Chifukwa cha migodi yambiri yachitsulo chachitsulo m'dziko langa, kuchepa kwa chuma chake kukuchepa kwambiri. Chifukwa chake, zofunikira pa zida zopangira mchere zikuchulukirachulukira, makamaka kugwiritsa ntchito bwino zinthu zachitsulo kukugwirizana mwachindunji ndi kupitilira kwa chuma cha dziko langa. Funso ndilakuti momwe ndingagwiritsire ntchito mfundo zosungira mphamvu, kuchepetsa kugwiritsa ntchito, komanso kuchepetsa utsi zomwe boma lapereka, kusunga kugwiritsa ntchito chuma kwa nthawi yayitali, ndikuwonjezera phindu la chuma chakhala nkhani yofunika kwambiri yomwe ikukumana ndi makampani opanga migodi.
Pakadali pano, malo osungiramo zinthu zakale omwe amagwiritsidwa ntchito pogawanitsa miyala yachitsulo yachitsulo m'dziko langa ndi pafupifupi 1600Gs, ndipo n'zovuta kupezanso miyala yachitsulo yofooka yomwe ili m'miyala. Pachifukwa ichi, pakufunika kwambiri kupanga zida zopangira zinthu zabwino zomwe zili ndi mphamvu zambiri komanso zokhoza kuchepetsa kuchuluka kwa chitsulo m'miyala kuti zigwiritsidwe ntchito bwino kwambiri m'miyala m'dziko langa.
Shandong Huate Magnetoelectric Technology Co., Ltd. yakhala ikudzipereka ku kafukufuku wa zida zobwezeretsa zitsulo zolekanitsa maginito za magnetite kuyambira 2005. Pakadali pano, ma ferrite ambiri amapangidwa ngati makina obwezeretsa zitsulo zolekanitsa maginito, ndipo mitundu itatu yapangidwa. Zinthu zokhala ndi mafotokozedwe osiyanasiyana zakhala zida zazikulu zobwezeretsa zitsulo zolekanitsa. Pofuna kuwonjezera kuchuluka kwa zitsulo zobwezeretsa zitsulo zolekanitsa maginito, pambuyo pofufuza bwino, kuwonetsa ndi kusanthula, kugwiritsa ntchito zipangizo zamaginito za neodymium iron boron ndi njira yotulutsira zitsulo m'dera losakhala la maginito kwawonjezera kuchuluka kwa zitsulo zolekanitsa maginito, ndipo kutsitsa kumakhala kosavuta, komwe kungakwaniritse zofunikira pakugwiritsa ntchito.
Kapangidwe ndi mfundo yogwirira ntchito ya makina obwezeretsa tailings okhala ndi mphamvu yapakati pamunda
Makina obwezeretsa maginito amphamvu a semi-magnetic dump tailing amagwiritsa ntchito neodymium iron boron ngati zinthu zamaginito. Malo olekanitsa ali ndi malo apakati a maginito ndi malo ofooka a maginito. Mizati ya maginito imapanga makina a maginito a semi-circular ring. Chikwama chozungulira chimaperekedwa kunja kwa makina a maginito. , Dongosolo la maginito limakhazikika, gawo la chipolopolocho limamizidwa mu zamkati, ndipo tinthu ta maginito mu zamkati timayamwa nthawi zonse ndi njira yozungulira mosalekeza. Tinthu ta maginito timapitiriza kugwedezeka limodzi ndi kuzungulira kwa chikwamacho, kotero kuti zinthu zopanda maginito mu zinthu zamaginito zimatsukidwa nthawi zonse. Gawo lakumanja lapamwamba la makina a maginito a semi-annular lilibe mphamvu yamaginito. Zinthu zamaginito zikalowa m'dera lopanda maginito, pansi pa mphamvu ya madzi ochapira ndi mphamvu yokoka ya zinthuzo, Tulutsani zinthuzo mu thanki yokhazikika.
Makina obwezeretsa ma tailings a semi-magnetic strength a mid-field ndi kapangidwe kogwirizana ka disk, ndipo chiwerengero cha ma diski a maginito chikhoza kudziwika malinga ndi zofunikira za mphamvu yogwiritsira ntchito. Kapangidwe kake kakuwonetsedwa pa Chithunzi 1, 2, ndi 3. 1- chimango; thanki ya slurry ya 2; 3- njira yosinthira ma disk; 4- central shaft; 5- deflector; 6- collecting tray; 7- agitating block; 8- flushing pipe; 9- holding chute; 10- Reducer; 11-motor; 12-strong magnetic area; 13-weak magnetic area; 14- fixed disk; 15- non-magnetic area.
Chimangocho chimapangidwa ndi chitsulo cholumikizidwa ndipo chimagwiritsidwa ntchito makamaka pothandizira shaft yapakati, kukhazikitsa makina otumizira ndi kukhazikitsa thanki ya slurry.
