Liquid Cooling vs Air Cooling in BESS: Mun de ka fisa aw ka poroze ma?

Ji nɛnɛ vs fiɲɛ nɛnɛtɛ fɛɛrɛko sugandili nɔgɔman ye tugun bi BESS porozɛw kɔnɔ. O ye desizɔn ye min bɛ nɔ bila sistɛmu dannaya la, batiri tiɲɛni, ani poroze seginni kuntaalajan-.

Fiɲɛ nɛnɛ bɛ baara kɛ ni fiɲɛbɔlanw walima HVAC fiɲɛbɔlanw ye walasa ka funteni bɔ batiriw kɔnɔ, ka sɔrɔ ji nɛnɛ bɛ baara kɛ ni nɛnɛfɛnw lamini ye ani nɛnɛ platiw walasa ka funteni bila ka bɔ batiri moduluw la ka ɲɛ. Danfara min bɛ o ni ɲɔgɔn cɛ, o tɛ funteni bɔcogo dɔrɔn ye, nka batiri funteni bɛ se ka kɔrɔsi cogo min na ka ɲɛ fana o sistɛmu ɲɛnamaya kɔnɔ.

Fɛn dilannikɛla caman bɛ daminɛ ni fiɲɛ nɛnɛ ye k’a sababu kɛ a musaka fɔlɔ dɔgɔyali ye. Nka danyɔrɔ caman na, funteni hakɛ kɔlɔsili jugu bɛ se ka kɛ sababu ye ka selilu kɔrɔbaya cogo bɛnbali la, ka dɔ bɔ baarakɛcogo ɲuman na, ani ka se ka se ka bɔnɛ joona-ka tɛmɛ{3}}a tun bɛ fɔ cogo min na. O bɛ jago lakika-bɔ: ka warimara CAPEX la bi walima ka baarakɛcogo ni sɔrɔ lakana san 10+ nataw kɔnɔ.

Nin gafe in bɛ danfara minnu bɛ ji nɛnɛ ni fiɲɛ nɛnɛ cɛ, olu sɛgɛsɛgɛli caman kɛ, ka dɛmɛ don ka fura dɔn min bɛ bɛn porozɛ kuntilenna kɛrɛnkɛrɛnnenw ma kosɛbɛ.

Fiɲɛ-Batiri nɛnɛmaw bɛ baara kɛ cogo min na

Fiɲɛ nɛnɛnibɛ to sariya ye BESS sigicogo la. O fɛɛrɛ in bɛ tali kɛfanw ni ductingka fiɲɛ lamini ani ka funteni jɛnsɛn.

Fɛn minnu bɛ yen ani nafa minnu bɛ a la:

• CAPEX duguma: A ka c’a la, fiɲɛ nɛnɛ musaka ka dɔgɔn ka kɔn o ɲɛ, minɛnw ni sigili bɛɛ la.
• Simple Architecture: A jɔcogo ye tilennen ye, wa a kɔnɔ, pibiliki gɛlɛn si tɛ a kɔnɔ. Nɛnɛmadafura si man kan ka kɛ. O dilancogo sugandili bɛ ladonni dɔgɔya ani ka kɔnɔna bɔgɔbɔgɔli seko bɛɛ bɔ yen.
• Ladonni nɔgɔn: Sistɛmu bɛ a jigi da HVAC yɔrɔw kan minnu bɛ kɛ tuma bɛɛ. O b’a to ladonni kɛcogo kɔrɔlenw bɛ se ka sɔrɔ kosɛbɛ. Sigida baarakɛlaw bɛ se ka dilanw ni sɛgɛsɛgɛliw ɲɛnabɔ ni izini kɛrɛnkɛrɛnnenw ka dɛmɛ tɛ.

