Gbochie mgbanyụ ọkụ ụgbọ ala eletriki batrị lithium ma ọ bụ ngwọta steeti siri ike

Pengarang：Iflowpower – పోర్టబుల్ పవర్ స్టేషన్ సరఫరాదారు

Omenala mmiri mmiri lithium-ion batrị, nke ndị ọkà mmụta sayensị "mkpatụ oche batrị", mkpagharị oche bụ mma na adịghị mma okporo osisi nke batrị, n&39;etiti bụ ihe electrolyte (mmiri). N&39;ime ha, ion lithium na-agba ọsọ na azụ n&39;etiti ogwe abụọ nke ndị na-eme egwuregwu na-arụsi ọrụ ike, a na-emecha usoro nchaji na nkwụsị nke batrị n&39;oge usoro mmega ahụ. Otú ọ dị, usoro a yiri ka ọ na-adọrọ mmasị nwere ihe ize ndụ zoro ezo.

Dị ka ọnụ ọgụgụ na-ezughị ezu si kwuo, ụgbọ ala eletrik ewerela ihe mberede ọkụ 10 na ọkara mbụ nke afọ a. Otu ọkụ na-agbanyụ ọkụ na-achikota nke a, na ebe a na-ahụkarị nke ụgbọ ala ike ọhụrụ bụ ọkụ ọkụ n&39;oge ịchaji. Na mgbakwunye, batrị ga-agbakwa ọkụ mgbe ị na-anya ụgbọ ala ma ọ bụ na-akwụsị.

Nchekwa dị elu, nwere ike iketa batrị lithium-ion mmiri mmiri "Ọnọdụ Jianghu" batrị lithium-ion batrị ihe kpatara batrị lithium ion batrị ga-agbawa, ụfọdụ ndị nyocha, ihe kpatara ya bụ na batrị lithium-ion nke omenala nwere ike ịnwe alaka lithium na nnukwu ugbu a, si otú a na-agbapụ Diaphragm na-akpata mbibi mkpụmkpụ-circuit; electrolyte bụ mmiri mmiri na-emepụta ihe, nke ga-eme ka mmeghachi omume dị n&39;akụkụ, oxidative decomposition, gas, na combustion na-eme na okpomọkụ dị elu. N&39;ime afọ ndị na-adịbeghị anya, obodo agụmakwụkwọ, ụlọ ọrụ ụlọ ọrụ ahụ kwenyere na iji batrị steeti siri ike dị nchebe, dabere na batrị lithium-ion nke mmiri mmiri nwere ike iketa "osimiri na ọnọdụ ọdọ mmiri". "Oge mmiri nke nchekwa ike abịarutela, ụlọ ọrụ nchekwa ike amalitela ito eto, n&39;ụdị teknụzụ nchekwa ike niile, nchekwa batrị kacha emetụta, yana ọ bụkwa ụzọ teknụzụ nchekwa ike kachasị ngwa ngwa.

Batrị lithium-ion steeti siri ike zuru oke bụ ezigbo ọkụ kemịkalụ n&39;ogo. "Prọfesọ Chen Yongyi, mba m Institute of Electrical Research Institute, China. Ndị ọkachamara kwenyere na batrị lithium-ion siri ike zuru oke na-eji electrolytes steeti siri ike dochie electrolyte ọdịnala organic mmiri mmiri, nke a na-atụ anya na ọ ga-edozi nsogbu nchekwa batrị, bụ ike kemịkalụ kacha mma maka ụgbọ ala eletrik na nchekwa nchekwa ike buru ibu.

Beijing Institute of Technology Electric Vehicle Vehicle National Engineering Laboratory, Sun Liqing, kọmitii ọkachamara ụgbọ ala eletriki nke mba m Electric Technology Society, kwuru na ọdịiche dị na batrị lithium-ion siri ike ma e jiri ya tụnyere batrị lithium-ion omenala dị na steeti siri ike nke electrolyte, uru usoro iwu. Ebe ọ bụ na a na-eji batrị lithium ion siri ike na-eji lithium , iko iko nke sodium bụ ihe na-eduzi, na-edochi electrolyte nke batrị lithium ion, na-eme ka ike ike nke batrị lithium ion dịkwuo elu. Site na electrolytes steeti siri ike, ọ nwere ike igbochi ụfọdụ ihe ndị dị na batrị ahụ.

