ozi

Na-adịbeghị anya, dị ka technology matures na-aga n'ihu njikarịcha nke ahịa oke, petrochemical ụlọ ọrụ, na olefin ugbu diversified mmepe omume nke akụrụngwa, karịsịa n'okpuru ndabere nke okpukpu abụọ carbon, a nnukwu Bob propane metụtara ozi ọma, bụ ike nke Leon ọchịchọ, na na omenala mmanụ olefin / coal ka olefin / methanol ka olefins, propane dehydrogenation usoro na propylene mkpụrụ bụ elu The akụrụngwa nke otu Short usoro, obere ego na-eri, nnukwu akụ na ụba uru na-apụta ma onye na-akwado propylene, propane dehydrogenation usoro ngwaahịa site na. -product hydrogen, otu isi iyi nke akụrụngwa nwere ike ịnọgide na-enwe polypropylene mmepụta nke n'ozuzu ihe onwunwe, na mbata nke a ọhụrụ gburugburu nke mgbasa okirikiri nke polypropylene na-eme ka esiwanye pụta ìhè bughi mismatch n'etiti ọkọnọ na ina, mmepe nke elu-ọgwụgwụ polypropylene na-aghọ ndị. isi ụzọ nke asọmpi dị iche iche, na asọmpi asọmpi a, propane dehydrogenation PP asọmpi teknụzụ malitere ịda, ọ bụ ezie na enwere akụkụ nke ụlọ ọrụ ahụ Otú ọ dị, enweghị ethylene aghọwo obere osisi nke usoro PDH.Ka ọ dị ugbu a, China enweghị akụrụngwa dị mkpa yana ikike inye ọkụ hydrocarbon ezughi oke.Ọtụtụ n'ime akụrụngwa akụrụngwa kwesịrị ibubata, yabụ nkwụsi ike nke akụrụngwa akụrụngwa na-aghọ isi ihe na-emepe mmepe nke usoro hydrocarbon ọkụ Site na 2014 ruo 2018, ọrụ a na-ahụkarị bụ propane dehydrogenation.Otú ọ dị, ebe ọ bụ na 2018, ewu ewu nke ìhè hydrocarbon cracking ebiliwo ngwa ngwa n'ihi ike mgbanwe na ductility.E tinyela ụfọdụ ọrụ pilot na mmepụta na 2020.

