Adeɛ a obiara nka nkyerɛ wo upfront nie: dodoɔ no araahoɔden a wɔkora soinstallations no nnyɛ huammɔ efisɛ na hardware no nye. Wɔdi nkoguo ɛfiri sɛ obi ansusu da sɛ ɔbɛbisa "twɛn, so ɛsɛ sɛ yɛsan susuw saa adeɛ yi ho ankasa?"
Mahu sɛ ɛba saa. Adekoradan bi a ɛwɔ Ohio sɛee dɔla 340,000 wɔ batere a wɔde yiyi wɔn ti a ɛkɔ soro sen biara ho. Ɔyɛɛ adwuma kɛse asram dunwɔtwe. Afei wɔn utility no san hyehyɛɛ demand charges. Sikasɛm nhyehyɛe no nyinaa bubui anadwo biako, na obiara anhu asram asia bio efisɛ-wosusuwii-obiara nhwɛ.
Enti bere bɛn ankasa na ɛsɛ sɛ wohwɛ wo ahoɔden a wode sie no? Ɛnyɛ mmerɛw sɛnea wubesusuw no.
Nneɛma a Ɛda Hɔ (Sɛ Nkurɔfo Da So Yɛ Basabasa) .
Nsakrae a ɛba wɔ mmere horow mu.Ahohuru bere biara. Ahwease biara. Wo load profile wɔ July mu no nte sɛ December koraa. Sɛ woreyɛ dispatch algorithms koro no ara afe-round a, ebia woregyaw sika wɔ pon no so. Anaasɛ nea enye koraa-woresɛe wo batere no ankasa ntɛmntɛm sen sɛnea ɛho hia denam sakre a wobɛtra so bere a ɛnsɛ sɛ woyɛ saa.
Saa adwene yi wɔ hɔ sɛ sɛ wo hyehyɛ system bi pɛ a, ɛyɛ... tu mmirika kɛkɛ. Optimization software na ɛbɛdi ho dwuma. Na ampa, nnɛyi ahoɔden a wɔde di dwuma ho nhyehyɛe ahorow no yɛ nea nyansa wom. Nanso wɔreyɛ optimizing ama parameters a wode maa wɔn no. Parameters sesa. Guadidan ahorow sesa. Wim tebea sesa.
Quick reality check: bere bɛn na etwa to a obi a ɔwɔ wo kuw no mu twee adwumayɛ ho amanneɛbɔ ahorow no ankasa na ɔde totoo mfitiase feasibility nhwehwɛmu no ho? Di nokware.
Grid Adeyɛ Biara akyi
Oyi deɛ ɛnyɛ-negotiable.
Blackout a wɔagyae? Hwɛ wo application ahorow no mu. Voltage a ɛkɔ fam? Hwɛ. Frequency deviation a ɛkanyan wo inverter no ahobammɔ dwumadi ahorow? Akyinnye biara nni ho sɛ hwɛ.
Nea enti a eyi ho hia sen sɛnea adwumayɛfo dodow no ara hu ni: grid nsɛm a esisi da sɛnea wo nhyehyɛe no yɛ adwuma ankasa wɔ adwennwen ase adi, na ɛnyɛ sɛnea wo mfonini ahorow no hyɛɛ nkɔm sɛ ɛbɛyɛ adwuma no. Mpɛn pii no, nsonsonoe bi wɔ hɔ. Ɛtɔ da bi a ɛyɛ papa-wo nhyehyɛe no ayɛ adwuma boro so, ɛyɛ kɛse. Nanso ɛtɔ mmere bi a wuhu sɛ wo black start tumi no wɔ sikɔne 47 a ɛkyɛ a woansusuw ho da, na wɔ ntɛmpɛ ankasa mu no, ɛno ne nsonsonoe a ɛda kanea a wobɛkɔ so asɔ ne insurance krataa a ne bo yɛ den yiye ntam.
Nwoma a wɔakyerɛw no nso ho hia. Ɛsɛ sɛ grid event mmuae biara ma post-mortem. Ɛnyɛ sɛ mmarahyɛfo hwehwɛ nti (ɛwom sɛ wɔhwehwɛ kɛse de), na mmom esiane sɛ saa nsɛm a esisi yi yɛ wo adwennwen sɔhwɛ ahorow a wontua hwee nti. Wobɛtua afotufoɔ sika pa ama data a wobɛnya afiri wiase grid basabasayɛ ankasa mu.
