Litiyamu batiri funteni hakɛ: Baara dantigɛli ani a lakanani

Litiyamu batiriw bɛ fɛn bɛɛ fanga di k’a ta telefɔni seleke naani na ka taa a bila...fanga marayɔrɔ minnu bɛ minɛnw kɔnɔ-nka u ka baara kɛcogo bɛ tali kɛ fɛn caman sɛgɛsɛgɛli la, porozɛ jɛkulu caman bɛ min dɔgɔya kojugu: funteni. I mana BESS bila Arizona kungo kɔnɔ walima nɛnɛ-jidaga izini dɔ la Minɛso woroduguyanfan fɛ, ka funteni anwɛlɛki sɔrɔ cogo jugu la, o bɛ wari lakika bɔ, wa o bɛ farati lakika lase.

Nin gafe in bɛ funteni dantigɛlenw ɲɛfɔ minnu bɛ kɛ ka litiyamu batiriw baara, ka u charge, ka u mara, ani ka u bila baara la diɲɛ cogoya lakikaw kɔnɔ. Sinsin bɛ kɛ litiyamu nɛgɛ fositɛri (LiFePO4) kemikaliya kan, min bɛ jago ni izini fanga marali fanga la kun minnu bɛna jɛya.

Litiyamu batiriw ka baarakɛcogo funteni hakɛ ye mun ye?

Litiyamu-ion batiriw bɛ baara kɛ ka ɲɛ funteni finɛtiri ɲɛfɔlen kɔnɔ. I sen bɔ a kɔfɛ ani i tɛ bɔnɛ dɔrɔn baarakɛcogo la-i bɛ farati la seli tiɲɛni banbali la, ka baara kɛ waati surunya, ani a jugumanba la, ka boli funteni na.

Bɛnkansɛbɛn min bɛ dilanbagaw ni sɛgɛsɛgɛli jɛkuluw cɛ-k’a sɔrɔ kunnafoniw bɔra Tier 1 LiFePO4 selilɛri dilannikɛlaw fɛ i n’a fɔ CATL ani BYD-o bɛ tiɲɛ nin cogo la. Walasa ka baara kɛ ka ɲɛ, litiyamu batiriw ka kan ka baara kɛ degere 15 ni degere 35 cɛ (degere 59 F ka se degere 95 F ma). Charge ka kan ka kɛ degere 0 ni degere 45 cɛ dɔrɔn (degere 32 F ka se degere 113 F ma). Ni a bɛ mara waati jan kɔnɔ, a bɛ fɔ ko a bɛ se ka kɛ -20 degere fo 25 degere (-4 degere F ka se 77 degere F ma), a ka fisa ni 30% fo 50% ye a saracogo la. Funteni hakɛ dantɛmɛnen bɛ sigi degere 60 lamini na, o kɔfɛ, tiɲɛni minnu tɛ se ka segin kɔ ani lakana faratibaw bɛ bonya kosɛbɛ.

Mun na LiFePO4 kɛrɛnkɛrɛnnenya la? A ka funteni bolicogo dancɛ sigilen bɛ degere 270 (518 degere F) lamini na, kunnafoni kelen-kelen bɛɛ la ka bɔ selilɛri-nivo juguya sɛgɛsɛgɛli la UL ni laboratuwari yɛrɛmahɔrɔnw fɛ. Aw bɛ o suma ni degere 150 fo degere 210 ɲɔgɔn ye nikɛri manganɛsi kobalti (NMC) kemikaliw la. O tɛ danfara fitinin ye-o ye danfara ye chimie min bɛ filiw muɲu ani min bɛ u ɲangi. O ye sababuba ye sisan LiFePO4 bɛ yamaruya di 75% ɲɔgɔn ma marayɔrɔ jɔlenw na diɲɛ kɔnɔ, ka kɛɲɛ ni BloombergNEF ka san 2024 fanga marayɔrɔ suguya nɔfɛta ye. Margin thermal inherent fana de y’a to LiFePO4 bɛ fanga sɔrɔ...batiri fanga marayɔrɔ min ka bon kosɛbɛsugu min bɛ kɛ jago ni izini baarakɛcogo la.

