LiFePO4 ni litiyɔmu-Iyɔn: Batiri ɲuman min be se ka mara

N’i ​​be sangara .LiFePO4 ni litiyɔmu -iyɔn batiriwkuran marali poroze dɔ kama, LiFePO4 (litiyɔmu nɛgɛ fɔsifati, walima LFP) ye kemikɛli ye min ka di mɔgɔw ye ka mara yɔrɔ kelen na, tile ɲɔgɔndan, so latanga, jago BESS ani baarakɛcogo fanba minw tɛ -grid kɔnɔ. Litiyɔmu-iyɔn kemikɛli kɔrɔmanw i n’a fɔ NMC ani NCA be to ka kɛ sugandili barikaman ye ni fanga caya ni girinya be fanga sɔrɔ dilan cogo la, i n’a fɔ telefɔni ɲumanw, dronw, ɔridinatɛriw ani mobilifɛn dɔw.

Ɲɛfɔli kelen ka kan ka kɛ sanni ka sangali kɛ: LiFePO4 yɛrɛ ye litiyɔmu-iyɔn simi ye. Ni u y'a fɔ ko "litiyɔmu-iyɔn batiri," u ka teli ka kobaliti- walima nikɛli{5}} ɲagamininw (NMC, NCA, LCO) kɔrɔ fɔ. Nin barokun be baara kɛ ni kumaden "litiyɔmu-iyɔn" ye o kɔrɔ la, k'a sɔrɔ a be LFP minɛ i n'a fɔ litiyɔmu-iyɔn suguya fitinin min be yen tigitigi.Batiri kalansobaa be LFP jate i n’a fɔ litiyɔmu-iyɔn simi min ka tansɔn tɔgɔ ka dɔgɔ ani a ka fanga kɛrɛnkɛrɛnnin ka dɔgɔ ni kobaliti- ɲagaminin seliliw fanba ye.

An ka ɲi k’o sugandi cogo di?

LiFePO4 ka di mɔgɔw ye ka tɛmɛ n’a be baara kɛ ni:

• Loon bɛɛ walima a gɛrɛfɛ-lon o loon nɛgɛso boli saan caaman baara kɔnɔ
• Installation fixe, yɔrɔ min na girinya ni sennayɔrɔ ye filanan ye
• Tile yɛrɛ-dumuni, kunsigi tigɛli, dɛmɛ walima -rezo baara kɔfɛ
• Tasuma-lakanali ani funteni-bɔli sariyaw
• Janya-sɔngɔ min be suma ni sɔngɔ ye baarakɛcogo kelen kelen bɛɛ la, nɔrɔnan sɔngɔ tɛ

Litiyɔmu-iyɔn (NMC, NCA, LCO) min be sɔrɔ, o be kɛ sugandili barikaman ye tuma min na:

• O fɛɛn be ta ni bolo ye walima ka pan, ani garamu kelen kelen bɛɛ be jati .
• Kuran hakɛ min be sɔrɔ, o lo be izini ka dilan cogo lawuli
• O baara ka nɔgɔ ani a be ɲini ka yɛlɛma saan damanin kɔnɔ .

LiFePO4 batiri ye mun lo ye?

Batiri LiFePO4 be baara kɛ ni litiyɔmu nɛgɛ fɔsifati ye k’a kɛ a ka katodi minan ye. O la, a be se ka kɛ ko 3,2 V ɲɔgɔn be yen, ani chargement cut-off be 3,65 V gɛrɛfɛ.

Mun na integrateur be LFP sugandi ka kɛ marayɔrɔ ye:

• Ɲɛnamaya jan - ka teli ka jate 3,000 ka taga se 6,000+ ma ka kɛɲɛ ni ji bɔli dunni ye, funteni ani C-hakɛ
• Funteniba-bɔli daminɛ funteni min be taga ni nikɛli-kemikɛli nafolomanw ye
• Kobaliti-feereyɔrɔ min be sɔrɔ gwansan ani minanw sɔngɔ basiginin lo
• Dɛbɔli pɛtɛnin min be invɛritɛri basiginin ni PCS baara dɛmɛ
• Bɛnkan ni modulari rack-mount ani stacked architectures ye minw be kɛ sigiyɔrɔw ni jagokɛyɔrɔw la

Jagokɛlaw - ye tiɲɛ ye ani u man kan ka dogo:

