I-Horizontal Screw Decanter Centrifuge yoKwahlula i-oyile yaManzi-eqinile
2024-10-30
Ukusetyenziswa kwe-decanter screw centrifugal dewatering machine kunyango logutyulo lwamashishini
Ukuhlelwa: Inkqubo yonyango lwevumba
Igama loshishino: Ifama yokufuya
Indawo yokuvelisa ungcoliseko lomoya ngevumba: indawo yokufuya, indawo yokucoca umgquba (isikhululo)
Ukubunjwa kwegesi yokukhupha: i-ammonia, i-hydrogen sulfide, njl
Ukucocwa kokucocwa konyango lwegesi ephumayo: 90%
Inkqubo yoNyango lwevumba: inqaba yebhayoloji yokususa ivumba
Yintoni i-decanter edla ngokusetyenziselwa yona?
I-decanter centrifuge inokugcina amasuntswana aqinileyo eludakeni emva kokuzinza ngaphandle kokuqukuqela kuwo wonke umzimba, kwaye inokukrwelwa ngokuthe ngqo sisijiva sokuhambisa kufutshane nendawo yokungenisa udaka. Kwindawo yokuhlala yesigubhu, i-spiral blade ye-screw conveyor ithatha ifom yeribhoni, enciphisa umphumo wokuphazamiseka kwe-screw kwi-liquid yokwahlukana. Isiphumo sokuhlukana siphuculwe. I-groove icutshungulwa eludongeni lwangaphakathi lomgqomo ukukhusela ukunxiba komzimba we-spiral kunye ne-blade, kunye ne-cemented block block ye-carbide ifakwe kwi-scraping yodaka inxalenye ye-spiral blade; I-screw feed port kunye nedrum slag outlet ixhotyiswe ngomkhono oqinileyo wealloyi onokuthathelwa indawo ukomeleza ukuxhathisa ukunxiba. I-Decanter centrifuge inokumelana nokunxiba kakuhle kunye nobomi benkonzo ende. I-centrifuge intercept plate ifakwe kwinguqu phakathi kwecandelo elijikelezayo elithe tye kunye necandelo le-cone, ukuze isigaba esiqinileyo sixinzelelwe ngakumbi kwaye isigaba esiqinileyo some ngakumbi. Ubunzulu be-liquid pool bunzulu, kwaye isigaba solwelo sithatha ixesha elide ukucacisa kwi-drum.
I-flow plate ye-decanter centrifuge ifakwe kwi-screw end spindle kwicala langaphakathi le-drain end cover. Sisakhiwo sediskhi, kwaye iziko libonelelwe ngomngxuma wokuphotha, kwaye iqela lemingxuma yokuhamba ivulwa ngokulinganayo malunga nomngxuma wokuphotha. Iyakwazi ukuphepha iincinci ezincinci eziqinileyo xa isigaba samanzi sikhutshwa, kwaye i-liquid icacile. Isigaba esiqinileyo esingahlali phantsi siya kuphinda sifakwe kwi-slag outlet, kwaye izinga lokubuyisela isigaba esiqinileyo liphezulu. Ngokusisiseko buyisela iindlela zonyango zangoku kunye nezasemva, ukuphucula ukusebenza kakuhle konyango, ukunciphisa iindleko zonyango, ukukhusela okusingqongileyo edolophini, kunye nokuphumeza ukwakhiwa kwempucuko kwisiza. Iyakwazi ukulungelelanisa ngokufanelekileyo nangexesha elifanelekileyo isantya sokwahlukana ukuze kuqinisekiswe umphumo ozinzileyo wokuhlukana kwe-decanter centrifuge. Umgqomo ojikelezayo wesantya esiphezulu uxhotyiswe nge-screw yokondla, ejikelezayo kwicala elifanayo nedrum, kodwa umehluko wesantya phakathi kwezi zibini ziveliswa ngokwahlukileyo. Ukumiswa kungena kumatshini ukusuka kumbhobho wokutya. Ngaphantsi kwesenzo samandla e-centrifugal, isigaba esiqinileyo sokumiswa sihlala eludongeni lwangaphakathi lomgqomo.
