Eka xivandla xa ku lulamisiwa ka switirhisiwa na ku khomiwa, kuhungutiwa ka ndzhongho i nchumu wa nkoka swinene lowu khumbhaka khwalithi na vukorhokeri bya xiendliwa xohetelela. Ti levele tale henhla ta ndzhongho tinga khumba matirhelo ya switirhisiwa eka switirhisiwa swohambana hambana, leswi tisaka mintlhontlho eka vuhlayiselo, vutleketli, xikan’we naku lulamisiwa kuya emahlweni. Xin’wana xa swintshuxo leswi tirhaka swinene ku lulamisa mhaka leyi i ku tirhisiwa ka Thekinoloji ya Xikirini xo Dewatering . Ti screens to susa mati ti hundzuke xiphemu xa nkoka eka ti indasitiri tofana na migodi, ku lulamisiwa ka sandi na gravel, na ku vuyiseriwa ka thyaka, leswi nyikaka swipfuno leswikulu eka kuhungutiwa ka ndzhongho xikan’we naku khoma switirhisiwa hindlela leyinene. Xihloko lexi xi nghenelela eka tindlela leti swikirini swo susa mati swi tirhaka ha tona ku hunguta ndzhongho, xi kambisisa misinya ya milawu, swihlawulekisi swa dizayini na swilo leswi kucetelaka matirhelo ya swona.
Ti screens to susa mati i switirhisiwa swo hlawuleka leswi endleriweke ku susa mati lawa ya tlulaka mpimo eka switirhisiwa, leswi endlaka leswaku ku endliwa xitirhisiwa xo oma lexi olovaka ku xi khoma na ku xi lulamisa. Ti endliwile kuva tinyika ku hambanisiwa loku humelelaka ka swilo leswinga mati kusuka eka swilo leswi tiyeke hiku tirhisa swivumbeko swokarhi swa motion na screen media. Ku twisisa milawu ya xisekelo na swiphemu swa dizayini ya swikirini swo susa mati swina nkoka eka ku antswisa matirhelo ya swona xikan’we naku fikelela swiyimo swa ndzhongho leswi lavekaka.
Eka xisekelo xa ntirho wa dewatering screen i kutirhisiwa ka matimba ya vibration na gravitational kuva ku olovisa ku hambanisiwa ka mati kusuka eka ti solid particles. Hi ntolovelo swikirini swi rhetela hi angle nyana, leswi pfumelelaka swilo ku famba-famba ehenhla ka vuandlalo bya screening ehansi ka nkucetelo wa gravity. Ti motors leti rhurhumelaka ti humesa ku famba kokarhi loku hatlisisaka swiphemuphemu kuya e henhla nale mahlweni, leswi hlohletelaka ku humesiwa ka mati hiku tirhisa ti apertures ta screen media. Nsusumeto lowu awu pfuneta ntsena eka ku fambisa switirhisiwa kuya hi xikirini kambe wutlhela wu ndlandlamuxa vuswikoti byo hambanyisa hiku stratify swilo naku paluxa swiphemuphemu leswi taleke hi mati eka vuandlalo bya screening.
Ti screens to susa mati ti endliwile na swihlawulekisi swotala leswi hoxaka xandla eka ku tirha kahle ka tona eka ku hunguta ndzhongho. Swiphemu swa nkoka swa dizayini swi katsa:
Swihangalasamahungu swa Xikirini: Ku hlawuriwa ka swihangalasamahungu swa xikirini leswi faneleke i swa nkoka swinene. Switirhisiwa swofana na polyurethane kumbe stainless steel switala kutirhisiwa hikokwalaho ka ku tiya ka swona xikan’we naku lwisana na ku rhurhumela. Vukulu bya aperture na xivumbeko swi hlawuriwa kuya hi ku hangalasiwa ka vukulu bya ti particle ta swilo leswi endliwaka kuva ku antswisiwa ku susiwa ka mati loko kurikarhi ku sivela ku lahlekeriwa hi swilo swa nkoka leswi tiyeke.
Vibratory Motors: Leswi swinyika ku famba loku lavekaka eka ku susa mati hindlela leyi humelelaka. Amplitude na frequency ya vibration yinga lulamisiwa kuva yi fambelana na switirhisiwa swohambana hambana xikan’we na ti levele ta ndzhongho, leswi antswisaka maendlelo yo hambanyisa.
