Na nso nso a, China mbụ nnukwu ikike sodium-ion batrị ike ọdụ ike nchekwa ike batrị Volin sodium-ion batrị na-etinye n'ọrụ na Nanning, Guangxi. Nke a bụ mmemme nyocha na mmepe mmepe nke mba “100 megawatt-hour sodium-ion batrị ike nchekwa teknụzụ” oru ngo ngosipụta nke akụkụ mbụ nke ọrụ ahụ, nha arụnyere nke 2.5 megawatts/10 megawatt-hours.
Ụlọ ọrụ Guangxi Power Grid nke Southern Power Grid na-etinye ma wuo ọdụ ọkụ ahụ, ọnụ ọgụgụ nke usoro a bụ 10 MWh. Ngụkọta ọnụ ọgụgụ nke oru ngo a ga-eru 100 MWh, nke nwere ike ịmepụta 73 nde degrees nke ọkụ eletrik dị ọcha kwa afọ, Ụlọ ọrụ Guangxi Power Grid nke Southern Power Grid na-etinye ego ma wuo ya, na ọnụ ọgụgụ nke oge a bụ 10 MWh. Ngụkọta ọnụ ọgụgụ nke oru ngo a ga-eru 100 MWh, nke nwere ike ịmepụta 73 nde degrees nke ọkụ eletrik dị ọcha kwa afọ, n'otu aka ahụ na-ebelata ikuku carbon dioxide site na 50,000 tọn, ma gboo mkpa ọkụ eletrik nke ndị ọrụ obibi 35,000.
N'iji ya tụnyere nchekwa ike batrị lithium-ion, "ụmụnna" sodium-ion batrị nchekwa nchekwa akụrụngwa akụrụngwa, dị mfe wepụ, ọnụ ala dị ala, arụmọrụ ka mma na obere okpomọkụ, na nnukwu nchekwa nchekwa ike nwere uru doro anya. "Sodium-ion batrị nchekwa nchekwa na ọnụ ọgụgụ nke mmepe ogbo, na-eri nke na-eri nwere ike belata site 20% ka 30%, n'okpuru premise nke n'ụzọ zuru ezu melite batrị Ọdịdị na usoro, melite itinye n'ọrụ ọnụego nke ihe na okirikiri ndụ, na-eri nke ọkụ eletrik nwere ike inyocha na 0.2 yuan / kWh, bụ iji kwalite ngwa akụ na ụba nke ụdị ọhụrụ nke technology nke nchekwa nchekwa nke mba dị mkpa nke nchekwa nchekwa nchekwa nke mmadụ, ikike nchekwa nchekwa nke mba dị mkpa. Kọmiti nka nka na nchekwa nchekwa ọkụ eletrik nke mba yana ọkachamara n'ọkwa teknuzu nke South Power Grid kwuru.
Ọ bụ ezie na ọrụ China na nyocha na mmepe, mmepụta, nhazi ọkwa, nkwalite ahịa na ngwa ngwa nke ngwaahịa batrị sodium-ion na-aga n'ihu, ọ dịghị ụkpụrụ mba ụwa maka itinye teknụzụ batrị sodium-ion na nnukwu ikike nchekwa ike.
Na Nọvemba 2022, ụlọ ọrụ Guangxi Power Grid, yana njikọ South Grid Energy Storage Company, Institute of Physics of the Chinese Academy of Sciences, Zhongkehai Sodium Technology Co., Ltd. na ndị ọzọ nkeji nke oru ngo otu, eze weputara mba isi nnyocha na mmepe mmemme oru ngo sub-isiokwu "100 megawatt-hour nchekwa batrị usoro ihe ngosi sodium na-arụ ọrụ batrị. "Anyị na-elekwasị anya na elu-arụmọrụ eletriki isi ọnụ ọgụgụ nkwadebe, usoro mwekota na nchekwa mgbochi na njikwa na ndị ọzọ isi teknụzụ na-eme nnyocha, kpụrụ na nnwere onwe ikike ikike nke sodium-ion batrị nkwadebe na usoro mwekota technology," onye ndu oru, South China Grid Guangxi Grid Company, osote director nke Department of Innovation Gao Lik webatara.
Igwe batrị nwere ikike dị elu bụ akụkụ bụ isi nke sistemụ nchekwa batrị sodium-ion dum. Mgbe otu afọ na ọkara nke nyocha gasịrị, ndị otu ọrụ ahụ mepụtara ogologo ndụ mbụ nke ụwa, mpaghara okpomọkụ obosara, nchekwa dị elu 210Ah sodium-ion batrị nchekwa ike. "Site n'echiche nke arụmọrụ, ụdị batrị sodium-ion anyị nwere uru nke mpaghara okpomọkụ na-arụ ọrụ sara mbara, ngwa ngwa ngwa ngwa na ọtụtụ ihe dị mma, a pụkwara ịgbanye ya na 90% na nkeji 12," ka Hu Yongsheng, onye nchọpụta na Institute of Physics, Chinese Academy of Sciences kwuru.
