Tasirin Ƙimar Ƙarfafawa akan Ƙimar Leaching na Sodium Cyanide

1. Gabatarwa

Cyanide leaching wata hanya ce da ake amfani da ita sosai a masana'antar haƙar ma'adinai don fitar da karafa masu daraja, musamman zinare, daga ma'adanai. Sodium cyanide yana taka muhimmiyar rawa a wannan tsari yayin da yake amsawa da karafa don samar da hadaddun abubuwa masu narkewa, wanda ke ba da damar rabuwa da ma'aunin ma'adinan. Daga cikin abubuwa daban-daban da zasu iya shafar ingancin leaching na Cyanide , saurin juyawa yana da matukar muhimmanci. Wannan labarin yana da nufin bincika dalla-dalla yadda saurin juyawa ke shafar yawan leaching na Sodium cyanide.

2. Gudun Hijira A Cikin Leaching Cyanide

2.1 Haɓaka Canja wurin Jama'a

A cikin tsarin fitar da sinadarin cyanide, amsawar da ke tsakanin Sodium Cyanide da ƙarfe a cikin ma'adinan yana faruwa ne a lokacin da aka haɗa ƙwayoyin ma'adinan da ruwan cyanide. Juyawa yana taimakawa wajen inganta canja wurin sinadaran da ke haɗuwa ( sodium cyanide da oxygen) zuwa saman ƙwayoyin ma'adinan da kuma cire samfuran amsawa daga saman. Lokacin da yawan juyawa ya ƙaru, ruwan da ke gudana a kusa da ƙwayoyin yana ƙara zama mai rikitarwa. Wannan tururin yana rage kauri na layin iyaka a kusa da ƙwayoyin, wanda shine yankin da yawan maida hankali na masu amsawa da samfuran ke kasancewa. Sakamakon haka, yawan yaɗuwar sodium cyanide da iskar oxygen zuwa saman ƙwayoyin yana ƙaruwa, wanda ke haɓaka haɓakar leaching.

2.2 Hana Ciwon Barshi

Wani muhimmin aiki na motsa jiki shine don hana ɓarna na ɓangarorin tama mai kyau, musamman ma a cikin yanayin ma'adinan da ke da babban abun ciki na slime, yumbu, ko shale. Waɗannan barbashi masu kyau na iya daidaitawa yayin aikin leaching, rage wurin hulɗa tsakanin tama da maganin cyanide kuma don haka rage ƙimar leaching. Ta ci gaba da motsa ɓangaren litattafan almara (cakudin tama da bayani), ana ajiye barbashi a cikin dakatarwa, yana tabbatar da haɗin kai tare da maganin cyanide a duk lokacin aikin leaching.

3. Nazari na Gwaji akan Tasirin Ƙimar Ƙarfafawa

3.1 Laboratory - Gwajin Sikeli

An gudanar da gwaje-gwajen ma'auni da yawa don bincika alakar da ke tsakanin adadin kuzari da adadin leaching na sodium cyanide. A cikin gwaji na yau da kullun, ana niƙa samfurin tama zuwa ƙayyadaddun girman barbashi sannan a haɗe shi da maganin cyanide a cikin injin da aka sanye da injin motsa jiki. Adadin motsawa ya bambanta, kuma ana auna yawan leaching a cikin wani ɗan lokaci. Misali, a gwajin da aka yi a kan gwal - mai ɗauke da tama, lokacin da aka ƙara yawan kuzarin daga 200 rpm zuwa 600 rpm, ƙimar zinare (wanda sodium cyanide ke ɗora shi) ya ƙaru sosai a farkon matakan leaching. Duk da haka, bayan wani adadin motsawa (kusan 800 rpm a wannan yanayin), haɓakar ƙimar leaching ya zama ƙasa da furci.

3.2 Masana'antu - Abubuwan Kula da Sikelin

Ayyukan ma'auni na masana'antu kuma suna ba da fa'ida mai mahimmanci game da tasirin adadin kuzari. A cikin manyan - sikelin leaching shuke-shuke cyanide, yawan motsawar tankunan leaching ana sarrafa su a hankali. An lura cewa lokacin da yawan motsa jiki ya yi ƙasa da ƙasa, akwai yankuna a cikin tanki inda ɓangarorin ma'adinai ba su da kyau - gauraye da maganin cyanide, wanda ke haifar da raguwar yawan leaching gaba ɗaya. A gefe guda kuma, idan yawan motsa jiki ya yi yawa, yana iya haifar da lalacewa da tsagewar kayan aiki da yawa, ƙara yawan amfani da makamashi, kuma yana iya haifar da samuwar vortexes wanda zai iya rushe tsarin leaching. Misali, a cikin babban sikelin sikelin zinari, haɓaka ƙimar motsawa daga daidaitaccen rpm 400 zuwa 500 rpm ya haifar da haɓaka 5% a cikin ƙimar leaching na zinare, amma ƙara haɓaka shi zuwa 600 rpm kawai ya haifar da ƙaramar 1% ta gefe, yayin da yawan kuzarin ya karu da 20%.