Mkpụrụ ethylene nke ethane, propane na butane cracking dị elu.Maka ụlọ ọrụ na-eji ọkụ hydrocarbon zuru oke, mkpụrụ ethylene nwere mmetụta doro anya na mmepụta kemịkalụ ala, na nhọrọ ụzọ mgbada nwere mgbanwe dị elu na ohere nhọrọ.Usoro nke nwere mkpụrụ propylene dị elu bụ PDH MTP C/MTO, mana ngwaahịa ezubere iche nke ọkụ hydrocarbon cracking nwere mkpụrụ dị elu ma nwee ike ịmepụta hydrogen dị ọcha dị ka ngwaahịa sitere na ya, nke a na-ewere dị ka otu n'ime ụzọ dị mkpa iji belata. ịdabere na mmanụ ala na oriri ike nke ụlọ ọrụ ahụ.Ya mere, mmepe mmepe nke ọkụ ọkụ hydrocarbon cracking oru ngo na-adị ngwa ngwa, na ọtụtụ ndị ọhụrụ egwuregwu bụ ndị na-enweghị ike hazie crude mmanụ abatakwa Site na-aga n'ihu na mmepe nke ìhè akụrụngwa, ụzọ iji nweta propylene na-abawanye.Mgbe propane dehydrogenation gachara, ọrụ mgbawa ọkụ hydrocarbon na-eji nwayọọ nwayọọ na-abawanye.Propane abụghị naanị akụrụngwa maka dehydrogenation iji mepụta propylene, kamakwa akụrụngwa bụ isi maka mgbawa hydrocarbon ọkụ iji mepụta propylene.Kedu ihe dị iche na nhazi ngwaahịa n'etiti propane dehydrogenation na ọkụ hydrocarbon cracking?Kedu usoro ga-abụ asọmpi karịa na ụlọ mmepụta ihe n'ọdịnihu?Bilie a propane dị ka isi akụrụngwa mmepụta teknụzụ Propylene ụkọ na mba anyị, omenala osote nso nke propylene mmepụta enweghị ike izute na-abawanye ụba nke ụlọ propylene mmepụta, n'otu oge ahụ, Middle East na North America shale gas mmepe na-eme ka propane mmepụta. mmụba na-ebupụ nnukwu mmụba, na ịrị elu nke nkà na ụzụ propane ụlọ na-enye ihe zuru ezu iji kwado usoro nkwenye dị mfe Mmetụta dị mkpirikpi na ngwa ngwa nke ntinye ego nke propane dehydrogenation ewetawo ohere maka mmepe akụ na ụba nke mpaghara mmiri na China.Mgbasa mmiri nke propane na ọrụ alkane na-ekpochapụ mmiri na-arị elu na China.Usoro nke imepụta olefin site na ịgbawa ọkụ hydrocarbon ka akụrụngwa na-ebili otu ma ọ bụ abụọ ụdị butane) ka akụrụngwa maka mgbawa nke ụlọ ọrụ olefin ji nwayọọ nwayọọ na-abawanye, dị ka Boralidek Basle Petrochemical Xinpu chemical Huatai Shengfu na ụdị abụọ nke usoro mmepụta Propane. dehydrogenation, dị ka usoro ọhụrụ iji mepụta propylene sitere na propane dị ka otu ihe eji eme ihe, na-emepụta propylene karịa ọkụ hydrocarbon uzuoku pyrolysis, ma enwerekwa nsogbu nke ngbanwe dị ala nke otu ụzọ na ihe dị elu chọrọ maka akụrụngwa.Mkpụrụ propylene nke osisi ahụ nwere ike iru ihe karịrị 80%, nke nwere ike iweta nnukwu akụrụngwa akụrụngwa maka propylene downstream Light hydrocarbon cracking nwere ike ọ bụghị naanị melite propylene / ethylene mkpụrụ ruru nke unit, ma na-ejikwa ya nke ọma. akụrụngwa nke ụlọ nrụpụta, nke bụ ntụzịaka mmepe nke akụrụngwa akụrụngwa nke ngalaba mgbawa.N'okpuru ọnọdụ nke mgbasa ozi propane zuru oke, mkpụrụ diene nke usoro mgbawa ọkụ hydrocarbon nwere ike iru karịa 60%, na ngwaahịa ndị a na-emepụta na-aba ụba karịa propane dehydrogenation.

