Ukuhlolwa kwezinto ezivamile ku-iron ore

Ukuhlolwa kwezinto ezivamile ku-iron ore

Ngokuthuthuka okuqhubekayo komnotho kanye nokuthuthuka okuqhubekayo kwesimo senhlalo, izinto zensimbi seziphenduke insiza ebaluleke kakhulu ekuthuthukisweni kwezwe. Ukuncibilika kwezinto zensimbi embonini yensimbi yisigaba esiyinhloko sokusetshenziswa okunengqondo kwezinto. Zonke izici zempilo yabantu zidinga ukunakwa kwezakhiwo nezinye izinto zokusebenza. Ukuthuthukiswa kwezimboni ezihlukahlukene ezweni lakithi, ezifana nezokuthutha, ugesi kanye nezinye izimboni eziningi, zinaka izinto zensimbi. Ngokuthuthuka okuqhubekayo komnotho wezwe lethu, isidingo sensimbi emakethe yasekhaya siyaqhubeka nokwanda. Kodwa-ke, okuqukethwe kwezinye izakhi ensimbi kudlule okuqukethwe okujwayelekile kazwelonke kumklami. Ngakho-ke, ekuhwebeni kwamazwe ngamazwe, isidingo se-iron ore Ukutholwa kwezinto ezihlukahlukene kuye kwaba isixhumanisi esibaluleke kakhulu. Ngakho-ke, ukusebenzisa indlela yokuhlola esheshayo nephephile kuwumgomo ovamile wabasebenzi bokuhlola insimbi yensimbi.

Isimo samanje sokuhlolwa kwezinto ezijwayelekile ku-iron ore ezweni lami

Amalabhorethri avame kakhulu okuhlola insimbi yensimbi ezweni lami asebenzisa indlela yokunciphisa ye-titanium trichloride ukuthola i-elemental iron content ore iron. Le ndlela yokuthola ibizwa ngokuthi indlela yamakhemikhali. Le ndlela yamakhemikhali ayitholi nje izakhi zensimbi yensimbi kodwa futhi isebenzisa i-wavelength dispersive X-ray fluorescence spectroscopy ukuze kutholwe okuqukethwe kwe-silicon, i-calcium, i-manganese nezinye izakhi zensimbi yensimbi. Indlela yokuthola izakhi ezimbalwa ibizwa ngokuthi indlela yokuthola i-X-ray fluorescence spectrometry. Ngenkathi ithola izakhi ezihlukahlukene ku-iron ore, okuqukethwe kwe-iron okuphelele nakho kungatholwa. Inzuzo yalokhu ukuthi ekutholeni ngakunye, idatha yokuqukethwe kwensimbi emibili izotholakala, futhi idatha emibili ihluke kakhulu kumanani wedatha. Okuncane, kodwa kukhona nenani elincane lomehluko ohluke kakhulu. Indlela yokuhlola esetshenziswa elabhorethri kufanele ikhethwe ngokuvumelana nezinsimbi ezihlukahlukene zensimbi, ngoba izwe lami lisebenzisa izindlela zamakhemikhali njengendlela evamile, futhi lidlala indima ebalulekile. Isizathu esikhulu ukuthi Ukukhethwa kusekelwe ezicini zesakhiwo se-iron ore ezweni lami. Indlela yokuhlola ikhethwa ngokuya ngezici ezihlukene zesakhiwo sensimbi ukuze ibe nengqondo nesayensi. Ukusatshalaliswa kwensimbi e-China kuhlakazekile futhi indawo yokugcina incane. Ikhwalithi ayizinzile ezindaweni ezahlukene. Kuningi ukuhluka kwabaphesheya. Insimbi yangaphandle isatshalaliswa ngokugxila kakhulu, inendawo enkulu yokugcina izinto, futhi isezingeni elizinzile kakhulu uma iqhathaniswa nezwe lethu.