Umgaqo wokukhupha amanzi we-decanter centrifuge
Umatshini wokukhupha amanzi we-screw centrifugal othe tyaba wenziwa ikakhulu ngegubu, isikrufu, umahluko, izibuko lokutya, indawo yokuphuma yesigaba solwelo, indawo yokuphuma eqinileyo, inqanaba lolwelo, inkqubo yokuqhuba kunye nenkqubo yolawulo.
Umgaqo wokwahlula i-decanter centrifuge kukusebenzisa ubunzima obuhlukeneyo kunye namandla e-centrifugal yemathiriyeli ukwahlula okuqinileyo kunye nolwelo. Umgaqo-nkqubo othile wokusebenza ngolu hlobo lulandelayo: 1. Umxube wolwelo oluqinileyo omele ukwahlulwe uthunyelwa kwi-cylinder ejikelezayo ye-decanter centrifuge nge-screw lifter. 2. Xa i-cylinder ejikelezayo ijikeleza ngesantya esiphezulu, izinto eziphathekayo zihlukaniswe ngamandla e-centrifugal. Izinto ezinzima zifakwe kudonga lwe-cylinder kwaye ziwela phantsi ukuze zenze umaleko wangaphakathi weqokobhe, ngelixa izinto ezikhanyayo zibhabha kumaleko angaphakathi eqokobhe le-centrifugal phantsi kwesenzo samandla e-centrifugal. 3. Amasuntswana aqinileyo ahamba kunye ne-screw conveyor ukuya kwindawo yokuphuma kwaye akhutshwe kwi-outlet eqinileyo, ngelixa ulwelo olucociweyo lukhutshwa kwi-outlet ye-liquid embindini we-centrifuge. Umgaqo osebenzayo we-decanter centrifuge ulula kwaye kulula ukuyiqonda, kwaye izixhobo zinezicelo ezininzi, ezinokuthi zisetyenziswe kumashishini amachiza, amayeza, ukutya, ukukhuselwa kwendalo kunye nezinye iinkalo. Ngelo xesha, izixhobo zisebenza kakuhle kunye nefuthe elihle lokuhlukana, ngoko ke ithandwa lishishini.
Uhlobo lokukhetha kunye nohlalutyo lweparameter yesakhiwo somatshini wokukhupha amanzi we-decanter centrifugal
1. Iimpawu ze-industrial sludge
Amanzi amdaka emizi-mveliso (apha ikakhulu abhekiselele kushishino lweekhemikhali, ukuprinta kunye nokudaya, ukwenziwa kwamaphepha kunye namanye amanzi amdaka kwimizi-mveliso) aqulethe inani elikhulu lefiber, ukungcola komatshini, iikhemikhali ezishiyekileyo, njl.njl. Kwinkqubo yokucocwa kwamanzi amdaka kwangaphambili, amashishini amdaka aya kuba yinxalenye yokungcola okukhoyo okushiyekileyo kwi-sludge, ngokuhlolwa, ukukhupha kunye nokususwa kwesanti kunye nokunye. Ukungcola okuseleyo, iintsinga kunye neekhemikhali ezishiyekileyo kunye nokungcola komatshini kumanzi amdaka alahlwa ngogutyulo kwaye aqukuqelele kwiziko eliphakathi lokucoca ilindle.
Iimpawu eziphambili zolu hlobo lwe-sludge yamashishini zezi:
(1) Umxholo omkhulu wokungcola. Xa kuthelekiswa nomthamo we-sludge oveliswa yi-lindle yasekhaya yasezidolophini, umxholo wefayibha kunye nokungcola koomatshini mkhulu, okulungeleyo ukuphucula ukusebenza kodaka lwe-sludge, kunye nenani le-arhente ye-flocculation encinci. (2) Ukuveliswa kodaka ngakumbi. Uxinzelelo lwe-SS lwamanzi okungena kwiplanti yogutyulo luyi-800 ~ 1200mg/L, kwaye isixa sodaka olomileyo ngetoni nganye yeemveliso zasemanzini sifikelela kwi-0.7 ~ 1.1 kg. (3) Kulula ukuvelisa iammonia kunye nehydrogen sulfide kunye nezinye iigesi ezidliwayo. Ngenxa yokuba izinto ezininzi zemizi-mveliso ziqulethe iikhemikhali kunye nezinto eziphilayo, i-ammonia kunye ne-hydrogen sulfide kunye nezinye iigesi ziya kuveliswa ekuboleni, okutshisa kakhulu.