Danyɔrɔw:

• Funteni minɛcogo jugu: Ni i y’a suma ni ji ye, fiɲɛ tɛ funteni ta dɔrɔn ka ɲɛ i n’a fɔ a bɛ kɛ cogo min na.
• "Hot Spot" ko: Core cooling bɛ to gɛlɛya ye dense configurations kɔnɔ. Fiɲɛ molekiyɔrɔw tɛ se ka se kɔnɔnatumuw ma tuma bɛɛ. O yɔrɔ dumanw sigida la, olu bɛ sigida ka funteni kelen-kelen bɛɛ tiɲɛ.
• Paraziti doni caman : Ni funteni ka bon, tuma caman na, fiɲɛbɔlanw ka kan ka boli teliya la waati jan kɔnɔ, o bɛ dɔ fara fanga dɛmɛnanw baara kan. Ni lamini funteni bɛ degere 40 kɛrɛfɛ, fiɲɛ nɛnɛ hakɛ bɛ se 8–12% ma tuma caman na fanga bɔlen bɛɛ lajɛlen na. O ni jilama nɛnɛ tɛ kelen ye, a ka c’a la, a bɛ 3–5% dɔrɔn de wajibiya. O jatew bɛ danfara ka kɛɲɛ ni sistɛmu sigicogo kɛrɛnkɛrɛnnenw ye, nka baarakɛcogo ɲuman danfara bɛ to ka bonya.

Baarakɛcogo minnu bɛ kɛ cogoya la:

• Small-scale & C&I Projects: A bɛ baara kɛ ka ɲɛ sigida misɛnninw na, funteni kunbɛnni ka nɔgɔn yɔrɔ minnu na.
• C-rate dɔgɔman Baarakɛcogo: A bɛnnen don kosɛbɛ sistɛmuw ma minnu bɛ baara kɛ 0,5C duguma, i n’a fɔ kɔkanna fanga.
• Nɛnɛ waatiw: A bɛ baara kɛ ka ɲɛ yɔrɔw la, yɔrɔ minnu na lamini funteni bɛ to ka dɔgɔya kosɛbɛ.

Ji{0}}Batiri nɛnɛmaw bɛ baara kɛ cogo min na

Ji nɛnɛmaye batiri funteni ɲɛnabɔli fɛɛrɛ kɔrɔlen ye.

A bɛ baara kɛ ni nɛnɛmadalan ye min bɛ lamini, a ka ca a la aji-glycol ɲagaminen. Ji bɛ woyo ka tɛmɛ nɛnɛbɔlanw fɛ ka funteni ta ka ɲɛsin batiriw kɔnɔ. Ni fanga hakɛ bɛ ka caya, porozɛ caman bɛ ka nin fɛɛrɛ in sugandibi BESS sitɛmuw.

Fɛn minnu bɛ yen ani nafa minnu bɛ a la:

• Funteni jiginni ka fisa: Ji bɛ funteni ta ka ɲɛ ka tɛmɛ fiɲɛ kan. O bɛ kɛ sababu ye ka sistɛmu nɛnɛ joona ani ka baara kɛ ka ɲɛ.
• Funteni hakɛ kelen tigitigi: A bɛ funteni danfara min bɛ seliluw ni ɲɔgɔn cɛ, o ka dɔgɔn, a ka c’a la, a bɛ kɛ degere 1–3 kɔnɔ . O bɛ dɛmɛ ka batiri si janya.
• Dilancogo min ka surun kosɛbɛ: Ni fiɲɛbɔlan belebelebaw tɛ, o sistɛmu bɛ se ka jɔ yɔrɔ la min ka surun. O b’a to a ka nɔgɔn ka seko caman don senna-tɛgɛrɛ kelen kɔnɔ.

Gɛlɛya minnu bɛ se ka sɔrɔ:

• CAPEX fɔlɔ min ka bon: Pɔnpew, valvew ani pipew ka gɛlɛya bɛ a to wari bilali ɲɛfɛ ka caya ka tɛmɛ fiɲɛ nɛnɛ kan.
• Ladonni gɛlɛn : A bɛ a ɲini ka nɛnɛmada hakɛ ni sistɛmu sigilanw kɔlɔsi tuma bɛɛ walasa ka fɛnw bali minnu bɛ se ka bɔn. Bi dilancogo la (o laPolinovel (polinovel) yesitɛmuw), mobili-daga pibilikiw datugulenw, bɔgɔbɔgɔ-bɔgɔli kunbɛnlanw, ani bɔgɔbɔli sensɛriw bɛ kɛ ka bɔgɔbɔli farati dɔgɔya-a ka c’a la 0,1% duguma baara kɛcogo ɲuman senfɛ.
• Sisitɛmu girinya : A ka c’a la, o sigida ninnu ka gɛlɛn ka da nɛnɛmadalan ni funteni ɲɔgɔn falenfɛn wɛrɛw kan.