Ngokuthuthuka okuqhubekayo komnotho wethu, ukuthuthukiswa kobuchwepheshe bezindawo zokuhlola kanye nokwanda okuqhubekayo kwezinsizakalo zabo zokukhangisa kukhulise kakhulu umthamo webhizinisi wezinto zokuhlola ilabhorethri, ukuze zibe nezinsiza ezanele zokwenza ukuhlola. Amalabhorethri ezwe lethu adinga ukuhlola amaningana Izinkulungwane zamaqoqo ebhizinisi angeziwe kudatha yokuthola. Ngokukhula okuqhubekayo kokutholwa kwezakhi zensimbi ezweni lakithi, amasampula kufanele omiswe ngesikhathi sokuhlolwa kwamakhemikhali. Inqubo ngayinye yokomisa idinga ukusebenza ngesandla. Ngesikhathi senqubo yonke, ngakolunye uhlangothi, ukusebenza Abasebenzi bazibophezele ngokugcwele ekupheleliseni zonke izixhumanisi. Uma lokhu kwenzeka isikhathi eside, umzimba wabasebenzi ngeke uthole ukuphumula okuhle futhi uzoba sesimweni sokugcwala ngokweqile, okungenzeka kuholele ekwehleni kwekhwalithi yomsebenzi. Mayelana nokutholwa kwayo, maningi amathuba okuthi ezinye izinkinga zezikhathi ezithile zivele. Ngakolunye uhlangothi, phakathi nenqubo yokusebenza, ukusetshenziswa kwamanzi, ugesi kanye nokusetshenziswa kwamanye amakhemikhali kuye kwathinta kakhulu futhi kwalimaza imvelo ngaphakathi kobubanzi obuthile. Ngesikhathi esifanayo, igesi yokukhipha kanye namanzi angcolile ayikwazi ukuphathwa kahle. Ngakho-ke kubaluleke kakhulu ukuthuthukisa ukusebenza kahle kokutholwa ukuze wenze idatha yokuthola inembe kakhudlwana. Amalabhorethri ezwe lethu sekuyiminyaka eminingi ehlola insimbi, futhi anolwazi oluningi lokuhlola kanye nenani elikhulu ledatha yokuhlola. Le datha isekelwe ezindleleni zamakhemikhali kanye ne-X-ray fluorescence spectroscopy. Ngokuhlaziya le datha, singathola i-X-ray fluorescence. I-Spectroscopy iyindlela entsha engashintsha izindlela zamakhemikhali. Inzuzo yalokhu ukuthi ingonga inqwaba yabasebenzi kanye nemithombo yezimali futhi inciphise ukungcoliswa kwemvelo.

01

Isimiso sokuhlola indlela ye-X-fluorescence nezinyathelo zokuhlola

Umgomo we-X-ray fluorescence spectroscopy uwukuqala ukusebenzisa i-anhydrous lithium tetraborate njenge-flux, i-lithium nitrate njenge-oxidant, ne-potassium bromide njenge-ejenti yokukhululwa ukuze ulungise ucezu lwesampula, bese ukala inani le-X-ray fluorescence spectrum intensity value i-elementi yensimbi ukuyenza Ubudlelwane bomthamo kwakheka phakathi kokuqukethwe kwesici. Bala okuqukethwe kwensimbi kunsimbi yensimbi.

Ama-reagents nezinsimbi ezisetshenziswe ocwaningweni lwe-X-ray fluorescence spectroscopy amanzi acwengekile, i-hydrochloric acid, i-anhydrous lithium tetraborate, i-lithium nitrate, i-potassium bromide namagesi. Ithuluzi elisetshenziswa i-X-ray fluorescence spectrometer.

Izinyathelo eziyinhloko zokutholwa kokutholwa kwe-X-ray fluorescence:

■ I-lithium tetraborate e-anhydrous isetshenziswa njenge-flux, i-lithium carbonate isetshenziswa njenge-oxidant, futhi i-potassium bromide isetshenziswa njenge-ejenti yokukhulula. Izixazululo eziningana zixutshwe nomunye ukuze zivumele ukusabela okugcwele.

