Gypsum desulfurized bụ ngwaahịa sitere na usoro desulfurization nke flue gas na ụlọ ọrụ ọkụ na-agba ọkụ ma ọ bụ osisi ndị ọzọ na-eji mmanụ ọkụ nwere sọlfọ. N'ihi nnukwu ọkụ ọkụ ya, nkwụsị ọkụ na mmiri na-eguzogide, a na-eji ya eme ihe n'ọtụtụ ebe na ụlọ ọrụ mmepụta ihe dị ka ihe ụlọ. Otú ọ dị, otu n'ime ihe ịma aka ndị bụ isi na iji gypsum desulfurized bụ nnukwu okpomọkụ nke hydration, nke nwere ike ịkpata nsogbu dị ka mgbawa na nrụrụ n'oge nhazi na usoro siri ike. Ya mere, ọ dị mkpa ịchọta ụzọ dị irè iji belata okpomọkụ nke hydration nke gypsum desulfurized mgbe ọ na-ejigide ihe eji arụ ọrụ na ihe onwunwe ya.
A na-ejikarị ihe mgbakwunye cellulose ethers eme ihe na ụlọ ọrụ ihe owuwu iji melite arụmọrụ, ike na ịdịte aka nke ihe ndị dabeere na ciment. Ọ bụ ihe na-adịghị egbu egbu, ihe na-emebi emebi, nke a na-emegharịgharị, nke sitere na cellulose, ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe n'ụwa. Cellulose ether nwere ike ịmepụta ihe dị ka gel dị n'ime mmiri, nke nwere ike ime ka njigide mmiri dị mma, nkwụsị nke sag na nkwụsi ike nke ihe ndị dabeere na ciment. Tụkwasị na nke ahụ, cellulose ethers nwekwara ike imetụta hydration na nhazi usoro nke ihe ndị dabeere na gypsum, na-emetụta ihe ndị na-emepụta ihe na ihe onwunwe ha.
Mmetụta nke cellulose ether na gypsum hydration na usoro siri ike
Gypsum bụ calcium sulfate dihydrate compound nke na-eji mmiri emeghachi omume iji mepụta ngọngọ calcium sulfate hemihydrate siri ike ma sie ike. Usoro hydration na nke siri ike nke gypsum dị mgbagwoju anya ma na-agụnye ọtụtụ usoro, gụnyere nucleation, uto, crystallization, and solidification. Mmeghachi omume mbụ nke gypsum na mmiri na-emepụta oke ọkụ, nke a na-akpọ okpomọkụ nke hydration. Okpomọkụ a nwere ike ime ka nrụgide okpomọkụ na nkwụsịtụ na ihe ndị dabeere na gypsum, nke nwere ike ịkpata mgbawa na ntụpọ ndị ọzọ.
Cellulose ethers nwere ike imetụta hydration na nhazi usoro nke gypsum site na ọtụtụ usoro. Nke mbụ, cellulose ethers nwere ike imeziwanye arụmọrụ na nkwụsi ike nke ihe ndị dabeere na gypsum site n'ịmepụta nkwụsịtụ na-edozi ahụ na mmiri. Nke a na-ebelata mmiri chọrọ ma na-abawanye ụba nke ihe onwunwe, si otú ahụ na-eme ka hydration na nhazi usoro. Nke abuo, cellulose ethers nwere ike ijide ma na-ejigide mmiri n'ime ihe ahụ site n'ịmepụta netwọk dị ka gel, si otú ahụ na-eme ka ikike ijide mmiri nke ihe ahụ dịkwuo elu. Nke a na-agbatị oge hydration ma na-ebelata ikike nke nrụgide okpomọkụ na mbelata. Nke atọ, cellulose ethers nwere ike igbu oge mmalite nke usoro hydration site n'ịgbasa n'elu kristal gypsum na igbochi uto ha na kristal. Nke a na-ebelata ọnụ ọgụgụ mbụ nke okpomọkụ nke hydration ma na-egbu oge ịtọ oge. Nke anọ, cellulose ethers nwere ike ime ka ihe eji arụ ọrụ na ịrụ ọrụ nke ihe ndị dabeere na gypsum site n'ịbawanye ike ha, ịdịte aka na iguzogide nrụrụ.
