Kuphatikiza kwa Kuchaja kwa Dzuwa ndi Kusunga: Yankho Lalikulu Kwambiri la Zero-Emission

Yankho Lachangu:Dongosolo lochaja losungira mphamvu ya dzuwa (PV + BESS + EV charging) limaphatikiza kupanga kwa photovoltaic, dongosolo losungira mphamvu ya batri (BESS), ndi DC fast charging mu kapangidwe kamodzi, kanzeru ka grid komwe kamalola malo ochaja kupanga mphamvu yake yoyera, kuisunga, kuitumiza ku magalimoto, komanso kuigulitsanso ku grid. Mu 2026, iyi ndi njira yokhayo yochaja yomwe nthawi imodzi imachotsa mpweya woipa wa tailpipe, kuchotsa zopinga za grid-capacity, ndikusandutsa magetsi kuchokera ku malo osungira ndalama kukhala chuma cha ndalama - zomwe zimapangitsa kuti ikhale yankho lomaliza la zero-emission pa zomangamanga za EV zamalonda.

Chiyambi

Kuphatikiza kwa mphamvu yosungiramo mphamvu ya dzuwa ndi kugwirizana kwa matekinoloje atatu okhwima — photovoltaics (PV), batire energy storage (BESS), ndi bidirectional EV charging — mu dongosolo limodzi lamagetsi lokonzedwa bwino, ndipo lakhala njira yodziwika bwino ya projekiti iliyonse yayikulu ya EV yamalonda mu 2026. Siteshoni yachizolowezi yolipirira mwachangu imangotulutsa ma kilowatts kuchokera ku gridi yogawa galimoto nthawi yomwe galimoto ifika; malo olumikizirana osungiramo mphamvu ya dzuwa m'malo mwake amakonza, kusunga, ndikusankha mphamvu zake, kuti athe kulipiritsa magalimoto ndi mphamvu zonse ngakhale gridiyo ili yofooka, dzuwa litalowa, kapena mitengo yamagetsi ili pamwamba kwambiri.

Vuto lomwe limathetsa ndi kapangidwe kake. Mphamvu zochapira mwachangu za DC za 120 kW mpaka 480 kW zimafika modzidzimutsa, ndipo makampani opereka chithandizo amakana kugwiritsa ntchito maulumikizidwe a malo omwe sangatsimikizire kuti angakwanitse kukwanitsa kufunikira kwawo kwakukulu. Nthawi yomweyo, kupanga mphamvu ya dzuwa kumachitika pang'onopang'ono - kuchuluka kwa masana, kuchepa kwa madzulo - komwe ndiko kusiyana kwenikweni kwa kufunikira kwa kutchaja. Chaja yodziyimira payokha imatha kutsekedwa ndi mphamvu ya transformer, kuphwanyidwa ndi ndalama zochapira, ndikuzimitsidwa ndi kuzimitsidwa. Dongosolo lochapira losungira mphamvu ya dzuwa limachotsa njira zonse zitatu zolephera chifukwa BESS imagwira ntchito ngati chotetezera pakati pa dzuwa, gridi, ndi galimoto.

Nkhani ya bizinesi siilinso yongopeka. Popeza mtengo wa batri uli pansi pa $100/kWh pamlingo wa makina m'misika yambiri komanso mphamvu za inverter tsopano zikupitirira 96%, malo olumikizidwa nthawi zonse amapereka ndalama zobwezera zaka 3-6 m'madera omwe ali ndi mitengo yofunikira panthawi yomwe mitengo ikupita patsogolo, pomwe akuteteza ogwiritsa ntchito ku kusasinthasintha kwamitengo yamagetsi mtsogolo. MIDA imamanga chilichonse chofunikira pa kapangidwe kameneka - kuyambiraMa module a mphamvu ya dzuwa a MPPTomwe amakolola ma PV mwachindunji mu basi ya DC, kutiMa module amphamvu a AC-DC omwe ali mbali ziwirindiMayankho ochapira a V2Gzomwe zimalola mphamvu yosungidwa kuyenda mbali iliyonse — kotero kuti dongosolo lonselo likhoza kupangidwa ngati chinthu chimodzi chogwirizana, chovomerezeka m'malo mwa mabokosi a chipani chachitatu.