Nɛnɛ bɛ nɔ bila Litiyamu batiri baarakɛcogo la cogo min na

Nɛnɛ bɛ fɛn bɛɛ sumaya selilɛri hakɛ la. Degere 15 duguma , kɔnɔna rezisti bɛ wuli, seko sɔrɔlen bɛ jigin, ani fanga bɔli bɛ bin. Ni 0℃, aw bɛ 80% ɲɔgɔn makɔnɔ seko hakɛ jateminɛlen na. Ni -20℃, i bɛ se ka 60% ye walima a dɔgɔyalen. Ninnu tɛ jatedenw ye minnu bɛ tali kɛ teori la-u bɛ bɛn ɲɔgɔn ma bɔli kuruw bɔlenw kɔnɔ ka bɔ selilɛri dilanko ɲɛmɔgɔbaw la.

Nka farati lakika tɛ bɔli dɔgɔyali ye. A bɛ ka charge (sara) kɛ.

Ni i ye kuran gɛrɛ litiyamu batiri kɔnɔ min bɛ degere 0 duguma (degere 32 F), nɛgɛ litiyamu bɛ se ka plati kɛ anode sanfɛ sanni a ka don grafite jɔcogo la a ka kan ka kɛ cogo min na. Nin ye litiyamu plati ye, wa a bɛ to senna. Chargement kelen min kɛra sub-freezing temperatures la, o bɛ se ka kɛ sababu ye ka seko bɔnɛ min ladonni kɔfɛta hakɛ si tɛna kɔsegin. A fana bɛ kɔnɔna surun-siraw Dabɔ. Nin tɛ sɛgɛnlafiɲɛbɔ fɛɛrɛ ye dɔɔnin dɔɔnin-a ye fili ye min bɛ kɛ siɲɛ kelen-waati kelen na ni kɔlɔlɔ banbaliw ye.

Foro misali:San 2023 daminɛ na, fɛn dilanyɔrɔ dɔ min bɛ Wisconsin cɛmancɛ la, o nana ni LiFePO4 BESS kilowati 500 ye ɛntɛrinɛti kan walasa ka dɔ bɔ ɲininiw caya la. Installation fɔlɔ tun bɛ baara kɛ ni insulation basigilen dɔrɔn de ye ni so funteni sitɛmu baarakɛta tɛ. Nɛnɛ fɔlɔ kɔnɔ, BMS ye chargement attempts caman sɛbɛn seliw funteni na -degere 5 ni -degere -2 cɛ sanni lakanani tigɛw ka daminɛ.O kɔfɛ samiyɛ la, o sigida in tun bɔnɛna a ka baarakɛcogo la seko 8% ɲɔgɔn na-ka tɛmɛn a ka tiɲɛni kurulen kan min tun bɛna kɛ. Retrofit ni pre-heating elements ani BMS firmware kura ye o sistɛm sabati, nka se min tununna, o ma se ka segin. Intégrateur min ye nin ko in tila, sisan a bɛ specs active heating on every cold-climate project, hali ni baarakɛnafolo degun mana kɛ min o min ye.

Kuwati marali kama nɛnɛ waatiw la, funteni marali tɛ ŋaniyata ye-a ye jɔli ye. Kurakɛnɛma kabini BESS furakɛlicogoo ɲɛnabɔ ni batiri sumaya jɛlen ye min bɛ seliw lase chargement dans la safe sanfɛ sani i ka sɔn kuran si ma. BMS jɔyɔrɔ kɔrɔw bɛ seliw funteni kɔlɔsi waati yɛrɛ la, wa u bɛna ban pewu chargement cikanw na ni cogoyaw tɛ lakana ye.

