Kugwiritsa Ntchito Makina Otsitsa Screw Dewatering mu Sludge Treatment of Power Plant
Popanga malo opangira magetsi opangira malasha, matope opangidwa ndi madzi osaphika komanso kuthira madzi oyipa a desulfurization nthawi zambiri amakhala ndi kutaya madzi m'thupi komanso mayendedwe. Kampaniyi ndi imodzi mwa zomera zochepa zomwe zimagwiritsa ntchito zipangizozi pakalipano, ndipo zapeza zina zomwe zimagwiritsidwa ntchito pogwiritsira ntchito.
Mfundo yogwiritsira ntchito makina ochotsera madzi amtundu wa screw
Njira yothira madzi m'matope ya makina opangira madzi opangira madzi opangira magetsi amagwiritsidwa ntchito kwambiri m'makina opukutira madzi m'mbale ndi chimango ndi makina opukutira madzi a centrifugal, komanso kugwiritsa ntchito makina opukutira madzi mumagetsi kumayamba zaka zaposachedwa. The screw dewatering makina ndi ofanana ndi fyuluta lamination malinga ndi dongosolo mfundo. Screw shaft imazungulira mu lumen yopangidwa ndi gulu la zozungulira zozungulira komanso zokhazikika zokhazikika mosinthana. Kuzungulira kwamkati kwa mphete yosuntha kumakhala kochepa pang'ono kusiyana ndi mphete yokhazikika, ndipo mphete yosuntha imayenda molingana ndi mphete yokhazikika pansi pa kugwedeza kwa screw shaft. Pambuyo pakuyika, matope amakankhidwira kutsogolo ndi tsinde lapakati ndikuyikanso mumatope. Kumapeto kwa gulu la stack ndi screw shaft, matope amatope amafinyidwa ndi kuchotsedwa madzi chifukwa cha kukakamiza kopangidwa ndi phula, ndipo pamapeto pake amafika pamatope. Mitsuko yamatope yopanda madzi imagwera mumtsuko wosonkhanitsira matope ndikusonkhanitsidwa ndikutuluka.
The screw shaft ya cascading screw dewatering machine imayendetsedwa ndi ma frequency conversion motor. Mwa kusintha liwiro la injini, mphamvu yopangira matope imatha kusinthidwa. Ndi kusintha kwa kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake. Pambuyo matope amalowa mu flocculation kusakaniza thanki ya wononga dewatering makina, mlingo woyenera wa coagulant aid (PAM) anawonjezera kuti matope mu matope kupanga misa lalikulu, amene mosavuta kulekanitsa matope ndi madzi.
Kuthamanga kwa screw shaft kumayendetsedwa pa 5 ~ 20 RPM kudzera pamagetsi osinthira pafupipafupi. Liwiro limachedwa ndipo ntchitoyo ndi yosalala komanso yabata. Poyerekeza ndi makina a centrifugal dewatering, phokoso limachepetsedwa kwambiri, ndipo kuvala pakati pa magawo osunthika ndi okhazikika kumachepetsedwanso. Poyerekeza ndi mbale ndi chimango mtundu dehydrator, wononga mtundu dehydrator amazindikira ntchito mosalekeza. Wogwira ntchitoyo atatha kusintha kuchuluka kwa matope, kuthamanga kwa screw shaft ndi mlingo wa coagulant aid, dehydrator ya mtundu wa screw imayenda mosalekeza komanso bwino popanda ntchito zina. Konzani galimoto kuti itulutsidwe chidebe chamatope chikadzadza, kuti mugwire ntchito mosayang'aniridwa.
Kugwiritsa ntchito makina opangira madzi a cascade screw pamagetsi
Makina a stacking screw dewatering amagwiritsidwa ntchito kwambiri pochiza zimbudzi zamatawuni, koma sagwiritsidwa ntchito kawirikawiri pokonza madzi amagetsi. Ndi oyenera pretreatment madzi yaiwisi ndi matope kutaya madzi m'thupi desulfurization waste madzi dongosolo. Pakalipano, kampaniyo yaika makina opangira madzi otsekemera m'kati mwa desulfurization madzi owonongeka, ndi makina awiri opangira madzi opangira madzi opangira madzi. Popeza idayamba kugwira ntchito, ntchitoyi ndi yokhazikika komanso yosayang'aniridwa.
