BESS Frequency Regulation: MW ni MWh bonya cogo

BESS ka frequency (fɔkanw) labɛnnibɛ baara kɛ ni batiri fanga teliyalen ye, sira fila fɛ walasa ka balanbaliya waati kunkurunnin-la kuran sɔrɔli ni a ɲinini cɛ. Ni rezow ka frequency (grid frequency) binna, batiri fanga marayɔrɔ bɛ fanga baarakɛta bɔ. Ni frequency (fɔkan) wulila, a bɛ charge (sara) ani ka fanga minɛ. Fɛnɲɛnɛmaw ɲɛnabɔbaga, .fanga maracogo siratigɛ la, fanga jiginni sira ni batiri ɲɛnabɔcogo bɛ o baara in kɛ ɲɔgɔn fɛ, wa u kelen-kelen bɛɛ bɛ se ka dan sigi jaabi la u yɛrɛma.

Teliya ye a yɔrɔ nɔgɔn ye. Bi inverter-based BESS o BESS bɛ se ka fanga baarakɛta caman Changé segin kɔnɔ walima a dɔgɔyalen. Fɛn min bɛ a latigɛ ni frequency-regulasiyɔn porozɛ bɛ wari sɔrɔ, o tɛ ɲɛnajɛba ye kosɛbɛ: fanga hakɛ min bɛ se ka baara kɛ tiɲɛ na, cogo min na, a bɛ se ka kɛ cogo min na-charge window kɔnɔ, delay hakɛ min bɛ sigi mɛtɛrɛ ni inverter cɛ, ni regulation signal bɛ batiri bila ka taa a ka yɔrɔ laban kelen na, ani ni izini bɛ tɛmɛ sistɛmu baarakɛla ka prequalification test fɛ a ɲinini fɔlɔ la.

Nin gafe in bɛ taama jaabi yɛrɛ fɛ, jatebɔ jatebɔ min bɛ kɛ ni misali dafalen ye min bɛ baara kɛ, dɛsɛ cogoya minnu bɛ jira baara kɛtuma na.

BESS Frequency Regulation ye mun ye?

Grid frequency bɛ waati balansi lakika - jira sɛnɛfɛnw bɔli ni fɛnw tacogo cɛ. Ni ɲinini tɛmɛna mɔgɔw bɔli kan, a caya bɛ jigin. Ni mɔgɔw bɔnsɔn tɛmɛna ɲinini kan, a caya bɛ wuli. Frequency-regulating resource b’a ka baarakɛ fanga Changer walasa ka dɛmɛ don o balansi seginni na.

BESS bɛ se ka taa fan fila bɛɛ fɛ:

• Jaabi min bɛ kɛ ni frequence dɔgɔman ye:batiri bɛ fanga bɔ rezow kɔnɔ.
• Jaabi min bɛ kɛ ka caya kojugu:batiri bɛ charge ani ka fanga minɛ ka bɔ rezow la.

Ameriki Woroduguyanfan sigidaw bɛ boli caman na ni 60 Hz tɔgɔlama ye; Erɔpu, Angletɛri ani sigida caman wɛrɛw fanba bɛ baara kɛ ni 50 Hz ye. Activation thresholds, deadbands ani response profiles wajibiyalenw bɛ bɔ grid code ni sistɛmu baarakɛla la min bɛ baara kɛ, a tɛ bɔ batiri feerela fɛ.

Danfara kelen nafa ka bon ka labɛn joona, bawo a bɛ fɛn bɛɛ bila ka jigin: frequency regulation ye afangabaara, kɔkanna fanga ye ankisɛyacákɛda. Sariyasun b’a ɲini fanga caman cili teliya la, tigitigi, segin-ka-bɔnyew kan minnu bɛ suman segin ni miniti kɔnɔ. Backup bɛ bɔli sabatilen ɲini min bɛ suman lɛrɛw kɔnɔ. BESS kelen bɛ se ka o fila bɛɛ kɛ, nka a ka kan ka bonya ani ka kɔlɔsi u fila bɛɛ la - ani baara fila ninnu bɛna ɲɔgɔn sɔrɔ sara cogoya kelen na.

Mun na Grid Frequency bɛ Changé

Kuran bɛ ban a bɔ waati kelen na, o la, bɛnbaliya bɛ jira o yɔrɔnin bɛɛ la i n’a fɔ frequency deviation. O sababuba dɔw ye jɛnɛrato taama ye, transmisi fili, izini doni belebele dɔ daminɛni, fɛn kuraw bɔli barika la, fili min bɛ kɛ ka ɲɛsin kofɔli ma, ɲɔgɔndanba dɔ kɛra walima doni belebele dɔ tigɛli. Balanbaliya bonya n’a teliya bɛ Rate of Change of Frequency, frequency nadir juguya ani latilen fanga hakɛ min bɛ sistɛmu mago ɲɛ, o bila.

Sinkɔrɔn jɛnɛratow bɛ fɛn caman ta minnu bɛ wuli ka wuli, minnu bɛ se ka fɛn caman wulicogo barikama kɛlɛ a danma. Tile PV, fiɲɛbɔlan fanba ani BESS bɛɛ bɛ ɲɔgɔn sɔrɔ fanga ɛntɛrinɛti fɛ o nɔ na. Ni inverter-based resources bɛ sinkɔrɔn fleet yɔrɔ dɔ bila u nɔ na, ​​rotational inertie inherent dɔgɔya bɛ sɔrɔ, wa jaabi caman ka kan ka bɔ inverter controls labɛnna ka ɲɛ ani contract reserves la. NERC ka dannaya sira kanBPS-batiri fanga marayɔrɔw ni izini ɲɔgɔndanwbɛ frequency response teliya minɛ i n’a fɔ seko BESS ka kan ka se ka min di, wa a bɛ adjustable droop gains ni deadbands ladilikan di chargement ni dischargement cogo fila bɛɛ la, ni transition seamless ye u ni ɲɔgɔn cɛ.