Malo olamulira afika pachimake, ndipo 2026 ndiye poyambira kukwera kwa magetsi. Mabaibulo aposachedwa a miyezo yolamulira — IEC 61851-23:2023 yokhudza kuyitanitsa kwa DC (yomwe imafuna kuthandizira nsanja ya 1000V+, kuyesa kudziteteza, komanso zofunikira zachitetezo cha kusuntha kwa magetsi mbali zonse ziwiri) ndi ISO 15118-20:2022 ya Plug & Charge ndi kulumikizana mbali zonse ziwiri — asintha V2G kuchokera ku pulojekiti yoyesera kukhala chinthu chokonzekera kutsatira malamulo. Ogwira ntchito omwe amamanga malo ophatikizika tsopano sakugwiritsa ntchito kuyesera; akugwiritsa ntchito muyezo wa zaka khumi zikubwerazi zoyendetsera kuyitanitsa.

Mfundo Zofunika Kwambiri

• Kapangidwe kamodzi, njira zinayi zopezera ndalama:Tsamba lolumikizana la PV-BESS-charging limapeza phindu kuchokera ku arbitrage yamagetsi, kupewa kufunikira kwa ndalama, kutenga nawo mbali pakufunikira, komanso kugulitsa ndalama - komwe siteshoni yodziyimira payokha imapeza phindu kuchokera pakugulitsa kokha.
• Kuchita bwino ndiko kusiyana:Mphamvu yosinthira mphamvu ya DC charging ya MIDA yafika≥96.5%ikadzaza mokwanira, ndipo chosinthira chake chosungira cha 30 kVA (PCS) chimafika pachimake pa97.1%, kuchepetsa mwachindunji kutayika kwa mphamvu ndi ndalama zogwirira ntchito.
• Kukonzekera kwathunthu kwa nsanja yamagetsi:Ma module amphamvu a mbali ziwiri ndi V2G amagwira ntchito kudutsa150V–1000V DCmalo ozungulira, zomwe zimapangitsa kuti malo azigwirizana ndi magalimoto amakono a 400V ndi mbadwo wotsatira wa ma EV amphamvu kwambiri a 800V/1000V.
• Kukula kwa BESS kumakhudza nkhani yonse yogwiritsira ntchito:Kuyambira malo opulumutsira anthu mwadzidzidzi a 65–200 kWh mpaka makina ochapira dzuwa a 800–2,000 kWh, pali malo osungira zinthu pa mtundu uliwonse wa malo.
• V2G ili mu kalasi yovomerezeka mu 2026:ISO 15118-2 / ISO 15118-20:2022 (Plug & Charge ndi kusuntha kwa mphamvu mbali zonse ziwiri) ndi DIN 70121 zimathandizidwa kuchokera kunja, zomwe zimathandiza kutulutsa galimoto kuchokera ku grid kupita ku grid motsatira malamulo a grid.
• Kulimba mtima kumapangidwa mu:Malo okhala ndi gridi yaying'ono yokhala ndi chitetezo choletsa zilumba motsatira IEC 61851-23:2023 amapitirizabe kuyitanitsa mphamvu nthawi ya mdima — chosiyanitsa m'madera omwe ma gridiwo ndi ofooka.
• TCO imaposa mtengo woyamba:Chojambulira chopanda mphamvu zambiri (≈91%) chimawononga magetsi opitilira $5,000 kwa zaka zitatu pa bay imodzi ya 120 kW poyerekeza ndi makina a ≥96.5% — kusiyana kwa mphamvu kokha kumaposa mtengo woyambirira.

Kusambira Kwambiri: Mizati Inayi ya Kuphatikizana kwa Kusungirako ndi Kuchaja kwa Dzuwa

