LFP vs Bateri ya NMC: Kwibira Byimbitse Kubika Ingufu zikoreshwa

Isoko ryo kubika ingufu riratera imbere, riterwa no gukenera imiyoboro ihamye, guhuza ingufu zishobora kongera ingufu, hamwe n’ibisubizo by’ingufu. Intandaro ya sisitemu nyinshi yo kubika ingufu za batiri (BESS) iri mu buhanga bwa lithium-ion, hamwe na Lithium Iron Phosphate (LFP) na Nickel Manganese Cobalt (NMC) aribwo buryo bwa chimisti ebyiri zizwi cyane.

Guhitamo chimiya ikwiye ni icyemezo gikomeye kumushinga uwo ariwo wose wo kubika ingufu, bigira ingaruka kumikorere, umutekano, igihe cyo kubaho, nigiciro. Mugihe LFP na NMC byombi byagaragaye ko byanditse, ibimenyetso byihariye bituma bakora muburyo butandukanye mububiko bunini bwo kubika ingufu.

Iyi ngingo iragereranya mu buryo burambuye na batiri ya LFP na NMC, yibanda cyane cyane ku kamaro kayo n’imikorere muri sisitemu yo kubika ingufu (ESS).

Gusobanukirwa Ibyingenzi: Batteri ya LFP na NMC ni iki?

LFP na NMC byombi ni ubwoko bwa bateri ya lithium-ion, bivuze ko ibika kandi ikarekura ingufu binyuze mu kugenda kwa ioni ya lithium hagati ya electrode nziza (cathode) na electrode mbi (anode). Itandukaniro ryibanze riri mubintu bya cathode.

LFP (Lithium Iron Fosifate): Koresha LiFePO4 nkibikoresho bya cathode. Iyi miterere izwiho gushikama kudasanzwe.
NMC (Nickel Manganese Cobalt): Koresha uruvange rwa nikel, manganese, na cobalt oxyde mubice bitandukanye (urugero, NMC 111, 532, 622, 811) nka cathode. Muguhindura igipimo, abayikora barashobora guhitamo ibintu bitandukanye nkubucucike bwingufu cyangwa ubuzima bwinzira.

Noneho, reka tubagereranye dushingiye kumpamvu zikomeye zikoreshwa mububiko bwingufu.

Ibipimo byingenzi byerekana imikorere: LFP vs NMC muri ESS

Iyo usuzumye bateri ya BESS, ibipimo byinshi bya tekiniki bifata icyiciro hagati.

Umutekano

LFP: Mubisanzwe bifatwa nkumutekano kubera imiterere ya olivine imbere. Inkunga ya PO muri LiFePO4 irakomeye kuruta ibyuma-oxyde ya NMC, bigatuma idakunda guhunga ubushyuhe ndetse no mubihe bigoye nko kwishyuza cyane cyangwa kwangirika kumubiri. Uyu mutekano wihariye ninyungu nini kuri sisitemu nini yo kubika ingufu zihagaze aho umutekano ariwo wambere.

NMC: Mugihe hari byinshi byahinduwe, bateri ya NMC, cyane cyane vari-nikel nyinshi, ntabwo ihagaze neza cyane kurenza LFP kandi irashobora guhura nubushyuhe bwumuriro niba idacunzwe neza. Sisitemu yo gucunga neza Bateri (BMS) hamwe nubuyobozi bwumuriro nibyingenzi mukurinda umutekano wa NMC.

[Ingingo yibanze kuri ESS]:Kububiko buhagaze, umwirondoro wumutekano wa LFP ninyungu zingenzi, birashoboka koroshya igishushanyo cya sisitemu no kugabanya ibiciro remezo byumutekano ugereranije na NMC.

Ubuzima bwa Cycle

LFP: Mubisanzwe bitanga ubuzima burebure ugereranije na chimisties nyinshi za NMC. Batteri ya LFP irashobora kwihanganira ibihumbi n'ibihumbi byuzuza ibicuruzwa (urugero, 6,000+ cycle kuri 80% DOD) hamwe no kwangirika kwinshi. Uku gukomera guterwa nuburyo butajegajega bwa kirisiti hamwe no guhangayikishwa cyane no gusiganwa ku magare.

NMC: Ubuzima bwikiziga buratandukanye cyane bitewe nuburyo bwihariye bwa NMC (urugero, nikel yo hepfo ya nikel nka NMC 111 irashobora kugira igihe kirekire kuruta nikel NMC 811). Mugihe bimwe mubikorwa bya NMC bigera kubuzima bwiza bwinzira, LFP muri rusange ifata umwanya wibisabwa bisaba gusiganwa ku magare cyane mu myaka myinshi, ibyo bikaba bisanzwe mububiko bwa gride-nini yo kubika no kugenzura inshuro.

[Ingingo yibanze kuri ESS]:Ubuzima burebure bwigihe kirekire busobanurwa neza nigihe kirekire cyo gukora kuri ESS, kugabanya igiciro cyose cya nyirubwite mugihe umushinga uzamara. Kwihangana kwa LFP nikintu cyingenzi muburyo bugenda bwiyongera kububiko bwingirakamaro.

