Ugboro ole ka a na-ehicha akpụkpọ ahụ nanofiltration?

Kedu ihe kpatara eji ehicha akpụkpọ ahụ nanofiltration mgbe niile?
N'ihi na a ga-eji akpụkpọ ahụ nanofiltration mee ihe ruo ogologo oge na usoro eji eme ihe, ihe ndị a kwụsịrị na ụfọdụ adịghị ọcha n'ime mmiri ga-egbochi pore size nke nzacha akpụkpọ ahụ n'elu, na-eme ka akpụkpọ ahụ na-egbochi, na ogologo oge nkwụsị ga-. mee ka mmepụta mmiri na-ebelata, ọ ga-emetụtakwa nanofiltration membrane element.Na-akpata mmebi na-enweghị mgbagha.

Ogologo oge ole ka usoro nhicha nke nanofiltration membranes dị?
N'ozuzu, a na-ekpebi usoro nhicha nke akpụkpọ ahụ nanofiltration dabere na iji ihe mejupụtara akpụkpọ ahụ, ọ na-abụkarị ihe dị ka ọnwa atọ, ma mgbe mmepụta mmiri nke akpụkpọ ahụ na-ebelata, akpụkpọ ahụ nanofiltration ga-ehichapụ n'oge.

Kedu ihe m kwesịrị ịṅa ntị na mgbe ị na-ehicha akpụkpọ ahụ nanofiltration?
Jiri mmiri oxidant dị elu na-enweghị chlorine fọdụrụnụ na oxidants ndị ọzọ maka ịsacha
Mgbe ị na-akwadebe ihe ngwọta ihicha, jide n'aka na kemịkalụ niile na-ehicha ya na-agbaze nke ọma ma gwakọta ya tupu ịbanye na okirikiri ihe.
Mgbe kemịkalụ ihicha na ihe ndị mejupụtara akpụkpọ ahụ ga-ekesa, a ga-eji mmiri dị elu na-asachapụ ihe ndị ahụ akpụkpọ ahụ nke na-enweghị chlorine fọdụrụnụ na oxidants ndị ọzọ (opekempe okpomọkụ>20 ℃).
Okpomọkụ na PH uru
N'oge okirikiri nke ngwọta ihicha, okpomọkụ ekwesịghị gafere 50C na pH 2-10, okpomọkụ ekwesịghị gafere 35C na pH 1-11, na okpomọkụ ekwesịghị gafere 30C na pH 1-12.
The eruba ntụziaka nke ihicha mmiri mmiri
Maka ihe ndị nwere dayameta karịrị 6 sentimita, ụzọ ntụgharị nke mmiri na-ehicha ahụ ga-abụ otu ihe ahụ na-agba ọsọ na-agba ọsọ iji gbochie ihe ahụ site na ịmepụta ihe ngosi "telescope", n'ihi na a na-etinye ihe ntinye n'ime ụgbọ mmiri nrụgide naanị na. njedebe mmiri gbadoro anya nke arịa nrụgide.A na-atụ aro ka ị ṅaa ntị na nke a mgbe ị na-ehicha usoro nke obere ihe.
Hichaa ncha nke fọdụrụ nke ọma
Mgbe ị na-ehicha ihe, ṅaa ntị ka ihicha nke ọma nke ihe na-ehicha ihe nke fọdụrụ na akpụkpọ ahụ.Ọ bụrụ na ihicha gị n'ụlọnga na-adịghị nke ọma kpochara, ọ dị nnọọ mfe ikpokọta unyi na akpụkpọ ahụ-akpụ usoro, na ọbụna ebelata ọrụ ndụ nke nanofiltration akpụkpọ ahụ.Ndị na-ehicha alkaline nwere ike nhicha dị ala iji wepụ ntụpọ.

Olee otú ịgbatị okirikiri nhicha nke nanofiltration membranes?
Mụbaa ọgwụgwọ mbụ
Ịbawanye usoro nhazi ahụ bụ ihe kachasị ogologo oge, na mmiri ọkụ nwere ike ịmalite ọgwụgwọ site na usoro dịka nzacha multi-media na ultrafiltration membranes iji meziwanye àgwà mmiri, nke nwere ike ibelata mmetọ nke nanofiltration membrane ọcha.
Tinye acid
CaCO3 n'ọtụtụ mmiri dị n'elu na mmiri ala na-fọrọ nke nta ka jupụta.Ya mere, site n'ịgbakwụnye akwụkwọ H n'ime acid ahụ, enwere ike ịtụgharị nguzozi kemịkalụ gaa n'aka ekpe iji mee ka calcium carbonate nọrọ n'ọnọdụ mgbaze.Ogo acid a na-eji ga-abụ ọkwa nri.N'ọtụtụ mba na mpaghara, sulfuric acid dị mfe iji mee ihe karịa hydrochloric acid, ma n'aka nke ọzọ, ọdịnaya nke sulfate radicals na mmiri nwere mmetụta na-abawanye.N'ihe gbasara ọnụ ọgụgụ sulfate, nsogbu ahụ ga-adị njọ.
Tinye antiscalant
Enwere ike iji ihe mgbochi na-eme ihe iji chịkwaa carbonate carbonate, sulfate scale, na calcium fluoride scale.A na-enwekarị ụdị ihe mgbochi akpịrịkpa atọ: sodium hexametaphosphate (SHMP), organic phosphate, na polyacrylate.Ọ dị mma maka igbochi scaling nke aluminom na ígwè na-adịghị edozi, na polyacrylate dị arọ dị elu nwere ike ibelata nhazi nke SiO2 scaling site na mmetụta mgbasa.
Tinye resin na-eme nro
Enwere ike iji Na+z ion dochie ma wepu cations dị ka Ca2+, Ba2+, na Sr2+ na mmiri.N'oge ọgwụgwọ a, pH nke mmiri na-emetụta agaghị agbanwe.Ya mere, ọ dịghị degassing ọrụ a chọrọ.

 nanofiltration membrane

Oge nzipu: Jun-28-2021

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