Fɛɛrɛ ɲumanw nɛnɛ-waatiw bilali kama : ka sistɛmuw sigi sigidaw la minnu bɛ lamini walima minnu datugulen don, ka baara kɛ ni BMS-triggered pre-heating ye sanni charge cycles ka kɛ, ka da laminiw bila walasa ka tile tɔnɔ pasif minɛ tile fɛ, ani ka dakunw ɲɛfɔ minnu jate bɛ kɛ ka ɲɛsin lamini funteni jiginni caman ma. Ninnu tɛ diya-ka-haves fornafamafɛnw-skala ani jago fanga mara porozɛwAmeriki walima Kanada woroduguyanfan fɛ. U ye basigi ye.

Mun bɛ kɛ ni Litiyamu batiriw sumana kojugu?

Nɛnɛ bɛ dimi dɔɔni dɔɔni. Funteni bɛ tiɲɛni banbali kɛ.

Funteni sabatili min bɛ tɛmɛ degere 35 kan, o bɛ elekitoroliti tiɲɛni teliya, ka SEI (solid-elektroliti interphase) layini falenni teliya, ani ka elekitorolifɛnw tiɲɛ. Kalandriya kɔrɔya kunnafoniw minnu bɔra Sandia National Laboratories Energy Storage Testing porogaramu la, olu b’a jira ko litiyamu-ion selilɛri minnu maralen bɛ degere 55 la kalo wɔɔrɔ kɔnɔ, olu bɛ se ka bɔnɛ 10% ɲɔgɔn na baarakɛcogo la, k’a sɔrɔ selilu minnu maralen bɛ degere 15 la, olu bɛ 95% ɲɔgɔn mara san kuuru kɔnɔ. Danfara min bɛ o ni ɲɔgɔn cɛ, o ye fɛnba ye-ani min bɛ ɲɔgɔn dalajɛ.

Batiri injiniyɛri fanba bɛ baara kɛ ni sariya min ye: ni dɔ farala degere 10 o funteni sabatilen kan, o bɛ kɛ sababu ye ka kemikɛlifɛnw tiɲɛni hakɛ kɛ siɲɛ fila ye. Jagokɛla BESS min ka kan ka charge-discharge cycles 6000 walima ka tɛmɛ o kan di san 15 baarakɛ waati kɔnɔ, nin tɛ ko ye min tɛ ye. Sisitɛmu min bɛ baara kɛ tuma bɛɛ ni degere 45 ye sanni ka baara kɛ ni degere 25 ye, o bɛ se ka bɔnɛ a ka baara nafama na san caman kɔnɔ. Sanw.

Foro misali:Tile-plus-marako porozɛ dɔ min kɛra Arizɔni saheliyanfan fɛ-LiFePO4 sitɛmu 2 MWh min sigira senkan san 2021-a daminɛ na, o tun bɛ a jigi da fiɲɛ nɛnɛ fangama kan min bonya bɛ se ka kɛ sigida cogoyaw "cɛmancɛ" ye. Samiya fila fɔlɔw la, ni kɛnɛma funteni basigilen tɛmɛna degere 45 kan , selilɛri kɔnɔna funteni tun bɛ to ka degere 40 tiɲɛ wulada fɛ bɔli waatiw la. Kalo 18 tɛmɛnen kɔfɛ, baarakɛla ye sɛbɛn kɛ ko seko ni dɔnko jiginna 12%, o min tun bɛ garanti jigiya kɔfɛ kosɛbɛ. O sistɛmu bilala kɔfɛ ni ji nɛnɛbɔlan ye, wa a tiɲɛni seginna a cogo kɔrɔ la. Baarakɛla in y’a jateminɛ ko tiɲɛni fɔlɔ in musaka bɛ se dɔrɔmɛ 180.000 ma, fanga bɔnɛnen nafa la, sistɛmu ɲɛnamaya kɔnɔna na, min latigɛra. I n'a fɔ u ka ɛntɛrinɛti injiniyɛri dɔ y'a fɔ cogo min na : "An ye $40K mara nɛnɛko la ka kɔn o ɲɛ ani a musaka kɛra an ye o siɲɛ naani."

