Nekuenderera kugadziridzwa kwesimba repasi rose chimiro uye nekukurumidza kukura kwesimba rinodzokororwa,kuchengetedza simbatekinoroji iri kuita zvishoma nezvishoma tsigiro yakakosha yekushandurwa kwesimba uye kufambisa budiriro yehupfumi mune ramangwana.
Nhanganyaya kune Energy Storage Battery Technology
▲Kushandura simba, kuchengetedza uye kushandiswa
▲Kurongeka uye Kushandiswa kweEnergy Storage Technologies
▲Mhedziso yeMagetsi Ekuchengetedza Mabhatiri
▲Kushanda musimboti uye kuumbwa kwesimba rekuchengetedza mabhatiri
▲Performance zviratidzo uye inoenderana terminology yemabhatiri ekuchengetedza simba
Simba ndiro simba rakakosha kufambisa nyika uye chinhu chakakosha icho nzanga yevanhu inotsamira pakusimudzira. Kubva pakushandiswa kwemoto kwekutanga kusvika kumagetsi anhasi, kusimukira nekushandiswa kwesimba kwakasimudzira kufambira mberi kwebudiriro uye kwakaumba chimiro chedu chemagariro.
Nekukura kuri kuramba kuchidiwa kwesimba repasi rose uye kukurumidza kuvandudzwa kwesimba rinowanikwazve, tekinoroji yebhatiri rekuchengetedza simba yabuda uye yave mbiru yakakosha yechikamu chesimba. Mabhatiri ekuchengetera magetsi anogona kunyatso chengetedza kupindirana kwesimba sosi semhepo uye solar simba uye kuasunungura panguva dzepamusoro pekuda nguva, kuve nechokwadi kugadzikana kwemagetsi. Tekinoroji iyi haingodzikisi kutsamira pamafuta echinyakare asi inopawo vimbiso dzakakosha dzekuwana yakaderera-carbon uye masisitimu emagetsi asingachinjiki.
Kugadzirwa kwemagetsi ebhatiri rekuchengetedza simba, kubva kumabhatiri eeasidhi ekare{{0}easidhi kusvika kumabhatiri emazuva ano e-lithium-eion, uyezve kusvika kumabhatiri ari kusimukira akasimba-mabhatiri ehurumende-esodium{3}}ari kuramba achipaza mabhatiri etekinoroji. Nekuvandudza kuwanda kwesimba, kuwedzera hupenyu, uye kuwedzera kuchengetedzwa, mabhatiri ekuchengetedza simba aratidza tarisiro yakafara yekushandiswa munzvimbo dzakaita sekuchengetedza simba repamba, chekufambisa, uye mutemo wegridi. Zvinogona kutaurwa kuti simba rekuchengetedza bhatiri tekinoroji haisi chete kiyi kune yazvino simba chimiro shanduko asiwo musimboti weramangwana smart grids uye akagoverwa simba masisitimu.
Lithium{{0}inoenderana nebhatiri rekuchengetedza simba tekinoroji
▲Mamiriro uye kushanda musimboti welithium-mabhatiri eion
▲Lithium-ion bhatiri cathode zvinhu
▲Lithium-ion bhatiri anode zvinhu
▲Lithium-ion bhatiri electrolyte
▲Dhizaini nekugadzira mabhatiri e lithium-ion
Muna 1970, MS Whittingham yeExxonMobil yakagadzira yekutanga lithium-ion bhatiri. Akashandisa titanium disulfide uye metallic lithium seyakanaka uye isina kunaka electrodes, zvichiteerana. Munguva yekuchaja nekuburitsa, simbi lithium inoramba ichidyiwa uye inogadzirwa paiyo negative electrode, nepo titanium disulfide inoramba ichiisa uye inoburitsa lithium ions pane yakanaka electrode. Zvinhu zviviri izvi zvinokwanisa kudzoserwa shure kweupenyu hwebhatiri rese, zvichibva zvagadzira yechipiri lithium-ion bhatiri ine voltage ye2V. Muna 1982, RR Agarwal naJR Selman veIllinois Institute of Technology vakaona kuti lithium ions ine simba rekupindirana kuita graphite, maitiro ari kukurumidza uye anodzoreka...Kubva payakatanga, lithium yakatanga,{1} kusimukira, nekushanduka-shanduka. Nekuita kwavo kwepamusoro uye kuri nyore, vari kuwedzera kupinda munzvimbo dzakasiyana-siyana, kubva kuzvigadzirwa zve3C zvakaita senharembozha nematableti kusvika kumagetsi emagetsi akadai semotikari dzemagetsi nenzvimbo dzakakura-dzekuchengetedza magetsi senge photovoltaics uye simba remhepo, zvinokanganisa hupenyu hwevanhu.
Chii chinonzi bhatiri?
