N'ihi nnukwu ọrụ nke igwupụta ihe ndị dị n'ime ala ígwè ferrous na mba m, obere akụrụngwa ya na-aghọwanye ụkọ. Ya mere, ihe achọrọ maka ngwa nhazi ihe ndị dị n'ime ala na-abawanye elu, ọkachasị ojiji zuru oke nke ihe ndị dị n'ime ala metụtara kpọmkwem na nkwụsi ike nke akụrụngwa obodo m. Ajụjụ bụ otu esi etinye iwu nchekwa ike, mbelata oriri, na mbelata ikuku nke steeti tụrụ aro, ịnọgide na-eji akụrụngwa eme ihe ogologo oge, na ịbawanye uru nke akụrụngwa aghọwo nsogbu dị mkpa na-eche ụlọ ọrụ igwu ihe.
Ugbu a, ọdụ ụgbọ elu mgbake ọdụ ụgbọ mmiri eji eme nkewa magnetik nke ọdụ ụgbọ mmiri ferrous metal na mba m dị ihe dị ka 1600G, ọ na-esikwa ike iweghachite mineral magnetik ndị na-adịghị ike na ọdụ ụgbọ mmiri. N'ihi nke a, ọ dị mkpa ngwa ngwa ịmepụta ngwa ọrụ beneficiation nwere ike ubi dị elu ma nwee ike ibelata ọdịnaya ígwè nke ọdụ ụgbọ mmiri iji mee ka ojiji nke akụrụngwa mineral dị ugbu a na mba m dịkwuo elu.
Shandong Huate Magnetoelectric Technology Co., Ltd. anọgidela na-eme nnyocha nke ngwaọrụ mgbake magnetite magnetite magnetik tailings kemgbe afọ 2005. Ugbu a, a na-emepụta ọtụtụ ferrite dị ka igwe mgbake magnetik tailings, e mepụtakwala usoro atọ. Ngwaahịa nwere ọtụtụ nkọwapụta aghọwo akụrụngwa bụ isi maka mgbake ọdụ. Iji mee ka ọnụego mgbake ígwè nke akụrụngwa mgbake ọdụ dịkwuo elu, mgbe emechara nyocha nke ọma, gosipụta na nnwale nyocha, iji ihe magnetik neodymium iron boron na ụzọ isi wepụ ihe na mpaghara na-abụghị magnetik emeela ka ọnụego mgbake ígwè dịkwuo mma, iwepụ ihe dịkwa mfe, nke nwere ike imezu ihe achọrọ maka ojiji.
Nhazi na ụkpụrụ ọrụ nke ike etiti ubi ọkara-magnetic na-ebudata onwe onye na-ebudata tailings mgbake igwe
Igwe mgbake semi-magnetic dump siri ike nke dị n'etiti ubi na-eji neodymium iron boron dị ka ihe magnetik. Oghere nkewa ahụ nwere mpaghara magnetik dị n'etiti na mpaghara magnetik na-adịghị ike. Ogidi magnetik na-etolite usoro magnetik nke ọkara okirikiri. A na-enye mkpuchi a na-agbagharị n'èzí sistemụ magnetik. , Sistemụ magnetik na-edozi, a na-emikpu akụkụ nke shei ahụ na pulp, a na-etinyekwa ihe magnetik dị na pulp ahụ mgbe niile site na usoro ntụgharị na-aga n'ihu. Mkpụrụ magnetik na-aga n'ihu na-adaba yana ntụgharị nke mkpuchi ahụ, nke mere na ihe ndị na-abụghị magnetik dị na ihe magnetik na-asacha mgbe niile. Akụkụ aka nri elu nke sistemụ magnetik semi-annular enweghị ubi magnetik. Mgbe ihe magnetik batara na mpaghara na-abụghị magnetik, n'okpuru ọrụ nke mmiri ịsa na ike ndọda nke ihe ahụ, Bufee ihe ahụ n'ime tankị concentrate.
Igwe mgbake ọdụdụ nke na-ebudata onwe ya nke na-esi n'etiti ubi ike nke ọkara-magnetic ike bụ ụdị diski jikọtara ọnụ, enwere ike ịchọpụta ọnụọgụ diski magnetik dịka ihe achọrọ maka ikike nhazi. E gosiri nhazi ya na Foto 1, 2, na 3. 1- frame; 2- tankị slurry; 3- usoro nhazi diski; 4- shaft etiti; 5- deflector; tray nchịkọta 6; 7- blọk na-akpali akpali; 8- paịpụ na-agbaze; 9- chute na-ejide; 10 -Reducer; 11-moto; 12-mpaghara magnetik siri ike; 13-mpaghara magnetik adịghị ike; 14-fixed disk; 15-na-abụghị magnetik mpaghara.
