenera kusinthidwa moyenera, kotero kuti matope omwe akukhala mkati mwa khoma la ng'oma posachedwa adzatulutsidwa kuchokera kumatope a ng'oma. Pamene ndende yolimba ya chakudya cha makina ochotsera madzi ndi osachepera 3%, liwiro la kusiyana liyenera kuchepetsedwa, nthawi ya sedimentation iyenera kuchulukitsidwa, ndipo makulidwe a matope ayenera kuwonjezeka, zomwe zimathandiza kuti keke yamatope ikhale yolimba komanso kuchira kwamatope.

Mavuto wamba ndi zoyeserera pakuwongolera magwiridwe antchito

1.Mavuto omwe amapezeka kumayambiriro kwa kukonza zolakwika

(1) Kuwonongeka kwa kusefa komanso kuchepa kwa matope otsika. Kuchuluka kwa matope kumatengera kuchuluka kwa zolimba zomwe zayimitsidwa mu filtrate ya dehydrating. Pamene kuchuluka kwa zolimba zoyimitsidwa kumakhala kwakukulu, filtrate imakhala yamitambo. Gawo la sludge silipanga keke yamatope, koma imatulutsidwa ndi filtrate ndikubwereranso kumalo osungira zimbudzi, zomwe zimachepetsa mphamvu ya mankhwala a sludge pamakina ochotsa madzi m'thupi. Mu gawo loyamba la zida debugging, kuwonjezera kuganizira ngati chiŵerengero cha matope ndi mankhwala ndi wololera, m'pofunikanso kuganizira ngati kutalika kwa madzi mlingo baffle mu centrifuge ndi koyenera. Kutalika kwa baffle yamadzimadzi kumakhudza mwachindunji kuchuluka kwa kukhazikika kwa centrifuge ndi kutalika kwa zone yowumitsa. Pamene kuya kwa madzi wosanjikiza mu ng'oma ndi kochepa, zotayirira particles pamwamba pa slag wosanjikiza zosavuta kutulutsa ndi madzi wosanjikiza, ndi sludge kuchira mlingo amachepetsa. Choncho, pamene chiŵerengero cha matope ndi mankhwala ndi wololera ndipo filtrate akadali mitambo, madzi mlingo baffle akhoza moyenerera anawonjezera kuti kutalika kwa baffle kuyandikira kwambiri mtengo wa madzi wosanjikiza (kutalika kwa turbidity ndi demarcation mfundo mu madzi wosanjikiza). Mukapeza zotsatira zabwino, zida zina zitha kusinthidwanso.

(2) Nthawi zambiri zinthuzi zimatsekeredwa m’ng’oma. Chochitika cha kutsekereza zinthu nthawi zambiri kumachitika mu ng'oma. Kutsekereza kwamtundu umodzi kumachitika nthawi yoyambira zida, zomwe nthawi zambiri zimayambitsidwa ndi ma alarm omwe amadzaza ndi injini poyambira. Pambuyo poyang'anitsitsa, apeza kuti m'ng'oma muli matope ochepa kwambiri. Wonjezerani nthawi yotsuka panthawi yotsekanso mpaka madzi osefa atayera. Mtundu wina wa plugging umapezeka mu opareshoni, yomwe ndi vuto la opareshoni yopangidwa ndi anthu, monga kuchuluka kwa matope a chakudya, komanso kuwongolera kosiyana kwa liwiro, zomwe zimapangitsa kuti nthawi yayitali ya sedimentation ikhale yotalikirapo, wosanjikiza wakuda kwambiri, zomwe zimapangitsa kuti ng'oma itseke. Panthawiyi, cholakwikacho chikhoza kuthetsedwa mwa kuwonjezera liwiro losiyana kuti lifulumizitse liwiro la slag. Palinso mtundu wa plugging zakuthupi amayamba chifukwa cha kudzikundikira kwa zonyansa olimba mu sludge mafakitale, monga zinyalala wamba pulasitiki, chifukwa pepala pulasitiki ndi kusinthasintha ndi kosavuta kusweka ndi makina odulira, ndi sludge mu centrifuge, adzakhala Ufumuyo khoma lamkati la ng'oma, kudzikundikira yaitali pulagi zinthu. Pofuna kuthetsa mavuto omwewo, makina odulira chakudya amasinthidwa kuchoka ku kudula kwa extrusion kupita ku kudula kwa tsamba, ndipo chivundikiro cha makinawo chimatsegulidwa ndikutsukidwa nthawi zonse, zomwe zimachepetsa pafupipafupi kutsekereza zinthu. Chinsinsi chothetsera kutsekeka kwamtunduwu ndikuletsa mapepala apulasitiki kuti asalowe mumatope kuchokera kugwero.

2.Mavuto omwe amapezeka pakugwira ntchito

Zipinda za Biodeodorization zili ndi ntchito m'mafakitale ndi magawo osiyanasiyana, zomwe zimawapangitsa kukhala njira yosinthira komanso yothandiza yochizira fungo. Njira zochiritsira zachilengedwe zimagwiritsidwa ntchito kwambiri kuthana ndi vuto la fungo m'mafakitale osiyanasiyana, kuphatikiza kupanga mafakitale, kukonza zachilengedwe, ulimi ndi kuweta nyama ndi kukonza, etc.