Poyerekeza ndi mbale ndi chimango dewatering makina ndi centrifugal dewatering makina, makampani mphamvu ali ndi kumvetsa pang'ono za chitsanzo ichi, kusowa mfundo zogwirizana ndi zinachitikira ntchito, ndi ochepa zomera mphamvu anayamba kugwiritsa ntchito ndondomeko matope madzi m'thupi, ntchito zake zabwino kwambiri ndi katundu wochepa yokonza, kotero kuti akatswiri ambiri mankhwala anayamba kulabadira chitsanzo ichi. Kwa mitundu yosiyanasiyana ya slurry yamadzi otayira, zida zosiyanasiyana zimafunikira pakusankha zida. Kwa matope opangidwa ndi makina opangira madzi osaphika komanso matope opangidwa ndi madzi akutawuni, zinthu zachitsulo zosapanga dzimbiri zimatha kukwaniritsa zosowa. Komabe, pochotsa madzi otayira a desulfurization okhala ndi ayoni wambiri wa chloride ndi ayoni wa sulphate, chitsulo chosagwira dzimbiri chimafunika kusankhidwa, chokhala ndi mapaipi othandizira ndi zowonjezera. Gawo lofananira la zinthu zolimbana ndi dzimbiri liyeneranso kusankhidwa
Screw Sludge Dewatering System Mapangidwe
Makina opangira madzi otsekemera amapangidwa ndi pampu yosinthira matope pafupipafupi, thanki yosakanikirana ndi flocculation, chigawo chothirira madzi, chothandizira kukonzekera ndi dongosolo la dosing, ndi makina opopera madzi. Matope otayidwa ndi dongosolo la pretreatment yaiwisi yamadzi amatumizidwa ku flocculation kusanganikirana thanki ndi mpope pafupipafupi kutembenuka matope, wothira coagulant thandizo, analimbikitsa wogawana, condensed mu lalikulu slag chipika, ndipo anatumiza kwa wononga dewatering gawo kumaliza madzi m'thupi. Dongosololi lili ndi makina othamangitsira kuti azitsuka pang'ono matope ndi slag kuchokera ku ming'alu ya screw pad kuti zida zizikhala zoyera.
Makina opangira okha (makina opanga thovu). Makina opangira ma screw dewatering amayenera kuwonjezera mosalekeza thandizo la coagulant, kuchuluka kwa thandizo la coagulant ndikwambiri, ndipo chuma chogulira chithandizo chamadzimadzi ndichotsika. Dongosololi nthawi zambiri limakhala ndi zida zodzikonzera zokha za coagulant aid. Zidazi zimakhala ndi ufa wowuma wowuma, thanki yokonzekera, tanki yochiritsira ndi thanki yosungirako. Polyacrylamide ufa wowuma umadyetsedwa molondola komanso moyenera mu chipangizo chogawa madzi choyendetsedwa ndi wononga chodyera chomwe chimayendetsedwa ndi injini yosinthira pafupipafupi. Pambuyo mosalekeza ndi yunifolomu kusakaniza ndi madzi, imagwera mu thanki yokonzekera, ndipo imasungunuka ndi kusakanikirana mofanana pansi pa zochita za agitator. Madzi osakanikirana amalowa mu thanki yochiritsa, kusonkhezera ndi kuchiritsa, ndipo pamapeto pake amathamangira mu thanki yosungiramo ntchito. Kupyolera muulamuliro wamadzimadzi amadzimadzi a tanki yosungiramo, kugwiritsira ntchito kokha kwa chipangizo chogawira chodziwikiratu kumatha kuchitika. Malingana ndi mlingo wamadzimadzi wa tanki yosungiramo, kukonzekera kwamadzimadzi kungathe kuyambika. Madzi okonzeka a chithandizo cha coagulant amatha kuwongoleredwa ndi valavu yamagetsi ya bokosi la dosing la coagulant aid, ndipo chithandizo cha coagulant chikhoza kuwonjezeredwa ku bokosi la metering.