Baarakɛcogo minnu bɛ kɛ cogoya la:

• Nafabɔ porozɛbaw-Skalaba : A ka kan MW-dakunw na, dannaya ni ɲɛnamaya jan de ye fɔlɔfɔlɔko ye yɔrɔ minnu na.
• Sebaayaba/C{0}}hakɛ: A nafa ka bon kosɛbɛ-chargement teliya walima frequency regulation baarakɛcogo la (1C walima ka tɛmɛ o kan).
• Lamini minnu ka jugu kosɛbɛ: A bɛ baara kɛ ka ɲɛ yɔrɔ minnu ka suma walima yɔrɔ nɔgɔlenw na, i n’a fɔ kɔgɔ bɛ kɛ yɔrɔ minnu na walima buguri gɛlɛn bɛ yɔrɔ minnu na.

Ji nɛnɛ ni fiɲɛ nɛnɛ: Kɛrɛ-kɛrɛ-kɛrɛfɛla sumalen

Tablo min bɛ duguma, o bɛ ji nɛnɛ ni fiɲɛ nɛnɛ sumacogo caman jira.

Mun na nɛnɛ sugandili nafa ka bon: Farati saba minnu bɛ sɔrɔ a sɔrɔcogo jugu la

Nɛnɛ dafalen tɛ farati la ka tɛmɛ "nafa dɔgɔyali" dɔrɔn kan; a bɛ se ka kɛ sababu ye ka nafolo nafa bɛɛ lajɛlen bɔnɛ. Fɛn fɔlɔ saba de bɛ nin farati in bila mɔgɔ la:

1. "Thermal Runaway" Farati

Ni a kɛranɛnɛbɔcogotɛ se ka funteni bɔ teliya la fanga baara waati la, funteni bɛna to ka wuli.

• Farati min bɛ a la: Ni funteni cayara ka tɛmɛ a dan kan, o bɛ se ka kɛ sababu ye ka funteni boli. Nin ye cakɛda ye min na selilu kelen dɛsɛlen bɛ nɔ bila tɔw la. O dɛsɛ bɛ se ka jɛnsɛn rack bɛɛ kɔnɔ. Ni a ka jugu, a bɛ se ka kɛ sababu ye ka tasuma walima hali ka binkanni kɛ, ka sistɛmu ni yɔrɔ tiɲɛ.

2. Teliya "Capacity Fade".

Baarakɛyɔrɔ funteni caman ye batiri tiɲɛni sababu fɔlɔ ye. O funteni in bɛ kɔnɔna sɛgɛn teliya, ka tigɛ ka ɲɛsin fanga seko bɛɛ ma waati kɔnɔ.

• Farati min bɛ a la: Ni nɛnɛbɔlan ma ɲɛ, a seko bɛ se ka dɔgɔya ka kɔn a ɲɛ kosɛbɛ ka tɛmɛ a tun bɛ fɔ cogo min na. Tuma dɔw la, sitɛmu min dabɔra baara kuntaalajan-nan na, o bɛ se ka bin a lamini na70%seko ni dɔnko san damadɔ kɔnɔ. O bɛ se ka kɛ sababu ye ka fanga dicogo laɲiniw dafa. A bɛ se ka kɛ sababu ye fana ka jalakiw lase mɔgɔ ma, ka fara batiri caman cili kan ka kɔn o ɲɛ ani min ma labɛn.

3. "Weak Link" Sistɛmu dɛsɛ

I n’a fɔ an y’a ɲɛfɔ cogo min na, fiɲɛ nɛnɛ bɛ to ka funteni ɲɔgɔn sɔrɔ.

