Ci gaban bincike kan fasahar dawo da fasaha don fasahar dawo da baturi phosphate sharar gida

著者：Iflowpower – Lieferant von tragbaren Kraftwerken

A cikin 2010, ƙasata ta fara haɓaka sabbin motocin makamashi. A cikin 2014, bullar fashewa ta tashi, 2017 tallace-tallace na kusan motoci 770,000. Bas, bas, da sauransu.

, bisa lithium iron phosphate baturi, tsawon rai yana kusan shekaru 8. Ci gaba da haɓaka sabbin motocin makamashi za su sami fashewar batirin lithium mai ƙarfi a nan gaba. Idan babban adadin batura da aka kawar ba su da ƙudurin da ya dace, zai kawo mummunar gurɓataccen muhalli da sharar makamashi, yadda za a magance baturin sharar gida babbar matsala ce da mutane ke kula da su.

Bisa kididdigar da masana&39;antar batir lithium ta kasata ta nuna, bukatuwar batirin lithium mai karfin gaske a shekarar 2016 shine 41.6GW H, inda LFP, NCA, NCM da LMO nau&39;ikan batirin lithium-ion masu karfi guda hudu suke da 23.9GW · h, bi da bi.

5.5GW · h, 10.5GW · h da 1.

7GW · h, batirin Lifepo4 ya mamaye kashi 57.4% na kasuwa, NCA da NCM manyan nau&39;ikan nau&39;ikan nau&39;ikan nau&39;ikan batirin lithium mai ƙarfi guda biyu sun kai 38.5% na jimillar buƙata.

Sakamakon yawan kuzarin kayan yuan uku, batirin Lithium na Sanyuan na 2017 ya kai kashi 45%, kuma batirin ƙarfe na lithium shine 49% na batirin lithium. A halin yanzu, tsantsar motar fasinja mai amfani da wutar lantarki duk batir lithium iron phosphate ion batir ne, kuma baturin lithium mai ƙarfi na baƙin ƙarfe phosphate shine tsarin batir mafi girma a masana&39;antar farko. Don haka, lokacin ƙaddamar da batirin ion iron phosphate na lithium zai fara iso.

Sake yin amfani da batirin sharar gida na LifePo4 ba zai iya rage yawan matsalolin muhalli da yawan sharar gida ke haifarwa ba, amma zai kawo fa&39;idar tattalin arziki mai yawa, wanda zai ba da gudummawa ga ci gaban ci gaban masana&39;antu baki ɗaya. Wannan labarin zai warware manufofin ƙasar a halin yanzu, mahimmancin farashin sharar gida, batir LifePo4, da dai sauransu. A kan wannan, nau&39;ikan sake yin amfani da su, hanyoyin sake amfani da su, electrolyte, electrolyte, electrolyte, electrolyte and korau electrode kayan, da koma zuwa ma&39;aunin dawo da wadatar bayanai don batir LIFEPO4.

1 Manufar Sake amfani da baturi Tare da haɓaka masana&39;antar batirin lithium-ion ta ƙasata, ingantaccen sake amfani da batir ɗin da aka yi amfani da shi matsala ce mai lafiya wacce masana&39;antar za ta iya ci gaba da haɓakawa. Sanarwa na "Tsarin Ci gaban Masana&39;antar Motoci da Sabon Makamashi (2012-2020)" an ambata a sarari cewa haɓaka matakin amfani da batirin lithium mai ƙarfi da sarrafa dawo da shi, haɓaka hanyar sarrafa batirin lithium mai ƙarfi, jagorar sarrafa batirin lithium Kamfanin yana haɓaka sake yin amfani da batir sharar gida. Tare da karuwar matsalar farfadowar batirin lithium mai ƙarfi, ƙasashe da wurare sun ba da sanarwar haɓaka manufofin da suka dace, ƙa&39;idodi da sa ido kan masana&39;antar sake yin amfani da su a cikin &39;yan shekarun nan.

Muhimman manufofin ƙasar game da sake amfani da baturi a cikin ƙasa an nuna shi a cikin Tebur 1. 2 Waste LifePO4 Baturi Maimaita Muhimman Sake Tsarin Batir Lithium Ion Gabaɗaya ya haɗa da ingantacciyar lantarki, gurɓataccen lantarki, electrolyte, diaphragm, matsuguni, murfin, da makamantansu, inda ingantaccen kayan lantarki shine ainihin baturin lithium ion, kuma ingantaccen kayan lantarki ya ƙidaya sama da 3% na baturi. Tebu na 2 shine kayan batch na 5A · h rauni LifePO4 batir a lardin Guangdong (1% m abun ciki a cikin tebur).