Bere a Wo Utility Sesa Biribiara
Tariff nhyehyɛe foforo. Nhyehyɛe foforo a wɔde bua ahwehwɛde ahorow. Bere-a-de nhyehyɛe mu nsakrae di dwuma. Nkitahodi ahwehwɛde foforo.
Ɛsɛ sɛ eyinom mu biara kanyan nhwehwɛmu ntɛm ara.
Me ne facility manager bi kasaeɛ wɔ California afe a atwam no-wɔwɔ 2 MWh nhyehyɛeɛ fɛfɛ a wɔayɛ no yie ama wɔn 2019 rate structure. TOU periods shifted by two hours in 2022. Wɔkɔɔ so yɛɛ optimization profile dedaw no asram awotwe bio ansa na obi a ɔwɔ akontaabu mu rehu sɛ sika a wɔbɔ no nhyia projections. Asram awotwe. Ɛno nyɛ anibiannaso, ɛno yɛ... asetra kɛkɛ. Nkurɔfo nni adagyew.
Fa kalenda so nkaebɔ ahorow sisi hɔ. Aniberesɛm. Sɛ wo utility no de rate nsakraeɛ to gua (wɔhwehwɛ sɛ wɔde amanneɛbɔ ma), saa amanneɛbɔ da no kɔ obi kalenda mu tẽẽ sɛ "review storage application parameters" adwuma.
Asɛmmisa a Ɛfa Ɔsɛe Ho
Battery degradation nyɛ linear, na application no nkyerɛkyerɛmu yɛ messier sen capacity curves kyerɛ.
Nea mepɛ sɛ meka ni. Ka sɛ wode 1,000 kWh tumi a wotumi de di dwuma na efii ase. Mfeɛ mmiɛnsa wɔ, wowɔ 920 kWh. Fine, woahwere 8%-a ebia ɛwɔ wo projected degradation envelope no mu. Nanso so wo nso wobuu nokwasɛm a ɛyɛ sɛ wo round-trip efficiency so tew fii 86% kɔɔ 83% no ho akontaa? Sɛ bere a wode bua mmuae no kɔɔ soro milisekɔn 180? Sɛ wo tumi a ɛwɔ soro sen biara no so tew 12% ɛwom mpo sɛ ahoɔden tumi so tew 8% pɛ de?
Saa nsakrae yi mma wo application no nyɛ adwuma. Nanso wɔsakra sikasɛm no ampa. Ebia ntease wom.
Owura-adwumayɛfo dodow no ara hwɛ tumi afe biara. Ɛno ne nea esua koraa. Sɛ wode nhyehyɛe no redi dwuma ama frequency regulation anaasɛ grid dwumadie foforɔ a ɛsom boɔ -a, quarterly no nteaseɛ wɔ mu kɛseɛ. Sɛ wowɔ afe ason anaa nea ɛboro saa wɔ lithium-ion nhyehyɛe so a, susuw ɔsram biara spot checks wɔ adwumayɛ metrics ho.
Nkwammoaa no mfa wo sikasɛm kalenda no ho.
Apam Foforo Windows
Ɛda adi nanso ɛfata sɛ yɛka: bere biara a worebɛn foforoyɛ mfɛnsere no wɔ tumi atɔ apam, offtake apam, anaa grid services apam so no, ɛno ne wo bere. Nokwarem no, asram abiɛsa kosi asia ansa na saa mfɛnsere no abue no ne wo bere.
Dɛn nti na bere a wɔde di kan no? Efisɛ sɛ wo nhwehwɛmu no da no adi sɛ ɛsɛ sɛ aplikeshɔn no pivot-ka sɛ, sɛ wofi arbitrage kronkron so kɔ stacked-value kwan a ɛka arbitrage ne frequency regulation bom-wohia bere a wode bɛyɛ:
Tu mmirika sikasɛm ho nhyehyɛe foforo no
Wo ne wo ahoɔden sohwɛ softwea tɔnfo no nni nkitaho (sɛ ɛho hia sɛ wɔsakra algorithm mu a) .
Nya mmara kwan so pene (ma grid dwumadie binom) .