Disiki ya maginito ndi kapangidwe ka semi-magnetic, ndipo diski yosonkhanitsa yotsekedwa imayikidwa kunja, mbale yoyendetsera maginito imayikidwa pakati pa chitsulo cha maginito chokhala ndi zigawo ziwiri, ndipo gawo la pansi la diski yosonkhanitsa limamizidwa mu thanki ya slurry 2.
Disiki ya maginito imaperekedwa ndi mphamvu yapakati ya maginito, mphamvu ya maginito yofooka ndi malo osakhala ndi maginito, ndipo imakhazikika pa mzere wapakati.
Malekezero awiri a poto yosonkhanitsira ali ndi mbale zambiri zotsogolera zomwe zimagawidwa mu mawonekedwe a ray, ndipo mabuloko ambiri osakaniza omwe amagawidwa mofanana amaperekedwa kunja kwa poto.
Pakadali pano, ma concentrator ena m'dziko langa amagwiritsa ntchito makina obwezeretsa ma disk tailings amphamvu apakati, koma chifukwa cha kuchepa kwa desliming, maginito adzayamwa pamene maginitowo alowa m'dera losakhala la maginito kuchokera ku maginito apakati, ndipo disk ndi scraper zimatha msanga. , Potengera zoletsa zina zomwe zimagwiritsidwa ntchito.
Poganizira zomwe zili pamwambapa, kampani yathu imagwiritsa ntchito diski yapakati-yamphamvu yokhala ndi kapangidwe ka neodymium-iron-boron kotsekedwa bwino kuti kakhazikitsidwe pa axis yapakati, ndipo axis yapakati imakhazikika popanda kuzungulira. Pani yosonkhanitsira yozungulira, gawo la pansi la pani yosonkhanitsira limamizidwa mu slurry flow through kuti itenge zinthu zamaginito. Mota ndi chochepetsera zimagwiritsidwa ntchito kuyendetsa thireyi yosonkhanitsira kuti izungulire, ndipo zinthu zamaginito zomwe zimakhudzidwa zimadutsa pakati pa maginito ndi mphamvu yamaginito yofooka, kenako zimatuluka zikafika pamunda wopanda maginito, zomwe zimathetsa mavuto omwe ali pamwambapa.
Pakati pa poto iliyonse yosonkhanitsira zinthu pamakhala chute, ndipo maginito omwe ali pa poto yosonkhanitsira zinthu amatsukidwa ndi kutuluka m'chute.
Dongosolo lotumizira limapangidwa ndi mota yosinthira ma frequency, chochepetsera, cholumikizira, cholumikizira ma transmission, ndi zina zotero. Zigawo zomwe zatchulidwa pamwambapa zimayikidwa pa shaft yapakati ndi chimango kuti thireyi yosonkhanitsa izungulire mosalekeza.
Kabati yowongolera ili ndi ma inverter, ma switch owongolera ndi zinthu zina kuti ziwongolere liwiro lozungulira la disc yamaginito nthawi iliyonse.
Maginito okhazikika m'dera la maginito amapangidwa ndi chidutswa chimodzi kapena zidutswa zingapo mbali ya makulidwe, ndipo ukonde wokhazikika wa disc umayikidwa pakati. Malo a maginito amatenga magulu angapo a maginito omwe ali ndi ma polarities osiyana kuti akonzedwe motsatizana. Pakazungulira poto yosonkhanitsira, zinthu zamaginito zimakhala zikugwa nthawi zonse mupoto yosonkhanitsira ndi m'madzi kuti zitsukidwe ndikutuluka, kotero kuti zinthu zamaginito zomwe zabwezedwa zimaphatikizidwa ndi tailings wamba. Poyerekeza ndi makina obwezeretsanso, kuyera kumakhala kwakukulu ndipo zotsatira zobwezeretsanso zimakhala bwino.
Malo ofooka a maginito amaikidwa pakati pa mphamvu ya maginito ndi malo osakhala a maginito mu diski. Pamene zinthu zamaginito zilowa m'malo osakhala a maginito, chifukwa cha malo ofooka a kusintha kwa mphamvu ya maginito ndi malo ofooka a mphamvu ya maginito amachepa pang'onopang'ono, kusintha kwa zinthu zamaginito kumachepa kwambiri. Kugwedezeka kwa zinthu zomwe zili pa thireyi ya zinthu kumalepheretsanso kuyenda kwa zinthu zamaginito kumbuyo ndi kutuluka kwa zinthu, ndipo kungapangitse zinthu zamaginito kuyenda pang'onopang'ono. Chifukwa cha mphamvu yokoka ndi madzi osamba, kutsitsa zinthu mwachangu kumachitika.