■ Ngaphambi kokuhlola insimbi yensimbi, amasampula ensimbi yensimbi kudingeka akalwe, ancibilikiswe, futhi aphonswe ukwenza izingcezu zokuhlola ezijwayelekile.

∎ Ngemva kokulungiswa kwesampula yensimbi, ihlaziywa kusetshenziswa i-X-ray fluorescence spectroscopy.

■ Ukucubungula idatha ekhiqiziwe, ngokuvamile thatha ucezu lwesampula olujwayelekile bese ubeka ucezu lwesampula ku-X-ray fluorescence spectrometer. Phinda ukuhlola izikhathi eziningi, bese urekhoda idatha. Ukwenza isifanekiso esijwayelekile kudla kuphela inani elithile le-lithium tetraborate ye-anhydrous, i-lithium nitrate, ne-potassium bromide.

02

Izimiso zokuhlola amakhemikhali nezinqubo zokuhlola

Umgomo wokutholwa kwamakhemikhali ukuthi isampula elijwayelekile liyabola noma lifakwe i-asidi, futhi ingxenye yensimbi yehliswe ngokugcwele nge-stannous chloride. Ingxenye yokugcina encane yensimbi esele iyancipha nge-titanium trichloride. I-ejenti yokunciphisa esele ifakwe i-oxidized ngokugcwele ngesisombululo se-potassium dichromate futhi ingxenye yensimbi encishisiwe ifakwe titrated. Ekugcineni, isixazululo se-potassium dichromate esidliwe isampula evamile siyasetshenziswa. Bala ingqikithi yensimbi kusampula.

Ama-reagents nezinto ezisetshenziswa ekutholeni yilezi: ama-reagents, i-hydrochloric acid, i-sulfuric acid, i-phosphoric acid, i-boric acid, i-hydrofluoric acid, i-potassium pyrosulfate, i-sodium hydroxide, i-sodium peroxide, njll. Izinsimbi nezinto zokusebenza: I-Corundum crucible, i-platinum crucible, i-burette ibhalansi, njll.

Izinyathelo eziyinhloko zokuthola amakhemikhali:

■ Sebenzisa izixazululo eziningana ezihlanganisa i-stannous chloride solution, i-titanium trichloride, nesisombululo esivamile se-potassium dichromate ukuze uhlangane. Vumela ukusabela ukuthi kuqhubeke ngokugcwele.

■ Sebenzisa i-asidi noma i-alkali ukubolisa ngokugcwele isampula evamile.

■ Titrate isampula evamile ebolile ngesixazululo se-potassium dichromate.

■ Ukucubungula idatha ekhiqiziwe, izixazululo zesampula ezimbili ezijwayelekile kanye nesixazululo esisodwa esingenalutho kudingeka kulungiswe ngesikhathi sokuhlolwa.

Isiphetho

Emazweni amaningi, indlela evame ukusetshenziswa kakhulu yokuthola izakhi ku-iron ore i-X-ray fluorescence spectroscopy. Ukutholwa kwale ndlela ngokuyinhloko kugxile ekuhlaziyweni komgomo wendlela, kanye nokwenza ngcono okuqhubekayo kwezindlela ezikhona ukuze kuhlangatshezwane nezidingo zemiphumela yokutholwa enembile. Lapho kwenziwa ukuhlola, ngokuvamile isilinganiso esincane kakhulu sesixazululo esijwayelekile sisetshenziswa ukuze kuqhutshekwe nokuhlola okunengqondo kwendlela yokuthola. ukuhlola. Njengoba i-iron ore ekuhlolweni ihluke kakhulu ku-iron ore kusampula evamile ngokuma, ukwakheka kwamakhemikhali, njll., indlela ye-X-ray fluorescence spectrometry ayinembile kakhulu ekuhlolweni. Ukunemba kufinyelelwa ngokuhlunga inani elikhulu ledatha eqoqwe ngesikhathi sokutholwa kwensimbi yensimbi ngezindlela zamakhemikhali kanye ne-X-ray fluorescence spectrometry ekuhlolweni, bese kucutshungulwa idatha ngokwezibalo, nokuqhathanisa umehluko phakathi kwezindlela ezimbili zokubona ngokuhlaziywa. Ukuthola ukuhlobana phakathi kwalokhu kokubili kunganciphisa izinsiza zabantu kanye nezezimali ezitshalwe ekuhlolweni ngezinga elikhulu. Kunganciphisa kakhulu futhi ukungcoliswa kwemvelo, kwenze ukuphila kwabantu kukhululeke kakhudlwana, futhi kukhiqize izinzuzo ezengeziwe zezomnotho embonini yensimbi yezwe lami.