Ihe ndị na-emetụta okpomọkụ nke hydration nke gypsum desulfurized
Okpomọkụ nke hydration nke gypsum desulfurized na-emetụta ihe dị iche iche, gụnyere ihe mejupụtara kemịkalụ, nha nha, ọdịnaya mmiri, okpomọkụ na ihe mgbakwunye eji eme ihe. Ngwakọta kemịkalụ nke gypsum desulfurized nwere ike ịdịgasị iche dabere n'ụdị mmanụ ọkụ na usoro desulfurization ejiri. N'ikwu okwu n'ozuzu, ma e jiri ya tụnyere gypsum eke, gypsum desulfurized nwere ọdịnaya dị elu nke adịghị ọcha dị ka calcium sulfate hemihydrate, calcium carbonate, na silica. Nke a na-emetụta ogo hydration na oke okpomọkụ na-eme n'oge mmeghachi omume. The urughuru size na kpọmkwem elu ebe nke desulfurized gypsum ga-emetụtakwa ọnụego na ike nke okpomọkụ nke hydration. Ihe ndị dị nta na nnukwu ebe dị elu nwere ike ime ka mpaghara kọntaktị dịkwuo mfe ma mee ka mmeghachi omume ahụ dị mfe, na-ebute oke okpomọkụ nke hydration. Ọdịnaya mmiri na okpomọkụ nke ihe ahụ nwekwara ike imetụta okpomọkụ nke hydration site na ịchịkwa ọnụego na oke mmeghachi omume. Mmiri dị elu na okpomọkụ dị ala nwere ike ibelata ọnụego na ike nke okpomọkụ nke hydration, ebe mmiri dị ala na okpomọkụ dị elu nwere ike ime ka ọnụ ọgụgụ na ike nke okpomọkụ nke hydration dịkwuo elu. Ihe mgbakwunye dị ka cellulose ethers nwere ike imetụta okpomọkụ nke hydration site na iji kristal gypsum na-emekọrịta ihe na ịgbanwe ihe onwunwe na àgwà ha.
Uru nwere ike nke iji cellulose ethers belata okpomọkụ nke hydration nke gypsum desulfurized.
Ojiji anyị na-eji cellulose ethers dị ka ihe mgbakwunye iji belata okpomọkụ nke hydration nke gypsum desulfurized na-enye ọtụtụ uru dị iche iche, gụnyere:
1. Meziwanye arụmọrụ na nkwụsi ike nke ihe, nke bara uru maka ngwakọta, ntinye na nhazi nke ihe.
2. Belata ọchịchọ mmiri ma mee ka mmiri dịkwuo elu nke ihe, nke nwere ike imeziwanye ihe ndị na-emepụta ihe na iji ihe eji eme ihe.
3. Mee ka ikike ijide mmiri nke ihe onwunwe dịkwuo elu ma gbasaa oge hydration nke ihe ahụ, si otú ahụ belata nrụgide okpomọkụ na nkwụsịtụ.
4. Igbu oge mbụ nke hydration, gbuo oge siri ike nke ihe, belata ọnụ ahịa kacha elu nke okpomọkụ hydration, ma melite nchekwa na àgwà nke ihe.
5. Mee ka ihe ndị na-emepụta ihe na-arụ ọrụ na ịrụ ọrụ nke ihe, nke nwere ike imeziwanye ike, ike na nrụrụ ihe.
6. Cellulose ether bụ ihe na-adịghị egbu egbu, biodegradable na mmeghari ohuru, nke nwere ike ibelata mmetụta na gburugburu ebe obibi ma kwalite mmepe mmepe nke ụlọ ọrụ mmepụta ihe.
na ngwụcha
Cellulose ethers bụ ihe mgbakwunye na-ekwe nkwa nke nwere ike imetụta hydration na nhazi usoro nke gypsum desiccated site na imeziwanye arụmọrụ, nkwụsi ike, njigide mmiri na ihe eji arụ ọrụ. Mmekọrịta dị n'etiti cellulose ethers na kristal gypsum nwere ike ibelata okpomọkụ kacha elu nke hydration ma na-egbu oge nhazi oge, nke nwere ike imeziwanye nchekwa na mma nke ihe. Otú ọ dị, ịdị irè nke cellulose ethers nwere ike ịdabere na ihe ndị dị ka ihe mejupụtara kemịkalụ, nha nha, ọdịnaya mmiri, okpomọkụ na ihe mgbakwunye eji eme ihe. Nnyocha n'ọdịnihu kwesịrị ilekwasị anya n'ịkwalite usoro onunu ogwu na nhazi nke cellulose ethers iji nweta mbelata achọrọ na okpomọkụ nke hydration nke gypsum desulfurized na-enweghị emetụta ihe ndị na-arụ ọrụ ya na ihe onwunwe ya. Na mgbakwunye, ekwesịrị inyocha ma tụlekwuo uru akụ na ụba, gburugburu ebe obibi, na ọha mmadụ nwere ike iji ethers cellulose.
Oge nzipu: Ọktoba 11-2023