Malo olumikizidwa bwino amamveka bwino ngati kapangidwe ka mphamvu ka magawo atatu mkati mwa kabati imodzi kapena micro-grid. Gawo loyamba ndi cholowetsa cha PV: chosinthira cha MPPT (Maximum Power Point Tracking) chomwe chimatulutsa mphamvu yayikulu kuchokera ku solar array ndikuyiyika mwachindunji ku basi ya DC. Gawo lachiwiri ndi gawo la bidirectional AC-DC: chosinthira chomwe chimachaja batri kuchokera ku grid kapena PV ndikubwezeretsa DC yosungidwa ku AC ikatumiza kunja. Gawo lachitatu ndi gawo lodzipatula la DC-DC lomwe limapereka magetsi enieni ndi mbiri yamagetsi yomwe galimoto iliyonse yolumikizidwa ikufuna. Pamene magawo atatuwa akugawana basi yofanana ya DC, mphamvu ya PV imatha kuchaja galimoto ndi kusintha kamodzi kokha - kupewa kutayika kwa kusintha kawiri kwa mapangidwe olumikizidwa ndi AC - ndipo batri imatha kuyamwa kapena kutulutsa mphamvu mu ma milliseconds kuti isinthe malo a grid. Magawo anayi omwe ali pansipa akufotokoza kufunika kwa kapangidwe kameneka.

1. Micro-grid: Kusintha Malo Ochapira Kukhala Chilumba cha Mphamvu Yodziyimira Payokha

Dongosolo losungira mphamvu ya dzuwa, mwa tanthauzo lake, ndi DC micro-grid — netiweki yamagetsi yakomweko yomwe imatha kulinganiza kupanga, kusungira, ndi kunyamula katundu wake popanda kutenga kilowatt imodzi kuchokera ku utility, ndi MIDA's.makina osungira mphamvu ya batrindimalo olumikizirana a BESSZapangidwa mwapadera kuti zigwire ntchito mwanjira imeneyi. Mu ntchito ya pachilumbachi, PV array ndiye gwero lalikulu la mphamvu, BESS ndiye cholumikizira chamagetsi ndi ma frequency, ndipo ma charger a EV ndi katundu wowongoleredwa; dzuwa likadali lamphamvu ndipo batire ili yodzaza, malowa amatumiza mphamvu yochulukirapo, ndipo katundu akakwera, batire imaphimba nthawi yeniyeni m'malo molumikiza magetsi.

Zofunikira za uinjiniya pa malo otetezeka okhala pachilumba sizingakambiranedwe ndipo tsopano zalembedwa. Malinga ndi IEC 61851-23:2023, makina aliwonse othandizira kusuntha mphamvu ziwiri (BPT) ayenera kukwaniritsa zofunikira za appendix-level za chitetezo cholumikizira gridi, kuphatikiza kuzindikira kotsutsana ndi zilumba komwe kumachotsa malowo ku gridi yochotsedwa mphamvu mkati mwa zenera lofunikira lozindikira, ndi chipangizo chodziyesera chokha chowunikira insulation (IMD) chomwe chimatsimikizira nthawi zonse kudzipatula pa 1000V+ DC. Ichi ndichifukwa chake ma converter osungira ovomerezeka, omangidwa ndi cholinga - m'malo mwa mayunitsi a UPS osinthidwa - ndi ofunikira pa malo ochapira ma micro-grid.

Kwa ogwira ntchito, mphamvu ya gridi yaying'ono imasintha zomangamanga zochapira kuchokera ku ngongole kukhala katundu. Malo okhala ndi batire ya 200 kWh ndi 120 kW yochapira amatha kuyenda nthawi yayitali pakagwa vuto lamagetsi, kusunga magalimoto ochapira akuyenda panthawi yadzidzidzi, ndikuyenerera kulandira zolimbikitsira m'misika yomwe imalipira ma gridi yaying'ono yothandizira gridi. Kulimba mtima kumeneku kwapanga gulu lonse la zinthu - malo ochapira opulumutsa anthu mwadzidzidzi a 65-200 kWh - omwe MIDA imatumiza ngati mayunitsi amphamvu oyenda, okonzeka kugwiritsa ntchito gridi yaying'ono ya magalimoto, ogulitsa, ndi ma corridors othana ndi masoka.

