Ntụle nrụgide dị n'ime bụ ihe dị mkpa maka itinye roba ethylene-propylene n'ime ihe ndị dị ka mmiri ethylene nwere nrụgide dị elu napropyleneMmụba nrụgide mberede site na ikuku cryogenic na tankị nchekwa mmiri ethylene nwere ike ịbawanye ihe egwu mgbawa na mmiri mmiri. Data NIST na-egosi na mmụba nke otu bar karịa oke na tankị nchekwa ethylene 50 m³ nwere ike ịhapụ uzuoku 20+ kg n'ime sekọnd, na-eme ka nzaghachi oge dị oke mkpa.
Ntụkwasị obi na usoro ọrụ na ụlọ ọrụ roba ethylene-propylene chọrọ ihe nnyefe nrụgide mmiri mmiri n'ịntanetị nke na-eguzogide mmụba gas gbazere agbaze na mgbanwe ngwa ngwa a na-ahụkarị na usoro reactor na pipeline. Ngbanwe na nrụgide a na-enyochaghị nwere ike ibute ngwaahịa na-abụghị nke akọwapụtara ma ọ bụ mmechi na-enweghị atụmatụ, na-ebelata mmepụta site na ihe karịrị 5% kwa afọ na ụfọdụ ụlọ ọrụ. Ntinye nke nnyefe nrụgide kwesịrị ekwesị na-eme ka a hụ na mmepụta ya ruru ihe karịrị 5% kwa afọ na ụfọdụ ụlọ ọrụ.ethylenenchekwa tankị nchekwa site n'inye data ozugbo iji mechie sistemụ nchekwa.
Tankị Nchekwa Ethylene Mmiri
*
Ndị na-ebuga nrụgide ụlọ ọrụ dịka ụdị Lonnmeter na-enye ±0.1% izi ezi FS n'ofe oke ọrụ 100-500 bar a na-ahụkarị na sistemụ ndị a. Nleba anya nrụgide n'oge njem mmiri ethylene na-echebe megide ntapu na oke nrụgide - ihe ndị bụ isi na-akpata ihe egwu na ngalaba ahụ. Nha inline siri ike na-akwado ọrụ nchekwa na-aga n'ihu ma na-eme ka mmepụta dịkwuo mma na gburugburu ebe na-agbanwe agbanwe.
Okwu Mmalite
Nha nrụgide dị n'ime na-enye nzaghachi ngwa ngwa, nke ziri ezi dị mkpa maka njikwa copolymerization roba ethylene-propylene. Mmiri ethylene na propylene dị elu chọrọ oke nrụgide siri ike n'oge mbufe na mmeghachi omume. Mgbanwe mberede na nrụgide tankị nchekwa mmiri ethylene - nke na-abụkarị site na ikuku cryogenic - nwere ike ịkpalite njikọ nchekwa ma ọ bụ ọdịda dị egwu ma ọ bụrụ na achọpụtaghị ya ozugbo. Nchekwa tankị nchekwa Ethylene dabere na ọgụgụ na-aga n'ihu iji chebe onwe ya pụọ na ntapu na nrụgide gabigara ókè. Onye na-ebufe nrụgide dị n'ịntanetị nke Lonnmeter maka mmiri mmiri na-enyocha mgbanwe ndị a n'oge ahụ, na-egosipụta nke ọma ọnọdụ usoro. Ndị na-ebufe nrụgide ụlọ ọrụ na-ejigide nha kwụsiri ike n'agbanyeghị ịma jijiji, mkpuchi, ma ọ bụ condensation a na-ahụkarị na ụlọ ọrụ roba ethylene-propylene. Ntinye nnyefe nrụgide kwesịrị ekwesị na-ebelata ntụgharị ngwa na nnyonye anya mgbaàmà, na-akwado nrubeisi na mgbochi ihe mberede. Nha inline na-echebe ndị ọrụ, akụ, na iguzosi ike n'ezi ihe nke ngwaahịa n'oge njem na nchekwa mmiri ethylene, na-ahụ na ọrụ na-enweghị nsogbu n'ofe ngwa roba ethylene-propylene niile.
Ihe osise Ethylene
*
Nchịkọta Usoro Ụlọ Ọrụ
A na-apịachi mmiri Ethylene na 5–15 MPa ma a na-apịa ya site na paịpụ mmiri na propylene n'ime ihe ndị e ji arụ ọrụ maka ethylene-propylene.robaNgwa. Ndị na-ebuga nrụgide ụlọ ọrụ mmepụta ihe, dịka Lonnmeter's pressure transmission maka mmiri mmiri, na-enyocha ọnụego nri ziri ezi iji nọgide na-enwe njirimara copolymer. Tankị nchekwa mmiri Ethylene na-eji mkpuchi ikuku abụọ, na-ebelata ike okpomọkụ n'okpuru 0.022 W/(m·K), na-ebelata ihe egwu ọkụ ọkụ. Ntinye nkesa nrụgide n'ime bụ iwu maka tankị nchekwa ethylene niile iji mee ka mmiri gbapụta ozugbo na nchọpụta nrụgide, na-akwado nchekwa njem mmiri ethylene na iguzosi ike n'ezi ihe nkesa reactor. Nkewa oyi na nkewa gas na-eme ka ntinye propylene dị n'etiti 35-70%, na-enye ọnọdụ kacha mma maka mmeghachi omume copolymerization. A na-ebufe ma chekwaa ngwakọta roba ethylene-propylene emechara na 0.8-1.1 MPa, yana nlekota na-aga n'ihu iji gbochie ihe egwu vaporization ma nọgide na-enwe ntụkwasị obi ihe maka ụlọ ọrụ roba ethylene-propylene.