4. Madaidaicin Ƙimar Ƙimar Ƙaddamarwa

4.1 La'akari da Halayen Ore

Mafi kyawun ƙimar motsawa don leaching cyanide ya dogara da abubuwa da yawa, tare da halayen ma'adinai shine babban abin la'akari. Don ma'adanai masu girma dabam dabam, ana iya buƙatar ƙimar motsawa mafi girma don tabbatar da cewa maganin cyanide zai iya shiga cikin pores kuma ya amsa tare da sassan ciki na barbashi. Sabanin haka, don ma'adinan hatsi masu kyau, ƙarancin motsawa na iya isa don kiyaye barbashi a cikin dakatarwa da haɓaka canjin taro. Har ila yau, ma'adinan ma'adinai yana da mahimmanci. Idan ma'adinan ya ƙunshi ma'adanai waɗanda suke da sauƙi oxidized ko amsa tare da cyanide a cikin sauri, za a iya amfani da ƙananan motsawa don sarrafa yawan amsawa da kuma hana yawan amfani da sodium cyanide.

4.2 Daidaita Yawan Leaching da Kuɗi

Baya ga halayen ma'adinai, farashi - tasirin aikin leaching shima yana taka rawa wajen tantance ƙimar motsawa mafi kyau. Yawan motsawa mafi girma gabaɗaya yana buƙatar ƙarin kuzari, wanda ke ƙara farashin aiki na shuka. Don haka, ana buƙatar daidaita daidaito tsakanin samun babban adadin leaching da rage yawan amfani da makamashi. Wannan sau da yawa ya ƙunshi gudanar da nazarin tattalin arziki wanda ke la'akari da abubuwa kamar darajar karfen da ake hakowa, farashin sodium cyanide, da farashin makamashi da ke hade da nau'o'in motsa jiki daban-daban. Misali, idan farashin zinari ya yi yawa kuma farashin makamashi ya yi ƙasa kaɗan, za a iya zaɓar ƙimar ƙara ɗan ƙarami don haɓaka ƙimar leaching na gwal. Koyaya, idan farashin makamashi shine babban abin damuwa, za'a iya zaɓi ƙaramin ƙimar motsawa koda kuwa yana haifar da ƙarancin leaching kaɗan.

5. Kalubale Masu Haɗe da Daidaita Ƙimar Ƙarfafawa

5.1 Ƙayyadaddun Kayan aiki

Ɗaya daga cikin ƙalubalen da ke cikin daidaitawa da ƙimar motsi shine iyakokin kayan aiki. Zane-zanen tankunan leaching, ƙarfin injin ɗin da ke tuƙi masu motsa jiki, da ƙarfin injina na abubuwan motsa jiki duk suna iyakance yawan adadin kuzarin da za a iya samu. A wasu lokuta, haɓaka kayan aiki don cimma mafi girma ko madaidaicin ƙimar motsawa na iya buƙatar babban jarin jari. Misali, idan shuka yana son haɓaka ƙimar motsawa sama da matsakaicin iyaka na yanzu, yana iya buƙatar maye gurbin injina tare da mafi ƙarfi kuma ya shigar da ingantattun abubuwan motsa jiki, wanda zai iya zama ƙoƙari mai tsada.

5.2 Rashin Tsarin Tsari

Canza ƙimar motsawa kuma na iya haifar da rashin kwanciyar hankali. Ƙaruwa kwatsam ko raguwa a cikin ƙimar motsawa na iya tarwatsa tsarin kwararar ruwa a cikin tankin leaching, haifar da rarraba mara daidaituwa na barbashi na ma'adinai da maganin cyanide. Wannan na iya haifar da rashin daidaituwar adadin leaching kuma yana iya haifar da samuwar wurare masu zafi ko sanyi a cikin tanki, inda ƙimar amsawar ta yi yawa ko kuma ƙasa. Misali, idan an rage yawan motsa jiki da sauri, ɓangarorin ma'adinan na iya fara daidaitawa a wasu sassa na tankin, wanda zai haifar da raguwar ingancin leaching gabaɗaya.

6. Kammalawa

Adadin motsawa yana da tasiri mai mahimmanci akan ƙimar leaching na sodium cyanide a cikin tsarin leaching na cyanide. Ta inganta taro canja wuri da kuma hana barbashi sedimentation, wani dace stirring kudi iya inganta yadda ya dace da leaching tsari. Duk da haka, ƙayyadadden ƙimar motsawa mafi kyau yana buƙatar yin la'akari da hankali game da halayen tama da farashi - tasiri. Bugu da ƙari, ƙalubale kamar ƙayyadaddun kayan aiki da rashin daidaituwar tsari suna buƙatar magance lokacin daidaita ƙimar motsawa. Ci gaba da bincike a wannan yanki na iya mai da hankali kan haɓaka fasahohin motsa jiki masu inganci da haɓaka tsarin leaching na cyanide gabaɗaya don haɓaka dawo da karafa masu mahimmanci yayin rage tasirin muhalli da farashi.