Ukukhethwa komatshini wokukhupha amanzi
Ngokweempawu kunye neemfuno zolawulo lwe-sludge, i-decanter screw centrifugal dewatering machine ene-compact design, ukusebenza kakuhle kokwahlula, ukuzondla okuzenzekelayo okuqhubekayo kunye nomoya omhle okhethiweyo.
Uhlalutyo lweeparamitha ezibalulekileyo zesakhiwo
(1) Idayamitha yegubu kunye nobude obusebenzayo. Ububanzi kunye nobude obusebenzayo begubu bumisela indawo esebenzayo ye-sedimentation ye-sludge kwinkqubo ye-centrifugal dewatering, echaphazela ngokuthe ngqo umthamo wonyango wezixhobo. Umatshini wokukhupha amanzi onobubanzi obukhulu kunye nobude obude obusebenzayo bombhobho unommandla omkhulu wokuhlalisa, owandisa ixesha lokuhlala kwezinto kwi-drum, kwaye umphumo wokuhlukana ungcono phantsi kwesantya esifanayo. Kwangaxeshanye, i-screw slag umthamo wokuthutha we-drum ubukhulu obukhulu. Ngaphantsi komthamo ofanayo wezothutho ze-slag, i-centrifuge ene-drum encinci ye-diameter inesantya esisezantsi esahlukileyo, esilungele ukunciphisa ukusetyenziswa kwamandla kunye nokulahlekelwa kwezixhobo. (2) Igubu leengile yekowuni. Ubungakanani bombhobho we-half-cone Angle buchaphazela ngokuthe ngqo isantya sothutho se-slag kunye nefuthe lokutshatyalaliswa kwamanzi kumatshini wokukhupha amanzi. Xa ukwahlula i-sludge ye-biochemical enzima ukuhlula (inzima ngakumbi kunezinye i-sludge ukuhlukana), i-drum ye-half-cone Angle ibekwe ngokubanzi ngaphakathi kwe-6 °, ekhuthaza ukunyusa ubunzulu bomgangatho wolwelo kunye nokuphucula izinga lokubuyisela i-sludge. Xa kukho inani elikhulu lee-fibers kwi-sludge ukuba ihlulwe kwaye i-akhawunti ye-sludge ephambili ye-60%, i-sludge kulula ukuhlukana. I-drum ye-half-cone Angle yezixhobo ikhethwa ukuba ibe yi-8 °, ehambelana nokuphucula ukuhanjiswa kwe-slag, kodwa i-drum ye-half-cone Angle idla ngokulawulwa ngaphakathi kwe-10 °.
(3) Isantya segubu. Isantya sokujikeleza komgqomo sinquma ngokuthe ngqo into yokwahlula. Xa kufunyaniswe ukuba ukufuma kwekeyiki yodaka kuphezulu kwaye isiphumo sokunyanga sibi, isantya sokujikeleza komgqomo kufuneka sandiswe ukwandisa amandla e-centrifugal ukuphucula umxholo oqinileyo wekeyiki yodaka. Nangona kunjalo, isantya somgqomo akufanele sibe sikhulu kakhulu, ngaphandle koko siya kutshabalalisa i-sludge flocs, kodwa sichaphazele umphumo wokuphelelwa ngamanzi emzimbeni. Kwisicelo esisebenzayo, kufunyenwe ukuba isantya esifanelekileyo segubhu si-2200 ~ 2400r/min. (4) Isantya esahlukileyo. Isantya esahlukileyo sisantya esihambelanayo phakathi kwegubu kunye ne-screw conveyor. Xa ugxininiso oluqinileyo lokutya komatshini wokuhlamba amanzi lukhulu okanye lulingana ne-3%, isantya sokwahlukana kufuneka silungiswe ngokufanelekileyo, ukwenzela ukuba i-sediment ihlale kwindonga yangaphakathi yomgqomo iya kukhutshwa ngokukhawuleza kwi-outlet yodaka. Xa ugxininiso oluqinileyo lokutya komatshini wokuhlamba amanzi lungaphantsi kwe-3%, isantya sokwahlukana kufuneka sincitshiswe, ixesha le-sedimentation kufuneka landiswe, kwaye ubukhulu bentlenga kufuneka bunyuswe, nto leyo enceda ekuphuculeni umxholo oqinileyo wekhekhe lodaka kunye nesantya sokubuyisela i-sludge.