Propane dehydrogenation alternaria alternata propylene site-product hydrogen gas, ma ọ bụrụ na site-ngwaahịa hydrogen na-enweghị ahịa ọwa, nwere ike na-ere ọkụ dị ka mmanụ ụgbọala gas, ga-mmetụta ozugbo na aku na uba nke propane dehydrogenation, tụnyere ìhè hydrocarbon cracking, propane dehydrogenation (hydrogen ọkụ) na Unit ọnụ nke olefin dịtụ elu karịa usoro propane dehydrogenation, isi ngwaahịa nke ìhè hydrocarbon cracking maka ethylene propylene, site-product hydrogen mmanụ gas ngwakọta nke carbon anọ Mixed carbon ise, nwere ike dozie propane dehydrogenation n'onwe ya na-enweghị ethylene na butene ụta, pyrolysis nke na-ngwaahịa nwere ike ọzọ na-aghọta onwe ha uru, n'otu oge ahụ nwere uru nke ala na-eri, nwere ike ịbụ na ahịa nke unregulated copolymerization na mmetụta copolymerization, ọzọ aku na uba na-adịbeghị anya The hydrogen ume ụlọ ọrụ nwere a iwu siri ike na-akwọ ụgbọala ike. .N'otu oge ahụ, na mmụba nke ọnụ ọgụgụ nke njedebe ngwa ndapụta, ndị ahịa na-achọ akụkụ ejiriwokwa nwayọọ nwayọọ kwalite ụlọ ọrụ ike hydrogen ruo n'ókè ụfọdụ, na ọtụtụ ụlọ ọrụ propane dehydrogenation ụlọ amalitela ịṅa ntị na ma ọ bụ ọbụna nhazi nhazi. Ọwa ahịa nke ha na atụmatụ itinye n'ọrụ maka hydrogen site na ngwaahịa N'okwu a, propane dehydrogenation, ma a na-ere ya dị ka hydrogen nke ụlọ ọrụ ma ọ bụ dị ka hydrogen mmanụ dị ọnụ ahịa ma ọ bụ ọbụna hydrogen dị ọcha, ga-eweta nlọghachi akụ na ụba ma si otú a na-abawanye uru nke ụlọ ọrụ propane dehydrogenation. .N'iji ya tụnyere, teknụzụ propane dehydrogenation nwere usoro dị mkpirikpi na obere oriri dị elu na ọnụ ahịa ntinye ego dị ala nke otu ngwaọrụ.Ọ bụrụ na enwere ike ijikọ ya na ngwaọrụ nchacha gburugburu iji nye hydrogen maka nchacha na ịbawanye uru site na ntinye nke akụrụngwa akụrụngwa, uru nke ọkụ hydrocarbon mgbawa dị na nnukwu ntinye ego, ngwaahịa dị iche iche na ikike siri ike iguzogide ihe egwu ahịa.Akụ na ụba nke abụọ na-adabere na ethylene na ọnụ ahịa Propylene: Ụzọ nkwụsị nke propane na-akawanye mma mgbe ọnụ ahịa ethylene na propylene dị nso, na ìhè hydrocarbon cracking ụzọ na-abawanye uru mgbe ọnụ ahịa ethylene dị elu karịa propylene.

Propane dehydrogenation akụrụngwa otu, naanị iji propane dị ka akụrụngwa, ngwaahịa naanị propylene na site-product hydrogen, ala carbon gburugburu ebe obibi nchebe ọ bụghị naanị, ka nwere ike ibelata ihe ize ndụ nke ihe ndị ọzọ, ka bụ ọhụrụ ugbu a n'ime Enterprise isi teknụzụ nhọrọ, ọnụ ọgụgụ ka ukwuu nke China mmepụta nke PDH ngwaọrụ kenha downstream ngwaọrụ, ụlọ ọrụ mwekota na-emekarị doro anya, ma ogologo oge, na downstream ụlọ ọrụ yinye mmepe ohere dị warara, Market mgbali dị ukwuu, na anụ ụlọ polypropylene mmepụta ikike okpukpu abụọ na mpi ahịa asọmpi, Ethylene propane dehydrogenation oru ngo asọmpi kwesịrị ka a tụleghachi ya.

E jiri ya tụnyere propane dehydrogenation, usoro mgbawa ọkụ hydrocarbon nwere ngwọta ngwaahịa dị iche iche yana mmetụta ahịa siri ike karị.N'ikwu ya n'ụzọ yiri nke ahụ, usoro akụ na ụba nke propane dehydrogenation usoro dabere na ọnụ ahịa dị n'etiti propylene na propane.Mgbe ọnụahịa ahịa nke propylene na-agbanwe ma na-adalata, a ga-ebelata akụ na ụba nke usoro ikuku propane nke ukwuu.

Maka ụlọ ọrụ polypropylene, isi iyi propane na-enweta ntakịrị ntakịrị, n'agbanyeghị na ọ gbagoro site na 7% na 2015 ruo 15% na 2022, ọ ka anaghị etinye aka na ahịa ahịa ma nwee ikike na-adịghị ike ịzụta ngwaahịa polypropylene.Agbanyeghị, na mmepe nke ike dị arọ na akụrụngwa kemịkalụ na-aga n'ihu na China, usoro mgbanwe dị iche iche nke isi mmalite mmanụ sitere na polypropylene na-atụgharị, na ọbịbịa nke oge “propane”, ọ gaghị adị anya tupu naphtha, propane na coal. a ga-ekewa ụzọ atọ nke ụwa.