(1) Chikhalidwe cha matope a chakudya chimasintha. Mlingo wa spoilage wa sludge m'madzi otayira m'mafakitale umakhudza kwambiri zinthu za sludge. Pamene CHIKWANGWANI zili mu sludge ndi mkulu, ndi sludge mosavuta dehydrate, amene angathe kuchepetsa mlingo wa flocculant ndi kuchepetsa madzi wosanjikiza baffle. Pamene CHIKWANGWANI chomwe chili mumatope chimakhala chachifupi (nthawi zambiri chimatsagana ndi kuwonongeka), matope amakhala ndi mamasukidwe apamwamba ndipo siwosavuta kutaya madzi. Chifukwa chake, kuchuluka kwa chakudya cha dehydrator kuyenera kuchepetsedwa moyenerera, kuchulukitsa kangapo kwa wothandizirayo kuyenera kuchulukira, ndipo malo okhudzana ndi matope a mankhwalawa akuyenera kukonzedwa kuti awonetsetse kuti kuchepa kwa madzi m'thupi. Kusinthasintha kwa nyengo ndi kusintha kwa kutentha kumakhudzanso kwambiri zinthu za matope. Chikoka choterocho nthawi zambiri chimachitika pakusintha kwa kasupe ndi chilimwe ndi autumn ndi chisanu. Pamene kutentha ndi otsika, zoipa mlandu wa adamulowetsa sludge ndi zosakwana kuti pamene kutentha ndi mkulu, ndi extracellular katulutsidwe wa adamulowetsa sludge lili ndi viscous zinthu, sludge ndi hydrophilic, ndi compressibility wa sludge yafupika ndi zovuta kuthetsa. Panthawi imeneyi, voliyumu chakudya cha makina dewatering ayenera moyenerera kuchepetsedwa, dilution chiŵerengero cha flocculant ayenera ziwonjezeke, ndi chitsulo mchere akhoza kuwonjezeredwa sludge kudyetsedwa kuwononga kukhuthala kwa pamwamba ndi hydrophilicity wa sludge, amene amathandiza kuchepetsa kukana enieni a sludge ndi kuwongolera kusefera madzi.

(2) Kugwiritsa ntchito molakwika kwa flocculant. Pa mbali ya sludge dewatering, cationic Polyacrylamide amagwiritsidwa ntchito ngati flocculant kuchepetsa kukana enieni sludge, kuti sludge n'zosavuta dehydrate pambuyo olimba-zamadzimadzi kulekana. Kugwiritsa ntchito molakwika kwa flocculant kungayambitse kuchepa kwa matope, kuchepa kwa matope otsika komanso zinyalala zamankhwala. Posankha polyacrylamide, makhalidwe a decanter centrifugal dehydrator ayenera kuganiziridwa bwino. Pogwira ntchito ya centrifuge, ng'oma imazungulira mofulumira kwambiri, kuti ikhale yabwino kwambiri yamatope-madzi stratification zotsatira, gawo la deposit ndi lolemera kwambiri. Choncho, maselo kulemera polyacrylamide zambiri zosakwana 10 miliyoni, ndi ionicity ndi 50% ~ 70%. Mlingo wa flocculant uyenera kukhala wocheperako, ndipo kumveketsa bwino kwa madzi osefa sikuyenera kugogomezedwa. Kuchuluka kwa mlingo wa flocculant sikungowonongeka kwakukulu, komanso chithovu m'madzi a fyuluta, zomwe zimabweretsa zovuta kwa oyang'anira. Nthawi zambiri, ndi bwino kulamulira sludge kuchira mlingo pafupifupi 95%, ndi madzi m`thupi zotsatira ndi flocculation mlingo akhoza kufika boma wololera pa nthawi ino. (3) Mphamvu ya gasi wowononga pazida. Chifukwa mpweya zikuwononga monga hydrogen sulfide ndi ammonia zambiri opangidwa mu ndondomeko mafakitale sludge dewatering, ndi zoipa kwambiri kwa zigawo zikuluzikulu zida, ndi pafupipafupi Converter, LCD chophimba, Mtsogoleri ndi zigawo zina mu dongosolo centrifuge kulamulira n'zosavuta kulephera chifukwa dzimbiri. Pachifukwa ichi, njira yoyendetsera centrifuge imasiyanitsidwa ndi makina ochotsera madzi, ndipo mpweya wabwino woperekera mpweya umawonjezeredwa ku kusinthana kwa mpweya pakati pa chipinda chodzipatula, chomwe chapeza zotsatira zabwino. Akuti mphamvu ya gasi wowononga pazida iyenera kuganiziridwa popanga chipinda cha makina ochotsera madzi, komanso makina ochotsera madzi ndi kabati yowongolera ziyenera kuyikidwa m'zipinda zosiyana, zomwe zingachepetse kuwonongeka kwa zida ndikuwonjezera moyo wa zida.

Mapeto

(1) Horizontal screw centrifugal dewatering makina ndi oyenera kuchiza sludge kwaiye mafakitale mankhwala zinyalala. (2) Chinsinsi cha ntchito ndi kasamalidwe ka decanter screw centrifugal dehydrator system ndikumvetsetsa bwino pakati pa sludge, zida ndi flocculant. Ndikofunikira kuti ogwiritsira ntchito malowa ayang'ane mosamala ndikufotokozere mwachidule, ndikuwunika mosalekeza malamulo kuchokera pakugwira ntchito kwenikweni, kuti decanter screw centrifugal dehydrator nthawi zonse ikhale yogwira ntchito kwambiri.