Coke agịga nwere ihe dị ka agịga ma bụrụ nke ejiri mmanụ slurry sitere na ụlọ nrụpụta ma ọ bụ pitch coal tar mee ya. Ọ bụ ihe bụ isi akụrụngwa maka ịme electrodes graphite nke a na-eji na-emepụta ígwè ọrụ site na iji ọkụ ọkụ ọkụ (EAF). Nyocha ahịa coke agịga a na-atụle ahịa sitere na ụlọ ọrụ graphite, ụlọ ọrụ batrị, na ndị ọzọ. Nyocha anyị na-atụlekwa ire nke coke agịga na APAC, Europe, North America, South America, na MEA. Na 2018, ngalaba ụlọ ọrụ graphite nwere oke ahịa ahịa, a na-atụkwa anya na omume a ga-aga n'ihu n'oge amụma. Ihe ndị dị ka ịrị elu nke electrodes graphite maka usoro EAF nke mmepụta ígwè ga-arụ ọrụ dị mkpa na ngalaba ụlọ ọrụ graphite iji nọgide na-enwe ọnọdụ ahịa ya. Ọzọkwa, akụkọ ahịa coke agịga anyị zuru ụwa ọnụ na-eleba anya n'ihe ndị dị ka mmụba nke ikike nnụcha mmanụ, ịrị elu na nnabata nke ụgbọ ala ndụ ndụ, na-abawanye agụụ maka electrodes graphite UHP. Agbanyeghị, ịgbasawanye ihe ịma aka mbubata lithium na-eche ihu n'iweta itinye ego na ụlọ ọrụ coal n'ihi iwu megidere mmetọ carbon, ngbanwe nke mmanụ cru na ọnụ ahịa coal nwere ike igbochi uto nke ụlọ ọrụ coke agịga n'oge amụma.
Ahịa Coke agịga zuru ụwa ọnụ: nyocha
Na-abawanye ọchịchọ maka electrodes graphite UHP
A na-eji elektrọd graphite eme ihe na ngwa, dị ka ọkụ arc na-emikpu mmiri na ọkụ ladle maka imepụta ígwè, ihe ndị na-abụghị ọla, na ọla. A na-ejikwa ha eme ihe na EAF maka mmepụta ígwè. Enwere ike ịmepụta electrodes graphite site na iji petroleum coke ma ọ bụ agịga coke. A na-ekewa electrodes graphite n'ime ike oge niile, ike dị elu, ike dị elu, na UHP dabere na paramita dị ka resistivity, conductivity electric, thermal conductivity, iguzogide oxidation na thermal shock, na ike igwe. N'ime ụdị electrodes graphite niile. UHP graphite electrodes na-enweta nlebara anya na ụlọ ọrụ nchara. Achọ a maka electrodes UHP ga-eduga na mgbasawanye nke ahịa coke agịga ụwa na CAGR nke 6% n'oge amụma.
Mpụta nke nchara akwụkwọ ndụ akwụkwọ ndụ
Mwepụta nke CO2 bụ isi okwu nke ụlọ ọrụ igwe na-eche ihu n'ụwa niile. Iji dozie okwu a, ọtụtụ ọrụ nyocha na mmepe (R&D) emeela. Ihe omume R&D ndị a mere ka ọ pụta ìhè nchara akwụkwọ ndụ akwụkwọ ndụ. Ndị na-eme nchọpụta achọpụtala usoro nhazi ígwè ọhụrụ nke nwere ike iwepụ ikuku CO2 kpamkpam. N'ime usoro nchara nke ọdịnala, n'oge mmepụta ígwè, a na-ahapụ nnukwu anwụrụ ọkụ, carbon, na ọkụ ọkụ. Usoro nchara nke ọdịnala na-ewepụta CO2 okpukpu abụọ karịa arọ ígwè. Otú ọ dị, usoro ọhụrụ ahụ nwere ike ịrụpụta nchara na-eji ihe efu efu. Ngwunye coal gbajiri agbaji na teknụzụ ijide na nchekwa carbon (CCS) so na ha. A na-atụ anya na mmepe a ga-enwe mmetụta dị mma na uto ahịa n'ozuzu ya.
Okirikiri ala asọmpi
Site na ọnụnọ nke ndị isi egwuregwu ole na ole, ahịa coke agịga zuru ụwa ọnụ na-elekwasị anya. Emebere nyocha onye na-ere ahịa siri ike iji nyere ndị ahịa aka imeziwanye ọnọdụ ahịa ha, yana n'ikwekọ na nke a, akụkọ a na-enye nkọwa zuru ezu nke ọtụtụ ndị na-emepụta coke agịga, gụnyere C-Chem Co. Ltd., GrafTech International Ltd., Mitsubishi Chemical Holdings Corp., Phillips 66 Co., Sojitz Corp., na Sumitomo Corp.
Ọzọkwa, akụkọ nyocha ahịa coke agịga gụnyere ozi gbasara usoro na-abịanụ na ihe ịma aka ndị ga-emetụta uto ahịa. Nke a bụ iji nyere ụlọ ọrụ aka ịhazi na itinye aka na ohere uto niile na-abịa.
Oge nzipu: Mar-02-2021