Ana iya gani daga Table 2, lithium tabbatacce electrode phosphate, da korau graphite, da electrolyte, diaphragm ne mafi girma, jan karfe tsare, aluminum tsare, carbon nanotubes, acetylene baki, conductive graphite, PVDF, CMC. Bisa ga tayin gidan yanar gizo mai launin Shanghai (29 ga Yuni, 2018), aluminum: 1.4 miliyan yuan / ton, jan karfe: 51,400 yuan / ton, lithium iron phosphate: 72,500 yuan / ton; bisa ga cibiyar ajiyar makamashi ta ƙasata da cibiyar sadarwar baturi A cewar rahotanni, kayan lantarki mara kyau na graphite shine (6-7) miliyan / ton, farashin electrolyte shine (5-5.

5) miliyan / ton. Babban adadin kayan, farashi mai girma, shine muhimmin sashi na sake yin amfani da batura da aka yi amfani da su a halin yanzu, kuma an sake yin amfani da maganin don yin la&39;akari da fa&39;idodin tattalin arziki da fa&39;idodin muhalli. 3 Waste LifePO4 Fasaha Sake Sake Material 3.

1 Fasahar Sake amfani da sinadarin hazo a halin yanzu, sinadari mai saurin dawo da ruwa wata hanya ce mai tsauri ta sake yin amfani da batirin sharar gida. Oxides ko gishiri na Li, Co, Ni, da dai sauransu. ana dawo da su ta hanyar hazo tare, sa&39;an nan kuma albarkatun albarkatun kasa.

Ana aiwatar da fom ɗin, kuma hanyar hazo sinadarai hanya ce mai mahimmanci ga farfadowar masana&39;antu na yanzu na lithium cobaltate da baturin sharar gida uku. Game da LiFePO4 kayan, rabuwa da hazo Hanyar da high zafin jiki calcination, alkali rushewa, acid leaching, da dai sauransu, don dawo da mafi tattalin arziki darajar Li abubuwa, da kuma iya lokaci guda mai da karfe da sauran karafa, yi amfani da NaOH alkali bayani narkar da m electrode, don haka The gama aluminium tsare shiga cikin, tace a cikin wani bayani da aka tace a cikin wani bayani da aka tace a cikin wani bayani da aka tace a cikin wani bayani na Acid OH. don samun Al (OH) 3, da dawo da Al.

Ragowar tace shine LiFePO4, wakili na carbon baki da LiFePO4 abu mai rufi carbon, da dai sauransu. Akwai hanyoyi guda biyu don sake yin amfani da LifePO4: Hanyar da ake amfani da ita don narkar da slag tare da hydrogen sulfuric acid don narkar da slag tare da hydroxide, don haka da bayani a cikin Fe2 (SO4) 3 da Li2SO4, da tacewa bayan rabuwa na carbon impurities an daidaita shi tare da NaOH da ammonia ruwa, da farko yin baƙin ƙarfe Fe (OH2) presid Na&39;ura bayani presid 3 bayani. Li2CO3; Hanyar 2 dogara ne a kan FEPO4 microolysis a cikin nitric acid, narke tabbatacce electrode abu tace saura tare da nitric acid da hydrogen peroxide, da farko forming da FEPO4 hazo, kuma a karshe hazo a Fe (OH) 3, The saura acid bayani precipitates Li2CO3 ga cikakken Na2CO3 bayani, da kuma Game da precipitate. Li et al [6], dangane da LIFEPO4 a cikin H2SO4 + H2O2 gauraye bayani, Fe2 + ne oxidized cikin Fe3 +, da kuma kafa FEPO4 precipitate tare da PO43-dauri, murmurewa karfe Fe da rabu daga Li, kara dangane 3LI2SO4 + 2NA3PO4 → 3NA2SO4 + 2Li3pa, 3NA2SO4 + 2Li3pa, samar da precipitation gane dawo da karfe Li.

The oxidizing abu ne mafi sauƙi narkar da a cikin HCl bayani, WANG, da dai sauransu, da LiFePO4 / C gauraye abu foda ne calcined a 600 ° C, tabbatar da cewa ferri ions ne gaba daya oxidized, da solubility na LiFePO4 an narkar da a acid, da dawo da Li ne 96%. Recycled LifePO4 bincike Bayan samun precursor FePO4 · 2H2O da Li source, synthesizing LiFepo4 abu ne mai bincike zafi tabo, ZHENG et al [8] high zafin jiki mafita ga electrode zanen gado, cire dauri da carbon zuwa oxidize LIFEPO4 Fe2 + to Fe3 +, allon The foda samu aka narkar da a cikin daidaitacce acid filt2H, don samun narkar da foda a cikin sulfuric acid. FEPO4 hydrate, da 5 h aka samu a 700 ° C na 5 hours don samun wani FEPO4 dawo da samfurin, da kuma tacewa da aka mayar da hankali tare da Na2CO3 bayani precipitate Li2CO3, da kuma gane karafa.