• Farati min bɛ a la: Minɛn kɔnɔ selilu minnu ka suma kosɛbɛ, olu bɛna tiɲɛ fɔlɔ. Ikomi seliw bɛ ɲɔgɔn sɔrɔ ɲɔgɔn kɔ/paralɛli la, o "jɛgɛn barikama" damadɔw bɛ dan sigi megawatt-skala sitɛmu bɛɛ ka baarakɛcogo la. I bɛ laban ni minɛn belebeleba ye, selilu fanba bɛ kɛnɛya yɔrɔ min na, nka nafa tɛ o sigida la bawo u kɛmɛsarada la, u hakɛ fitinin dɔ "sa" funteni degun fɛ.

Fiɲɛ nɛnɛ ni ji nɛnɛ musakaw sumacogo

Musaka danfara lakika min bɛ fiɲɛ nɛnɛ ni ji nɛnɛ cɛ, o tɛ sɔngɔ fɔlɔ dɔrɔn ye. A bɛ bɔ sistɛmu bɛ baara kɛ cogo min na waati kɔnɔ-kɛrɛnkɛrɛnnenya labaarakɛcogo ɲuman, batiri si janya, ani a ladonni.

1. CAPEX(Kapitali musaka ) .

• Fiɲɛ nɛnɛ: A bɛ se sɔrɔ sɔngɔ fɔlɔ kan. Fɛnɲɛnɛmako ka nɔgɔn, o b’a to wari bilali fɔlɔ bɛ dɔgɔya kosɛbɛ.
• Liquid Cooling: A musaka ka bon ka kɔn o ɲɛ. Pɔnpew ni nɛnɛ platiw ka sigida gɛlɛn bɛ a ka c’a la, o bɛ 15-25% fara CAPEX kan.

2. "3℃Rule" ani Batiri tiɲɛni

Ka kɛɲɛ ni...Arrhenius ka ɲɔgɔndan, batiri tiɲɛni bɛ teliya kosɛbɛ ni funteni ye. I n’a fɔ sariya, ni baarakɛcogo funteni cayara degere 10 o degere 10 (degere 20–60 kɔnɔ), kɔrɔya hakɛ bɛ kɛ siɲɛ fila ye.

• Fiɲɛ nɛnɛ: A ka c’a la, o bɛ na ni funteni danfara ye(ΔT) ye degere 5–10 yeseliw ni ɲɔgɔn cɛ. O bɛ kɛ sababu ye ka "weak link" syndrome-selilu minnu ka suma kosɛbɛ, olu bɛ dɛsɛ fɔlɔ, o bɛ dɔ bɔ sɛrɛ bɛɛ seko la.
• Ji nɛnɛ: Ji nɛnɛ ka fisa ni funteni sabatili ye, a bɛ funteni danfara (ΔT) minɛ sirilen kɔnɔA ka dɔgɔn walima a bɛ bɛn degere 3 malabɛnko ɲuman. Donanw bɔra...Jamana ka fanga kura sɔrɔcogo laboratuwari (NREL) .bɛ o nafa in dɛmɛ, k’a jira ko o funteni ɲɛnabɔli tigitigi sugu bɛ se ka batiri si janya bonya ni20–30%.

3. Yɔrɔ ni yɔrɔ labɛnni

ROI fana bɛ nɔ bila dugukolo ni jusigilan musakaw la.

• Density: Ji nɛnɛ bɛ a to seliw ka pake ka gɛlɛn barisa a mago tɛ fiɲɛbɔlan belebelebaw la. A ka c’a la, a bɛ fɛnw di30-40%fanga hakɛ min ka bon.
• Siti musaka : Aw bɛ se ka 5MWh+ don minɛn kɔnɔ min janya ye mɛtɛrɛ 20 ye ni ji nɛnɛ ye, k’a sɔrɔ fiɲɛ nɛnɛ bɛ to ka da 3,4MWh kan. O bɛ dɔ bɔ dugukolo jago musakaw ni siwili musakaw la ni tila sabanan ɲɔgɔn ye.

