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Ukusetyenziswa kwesihluzi sokucoca kwishishini elitshisayo lokuntywila eVietnam

Ulwazi olusisiseko:Ishishini liqhuba iitoni ezingama-20000 zokugalela amanzi ashushu rhoqo ngonyaka, kwaye ukuveliswa kwamanzi amdaka ngawokuhlambulula amanzi amdaka. Emva kokunyanga, inani lamanzi amdaka angena kwisikhululo sokucoca amanzi amdaka yi-1115 cubic metres ngonyaka. Kubalwa ngokusekelwe kwiintsuku zokusebenza ze-300, inani lamanzi amdaka avelisiweyo malunga ne-3.7 cubic metres ngosuku.

Inkqubo yonyango:Emva kokuqokelela amanzi amdaka, isisombululo se-alkali songezwa kwitanki yokulawula i-neutralization ukulungelelanisa ixabiso le-pH kwi-6.5-8. Umxube we-homogenized kunye ne-homogenized ngokuvuselela i-pneumatic, kwaye ezinye ii-ion ze-ferrous zifakwe kwi-oxidized kwi-iron; Emva kwe-sedimentation, amanzi amdaka ageleza kwi-tank ye-oxidation ye-aeration kunye ne-oxidation, ukuguqula i-ion ye-ferrous engasuswanga ibe yi-ion ye-iron kunye nokuphelisa umcimbi wokuba phuzi kumanzi amdaka; Emva kwentlenga, amanzi amdaka aqukuqela ngokuzenzekelayo kwitanki yamanzi ephinda isetyenziswe, kwaye ixabiso le-pH lihlengahlengiswa libe yi-6-9 ngokudibanisa iasidi. Malunga ne-30% yamanzi acocekileyo aphinda asetyenziswe kwicandelo lokuhlanjululwa, kwaye amanzi aseleyo acocekileyo adibana nomgangatho kwaye aqhagamshelwe kuthungelwano lwemibhobho yogutyulo lwasekhaya kwindawo yefektri. Udaka olusuka kwitanki yentlenga luphathwa njengenkunkuma eqinileyo eyingozi emva kokukhutshwa kwamanzi, kwaye ifiltrate ibuyiselwa kwinkqubo yonyango.

Isixhobo sokucoca ukucoca: Ukucocwa kodaka ngomatshini kusebenzisa izixhobo ezifana ne-XMYZ30/630-UBicebo lokucoca(umthamo uwonke wegumbi lokucoca yi-450L).

icebo lokucoca

Amanyathelo okuzenzela:Izixhobo zokulawula i-pH zifakelwe kuzo zonke iindawo ezibandakanya ulawulo lwexabiso le-pH, zenza kube lula ukusebenza kunye nokugcina idosi yamayeza. Emva kokuba ukuguqulwa kwenkqubo kugqityiwe, ukukhutshwa ngokuthe ngqo kwamanzi amdaka kwancitshiswa, kwaye ukukhutshwa kwezinto ezingcolileyo ezifana neCOD kunye ne-SS kwancitshiswa. Umgangatho wamanzi amdaka ufikelele kumgangatho wesithathu woMgangatho wokuLahlwa kwamanzi amdaka ngokuBanzi (GB8978-1996), kwaye i-zinc iyonke ifikelele kumgangatho wokuqala.

icebo lokucoca ulwelo 1


Ixesha lokuposa: Jun-13-2025