Wanne ne mai kyau ga lithium mai girma uku da lithium lithium phosphate rayuwa?

2022/04/08

Mawallafi: Iflowpower -Mai Bayar da Tashar Wutar Lantarki

Dangane da baturin lithium-ion, rayuwar batirin gabaɗaya za ta kasance fiye da sau 500, amma saboda bambancin tsarin baturi, zai haifar da rayuwa, kamar lithium mai girma uku da lithium iron phosphate rayuwa ta bambanta, kuma takamaiman rayuwar su Me? Na farko, ka'idar rayuwar baturi lithium-ion na ternary kusan 800 ne, wanda matsakaici ne a cikin batirin lithium ion masu caji, amma idan dogon lokacin da ake fitarwa, ko sau da yawa asara, to rayuwar baturi za ta ragu. A halin yanzu, ana ɗaukar ƙimar rayuwar batir a matsayin 70%; daidai da ainihin halin da ake ciki, bisa ga matakin fasahar baturi mai girma uku na lithium-ion na yanzu, ƙarfin ƙarfin baturin lithium na motocin lantarki gabaɗaya ana amfani da shi shine 260WH / kg, ana ƙididdige shi bisa ga wannan ƙarfin ƙarfin, ƙididdigewa a cikin shekara ta 20,000. kilomita, ana ƙididdige su bisa ga ƙananan caji, rayuwar zagayowar ta kasance aƙalla sau 1000. Idan kun yi amfani da shi, za ku iya amfani da shi a cikin motar lantarki don amfani da shekaru 5 zuwa 8.

A halin yanzu, batirin lithium iron phosphate ion baturi yana kusan rayuwa 2,000. Wannan ingantacciyar lamba ce ta aikace-aikace a cikin santsi na al'ada ƙarami na halin yanzu da yanayin zafi na yau da kullun, amma a lokuta daban-daban, baturin ion baƙin ƙarfe na lithium gaskiya ne. Yawan zagayowar rayuwa ya bambanta.

Wannan yana da mahimmanci a faɗi yadda rayuwar amfani daban-daban take. Na biyu, lithium baƙin ƙarfe phosphate ion baturi rayuwar baturi 1, lithium iron phosphate ion baturi Daidaitaccen yanayin zafin jiki Yin amfani da (1) Ƙananan caja a wannan yanayin, ana amfani da shi a kan kayan lantarki na 3c, phosphoric acid a wannan filin Idan an yi amfani da baturin lithium-ion baƙin ƙarfe. kullum, idan masana'anta alamar baturi yana da ƙarfi, ingancin yana da kyau, yana da mahimmanci fiye da rayuwar hawan keke 2,000; ƙananan masana'antun batirin lithium-ion, ingancin ya ɗan wuce rayuwar zagayowar 1,000. (2) High-magnification barga cajin da fitarwa na amfani da high-magnification sauke aikace-aikace, mafi yawansu su ne ikon irin lithium-ion baturi, mafi yawan aikace-aikace inda aikace-aikace da ake amfani da mota, kamar sababbin makamashi, motocin lantarki, kamun kifi. wutar lantarki na lantarki, da dai sauransu.

Tunda yawancin batirin lithium iron phosphate ion baturi yana aiki a cikin yanayin nauyi mai yawa, yana haɓaka lokacin rage ƙarfin baturi, rayuwar sake zagayowar batir ce mara kyau da aka ƙi, wanda kuma yana iya zama kusan hawan keke 500; karfi lithium baƙin ƙarfe phosphate ions Baturi iri masana'antun, zai zama mafi alhẽri a cikin kayan fasaha da kuma kayan, ingancin baturi zai zama mafi alhẽri, amma madauki rayuwa a kusa da 800 sau. (3) High-magnification rashin zaman lafiya cajin da fitarwa amfani Ina tsammanin cewa lithium iron-ion baturi amfani a cikin wannan harka, da rai zai zama ya fi guntu, 300 hagu da dama an kusan soke. Abubuwan da ba a tabbatar da su ba ana amfani da su a cikin batura, ƙarami lokacin da girma, ƙasa, don haɓaka amfani da baturi.

2. Lithium baƙin ƙarfe phosphate ion baturi high zafin jiki yanayi amfani da lithium baƙin ƙarfe phosphate ion baturi high zafin jiki aiki a halin yanzu ba sosai balagagge, aiki zafin jiki -20 ¡ã C zuwa 125 ¡ã C, wannan zafin jiki kewayon ne theoretical darajar, ainihin aikace-aikace zazzabi kewayon karami ne. (1) Ƙaramin cajin halin yanzu yana da al'ada a cikin wannan filin, idan masana'antun alamar baturi sun fi karfi, ingancin yana da kyau, fiye da rayuwar zagayowar 1000; kananan lithium-ion baturi Manufacturer, ingancin ne kadan fiye da 500 sake zagayowar rayuwa; saboda amfani da zafi mai zafi, yana da girman gaske.

(2) Babban cajin kwanciyar hankali da fitarwa na amfani da yanayin yanayin zafi mai girma tare da fitarwa mai girma, yawancin batirin lithium-ion mai nau'in wutar lantarki, galibi shine aikace-aikacen samar da wutar lantarki ga wadatar motar, batirin lithium-ion mai ƙarfi na gida. manufacturer Electrical Kwayoyin da ake amfani da sabon makamashi motocin, lantarki motocin, kamun kifi jirgin ruwan electromechanical ikon, da dai sauransu Tun da mafi yawan lithium baƙin ƙarfe phosphate ion baturi aiki a high load yanayi, bugun da baturi abu attenuation lokaci, da sake zagayowar rayuwa ne mai kaifi raguwa. , ingancin mara kyau, yana iya zama hawan hawan 300; masana'antun alamar baturi mai ƙarfi, Zai fi kyau a cikin aikace-aikacen fasahar kayan aiki da kayan aiki, kuma ingancin batirin zai fi kyau, amma rayuwar madauki kusan sau 500 ne. (3) Matsakaicin zafin jiki da fitarwa da fitarwa suna amfani da fitarwar zafin jiki mai ƙarfi retroactivity mara aiki mara tsayayye, baturin ya fi lalacewa, rayuwar sabis ɗin madauki ba ta da ƙarfi, kuma an sami gwajin masana'antun batir da yawa, sau 250 zuwa 300, baturi. ana amfani da shi sosai.

Ba za a iya ba. 3, lithium baƙin ƙarfe phosphate ion baturi low zafin jiki yanayi don amfani da ƙananan zafin jiki yanayi ya zama mafi girma fiye da high, a kan halin yanzu kasuwa halin da ake ciki, lithium baƙin ƙarfe phosphate ion baturi a kasa -20 ¡ã C- 40 ¡ã C aiki, rai rai yana ragu sosai. , fitarwa na yanzu kewayon 0.2c zuwa 1C, iyawar fitarwa 50% zuwa 60%, zafin jiki yana da ƙasa, mafi munin fitarwa.

Sabili da haka, yanzu, ƙananan batir phosphate ion batir na aikace-aikacen balagagge ba shi da yawa, yawan zafin jiki daga 20 ¡ã C zuwa 55 ¡ã C, kuma rayuwar sake yin fa'ida shine 300.

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