4. Ladonni ni sigida lakanani

• Fiɲɛ nɛnɛ: O ye "da wulilen" ye min bɛ kɛnɛma fiɲɛ sama. Bugun walima kɔgɔ bɛ yɔrɔ minnu na (kɔgɔjida la walima kungo kɔnɔ), filɛri ladonni ni kɔnɔna sɔgɔli bɛ dɔ fara OPEX kan kosɛbɛ.
• Liquid Cooling: O ye sigida "dalen" ye (IP55/IP65 ye). A bɛ batiriw bɔ kɛnɛma nɔgɔw la, o bɛ kɛ sababu ye ka Uptime ka caya ani ka kɔrɔtɔko dilan musakaw dɔgɔya.

ROI Summary Tablo

Kiiritigɛ: Jɔn de bɛ se sɔrɔ ROI kɛlɛ la?

Sugandili "ka fisa" bɛ bɔ i ka porozɛ ka baarakɛcogo n’a wariko siratigɛ la pewu:

• Aw bɛ Air Cooling sugandi ni: Aw ka poroze ye fitinin-skala (< 1 MWh ), used infrequently for simple backup power (< 0.5 °C), and you have a very limited initial budget. In these cases, the high CAPEX of liquid cooling may not be justifiable.
• Aw bɛ Liquid Cooling sugandi ni: I bɛ nafama-scale walima high-density system (kɛrɛnkɛrɛnnenya la ni 314Ah+ cellules ye. Nafolo fɔlɔ min ka bon, o ye fɛɛrɛ tigɛlen ye walasa ka LCOS dɔgɔya, ka Round-Trip Efficiency caman sɔrɔ, ani nafolo min bɛ mɛn 20%.

Sugandili kɛcogo Fiɲɛ nɛnɛ ni ji nɛnɛ cɛ BESS kɔnɔ

Sugandili kɛli fiɲɛ ni ji nɛnɛ cɛ, o tɛ ko jumɛn ka fisa. A bɛ tali kɛ min bɛ bɛn i ka poroze ma. Walisa ka desizɔn nɔgɔya, i bɛ se ka fɛn koloma naani lajɛ.

1. Batiri seko ni fanga hakɛ

Ni batiri fanga bɛ bonya, funteni marali bɛ gɛlɛya ka taa a fɛ.

• Fiɲɛ nɛnɛni bɛnnen don caman na sistɛmuw ma minnu bɛ baara kɛ ni seliw ye minnu ka seko ka dɔgɔ- (200Ah lamini na) walima porozɛ minnu yɔrɔ bɛ se ka kɛ low-density layouts ye.
• Liquid Cooling bɛ kɛ nafama ye ni baara bɛ kɛ ni seliluw ye minnu ka seko ka bon i n’a fɔ314Ahani sanfɛ, yɔrɔ minnu na sistɛmu compact dilancogo bɛ kɔnɔna funteni hakɛ ("funteni yɔrɔ") da.

👉 Danyɔrɔ caman na, ji nɛnɛ bɛ to ka funteni kɔlɔsili sabatilen di.

2. Jibɔ fanga (C-Rate) .

Ni jibɔ hakɛ ka ca, o bɛ kɛ sababu ye ka funteni caman bɔ o sigida la.

• KosɔnC-ta hakɛ dɔgɔyalen baarakɛcogo ( A ka dɔgɔn walima a bɛ bɛn 0,5C ma) ., i n’a fɔ tile fanga jiginni walima kɔkanna marali, fiɲɛ nɛnɛ bɛ se ka kɛ.
• KosɔnC-ta hakɛ caman ( A ka bon walima a bɛ bɛn 1C ma) ., i n'a fɔEV chargement station fanga maraliani frequency regulation, a ka c’a la, ji nɛnɛ de ka fisa walasa ka funteni camanba teliya kunbɛn.

👉 O nafa ka bon kɛrɛnkɛrɛnnenya la BESS baarakɛcogo la min fanga ka bon-, yɔrɔ minnu na funteni degun bɛ nɔ bila sistɛmu sabatili la k’a ɲɛsin a yɛrɛ ma.

3. Siti lamini ni waati cogoya

Lamini cogoyaw bɛ se ka nɔba bila nɛnɛ kɛcogo la.