Thireyi yosonkhanitsira ndi yopanda kanthu komanso yotsekedwa bwino, ndipo pamwamba pake pokoka zinthu zamaginito pali zinthu zopanda maginito. Pa thireyi yosonkhanitsira, mbale yotsogolera ili ndi nthiti kunja, zomwe zimapendekeka pa ngodya inayake ndi pamwamba pa thireyi yosonkhanitsira. Cholinga chachikulu ndikuletsa maginito. Kusuntha kwa zinthu kumbuyo ndi kutuluka kwa zinthu. Pofuna kuchepetsa kutayika kwa matope a miyala, mabuloko ambiri osakaniza osakaniza matope a miyala amakonzedwa mozungulira poto yosonkhanitsira, ndipo nthawi yomweyo, kusweka kwa mbale yosonkhanitsira chifukwa cha kutayika kwa matope a miyala kumachepanso.
Ntchito yopangira mafakitale
Kusanthula kwa momwe makina obwezeretsa mphamvu yapakati pa semi-magnetic self-unloading tailings athandizira kuchira
Makina ochotsera zinyalala a semi-magnetic self-unloading tailings okhala ndi mphamvu yapakati komanso chitsanzo cha YCBW-15-8 chomwe chimagwiritsidwa ntchito ndi kampani yamigodi chayikidwa kumbuyo kwa makina ochotsera zinyalala opangidwa ndi ferrite mu dongosolo la maginito. Pambuyo pa zaka zoposa theka la ntchito, zidazo zikugwira ntchito bwino ndipo zotsatira zake zimakhala zabwino. Pambuyo pa mayeso ambiri oyesa zitsanzo, zotsatira zake zimakhala zokhutiritsa. Zotsatira za mayeso angapo oyesa zitsanzo ndi izi:
Kudzera mu kusanthula deta pamwambapa:
Zotsatira za kubwezeretsa kwa chipangizochi: kuchuluka kwa tailings kumachepetsedwa ndi 2.16% mutasankha, kuchuluka kwa chitsulo cha maginito kumachepetsedwa ndi 1.27% mutasankha, ndipo kuchuluka kwapakati kwa miyala yapakati ndi 26.53%. Zotsatira za kubwezeretsa n'zodziwikiratu.
Kuyembekezeka kwa msika ndi phindu la zachuma
Pakadali pano, pali makampani ambiri olekanitsa maginito ku China, ndipo ochepa okha ndi omwe amagwiritsa ntchito makina obwezeretsa ferrite tailings, koma sagwiritsa ntchito makina obwezeretsa tailings a mid-field amphamvu. Chifukwa chake, msika uli ndi chiyembekezo chachikulu. Ngati 20% ya maginito, fakitale yokonzera imayika ndalama mu zida izi, zomwe zimawerengedwa kutengera mayunitsi 300 pachaka ndi chitsanzo cha YCBW-15-8. Chigawo chilichonse chimatha kupeza 7t/h ya ore youma pa ola limodzi, 168t/h ya ore youma patsiku, ndi masiku 330 ogwira ntchito pachaka, kubweza konse matani 55.44 miliyoni, ndipo matani 16.632 miliyoni adabwezerezedwanso ndi mayunitsi 300. Ubwino wazachuma ndi waukulu, ndipo kugwiritsa ntchito zidazi kungachepetse kutayika kwa zinthu zambiri zamchere mdziko muno chaka chilichonse.
Pakadali pano, kuchuluka kwa miyala yachitsulo yachitsulo m'dziko langa nthawi zambiri kumakhala kwakukulu pambuyo pokonza, zomwe zimapangitsa kuti zinthu ziwonongeke kwambiri. Miyala yachitsulo ndiyo maziko a moyo ndi chitukuko cha anthu. Mphamvu zoposa 95% ndi 80% ya zipangizo zopangira mafakitale m'dziko langa zimachokera ku migodi. Chifukwa cha kukula kwachuma kwa dziko langa, kufunikira kwa miyala yamchere kukupitirirabe. Kumbali imodzi, miyala yamchere m'dziko langa ikukumana ndi mavuto aakulu chifukwa cha kusowa kwakukulu. Miyala yamtengo wapatali, yosavuta kusanja ikuchepa, ndipo miyala yamtengo wapatali, yovuta kusanja ikuchulukirachulukira. Kupanga ndi kufufuza makina obwezeretsa miyala yachitsulo pamwamba pa 300mT kuli ndi zotsatira zabwino pochepetsa kutaya kwa chuma cha dziko ndikuwonjezera kuchuluka kwa kugwiritsa ntchito kwa miyala yamtengo wapatali. Kuchokera pakuwona chitukuko ndi zotsatira zogwiritsidwa ntchito, yasintha bwino kuchuluka kwa kubwezeretsa kwa miyala yamtengo wapatali. Imakwaniritsa zofunikira pakupanga ndipo ndi chinthu choyenera kukwezedwa ndikugwiritsidwa ntchito.
Nthawi yotumizira: Meyi-12-2021