Mhedzisiro yeSodium Cyanide Leaching muChando Yakaderera-Tembiricha Mamiriro

ziviso

Kubvisa Cyanide leaching, nzira inoshandiswa zvakanyanya muindasitiri yemigodhi pakubvisa simbi dzinokosha dzakadai segoridhe nesirivha kubva mumatombo, yave iri nyaya yekutsvagisa nekuvandudza nguva dzose. Maitiro aya anosanganisira kushandisa Sodium Cyanide solution kunyungudutsa simbi dzinokosha, zvichigadzira makemikari akaomarara ecyanide . Zvisinei, kushanda zvakanaka uye kushanda zvakanaka kwemaitiro aya kunogona kukanganiswa zvakanyanya nezvinhu zvakasiyana-siyana, izvo tembiricha inoita basa rakakosha. Munguva yechando, kana nzvimbo dzine tembiricha yakaderera dzichiwanda, maitiro ekubvisa cyanide leaching anosangana nematambudziko akasiyana anogona kukanganisa maitiro ese ekubvisa, kugara zvakanaka kwehupfumi, uye kukanganisa nharaunda. Chinyorwa chino chinotarisa mhedzisiro chaiyo yetembiricha yakaderera paKubvisa Sodium Cyanide , kuongorora mashandiro emakemikari nemuviri, uye kukurukura mhinduro dzinogona kuderedzwa nematambudziko anoenderana nawo.

Chemical Reaction Kinetics pane Yakaderera Temperature

Maitiro emakemikari mukuita kwekubvisa cyanide anoenderana nekupisa. Kuita pakati pe sodium cyanide , okisijeni, nesimbi dzinokosha, izvo zvinoguma nekuumbwa kwesimbi-cyanide complexes dzinonyunguduka, zvinowanzova exothermic. Sezvo tembiricha ichidzikira, mwero wekuita kwemakemikari aya unodzikira zvakanyanya. Panyaya yekubvisa cyanide, tembiricha yakaderera zvinoreva kuti kuita pakati peiyoni dzecyanide nemaatomu esimbi anokosha pamusoro peore kunoitika nekukurumidza. Kunonoka uku kwekuita kunotungamira zvakananga kune nguva yakareba inodiwa yekuburitsa simbi kuti uwane mwero wakafanana wekuburitsa simbi semamiriro ekupisa kwakanyanya. Mune zvimwe zviitiko, kana tembiricha ikadonha zvakanyanya, kuita kunogona kunonoka zvekuti kushanda kwekuita kwekubvisa kunokanganisa zvakanyanya.

Solubility yeCyanide uye Metal Complexes

Kupisa kunokanganisawo kunyungudika kwezvinhu zvinobatanidzwa mukubviswa kwecyanide. Kunyungudika kweSodium cyanide kunochinja nekupisa, uye kazhinji, sezvo tembiricha ichidzikira, kunyungudika kwezvinhu zvakawanda mumvura kunoderera. Kune Sodium cyanide , kuderera kukuru kwekupisa kunogona kukonzera kuti maion ecyanide ari mumushonga atange kudonha kana huwandu hwacho hukadarika hunogona kunyungudika patembiricha yakaderera. Mvura iyi haingoderedzi chete huwandu hunoshanda hwecyanide huripo hwekubviswa kwecyanide asi inogonawo kuvhara mapaipi nemidziyo.

Uyezve, kunyungudika kwesimbi-cyanide complexes inoumbwa panguva yeleaching process inonzwa tembiricha. Pakutonhora kwakadzika, aya macomplexes anogona kuve mashoma kunyungudika. Kana dzikanaya, simbi dzinokosha dzinobviswa kubva mumhinduro, kudzivirira kuwedzera kugadzirisa uye kupora. Kunaya kwesimbi-cyanide complexes kunogonawo kugadzira madhipoziti akasimba pane ore pamusoro, ichivharira cyanide ions kuti isasvike kune yasara simbi yakakosha zvidimbu uye zvichikanganisa maitiro ekudonha.

Viscosity uye Diffusion muLow-Temperature Solutions

Iyo viscosity ye cyanide solution inowedzera pakudzika kwakadzika. Viscosity inoyera kuramba kwemvura kuyerera. Sezvo tembiricha inodonha, mamorekuru ari mumushonga anofamba zvishoma nezvishoma uye achipindirana zvakanyanya, zvichiita kuti mhinduro yacho iwedzere. Mune yakanyanya viscous cyanide mhinduro, zvinova zvakanyanya kuomera cyanide ion uye oxygen mamorekuru, ayo akakosha kune leaching reaction, kufamba nemumhinduro kusvika kune ore particles.