BESS Frequency Regulation bɛ baara kɛ cogo min na: Ko kelen, filanan ni filanan

Barokun fanba bɛ kɔrɔsili blokiw ɲɛfɔ. Nafa ka bon ka tugu ko kelen kɔ jiri in fɛ. Waatibolodalen min bɛ duguma, o ye misali baaralen ye min bɛ kɛ 10 MW izini kan 50 Hz sigida la min bɛ jaabi di sigida jigincogo dɔ ma - jatedenw ye cidenw ye, u tɛ fɛn ɲɛfɔcogo ye.

Fɛn fila minnu bɛ o cakɛda in na, olu nafa ka bon ka sigi u kan, bawo porozɛw bɛ dɛsɛ yɔrɔ minnu na tiɲɛ na, olu de don.

Fɔlɔ, deviation-ka-setigiya jiginni. A ka c’a la, droop jaabi bɛ sɛbɛn i n’a fɔfanga jaabi=frequency deviation × control gain. O ye hakilinata jɛɲɔgɔnya ye hakilina ɲɛfɔli kama, a tɛ dilancogo ɲɔgɔndan ye. Waleya lakika mago bɛ taamasiyɛn bɛnkan na, frequency nominal reference, droop percentage min bɛ tali kɛ power base ɲɛfɔlen dɔ la, deadband, saturation at rated power, ramp limit, ani hard clamps ka bɔ SOC ni temperature la. Erɔpu jamanaw ka sinkɔrɔn yɔrɔ la, misali la, ENTSO-E'wpolitiki min bɛ FCR ka nafolo kanb’a ɲini ko baarakɛcogo kana mɛn ni fɛn dilannen ye, wa a ka daminɛ ni segin fila ye, frequency step kɔfɛ, ko FCR dafalen ka di ni 200 mHz deviation ye, ani ko deadband ni insensitivity faralen ɲɔgɔn kan, ka to 10 mHz ɲɔgɔn kɔnɔ. O paramɛtiri naani - reference, droop, deadband, saturation - ye fɛn ye test engineer bɛna min lajɛ tiɲɛ na.

Filanan, fanga tila-tilacogo. Kunnafoni-falen-falen-minɛnw lisɛli jan tɛ foyi fɔ kalanden ye mɔgɔ min ka baara ye ni jaabi tɛmɛna. Fɛnɲɛnɛmaw jɔcogo fanba la, farali bɛ i n’a fɔ nin:

• PCS: 1.1.ramp rate, tracking accuracy near zero power, seamless charge-ka-discharge transition, fili boli-tɛmɛ. A ka c’a la, latɛmɛni yan ye milisekɔndi ye wa a man teli ka kɛ gɛlɛya ye.
• Fɛnɲɛnɛmaw ɲɛnabɔbaga / EMS:droop curve, deadband, SOC correction offset, tilali baarabolodalenw ni ɲɔgɔn cɛ, kɛwalew kumaɲɔgɔnya bɔnɛ kan. Nin yɔrɔ in de la tuning sɔsɔli fanba bɛ Jigin.
• BMS:o yɔrɔnin bɛɛ charge ni discharge fanga danw, ka da selilɛri voltage, current, temperature ani SOC kan. A bɛ se ka i ka seko ni dɔnko bɛrɛbɛrɛ tigɛ tilayɔrɔ fila la ni makun ye sɔgɔma nɛnɛ waati.

BMS dantigɛli ka kan ka jateminɛ dilancogo la sanni ka jateminɛ kɛ sɛgɛsɛgɛli waati la. Litiyamu selilɛriw bɛ sɔn charge current dɔgɔyalenba ma funteni dɔgɔyalen na, o la jiri min bɛ simetri la ka ɲɛ degere 25 la, o bɛ se ka kɛ ko a tɛ se ka jigincogo hakɛlen di degere −5 la fo pakew ka sumaya. A yamaruyarabatiri ka baarakɛcogo funteni hakɛani funteni-minɛn ka se k’a minɛ o la, o ye frequency-baarakɛcogo dɔ ye, a tɛ kɛ kɔfɛko ye.

Frequency Regulation vs Fast Frequency Response: Dancɛ sigilen bɛ yɔrɔ min na

Frequency terminology tɛ standardize diɲɛ kɔnɔ, wa jagofɛnw tɛ se ka ɲɔgɔn falen. Erɔpu sigidaw bɛ baara kɛ ni Frequency Containment Reserve ye, otomatiki Frequency Restoration Reserve ani bolola Frequency Restoration Reserve; Nordik suguw ye FCR tila ka kɛ normal-baarakɛcogo ni jɔrɔnanko fɛnw ye. Ameriki Woroduguyanfan suguw bɛ baara kɛ ni Primary Frequency Response ye, Regulation Up and Down, Fast Frequency Response, synchronized reserve ani contingency reserve ye. Baarakɛminɛnw bɛ karti ɲɔgɔn kan hakilinata siratigɛ la, i n’a fɔ a bɛ duguma cogo min na.