Inclination Angle: Ku rhetela nyana ka screen swipfuneta eka ku humesiwa ka mati hi ntumbuluko xikan’we naku famba famba ka swilo leswi tiyeke. Ku lulamisa angle swinga khumba nkarhi wo khoma swilo eka screen xikan’we naku tirha kahle ka ku susa ndzhongho.
Ku hangalasiwa ka swakudya: Ku hangalasiwa loku fanaka ka switirhisiwa eka ku anama ka xikirini swina nkoka swinene kuva ku kurisiwa ndzhawu yo kambela xikan’we naku tiyisisa matirhelo lawa yanga cincekiki. Ti feed spreaders kumbe distributors titala kutirhisiwa ku fikelela hambi kuri ku khuluka ka swilo.
Ku tirha kahle ka ti dewatering screens eka ku hunguta ndzhongho swivangiwa hi tindlela to hlaya leti tirhaka hiku tirhisana. Ku twisisa tindlela leti swi pfumelela vafambisi ku antswisa swiyimiso swa switirhisiwa ku endlela matirhelo lama antswisiweke.
Ku rhurhumela swina xiave xa nkoka eka maendlelo yo susa mati. Ku famba ka vibratory swi hlohletela matimba ya shear lawa ya hlongolaka mati kusuka ehenhla ka ti particles. Ku rhurhumela ka frequency yale henhla, ya amplitude yale hansi switirha ngopfu eka ku herisa tension yale henhla ya mati, leswi pfumelelaka ku hundza eka swipfalo swa screen. Matimba ya acceleration lawa ya endliweke ya pfuneta eka ku stratify material, ku tiyisisa leswaku ti finer particles letingana ndzhongho wale henhla ti hlangana na screen surface kuva ti antswisiwa ku susiwa ka mati.
Ku hlawuriwa ka screen media swi khumba hiku kongoma vuswikoti bya dewatering. Switirhisiwa leswingana swivumbeko swa hydrophobic kumbe ti aperture geometries leti endliweke hiku hlawuleka swinga antswisa ku khuluka ka mati. Ku engetela kwalaho, ndhawu leyi pfulekeke ya xikirini yi boha mpimo lowu mati ma nga susiwaka ha wona. Ku ringanisela xilaveko xa ndzhawu leyi pfulekeke leyi ringaneleke na ku sivela ku lahlekeriwa hi swilo i swa nkoka swinene.
Swilo swo hlaya swikucetela matirhelo ya swikirini swo susa mati. Ku lemuka naku lawula swilo leswi swinga endla leswaku kuva na kuhunguteka lokunene ka ndzhongho.
Muxaka wa swilo leswi endliwaka wu khumba swinene ku susiwa ka mati. Ku hangalasiwa ka vukulu bya ti particle, xivumbeko na gravity yo karhi swi endla leswaku mati ya nga hambanisiwa kahle ku fikela kwihi. Ti fine particles titala ku hlayisa ndzhongho swinene hikokwalaho ka ndzhawu ya tona leyikulu yale henhla loko ku pimanyisiwa na volume. Ku engetela kwalano, switirhisiwa leswingana vumba byotala kumbe leswi endlaka swirhumbana swinga tisa mintlhontlho yo susa mati.
Ku lulamisa ti parameters ta ntirho tofana na vibration amplitude, frequency, na screen angle swinga ndlandlamuxa vuswikoti bya dewatering. Xikombiso, ku engetela amplitude ya vibration swinga antswisa ku fambisiwa ka switirhisiwa xikan’we naku susiwa ka mati kambe swinga tlhela swivanga ku onhaka lokukulu eka screen media. Ku kuma ku ringanisela lokunene i swa nkoka eka matirhelo lama nga heriki.
Ti screens to susa mati titirhisiwa eka ti indasitiri tohambana hambana laha kuhungutiwa ka ndzhongho swinga swa nkoka swinene. Vuswikoti bya tona byo humelerisa xitirhisiwa xo oma swinene byi endla leswaku tiva ta nkoka swinene eka switirhisiwa swotala.
Eka ku lulamisiwa ka timinerali, ti dewatering screens titirhisiwa ku hunguta ndzhongho wa timinerali loko tingase lulamisiwa kuya emahlweni kumbe ku rhumeriwa. Leswi swina nkoka swinene eka switirhisiwa leswinga na vuxiyaxiya eka ndzhongho kumbe laha ku durhaka ku omisa kunga kukulu. Hiku tirhisa swikirini swo susa mati, tikhamphani tinga ndlandlamuxa ku tirha kahle ka matirhelo ya tona naku hunguta ku tirhisiwa ka eneji leyi fambelanaka na ku omisa.
