Chidziwitso chodziwika bwino chokhudza golide wa cyanide sodium womwe mwina simungadziwe

Kumvetsetsa Zofunikira za Sodium Cyanide mu Kutulutsa Golide

Mu dziko la migodi golide, ndi Kutulutsa kwa cyanide ndondomeko ndi njira yofunika kwambiri yopezera golide ku miyala yamtengo wapatali. Ngakhale ambiri akudziwa bwino mawu akuti "cyanide," zovuta za momwe amagwiritsidwira ntchito pochotsa golide nthawi zambiri zimanyalanyazidwa. Nkhaniyi ikufuna kuwunikira zomwe anthu ambiri akudziwa pozungulira Sodium cyanide ndi udindo wake mu Njira yochotsera golide, kuonetsetsa kumvetsetsa bwino kwa njira yofunikirayi.

Njira Yopangira Golide ya Cyanide

Njira yochotsera golide wa cyanide imaphatikizapo njira zingapo zofunika, iliyonse imafunikira kuwongolera moyenera magawo osiyanasiyana kuti zitsimikizire zotsatira zabwino. Mfundo zazikuluzikulu zomwe ziyenera kuyang'aniridwa ndi monga cyanide concentration, oxygen concentration, alkalinity, ndi nthawi yofunikira kuti iwonongeke. Zinthu izi ndizofunikira kwambiri pakukwaniritsa zomwe mukufuna Kubwezeretsa golide.

  1. Leaching: Chinthu choyamba pakuchitapo kanthu ndi kukhetsa, komwe golide wolimba amasungunuka mu njira ya cyanide yokhala ndi okosijeni. Njira yothetsera vutoli imalola kutulutsa golide ku miyala, kulekanitsa bwino ndi mchere wina.

  2. Kusamba: Kutsatira leaching, sitepe yotsatira ndikutsuka. Kuchita zimenezi kumaphatikizapo kubweza chitsulo chokhala ndi golide pambuyo pobowoleza ndi kutsuka golide wosungunuka pamwamba pa tinthu tating'ono ting'onoting'ono. Cholinga ndikukwaniritsa kulekanitsa kolimba-kwamadzimadzi, kuonetsetsa kuti golidi amasiyanitsidwa bwino ndi zinthu zotsalira.

  3. Kusintha: Gawo lomaliza lachiwombankhanga ndikulowa m'malo, pomwe njira yokhala ndi golidi imathandizidwa ndi zinki zachitsulo. Sitepe iyi imachepetsa ndi kuchepetsa golide, kulola kuti ayambenso kukhala olimba.

Zinthu Zofunika Kwambiri mu Kuchotsa Golide wa Cyanide

Zinthu ziwiri zazikuluzikulu zimagwira ntchito yofunika kwambiri pakuchotsa golide wa cyanide: cyanide ndi alkali yoteteza.

1.Cyanide

Cyanide ndiye mwala wapangodya wa leaching process. M'mafakitale, mitundu ingapo ya cyanide imagwiritsidwa ntchito, kuphatikiza Potaziyamu cyanide (KCN), sodium cyanide (NaCN), Calcium cyanide [Ca(CN)2], ndi Ammonium cyanide (NH4CN). Mwa izi, sodium cyanide ndi yomwe imagwiritsidwa ntchito kwambiri chifukwa cha mphamvu komanso kupezeka kwake.

Sodium cyanide ndi ufa woyera wapoizoni kwambiri womwe umapangidwa mozungulira kapena mozungulira kuti ugwire ntchito mosavuta. Kuthekera kwake ngati wothandizira kutulutsa golide kumapangitsa kuti ikhale yofunikira kwambiri pakuchotsa golide, komanso imafunikiranso malamulo okhwima otetezedwa kuti achepetse kuopsa kwa kawopsedwe kake.

2. Chitetezo cha Alkali

Udindo wa alkali woteteza mu njira yochotsa golide wa cyanide sungathe kuchepetsedwa. Cholinga chachikulu chowonjezera alkali woteteza ndikusunga kukhazikika kwa yankho la cyanide ndikuchepetsa kutayika kwa cyanide kudzera mu hydrolysis. Izi ndizofunikira makamaka pakuwonetsetsa kuti leaching ikukhalabe yothandiza komanso yothandiza.

Alkali yoteteza nthawi zambiri imawonjezedwa panthawi ya leaching kapena panthawi yopera ya cyanide ore. Zikadakhala kuti mapangidwe a ore ndi ovuta ndipo amakhala ndi mchere monga pyrrhotite, womwe ukhoza kuwononga njira ya cyanide, kuwonjezera kwa zoteteza zamchere zamchere mu oxidation kapena mpweya wa mchere woyipawu. Izi sizimangowonjezera mphamvu zonse za ndondomeko yochotsamo komanso zimathandizira kuti chitetezo ndi chilengedwe chikhale chokhazikika.

Kutsiliza

Njira yochotsera golide wa cyanide ndi njira yotsogola yomwe imafuna kumvetsetsa kwakuya kwamachitidwe osiyanasiyana amankhwala ndi magawo ogwirira ntchito. Sodium cyanide, monga gawo lofunikira, imagwira ntchito yofunika kwambiri pakubwezeretsa bwino golide kuchokera ku miyala yamtengo wapatali. Powongolera zinthu monga ndende ya cyanide, milingo ya okosijeni, alkalinity, ndi nthawi yopangira, ntchito zamigodi zimatha kupititsa patsogolo ntchito zawo zochotsa golide.

Kuphatikiza apo, kufunika kwa chitetezo cha alkali pakukhazikitsa njira ya cyanide ndikuchepetsa zotsatira za mchere woyipa sikunganyalanyazidwe. Pamene bizinesi ya migodi ikupitabe patsogolo, kumvetsetsa bwino za njirazi ndi zosakaniza zidzakhala zofunikira pofuna kuonetsetsa kuti ntchito zofukula golide zikhale zotetezeka, zogwira mtima komanso zosamalira chilengedwe.

Mwachidule, pamene sodium cyanide nthawi zambiri imawonedwa kudzera mu lens ya kawopsedwe ake, kufunikira kwake pakuchotsa golide ndikofunikira kwambiri. Pozindikira zomwe anthu ambiri akudziwa pozungulira njirayi, ogwira nawo ntchito pamakampani amigodi amatha kuyendetsa bwino zovuta za kubweza golide ndikuthandizira kupititsa patsogolo ntchito zamigodi.

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