O dilancogo kɔlɔlɔ ye tilennen ye. Fɛn min bɛ wele ko contingency-style product, o man teli ka wele, o la, fanga min bɛ sɔrɔ baarakɛcogo kelen na, o ka dɔgɔ nka a dili waati wajibiyalen ka jan. Regulation signal min bɛ tugu tuma bɛɛ, o bɛ wele tuma bɛɛ, o la, throughput ka bon ani SOC drift ye faratiba ye. Batiri 10 MW kelen in ye masin wɛrɛ ye a kelen-kelen bɛɛ la.

BESS Frequency Regulation Controls, Latency ani Telemetriki

Architecture danma dɔ bɛ grid meter → plant controller walima EMS → bolifanga jiginni siratigɛ la→ batiriw bilayɔrɔw, ni jaabiw bɛ segin ka tɛmɛ o sira kelen fɛ ka taa SCADA la. O cakɛda in ka ɲɛfɔli lisɛli ka jan, nka fɛn saba de bɛ kɛ sababu ye ka kɔrɔbɔli fɔlɔ-a ɲinini dɛsɛ fanba kɛ:

1. Latɛmɛni laban-ka{1}}ban, suman ka bɔ frequency excursion la mɛtɛrɛ la ka se fanga ma ɲɔgɔndan yɔrɔ la - tɛ PCS jaabi waati la min fɔra kunnafonidilan dɔ kan. Metɛri kurayali hakɛ, filɛri waati basigilenw, protocol polling interval ani controller cycle waati bɛɛ bɛ ɲɔgɔn dalajɛ.
2. Deadband ni droop labɛncogo, min ka teli ka sigi yɔrɔ saba la (PCS, izini ɲɛmɔgɔ, EMS) wa a ka kan ka sigi tuma bɛɛ u kelen tigitigi la.
3. Kumaɲɔgɔnya-bɔnɛ kɛcogo, bawo baarakɛla bɛna a kɔrɔbɔ. Ni izini bɛ setpoint laban minɛ, ka ramps to zero walima ka segin ka bin local droop kan, o ye sugandili ye min bɛ kɛ bɛnkansɛbɛn kɔnɔ, wa a ka kan ka bɛn sugu sariyaw ma.

Komisiyɔn maana min bɛ kɛ tuma bɛɛ, o bɛ boli nin cogo in na : PCS bɛ jaabi di 200 ms jukɔrɔ banbali kan, nka mɛtɛrɛ bɛ poll Modbus TCP kan s 1 kɔnɔ, controleur bɛ 500 ms cycle boli ni s 1 filɛri ye, ani jiri jaabi sumanlen bɛ se segin fila ɲɔgɔn ma senfɛ. Inverter tun tɛ gɛlɛya ye abada. Protocole tɔgɔ dali - Modbus TCP, IEC 61850, DNP3, walima baarakɛla-kɛrɛnkɛrɛnnenya la interface - fana tɛ bɔli kɛ; porozɛ ka kan ka kunnafonidilanw labɛn, ka kunnafoniw kuraya hakɛw, ka fanga kɔrɔsi ani ka dɛsɛ kɛcogo sɛbɛn.

MW vs MWh ka ɲɛsin Frequency Regulation ma

Size fili min ka teli ka kɛ, o ye ka sistɛmu san a ka MW hakɛ kan. MW hakɛ bɛ fanga hakɛ jira izini bɛ se ka pikiri kɛ walima ka min minɛ yɔrɔnin kelen. MWh hakɛ bɛ a jira a bɛ se ka to o la waati hakɛ min na. Ni danfara bɛ u ni ɲɔgɔn cɛfanga ni fanga hakɛwbɛ fu la hali bi , a sigi sen kan sani i ka dakun nata kalan , bawo fɛn o fɛn bɛ duguma , o bɛɛ ye jatebɔ ye min jɔlen bɛ a kan .

Jɛɲɔgɔnya min bɛ daminɛ na, o ka nɔgɔn:

Fanga wajibiyalen=sariyasunba fanga × dili waati wajibiyalen

A fana bɛ ɲini ka kɛ jaabi ye abada. Tɔgɔla MWh tɛ MWh ye min bɛ se ka baara kɛ, wa a ka c’a la, danfara bɛ kɛ factor fila walima ka tɛmɛ o kan.

BESS bonya cogo min na ka ɲɛsin Frequency Regulation ma

1nan : Aw bɛ wajibi ta ka bɔ sistɛmu baarakɛla yɛrɛ la

Sani fɛn wɛrɛ ka kɛ, i ka sugu gafe min bɛ sen na sisan ani i ka fɛn dilannen ka se ka kɛ ka kɔn o kɛcogo ɲɛ, ka sɔrɔ ka ninnu bɔ: MW wajibiyalen ka wuli, MW wajibiyalen ka jigin, jaabi waati, baarakɛwaati dafalen-, fɛnw dili waati fitinin, segin waati, tiɲɛni ni sɔrɔli wajibiyalenw, sɔngɔ fitinin hakɛ, jateminɛ ni telemetriki sariyaw, ani sɛgɛsɛgɛli kɛcogo yɛrɛ. Aw kana wajibiw kopi kɛ ka bɔ jamana wɛrɛ la walima baarakɛla wɛrɛ la - nin ye lɛrɛ kelen ye min nafa ka bon kosɛbɛ{3}} dilancogo bɛɛ la.