Mavuto Ogwiritsidwa Ntchito
1. Kufananiza vuto la slurry ndi coagulant aid mlingo
Sinthani kuchuluka kwa thandizo la coagulant kuti lifanane ndi kuchuluka kwa matope kuti muchepetse kuchuluka kwa madzi m'matope. Pamene kuchuluka kwa coagulant ndi lalikulu, madzi mu matope si zophweka zosefera kuchokera lamination kusiyana chifukwa zili coagulant, ndi mamasukidwe akayendedwe a madzi ukuwonjezeka, ndipo wotsatira exudation ndi extrusion zotsatira zimakhala zoipa, chifukwa mu matope osauka. Pamene kuchuluka kwa thandizo la coagulant kuli kochepa, kulekanitsa kwa tinthu tating'onoting'ono ndi madzi m'matope kumakhala kosauka, ndipo matope amatope amaletsa kusiyana kwa lamination, kotero kuti madzi amatsekedwa, ndipo chinyezi chamatope chidzawonjezeka. Mukagwiritsidwa ntchito, kuchuluka kwa mlingo wa coagulant wothandizira kumatha kutsimikiziridwa kudzera muyeso yosinthira silinda kuti mukwaniritse zokhutiritsa za kutaya madzi m'thupi.
2. Kusintha kwachilolezo cha matope kumbuyo kwa mbale ya screw msonkhano
The kusiyana kukula kwa matope kumbuyo kupanikizika mbale ya wononga msonkhano zidzakhudza chinyontho cha matope. Mpata wawung'ono wa mbale yakumbuyo yakumbuyo udzafuna mphamvu yayikulu yoyendetsa pamene matope akufinya kuchokera pampata. Panthawi imodzimodziyo, kupanikizika mumatope a gawo la dewatering kudzawonjezeka, ndipo zotsatira za extrusion za screw zidzawonjezeka. Kuwumitsa matope, ma screw extrusion torque amawonjezeka, zosavuta kuwononga fracture.
3. Kukhazikika kwa kukonzekera kwa chithandizo cha coagulant
Pamene zida zodzikonzera zokha za chithandizo cha coagulant zimagwira ntchito, chiwerengero cha ndende chimakhala chokwera kwambiri, ndipo kuchuluka kwa ufa wouma wotumizidwa ndi wononga ufa wowuma wowuma ndi waukulu, womwe sungathe kukhala panthawi yake komanso wobalalika m'madzi m'madzi ogawa madzi, omwe ndi osavuta kuchititsa kuphulika ndi kutsekeka mu thanki yokonzekera ndi kusauka kwamadzimadzi. M`pofunika kulamulira ndende ya coagulant thandizo momveka, ndi anapereka liwiro loyenera la ufa wouma wononga wononga mwa mayeso, kuti thanki kukonzekera si agglomerate pokonzekera ndondomeko. Madzi a coagulant ochiritsidwa amakhala ndi madzi okwanira, ndipo kugwiritsira ntchito kwa zida zokonzekera coagulant kumatha kuchitika ndikukwaniritsa zofunikira za mlingo. Nthawi zambiri, kuchuluka kwa coagulant kumatha kusinthidwa 0,4 ~ 0.5ppm.
Kuphatikiza apo, chifukwa cha kukhuthala kwa chithandizo cha coagulant, kukana kwa mapaipi kuchokera ku tanki yosungirako kupita ku bokosi la metering kuyenera kuganiziridwa bwino. Chitoliro ndi valavu ndi m'mimba mwake lalikulu angagwiritsidwe ntchito kamangidwe kupewa outflow osauka ndi linanena bungwe otaya m'munsi kuposa cholowera otaya zida kukonzekera, kuti madzi mlingo wa thanki yosungirako mobwerezabwereza kuwuka ndi kugwa, kumayambitsa madzi mlingo lophimba anaika mu thanki yosungirako, ndipo kawirikawiri akuyamba ndi kuyimitsa seti lonse la coagulant zipangizo kukonzekera thandizo.
