"Inye ikike ike" bụ isiokwu na-ekpo ọkụ na China kemgbe Septemba. Ihe kpatara "ike rationing" bụ nkwalite nke ebumnuche nke "nọpụ iche carbon" na njikwa ike oriri. Na mgbakwunye, kemgbe mmalite nke afọ a, e nwere dị iche iche kemịkalụ akụrụngwa price ozi ọma pụta otu mgbe ọzọ, n'etiti nke graphite electrode, a dị oké mkpa ihe na ígwè ụlọ ọrụ, enwetala obere anya site ahịa n'afọ a, na ígwè ọrụ na carbon anọpụ iche.
Industrial yinye: tumadi eji ígwè mmepụta
Graphite electrode bụ ụdị elu okpomọkụ na-eguzogide graphite conductive ihe, graphite electrode nwere ike na-eduzi ugbu a na ike ọgbọ, ka agbazekwa n'efu ígwè n'ime ọkụ gbawara ọkụ ma ọ bụ ndị ọzọ akụrụngwa na-emepụta ígwè na ndị ọzọ metal ngwaahịa, tumadi ji ígwè mmepụta. Graphite electrode bụ ụdị ihe nwere obere resistivity na iguzogide gradient thermal na ọkụ ọkụ ọkụ eletrik. Isi njirimara nke mmepụta electrode graphite bụ usoro mmepụta ogologo oge (na-abụkarị ọnwa atọ ruo ọnwa ise), oriri ike dị elu na usoro mmepụta mgbagwoju anya.
Ọnọdụ yinye ụlọ ọrụ nke electrode graphite:
Graphite electrode ụlọ ọrụ yinye upstream raw ihe tumadi maka mmanụ ala coke, agịga coke, nkezi nke akụrụngwa akaụntụ maka graphite electrode mmepụta na-eri bụ ibu, ihe karịrị 65%, n'ihi China si agịga coke mmepụta technology na nkà na ụzụ ikwu na Japan na mba ndị ọzọ a ka nwere nnukwu oghere, ụlọ agịga coke àgwà siri ike iji mbubata mkpa, otú ahụ China 'dị elu adabere coke. 2018, ngụkọta ọkọnọ nke coke agịga na China bụ tọn 418,000, nke ebubatara tọn 218,000, na-aza ihe karịrị 50%. Ngwa bụ isi nke elektrọd graphite dị na nchara eAF.
A na-ejikarị graphite electrode eme ihe na ígwè na ígwè na-agbaze. Mmepe nke graphite electrode ụlọ ọrụ na China bụ ihu ọma kwekọrọ na modernization nke Chinese ígwè na ígwè ụlọ ọrụ. Eletrọd graphite nke China malitere na 1950s. Warburg Securities kewara mmepe nke graphite electrode na China ụzọ atọ:
1. Malitere mmepe na 1995 - oke mmepụta na 2011;
2. Ụlọ ọrụ dị iche iche mụbara na 2013 - akụ na ụba na-emewanyewanye nke ọma na 2017;
3. 2018 nọ n'ụzọ dị ala - agha ọnụahịa na-apụta na 2019.
Ọkọnọ na ọchịchọ: igwe ọkụ ọkụ eletrik na-achọ ihe ka ukwuu
N'ihe banyere mmepụta na oriri, dịka nyocha nke ntu oyi Sullivan si kwuo, mmepụta nke electrodes graphite na China belatara site na nde tọn 0.53 na 2015 ruo 0.50 nde tọn na 2016, na-egosi ọnọdụ ala. N'afọ 2020, oria ojoo a nwere mmetụta na-adịghị mma na ọrụ ndị nrụpụta n'ihi mmachi njikwa na awa ọrụ, ọgba aghara ndị ọrụ na mgbanwe na usoro ọrụ.
N'ihi ya, mmepụta nke graphite electrodes nke China adawo nke ọma. Ọ na-atụ anya mmepụta iru 1,142.6 kilotons na 2025, yana cagR nke ihe dịka 9.7% site na 2020 ruo 2025, ka ọrụ maliteghachiri na nkwado amụma njikwa maka mmepe nchara eAF.