Maimaituwa. Bian et al. bayan pyrochlorination ta phosphoric acid ta phosphoric acid, ana amfani da shi don samun FEPO4 · 2H2O, kuma a matsayin precursor, Li2CO3 da glucose carbon thermal rage hanya don samar da wani LIFEPO4 / C composite, da Li a dawo da kayan da aka precipitated a LIH2PO4.

, Gane dawo da kayan, sannan amfani. Ana iya amfani da hanyar hazo na sinadarai don haɗawa da ingantaccen dawo da karafa masu amfani, kuma gabatarwar tana buƙatar ƙasa kaɗan kafin ɓata tabbatacce, wanda shine fa&39;idar irin wannan hanyar. Duk da haka, akwai wani abu na LifePO4 wanda ba ya ƙunshi cobalt da sauran karafa masu daraja, hanyar da ke sama sau da yawa yana da tsawo, da kuma yawan haihuwa Haihuwar babban acid da alkali sharar gida ruwa, high dawo da kudin.

3.2 High Zazzabi m lokaci gyara fasahar dangane da lalata inji na LIFEPO4 baturi da cajin da fitarwa halaye na tabbatacce electrode abu, da tsarin da m LIFEPO4 abu ne barga, da kuma asarar aiki Li ne daya daga cikin muhimman abubuwan da baturi iya aiki attenuation, don haka LIFEPO4 abu da aka dauke da za a replenished LI da sauran m hasãra. A halin yanzu, mahimmancin hanyar gyarawa yana da madaidaiciyar zafin jiki mai tsayi don warwarewa da ƙara tushen abubuwan da suka dace.

An warware babban zafin jiki, da kuma amfani da kaddarorin electrochemical na kayan dawowa ta hanyar amurging, ƙarin tushen tushen, da sauransu. Xie Yinghao, da dai sauransu. Bayan watsar da baturin sharar gida, raba ingantacciyar wutar lantarki, bayan mai ɗaure ya zama carbonized ta dumama ƙarƙashin kariya ta nitrogen, phosphate-lithium ƙarfe mai tushe mai kyau.

Adadin FEC2O4 · 2H2O, Li2CO3, (NH4) 2HPO4 da aka tsara Li, Fe, da P molar rabo an ƙara zuwa 1.05: 1: 1, kuma an daidaita abun ciki na carbon na reactant calcined zuwa 3%, 5%. Kuma 7%, ƙara daidai adadin anhydrous ethanol a cikin kayan (600R / min) ball milling for 4 h, da nitrogen yanayi ne warmed zuwa 700 ° C akai zazzabi 24H gasa LIFEPO4 abu na 10 ° C / min.

A sakamakon haka, kayan gyare-gyaren da ke da abun ciki na carbon na 5% yana da mafi kyawun halayen electrochemical, kuma farkon fitarwa na 148.0mA · h / g; 1C a ƙarƙashin 0.1 C shine sau 50, ƙimar riƙewa shine 98.

9%, kuma farfadowar shine Tsarin Magani Duba Hoto 4. Song et al. Yana ɗaukar m lokaci high zafin jiki amfani da madaidaiciyar gauraye LifePo4, lokacin da taro rabo na doped sabon abu da sharar gida kayan ne 3: 7,700 ° C high zafin jiki 8h bayan 8h gyara kayan electrochemical yi yana da kyau.

Li et al. An yi amfani da shi don ƙara Li Source Li2CO3 zuwa kayan LIFEPO4 da aka sake yin fa&39;ida a 600 ° C, 650 ° C, 700 ° C, 750 ° C, 800 ° C a cikin gas ɗin argon / hydrogen. Ikon fitarwa na farko na kayan shine 142.

9mA · h / g, mafi kyawun zafin jiki na gyaran gyare-gyare shine 650 ° C, ƙarfin fitarwa na farko na kayan gyaran gyare-gyare shine 147.3mA · h / g, wanda aka inganta dan kadan, kuma haɓakawa da haɓaka aikin sake zagayowar. Nazarin 都 成, ya bayyana cewa Li2CO3 da aka ƙara da kashi 10% don ɓata ingantaccen kayan lantarki na iya ramawa yadda ya kamata don asarar lithium mai sake sake yin amfani da shi, kuma raguwar kayan bayan kayan gyara shine 157 mA, bi da bi.