I-Shandong Hengbiao Inspection and Testing Co., Ltd.iyisikhungo sokuhlola esineziqu eziphindwe kabili ze-C esiphumelele ukugunyazwa kweziqu zezikhungo zokuhlola nokuhlola kanye ne-China National Accreditation Service for Conformity Assessment. Inabasebenzi abangu-25 abahlolayo nabahlolayo, okuhlanganisa onjiniyela abayi-10 nochwepheshe baselabhorethri abaneziqu zobungcweti eziphezulu. Inkundla yesevisi yomphakathi ehlinzeka ngokuhlolwa nokuhlola okuphrofeshinali, ukubonisana nobuchwepheshe bolwazi, imfundo nokuqeqeshwa kanye nezinye izinsizakalo zezimayini nezensimbi ezihlobene nezimboni zamaketango ezimboni. Isikhungo sisebenza kanye nezinsizakalo ngokuhambisana ne (Ikhodi Yokugunyazwa Kokuhlolwa Nokulinganisa Kwamalabhorethri). Inhlangano inegumbi lokuhlaziya amakhemikhali, igumbi lokuhlaziya izinsimbi, igumbi lokuhlola izinto ezibonakalayo, igumbi lokuhlola ukusebenza komzimba, njll. Inamathuluzi okuhlola amakhulu angaphezu kwe-100 kanye nezindawo ezisekelayo ezifana nama-X-ray fluorescence spectrometers, ama-spectrometers okumuncwa kwe-athomu nama-ICP, ikhabhoni kanye abahlaziyi besulfure, ama-spectrophotometers, ama-spectrometer okufunda okuqondile, imishini yokuhlola umthelela, nemishini yokuhlola yendawo yonke yohlobo lwe-American Thermo Fisher.

Ibanga lokutholwa lihlanganisa ukuhlaziywa kwezakhi zamakhemikhali zamaminerali angewona awensimbi (i-quartz, i-feldspar, i-kaolin, i-mica, i-fluorite, njll.) namaminerali ensimbi (i-iron, i-manganese, i-chromium, i-titanium, i-vanadium, i-molybdenum, i-lead, i-zinc, igolide, umhlaba ongavamile njll.). Ukubunjwa kanye nokuhlolwa kwempahla ebonakalayo yensimbi engagqwali, i-carbon steel, ithusi, i-aluminium nezinye izinto zensimbi.

Inkampani ibambelela ezimisweni "zokuphatha okuhlelekile, amakhono asekelwe endaweni yesikhulumi, ukusebenza kahle, kanye nezinsizakalo zobungcweti", iqondise izidingo ezingaba khona zamakhasimende kanye nomphakathi, ithatha ukwaneliseka kwamakhasimende njengenhloso yayo yesevisi, futhi ibambelela kufilosofi "yobulungisa, ukuqina, isayensi, nokusebenza kahle". Inqubomgomo yesevisi, ezinikele ekuhlinzekeni ngezinsizakalo zobuchwepheshe ezigunyaziwe nezinembile kumakhasimende ethu.