Dị ka isi oru sonyere na oru ngo, na SouthGrid Energy Nchekwa Company Energy Nchekwa Research Institute na lithium batrị ike nchekwa usoro mwekota na nchekwa mgbochi na njikwa na ubi nwere a akụ nke nnyocha ahụmahụ, ibido mba isi nnyocha na mmepe mmemme "lithium-ion batrị nchekwa nchekwa usoro ndụ okirikiri ngwa nke nchekwa teknụzụ". "Ọ bụ ezie na ụkpụrụ mmeghachi omume nke batrị sodium na lithium dị otú ahụ, mmepe nke usoro nchekwa nchekwa ike zuru ezu nke na-ejikọta njirimara ịchaji na ịchafụ nke batrị sodium chọrọ imeri ọtụtụ ihe ịma aka ọhụrụ," ka Li Yongqi, ọkachamara ọkachamara si SouthGrid Energy Storage Company kwuru, na mmetụta uche.
N'iji ntinye usoro ahụ dị ka ihe atụ, ndị otu a na-emepụta ihe ọhụrụ na-eji usoro nchekwa nchekwa ike nkesa dabere na nnukwu voltaji nke batrị sodium-ion, na usoro ahụ dum na-ejikọta 88 modular converters, na-aghọta "akwụkwọ ozi otu na otu" na ụyọkọ batrị, ebe omenala nkesa nkesa nke lithium-ion ike nchekwa usoro kwesịrị ka 40te karịa karịa. Ebumnobi ozugbo nke okpukpu abụọ nke ndị ntụgharị bụ iji mee ka nnweta ikike na nrụpụta ike ngbanwe. Ntughari ike zuru oke nke sistemụ nchekwa batrị sodium a karịrị 92%, ebe batrị lithium na-adịkarị obere karịa 90%, nke a na-atụ anya na ọ ga-emeju ma dochie batrị lithium nke ọma, ma tinye ya na nchekwa nchekwa ike elektrọnịkị, ụgbọ ala eletrik, igwe ihe owuwu na mpaghara ndị ọzọ.
N'ihe gbasara mgbochi na njikwa nchekwa, ndị otu ahụ ewepụtala usoro njikwa ọkụ maka sistemu mmiri jụrụ oyi yana usoro mgbochi ọkụ na teknụzụ njikwa zuru oke maka sistemụ nchekwa batrị sodium-ion, dị ka ihe mgbochi okpomọkụ nke ọkwa modulu na ọkụ ọkụ dị elu.
A na-achịkwa ihe dị iche na ọnọdụ okpomọkụ n'etiti ihe karịrị 22,000 sodium batrị sel n'ime usoro dum n'ime ogo 3 Celsius. Ojiji nke ma ikposa ọkụ na ihe mgbochi ọkụ na-agba ọsọiko eriri airgel blanketịdị ka ihe mgbochi thermal n'etiti isi eletriki, batrị monomer thermal runaway na-agbasa oge site na nkeji 30 ruo awa 2, gbasaa ruo ugboro 4, na-eme ka nchekwa nke modul batrị dịkwuo mma.
Ndị otu ahụ mepụtara mmiri mmiri nitrogen na-emenyụ ọkụ, dị jụụ, teknụzụ mgbochi ọchịchị, nwee ike imenyụ ọkụ batrị mbụ n'ime 5 sekọnd, ime awa 24 na-enweghị mgbanye na mgbawa. "The ugbu a lithium na sodium ume technology na-akwalite mmelite mma nke onye ọ bụla ọzọ àgwà doro anya, a set nke sodium-ion batrị ike nchekwa usoro nnyocha na bara uru mmiri mmiri nitrogen oru oma ọkụ emenyụ, jụrụ, mgbochi ọchịchị technology site lithium-ion batrị ike nchekwa usoro ndụ okirikiri ngwa nke nchekwa technology mgbanwe ngwa na lithium, sodium ike nchekwa usoro mmekọrịta maka oge mbụ na injinịa ngwa kwuru, "LiYongQi kwuru.
January 28, 2024, site na Chinese Academy of Engineering Jiang Jianchun academician, Chinese Academy of Sciences, Cheng Shijie academician, Zhang Yue academician, European Union Academy of Sciences Sun Jinhua academician na ndị ọkachamara ndị ọzọ nke China Machinery Industry Federation Appraisal Committee on the results of the project to make a review of the appraisal: the n'ozuzu ike nkà na ụzụ nchekwa batrị sodium nke "10 ike batrị nke usoro nchekwa nchekwa sodium" ndị otu oru ngo mepere emepe nọ na ọkwa mba ụwa.
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