Kɔrɔya teliya kɔfɛ, funteni jugumanba bɛ faratiba lase lakana ma. Ni batiri kɔnɔna funteni tɛmɛna degere 60 kan , selilɛri yɔrɔw bɛ daminɛ ka tiɲɛ cogo la min bɛ funteni wɛrɛ lase. Ni funteni bɔli tɛmɛna selilɛri ka se kan k’a bɔn, o nɔ bɛ kɛ funteni boli-yɛrɛ-cakɛda ye min bɛ fanga di a ma min bɛ se ka kɛ sababu ye ka gazi toxicw bɔli, tasuma walima binkanni. Batiri caman-selilɛriw kɔnɔ, funteni bolibaga min bɛ seli kelen kɔnɔ, o bɛ se ka jigin ka taa selilu kɛrɛfɛ, ka funteniko kɛlenba dɔ lawuli.

O de y’a to BESS ka dilancogo ɲɛtaa, o labatiri fanga maracogo minnu bɛ minɛn kɔnɔ, ka ji nɛnɛ walima fiɲɛ sumaya ɲɛnabɔli jagoyalen- don a kɔnɔ min jatera walasa ka seli kelen-kelen bɛɛ to finɛtiri ɲuman kɔnɔ, hali ni sigida cogoya jugumanba-ko la. O sigida ninnu bɛ seli-ni-seli funteni hakɛ kelen mara, o fana bɛ seko ni dɔnko balansi ɲɛ ani ka pake bɛɛ si janya.

Zari ni bɔli funteni danw: U tɛ kelen ye

Nin ye hakilina ye min ka kan ka sinsin a kan bawo a bɛ mɔgɔw minɛ u yɛrɛ ma. Dan minnu bɛ bɔli kɛ, olu ka bon ka tɛmɛ sara danw kan.

Litiyamu-ion batiri fanba bɛ se ka bɔli kɛ lafiya la ka tɛmɛ degere -20 fo degere 60 kan (-4 degere F fo degere 140 F), hali ni baarakɛcogo bɛ dɔgɔya o spektrum laban fila bɛɛ la. Nka, chargement ka kan ka dan 0 degere fo 45 degere (32 degere F fo 113 degere F).

Asimɛtiri bɛ yen bawo chargement bɛ litiyamu ionw wajibiya ka don anode jɔcogo la-o kɛcogo min bɛ kɛ gɛlɛya ye ni anode nɛnɛna ani a bɛ sɛgɛn walima ni funteni kojugu bɛ electrolyte basigibaliya. Jibɔ waati, kuran-kimika kɛcogo bɛ yafa dɔɔnin, hali ni doni girinmanw ni funteni hakɛ dantɛmɛnenw bɛna kɔnɔna funteni tɛmɛnen lase hali bi ani ka sɛgɛn teliya.

Ni -dafalenbaw ye, o danfara in nafa ka bon sistɛmu dilanni waati. KELENjago ni izini BESS sigilidon o don charge-bɔli sɛrɛkiliw kɛli ka ɲɛsin wuluwulu kuntaalajanw ma, o ka kan k’a lajɛ ko chargement waati (a ka c’a la tilelafana tile bɔli waati la walima off{1}}rezow bɔli waatiw la) ani bɔli waati (sufɛla ɲinini waatiw la) fila bɛɛ ka kɛ funteni dancɛ lakananenw kɔnɔ. EMS sigida hakilitigiw bɛ jɛ ka baara kɛ ni BMS ye walasa ka baara boloda o gɛlɛyaw kɔnɔ u yɛrɛma-nka funteni ɲɛnabɔli minɛnw ka kan ka kɛ yen walasa k’u kɔkɔrɔdon.