4. Kupanikizana kwanthawi yayitali
Ndikosavuta kuti screw shaft kupanikizana pomwe zida zomangika desliming zidayambika pambuyo pozimitsa nthawi yayitali. Chifukwa chachikulu n'chakuti matope otsala mu wononga msonkhano pang`onopang`ono youma, ndi youma ndi zovuta matope chipika kamakhala oletsedwa pa matope kubwereketsa pambuyo poyambira, chifukwa cha kuthamanga kukwera lonse desliming wagawo, ndiyeno zotsalira matope mu gawo kumbuyo ndi mopitirira muyeso madzi opanda madzi ndi aumitsa. Chitsulo chonsecho chimawonjezera kukana kozungulira chifukwa cha matope olimba komanso kukana kwambiri, ndipo alamu imayima ikadutsa torque yayikulu ya screw shaft motor. Ngakhale chifukwa cha torque yochulukirapo chifukwa cha kuwonongeka kwa kuwotcherera kwa phula. Chifukwa chake, pakutsekeka kulikonse kwa makina odzaza wononga desmud, amayenera kusiya kaye kudyetsa matope ku chigawo chomanga wononga ndikupitilira kuthamanga kwa mphindi 10 kuti atulutse matope ndi slag mu phula lopaka wononga, kapena gwiritsani ntchito mawonekedwe otsika pafupipafupi kuti muchepetse kutsekeka kwakutali. Itha kugwiritsidwanso ntchito kumasula matope a pakamwa pakamwa kuti achotse zotsalira zamatope mumsonkhano wa screw kuti azigwiritsa ntchito nthawi yayitali.
5. Kusamalira ndi kukonzanso pambuyo pa ntchito yayitali
Pambuyo pa zaka ziwiri zogwira ntchito, matope omwe adakanidwa muzitsulo zomangirapo zidachitika, ndipo vutoli lidachitikabe mobwerezabwereza atachotsa ndi kuyeretsa. Poyesa kusiyana pakati pa shaft yozungulira ndi mphete yosuntha, zimapezeka kuti kusiyana pakati pa mbale yozungulira ndi mphete yosuntha ya shaft yozungulira imafika 5 ~ 6mm pafupifupi. Mphete yosuntha imadula ma grooves a yunifolomu m'mphepete mwakunja kwa mbale yozungulira chifukwa cha kudula kwa oblique kwa mphete yosuntha ya mbale yozungulira. Ogwira ntchito yokonza amagaya mbali yodziwika bwino ya poyambira munjira yapitayi yophatikizira ndi kukonza, zomwe zimachepetsa m'mimba mwake mwa mbale yozungulira ndikuwonjezera kusiyana kofananira pakati pa shaft yozungulira ndi mphete yosuntha. Pamene matope a matope amakanikizidwa, amabwerera kumbuyo kwa shaft yozungulira ndi kupanikizika kochepa kwambiri, zomwe zimapangitsa kuti madzi asamayende bwino komanso kuyanika ndi kuuma kwa matope mumtsinje wa spiral, zomwe zimakhudza kutuluka kwa matope ndikuyambitsa kutsekeka. Pambuyo pa zaka ziwiri zogwiritsidwa ntchito, kuvala kumakhala kosakwana 0.1mm, ndipo mbali yaikulu ya kuvala ndi m'mphepete mwa kunja kwa mbale yozungulira. Pambuyo pokonza m'mphepete mwa kunja kwa mbale yozungulira, kusiyana pakati pa mbale yozungulira ndi mphete yosuntha ndi 1-1.5mm. Akaiikanso, tsinde lozungulira lokonzedwanso limafanizidwa ndi shaft yatsopano yozungulira, ndipo kutulutsa matope kwa shaft yokonzedwayo ndi yofanana ndi ya shaft yatsopano yozungulira. Ntchito yoyambirira ya zidazo yabwezeretsedwa, ndipo palibe kutsekeka kwamatope komwe kwachitika pakatha miyezi itatu yogwira ntchito.