Ubucucike bw'ingufu (Wh / kg & Wh / L)

LFP: Ifite ingufu nkeya ugereranije na NMC nyinshi. Ibi bivuze ko bateri ya LFP izaba iremereye kandi nini kuruta bateri ya NMC ifite ingufu zimwe.

NMC: Itanga ingufu nyinshi, cyane cyane nikel nyinshi (nka NMC 811). Ibi biranga bihabwa agaciro cyane mubisabwa aho umwanya nuburemere ari ingenzi, nkibinyabiziga byamashanyarazi (EV) kugirango bigere kure.

[Ingingo yibanze kuri ESS]:Nubwo ari ingenzi, ubwinshi bwingufu nyinshi ntibikenewe cyane kubika ingufu zihagaze (BESS) ugereranije na porogaramu zigendanwa (EV). Mubikorwa byinshi bya gride-nini cyangwa ubucuruzi bwubucuruzi, umwanya uhari ntushobora kuba imbogamizi ugereranije n’imodoka, bigatuma ingufu za LFP nkeya zitagabanuka. Umutekano nubuzima bwinzira akenshi bifata umwanya wambere.

Igiciro

LFP: Mubisanzwe bifite igiciro gito cyo gukora bitewe nubwinshi nigiciro gito cyicyuma na fosifate ugereranije na nikel na cobalt. LFP ikunze kutagira cobalt, irinda ihindagurika ryibiciro hamwe n’imyitwarire ijyanye no gucukura amabuye y'agaciro.

NMC: Bikunda kuba bihenze, ahanini kubera ihindagurika ryibiciro bya nikel na cyane cyane cobalt. Igiciro cyihariye giterwa na Ni: Mn: Co ratio.

[Ingingo yibanze kuri ESS]:Ikiguzi-cyiza ningirakamaro muburyo bunini bwo kohereza ingufu. LFP igiciro cyambere cyambere hamwe nigihe kirekire cyubuzima bigira uruhare mugiciro cyo hasi cyo kubika (LCOS), bigatuma ubukungu bukurura imishinga myinshi BESS.

Ubushobozi bw'imbaraga (C-igipimo)

LFP: Irashobora gutanga ubushobozi bwiza bwimbaraga, ibereye murwego rwo kwishyuza / gusohora. Mugihe atari buri gihe cyateganijwe kuri C-igipimo cyinshi cyane (> 5C), LFP ikora neza kubisanzwe B-C-igipimo (urugero, 0.5C kugeza 2C) isabwa murwego rwo kuringaniza imizigo, kogosha impinga, ndetse no kugenzura inshuro nyinshi.

CM

[Ingingo yibanze kuri ESS]:Chimisties zombi zishobora kuzuza imbaraga zisabwa muri BESS nyinshi. Igipimo cyihariye cya C gikenewe giterwa na porogaramu (urugero, kugenzura inshuro zikenera C-igipimo cyinshi kuruta kogosha).

Ubushyuhe

LFP: Mubisanzwe ikora neza kandi ihagaze neza mubushyuhe bwinshi ugereranije na NMC, yoroshya imicungire yubushyuhe mubidukikije. Nyamara, imikorere ya LFP irashobora kugabanuka vuba kurusha NMC kubushyuhe buke cyane.

NMC: Itanga imikorere myiza kubushyuhe buke cyane kuruta LFP. Nyamara, ku bushyuhe bwinshi, ibyago byo guhunga ubushyuhe ni byinshi, bisaba sisitemu yo gukonjesha ikomeye.

[Ingingo yibanze kuri ESS]:Ibipimo byubushyuhe bwibidukikije ni ngombwa. Chimisties zombi zisaba sisitemu yo gucunga neza ubushyuhe (gushyushya no gukonjesha) kugirango ikomeze gukora neza nigihe cyo kubaho, ariko ibisabwa byihariye birashobora gutandukana.

LFP vs NMC: Imbonerahamwe yo Kubika Ingufu

Porogaramu ikwiranye no kubika ingufu

Ukurikije ibiranga, LFP na NMC basanga ibibanza byabo mumasoko yo kubika ingufu:

LFP mu Kubika Ingufu:

Ububiko bwa Grid-Scale: Guhitamo byiganje kubera umutekano mwinshi, ubuzima burebure bwigihe kirekire, nigiciro gito, bigatuma biba byiza kuringaniza imizigo, guhuza ingufu zishobora kongera ingufu, hamwe no kongera ingufu.

Ubucuruzi & Inganda (C&I) BESS: Bikunzwe cyane kogosha impinga, igihe-cyo-gukoresha neza, hamwe nimbaraga zo gusubira inyuma aho umutekano nigihe cyo kubaho ari urufunguzo.
Umuturirwa ESS: Kwiyongera cyane kuri sisitemu ya batiri yo murugo kubera umutekano, kuramba, hamwe nigiciro cyo kugabanuka, akenshi bigahuzwa nizuba PV.
Sisitemu ya UPS: Gusimbuza aside-aside muri porogaramu nyinshi zidacogora zitangwa kubera ubuzima burebure nuburemere bworoshye.