• Volimɛtiri ni gravimɛtiri fanga hakɛ ka dɔgɔ ni NMC ye .
• Paki girinman kilowati - lɛrɛ kelen kelen bɛɛ la
• Dɔgɔya -funteni hakɛ la k'a sɔrɔ funteni tɛ baara la
• Musakaba min be sɔrɔ seliliw la, o be se ka kɛ setigiya sugu dɔw la, hali ni musaka-per-cycle kelen kelen bɛɛ ka dɔgɔ

Poroze-nivo labɛnni kama, LFP ye simi ye min be fanga la an ka .fanga -LiFePO4 marali fɛɛrɛwnikɛnɛma kabini BESSfɛnw layidu, bari a ka yɛlɛmaniw ka ɲɛnamaya n’u ka lakanali hakɛ be bɛn ni garanti sariyaw ye jagokɛlaw be minw ɲini.

Batiri min be weele ko litiyɔmu-Iyɔn, o ye mun lo ye?

"Litiyɔmu-ion" min be sɔrɔ izini ka baara la, o be kuma:

• LCO - litiyɔmu kobaliti oksidi, min ka ca mɔgɔw ka kuranfɛnw na
• NMC - litiyɔmu nikɛli manganɛzi kobaliti oksidi, min be kɛ ka caya EV pakew kɔnɔ ani sisitɛmu dɔw la minw be lɔ yɔrɔ kelen
• NCA - litiyɔmu nikɛli kobaliti aliminiyɔmu oksidi, min be kɛ EV baarakɛcogo sugandininw na
• LMO - litiyɔmu manganɛzi oksidi, tuma caaman na a be ɲagami ni NMC ye .

O kemikalifɛnw be baara kɛ ni tansɔn tɔgɔman ye min ka bon (a ka ca a la 3,6 ka taga se 3,7 V ma) ani u be fanga kɛrɛnkɛrɛnnin di, o lo kama u be to ka kɛ telefɔniw, ɔridinatɛriw, dronw, kuran minɛnw ani kuran mobili caaman ka default ye. Ka ɲɛsin fɛnw marayɔrɔ ma, NMC be sugandi tuma dɔw la ni yɔrɔ ka dɔgɔ, nka thermal-runaway profile ani cycle life trade-offs ka kan ka ɲɛnabɔ sisitɛmu nivo la.

LiFePO4 ni Litiyɔmu-Iyɔn: Kɛrɛfɛ-ni-Kɛrɛfɛla sangali

O jatedenw be yɔrɔw yira. Duniɲa ka baarakɛcogo yɛrɛ yɛrɛ be bɔ seliliw hakɛ la, pake dilan cogo la, BMS ka lozisiyɛli la ani baarakɛcogo la; dilanbagaw ka kunnafoniw be to ka kɛ yɔrɔ ye min be se ka baara kɛ ni fɛɛn kɛrɛnkɛrɛnnin dɔ ye.

Lakanali ani funteni basigi

LFP seliliw ka funteni-boli daminɛ funteni ka ca ni NMC walima NCA seliliw ye, ani fanga min be bɔ boli wagati la, o ka ca a la. Oak Ridge National Laboratory ye sɛgɛsɛgɛri min kɛ ka litiyɔmu-iyɔn seliliw belebelebaw suma ni ɲɔgɔn ye, u y’a yira ko LFP seliliw be funteni jaabi nɔgɔman yira ka tɛmɛ NCM seliliw kan, u caaman be tasuma mɛnɛ wala ka fiɲɛ bɔ ni fanga ye sɛgɛsɛgɛri wagati la. O tɛ LFP kɛ "safe by default" ye: litiyɔmu kemikali sifa o sifa be se ka dɛsɛ n’a tiɲɛna mekaniki fɛ, n’a dilanna ni fiɲɛw ye, n’a sara ka caya wala n’a BMS sigicogo man ɲi.

Sisitɛmu minw be lɔ yɔrɔ kelen na, lakanali baara be dantigɛ ɲɔgɔndan fɛ i n’a fɔ simi. Pack-nivo tasuma baarakɛcogo, selili-ka -selili jɛnsɛnni, gazi lɔnniya, tasuma fagali ani datugulan hakɛ bɛɛ be girinyaba ta.UL ka sɛbɛ BESS kama(misali la, UL 9540 ani UL 9540A) ani IEC 62619 sɛgɛsɛgɛri be sangali kɛcogo dɔ di min nafa ka bon ka tɛmɛ kemikali sɛbɛw dɔrɔn kan.

Sikili ɲɛnamaya: Jatedenw kalan cogo .