H / g da 73mA · h / g, ƙarfin yana kusan babu attenuation bayan hawan keke 200 a ƙarƙashin 0.5C. Ƙarin 20% na Li2CO3 zai haifar da oligants irin su Li2CO3 Meng Li2O yayin aikin gyaran yin burodi, wanda zai haifar da ƙananan tasiri na coulombic.

High zafin jiki m lokaci gyara fasaha kawai in ji wani karamin adadin Li, Fe, P kashi, ba su da wani babban adadin acid-tushe reagent, da sprouting sharar gida acid sharar gida Alkali, da tsari kwarara ne mai sauki, muhalli m, amma tsarki bukatun na dawo da albarkatun kasa ne high. Kasancewar ƙazanta yana rage kaddarorin electrochemical na kayan gyara. 3.

3 High zafin jiki m lokaci farfadowa da fasaha ne daban-daban daga high-zazzabi m zamani alkalami kai tsaye gyara fasaha, da kuma high zafin jiki farfadowa da na&39;ura dabaru za su fara warware da dawo da abu a yi precursor tare da dauki aiki, kuma kowane kashi za a iya sake-crystallized, sa&39;an nan kuma gane da haifuwa na abu. 都 成 等 保 3 极 片 分 3 2 2材料 2 材料 2 2 Kuma babban juzu&39;in shine 25% glucose (bisa ga lithium baƙin ƙarfe phosphate), an sake haifar da LIFEPO4 / C tabbataccen kayan lantarki a 650 ° C, kuma kayan yana cikin 0.1c da 20c kuma rabon fitarwa shine bi da bi.

Yana da 159.6mA · h / g da 86.9mA · h / g, bayan 10C girma, bayan 1000 hawan keke, da damar tafki tafki farfadowa na LIFEPO4 tabbatacce electrode abu ne 91%.

Tare da wallafe-wallafen da ke sama, marubucin wannan labarin ya gudanar da ɓarna na kayan LifePO4 a farkon mataki, "haɗin haɓakar iskar oxygen-carbon-thermal" hanyar farfadowa. Hanyar farfadowa tana da mahimmanci dangane da Co rage FEPO4 da LiOH precursor kira na LiFePO4 kayan don Li3FE2 (PO4) 3 da Fe2O3, yayin da LIFEPO4 oxidation kuma Li3FE2 (PO4) 3 da Fe2O3, sabili da haka, za a dawo da maganin thermal. An cire ingantaccen lantarki daga mai ɗaure kuma yana gane iskar shaka na LIFEPO4.

Kamar yadda regenerative dauki abu, shi ne glucose, a hydrated citric acid, polyethylene glycol, 650--750 ° C high-zazzabi carbon zafi rage farfadowa LIFEPO4, uku rage Dukan farfadowa LIFEPO4 / C kayan ba tare da najasa za a iya samu. High zafin jiki m lokaci farfadowa da fasaha, da dawo dasu LIFEPO4 abu ne oxidized zuwa dauki tsaka-tsaki, da kuma farfadowa LIFEPO4 abu samu ta carbon thermal rage, da kuma abu yana da uniform hadawan abu da iskar shaka da carbon thermal rage thermodynamic tsari, da kuma regenerative abu iya tsara juriya, aiwatar kwarara Simple, amma, kama da high zafin jiki m lokaci gyara kayan aiki, wannan shi ne zama dole kayan aiki a dawo da kayan aiki, kafin a dawo da kayan da kayan aiki, wannan shi ne zama dole kayan aiki. 3.

4 Fasaha Leaching Halittu Fasaha Leaching Halitta A dawo da tsohon baturi, na farko amfani da nickel-cadmium sharar baturi samu cadmium, nickel, iron, Cerruti, da dai sauransu, narkar da, rage sharar nickel-cadmium baturi, dawo da, 100%, bi da bi. Nickel 96.

5%, ƙarfe 95%, narkar da leaching lokaci ne kwanaki 93. XIN et al. Yana amfani da sulfur-sulfide thiobacillus, Caucite-Rotel ƙugiya-gefe karkace kwayoyin cuta da (sulfur + rawaya baƙin ƙarfe ore - sulfur sulfur sulfur) hadawa tsarin don warware LiFepo4, LiMn2O4, LiniXCoyMN1- X-YO2, a cikinsa thiosidide thiobacillus , a cikinsa thiosidide thiobacillus tsarin, kuma shi ne lemun tsami rates a kan LiFePO4. LiMn2O4 a cikin LiFePO4 shine 95%, kuma yawan leaching na Mn shine 96%, kuma an inganta Mn.