2nan : Aw bɛ fanga hakɛ sigi ka kɛɲɛ ni dan bɛɛ ye sira kan

Reserve min kɛra bɛnkansɛbɛn kɔnɔ, o dɔrɔn tɛ PCS ka ɲinini ye. Sanfɛla seko bɛ se ka dantigɛ ni PCS bɔli hakɛ ye, BMS bɔli dan, rezow bɔli dan, transformateur hakɛ, fanga maralen walima yɔrɔ doni. Jiginni seko bɛ se ka dantigɛ ni PCS sara hakɛ ye, BMS sara hakɛ, grid import dan, seko tɔ walima yɔrɔ ɲinini. Ni fɛn dilannen simetriki ye, sira fila bɛɛ ka kan ka sɔrɔ seko ni dɔnko bɛnkan na waati kelen na - a ka c’a la, sirili dantigɛli ye min ma mɔgɔ si ma misali kɛ.

3nan : Aw bɛ fanga baara kɛ min bɛ se ka baara kɛ, o kɔ aw bɛ baara kɛ kɔfɛ ka tɔgɔla sɛbɛn

Nin yɔrɔ in de la misali baaralen bɛ a ka keep sɔrɔ.Ja minnu bɛ duguma, olu ye misali ye min bɛ ɲɛfɔli kɛ fɛɛrɛ ɲɛfɔcogo kan; u tɛ fɛn ɲɛfɔlen ye wa u man kan ka kɛ porozɛ dɔ la ni baarakɛla yɛrɛ ka fɛn dilannenw sariyaw tɛ.

Wajibiya:10 MW simetriki regulation, miniti 15 ka to ka dili dafalen kɛ sira fila bɛɛ la.

• Fanga min bɛ ɲɔgɔndan yɔrɔ la, sira kelen-kelen bɛɛ: 10 MW × 0,25 h =2,5 MWh.
• Jibɔ sira (PCS, transformateur, auxiliaires) bɛ 94% ɲɔgɔn na : seliw ka kan ka fɛnw di ɲɔgɔn ma2,66 MWh.
• Charge sira bɛ 94% ɲɔgɔn na : ka 2,5 MWh minɛ mɛtɛrɛ la, o bɛ kɛ2,35 MWhka don seliw kɔnɔ.
• Total DC swing min ka kan ka sigi finɛtiri yamaruyalen kɔnɔ:≈ 5,0 MWh- jateden naive siɲɛ fila, bawo simetriki fɛn dɔ mago bɛ fanga maralen naanikunkolo yɔrɔ lankolon o waati kelen na.
• SOC finɛtiri min bɛ se ka kɛ 10–90% (80% bɛ se ka baara kɛ): tɔgɔlasɛbɛn ɲɛnamaya daminɛ na A ka bon walima a bɛ bɛn 5,0 / 0,8 ≈ ma6,3 MWh.
• Garanti min bɛ seko ni dɔnko marali garanti 70% san 10nan na, ni dɔ farali tɛ a kan : tɔgɔlasɛbɛn ≈ 5,0 / (0,8 × 0,7) ≈8,9 MWh.

O la, "miniti 15-" wajibiyalen min bɛ MW 10 izini kan, o bɛ fanga-ni-se fanga hakɛ bɔ yɔrɔ dɔ la, min bɛ 0,63 ni 0,89 MWh cɛ MW kelen kɔnɔ - a tɛ 0,25 ye min bɛ fɔ kunkanko jatebɔ fɛ. O kɔfɛ, ɛntɛrinɛti latigɛ bɛ jɛya : ka 9 MWh ɲɔgɔn san tile fɔlɔ la, ka sɔn capex ma ani ka C-hati nɔgɔman diyabɔ ; walima ka jɔ 6,5 MWh lamini na ani k’a yɛrɛ bila ka dɔ fara a kan san duuru walima san wɔɔrɔ kɔnɔ. U fila bɛɛ bɛ se ka lafasa. Fɛn min tɛ se ka lafasa, o ye ka 2,5 MWh fɔ. Add site-specific derating on top - sustained 40℃ambient bɛna musaka kɛ seko ni dɔnko la ani ka doni dɛmɛnan kɔrɔta, wa o baara min bɛ bɔ o la, o ye a yɔrɔba ye mun nanɛnɛbɔlan sugandiliye frequency-regulation decision ye sanni ka kɛ masinko detayɛli ye.

4nan : SOC finɛtiri sugandi ni laɲini ye

Laɲini min bɛ yɔrɔ dantigɛlen cɛmancɛ kɛrɛfɛ, o bɛ sira fila sɛgɛsɛgɛli lakana, ani ka ɲɛsin fɛn simetriki ma min ka teli ka kɛ daminɛyɔrɔ ɲuman ye. O ye daminɛ ye, a tɛ sariya ye. Laɲini ɲuman bɛ wuli ni tariku taamasiyɛn bias ye, baarakɛcogo asimɛtiri, fanga sigicogo sariyaw, chimie, garanti cogoyaw, baarakɛcogo wɛrɛw stacked ani ko juguba-ko juguba waati makɔnɔnen. Kontrɔla ka kan ka laɲini ladilan ni fanga ye; kɛmɛsarada la min latigɛra gɛlɛn-kodɔnlen don komisiyɔn na, o ye ɲɛnamaya kɛcogo jugu sɔrɔyɔrɔ dɔnta ye kɔfɛ-ɲɛnamaya kɔnɔ.