2. Kumeta Moyenera: Kuchepetsa Ndalama Zofunikira Patsamba

Kumeta mtunda wautali ndi njira yochepetsera mtengo wa gridi ya malo pa denga lomwe latsekedwa mwa kutulutsa BESS mkati mwa mawindo omwe amagwiritsidwa ntchito kwambiri pamalopo, ndipo nthawi zambiri ndi njira imodzi yokwera mtengo kwambiri pazachuma cha malo ophatikizika chifukwa ndalama zofunidwa (ndalama zolipirira mphamvu) nthawi zambiri zimakhala 30–50% ya bilu yamagetsi yamalonda. Njirayi ndi yosavuta: batire imachaja pamlingo wotsika, wokhazikika nthawi yomwe si nthawi yotanganidwa - nthawi zambiri usiku kapena masana dzuwa lochulukirapo - ndipo imatulutsa mphamvuyo mkati mwa zenera lotanganidwa, kotero transformer ndi mita sizimawona 350 kW yonse yomwe ma charger asanu ndi limodzi a 60 kW nthawi imodzi angafune.

Zotsatira zachuma zikuwonetsedwa ndi malo odziwika bwino apakatikati: malo okhala ndi mphamvu yoyezera ya 350 kW ndi ndalama zofunira za $12/kW pamwezi amalipira pafupifupi $4,200 pamwezi mu ndalama zolipirira mphamvu zokha. Kumeta 40% ya mphamvuyo ndi 215 kWh BESS kumachepetsa bilu kufika pa $2,520 pamwezi - kupulumutsa pafupifupi $20,000 pachaka - zomwe m'misika yambiri zimachepetsera ndalama zomwe zasungidwa mkati mwa zaka zitatu. Arbitrage ya mphamvu imawonjezera gawo lachiwiri la ndalama: kulipira 215 kWh pamtengo wa $0.05/kWh wosakhala wa pachimake ndikuchotsa kugula kwa $0.15/kWh komwe kumawononga pafupifupi $21.5 pa kuzungulira, kapena pafupifupi $1,290 pamwezi pa kuzungulira kawiri patsiku.

Kukula kumatsatira njira yosavuta yopezera mphamvu pa malo ambiri amalonda: kukula kwa batri pa 40–60% ya mphamvu ya tsiku ndi tsiku ya malowa, ndi C-rate yotulutsa ya 0.5C kapena yotsika kuti ikhale ndi moyo wautali. Pa hub yochaja mwachangu ya 1,000 kWh/tsiku, izi zikusonyeza kuti BESS ya 400–600 kWh yokhala ndi mphamvu yotulutsa ya 200–300 kW — mawonekedwe omwe ma pile a MIDA a 60–400 kW ophatikizana a ESS amapangidwa kuti aperekedwe mu gawo limodzi, ndi ma module amphamvu, kasamalidwe ka batri, ndi kuziziritsa komwe kumaphatikizidwa ku fakitale m'malo mosonkhanitsidwa pamalopo.

3. Kuyankha kwa Kufunikira: Kusintha Malo Ochapira Zinthu Kukhala Zinthu Za Grid

Kuyankha kofunikira (DR) ndi njira yomwe tsamba lolumikizirana lolumikizirana limapezera ndalama mwachindunji chifukwa cholola woyendetsa gridi kapena wosonkhanitsa kuti azilamulira kapena kutumiza katundu wake wosinthika ndi malo osungira, ndipo tsamba lojambulira la PV-BESS ndi lofunika kwambiri m'misika ya DR chifukwa limatha kuyankha mu ma milliseconds popanda kuwononga zomwe makasitomala amakumana nazo pakuchaja. Chojambulira chodziyimira pawokha chomwe chimagwira ntchito mu DR chiyenera kuchepetsa katundu - madalaivala okwiyitsa - koma tsamba losungiramo zinthu limangosinthira ku mphamvu ya batri kapena ngakhale kutumiza ku gridi, kotero magalimoto amapitiliza kuchaja pomwe tsambalo limapeza ndalama zolipirira mphamvu, malipiro amagetsi, ndi ndalama zothandizira pakulamulira pafupipafupi.

Gawo lowongolera lomwe limalola izi ndi kukhwima kwa protocol. Mawebusayiti amakono amagwiritsa ntchito OCPP 1.6J kapena 2.0.1 pamlingo wowongolera chaji ndi ISO 15118-20:2022 pamlingo wolumikizirana ndi magalimoto, zomwe zimapatsa wowongolera malo telemetry ndi zolumikizira zokonzekera zomwe osonkhanitsa amafunikira: momwe BESS imagwirira ntchito nthawi yeniyeni, kulosera mphamvu pa gawo lililonse, komanso kuthekera kochita chizindikiro cha DR dispatch mkati mwa zenera loyankhira la kampani. Dongosolo loyang'anira mphamvu zakomweko (EMS) limakonza pakati pa zizindikiro zitatu zopikisana - mtengo wokhazikika, kutumiza kwa DR, ndi kufunikira kwa chaji - nthawi yeniyeni.