Cakudar ta haura kashi 95% na adadin leaching iri ɗaya na Li, Ni, Co, da Mn dangane da Li, Ni, Co, da Mn cikin sharuddan lokaci na kayan. Rushewar Li yana da mahimmanci saboda rushewar H2SO4, kuma rushewar Ni, Co, da Mn shine raguwar Fe2 + da narkar da acid. A cikin fasahar leaching na nazarin halittu, ya kamata a noma da sake zagayowar biofushes, kuma lokacin narkar da leaching yana da tsayi, kuma yayin aikin narkarwar, furen yana da sauƙin kunnawa, yana iyakance fasahar amfani da masana&39;antu.

Don haka, ƙara haɓaka saurin al&39;adar nau&39;ikan, haɓaka saurin ion ƙarfe, da sauransu, haɓaka ƙimar ion ƙarfe. 3.

5 Kunna injina Warware sake yin amfani da sinadarai na fasaha na iya haifar da canje-canje na jiki da sinadarai a cikin matsi na yau da kullun na zafin jiki, gami da canjin lokaci, lahani na tsari, iri, amorphization, ko ma madaidaiciyar halayen. A amfani da shi wajen dawo da baturi mai sharar gida, yana yiwuwa a inganta ingantaccen farfadowa a ƙarƙashin yanayin zafin jiki. Fan et al.

, Yana amfani da baturi cikakke fitarwa a cikin maganin NaCl, kuma LIFEPO4 da aka dawo dashi yana da tsayi na tsawon sa&39;o&39;i 5 ta 700 ° C don cire ƙazantattun kwayoyin halitta. Kunna injina tare da haɗakar kayan dawo da gaurayawan tare da acid ciyawa. Tsarin kunna aikin injiniya yana da mahimmanci don haɗa matakai uku: raguwar girman barbashi, karya haɗin sinadarai, sabon haɗin sinadarai.

Bayan kunna aikin injiniya, an wanke kayan albarkatun da aka gauraya da beads na zirconia tare da ruwa mai tsafta kuma an jiƙa na tsawon minti 30, kuma an motsa filtrate a 90 ° C don ƙafe har sai Li + yana da taro fiye da 5 g / L, kuma pH zuwa 4 na tacewa an daidaita shi tare da 1 mol / L na NaOH bayani. Kuma ci gaba da motsawa har sai maida hankali na Fe2 + ya kasance ƙasa da 4 MG / L, don haka samun babban tacewa. Bayan tacewa, an daidaita maganin lithium mai tsafta zuwa 8, an motsa shi a 90 ° C na sa&39;o&39;i 2, kuma an tattara hazo kuma an bushe shi a 60 ° C don samfurin dawo da Li.

Adadin dawo da Li zai iya kaiwa 99%, kuma an dawo da Fe a FEC2O4 · 2H2O. Adadin dawowa shine 94%. YANG et al.

A karkashin ultrasonic karin amfani, da m electrode abu ya rabu da m electrode foda da sodium ethylenediamine tetracetate (EDTA-2NA), wanda ke amfani da duniyar ball niƙa domin inji kunnawa. Bayan ƙarin leaching na samfurin da aka kunna tare da dilute phosphoric acid, an kammala leaching, kuma cellulose membrane shine injin tacewa tare da fim din acetate, tace ruwa mai dauke da lithium, ions karfe na ƙarfe, Fe, Li a cikin phosphoric acid zai iya kaiwa 97.67%, 94.

29, bi da bi. %. An sake dawo da tacewa a 90 ° C na sa&39;o&39;i 9, kuma ƙarfen Fe ya haɗe a cikin nau&39;i na FEPO4 · 2H2O, Li, kuma an tattara hazo an bushe.

Zhu et al. Ana haɗe shi da lecithin ta hanyar dawo da LiFePO4/C. Bayan an kunna ƙwallon inji ta hanyar sinadarai, ana yin sa&39;o&39;i 4 a 600 ° C a ƙarƙashin AR-H2 (10%) gauraye yanayi, samu (C + N + P) Rufin farfadowa na LifePO4 composite.

A cikin kayan haɓakawa, maɓallin NC da maɓallin PC an rufe su da LiFePO4 don samar da barga mai rufi C + N + P co-clad Layer, kuma kayan haɓakawa kaɗan ne, wanda zai iya rage Li + da kuma hanyar watsawa na LI + da electrons. Lokacin da adadin lecithin ya kasance 15%, ƙarfin kayan haɓakawa ya kai 164.9mA · h / g yayin ƙarancin ƙimar 0.