NMC mu Kubika Ingufu:

Mugihe LFP iyoboye mububiko bwihariye bwabigenewe, NMC irashobora kuboneka, cyane cyane muri sisitemu ishyira ingufu nkeya hejuru yingufu cyangwa ikorera mubihe bikonje cyane aho imikorere yubushyuhe buke ari akarusho.

Porogaramu zihariye zisaba imbaraga zidasanzwe cyane zishobora nanone gutekereza kuri NMC, nubwo imbaraga nyinshi za LFP zigenda zitera imbere.

Ni ngombwa kumenya ko uko ibiciro bya NMC bigabanuka kandi umutekano / ubuzima ukabaho neza, birashobora kugarura ubutaka mubice bimwe BESS.

Umwanzuro: Guhitamo Chimie ikwiye kumushinga wawe wa ESS

Mu rwego rwo kubika ingufu, guhitamo hagati ya LFP na NMC ya chimie ya batiri birashya kugirango ushire imbere ibintu bitandukanye ukurikije ibisabwa byihariye bisabwa.

LFP kuri ubu ifite inyungu zikomeye ku isoko ryo kubika ingufu zihagaze kubera umutekano wacyo bwite, ubuzima burebure bwigihe kirekire, hamwe nigiciro cyinshi, bigatuma ihitamo guhitamo gride-nini, C&I, hamwe na BESS yo guturamo.

NMC, hamwe nubucucike bwayo buhebuje, ikomeza kuba ingenzi kubisabwa aho umwanya nuburemere biri hejuru, cyane cyane mubikorwa byimodoka zikoresha amashanyarazi, nubwo ibiranga nabyo bigenda bihinduka.

Kubikorwa byinshi byo kubika ingufu, umutekano ukomeye, kuramba, hamwe nubukungu bwiza bwa bateri ya LFP bituma bakora ikoranabuhanga ryifuzwa. Ariko, gusuzuma witonze umushinga wihariye, harimo igihe gisabwa cyo kubaho, ibidukikije bikora, ingufu zikenewe, na bije, ni ngombwa.

BSLBATT itanga ingufu zokubika ingufu za batiri zikoresha LFP. Ubuhanga bwacu butuma ubona chimie nziza ya batiri hamwe na sisitemu yo kubika ingufu zidasanzwe zikenewe.

Shakisha ibisubizo bya Batiri ya LFP:www.bsl-battery.com/ibicuruzwa/
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Ibibazo Bikunze Kubazwa (Ibibazo)

Q1: Niyihe bateri ifite umutekano, LFP cyangwa NMC, kubika ingufu murugo?

Igisubizo: Batteri ya LFP isanzwe ifatwa nkumutekano kububiko bunini kandi bunini kubera imiterere yimiti ihamye, ibyo bikaba bigabanya ibyago byo guhunga ubushyuhe ugereranije na NMC, cyane cyane mugihe byangiritse cyangwa birenze urugero.

Q2: Kuki bateri za LFP zikoreshwa cyane mububiko bwa gride-nini muri iki gihe?

Igisubizo: LFP ihuza umutekano muke, ubuzima burebure cyane, hamwe nigiciro gito bituma itwara amafaranga menshi kandi yizewe kubikorwa binini, bihagaze bisaba gusiganwa ku magare buri munsi hamwe nigihe kirekire cyo gukora.
Q3: Ubucucike buke bwa LFP bufite akamaro ko kubika ingufu?

Igisubizo: Mugihe bivuze ko sisitemu ya LFP ari nini kandi iremereye kuruta sisitemu ya NMC ihwanye, ibi ntibikunze kuba ingirakamaro kubikorwa bihagaze aho umwanya hamwe nuburemere bitagoranye nko mubikorwa bigendanwa nkibinyabiziga byamashanyarazi.

Q4: Ni irihe tandukaniro risanzwe ryubuzima hagati ya bateri ya LFP na NMC muri BESS?

Igisubizo: Batteri ya LFP mubisanzwe itanga ubuzima burebure cyane (akenshi 6000+ cycle cyangwa imyaka 10+) ugereranije na bateri nyinshi za NMC zikoreshwa muri ESS (zishobora kuva kumyaka 1.000 kugeza 4000 cyangwa imyaka 5-10, bitewe nibigize n'imikoreshereze). Ubuzima bwa kalendari nabwo bugira uruhare.

Q5: Igiciro cya bateri ya NMC kiragabanuka?

Igisubizo: Yego, ibiciro bya batiri murwego rwose biragabanuka, harimo NMC. Nyamara, LFP muri rusange ikomeza inyungu yikiguzi, igice bitewe nigiciro cyibintu (nta cobalt muri LFP) hamwe ninganda zoroheje mubihe bimwe na bimwe.