Ntchito yofunika kwambiri ndi kulamulira pafupipafupi, komwe chosinthira magetsi cha mbali zonse ziwiri chiyenera kuyamwa kapena kulowetsa mphamvu mkati mwa masekondi. Ma module a MIDA a 30–62.5 kW a mbali zonse ziwiri, okhala ndi mphamvu yosinthira mpaka 96%, ndi a kukula koyenera ntchitoyi: batire ya 500 kWh kumbuyo kwa ma module asanu ndi limodzi a 62.5 kW imatha kupereka ma megawatts angapo a headroom yofulumira pamsika wolamulira. Pakatha chaka chimodzi, ndalama zomwe zimaperekedwa ndi malamulo nthawi zambiri zimapikisana - ndipo m'misika ina ya ku Europe ndi North America zimaposa - malire olipira okha, ndichifukwa chake mautumiki amalemba malo osungiramo zinthu ngati zinthu zomwe amakonda kwambiri pamsika wogulitsira.

4. Ma Inverter Ochokera ku SiC: Msana Wamagetsi Wamphamvu

Ma semiconductor a Silicon-carbide (SiC) ndi omwe amachititsa kuti ma converter a bidirectional amakono akwaniritse bwino, kuchuluka, komanso kudalirika komwe kumapangitsa kuti njira yonse yosungira mphamvu ya dzuwa ikhale yothandiza pazachuma, ndipo gawo lililonse la bidirectional ndi V2G mu MIDA limapangidwira pa SiC-based high-frequency isolated topology. Poyerekeza ndi mapangidwe a silicon IGBT wamba, zida za SiC zimasinthasintha pama frequency apamwamba ndi kutayika kochepa kwambiri kwa switching, zomwe zikutanthauza mwachindunji maubwino atatu oyezeka: mphamvu yosinthira yoposa 96% (mpaka 96.5% ya DC charging path ndi 97.1% ya chosinthira chosungira), pafupifupi 30–40% ya zigawo zazing'ono zamaginito, komanso kutentha kwapamwamba komwe kumalola ntchito yozizira madzi pamakabati amphamvu kwambiri.

Kusintha kwa 1000V kumapangitsa SiC kukhala yofunikira osati yosankha. Mapulatifomu a 800V ndi 1000V EV a m'badwo wotsatira amafuna ma converter omwe amatha kulamulira pa 150V–1000V DC pomwe akusunga magwiridwe antchito kwambiri; SiC's wide bandgap imaperekanso ma phukusi ochotsa zolakwika mwachangu komanso otsika omwe amafunikira kuti kuwunika kwa insulation ndi chitetezo cha arc-fault pamagetsi awa. Pa malo a 350 kW+, IEC 62196-3:2022 tsopano ikulemba zofunikira zachitetezo cha kuziziritsa madzi - kuyang'anira kuthamanga kwa mpweya wozizira komanso kuwongolera kutentha - komwe kumasunga magawo amagetsi a SiC mkati mwa malo awo otetezeka ogwirira ntchito pansi pa ntchito yamphamvu kwambiri.

Kuwerengera kwachuma kwa magwiridwe antchito kuyenera kutsindika. Ngati chojambulira cha 120 kW chikugwira ntchito maola 10 patsiku chikadzaza mokwanira, chosinthira chogwira ntchito bwino cha 91% chimawononga pafupifupi 7.2 kW pa ola limodzi ngati kutentha; makina a 96.5% amawononga 4.2 kW yokha - kusiyana kwa pafupifupi 10,900 kWh pachaka, komwe kuli koyenera kuposa $1,000 pachaka m'misika yambiri komanso kopitilira $5,000 m'zaka zitatu. Kusiyana kwa magwiridwe antchito kumeneku, komwe kumawonjezeka mbali iliyonse ya tsamba lililonse, ndichifukwa chake gawo lotsika mtengo kwambiri silili dongosolo lotsika mtengo kwambiri, ndipo chifukwa chake ogwira ntchito odzipereka amanena kuti ma converter a SiC bidirectional ndi omwe sangakambirane za malo awo ophatikizidwa.