Iingxaki eziqhelekileyo kunye nemilinganiselo yokuthintela ekulawuleni ukusebenza
1.Iingxaki eziqhelekileyo ekuqaleni kokulungiswa kweempazamo
(1) I-turbidity ye-filtrate kunye nesantya esiphantsi sokubuyisela udaka. Izinga lokubuyiswa kodaka ikakhulu lixhomekeke kugxininiso lweziqina ezinqunyanyisiweyo kwifiltrate ekhupha amanzi emzimbeni. Xa ukuxinana kwezinto eziqinileyo ezinqunyanyisiweyo kuphezulu, ifiltrate iba namafu. Inxalenye ye-sludge ayifaki ikhekhe lodaka, kodwa ikhutshwe kunye ne-filtrate kwaye ibuyiselwe kwinkqubo yokuqokelela i-sewage, eyanciphisa ukusebenza kakuhle kwonyango lwe-sludge yomatshini wokukhupha amanzi. Kwinqanaba lokuqala lokulungiswa kwezixhobo, ngaphezu kokuqwalasela ukuba umlinganiselo wodaka kunye neziyobisi ufanelekile, kukwabalulekile ukuqwalasela ukuba ukuphakama kwenqanaba le-liquid baffle kwi-centrifuge kufanelekile. Ukuphakama komgangatho we-liquid level baffle kuchaphazela ngokuthe ngqo umthamo osebenzayo wokuhlalisa i-centrifuge kunye nobude bendawo yokomisa. Xa ubunzulu bomgca we-liquid kwi-drum buncinci, amaqhekeza avulekileyo ebusweni bomgca we-slag kulula ukukhupha kunye ne-liquid layer, kwaye izinga lokubuyisela i-sludge liyancipha. Ngoko ke, xa umlinganiselo wodaka kwichiza ufanelekile kwaye i-filtrate isenamafu, inqanaba lolwelo lwe-baffle lunokwandiswa ngokufanelekileyo ukwenza ukuphakama kwe-baffle kufutshane nexabiso elibalulekileyo lomaleko wolwelo (ubude be-turbidity kunye nendawo yokucanda kuluhlu lwe-liquid). Emva kokufumana iziphumo ezingcono, ezinye izixhobo zinokuhlengahlengiswa ngokulandelelana.