Zvinoenderana nemisimboti yekupararira, chiyero icho mareactants aya anopararira kuburikidza nemushonga unopindirana nemhinduro ye viscosity. Saka, mune yakakora, yakaderera-tembiricha cyanide mhinduro, zvinodzoreredza zvinotora nguva yakareba kuti zvisvike pane ore, zvichiwedzera kudzika pasi rose leaching rate. Izvi zvinonyanya kuoneka mumirwi leaching mashandiro, apo mhinduro inoda kuyerera nemumirwi mikuru yesimbi. Iyo yakawedzera viscosity inogona kukonzera mhinduro kuyerera zvisina kuenzana, zvichitungamira kune isingaite leaching mune dzimwe nzvimbo uye nekusiya isina kutorwa masimbi anokosha.

Impact pane Equipment uye Infrastructure

Nzvimbo dzakaderera-tembiricha dzinopawo matambudziko kumidziyo uye zvivakwa zvinoshandiswa mucyanide leaching process. Mapombi, pombi, uye matangi ekuchengetera zvose zviri panjodzi nechando. Iyo yakawedzera viscosity yemushonga wecyanide inoisa kuomesera pamapombi, zvichiita kuti ashande nesimba kuchengetedza kuyerera kwaunoda. Izvi zvinogona kutungamira kune yakakwira simba rekushandisa uye kuwedzera kupfeka uye kubvaruka pazvikamu zvepombi, zvichigona kupfupisa hupenyu hwavo.

Mukuwedzera, njodzi yechando mumapombi uye matangi ekuchengetedza ndiyo inonyanya kunetseka. Kana mushonga wecyanide ukaoma, unogona kuputika pombi uye kuita kuti midziyo isashande. Kunyange kana ikasaoma zvachose, kuumbwa kwemakristasi echando kunogona kukanganisa kuyerera uye kukonzera kuvhara. Kudzivirira nyaya idzi, mashandiro emigodhi anowanzo fanira kuisa mari mukuwedzera kudziyisa uye masisitimu ekudzivirira emidziyo yavo nemapaipi munzvimbo dzinotonhora. Zvisinei, matanho aya anowedzera mari yose yekushanda kwemaitiro emigodhi.

Mafungiro Ezvakatipoteredza mune Yakaderera-Tembiricha Cyanide Leaching

Zvinetso zvezvakatipoteredza zvine chekuita necyanide leaching zvinova zvakanyanya kuoma munzvimbo dzakaderera-tembiricha. Ngozi yekuteuka kwecyanide uye kudonha kunogara kuripo mumabasa emigodhi, uye mumamiriro ekutonhora, mhedzisiro inogona kuve yakanyanya. Kana mushonga wecyanide ukateuka munzvimbo ine tembiricha yakaderera, tembiricha yakaderera inoderedza kuparara kwe cyanide munharaunda. Cyanide ine muchetura kumarudzi mazhinji ehupenyu, uye kushingirira kwayo nekuda kwekudzikira kwekushisa kunogona kuunza njodzi huru kune zvipenyu zvemumvura, zvipenyu zvevhu, uye hutano hwevanhu hunogona kunge huripo kana nzvimbo yakasvibiswa iri pedyo nemvura kana matunhu ane vanhu.

Uyezve, iyo yakawedzera viscosity uye inogona kunaya ye cyanide uye simbi complexes mumamiriro ekudzika-tembiricha anoita kuti zviome kubata nemazvo uye kurasa tsvina. Masisitimu ekudzora tsvina akagadzirirwa zvakajairwa-tembiricha-ine cyanide-ine mhinduro inogona kusashanda zvinobudirira mukutonhora kwemamiriro ekunze, zvichiwedzera njodzi yekusvibiswa kwezvakatipoteredza kana isina kugadziridzwa zvakanaka.