Mun na funteni ɲɛnabɔli tɛ-Negotiable ye fanga marayɔrɔw la

Funteni tɛ layini wɛrɛ dɔrɔn ye spec sheet kan. O ye kɛnɛmafɛnba kelen ye min b’a Jira i ka sistɛmu bɛ mɛn cogo min na, a bɛ baara Kɛ cogo min na lafiya la, ani a bɛ nafa hakɛ min Lasegin a ka ɲɛnamaya kɔnɔ. Aw ye BESS integrateur o integrateur ɲininka min bɛ baara la ka tɛmɛ san damadɔ kan. A bɛ se ka fɔ ko kɛlɛ maanaw bɛ tali kɛ funteni ɲɛnabɔli la tuma bɛɛ.

Sumaya ɲɛnabɔli ɲuman bɛ baara kɛ layɛrɛw kɔnɔ. Funteni jateminɛnan minnu bɛ tilatila batiri bɛɛ kɔnɔ, olu bɛ waati seli ni modulu kunnafoniw di tiɲɛ na-. BMS bɛ o kunnafoniw baara ani ka funteni daminɛ nɛnɛ waatiw la walima ka nɛnɛ baara kɛ ni fɛnw sumana. Dakun yɛrɛ bɛ dɛmɛ don ni insulasi dilanni ye, fiɲɛbɔcogo labɛnni fɛ, ani lakanani hakɛw fɛ minnu bɛ bɛn a sigicogo ma.

Ji nɛnɛ kɛra sariya ye BESS baarakɛcogo cɛmancɛ ni belebele-dafalenw na. A bɛ funteni kɔlɔsili tigitigi di, ka seli-ni-seli kelen sirilen mara (a ka c’a la, degere 2–3 kɔnɔ , funteni baarakɛcogo kunnafoniw kelen-kelen bɛɛ la minnu bɛ bɔ BESS ɲɔgɔndan ɲɛmɔgɔw fɛ), ani ka funteni doniw ɲɛnabɔ ka bɔ cycling hakɛ caman na. Fiɲɛ-nɛnɛbɔlanw bɛ baara kɛ hali bi fɛn misɛnninw na minnu ka wotoro ɲinini bɛ danma-nka izini in bɛ ka taa ɲɛ kosɛbɛ ka ɲɛsin ji nɛnɛ ma fɛn o fɛn na min ka ca ni kilowati 200 ɲɔgɔn ye.

Sɔrɔko siratigɛ la, a jɛlen don. Ka kɛɲɛ ni baarakɛcogo kunnafoniw ye minnu lajɛra Wood Mackenzie ka fanga maracogo jateminɛ fɛ, LiFePO4 BESS sigiyɔrɔw ni funteni maracogo labɛnna ka ɲɛ, olu bɛ seko tiɲɛni jira min tɛ 5% bɔ san duuru don o don wotoro boli kɔfɛ. Sitimɛ minnu ma ɲɛnabɔ ka ɲɛ-nɛnɛ tɛ dafa, sani u ka sumaya, funteni jiginni minnu ma kɔlɔsi-, olu bɛ se ka bɔnɛ 15% fo 20% walima ka tɛmɛ o kan o waati kelen kɔnɔ. Ka da a kan acaman-megawatt-lɛrɛ caman BESS wari bilali, o danfara bɛ dɔrɔmɛ ba kɛmɛ caman jira fanga nafa bɔnɛnen na poroze ɲɛnamaya kɔnɔ.

Fɛɛrɛ ɲumanw minnu bɛ kɛ ka Litiyamu batiri funteni kunbɛn

O si tɛ fɛɛrɛ kuraw wajibiya. A bɛ fɛɛrɛ tigɛcogo ɲuman ni baarakɛcogo kololi de wajibiya.