Vahumelerisi va sandi na gravel vatirhisa ti dewatering screens kuva vanyika xitirhisiwa lexinga na ndzhongho wale hansi, leswi lulameleke swinene eka switirhisiwa swo aka. Kuhunguteka ka ti levele ta ndzhongho swiantswisa khwalithi ya switirhisiwa naswona swiendla leswaku swinga durhi ngopfu ku fambisa hikokwalaho ka kuhunguteka ka ntiko.
Eka tipulani to lulamisela malahla, swisirhelelo swo susa mati i swa nkoka eka ku susa mati yo tlula mpimo eka switirhisiwa swa malahla. Kuhunguteka ka ndzhongho swiendla leswaku kuva na nkoka wo kufumeta malahla naswona swihunguta ntsengo wa vutleketli. Ku susa mati hindlela leyinene switlhela swihunguta ku onhiwa ka mbango eka vuhlayiselo na ku khomiwa ka malahla.
Ku tirhisa ti dewatering screens eka ti processing plants swinyika mbuyelo wotala lowu hundzaka eka kuhungutiwa ka ndzhongho.
Hiku hunguta kahle ndzhongho, ti dewatering screens ti tlakusa khwalithi ya xitirhisiwa xohetelela. Switirhisiwa swo oma aswi tali ku onhaka hinkarhi wa nhlayiso naswona swilulamerile swinene eka switirhisiwa swotala. Ku antswisiwa loku ka khwalithi ku nga endla leswaku ku va na nkoka wa le henhla wa makete na ku eneriseka ka vaxavi.
Ti screens to susa mati ti hoxa xandla eka ku tshamiseka ka mbango hiku hunguta xilaveko xa maendlelo yo omisa hiku hisa, lawa ya dyaka nhlayo yale henhla ya eneji naswona ya humesa ku humesiwa ka gasi ya greenhouse. Ku engetela kwalano, kuhunguteka ka ndzhongho swihunguta makhombo lawa ya fambelanaka na ku khuluka ka mati xikan’we naku thyakisa tindzhawu letinga ekusuhi.
Switirhisiwa swa xiviri swi kombisa ku humelela ka swikirini swo susa mati eka swiyimo swa tiindasitiri.
Dyondzo ya Xikombiso 1: Ntirho wa migodi wu tirhise swikirini swo susa mati ku lulamisa swiphemuphemu swa nsimbi leswinene. Mbuyelo akuri kuhunguteka swinene ka ndzhongho kusuka eka 15% kuya eka 8%, leswinga endla leswaku kuva na ku olova ku khoma xikan’we naku hunguteka ka ntsengo wa vutleketli hi 10%.
Dyondzo ya Xikombiso 2: Ndhawu yo lulamisa sava yi nghenise swikirini swo susa mati ku siva swikwirikiri swa ndhavuko swa sandi. Ku cinca loku ku antswise ndzhongho wa sandi ra vona kusuka eka 20% kuya eka 12%, leswinga tlakusa khwalithi ya xiendliwa xa vona xikan’we naku engetela ku xavisiwa eka makete wo phikizana wa ku aka.
Ti screens to susa mati ti tlanga xiave xa nkoka eka ku hunguta nhlayo ya ndzhongho eka switirhisiwa swohambana hambana, leswi khumbhaka swinene ku tirha kahle na khwalithi ya maendlelo ya ti indasitiri. Hiku tirhisa misinya ya milawu ya ku rhurhumela na switirhisiwa swa xikirini leswi endliweke hi vukheta, swikirini leswi swinyika ntlhantlho lowu tirhaka eka kuhunguta ndzhongho. Tiindasitiri leti amukelaka thekinoloji leyi a ti vuyeriwi ntsena eka khwalithi ya swikumiwa leyi antswisiweke na ku tirha kahle kambe ti tlhela ti hoxa xandla eka ku kondletela mbango hi ku hunguta ku tirhisiwa ka eneji. Loko swilaveko swaku lulamisiwa ka swilo swiya emahlweni swikula, nkoka wa tindlela leti tirhaka kahle to hunguta ndzhongho tofana na Dewatering Screen yi ya yi vonaka swinene. Ku amukela thekinoloji yo tano i swa nkoka eka tiindasitiri leti kongomisaka ku antswisa maendlelo ya tona na ku tshama ti ri na mphikizano eka makete.