2c ku. 3.6 Sauran Recycling Solutions - An Electrochemical Recycling Solution Technology Yang Zeheng et al, amfani da 1-methyl-2 pyrrolidone (NMP) don narkar da sharar gida LIFEPO4 (NMP), tattara dawo da LIFEPO4 kayan, murmurewa kayan da conductive jamiái, binders Shiri zuwa electrode da za a gyara, fim da wani karfe bututu da za a gyara, wani karfe bututu da za a gyara.

Bayan caji da yawa da fitarwa, ana shigar da lithium daga gurɓataccen lantarki zuwa kayan lantarki mai kyau, yana yin ingantaccen lantarki daga yanayin lithium zuwa lithically, ya sami tasirin gyarawa. Koyaya, wutar lantarki da aka gyara sannan ana haɗa su cikin cikakkiyar wahalar baturi, yana da wahala a kai tsaye amfani da sikelin. 4 Ci gaban fasahar dawo da maganin Electrolytic.

SUN et al, warware electrolyte yayin amfani da injin pyrolysis don dawo da baturin sharar gida. Sanya rarrabuwar tabbataccen kayan lantarki a cikin tanderun injin, tsarin bai wuce 1 kPa ba, yanayin sanyi na tarkon sanyi shine 10 ° C. An yi zafi da tanderun da zafin jiki a 10 ° C / min, kuma an ba da izini a 600 ° C na minti 30, masu canzawa sun shiga cikin na&39;urar kuma an sanya su, kuma an fitar da iskar da ba ta cika ba ta cikin famfo, kuma a karshe ya tattara ta mai tara gas.

Mai ɗaure da electrolyte an daidaita su ko an yi nazari a matsayin samfurin ƙananan nauyin kwayoyin halitta, kuma yawancin samfuran pyrolysis sune mahadi na fluorocarbon na halitta don haɓakawa da farfadowa. Hanyar hakar kaushi na kwayoyin halitta shine don canja wurin electrolyte zuwa mai cirewa ta hanyar ƙara wani kaushi mai dacewa ga mai cirewa. Bayan hakar, distillation ko juzu&39;i, tattara ko raba maganin electrolytic bayan cire maballin tafasa daban-daban na kowane sashi a cikin samfurin hakar.

Fata na Tongdong, a ƙarƙashin kariya ta ruwa ta nitrogen, yanke baturin sharar gida, cire kayan aiki mai aiki, sanya kayan aiki a cikin kaushi na kwayoyin halitta na wani lokaci don fitar da electrolyte. A hakar yadda ya dace da electrolytic bayani da aka kwatanta, da kuma sakamakon bayyana sanarwar da PC, DEC da DME, da kuma hakar kudi na PC shi ne mafi sauri, da kuma electrolyte za a iya gaba daya ware bayan 2 hours, da kuma PC za a iya akai-akai amfani da mahara sau, wanda zai iya zama saboda m PC tare da manyan electromalities ne mafi conducive na disashe. Supercritical CO2 sake yin fa&39;ida mara sharar lithium ion baturi electrolyte yana nufin aiwatar da maganin electrolytic da aka tallata a cikin wani supercritical CO2 azaman mai cirewa, yana raba diaphragm baturin lithium ion da abu mai aiki.

Gruetzke et al. Yi nazarin tasirin hakar ruwa CO2 da supercritical CO2 akan electrolyte. Game da tsarin electrolyte da ke dauke da LiPF6, DMC, EMC da EC, lokacin da ake amfani da ruwa CO2, yawan farfadowa na DMC da EMC yana da yawa, kuma farfadowa na EC ya ragu, kuma jimlar farfadowa yana da girma lokacin da farfadowa na EC ya yi ƙasa.

A hakar yadda ya dace da electrolytic bayani ne mafi girma a cikin ruwa CO2, da kuma hakar yadda ya dace na electrolyte za a iya samu (89.1 ± 3.4)% (jama&39;a juzu&39;i).

LIU et al, supercritical CO2 cirewa electrolyte hade tare da tsauri hakar bayan farko a tsaye hakar, kuma 85% hakar kudi za a iya samu. Fasahar Vacuum pyrolysis tana dawo da maganin electrolytic don cimma peeling na kayan aiki da ruwa na yanzu, sauƙaƙa tsarin dawowa, amma tsarin dawowa yana da amfani da makamashi mafi girma, kuma yana ƙara warware rukunin kwayoyin fluorocarbon; da Organic sauran ƙarfi hakar tsari za a iya dawo dasu Wani muhimmin bangaren na electrolyte, amma akwai matsala na high hakar sauran ƙarfi kudin, rabuwa wuya da kuma m sprouts, da dai sauransu.; Supercritical CO2 fasaha hakar ba shi da sauran sauran ƙarfi, sauki ƙarfi rabuwa, mai kyau samfurin rage, da dai sauransu.

