A na-ahụkarị fatịlaịza extrusion granulators na-agụnye okpukpu abụọ mpịakọta extrusion granulators na flat (mgbanaka) anwụ extrusion granulators.N'oge a na-edozi fatịlaịza ngwakọta, granulators ndị a nwere ike ịbawanye ihe nitrogen dị ka mkpa si dị, ụfọdụ na-ejikwa urea dị ka isi iyi nke nitrogen, bụ nke nwere ike ịmịkọrọ mmiri n'ikuku ngwa ngwa ma mee ka ụmụ irighiri fatịlaịza na-ejikọta ọnụ.Ya mere, a na-ekwukarị na granulator extrusion mpịakọta okpukpu abụọ bụ granulator ntụ ntụ, nke na-enwe mmetụta dị mma na nhazi granules maka akụrụngwa na mmiri ọdịnaya nke na-erughị 10%.Maka ihe ndị dị mmiri mmiri, a ghaghị ime teknụzụ mgbochi ike dị mkpa.Maka nchekwa nke granules fatịlaịza nwere mmiri dị ka akụrụngwa nke fatịlaịza fatịlaịza, ọ dị mkpa iji zere ike.
Ụkpụrụ na mmiri chọrọ nke ngwakọta fatịlaịza extrusion granulator nhazi granules
Ụkpụrụ ọrụ nke granulator extrusion na-abụkarị ntụ ntụ dị ka isi akụrụngwa.Mgbe a na-agbanye ihe ndị na-agbaji agbaji, a na-agbaji akụkụ nke ihe ndị ahụ, na ezigbo ntụ ntụ na-ejupụta oghere dị n'etiti ihe ndị ahụ.N'okwu a, ọ bụrụ na njikọ kemịkalụ n'efu n'elu elu emepụtara ọhụrụ enweghị ike juju ngwa ngwa na atom ma ọ bụ ụmụ irighiri ihe sitere na ikuku gbara ya gburugburu, elu ndị ahụ emepụtara ọhụrụ na-abanye n'otu n'otu wee mepụta njikọ nchikota siri ike.Maka extrusion nke roller, akpụkpọ anụ ahụ nwere akụkụ dị iche iche dị iche iche, nke a na-agbanye n'ime ọdịdị okirikiri, na ihe ndị ahụ nke ewepụghị (mgbanaka) na-anwụ anwụ bụ columnar.granulation extrusion chọrọ obere mmiri ọdịnaya.Ọ bụrụ na mmiri dị oke elu, ọ dị mkpa ịgbakwunye usoro ihicha na teknụzụ nhazi.
Ngwọta na-adịghị mma mmetụta nke nitrogen isi iyi absorption ụdị na compound fatịlaịza granulation usoro
Ihe dị n'ime mkpirisi n'ime usoro granulation fatịlaịza bụ nke ukwuu n'ime mmiri dị elu nke isi iyi urea na-amịkọrọ nitrogen kpatara.N'ikwu okwu n'usoro nhazi, mmalite na ọsọ nke "ọkụ ngwa ngwa" nke fatịlaịza ogige anaghị abawanye na mmụba nke ammonium nitrate na potassium chloride.Dịka ọmụmaatụ, ngwakọta nwere 80% ammonium nitrate na 20% potassium chloride adịghị ọkụ, kama ọ nwere ngwakọta nke 30% diatomaceous earth, 55% ammonium nitrate, na 15% potassium chloride na-emepụta "ọkụ dị nwayọọ".
Ngwakọta fatịlaịza fatịlaịza nwere urea dị ka isi iyi nitrogen nwere nnukwu hygroscopicity na ebe nro dị ala;biuret na adducts na-adị mfe ịmepụta mgbe okpomọkụ dị elu;urea ga-abụ hydrolyzed mgbe okpomọkụ dị elu, na-ebute ọnwụ nke amonia.
Nke a dị mkpa iji dozie oke mmiri dị elu nke isi iyi nitrogen na-amịkọrọ mmiri na-akpata.Belata isi iyi nitrogen Mgbe calcium superphosphate dị, phosphorus na-agbaze mmiri ga-emebi;Mgbe ị na-emepụta fatịlaịza fatịlaịza urea-common calcium superphosphate, a ga-edozirịrị superphosphate nkịtị, dị ka amoniation, nke nwere ike iwepụ adducts Generate, ma ọ bụ tinye calcium magnesium phosphorus iji wepụ acid free nke superphosphate, ma gbanwee mmiri efu n'ime mmiri kristal, meziwanye ngwaahịa. mma, ma ọ bụ tinye ammonium sulfate, nke nwere ike ibelata mmiri nke ngwaahịa emechara ma mee ka ike nke ngwaahịa ahụ sie ike;Mgbe enwere chlorine Mgbe a na-agbanwe ammonium, urea na chlorine na-etolite adduct, nke na-eme ka kristal na-eme ka ọ dịkwuo mfe, nke na-eme ka fatịlaịza na-emegharị ahụ dị mfe iji mee ka agglomeration nke ngwaahịa emechara n'oge nchekwa;ya mere, ngwakọta fatịlaịza na urea dị ka isi iyi nitrogen kwesịrị itinye uche pụrụ iche na ihicha na usoro jụrụ oyi.Dịka ọmụmaatụ, okpomọkụ ihicha ekwesịghị ịdị elu nke ukwuu, oge ihicha ekwesịghị ịdị ogologo oge, a ghaghị imezu ihe dị n'ime mmiri nke akọwapụtara na ụkpụrụ dị mma, ihe na-agbaze n'oge usoro mmepụta kwesịrị izere, ọ dịghịkwa caking kwesịrị idobe. n'oge usoro nchekwa.
Ihe ndị dị n'elu bụ ihe kpatara oke mmiri dị na usoro granulation nke fatịlaịza fatịlaịza granulator, nke na-akpata compaction.Ụzọ bụ isi iji zere nchịkọta bụ iji usoro ihicha.Pretreatment nke ihe, mgbakwunye na nke ọcha na ụzọ ndị ọzọ, nke mere na-aghọta nhazi na-abụghị ebibi ichekwa onyinye fatịlaịza ahụ.
Oge nzipu: Dec-10-2022