Ubwino wa Screw Sludge Dewatering Equipment
1) Kuthamanga kochepa komanso phokoso lochepa. Zipangizo zozungulira zomwe zimagwira ntchito zimakhala ndi liwiro lotsika lozungulira, kugwiritsa ntchito mphamvu zochepa, kugwira ntchito kosasunthika popanda kugwedezeka ndi phokoso laling'ono, zomwe zimathandiza kuchepetsa kuvala ndi kupititsa patsogolo moyo wautumiki wa zipangizo.
2) Kuwongolera kutali ndikosavuta kukhazikitsa. Zida zomwe zikugwira ntchito zimayang'ana momwe matope amayendera nthawi zonse, ndikusintha mlingo wa coagulant aid ndi liwiro la screw shaft kudzera pamtundu wakutali wa DCS kuti azitha kuyendetsa matope.
3) Kuchepa kwa ntchito ndi kukonza. Zida zimayenda bwino, mbali zosuntha zimavala mowa ndizochepa, zimatha kukumana ndi ntchito yopitilira nthawi yayitali, sizifunikira kukonza pafupipafupi.
4) Kupulumutsa malo. Chipangizo cha makina ochepetsera madzi ndi chaching'ono ndipo chimakhala ndi phazi laling'ono, lomwe limathandiza kusunga malo.
5) Kusintha linanena bungwe kusintha. Mwa kusintha mafupipafupi a mpope wamatope kuti azitha kuyendetsa matope ndikusintha liwiro la wononga shaft ya msonkhano wononga, kutulutsa kwa zidazo kungasinthidwe bwino kuti kufanane ndi kupanga matope, komanso kugwira ntchito bwino kwa njira yopangira madzi yaiwisi kutha kusungidwa.
6) Wide kutengerapo osiyanasiyana matope ndende ndi mankhwala. Mlingo woyenera wamatope ndi 10Kg/m3, womwe ndi wofanana ndi kuchuluka kwa zinyalala zamakina opangira madzi osaphika. Itha kugwiritsidwa ntchito pochotsa madzi m'thupi popanda ndende. Kusintha kwa matope sikukhudza kwambiri ntchito ya makina ochotsera madzi amtundu wa screw, ndipo chinyezi chamatope chimakhala chosasintha.
Chiyembekezo Kugwiritsa Ntchito Screw Sludge Dehydrator
Ndi kukula kosalekeza kwa makampani opanga magetsi, kuchuluka kwa makina opangira magetsi kukukulirakulira, ndipo ntchito yamanja imasinthidwa pang'onopang'ono ndi kuwongolera. Pakalipano, mbale ndi chimango dehumidifier ndi centrifugal dehumidifier amagwiritsidwa ntchito kwambiri pokonza madzi yaiwisi njira zamabizinesi amagetsi. Dehumidifier ya mbale ndi chimango ndi ya zida zogwirira ntchito pakanthawi, ndipo ndizovuta kuyeretsa matope omwe adakhala pansalu yosindikizira panthawi yogwira ntchito, chifukwa chake amafunika kuyang'aniridwa ndikutsukidwa pamanja pomwepo. Moyo wautumiki wa nsalu yosindikizira ndi yochepa, ndipo imayenera kusinthidwa nthawi zonse. Komabe, makina ochotsera madzi a centrifugal ali ndi liwiro lapamwamba, zofunikira zolondola kwambiri za mayendedwe ndi mbali zina zozungulira, ntchito yaikulu yokonza, kukwera mtengo kwa ziwalo zolondola kwambiri komanso phokoso lalikulu lomwe likugwira ntchito ndizovuta kwambiri. Pambuyo pokonza zolakwika, makina ochotsera madzi otsekemera amatha kukwaniritsa ntchito yosalekeza komanso yokhazikika, liwiro lochepa la wononga, phokoso lochepa, sinthani ntchito yoyenera yamatope amadzimadzi, kuvala kwa zipangizo ndizochepa, ntchito yokonza ndi yochepa. Ogwira ntchitoyo amayendera nthawi zonse, ndikukonza mlingo wa coagulant molingana ndi momwe matope alili kuti athetse chinyontho chamatope mkati mwamtundu wina. Kuthamanga kwapampu yamatope kumakhala ndi kusintha kwakukulu, ndipo zotsatira zake zimatha kusinthidwa bwino pakati pa otsika otsika ndi oveteredwa. Ndi kusintha kwa mlingo wa coagulant aid, linanena bungwe mlingo akhoza bwino kusintha. The SCREW DEWATERING MACHINE ILI NDI zida zoyambira ndi kuyimitsa kwakutali, kuphatikiza ndi chipangizo chodzipangira chokha cha coagulant aid, DCS pulogalamu yowongolera pulogalamu imayambitsidwa kuti ikwaniritse zofunikira zogwirira ntchito kutali ndi kuwongolera zokha.