Tete adwumayɛfo a wɔyɛ adwuma wɔ adwumayɛbea ahorow
Ebia mpo fa afotufo bɛba
Worentumi nyɛ saa nneɛma no nyinaa wɔ adapɛn abien mu ansa na apam bi atwam.
Mfiridwuma mu Nsakrae Nsɛntitiriw
Eyi ne nea ɛyɛ squishy no. Bere bɛn na mfiridwuma foforo ho hia ankasa ma wo instɔlehyɛn a wowɔ dedaw no?
Ɛnyɛ battery chemistry mu nkɔso biara na ɛfata. Ɛnyɛ software update biara na ɛsakra wo calculus. Nanso ebinom yɛ saa.
Akwankyerɛ a ɛyɛ den a mede di dwuma:
Hwɛ anibere so bere a:
Mfiridwuma foforo a wɔde sie no nya ɛka a ɛne wo nhyehyɛe a wode ahyɛ mu no yɛ pɛ (wɔ $/kWh nnyinaso so) NA ɛma kyinhyia nkwa nna anaa adwumayɛ a eye
Wo inverter yɛfo no yi firmware update kɛseɛ bi adi (ɛnyɛ patches-nkyerɛaseɛ akɛseɛ) .
Wo utility no de gua so nneɛma foforo a wo mprempren nhyehyɛe no ntumi nkɔ so no to gua
Co-agyapadeɛ a ɛwɔ hɔ (te sɛ owia PV) nya nkɔsoɔ
Mma wo ho nnyɛ wo hu wɔ:
Laboratory nkɔsoɔ a ɛyɛ "mfeɛ anum firi aguadiɛ mu" (wɔakɔ mfeɛ anum firi afe 2015)
Ɛka a ɛkɔ fam nketenkete wɔ nnuruyɛ a ɛne wɔn ho wɔn ho di akan mu
Wo fipamfo a ɔde nhyehyɛe foforo bi rehyɛ mu
Ɛnyɛ botae no ne sɛ wobɛtaa ade biara a ɛhyerɛn akyi. Botaeɛ no ne sɛ wobɛte aseɛ berɛ a asase no asesa araa ma wo mfitiaseɛ dwumadie nsusuiɛ no nkura mu bio.
Adesoa Nsakrae Kɛse akyi
Wɔde afiri foforo a wɔde yɛ nneɛma aka ho? Wɔato adekoradan bi mu? Wɔasesa akɔ nsakrae abiɛsa mu sen sɛ wɔbɛyɛ abien? Wɔde EV charging station bi ahyɛ mu?
Wo load profile sesa ara pɛ, a ɛkyerɛ sɛ wo storage application no value proposition no sesa ara pɛ.
Mebɛka nokware-ɛha na mihu reassessments a wobu ani gu so kɛse. Obiara kae sɛ ɔbɛhwɛ ne storage system no bere a storage system no wɔ nsɛmnsɛm no. Adwumayɛfo kakraa bi pɛ na wɔwɔ akwan horow a ɛde frankaa kyerɛ nneɛma a wɔkora so nhwehwɛmu bere a biribi foforo a ɛwɔ wɔn adwumayɛbea no sesa no.
Si saa bridge no. Ma ɛnyɛ obi adwuma sɛ obebisa sɛ "ɛbɛyɛ dɛn na eyi ka yɛn nneɛma a yɛkora so?" bere biara a nsakrae titiriw bi bɛba wɔ adwumayɛ mu wɔ baabi foforo wɔ adwumayɛbea no.
Kalenda Ɔkwan a Wɔfa so Yɛ Adwuma a Wɔmpɛ
Ɛtɔ mmere bi a, wuhia adwuma bi a ɛhyɛ obi kɛkɛ.
Afe afe nhwehwɛmu ahorow. Obiara a ɔwɔ dan no mu: adwumayɛbea sohwɛfo, ahoɔden ho ɔfotufo (sɛ wode bi di dwuma a), obi a ofi sikasɛm mu, obi a ofi adwumayɛ mu. Ade pɔtee biara nni hɔ a ɛkanyan, nhyehyɛe a wɔde hwɛ ara kwa:
Adwumayɛ ne nsusuwii ahorow
Guadidan mu tebea horow
Mmara kwan so tebea a atwa yɛn ho ahyia
Mfiridwuma ho nimdeɛ a ɛfa ho
Apam tebea
Ahobammɔ ne mmara a wodi so
Ɛnyɛ sexy. Ɛrenkyere biribiara. Nanso ɛkyere drift a ɛboaboa ano bere a obiara de n’adwene si da biara da oprehyɛn so no.