5nan : Aw bɛ tiɲɛni ni laban--ɲɛnamaya dancɛ don a la

Fɛnɲɛnɛma min bɛ wajibi dafa ni a kura don, o bɛ se ka dɛsɛ a la san wɔɔrɔ kɔnɔ. Size model mago bɛ kalandriya kɔrɔya la, bisikili kɔrɔya la, funteni jirali la, baarakɛcogo makɔnɔnen na, SOC cɛmancɛ la, C{1}}ta hakɛ la, garanti dancɛw la, dɔ farali bolodacogo la ani - min nafa ka bon kosɛbɛ - ɲɛnamaya kɛcogo dantigɛli jɛlen na-ɲɛnamaya kɛcogo wajibiyalen min fɔra unit kelenw kɔnɔ ni bɛnkansɛbɛn ye.

6nan : Aw bɛ simulatigɛ kɛ ka kɛɲɛ ni kunnafonidilan lakikaw ye

Simulation against representative frequency or dispatch data ye dilancogo fɛɛrɛ ye min bɛ se ka da a kan kosɛbɛ, nka ladilikan nafa tɛ a la n’a paramɛtiriw tɛ. Kalan min bɛ se ka lafasa, o b’a jira tariku kunnafonidilan jumɛn de kɛra baarakɛminɛn ye ani waati jumɛn kan, misali ta waati, SOC fɔlɔ ani kɔsa in na politiki, sɔnni sariyaw, ani sɛgɛsɛgɛli ko kɛlenw. Nafa min ka dɔgɔn : a dɔgɔyalenba kalo tan ni fila ka bɔ baarakɛla ka taamasiyɛn bɔlen na a yɛrɛ ka ɲɛfɔli la, o bɛ bɔ SOC nafa fɔlɔ caman na, ni dɛsɛ ɲɛfɔlen don i n’a fɔ waati o cɛmancɛ, yɔrɔ min na izini tɛ se ka fanga min bɛ bɛnkansɛbɛn lase sira fila bɛɛ la. Kalo o kalo cɛmancɛ bɛna finɛtiri surunw dogo tigitigi minnu bɛ i ka sɔrɔli sarali musakaw bɔ.

SOC ɲɛnabɔli ka ɲɛsin Frequency Response ma

Regulation bɛ batiri yɔrɔ janya a laɲini na. Kontrɔla mago bɛ segin-ka-bɔ-fɛɛrɛ la : charge (sara) walima bɔli dɔɔnin dɔɔnin ko kɛlenw ni ɲɔgɔn cɛ, offset (offset) min bɛ kɛ ka ɲɛsin sariyasunba cikan ma, walima jago minnu bɛ kɛ fanga sugu la walasa ka baarakɛyɔrɔ lasegin. Laɲini ye simetriki ye - fanga maralen caman ka se ka bɔ ni frequency binna, seko lankolon bɛ se ka charge ni a wulila.

Karamɔgɔya dɛsɛcogo ye saturasiyɔn ye. A bɛ i n’a fɔ nin waleyali la : taamasiyɛn min bɛ ni bias persistent fitini ye, o bɛ SOC taama sanfɛ ka tɛmɛ wulada fɛ ; ni 85% ye jiri in tɛ se ka sɔn jigincogo dafalen ma tugun ; baarakɛla ka baarakɛcogo jate bɛ jigin, wa ikomi jate bɛ kɛ bɛnkansɛbɛn seko bɛɛ kan, sɔrɔ bɔnɛ ka bon kosɛbɛ ka tɛmɛ fanga kan min bɛ o la. Foyi ma dɛsɛ. Alarm si ma ci. O dilancogo y’a Jira dɔrɔn ko taamaʃyɛn in ye fanga-neutre ye.

Misali la, PJM bɛ RegD taamaʃyɛn teliyalen Di RegA taamaʃyɛn teliyalen kɛrɛfɛ, wa danfara min bɛ nafolo teliyalenw na, o bɛ Kɛ ni sarati ye sanni ka garanti - sariya dafalenw ni sisan taamaʃyɛn dilanni ɲɛnamaya kɔnɔPJM gafe 12: Baarakɛcogo balansi, ani tariku taamasiyɛn kunnafoniw bɛ bɔ kɛnɛ kan. O hakilina kɔrɔbɔ ka kɛɲɛ n’o kunnafoniw ye sanni i k’a ciyɛn ta. Erɔpu gunba kɔnɔ, o gɛlɛya kelen bɛ ɲɛnabɔ k’a jɛya : ENTSO-E bɛ batiriw minɛ i n’a fɔ fanga marayɔrɔ danmadɔw-, wa a bɛ SOC-marako hakilina baarakɛta de wajibiya ka fara fanga marayɔrɔ fitinin kan, min sɛbɛnnen don ka kɔn a ka se sɔrɔli ɲɛ, ni baarakɛwaati fitinin ye miniti 30 ye o yɔrɔ suguw la kɔlɔsili waati la.

Batiri tiɲɛni ka kɛɲɛ ni Regulation Duty ye

Frequency regulation kɔrɔ ye ko lamaga misɛnnin caman, minnu bɛ kɛ tuma caman na. O sɛgɛn min bɛ sɔrɔ o bɛ bɔ fanga bɔli bɛɛ lajɛlen na, sɛrɛkili kelen-kelen bɛɛ juguya, charge ni bɔli hakɛ, selilɛri funteni, SOC cɛmancɛ, waati min bɛ kɛ SOC dan kɛrɛfɛ, nɛnɛ kɛcogo, chimie ani kalolabɔ si.