Popanga magetsi, zofunika zopulumutsira madzi zikuchulukirachulukira, ndipo kugwiritsa ntchito madzi am'matauni kwapangitsa kuti pakhale zofunika kwambiri pakupangira madzi osaphika m'mafakitale opangira magetsi. Bowa ndi organic zinthu m'madzi zawonjezeka kwambiri, ndipo kupanga matope kwawonjezeka mofanana. Sludge ndi yomata, ndipo pamene mbale ndi chimango dewatering makina ntchito kuthira madzi matope, matope n'zosavuta kugwirizana pa fyuluta nsalu mbale ndi chimango dewatering makina ntchito. Gawo la matope achilengedwe ndi laling'ono, lomwe limayambitsanso zovuta pakuchotsa madzi m'makina a centrifugal dewatering. The ntchito wononga makina dewatering akhoza kusintha chilolezo cha matope baffle malinga ndi chikhalidwe cha sludge, ndi kulamulira chinyezi matope malinga ndi kusintha wololera wa coagulant thandizo mlingo, kuti akwaniritse zosowa za mitundu yosiyanasiyana ya sludge dewatering.
Pogwiritsira ntchito mankhwala a desulfurization madzi otayira m'mafakitale amagetsi, m'pofunika kusankha makina otsekemera otsekemera omwe ali oyenerera dongosolo la desulfurization ndi sulfurization yapamwamba ndi zipangizo za ayoni za chloride kuti mupewe dzimbiri ndi kuwonongeka kwa chitsulo chosapanga dzimbiri wamba m'malo ovuta. Desulfurization zinyalala simenti slag ali ndi kukhuthala kwakukulu, vuto adhesion kuti nthawi zambiri zimachitika ntchito mbale ndi chimango mtundu dewatering makina akhoza bwino anathana ndi ntchito wononga mtundu dewatering makina.
Makina osungunulira wononga madzi amatha kugwiritsidwanso ntchito kwambiri powunika komanso kusonkhanitsa tinthu tating'onoting'ono m'madzi. Mwachitsanzo, pakuphulika kwa cyanobacteria m'madzi, amagwiritsidwa ntchito kusonkhanitsa cyanobacteria m'madzi. Madzi osakanikirana omwe ali ndi ma cyanobacteria ochuluka amalowetsedwa mosalekeza mu makina otsekemera otsekemera, ndipo ma cyanobacteria opanda madzi amasungidwa mosalekeza ndikusonkhanitsidwa, ndi kusonkhanitsa kwakukulu komanso kugwira ntchito kosavuta.
minda ina ntchito, monga laimu kufewetsa mankhwala a madzi yaiwisi, kuchepa madzi m`thupi mankhwala matope a tapa mpopi madzi mankhwala mankhwala, mankhwala a chiwerengero chachikulu cha slurry kwaiye kulekana kwa particulate nkhani m'mafakitale ena, etc., stacking wononga dewatering makina ndi njira yabwino, pamodzi ndi kugwiritsa ntchito dongosolo basi kulamulira, kukonza zonse zothandiza kwambiri kulamulira mlingo ndi zothandiza kwambiri.