"Cycle life" ye fɛn kelen ye min kalanna ka juguya batiri sɛbɛw kɔnɔ. "6,000 cycle" jate kɔrɔ be sɔrɔ dɔrɔn n'a kalanna ɲɔgɔn fɛ ni:

• Ji bɔli dunni (misali la, DoD 90%, DoD 100%)
• Lamini walima seliliw ka funteni nɛgɛso boli wagati la
• C-hakɛ min be sara ani min be bɔ
• -ka -ɲɛnamaya se marali dancɛ laban (a ka ca a la 80% walima 70%)
• Kalansen saanw kɔrɔbɔli wagati la

Ka ɲɛsin so kɔnɔ backup system ma min be yɛlɛma loon o loon, ɲinini kɛ yɛlɛma ɲɛnamaya la 80% DoD ani 25 degere la ni setigiya marali ye ka se 80% ma, a kana kɛ kuun hakɛ ye. Ka ɲɛsin peak-shaving poroze ma min be kɛ tile kɔnɔ, jateminɛ min be bɛn o ma, o ye MWh ye min be di garanti wagati kɔnɔ.

Fanga hakɛ n'a girinya

O yɔrɔ la, litiyɔmu-iyɔn kɔrɔman bele be see sɔrɔ yɔrɔ min na. NMC ni NCA seliliw be fanga caaman mara kilo kelen kɔnɔ ani litiri kelen kɔnɔ, o lo kama u be fanga sɔrɔ elekitoroniki portablew, dronw ani EVw kan yɔrɔ minw na masse be nɔɔ to baarakɛcogo kan. LFP pakew ka girin ani u ka bon ka se ka baara kɛ n’u ye cogo kelen na, o min man teli ka kɛ kabinɛ min be bila rack- kɔnɔ nka a ka bon kosɔbɛ quadcopter kɔnɔ.

Lasɔmini kelen: pake nivo la, danfara be dɔgɔya. LFP ka funteni jogo ɲuman b’a to seliliw ka yɔrɔw ka surun ɲɔgɔn na ani ka funteni-marali minɛnw dɔgɔya baarakɛcogo caman na minw be lɔ yɔrɔ kelen, o min be seliliw-nivo densité ka nafa dɔ bɔ yen.

Charge jogo ani sisitɛmu bɛnbaliya

LFP ni litiyɔmu-ion kɔrɔman tɛ se ka chargement kelen kɛ. Voltage fenɛtiriw, taper logic ani balance fɛɛrɛw tɛ kelen ye, ani ka baara kɛ ni porofayili jugu ye, o be ɲɛnamaya dɔgɔya ani ka farati lase mɔgɔ ma. Sanni i ka kemikɛli dɔ yɛlɛma ni dɔ wɛrɛ ye, i k’a filɛ:

• Paki tɔgɔman ani tansɔn dafalen - (misali la. 51.2 V LFP ni 48 V "litiyɔmu" tagamasiɲɛ)
• Charge tansɔn min ka bon ani a ka yɛlɛma jogo
• Tile charge kɔlɔsibaga walima PCS lozisiyɛli fitinin bɛnkan
• Invɛritɛri dɔgɔman-tansɔn tigɛ-bɔ ani re-dakunw nɔrɔ ɲɔgɔn na
• BMS ka kumaɲɔgɔnya sariya (CAN, RS485, Modbus) ani yɛlɛmanikɛla dɛmɛ min be bɛn n’o ye
• Dilanbaga- sɔnna bɛnkanw lisi ma

Batiri fila minw sɛbɛra ko “litiyɔmu” u tɛ se ka yɛlɛma ɲɔgɔn na. O ye foro kɔnɔ dɛsɛ minw ka teli ka kɛ boonw labɛnni baara la, u dɔ ye.

Funteni baara ani dɔgɔman-Funteni sara

Ni litiyɔmu batiri o batiri be charge ni degere 0 ye, o be se ka kɛ sababu ye ka litiyɔmu don anode kan, o min be dɔ bɔ a ka setigiya la pewu ani o be se ka lakana tiɲɛ. LFP tɛ bɔ o la. O fɛɛrɛw ye funteni baarakɛta ye min be don pake kɔnɔ wala BMS-ka charge cut-min be kɛ ni funteni dancɛ dɔ ye. Jii bɔli funteni dɔgɔman na, o ka teli ka muɲu ka caya, hali ni se min be yen, o be dɔgɔya.