, baturi ne na lithium ion Ɗaya daga cikin hanyoyin bincike na sake amfani da electrolyte, amma akwai kuma yawan yawan amfani da CO2, kuma wakilin da aka shigar zai iya rinjayar sake amfani da electrolyte. 5 Korau electrode abu dawo da dabaru Bazu daga LIFEPO4 baturi gazawar inji, da mataki na koma bayan tattalin arziki a cikin korau graphite yi shi ne mafi girma fiye da m LiFePO4 abu, kuma saboda da in mun gwada da low farashin da korau electrode graphite, adadin adadin ne in mun gwada da kananan, da dawo da sa&39;an nan tattalin arziki ne rauni, a halin yanzu sake amfani da bincike a kan korau electrode na sharar gida baturi. A cikin mummunan lantarki, murfin jan ƙarfe yana da tsada kuma tsarin dawowa yana da sauƙi.

Yana da babban darajar dawowa. Ana sa ran foda mai graphite da aka dawo dashi don yaduwa a sarrafa baturi ta hanyar gyarawa. Zhou Xu da al, da vibration nuni, da vibration nunin da iska kwarara rarrabẽwa tsari ya rabu da kuma dawo da sharar gida lithium ion baturi korau kayan lantarki.

Tsarin tsari yana jujjuya shi cikin injin fashewar guduma zuwa diamita na barbashi ƙasa da 1 mm, kuma an sanya fashewar akan farantin rarraba gado mai ruwa don samar da madaidaiciyar gado; Buɗe fan ɗin yana daidaita ƙimar iskar gas, ƙyale gadon ƙyalli don gyara gadon, Gadon yana kwance, kuma ruwan farko ya kasance har sai isasshen ruwa, an raba ƙarfe daga abubuwan da ba na ƙarfe ba, inda aka tattara ɓangaren haske ta hanyar iska, tattara mai raba guguwar, kuma ana riƙe da sake haɗawa a ƙasan gadon ruwa. Sakamakon ya bayyana cewa bayan an duba kayan lantarki mara kyau, girman barbashi shine 92.4% a cikin fashewar girman barbashi fiye da 0.

250 mm, kuma matakin toner shine 96.6% a cikin guntun ƙasa da 0.125 mm, kuma ana iya dawo da shi; Daga cikin fashewar 0.

125-0.250mm, da sa na jan karfe ne low, da tasiri rabuwa da dawo da jan karfe da Toner za a iya samu ta hanyar iskar gas ya kwarara. A halin yanzu, da korau electrode ne yafi dogara ne a kan ruwa mai ɗaure, kuma mai ɗaure za a iya narkar da a cikin ruwa bayani, da korau electrode abu da kuma mai tara jan karfe tsare za a iya rabu da sauki matakai.

Zhu Xiaohui, da dai sauransu, sun ɓullo da hanyar yin amfani da na biyu ultrasonic ancillary acidification da rigar dawo da. Ana sanya takarda mara kyau na lantarki a cikin bayani na hydrochloric acid, kuma an raba takardar madaidaicin graphite da foil na tagulla, kuma an wanke mai tarawa, kuma an samu farfadowa.

Ana tace kayan graphite, busasshen, da kuma rarrabuwa don samun ɗanyen samfurin graphite da aka dawo dasu. A danyen samfurin da aka warware a cikin wani oxidizing wakili kamar nitric acid, oxidic acid, cire karfe fili a cikin kayan, da ɗaure, da graphite surface germination functionalized kungiyar, sakamakon a sakandare tsarkakewa graphite abu bayan tattara bushewa. Bayan na biyu tsarkake graphite abu da aka nutsar a cikin wani rage mai ruwa-ruwa bayani na ethylenediamine ko diviniscin, da nitrogen kariya ne thermally warware gyara graphite abu, da modified graphite foda ga baturi za a iya samu.