• So kɔnɔ sigida minnu bɛ kɔrɔsi walima yɔrɔ minnu ka nɔgɔn, fiɲɛ nɛnɛ bɛ se ka baara kɛ ka ɲɛ.
• Nka, porozɛ minnu bɛ kɛ yɔrɔw la minnu funteni ka bon, i n’a fɔ kungodaw walima yɔrɔ minnu ka timi, fura min ka gɛlɛn kosɛbɛ, o de ka kan.

👉O ko ninnu na, nɛnɛbɔlan minnu dabɔra waati funtenimaw kama-olu ka teli ka baara kɛ ni u yejilama nɛnɛ-ka lakana ɲuman di funteni, buguri ani nɛnɛ ma. Funteni maracogo ɲuman ye fɛnba ye walasa ka BESS sigidaw to u ka se ka da u kan kungo kɔnɔ ani yɔrɔw la minnu ka timi. Kɔgɔjida la walima sigida minnu bɛ kɛ ni kemikɛli ye, sigida minnu bɛ se ka kɛ, olu bɛ se ka ɲɛfɔ ni C4/C5 anti-nɔgɔli lakanani ye, a ka c’a la, a bɛ tiɲɛ ni kɔgɔ fiyɛli sɛgɛsɛgɛli ye (misali la, ASTM B117).

4. Nafolosɔrɔ siratigɛ la (CAPEX ni LCOS) .

Nɛnɛ sugandili tɛ fɛɛrɛko dɔrɔn ye. O fana ye wariko latigɛ ye.

• A ka c’a la, fiɲɛ nɛnɛni musaka ka dɔgɔn ka kɔn o ɲɛ. O b’a kɛ sugandi ɲuman ye porozɛw kama minnu bɛ kɛ waati kunkurunnin kɔnɔ walima minnu bɛ kɛ ni baarakɛnafolo-dan ye.
• Ji nɛnɛni musaka ka ca a daminɛ na. Nka, a bɛ se ka na ni nafa ɲuman ye waati tɛmɛnen kɔfɛ. A bɛ dɛmɛ don ka baarakɛcogo ɲɛ, ka batiri si janya, ani ka dɔ bɔ ladonni magow la.

👉 Porozɛ minnu ka ɲɛtaa ka jan (san 10–15),jilama nɛnɛtuma caman na, o bɛ na ni fɛnw marali musaka hakɛ dɔgɔyali ye (LCOS).

Desizɔn teliya Pont

Walasa ka ɲɔgɔn sanga teliya la, aw ye ja lajɛ min bɛ duguma.

BESS baarakɛyɔrɔ bɛ ka yiriwa. Fiɲɛ nɛnɛ bɛ baara kɛ porozɛ misɛnninw-wari fanga dɔgɔman-porozɛw ye i n’a fɔ baarakɛnafolo-terikɛ, sugandili min bɛ se ka da a kan. Nka, ji nɛnɛ kɛra izini sariya ye seko ni dɔnko caman na. Sisan, a ye fɛɛrɛ nafama ye -sɔn nataw la, fanga marali min bɛ baara kɛ kosɛbɛ.

FɛPolinovel (polinovel) ye, an bɛ baara kɛ ni fiɲɛ-nɛnɛ ni ji-nɛnɛ sigida fila bɛɛ ye sigida ɲininenw kama. I mana kɛ yɔrɔ kɔrɔ dɔ sɛmɛntiya walima i mana 5+ MWh porozɛ kura labɛn, an ka jɛkulu bɛ se k’i dɛmɛ ka LCOS jateminɛ ka da i ka cogoya kɛrɛnkɛrɛnnenw kan.

Yala aw labɛnnen don ka aw ka fanga maracogo ɲɛ wa?

Ka weleAn ka Tekniki Jɛkulu ka ɲɛsin funteni faratiw jateminɛni ma fu ani ROI sumacogo caman na. An ka sigida dɔ jɔ min bɛ to nɛnɛ na, min bɛ to lakana la, ani min bɛ to nafa la san tan caman kɔnɔ.