Okwu mmeghe nke ndị ọkachamara, njupụta na nhazi nke batrị lithium ion siri ike na-enye ohere ka ọtụtụ ion teepu na-anakọta ihe karịrị otu njedebe, na-eduzi nnukwu ugbu a, na ịbawanye ikike batrị. Ya mere, n&39;otu ike ahụ, ụda batrị steeti siri ike ga-adị ntakịrị. Ọzọkwa, ebe ọ bụ na enweghi electrolyte na batrị steeti siri ike, nchekwa ahụ ga-adị mfe.

Mgbe ejiri ya na nnukwu akụrụngwa dị ka ụgbọ ala, ọ nweghị ihe ọzọ na-eme ka ọ dị jụụ, njikwa eletrọnịkị, wdg, ọ bụghị naanị na-echekwa ego, kamakwa na-ebelata ibu arọ. Mmepe ahụ ka nọ n&39;okporo ụzọ, ụfọdụ isi okwu ga-agbaji site na ntinye nke electrolytes siri ike n&39;ime batrị lithium-ion, na imebi ịdị adị organic electrolyte dị ugbu a, melite njupụta batrị, ike, oke okpomọkụ, na nchekwa.

Na ndị ọkachamara nke nzukọ, na-aghọta n&39;ezie ihe mgbaru ọsọ ndị a, ka kwesịrị ibu ụzọ dozie nsogbu nke dị electrolyte ihe n&39;onwe ya na electrode interface. Qi Jun, onye osote onye nyocha, ụlọ ọrụ Shanghai Silicate Institute, mba m, kwuru na n&39;ime afọ ndị na-adịbeghị anya, n&39;ime afọ ndị na-adịbeghị anya, ụlọ nyocha ha dị mkpa iji mepụta usoro batrị lithium sulfur site na iji electrolytes siri ike. Mgbe ejiri electrolyte steeti siri ike gbanwee lithium metal, enwere ike imeziwanye nkwụsi ike okirikiri nke batrị ahụ.

Ha na-atụ aro a dual electrolyte usoro lithium sọlfọ batrị echiche, na-eji a siri ike electrolyte nwere a lithium ion conductive ihe onwunwe LAGP usoro, na a obere ego nke mmiri mmiri electrolyte bụ mmiri na nti na-adịghị mma electrolyte, ule pụta nwere ike ịhụ na mbụ mwepu ruru ikike nwere ike na-ebelata ihe karịrị 80% nke usoro iwu ikike, karịsịa n&39;ihe gbasara ikike nke 1% zuru oke, n&39;ihe gbasara ikike na ikike nke 1% zuru oke. mmetụta ụgbọ ala na batrị lithium sulfur mmiri mmiri. Iji dozie nsogbu nchekwa nke batrị ahụ, ha na-agbanye interface a iji hụ na ọ dịghị ebe ọ bụla na-asọpụta na-eme ka electrolyte gbanwee site na polymer, ma nwee ike ịchekwa mmetụta olu n&39;oge okirikiri. Li Liangliang, Associate Prọfesọ, Associate Prọfesọ nke Tsinghua University School of Materials, na-emepe emepe a prototype nke oxide siri ike electrolyte na siri ike-ala lithium-ion batrị, na-eji a atọ akụkụ nti electrode, siri ike electrolyte akpụkpọ ahụ na graphite ibu a ọjọọ electrode, batrị ike njupụta, na nnọọ mma nche, ọtụtụ puku ugboro Idobe cyc 81%.

Afront, Hefei Boao Guoxing Energy Technology Co., Ltd., rụtụrụ aka na laminated nnukwu-ike siri ike polymer lithium-ion batrị ugbu a na-emepe emepe, Ọdịdị dịtụ mfe, ọnụ ọnụ bụ obere, ọ bụghị iji jikwaa usoro, na naanị na usoro mgbe na-achịkọta batrị mkpọ kama yiri.

Site na ụfọdụ electrolytes steeti siri ike, electrolyte mmiri mmiri ọdịnala nwere ike dozie nsogbu nke ntapu batrị na nsogbu nke combustion, melite nchekwa batrị. N&39;ezie, mmepe batrị steeti siri ike ka na-aga n&39;okporo ụzọ, ma a ka nwere ụfọdụ isi okwu ga-agbaji. Ndị ọkachamara na-ekwu na ekwesịrị ịtụle batrị siri ike maka ogologo ndụ, nchekwa, wdg.

Na mgbakwunye, nsogbu dị ka mmetụta olu, nkwụsi ike na ndakọrịta interface n&39;oge ịgba ígwè ogologo oge dịkwa mkpa.