▲Nhoroondo yeBattery Development
▲ Nhanganyaya yeLithium-Mabhatiri eion
▲Zvimiro zvelithium-mabhatiri eion
▲zvinhu zvakakosha mumabhatiri e-lithium-
Bhatiri imhando yemagetsi. Manyuko emagetsi anowanzo kupatsanurwa kuva manyuko esimba enyama uye manyuko emagetsi emakemikari. Zvitubu zvesimba remagetsi zvinosanganisira midziyo yekugadzira simba rezuva, thermoelectric magetsi ekugadzira michina, thermal uye hydroelectric jenareta, nezvimwewo; nepo makemikari manyuko emagetsi achireva midziyo yekugadzira magetsi inogona kushandura zvakananga simba remakemikari kuita simba remagetsi, ndiko kuti, mabhatiri emakemikari mupfungwa, kana kungoti mabhatiri.
Mabhatiri masisitimu ashanduka muzvizvarwa zvina: mabhatiri e lead{{0}asidhi, nickel-cadmium mabhatiri, nickel-metal hydride mabhatiri, uye lithium{3}}mabhatiri eion. Kuita kwebhatiri kwakaramba kuchivandudza, uye kunzwisisa kwevanhu kwemabhatiri masisitimu kwakadzika. Parizvino, mabhatiri elithium-ioni ndiwo anonyanya kushanda uye ane simba-rinoshanda zvakanaka rechargeable bhatiri system, inomiririra huwandu hwepamusoro hwetsvakiridzo nehunyanzvi hwemabhatiri evanhu.
Tsvagiridzo uye Kuvandudza Nhoroondo yeLithium Iron Phosphate Zvishandiso
▲Kuvandudza nhoroondo ye lithium iron phosphate zvinhu
▲Patent mamiriro e lithium iron phosphate
▲ Zvidzidzo zvemaitiro uye maitiro e lithium iron phosphate zvinhu
Lithium iron phosphate (LiFeP, LFP, inozivikanwawo selithium iron phosphate kana lithium iron phosphate) chinhu checathode chinoshandiswa mu lithium-mabhatiri eion. Inoratidzwa nekushaikwa kwezvinhu zvakakosha zvakaita secobalt uye nickel, mitengo yakaderera yezvinhu, uye kuwanda kwephosphorous, lithium, uye zviwanikwa zvesimbi muEarth crust, izvo zvinogona kusangana nemusika zvinodiwa zvinodarika miriyoni imwe yematani pagore. Sechinhu che cathode, lithium iron phosphate ine ine mwero inoshanda voltage (3.2V), yakakwirira chaiyo simba (170mA · h / g), yakakwirira yekuburitsa simba, kukurumidza kuchaja kugona, hupenyu hurefu hwekutenderera, uye kugadzikana kwakanaka pasi pekushisa kwakanyanya uye kupisa kwakanyanya.
Zvigadzirwa zvekugadzira zvinoshandiswa mukugadzira lithium iron phosphate zvinhu
▲Equipment Equipment Zvinodiwa:;Mixing Equipment;Drying Equipment;Sintering Equipment,;Crushing Equipment; Screening Equipment; Nitrogen Jenareta; Packaging Equipment.
Kana lithium iron phosphate (LFP) cathode zvinhu zvichishandiswa mukugadzira lithium-ion bhatiri, zvinodiwa pakuchena kwayo, chikamu, uye kusachena kwayo zvinoomesera. Semuenzaniso, kana iyo oxidation℃ye divalent iron muLFP inosvika 1%, iyo chaiyo kugona inogona kuderera neinopfuura 30%. Izvi zvinodaro nekuti iyo ichangobva kugadzirwa trivalent simbi inopfeka pamusoro peLFP, ichigadzira reactive layer inodzivirira kumwe kuita kwemukati. Kana LFP yatove neoxidized, inotevera yekudzikisa nzira haigone kuburitsa LFP nekuti iyo lithium ions mune yakasvibiswa yakatorasika.
Kugadzirira kwe lithium iron phosphate zvinhu neferrous oxalate nzira
▲Synthesis musimboti
▲Main synthetic raw materials
▲Synthesis maitiro
▲Kuitwa kwezvinhu zvekugadzira
Maitiro ekugadzira lithium iron phosphate uchishandisa ferrous oxalate seyakagadzirwa inonzi ferrous oxalate nzira (kana kungoita ferrous nzira). Parizvino, iyo ferrous oxalate nzira ndiyo inonyanya kushandiswa uye nzira muChina, ine inopfuura hafu yevagadziri vepamba vanoishandisa. Mabhenefiti ayo makuru ndeemitengo yakaderera yezvinhu, maitiro ari nyore, uye kudzora kuri nyore kwezviyereso zvemukati.