Ihe ịma aka dị na nha nrụgide dị n'ime ahịrị
Mmiri ethylene nke na-eme ka mmiri dị n'ime tankị nchekwa nwere mgbidi abụọ, nke nwere oghere ikuku na-ekpughe sistemụ nnyefe nrụgide mmiri n'ịntanetị maka mgbanwe nrụgide ngwa ngwa. Mgbanwe ndị na-akpata site na vaporization gafere 25 bar/min na ihe omume ndị na-adịghị mma, na-achọ ka ndị na-ebufe ihe nwere oge nzaghachi millisecond. Nchekwa tankị nchekwa Ethylene dabere na nha inline 24/7, ebe ọ bụ na mfu nke mkpuchi ma ọ bụ ikpughe na isi iyi okpomọkụ nwere ike ibute oke nrụgide dị ize ndụ n'ime nkeji ole na ole. Gas agbazere na propylene na-emeghachi omume na ngwa roba ethylene-propylene na-akpata enweghị nkwụsi ike nwa oge, gụnyere mmụba sensọ ruo ±1% zuru oke, nke na-eme ka njikwa usoro sie ike. Ndị na-ebufe nrụgide ụlọ ọrụ na-eche nnyonye anya site na mkpuchi usoro, ịma jijiji, na condensation, nke na-emebi izi ezi nke sensọ site na 0.5% ma ọ bụ karịa ma belata ndụ. Ntinye nke na-ebufe nrụgide na ụlọ ọrụ roba ethylene-propylene chọrọ waya siri ike na ụlọ ndị na-eguzogide ihu igwe, ebe okpomọkụ gburugburu na-agafekarị 45°C na ọkwa ịma jijiji ruru 5 g. Usoro nchekwa njem mmiri mmiri Ethylene chọrọ nzaghachi ozugbo site na ndị na-ebuga nrụgide n'ịntanetị ruo na mkpọchi nchekwa, ebe ọ bụ na ntapu na oke nrụgide na ahịrị nnyefe nwere ike ịmepụta ngwakọta mgbawa n'ime sekọnd ole na ole.
Uru nke ijikọta ihe na-ebuga nrụgide n'ime ụlọ
Ọgụgụ nrụgide oge niile sitere na ihe na-ebuga nrụgide n'ịntanetị maka mmiri mmiri na-eme ka njikwa mkpọchi mechiri emechi ozugbo n'oge copolymerization roba ethylene-propylene. Nha inline na-ebelata ihe egwu nke mmeghachi omume na-agba ọsọ na reaktọ nwere mmiri ethylene a gwakọtara agwakọta na propylene, na-ebelata mmechi ndị a na-emebeghị atụmatụ ruo 32% (ICIS, 2024).
Nchọpụta ngwa ngwa nke mmiri mmiri ethylene na paịpụ mmiri na-ebelata oge nzaghachi. Nzaghachi ihe mmetụta ozugbo na-akpali mkpọchi nchekwa tupu e ruo oke ihe egwu, nke dị oke mkpa maka nchekwa tankị nchekwa ethylene. Nnyocha na-egosi na ntinye aka ngwa ngwa na-egbochi 60% nke ihe omume ntọhapụ nwere ike ime (Process Safety Progress, 2025).
A na-eji ihe na-ebuga nrụgide ụlọ ọrụ eme ihe na-achịkwa usoro akpaaka n'ebe dị mkpa. Ndị a na-ebelata ntinye aka nke ndị ọrụ ma na-eme ka akpaaka zuru oke na ụlọ ọrụ roba ethylene-propylene. Osisi na-akọ na mbelata 17% na ugboro nhazi aka site na ntinye sensọ kwesịrị ekwesị (Chem. Eng. J., 2024).
Ntụnye ziri ezi na-ebelata mfu mmiri ethylene n'oge nkewa, mbufe, na nchekwa. Osisi na-eme ka mmepụta ihe dịkwuo elu site na 4–8%, na-ebelata ọnụ ahịa ọrụ nke ukwuu.
Ntinye nke nnyefe nrụgide nke ruru oke nchekwa dị mkpa na-eme ka iwu gọọmentị dị maka ọrụ ndị na-egbu egbu na ndị nwere ike ire ọkụ na-aga n'ihu. Nke a na-emepụta ndekọ siri ike maka nyocha nke na-ekpuchi ngwa roba ethylene-propylene niile na nchekwa njem mmiri ethylene.
Rịọ maka ọnụahịa
Lonnmeter na-enye ihe nnyefe nrụgide n'ịntanetị nke a nwapụtara na mpaghara maka mmiri mmiri, nke e mepụtara maka mkpa siri ike nke ngwa roba ethylene-propylene. Ndị ọkachamara Lonnmeter na-enye nkwado teknụzụ maka nhọrọ nke nnyefe nrụgide mmiri mmiri n'ịntanetị, nke e mere maka ọnọdụ usoro siri ike na mgbasa ozi mmiri dị ọcha. Kpọtụrụ maka azịza ọkachamara.
Oge ozi: Jenụwarị-21-2026