E ji ígwè a gbanyere agbakọta mee etiti ahụ, a na-ejikwa ya eme ihe karịsịa iji kwado ogwe etiti ahụ, tinye sistemụ nnyefe ahụ ma tinye tankị slurry ahụ.
Dọkịta magnetik ahụ bụ ihe owuwu ọkara-magnetic, a na-etinyekwa diski nchịkọta mechiri emechi n'èzí, a na-etinye efere magnetik conductive n'etiti ígwè magnetik oyi akwa abụọ, a na-etinyekwa akụkụ ala nke diski nchịkọta n'ime tankị slurry 2.
A na-enye diski magnetik ahụ oghere magnetik dị n'etiti, oghere magnetik na-adịghị ike na mpaghara na-abụghị magnetik, a na-etinyekwa ya n'akụkụ etiti.
E tinyere ọtụtụ efere nduzi n'ụdị ihe e ji agwakọta ihe n'akụkụ abụọ nke ite ahụ, e tinyekwara ọtụtụ blọk mkpali nke a na-ekesa n'ụzọ zuru oke n'akụkụ mpụta ya.
Ugbu a, ụfọdụ ndị na-etinye ihe na mba m na-eji igwe mgbake diski ike-ọkwa dị ala, mana n'ihi mmetụta desliming na-adịghị mma, ihe magnet ahụ ga-afụ ụfụ mgbe ihe magnet ahụ batara na mpaghara na-abụghị magnet site na mpaghara magnet etiti, diski na scraper na-emebi ngwa ngwa. , Dabere na ụfọdụ mmachi eji.
N'ihi ọnọdụ dị n'elu, ụlọ ọrụ anyị na-eji diski ọkara-annular nke dị n'etiti ubi nwere usoro neodymium-iron-boron nke a mechiri emechi nke ọma ka a kwụnye ya na axis etiti, a na-edozikwa axis etiti ahụ na-enweghị ntụgharị. A na-etinye pan nchịkọta a na-agbanwe agbanwe, akụkụ ala nke pan nchịkọta ahụ na-emikpu n'ime ihe ndọta slurry iji na-amịkọrọ ihe magnetik. A na-eji moto na ihe na-ebelata ihe na-akwọ ụgbọala tray nchịkọta ahụ ka ọ na-atụgharị, ihe magnetik a na-etinye na-agafekwa n'etiti ubi magnetik na ebe magnetik na-adịghị ike, wee na-apụ mgbe ọ rutere n'ọhịa na-abụghị magnetik, nke na-edozi nsogbu ndị dị n'elu.
A na-ahazi ihe e ji ekpuchi ihe n'etiti ite ọ bụla a na-anakọta ihe, a na-asachapụ ihe magnet dị na ite ahụ ma na-asọpụta n'akụkụ ihe e ji ekpuchi ihe ahụ.
Sistemụ nnyefe ahụ nwere moto mgbanwe ugboro ugboro, ihe na-ebelata ihe, njikọ, aka nnyefe, wdg. A na-etinye akụkụ ndị a kpọtụrụ aha n'elu n'elu ogwe etiti na etiti iji hụ na tray nchịkọta na-aga n'ihu.
Kabinet njikwa ahụ nwere ihe ndị na-agbanwe agbanwe, ihe mgbanwe njikwa na ihe ndị ọzọ iji chịkwaa ọsọ ntụgharị nke diski magnet n'oge ọ bụla.
Magnet na-adịgide adịgide dị n'ógbè magnet ahụ bụ otu iberibe ma ọ bụ ọtụtụ iberibe n'akụkụ ọkpụrụkpụ, a na-etinyekwa eriri diski kwụsiri ike n'etiti. Mpaghara magnet ahụ na-eji ọtụtụ setịpụ ogidi magnetik nwere polarity dị iche iche ka a hazie ha n'otu oge. N'oge ntụgharị na-aga n'ihu nke pan nchịkọta, ihe magnetik na-adaba mgbe niile n'ime pan nchịkọta na n'ime mmiri iji saa ma wepụ nsị, nke mere na ihe magnetik eweghachitere na ọdụdụ nkịtị. Ma e jiri ya tụnyere igwe imegharị ihe, ịdị ọcha dị elu ma mmetụta imegharị ihe ka mma.
A na-etinye mpaghara magnetik na-adịghị ike n'etiti ebe magnetik na mpaghara na-abụghị magnetik na diski ahụ. Mgbe ihe magnetik banyere na mpaghara na-abụghị magnetik, n'ihi mpaghara mgbanwe ebe magnetik na-adịghị ike na mpaghara nnabata nke ebe magnetik na-adịghị ike na-ebelata nwayọ nwayọ, ihe omume mbugharị azụ nke ihe magnetik na-ebelata nke ukwuu. Mgbagwoju anya dị na tray ihe ahụ na-egbochikwa mmegharị azụ nke ihe magnetik na mwụpụ nke ihe, ma nwee ike ime ka ihe magnetik na-aga nwayọ nwayọ. N'ihi ọrụ nke ike ndọda na mmiri ịsa ahụ, a na-enweta mwepụ ngwa ngwa.