Ya mere, nke ahụ bụ mmepụta, wee oriri. Graphite electrode oriri na China malitere ịba ụba site na 2016, na-eru 0.59 nde tọn na 2020, na cagR nke 10.3% site na 2015 ruo 2020. Graphite electrode oriri na-atụ anya iru 0.94 nde tọn na 2025. N'okpuru ebe a bụ ụlọ ọrụ na-emepụta ihe na-emepụta electrocast zuru ezu maka mmepụta electrocast.
Ihe mmepụta nke electrode graphite kwekọrọ na nke EAF ígwè. Mmụba nke mmepụta nchara EAF ga-akpali ọchịchọ nke electrode graphite n'ọdịnihu. China rụpụtara nde tọn 127.4 nke eaf steel na tọn 742,100 nke electrodes graphite na 2019, dị ka World Iron na Steel Association na China Carbon Industry Association si kwuo. Mpụta na ọnụego uto nke graphite electrode na China nwere njikọ chiri anya na mmepụta na uto nke nchara eAF na China.
N'afọ 2019 na 2020, mkpokọta ụwa maka eAF steel na igwe anaghị agba nchara bụ tọn 1.376,800 na tọn 1.472,300 n'otu n'otu. Warburg Securities na-ebu amụma na ọchịchọ zuru ụwa ọnụ ga-ebili n'ihu n'ime afọ ise na-esote wee rute ihe dị ka tọn 2.104,400 na 2025. Ọchịchọ maka igwe ọkụ eletrik na-akpata ọnụ ọgụgụ ka ukwuu, nke a na-eme atụmatụ iru 1,809,500 tọn na 2025.
Tụnyere nchara nchara ọkụ ọkụ, ime igwe ọkụ eletrik nwere uru doro anya na ikuku carbon. E jiri ya tụnyere ime ígwè ígwè, iji ígwè 1 ton nke scrap ígwè mee ihe nwere ike ibelata tọn carbon dioxide 1.6 na tọn 3 nke ihe mkpofu siri ike. Nchọpụta nke onye na-ere ahịa na ọkụ eletrik na ọkụ ọkụ nchara nchara kwa ton nke ikuku carbon na ọkwa 0.5: 1.9. Ndị nchọpụta Brokerage kwuru, "mmepe nke igwe ọkụ ọkụ eletrik ga-abụrịrị ihe a na-emekarị."
Na May, Ministry of Industry na Information Technology nyere ọkwa na mmejuputa atumatu nke ike ngbanwe na Iron na ígwè Industry, nke e n'ihu ọha emejuputa atumatu na June 1. The mmejuputa iwu jikoro maka ike nnọchi ga-n'ụzọ dị ukwuu na-amụba nkezi nke ígwè nnọchi na ịgbasa isi ebe maka ikuku mmetọ mgbochi na njikwa. Ụlọ ọrụ kwenyere na usoro ngbanwe ikike ọhụrụ ga-ebelata ikike ígwè, mee ka ụlọ ọrụ ígwè dị ike iji dozie oke ikike. N'otu oge ahụ, mmejuputa usoro ngbanwe nke edegharịrị ga-eme ka mmepe nke eAF dị ngwa ngwa, na nha nke eAF ígwè ga-anọgide na-abawanye.
Graphite electrode bụ isi ihe nke ọkụ eletrik, kpaliri ọchịchọ nke ọkụ eletrik, a na-atụ anya ka ọ dịkwuo elu, ọnụahịa ya na-emetụta graphite electrode.
Nnukwu mgbanwe ọnụahịa: njirimara cyclical
Site na 2014 ruo 2016, ahịa elektrọnik graphite zuru ụwa ọnụ dara n'ihi enweghị ike ala ala, ọnụ ahịa elektrọd graphite ka dị ala. Na 2016 na graphite electrode emepụta maka ahịrị ikike kwụsịrị n'okpuru n'ichepụta na-eri, na-elekọta mmadụ Ndepụta Ngwaahịa na ala, 2017 amụma njedebe kagbuo DeTiaoGang intermediate ugboro ọkụ, ọnụ ọgụgụ buru ibu nke scrap ígwè n'ime ígwè ọkụ, na graphite electrode ụlọ ọrụ na China na nkera nke abụọ nke 2017 ina-arị elu, n'ihi na-abawanye na electrode ngwa ngwa mkpa cographite chọrọ cographite na-achọsi ike maka cographite. 2017, na 2019, ọ ruru anyị $3,769.9 kwa ton, elu ugboro 5.7 site na 2016.
Oge nzipu: Ọktoba 15-2021