Kuyerekeza zomangamanga — zodziyimira pawokha vs. zophatikizidwa:

FAQ

1. Kodi njira yolumikizirana yosungira mphamvu ya dzuwa ndi chiyani?

Dongosolo lophatikizana losungira mphamvu ya dzuwa limaphatikiza kupanga kwa photovoltaic (PV), dongosolo losungira mphamvu ya batri (BESS), ndi EV yochaja mu kapangidwe ka mphamvu kamodzi. Ma solar panels amapanga magetsi, batri imasunga, ndipo ma charger amawapereka ku magalimoto - ndi ma bidirectional converters (V2G) omwe amalola mphamvu yosungidwa kubwerera ku gridi. Popeza magawo onse atatuwa ali ndi DC bus yofanana, mphamvu ya PV imatha kuchaja galimoto kudzera mu conversion imodzi, ndipo batri imasunga gridi, kupanga, ndi kukweza katundu nthawi yeniyeni.

2. Kodi kumeta tsitsi lokhala ndi nthawi yayitali kungapulumutse ndalama zingati pa ma bilu amagetsi?

Kumeta peak nthawi zambiri kumachepetsa ndalama zonse zamagetsi ndi 20-40% pamalo omwe ndalama zofunidwa zimakhala 30-50% ya bilu. Mu chitsanzo chomwe chagwiritsidwa ntchito pamwambapa, malo okwana 350 kW omwe akuyang'aniridwa ndi ndalama zofunidwa za $12/kW pamwezi adasunga pafupifupi $20,000 pachaka pomaliza ndi 215 kWh BESS. Kusunga ndalama zenizeni kumadalira kapangidwe kanu ka tariff, kufalikira kwa mtengo woyambira mpaka kumapeto kwa nthawi yoyambira, ndi mbiri yanu yolipirira - kufalikira kwakukulu komanso kukulirakulira kwa nthawi yoyambira, malo osungiramo zinthu amalipira mwachangu.

3. Kodi malo osungira magetsi pogwiritsa ntchito mphamvu ya dzuwa angapitirize kugwira ntchito magetsi akazima?

Inde, ngati makinawa adapangidwa ndi kutsimikiziridwa kuti agwire ntchito pa gridi yaying'ono/chilumba. Mu mawonekedwe a chilumba, BESS imalimbitsa mphamvu ya gridi yapafupi ndi ma frequency pomwe PV imachaja batire, kotero magalimoto amapitiliza kuchaja nthawi ya ngozi. Mphamvu imeneyi imafuna kuzindikira ndi kuyang'anira kutentha kwa chilumba motsatira IEC 61851-23:2023, ndipo ndi gawo lokhazikika la malo ochaja a BESS ophatikizidwa ndi mayunitsi ochaja opulumutsa anthu mwadzidzidzi omwe ali ndi 65–200 kWh.

4. Ndi miyezo iti yomwe imagwira ntchito pa V2G ndi kuyatsa magetsi mbali zonse ziwiri mu 2026?

Zikalata zoyendetsera ntchito ndi ISO 15118-20:2022 (Plug & Charge ndi kulumikizana kwa mphamvu ziwiri), ISO 15118-2 ndi DIN 70121 (ma profiles akale a bidirectional), ndi IEC 61851-23:2023 (chitetezo cha zida zochapira za DC, kuphatikiza chithandizo cha 1000V+, kudziyesa wekha kwa IMD, ndi zofunikira zachitetezo cha appendix potumiza mphamvu ziwiri). Malo amphamvu oziziritsidwa ndi madzi amagweranso pansi pa zofunikira za IEC 62196-3:2022 zolumikizira ndi zoziziritsira.