Tray a na-anakọta bụ ihe owuwu dị oghere ma mechie nke ọma, elu maka ịmịnye ihe magnetik bụkwa ihe ndị na-abụghị magnetik. N'elu tray a na-anakọta ihe, efere nduzi nwere ọgịrịga n'èzí, nke gbagọrọ agbagọ n'akụkụ ụfọdụ yana elu njedebe nke tray a na-anakọta ihe. Isi ihe kpatara ya bụ igbochi magnetism. Njegharị azụ nke ihe na ntapu nke ihe. Iji belata nkwụnye nke slurry ọla, a na-ahazi ọtụtụ blọk na-akpali akpali maka ịkpalite slurry ọla gburugburu pan a na-anakọta ihe, n'otu oge ahụ, a na-ebelatakwa mmebi nke efere a na-anakọta n'ihi nkwụnye nke slurry ọla.
Ngwa mmepụta ihe mmepụta ihe
Nyocha nke mmetụta mgbake nke igwe mgbake ọdụdụ nke ike etiti ọkara-magnetic nke na-ebudata onwe ya
A na-etinye igwe mgbake ọdụdụ ọkara-magnetic nke na-ebudata onwe ya n'azụ igwe mgbake ọdụdụ nke ejiri ferrite mee na sistemụ magnet. Mgbe ihe karịrị ọkara afọ nke ọrụ gasịrị, akụrụngwa ahụ na-arụ ọrụ nke ọma, mmetụta mgbake ahụ dịkwa mma. Mgbe ọtụtụ ule nlele gasịrị, nsonaazụ ya dị mma. Nsonaazụ nke ọtụtụ ule nlele bụ ndị a:
Site na nyocha data dị n'elu:
Mmetụta mgbake nke akụrụngwa a: ọkwa nke ọdụdụ na-ebelata site na 2.16% mgbe edozichara ya, ọkwa nke ígwè magnetik na-ebelata site na 1.27% mgbe edozichara ya, na nkezi ọkwa nke etiti ọla bụ 26.53%. Mmetụta mgbake ahụ doro anya.
Atụmanya ahịa na uru akụ na ụba
Ugbu a, e nwere ọtụtụ ụlọ ọrụ nkewa magnetik na China, naanị ole na ole n'ime ha na-eji igwe mgbake ferrite tailings, mana ha anaghị eji igwe mgbake semi-magnetic nke na-ebudata ọdụdụ onwe ya ike etiti ubi. Ya mere, atụmanya ahịa sara mbara. Ọ bụrụ na 20% nke ụlọ ọrụ nhazi magnetik na-etinye ego na ngwa a, gbakọọ dabere na nkeji 300 kwa afọ na ụdị YCBW-15-8. Ngalaba ọ bụla nwere ike nweta 7t/h nke ọla akọrọ kwa elekere, 168t/h nke ọla akọrọ kwa ụbọchị, na ụbọchị 330 nke ọrụ kwa afọ, mkpokọta mgbake 55.44 nde tọn, na ngụkọta nke tọn 16.632 nde ka ejiri nkeji 300 megharịa. Uru akụ na ụba dị ukwuu, ojiji nke ngwa a nwere ike ibelata mfu nke nnukwu akụrụngwa mineral maka mba ahụ kwa afọ.
Ugbu a, ọkwa ọdụ ígwè ferrous na mba m na-adịkarị elu mgbe a họpụtasịrị ya, na-akpata nnukwu mfu nke akụrụngwa. Akụrụngwa mineral bụ ntọala maka ndụ na mmepe mmadụ. Ihe karịrị 95% nke ike na 80% nke ihe eji arụ ọrụ n'obodo m sitere na igwu ala. Site na mmepe ngwa ngwa nke akụ na ụba obodo m, ọchịchọ maka akụrụngwa mineral ka na-abawanye. N'otu aka, akụrụngwa mineral nke obodo m na-eche nrụgide siri ike ihu site na ụkọ na-abawanye. Akụrụngwa mineral dị elu, nke dị mfe ịhazi na-ebelata, a na-ejikwa akụrụngwa mineral dị ala, nke siri ike ịhazi, akpọrọ ihe. Mmepe na nyocha nke igwe mgbake tailings karịrị 300mT nwere mmetụta dị mma na ibelata mkpofu akụrụngwa mba na ịbawanye ọnụego ojiji nke akụrụngwa mineral. Site n'echiche nke mmepe na mmetụta ngwa, ọ emeela ka ọnụego mgbake nke magnetik dịkwuo mma. Ọ na-emezu ihe achọrọ maka imewe ma bụrụ ngwaahịa kwesịrị nkwalite na itinye n'ọrụ.
Oge ozi: Mee-12-2021