Kugadzirira kwe lithium iron phosphate zvinhu nekuderedza carbothermal
▲Synthesis musimboti
▲Main synthetic raw materials
▲Synthesis maitiro
▲Kuitwa kwezvinhu zvekugadzira
Pakati pevagadziri vanogadzira lithium iron phosphate (LiFePO4) zvinhu, iyo carbothermal kuderedza nzira ikozvino ndiyo yechipiri inonyanya kushandiswa tekinoroji mushure meiyo ferrous oxalate nzira. Yayo huru yakasvibirira ndeye ferric iron (Fe2PO4), kusanganisira iron phosphate (Fe2PO4) uye iron oxide (Fe2O3). Panguva yekuita, kabhoni (C) uye carbon monoxide (C2O3) inoderedza ferric iron (Fe2PO4) kune ferrous iron (Fe2+), iyo inobva yapinda mucrystal lattice, ichiita crystal structure ye lithium iron phosphate (LiFePO4).
Kubatsira kweiyo carbothermal kuderedza nzira ndeyokuti oxidation yezvinhu zvakasvibirira hazvidi kutariswa panguva yekugadzirisa; nzira dzakasiyana-siyana dzekusanganisa dzinogona kushandiswa kugadzirisa zviwanikwa kuti zvizadzise inodiwa yekupararira nyika. Chete padanho repamusoro retembiricha apo kabhoni inoderedza ferric iron kuita ferrous iron, kugadzira lithium iron phosphate, nokudaro zita rekuti carbothermal reduction method. Nzira yekudzikisa carbothermal inowana imwe-danho rekudzikisa, inoderedza kubuda kwegasi, uye inobatsira pakuvandudza goho. Panguva imwecheteyo, iyo synthesis process iri nyore uye iri nyore kudzora, zvichitungamira kune kuwedzera nhamba yemakambani anotora iyo carbothermal kuderedza nzira.
Hydrothermal kugadzirira kwe lithium iron phosphate zvinhu
▲Synthesis musimboti
▲Main synthetic raw materials
▲Synthesis maitiro
▲Kuitwa kwezvinhu zvekugadzira
Iyo hydrothermal nzira inzira yakasarudzika yekugadzira lithium iron phosphate cathode zvinhu. Maitiro ayo makuru anoshandisa supercritical hydrothermal system, kunyungudutsa ferrous sulfate, lithium hydroxide, uye phosphoric acid mumvura, kupisa mhinduro kune anopfuura 100 madhigirii munzvimbo yakavharwa kuita yakakwirira-tembiricha, yakakwira{3}}kudzvanywa kwemushonga wemvura. Maitiro anoenderera kuburikidza neion diffusion, ichigadzira lithium iron phosphate crystal particles. Iyo yakachena lithium iron phosphate material yobva yasefa, yoomeswa, uye kabhoni-yakanamirwa kuita lithium iron phosphate/carbon composite.
Zvakajairwa kuyedza uye nzira dzekuongorora dze lithium iron phosphate zvinhu
▲Chemical kuumbwa kwekuongorora uye nzira dzekuyedza yelithium iron phosphate zvinhu
▲Nzvimbo dzekuyedza nzira dzelithium iron phosphate zvinhu
▲Electrochemical performance yekuyedza nzira dzelithium iron phosphate zvinhu
▲Kuongororwa kweKushanda Kwekushandisa kweLithium Iron Phosphate Materials
Kune lithium iron phosphate (LFP) zvinhu, kuyedza ndiyo yakakosha tekinoroji, yakatonyanya kukosha kupfuura synthesis process control. Pasina chaiyo uye yakaringana yekuyedza data, yakagadzikana maitiro mamiriro haagone kuwanikwa, uye nekudaro, akakodzera LFP zvigadzirwa zvinosangana nezvinodiwa zvekushandisa hazvigone kugadzirwa. Kuyedzwa kwakasimba kwezvinhu kwakakosha mukati mekuita kwese kwekugadzira, kubva pakutenga zvigadzirwa uye synthesis kusvika pakupedzwa kwekuongorora kwechigadzirwa. Naizvozvo, chero chikwata chekutsvaga nekugadzira LFP chinofanirwa kuisa simbiso huru pakuvakwa kwehurongwa hwayo hwekuyedza. Kushandisa michina yekuyera yakaoma, nzira dzekuyedza dzakasimba, uye-vashandi vakanyatsodzidzira kuyedza zvinhu zvakakosha kuti kambani ichengetedze chinzvimbo chayo muindasitiri.