Kɛnɛma kabinɛw ta fan fɛ minw be bila nɛnɛyɔrɔw la, u ka ɲi ka sɛgɛsɛgɛri kɛ cogo min na, o ye: nɛgɛjuru be se ka yɛlɛma cogo min na, n’a be se ka yɛlɛma ani n’a be bɔ nɛgɛjuru yɛrɛ la wala n’a be bɔ dɛmɛfɛn wɛrɛ la. An ka sɛbɛri fɛsɛfɛsɛnin-sɛbɛn 2019 kan.litiyɔmu batiri funteni hakɛa be baarakɛyɔrɔw ka finɛtiriw datugu minw be kɛ jagokɛyɔrɔw la.

Sɔngɔ sangali

Litiyɔmu-iyɔn kɔrɔman ka teli ka sɔngɔ gwɛlɛya minanw sɛbɛ kan, nka o sangali ma teli ka kɛ sisitɛmu nivo la. O sɔngɔw bɛɛ la, seliliw sɔngɔ, BMS ka gɛlɛya, thermal-marali minanw, boonw marayɔrɔ, seereya, garanti cogoyaw, yɛlɛmaniw ka ɲɛnamaya kɛcogo ani yɛlɛmani minanw. Porozɛ min be yɛlɛma loon o loon saan tan kɔnɔ, LFP pake min ka bon-, o be to ka kWh kelen kelen bɛɛ sɔngɔ dɔgɔya ka tɛmɛ NMC pake sɔngɔ gwɛlɛ kan min mako be yɛlɛmani na joona.

Sanni jɛnkuluw ka kan ka sɔngɔ ɲini baarakɛcogo kelen kelen bɛɛ la ani sɔngɔ ɲini kWh kelen kelen bɛɛ la min be se ka baara kɛ, u kana sɔngɔ ɲini $/kWh tɔgɔla sɛbɛnw seko la dɔrɔn.

Aplikasiyɔn-Ladilikan kɛrɛnkɛrɛnnin

Tile barikabɔlanw ani kuranbɔyɔrɔ minw be se ka ta ka taga yɔrɔ bɛɛ

LFP be fanga sɔrɔ o sugu la kuun kelenw kosɔn a be fanga sɔrɔ marayɔrɔ jɔnjɔnw na: ɲɛnamaya jan ani funteni jogo basiginin. NMC ka yɛlɛmaniw bele be yen yɔrɔ minw na girinya fitinin ye feereyɔrɔ ye, nka sugu yɛlɛmana ka taga LFP la kosɔbɛ.

Sibonw ka boonw latanga ani tile barika min be bɔ -rezo la

LFP ye nɛgɛjuru ye. V walima 51,2 V so kɔnɔ nɛgɛso min labɛnna loon o loon nɛgɛso boli kama, sangali min ka ɲi, o ye LFP pakew cɛ minw ka seliliw tɛ kelen ye, BMS ka ɲumanya ani inverter ka bɛnkan - min tɛ LFP ni NMC cɛ.

Jagokɛyɔrɔw ni iziniw ka kuran marayɔrɔ

LFP ye kemikɛli ye min be kɛ bi tile la .jagokɛyɔrɔw ni iziniw ka kuran marayɔrɔmɔgɔw ciyɔrɔw. O hakɛ la, simi dɔrɔn tɛ jaabi yira; pake lɔcogo, funteni marali, tasuma-latangacogo ani seereyali be gɛlɛya caaman ta. An ka sɛrɛkili min be sɔrɔ .BESS kɔnɔfɛn jɔnjɔnwa be sisitɛmu fitininw datugu minw be tiɲɛn na -lannaya lawuli wagatijan kɔnɔ.

Nafaman-Sɛgɛsɛgɛli ani minanw BESS

A ka c’a la, LFP lo be kɛ duniɲa kuru bɛɛ kɔnɔ. Kuran hakɛ ka dɔgɔ ni lakana, yɛlɛmani ɲɛnamaya, yɔrɔw ka sariyaw ani baarakɛcogo ye. A ka bon ka tɛmɛBESS furaw minw be sɔrɔ minan kɔnɔsisan sugu la, u be baara kɛ ni LFP seliliw ye minw bɔra feerekɛlabaw la, ni sisitɛmu-nivo danfara ye min be bɔ BMS, EMS, nɛnɛ fɛɛrɛ ani ɲɔgɔndan ɲuman na.

RV, baji kan ani kɛnɛma-kabiniw

LFP ka fisa ni deep-cycle dɛmɛbaga fanga ye. Aw ye sɛgɛsɛgɛli kɛ ka yɔrɔw latanga ka bɔ funteni hakɛ la ani ka alternatɛri walima kɔgɔjida la -fanga chargement ka ɲɛ sanni aw ka legacy lead-asidi yɛlɛma ni LFP ye.