(2) Izinto eziphathekayo zihlala zivaliwe kwigubu. Isenzeko sokuthintela izinto sihlala sisenzeka kwigubu. Olunye uhlobo lokuthintela izinto lwenzeka ngexesha lokuqalisa kwesixhobo, esidla ngokubangelwa yi-alam yokugcwala kwemoto ngexesha lokuqalisa. Emva kokuhlolwa, kufunyaniswa ukuba kukho i-sludge eyomileyo kwigubu. Yandisa ixesha lokuhlanjululwa ngexesha lokuvalwa okulandelayo de amanzi okucoca acace. Olunye uhlobo lokuplaga lwenzeka kumsebenzi, eyingxaki yokusebenza eyenziwe ngumntu, efana nokuxinana okuphezulu kwe-sludge yokutya, kunye nolawulo oluphantsi lwesantya sokwahlukana, okukhokelela kwixesha elide lentlenga, umaleko wentlenga oshinyene kakhulu, okhokelela ekuplagweni kwigubu. Ngeli xesha, impazamo inokupheliswa ngokunyusa isantya esahlukileyo ukukhawulezisa ukuhanjiswa kwe-slag. Kukho kwakhona uhlobo lwezinto zokuplaga ezibangelwa ukuqokelela ukungcola okuqinileyo kwi-sludge ye-industrial, njengenkunkuma yeplastiki eqhelekileyo, ngenxa yokuba iphepha leplastiki liguquguqukayo kwaye akulula ukuba liqhekezwe ngumatshini wokusika, kunye ne-sludge kwi-centrifuge, iya kuqhotyoshelwa eludongeni lwangaphakathi lomgqomo, ukuqokelelwa kwexesha elide lokuxhuma. Ukuze ucombulule iingxaki ezifanayo, umatshini wokusika ukutya utshintshwa ukusuka kwi-extrusion cutting ukuya kwi-blade cut, kwaye isigqubuthelo somatshini sivulwa kwaye sihlanjwe rhoqo, esinciphisa ngokufanelekileyo ukuphindaphinda kwezinto ezivimbayo. Isihluthulelo sokusombulula olu hlobo lokuthintela kukuthintela iiplastiki ukuba zingangeni kwi-sludge ukusuka kumthombo.
2.Iingxaki eziqhelekileyo ekusebenzeni
Amagumbi e-Biodeodorization anezicelo kuwo wonke uluhlu olubanzi lwamashishini kunye namacandelo, awenza abe sisisombululo esisebenzayo sonyango lwevumba. Iinkqubo zonyango lwebhayoloji ziya zisetyenziselwa ukusombulula iingxaki zevumba kumashishini ahlukeneyo, kubandakanywa ukuveliswa kwamashishini, ukulungiswa kokusingqongileyo, ukuveliswa kwezolimo kunye nokugcinwa kwezilwanyana, njl.
(1) Ubume be-feed sludge utshintsho. Iqondo lokonakala kodaka kumanzi amdaka emizi-mveliso linempembelelo enkulu kwiipropati zodaka. Xa umxholo wefiber kwi-sludge uphezulu, i-sludge kulula ukuyikhupha emanzini, enokunciphisa umthamo we-flocculant kunye nokunciphisa i-liquid layer baffle. Xa i-fiber kwi-sludge imfutshane (ngokuqhelekileyo ihamba kunye nokutshatyalaliswa), i-sludge ine-viscosity ephezulu kwaye akulula ukuyikhupha. Ngoko ke, umthamo wesondlo we-dehydrator kufuneka uncitshiswe ngokufanelekileyo, i-dilution multiple of agent kufuneka inyuswe, kwaye indawo yoqhagamshelwano ye-sludge yeziyobisi kufuneka iphuculwe ukuze kuqinisekiswe umphumo wokuphelelwa ngamanzi emzimbeni. Ukutshintshatshintsha kwamaxesha onyaka kunye nokutshintsha kwamaqondo obushushu nako kunempembelelo enkulu kwiipropati zodaka. Impembelelo enjalo ngokuqhelekileyo iyenzeka ngexesha lokutshintsha kwentwasahlobo nasehlotyeni nasekwindla nasebusika. Xa iqondo lokushisa liphantsi, umrhumo ongalunganga we-sludge esebenzayo ungaphantsi kwelo xa iqondo lokushisa liphezulu, i-extracellular secretion ye-sludge esebenzayo iqulethe izinto ezininzi ze-viscous, i-sludge i-hydrophilic, kwaye ukunyanzeliswa kwe-sludge kuyancipha kwaye kunzima ukuhlalisa. Ngeli xesha, umthamo wesondlo somatshini wokukhupha amanzi kufuneka uncitshiswe ngokufanelekileyo, umlinganiselo we-dilution we-flocculant kufuneka unyuswe, kwaye ityuwa yentsimbi inokongezwa kwi-sludge esondliwe ukutshabalalisa i-viscosity yomhlaba kunye ne-hydrophilicity ye-sludge, enceda ekunciphiseni ukuchasana okukodwa kwe-sludge kunye nokuphucula ukuhluzwa kwamanzi.