Bere a Biribi Te nka sɛ Ɛyɛ Adwuma
Fa wo ho to wɔn a wɔyɛ adwuma no so.
Mate saa asɛm yi mu nsakrae mpɛn dumien: "Ná ɛte sɛ nea biribi yɛ soronko, nanso dashboard no kae sɛ biribiara ye, enti yebuu yɛn ani guu so." Afei asram abiɛsa akyi no, ɔhaw ankasa bi ba a anka wobetumi akyere no ntɛm.
Batere nhyehyɛe ahorow no yɛ nea ɛyɛ den. Software dashboard ahorow kyere nea obi susuwii sɛ ɔbɛsusuw. Adwumayɛfo a wɔn ho akokwaw hyɛ nhwɛso ahorow a ɛnna adi wɔ KPI ahorow mu no nsow.
Sɛ wo on-site adwumayɛfo ka sɛ biribi te nka sɛ ɛnteɛ-nnyigyei no sesa, ɔhyew suban no te sɛ soronko, sakre nhyehyɛe no hwɛ nwonwa-hwehwɛ mu. Sɛ wunhu hwee mpo a, woagye wo nhyehyɛe no ne wo adwumayɛfo no awosu nyinaa atom.
Nea Eyi Te Ankasa
Ma memma wo nhyehyɛe a ɛyɛ nokware. Ɛnyɛ pɛ, nanso ɛyɛ adwuma:
Dapɛn biara:Adwumayɛ ho amanneɛbɔ a wɔde wɔn ankasa yɛ. Obiara nkenkan eyinom kɔ akyiri dapɛn biara, nanso ɛwɔ hɔ, na obi hwehwɛ mu hwehwɛ frankaa kɔkɔɔ.
Ɔsram biara:Metrics nhwehwɛmu ntɛmntɛm tia botaeɛ. 15 simma, ebia 30. Sika a wɔnya akyidie, tumi a wɔdi ho adanseɛ, akwantuo a ɛkɔ baabiara-kwantuo a ɛyɛ yie.
Afe abiɛsa biara:Dive a emu dɔ. Nneɛma a ɛkɔ so wɔ ɔsɛe mu. Guadibea tebea sesa. Mmara mu nsakrae biara a ɛfata sɛ yɛhyɛ no nsow.
Afe biara:Akwankyerɛ mu nhwehwɛmu a edi mũ. Biribiara a ɛwɔ pon no so. So saa application yi da so ara yɛ application a ɛfata?
Trigger-gyina:Nhwehwɛmu a wɔyɛ ntɛm ara wɔ grid nsɛm a esisi, utility nsakrae, adesoa mu nsakrae akɛse, anaa apam mu nsɛntitiriw akyi.
Siesie cadence no gyina mfe a nhyehyɛe no adi, sɛnea application no yɛ den, ne sika dodow a ɛwɔ asiane mu ankasa so. 100 kWh atenaeɛ nhyehyɛeɛ nhia nhwehwɛmu a ɛte sɛ 50 MWh utility-scale installation. Pefee.
Asɛm a emu dɔ wɔ ha-na mɛwie wɔ eyi so-ne sɛ ahoɔden akoraeɛ aplikeshɔn nyɛ nneɛma a ɛyɛ static a wo hyehyɛ pɛnkoro na wo werɛ afiri. Mfiridwuma no, gua ahorow, mmara ahorow, w’ankasa dwumadi ahorow: biribiara rekɔ so. Ɛsɛ sɛ wo application no ne no kɔ.
Anaasɛ anyɛ yiye koraa no, ɛsɛ sɛ wode adwempa si gyinae sɛ ɛnsɛ sɛ etu. Ɛno nso yɛ paw a ɛfata. Nanso ɛsɛ sɛ ɛyɛ nea wɔpaw, na ɛnyɛ akwanhyia.
Obiara mpɛ sɛ ɔbɛyɛ Ohio adekoradan no. Hwɛ wo application ahorow no mu.