Ụbọchị nbipute:5,Dec,2022
Ihe a na-akpọ coal-water slurry na-ezo aka na slurry nke 70% kpochara coal, 29% mmiri na 1% chemical additives mgbe ọ kpalitere. Ọ bụ mmanụ mmiri na-ekpo ọkụ nke a pụrụ ịgbanye ma tụfuo ya dị ka mmanụ mmanụ. Enwere ike ibufe ya ma chekwaa ya n'ebe dị anya, uru calorific ya na ọkara mmanụ mmanụ. A na-eji ya mee ihe n'ọkụ ọkụ nkịtị na-ekpu mmanụ, ọkụ cyclone, na ọbụna ụdị ọkụ ọkụ na-ebu ngwa ngwa. N'iji ya tụnyere coal gasification ma ọ bụ liquefaction, coal-water slurry usoro dị mfe, ntinye ego dị ntakịrị, na ọnụ ahịa ya dịkwa ala, ya mere, ebe ọ bụ na e mepụtara ya n'etiti 1970s, ọ dọtara mmasị nke ọtụtụ mba. obodo m bụ nnukwu obodo na-emepụta kol. Ọ tinyekwuola ego na mpaghara a ma nweta ahụmahụ bara ụba. Ugbu a, ọ ga-ekwe omume ịme ka mmiri na-etinye uche dị elu site na uzuzu uzuzu nke ịsacha coal na-emepụta.
Ihe mgbakwunye kemịkalụ nke slurry coal-water slurry gụnyere ndị na-ekesa, ndị na-eme ihe ike, ndị defoamers na corrosives, mana n'ozuzu ha na-ezo aka na ụdị abụọ nke dispersants na stabilizers. Ọrụ nke mgbakwunye bụ: n'otu aka ahụ, a na-ekesa coal na-ekpo ọkụ n'otu n'otu na mmiri mmiri n'ụdị otu akụkụ, ma n'otu oge ahụ, a chọrọ ka ọ bụrụ ihe nkiri hydration n'elu. urughuru, nke mere na coal mmiri slurry nwere ụfọdụ viscosity na fluidity;
N'otu aka ahụ, slurry coal-water slurry nwere ụfọdụ nkwụsi ike iji gbochie mmiri ozuzo nke ihe ndị na-ekpo ọkụ na-ekpo ọkụ na nhazi nke crusting. Ihe atọ nke CWS dị elu kwesịrị inwe bụ nnukwu ntinye uche, ogologo oge nkwụsi ike na ezigbo mmiri mmiri. E nwere ihe abụọ igodo na-akwadebe elu-edu coal-mmiri slurry: otu bụ ezi coal àgwà na edo nkesa nke coal ntụ ntụ urughuru size, na ndị ọzọ bụ ezi chemical nwekwara. N'ikwu okwu n'ozuzu, ogo coal na coal powder particle size bụ ihe kwụsiri ike, ọ bụkwa ihe mgbakwunye na-ekere òkè.
Iji belata mmepụta nke coal-water slurry, n'ime afọ ndị na-adịbeghị anya, ụfọdụ mba etinyela aka dị ukwuu na nyocha na ntinye nke humic acid na lignin dị ka ihe mgbakwunye, nke nwere ike ịmepụta ihe mgbagwoju anya na-arụ ọrụ na-ekesa na nkwụsị.
Oge nzipu: Dec-05-2022