A ka c’a la, sariyasunba sɛgɛsɛgɛli minnu man dun, olu ka nɔgɔn ka tɛmɛ jibɔ juguw kan minnu bɛ segin-ka-bɔ, nka o ye ŋaniya ye, a tɛ garanti ye, wa o tɛ sababu ye ka gɛlɛya in jateminɛn: NREL taselilɛri ɲɛnamaya misali baarabɛ seko fade jira min bɛ boli ɲɔgɔn fɛ funteni, C{0}}hakɛ, bɔli juguya ani charge cogoya fɛ, ni kalolabɔ-kɔrɔya fɛɛrɛw bɛ taa ɲɛ hali ni seliw bɛ cycle cogo o cogo. Batiri min bɛ minɛ SOC caman na ani funteni caman na walasa ka sanfɛla labɛnni to sen na, o bɛ kɔrɔya hali don lafiyalen na. Porozɛ kɛrɛnkɛrɛnnen dɔ ka sɔrɔyɔrɔ ɲumanw ye seli walima sistɛmu feerela yɛrɛ ka ɲɛnamaya kurulenw ye ani garanti ka tɛmɛsira sariyasun, minnu kalanna ɲɔgɔn fɛ.

Jagokɛla ka misali ka kan ka taa ni fɛn caman cili walima dɔ farali musaka ye, garanti ka tɛmɛn, taama-taama-taama-taama bɔnɛw, nɛnɛ fanga, seko min tɛ sɔrɔ, baarakɛcogo jalakiw ani SOC seginni fanga. Jaabi teliya t’a jira ko baara musaka ka dɔgɔ.

Prequalification ani Performance Testing ka ɲɛsin Frequency Regulation ma

Jagokɛlaw ka frequency services fanba bɛ jirali de wajibiya sani u ka se ka suguw sen don a la. A ka c’a la, kɔrɔbɔli bɛ jaabiw latɛmɛni, ramp hakɛ, fanga sabatili, tuguni tiɲɛni, sanfɛ ni duguma seko, SOC ɲɛnabɔli, telemetriki, sɔrɔli, a seginni baara kɛlen kɔfɛ ani kɛwalew sɛgɛsɛgɛ kumaɲɔgɔnya bɔnɛ waati.

Ɲɛfɔli kelen, bawo kumasen bɛ ɲagami tuma bɛɛ:FERC ka yamaruya No. 841b’a ɲini Ameriki RTOw ni ISOw fɛ u ka sendonni misaliw sigi senkan minnu b’a to kuran marali bɛ se ka seko, fanga ani baara dɛmɛnanw di, a bɛ se ka minnu kɛ fɛɛrɛko siratigɛ la, ni a bonya hakɛ dantɛmɛnen tɛ tɛmɛ kilowati 100 kan. O ye asugu-sɔrɔko hukumu kɔnɔ. A tɛ sɛgɛsɛgɛli gafe ye, jaabi-waati ɲɛfɔli, telemetriki taabolo walima sɛgɛsɛgɛli sɛbɛn min bɛ kɛ ka kɔn se sɔrɔli ɲɛ. Olu bɛ bɔ RTO walima ISO suguya kelen-kelen gafe kɔnɔ min bɛ baara la don min na i bɛ - kɔrɔbɔ ani u bɛ Changé. Sɛbɛn min bɛ yen sisan, o sɔrɔ sisan seginnkanni kɔnɔ, sani i ka dilancogo bila nɛnɛ na.

Stacking Frequency Regulation ni Baara wɛrɛw ye

A ka c’a la, BESS bɛ se ka sariyasunba ni fanga arbitrage fara ɲɔgɔn kan, .peak shaving (sɔgɔsɔgɔninjɛ kuntaalajan)., ɲinini-sara dɔgɔyali, sɛnɛfɛnw sɛnɛcogo kura, seko ni dɔnko baarakɛlaw, kɔkanna, tension dɛmɛni walima ɲɔgɔndan ɲɛnabɔli. Stacking bɛ baarakɛcogo ɲɛ, nka baarakɛminɛnw bɛ ɲɔgɔn sɔrɔ fanga, fanga ani SOC kunkoloyɔrɔ kelen na : arbitrage bɛ se ka batiri fa fa kojugu walasa ka jigincogo ɲɛnabɔ ; kɔkanna reserve dɔ bɛ fanga sɔgɔ ka bɔ suguba kɔnɔ; peak shaving bɛ se ka PCS seko dun o waati kelen na. EMS ka kan ka jatebɔ kɛ ka kɛɲɛ ni bɛnkansɛbɛn fɔlɔ ye, nafa makɔnɔnen, batiri cogoya ani farati - ani mɔgɔ dɔ ka kan k’a latigɛ, ka kɔn o ɲɛ, baara jumɛn bɛ bɔnɛ ni u bɛ ɲɔgɔn gosi.

Aggregation bɛ tugu o hakilina kelen de kɔ portfolio niveau la. Kuran sɛnɛyɔrɔ lakika bɛ batiri tilalenw, EV chargeurw ani doni caman jira i n’a fɔ nafolo kelen min bɛ se ka kɔrɔsi, o min bɛ nafolo misɛnninw kɛ jago siratigɛ la nka a tɛ fɛɛrɛko wajibiyalen si bɔ yen : hali bi, portfolio ka kan ka kuran bɛnkansɛbɛn di ka ɲɛ, ni sumanikɛlan sɛgɛsɛgɛlen ye ani kumaɲɔgɔnya latɛmɛni ɲɛnabɔlen. Ameriki jɛgɛfeerelaw ka sendonni kama, politiki jɛgɛn min bɛ tali kɛ o la, o yeFERC ka yamaruya No. 2222fanga sɔrɔcogo tilalenw faralen ɲɔgɔn kan, a tɛ kɛ yamaruya 841 ye.