Telefɔniw, ɔridinatɛriw, dronw

Litiyɔmu-iyɔn min be sɔrɔ mɔgɔw fɛ, o bele ye jaabili ɲuman ye. Kuran caya ni cogoya-fakitɛri be fanga sɔrɔ; yɛlɛmani ɲɛnamaya be sɔn o ma sabu yɛlɛmani be ɲini ka kɛ fɛɛn ɲɛnamaya kɔnɔ.

Fili minw ka teli ka kɛ n’an be kemikɛli fila nunu suma ɲɔgɔn ma .

• Ka LFP ni litiyɔmu-iyɔn minɛ i n’a fɔ fɛn danfaraninw.LFP ye litiyɔmu-iyɔn simi ye. Sanga yɛrɛ yɛrɛ be kɛ kemikɛliw cɛma litiyɔmu-iyɔn denbaya kɔnɔ.
• Ka tɔgɔw dɔrɔn lo suma.Se min be se ka baara kɛ, DoD dancɛw, derating ni funteni ani C-hakɛ kɔrɔtanin lo ka tɛmɛ.
• Ka chargeur ni inverter ka bɛnbaliya to yen.Tɔnsɔn finɛtiri minw tɛ bɛn ɲɔgɔn ma, o be se ka kɛ sababu ye ka garanti tiɲɛ ani ka foro kɔnɔ koow kɛ.
• Ka yɛlɛmani don sɔngɔ fɔlɔ la nɛgɛso-baaraba la.MWh kelen kelen bɛɛ sɔngɔ ye jateminɛ kɔrɔman ye.
• Kalan kɛcogo-ɲɛnamaya jatedenw ni saratiw tɛ.A "6,000 cycle" fɔli ni DoD tɛ, funteni ani marali dancɛ ye jago ye, kunnafoni tɛ.
• Ka miiri ko litiyɔmu simi sugu o sugu be sɔn sub-zero charge ma.LFP ni Li-ion kɔrɔman fila bɛɛ ka kan ka latanga walima ka kalaya min ka dɔgɔ ni degere 0 ye.

Latigɛli kɛcogo

1 - Baarakɛcogo ɲɛfɔ.Loon bɛɛ nɛgɛso boli, tuma o tuma ka mɔgɔw dɛmɛ, ka to ka ɲɔgɔn minɛ wala ka wagati dɔ mara, o kelen kelen bɛɛ be jaabili bila sira wɛrɛ kan.

2 - Farikolo dancɛw sigi.Sennɔ, caya, lamini funteni hakɛ, kɔnɔna ni kɛnɛma, fiɲɛbɔyɔrɔ, tasuma sariya.

Tagabolo 3 - Garanti laɲini ɲɛfɔ.Saan caaman baara, MWh tɛmɛyɔrɔ, DoD makɔnɔnin, setigiya marayɔrɔ. Simi sugandili ka kan ka o dɛmɛ kontra sira fɛ, jateden dɔrɔn tɛ.

4 - Sɛgɛsɛgɛri kɛ ni sisitɛmu bɛnnin lo.Inverter, PCS, EMS, kumaɲɔgɔnya porotokoliw ani minan o minan be yen minw be se ka kuraya.

5 - Lakanali ni seereyali bɛnnin lajɛ.Sɛrɛkili min labɛnna, i k’o bɛn ni jamana min na i be taga yen ani asiransi tigi ka laɲinitaw ye sanni i ka sanni kɛ.

Tagafɛn laban

LiFePO4 kɛra simi default ye kuran mara porozew kama bari ɛnzeniyɛri ni garanti jatebɔ b’a fɛ: yɛlɛmani caaman, dɛsɛ cogoya fitininw, sɔrɔko min be se ka fɔ ka bila saan tan kɔnɔ. Litiyɔmu-iyɔn kemikɛli kɔrɔmanw be to ka kɛ jaabili ɲuman ye ni girinya ni fanga caya be fɛɛnw lawuli, o min man teli ka kɛ marayɔrɔw la minw be lɔ yɔrɔ kelen.

Poroze-ladilikan kɛrɛnkɛrɛnninw kama - bonya, invɛritɛri bɛnkan, seereya bɛnni, walima garanti sariyaw -An ka ɛnzeniyɛri jɛnkulu weelen’i ka doni porofayili, tansɔn pilatifɔmu ani deployement lamini.