Aw bɛ batiriw sigi yɔrɔw la minnu tɛ tile yeelen tilennen dɔgɔya, yɔrɔ funteni jugumanba, walima nɛnɛ min bɛ mɛn sen na. Kɛnɛma baarakɛyɔrɔw kama, dakunw ɲɛfɔ minnu bɛ ni IP hakɛ bɛnnenw ye ani funteni ɲɛnabɔli jɛlen-a tɛ kɛ farali ye-kan na, nka i n’a fɔ basigi siratigɛ dɔ. Aw ye aw jija BMS kɔnɔ, funteni caman-funteni ni funteni dɔgɔman-funteni dɔgɔyalenw lakanani tigɛlanw bɛ don a kɔnɔ minnu bɛ chargement walima dischargement bali kosɛbɛ ni cogoyaw tɛ lakana.

Walasa ka batiriw mara waati jan kɔnɔ, aw bɛ batiriw to u ka chargement 30% fo 50% la yɔrɔ la min bɛ funteni{3}}kɔlɔsi degere 10 ni degere 25 cɛ . Aw kana batiri chargement dafalenw mara yɔrɔ sumalenw na-o faralen ɲɔgɔn kan, o ye sira teliyalenba ye kalandriya kɔrɔya la. Bololabaara waati, aw bɛ pakew kɛ minnu tɛ fɛn tiɲɛ walasa ka funteni jiginniw nɔgɔya, kɛrɛnkɛrɛnnenya la, fɛnw na minnu bɛ tɛmɛ waati cogoya caman kan.

Ni aw bɛ BESS feerelaw jateminɛ, aw bɛ tɛmɛ selilɛri specs kan. Aw ye ɲininkali kɛ funteni maracogo jɔcogo la, BMS funteni kɔlɔsili granularity kan, baarakɛcogo funteni hakɛw kan sistɛmu dafalen na (a tɛ kɛ seliw dɔrɔn ye), ani garanti cogoyaw kan minnu bɛ tali kɛ funteni labatoli la. Fɛn dilanbaga min bɛ fɛnw dilaban-ka{1}}ban injiniyɛri dɛmɛni nao la, funteni dilancogo tiɲɛni bɛna sigida dɔ lase min bɛ baara kɛ tiɲɛ na waatiw kɔnɔ-a tɛ kɛ min ɲɛ ka ɲi papiye kan ani min bɛ mɔgɔ jigi tigɛ Awirilikalo la.

Batiri Sistɛmu ɲuman sugandili i ka waati cogoya la

I ka porozɛ ka sigida ɲuman bɛ bɔ a yɔrɔ dɔ la a bɛ taa yɔrɔ min na ani a lamini cogoyaw bɛ cogo min na san- bɛɛ kɔnɔ. Yɔrɔ minnu bɛ yɔrɔ minnu na, yɔrɔ minnu ka timi, ni so kɔnɔna sabatilen don, olu ka sugandiliw ka ca. Porozɛ minnu bɛ funteni jugumanba walima nɛnɛba la, olu mago bɛ sistɛmuw la minnu dilannen don kɛrɛnkɛrɛnnenya la o cogoyaw kama, ni funteni ɲɛnabɔli barikama ye ani BMS min bɛ jateminɛ kɛ walasa ka funteni jiginni caman kɛ.

LiFePO4 chimie bɛ danyɔrɔ danma di lakana ni funteni muɲuni fila bɛɛ la. Ni u farala ɲɔgɔn kan ni bi ji nɛnɛ ye, BMS hakilitigi, ani dakunw minnu jate ka ɲi, LiFePO4-based systems bɛ baara kɛcogo basigilen di baarakɛyɔrɔba dɔ kɔnɔ.

Jagokɛyɔrɔw ni iziniw kama, nafamayɔrɔw, walima tile-ka fara{1}}marako porozɛw kan minnu mago bɛ baara kɛcogo la min bɛ se ka da a kan san-san bɛɛ, funteni maracogo ɲuman tɛ sɛgɛsɛgɛli ye-a ye basigi ye.Aw ye lajɛ ɲini Polinovel fɛka baro kɛ fanga maracogo fɛɛrɛw kan minnu dilannen don aw ka sigida cogoya kɛrɛnkɛrɛnnenw n’a baarakɛcogo wajibiyalenw kama.

Ɲininkali minnu bɛ kɛ tuma caman na