Misali wɔɔrɔ minnu bɛ musaka caman bɔ-Labɛnni porozɛw wari

• A bonya bɛ kɛ MW dɔrɔn na.PCS min fanga ka bon-, ni fanga finman min bɛ se ka baara kɛ, o bɛ SOC dan dɔ gosi sani jiginni waati ka ban.
• Tɔgɔsɛbɛn MWh furakɛli i n’a fɔ fanga sɔrɔlen.SOC finɛtiri, tiɲɛni, bɔnɛw ani baarakɛcogo maralenw bɛ to a tilancɛ jukɔrɔ kosɛbɛ baarakɛyɔrɔ la.
• Ka ɲinɛ jiginɛ sariyaw kɔ.Batiri dafalen tɛ se ka fanga tɛmɛnen minɛ. Seko lankolon ye nafolo ye.
• Ni an y’a miiri ko taamasiyɛn ye fanga-neutre ye.Aw k’a kɔrɔbɔ ni baarakɛla ka tariku kunnafoniw ye minnu bɔra kɛnɛ kan, aw kana a lajɛ ni fɛn dilannen ɲɛfɔli ye.
• Jaabi waati sanni ka bɔ kunnafonidilan dɔ la.Hakɛ min sɛgɛsɛgɛra, o ye jiri jaabi laban-ka{1}}ban, wa a ka c’a la, jateminɛ ni protocol delay de bɛ fanga sɔrɔ a kan.
• Modeli sɔrɔko ni tiɲɛni tɛ.Suguba sɔrɔta bɛɛ tɛ poroze tɔnɔ ye ni sɛgɛn, sarali fanga, bɔnɛ, jalaki ani sɔrɔli bɔra.

BESS Frequency Regulation sannifeere sɛgɛsɛgɛli sɛbɛn

Sɛgɛsɛgɛli sɛbɛn nafa ye k’a dɔn i ka kan ka fɛn minnu ɲɛnabɔ i yɛrɛ ye. U kuluw kɛli o cogo la:

Aw ye ninnu labɛn ka kɔn RFQ - ɲɛ u bɛ masin ɲɛfɔ

• Jamana laɲinilen, grid baarakɛla ani frequency kɛrɛnkɛrɛnnen-service product
• MW wajibiyalen sanfɛ ani MW duguma, ani ni fɛn dilannen ye simetri ye
• Jiginni waati wajibiyalen ani baarakɛwaati dafalen-
• Grid jɛgɛn tension, transformateur ani switchgear danw
• Prequalification test procedure ani sɔrɔli garanti
• Baara wɛrɛ minnu ka kan ka kɛ ɲɔgɔn kan, n’u ka fɔlɔfɔlɔ sigicogo ye

Olu bɛ sɔngɔ lamaga fɛnw na - k’u latigɛ ni hakili ye

• MWh min bɛ se ka baara kɛ ani SOC ka baarakɛyɔrɔ min bɛ se ka kɛ
• Daminɛ-ɲɛnamaya ani labanko garanti-ɲɛnamaya seko
• PCS ka taa a fɛ ani doni girinya hakɛ
• Batiri chimie, nɛnɛ kɛcogo ani design ambient
• Batiri garanti ani a ka baarakɛcogo dan; dɔ farali labɛncogo kan
• Tasuma-lakanani ni sigida kode wajibiyalenw

A to feerekɛla ka ninnu sugandi, o kɔ, u ka segin u kan

• EMS ni plant-contrôleur baarakɛcogo tilalen don, ani BMS dantigɛli
• SCADA protocole, data points, sampling ani telemetry dilancogo
• Yɔrɔjan diagnostic, spares ani O&M scope

Olu bɛ fɛn caman Changements orders (Yɛlɛma yamaruyaw) Lawuli ni u tora u ma jɛya

• Jaabi-waati ɲɛfɔli - suman yɔrɔ min na, ani jɔn ka kɔrɔbɔli fɛ
• Kumaɲɔgɔnya-bɔnɛ kɛcogo
• Jɔn ye SOC recentring energy n’a musaka tigi ye
• Ni sɔrɔli bɛ suman izini walima portfolio hakɛ la

Nin kunnafoni caman in ɲɛnabɔli ye min b’a to feerekɛlaw bɛ quotation kɛ ka kɛɲɛ ni baara yɛrɛ ye sanni u ka sɔngɔ da generic dɔ kanbatiri sitɛmu min bɛ minɛn kɔnɔani ka danfara sɔrɔ baara kɛtuma na.

Ɲininkali minnu bɛ kɛ tuma caman na

BESS bɛ se ka jaabi teliya cogo di ni frequency deviation ye?