A korau electrode na sharar gida baturi oyan yin amfani da ruwa bonding, don haka da aiki abu da kuma tattara jan karfe tsare za a iya kwasfa ta hanyar mai sauki hanya, da kuma na al&39;ada dawo da high-darajar jan karfe foils, da graphite abu da aka jefar da shi zai haifar da wani babban sharar gida na kayan. Don haka, haɓaka gyare-gyare da gyare-gyaren fasaha na kayan graphite, fahimtar sake amfani da kayan graphite sharar gida a cikin masana&39;antar baturi ko wasu nau&39;ikan masana&39;antu. 6 Fa&39;idodin tattalin arziƙi na sake yin amfani da bazuwar tattalin arzikin lithium baƙin ƙarfe fosfat ɗin sharar batir dawo da batir yana da matukar tasiri ta farashin albarkatun ƙasa, gami da farashin dawo da batir ɗin sharar gida, farashin ɗanyen carbonate, farashin lithium baƙin ƙarfe phosphate, da sauransu.

Yin amfani da hanyar fasahar sake amfani da rigar da ake amfani da ita a halin yanzu, ƙimar tattalin arziƙin da aka samu ta sharar batir ion phosphate ita ce lithium, kuɗin da aka samu na dawo da ya kai yuan 7800 / ton, kuma farashin dawo da kusan yuan 8,500 ne, kuma ba za a iya juyar da kuɗin da aka samu ba. Farashin sake yin amfani da shi, inda farashin dawo da ƙarfe na phosphate na lithium na kayan kayan asali ya kai kashi 27%, kuma farashin kayan haɓaka shine 35%. Kudin abubuwan da ake amfani da su yana da mahimmanci ciki har da hydrochloric acid, sodium hydroxide, hydrogen peroxide, da dai sauransu.

(sama da bayanai daga haɗin gwiwar baturi da gasar) Di shawarwarin). Yin amfani da hanyoyin fasahar rigar, lithium ba zai iya samun cikakkiyar farfadowa ba (sake dawo da lithium sau da yawa 90% ko žasa), phosphorus, tasirin dawo da ƙarfe ba shi da kyau, kuma yana amfani da adadi mai yawa na abubuwan haɓakawa, da dai sauransu, yana da mahimmanci don amfani da rigar fasaha mai wuyar samun riba Original.

The lithium baƙin ƙarfe phosphate sharar gida baturi yana amfani da high zafin jiki m lokaci hanya gyara ko farfadowa da fasaha hanya, idan aka kwatanta da rigar fasaha hanya, da dawo da tsari ba alkali narkar da ruwa aluminum tsare da acid narkar da tabbatacce electrode abu lithium baƙin ƙarfe phosphate da sauran matakai matakai, don haka adadin amfani da na&39;urorin haɗi ne babba. Rage, da high zafin jiki m lokaci gyara ko regenerative fasaha hanya, high dawo da lithium, baƙin ƙarfe da phosphorus abubuwa na iya samun mafi girma farfadowa da fa&39;ida, bisa ga tsammanin na Beijing Saidmy, ta yin amfani da high zafin jiki gyara dokar bangaren sake amfani da fasaha hanya, za su iya cimma kusan 20% net riba. 7 Lokacin da dawo da abu ne mai hadaddun gauraye dawo da kayan, shi ne dace da dawo da karfe ta hanyar sinadaran hazo hanya ko nazarin halittu leaching fasahar, da kuma sinadaran abu da za a iya sake amfani da, amma game da LiFePO4 kayan, da rigar dawo da ya fi tsayi, Don amfani da karin acid-tushe reagents da warware babban adadin acid-tushe sharar gida ruwa, akwai shortcomings na high dawo da farashin da low tattalin arziki halin kaka.

Idan aka kwatanta da hanyar hazo na sinadarai, gyaran zafin jiki mai yawa da dabarun sabunta yanayin zafi suna da ɗan gajeren lokaci na ɗan gajeren lokaci, kuma adadin reagent na acid-base kaɗan ne, kuma adadin sharar acid ɗin alkali ya ragu, amma ana buƙatar tsarin don warwarewa ko sake haɓaka ƙuduri. Ƙuntataccen ciki don hana kaddarorin sinadaran lantarki na ƙazanta suna ci gaba da shafar kayan. Najasa sun haɗa da ɗan ƙaramin foil na aluminum, foil na jan karfe, da sauransu.

Baya ga matsalar, matsala ce mai sauƙi, kuma an yi nazarin tsarin farfadowa ta hanyar amfani da yawa amma ba matsalar sha&39;awa ba ce. Domin inganta darajar tattalin arziki na batir sharar gida, ya kamata a ƙara haɓaka fasahar dawo da kayan lantarki masu ƙarancin tsada da ƙarancin lantarki, kuma ana haɓaka abubuwa masu amfani a cikin batirin sharar gida don haɓaka farfadowa.