Mazano ekuderedza Kukanganiswa kweTembiricha Yakaderera

Kupisa iyo Cyanide Solution

Imwe nzira yekurwisa migumisiro yakaipa yekupisa kwakaderera ndeyekudziisa cyanide solution. Nekukwidza tembiricha, kumhanya kwekuita kunogona kuvandudzwa, kunyungudika kwecyanide nesimbi kunogona kuchengetedzwa, uye viscosity inogona kuderedzwa. Maheater ekupisa akanyudzwa mumvura akashandiswa mune mamwe mabasa ekuchera nekuda kwekushanda kwawo zvakanyanya kwekupisa. Zvisinei, nzira iyi inogona kuunza mamwe matambudziko, akadai sekunyungudutsa huwandu hwakawanda hweCarbon dioxide mualkaline cyanide solution, izvo zvinogona kukonzera kusvibiswa kwepaipi. Imwe nzira ndeyekushandisa heat exchangers, iyo inogona kupisa solution zvinobudirira pasina kukonzera migumisiro yakawanda yemakemikari uye yakashandiswa zvinobudirira munzvimbo dzakawanda dzekuchera.

Kugadzirisa Chemical Reagents uye Mamiriro

Kugadzirisa makemikari reagents uye mamiriro anogona zvakare kubatsira kuderedza kukanganiswa kwekushisa kwakadzika. Semuenzaniso, kugadzirisa pH ye cyanide mhinduro inogona kukanganisa kunyungudika uye kuita zvekare kwezvinhu zvinobatanidzwa mukuita leaching. Mune zvimwe zviitiko, kushandura zvishoma pH kusvika kune imwe yakakodzera siyana kune yakaderera-tembiricha mamiriro anogona kusimudzira kugadzikana kwesimbi-cyanide complexes uye kunatsiridza mashandiro eLeaching. Pamusoro pezvo, kushandiswa kwezvimwe zvinowedzera kana catalysts zvinogona kuongororwa. Zvimwe zvinhu zvinogona kudzikisira simba rinodiwa pakuita leaching, nekudaro zvichigadzira iyo inononoka reaction rate inokonzerwa nekudzikira tembiricha. Nekudaro, kusarudzwa kwezviwedzere zvakadaro kunoda kunyatsoongororwa kuti ive nechokwadi chekuti havagadziri matambudziko matsva ezvakatipoteredza kana ekushanda.

Insulating uye Kudzivirira Equipment

Kuti utarise matambudziko emidziyo uye zvivakwa munzvimbo dzakaderera-tembiricha, yakazara insulation uye matanho ekudzivirira anodiwa. Mapombi uye matangi ekuchengetera anogona kuiswa insulated nezvinhu zvakaita sefiberglass kana furo kuderedza kurasikirwa nekupisa uye kudzivirira kutonhora. Matepi ekudziisa kana kuronda masisitimu ekudziya anogona zvakare kuiswa pamapombi kuchengetedza inoyerera cyanide mhinduro pane tembiricha chaiyo. Kugara uchigadzirisa uye kuongororwa kwemidziyo kwakakosha kuti uone chero zviratidzo zvekupfeka kana kukuvadzwa kunokonzerwa nekutonhora panguva yakakodzera. Izvi zvinogona kubatsira kudzivirira kutadza kukuru kwemidziyo uye kuve nechokwadi chekushanda kwakatsetseka kweiyo cyanide leaching process.

mhedziso

Mhedzisiro yenzvimbo yechando yakaderera-yekushisa pane sodium cyanide leaching muindasitiri yemugodhi ine mativi mazhinji uye akaomarara. Kubva pakudzikisira kuita kwemakemikari uye kukanganisa kunyungudika uye kupararira kusvika pakuisa zvinonetsa kumidziyo uye zvivakwa uye kuwedzera njodzi dzenharaunda, tembiricha yakaderera inogona kuderedza zvakanyanya kushanda uye kushanda kweiyo leaching process. Nekudaro, nekushandisa nzira dzakakodzera sekudziya mhinduro, kugadzirisa mamiriro emakemikari, uye kuchengetedza michina, mashandiro emigodhi anogona kudzikisira kukanganisa uku uye kuenderera mberi necyanide leaching munzvimbo dzinotonhora. Sezvo kudiwa kwesimbi dzakakosha kunoramba kwakakwira uye mashandiro emigodhi achiwedzera kunzvimbo dzakasiyana siyana, kumwe kutsvagisa nekusimudzira mukugadzirisa cyanide leaching yemamiriro ekudzikira kwakadzikira kuchave kwakakosha kuti indasitiri yezvicherwa irambe iripo kwenguva refu.