A ka c’a la, PCS yɛrɛ bɛ jaabi di sekɔndi kelen jukɔrɔ kosɛbɛ. Fɛnɲɛnɛma jaabi min bɛ kɔrɔbɔ, o bɛ teliya, bawo mɛtɛrɛ kurayali hakɛ, filɛri, protocole polling ani controller cycle time faralen ɲɔgɔn kan - segin fila laban na ka taa laban na, o ye ko ye min bɛ kɛ izini kan min ma labɛn. Fɛn dilannenw ka ɲininiw tɛ kelen ye : ENTSO-E ka Erɔpu jamanaw ka sariyaw b’a ɲini FCR baarakɛcogo fɛ, a ka kan ka daminɛ segin fila kɔfɛ, frequency step kɔfɛ, ka se baarakɛcogo dafalen ma segin 30 kɔnɔ ni 200 mHz deviation ye, k’a sɔrɔ sugu wɛrɛw bɛ profilw ɲɛfɔ minnu tɛ kelen ye kosɛbɛ.

Frequency-regulation BESS mago bɛ MWh joli la?

A ka ca ni fanga × kuntaala ye kosɛbɛ. Ni simetriki 10 MW fɛn dilannen don ni miniti 15-minnu dili wajibiyalen ye, misali jatebɔ min bɛ sanfɛ, o bɛ jigin 6,3 MWh ɲɔgɔn cɛ ɲɛnamaya daminɛ na ani 8,9 MWh cɛ n’i b’a fɛ ka wajibi dafa ɲɛnamaya laban na k’a sɔrɔ dɔ ma fara a kan - ka kɛɲɛ ni 2,5 MWh ye ka bɔ formula naive la. Multiplier bɛ bɔ mago la fanga maralen ni kunkolo yɔrɔ fila bɛɛ la, SOC finɛtiri min tɛ 100% ye, fɛn caman tigɛli bɔnɛw ni seko bɛ ban.

Charge cogoya jumɛn bɛ kɛ ka frequency regulation kɛ?

Baarakɛcogo simetriki kama, finɛtiri min bɛ se ka kɛ, o cɛmancɛ kɛrɛfɛ, o la fan fila bɛɛ ka to ka sɔrɔ. Laɲini tigitigi ka kan ka taa ni taamasiyɛn bias ye, baarakɛcogo asimɛtiri, chimie, garanti cogoyaw ani baarakɛminɛnw bɛɛ lajɛlen minnu bɛ ɲɔgɔn kan - cogo la min bɛ se ka kɛ, a man kan ka taa i n’a fɔ nimɔrɔ gɛlɛn-kodɔn.

Yala frequency regulation energy-neutre ye wa?

A tɛ se ka da a kan. Siginiden dɔw dabɔra walasa u ka ɲɔgɔn sɔrɔ ka taa ɲɛmajɔbaliya la finɛtiri surun dɔ kɔnɔ, wa sugu dɔw b’o ɲɔgɔndɛmɛ kɛ sarati ye. Bias persistant ye SOC saturation sababu nɔrɔlen ye, o la, hakilina ka kan ka kɔrɔbɔ ni baarakɛla ka tariku taamasiyɛn bɔlen ye sanni a ka dilan in.

Yala frequency regulation bɛ batiriw tiɲɛ wa?

A b’u kɔrɔya, i n’a fɔ wajibi bɛɛ. Bisi bolicogo min man dun, min bɛ kɛ tuma caman na, o ka teli ka nɔgɔya MWh kelen kɔnɔ ka tɛmɛ jibɔ jugumanba segin-segin kan, nka jibɔ bɛɛ lajɛlen, C-hakɛ, funteni ani SOC cɛmancɛ bɛɛ bɛ ban, wa kalandriya kɔrɔya bɛ taa ɲɛ o mana kɛ cogo o cogo. Ɲininkali min nafa ka bon jago siratigɛ la, o tɛ ko sɛgɛn bɛ kɛ nka ni baara bɛ to garanti ka tɛmɛsira anwɛlɛki kɔnɔ.

Yala BESS kelen bɛ se ka frequency regulation ni backup power kɛ wa?

Farikolo ta fan fɛ ɔwɔ, wa a ye wajibi ye min bɛ kɛ tuma caman na sanutility-scale izini porozɛw. Nka kɔkanna fanga maralen tɛ sɔrɔ sugu la, wa jatebɔ bɛ SOC finɛtiri dɔgɔya, sariyasunba baarakɛyɔrɔ bɛ se ka baara kɛ ni min ye. Baara fila bɛɛ bonya k’a jɛya, ani ka kɔn k’a latigɛ min bɛ sɔn bɛnbaliya waati la.

Farankan

BESS frequency regulation bɛ grid sabati ni chargement walima discharge ye joona ani ka kɛɲɛ ni supply-demand imbalance ye. Teliya, sira fila ani tuguni tiɲɛni ye nafa lakikaw ye, wa olu fana ye porozɛ in yɔrɔ nɔgɔman ye ka ɲɛ.

Yɔrɔ minnu bɛ kɔlɔlɔ latigɛ, olu ye fanga ye min bɛ se ka baara kɛ SOC finɛtiri kɔnɔ, sumani ni kɔrɔsili cakɛda laban-ka se{1}}ban latɛmɛni, SOC fɛɛrɛ min bɛ kisi taamasiyɛn bias ma, tiɲɛni modɛli min bɛ bɛnkansɛbɛn dafa hali bi san tan kɔnɔ, ani dilan min bɛ wuli ka kɛɲɛ ni suguya gafe ye min bɛna baara kɛ tiɲɛ na kɔrɔbɔli la. Baarakɛla ka sisan ɲɛfɔli sɔrɔ, ka simulatigɛ boli ni hakilina fɔlenw ni sɔnni sariyaw ye, ka jatedenw bila dakunw kan. O de bɛ frequency regulation wuli ka bɔ BESS seko caman na ka kɛ kontra-poroze labɛnnen ye.