(2) Ukusetyenziswa okungafanelekanga kwe-flocculant. Kwinkalo yokucocwa kodaka, i-cationic polyacrylamide isetyenziswa ngokubanzi njenge-flocculant yokunciphisa ukuxhathisa okuthe ngqo kodaka, ukuze udaka lube lula ukukhupha amanzi emva kokwahlulwa kolwelo oluqinileyo. Ukusetyenziswa ngokungafanelekanga kweflocculant kuya kukhokelela kwisiphumo esibi sokuthotywa kodaka, izinga eliphantsi lokubuyiswa kodaka kunye nenkunkuma yamayeza. Xa ukhetha i-polyacrylamide, iimpawu ze-decanter centrifugal dehydrator kufuneka ziqwalaselwe ngokupheleleyo. Ekusebenzeni kwe-centrifuge, i-drum ijikeleza ngesantya esiphezulu, ukuze ufumane umphumo ongcono we-stratification wamanzi odaka, i-deposit layer iyancipha. Ngoko ke, ubunzima bemolekyuli ye-polyacrylamide ngokuqhelekileyo ayikho ngaphantsi kwe-10 yezigidi, kwaye i-ionicity yi-50% ~ 70%. I-dosage ye-flocculant kufuneka ibe yimodareyitha, kwaye ukucaca kwamanzi okucoca akufanele kugxininiswe. Idosi egqithisileyo ye-flocculant ayiyona nje inkunkuma enzulu, kodwa kunye ne-foam emanzini okucoca, okuzisa ukuphazamiseka kulawulo. Ngokuqhelekileyo, kucetyiswa ukulawula izinga lokubuyisela i-sludge malunga ne-95%, kwaye umphumo wokuphelelwa ngamanzi kunye ne-flocculation dosage unokufikelela kwisimo esifanelekileyo ngeli xesha. (3) Impembelelo yegesi ye-corrosion kwisixhobo. Ngenxa yeegesi ezonakalisayo ezifana ne-hydrogen sulfide kunye ne-ammonia edla ngokuveliswa kwinkqubo yokutshatyalaliswa kodaka lwe-industrial, kuyingozi kakhulu kumacandelo ezixhobo, kunye ne-converter frequency, isikrini se-LCD, isilawuli kunye namanye amacandelo kwinkqubo yokulawula i-centrifuge kulula ukusilela ngenxa yokuhlwa. Kule nkalo, inkqubo yokulawula i-centrifuge yodwa kumatshini wokukhupha amanzi, kwaye inkqubo yokunikezelwa komoya yoxinzelelo oluhle yongezwa kwi-air exchange phakathi kwegumbi lokuzihlukanisa, eliye lafumana iziphumo ezilungileyo. Kucetyiswa ukuba impembelelo yegesi engcolileyo kwisixhobo kufuneka ithathelwe ingqalelo ekuyilweni kwegumbi lomatshini wokukhupha amanzi, kwaye umatshini wokukhupha amanzi kunye nekhabhinethi yokulawula kufuneka ibekwe kumagumbi ahlukeneyo, anokunciphisa ukungaphumeleli kwezixhobo kunye nokwandisa ubomi bezixhobo.
Ukuqukumbela
(1) Umatshini wokukhupha amanzi we-screw centrifugal othe tyaba ulungele ukunyangwa kodaka oluveliswe kukucoca amanzi amdaka kwimizi-mveliso. (2) Isitshixo ekusebenzeni kunye nokulawulwa kwenkqubo ye-decanter screw centrifugal dehydrator kukubamba ibhalansi phakathi kwe-sludge, izixhobo kunye ne-flocculant. Kuyimfuneko ukuba abaqhubi besiza baqwalasele ngononophelo kwaye bashwankathele, kwaye baphonononge rhoqo imigaqo ukusuka kokwenyani ukusebenza, ukuze i-decanter screw centrifugal dehydrator isoloko igcina ukusebenza kakuhle okuphezulu.