Gabatarwa ga phosphogypsum
Phosphogypsum yana nufin sharar datti a cikin samar da sinadarin phosphoric acid tare da dutsen phosphate na sulfuric acid, babban sinadarin shine calcium sulfate. Phosphorus gypsum gabaɗaya foda ne, bayyanarsa launin toka ne, launin toka ne, launin kore mai haske da sauran launuka, ya ƙunshi phosphorus na halitta, mahaɗan sulfur, yawan yawa 0.733-0.88g/cm3, diamita na barbashi gabaɗaya 5 ~ 15um ne, babban sinadarin shine calcium sulfate dihydrate, adadin da ke cikinsa ya kai kusan 70 ~ 90%, daga ciki sinadaran da ke cikinsa sun bambanta da asalin dutsen phosphate daban-daban, yawanci suna ɗauke da abubuwan da ke cikin dutsen Ca, Mg phosphate da silicate. Fitar phosphogypsum da China ke fitarwa a kowace shekara ya kai kimanin tan miliyan 20, yawan fitar da kusan tan miliyan 100, shine mafi girman yawan fitar da sharar gypsum, sharar gypsum ta mamaye ƙasa mai yawa kuma ta samar da tudun shara, wanda ya gurɓata muhalli sosai.
Amfani da phosphogypsum
1. Ana amfani da shi sosai a fannin kayan gini, ana amfani da babban adadin phosphogypsum da kuma hanyar amfani da fasaharsa ta zamani ta hanyar niƙa niƙa. Ana iya amfani da foda mai laushi na gypsum a matsayin kayan gini wajen ƙera sabbin kayayyaki, ciki har da gypsum maimakon samar da gypsum na halitta, foda na gypsum na gini mai tsaftacewa, samar da allon plaster, toshe na gypsum da makamantansu.
2. phosphogypsum mai sinadarin acidic, yana da wadataccen sinadarin sulfur, calcium, magnesium da sauran abubuwan da ba a iya gani ba, baya ga amfani da shi sosai wajen gini, hanya da sauran dalilai, har ma don inganta na'urar sanyaya ƙasa mai saline-alkali, ya taka muhimmiyar rawa wajen rage kwararowar hamada. Bugu da ƙari, ana iya shirya phosphogypsum a matsayin taki mai aiki na dogon lokaci da sauran kayan taki.
3. Phosphogypsum yana da babban sarari don ci gaba. A fannin masana'antu, ana amfani da phosphogypsum don samar da sinadarin sulfuric acid da siminti ammonium sulfate, potassium sulfate da sauran kayayyaki ta hanyoyi daban-daban na sarrafawa, suna ba da cikakken amfani ga ƙimarsa ta musamman.
Tsarin kwararar phosphogypsum
Shirin zaɓin samfurin injin yin foda na Phosphogypsum
A halin yanzu ana amfani da HLM sosai a kasuwa a matsayin zaɓi na farko na injin niƙa mai tsaye don niƙa phosphogypsum, saboda ƙarancin amfani da wutar lantarki, girman ciyarwa, da sauƙin daidaita kyawun samfurin; tsarin yana da sauƙi kuma wasu fa'idodi don kunnawa a cikin ma'adinan da ba na ƙarfe ba, gami da kasuwar gypsum.
Bincike kan samfuran injin niƙa niƙa
Injin niƙa na tsaye na Hong Cheng -- Injin niƙa na HLM yana haɗuwa daga busarwa, niƙa, rarrabuwa, jigilar kaya gabaɗaya, galibi ana amfani da shi da sarrafa siminti, clinker, desulfurization na injin samar da wutar lantarki tare da foda na lemun tsami, foda na slag, ma'adinan manganese, gypsum, kwal, barite, calcite da sauran kayan. Injin niƙa galibi ya ƙunshi babban firam, mai ciyarwa, mai rarrabawa, mai hura iska, kayan aikin famfo, hopper, tsarin sarrafa lantarki, tsarin tattarawa, da sauransu, kayan aikin niƙa ne mai matuƙar ci gaba, inganci, kuma mai adana kuzari.
Mataki na I: Murkushe kayan aiki
Ana niƙa babban kayan phosphogypsum ta hanyar narkakken na'urar niƙa har zuwa mafi kyawun abinci (15mm-50mm) wanda zai iya shiga injin niƙa.
Mataki na II: Nika
Ana aika ƙananan kayan phosphogypsum da aka niƙa zuwa wurin ajiya ta hanyar lif, sannan a aika su zuwa ɗakin niƙa na injin niƙa daidai gwargwado ta hanyar mai ciyarwa don niƙa.
Mataki na III: Rarrabawa
Ana tantance kayan da aka niƙa ta hanyar tsarin tantancewa, kuma mai rarrabawa zai tantance foda mara cancantar sannan ya mayar da shi babban injin don sake niƙawa.
Mataki na V: Tattara kayayyakin da aka gama
Foda da ta dace da ƙanƙantar ta na ratsa bututun mai tare da iskar gas ɗin kuma tana shiga cikin mai tattara ƙura don rabawa da tattarawa. Ana aika foda da aka tattara zuwa wurin da aka gama samfurin ta hanyar na'urar jigilar kaya ta tashar fitarwa, sannan a sanya ta cikin tankin foda ko mai shiryawa ta atomatik.
Misalan aikace-aikacen sarrafa foda na phosphogypsum
Samfuri da adadin wannan kayan aiki: Saiti 1 na HLMX1100
Kayan aiki: phosphogypsum
Ingancin samfurin da aka gama: raga 800
Ƙarfin aiki: T8/h
Kamfanin niƙa na Guilin Hongcheng phosphogypsum yana da ingantaccen aiki da inganci mai kyau. Ba wai kawai yana magance matsalar maganin phosphogypsum yadda ya kamata ba, har ma da foda gypsum da aka sarrafa zai kawo fa'idodi masu yawa na tattalin arziki. Ƙuduri da ƙaddamar da wannan aikin phosphogypsum zai iya buɗe sarƙoƙi na masana'antar sinadarai ta phosphogypsum ta sama, ta tsakiya da ta ƙasa, ta cimma daidaito mai inganci tsakanin ci gaban masana'antar sinadarai ta phosphogypsum da muhallin muhalli, da kuma haɓaka saurin haɓaka masana'antar amfani da albarkatun phosphogypsum. Niƙa muhimmin sashe ne a cikin sarrafa phosphogypsum. Kamfanin niƙa na musamman na Guilin Hongcheng gypsum zai iya cimma ingantaccen murƙushe phosphogypsum, wanda shine zaɓi mafi kyau na kayan aiki na niƙa.
Lokacin Saƙo: Oktoba-22-2021