Kuongororwa kwezvimwe hunhu hwe lithium iron phosphate zvinhu
▲ Electrochemical performance analysis ye lithium iron phosphate zvinhu
▲ Electron microscopic morphology kuongorora kwe lithium iron phosphate zvinhu
▲Surface simba re lithium iron phosphate zvinhu
▲Kuyerwa kwesimbi kunyungudika mu lithium iron phosphate zvinhu
▲ Spectroscopic maitiro e lithium iron phosphate zvinhu
Mukushandiswa kunoshanda kwe lithium iron phosphate zvinhu, mukuwedzera kune yenguva dzose bvunzo dzekuita, zvinodikanwa zvakare kuyera zvimwe zvivakwa kuti zvipe chirevo chekuongorora kwekuita kwezvinhu uye maitiro ekugadzira bhatiri. Nekufambira mberi kwetekinoroji, mamwe maparameter aimbokwanisa kuyerwa pachishandiswa maseru akazara zvino anogona kutariswa uchishandisa nzira dziri nyore. Semuyenzaniso, kutenderera kuita kwelithium iron phosphate zvinhu, kunyanya kabhoni cycle performance, iko zvino kunogona kuongororwa pachishandiswa masero emari akagadzirwa, zvichirerutsa maitiro ekuyera.
Battery kugadzira tekinoroji uchishandisa lithium iron phosphate zvinhu
▲ Lithium iron phosphate bhatiri system dhizaini dhizaini
▲ Lithium iron phosphate zvinhu slurry kugadzirira tekinoroji
▲Kupfeka kwe lithium iron phosphate slurry
▲ Kutenderedzwa kwe lithium iron phosphate electrodes
▲ Shanduko uye Chikamu
▲Mimwe mienzaniso yekugadzira bhatiri
Kune chero lithium-ion bhatiri, dhizaini yekutanga ndiro basa rekutanga. Basa rekugadzira rinosanganisira kuona magadzirirwo ebhatiri relithium-ion. Sezvo kushanda kwebhatiri kuchinyanya kutsanangurwa nemagetsi, dhizaini ye electrode chinhu chakakosha chekugadzira bhatiri. Izvi ndezvechokwadiwo kune lithium iron phosphate mabhatiri.
Nzvimbo huru dzekushandisa dze lithium iron phosphate mabhatiri
▲ Zvikumbiro zve lithium iron phosphate mabhatiri mumagetsi ekufambisa midziyo
▲ Zvishandiso zve lithium iron phosphate mabhatiri mune simba rekuchengetedza simba rekupa
▲ Zvishandiso zve lithium iron phosphate mabhatiri mumagetsi maturusi
▲ Zvishandiso zve lithium iron phosphate mabhatiri
Lithium iron phosphate (LFP) ndiyo cathode material yelithium-mabhatiri eion, uye chakanakira kuchengetedzeka kwayo kukuru. Izvo zvakare zvine zvakanakira kuti lithium manganese oxide uye nickel-manganese-cobalt ternary zvinhu zvinoshaikwa, zvakaita sehupenyu hurefu hwekutenderera, mutengo wakaderera, uye yakawanda mbishi masosi. Mabhatiri eLFP ane magetsi akatsiga, magetsi ari pakati nepakati, anofambirana nemagetsi eelectrolyte, haasi-chepfu, haana ndangariro, uye haasvibise nharaunda. Simba ravo chairo rinokwanisa kusvika 100–130 Wh/kg, inova 0.3–5 peyeyeroad{{11}mabhatiri aneasidhi uye ka1.5 kupfuura enickel{13}}metal hydride mabhatiri. Tichifunga nezvayo akawanda mabhenefiti, inoonekwa seyakanakira bhatiri kumotokari dzemagetsi, mhepo uye solar kuchengetedza simba, uye akachengeteka mabhatiri ekuchengetedza ekushandisa pamba.
Outlook for Other Cathode Materials for Lithium-ion Batteries
▲Lithium vanadium phosphate cathode zvinhu -
▲ Lithium manganese phosphate cathode zvinhu
▲ Lithium iron silicate cathode zvinhu
▲ Lithium iron borate cathode zvinhu
▲Lithium-yakapfuma yakaturikidzana yecathode zvinhu
Kubuda kwezvinhu zvelithium iron phosphate (LFP) kwakaisa hwaro hwesainzi hwekushandisa kwakapararira{{0}mabhatiri erithium-akakura.
Sezvinozivikanwa, kuchengetedzeka kwemabhatiri e-lithium-yagara iri nyaya huru uye yakakosha inorambidza kusimukira kweindasitiri. Kunyangwe munyika dzakabudirira dzine zvinhu zvakatsiga uye midziyo yekugadzira yakaoma, kuchengetedzwa kwemabhatiri e lithium-hakugone kuvimbiswa zvizere. Tichifunga nezve yazvino yakadzikira yelithium{4}}iyo bhatiri rekugadzirisa munyika yangu, LFP inokodzera-kuenderana nemamiriro akaita nyika yangu, inovandudza kuchengetedzwa kwebhatiri zvakanyanya.