5. Kodi galimoto-ku-gridi (V2G) imawononga batire ya EV?

V2G yamakono yapangidwa kuti ikhale yogwirizana ndi mabatire: mwini galimoto (kapena manejala wa magalimoto) amakhazikitsa malo otulutsira magetsi — nthawi zambiri 20–30% ya mphamvu — ndipo nthawi yochapira imakhala ndi kuchuluka kwa mphamvu yotulutsa magetsi ndi kuchuluka kwa njinga. Deta yochokera kwa oyendetsa ndege a V2G ikuwonetsa kuti kuyendetsa njinga mozungulira mbali zonse ziwiri, koyendetsedwa bwino, kumakhudza kwambiri kuwonongeka kwa mabatire poyerekeza ndi kuchaja mwachangu kwanthawi zonse, ndipo ndalama zomwe zimaperekedwa pa ntchito za gridi nthawi zambiri zimaposa kutayika kulikonse kwa mphamvu yowonjezera.

6. Kodi zimatenga nthawi yayitali bwanji kubweza ndalama zomwe mwayika pogwiritsa ntchito mphamvu ya dzuwa?

M'misika yomwe ili ndi kufalikira kwa mitengo panthawi yomwe ikukwera komanso ndalama zogulira zinthu — ambiri ku Europe, North America, ndi madera ena a Asia-Pacific — malo ophatikizana a PV-BESS-charging nthawi zambiri amabwezedwa pakatha zaka 3-6, ndipo mwachangu kwambiri pamene ndalama zolipirira zomwe zimafunika kapena ntchito zina zikuphatikizidwa. Kubweza kumafupika pamene chiŵerengero cha PV chomwe chimadzigwiritsa ntchito chikukwera, chifukwa mphamvu ya dzuwa imachotsa malo omwe amagula zinthu zodula kwambiri nthawi yomwe ikukwera.

7. Kodi ndikufunika kukula kotani kwa BESS kuti ndikhale ndi hub yochaja mwachangu?

Lamulo lothandiza pa kukula kwa ma hubs amalonda ndi 40–60% ya mphamvu yochajira tsiku ndi tsiku, ndi C-rate yotulutsa ya 0.5C kapena kuchepera. Mwachitsanzo, hub ya 1,000 kWh/tsiku, imagwirizana bwino ndi 400–600 kWh BESS yomwe imapereka mphamvu yotulutsa ya 200–300 kW. Mitundu ya zinthu za MIDA imaphimba mitundu yonse ya magetsi — kuyambira malo opulumutsira 65–200 kWh ndi makina oyendetsera 215 kWh mpaka makina ochajira dzuwa a 800–2,000 kWh — kotero kuti mulingo wa batri ukhoza kufananizidwa bwino ndi malire a throughput ndi grid-connection.

Mapeto

Kuphatikiza kwa solar-storage-charging si chinthu chapamwamba kwambiri; ndi njira yoyambira yogwiritsira ntchito EV charging yopindulitsa, yogwirizana, komanso yolimba mu 2026 ndi kupitirira apo. Mwa kuphatikiza kukolola kwa PV kogwira ntchito bwino kwambiri, BESS buffering, ndi SiC-based bidirectional conversion — ndi kulumikizana kwa V2G kokhazikika pansi pa ISO 15118-20:2022 ndi chitetezo cha hardware chomwe chalembedwa pansi pa IEC 61851-23:2023 — malo ophatikizidwa amapeza ndalama kuchokera ku njira zinayi zopezera ndalama m'malo mwa imodzi, amapulumuka zochitika za grid m'malo motseka, ndipo amapereka kuyenda kosatulutsa mpweya kuchokera ku gwero kupita ku gudumu. Kapangidwe kake kalipo lero ngati mzere umodzi, wophatikizidwa ndi fakitale: kuchokera ku machitidwe osungira mphamvu ya batri ndi ma module a mphamvu ya dzuwa a MPPT kumbali yopangira, kudzera mu ma module amagetsi a AC-DC a bidirectional ndi mayankho a charging a V2G kumbali yosinthira, kupita ku ma turnkey 60–400 kW integrated ESS charging piles ndi ma multi-megawatt solar charging systems kumbali yopangira. Ogwira ntchito omwe amafotokoza machitidwe ophatikizidwa, ovomerezeka, komanso odzaza ndi miyezo tsopano adzakhala akugwiritsa ntchito zinthu zotsika mtengo komanso zotsika mtengo kwambiri pa gridi yamagetsi kwa zaka khumi zikubwerazi.

MIDA Power — ikupititsa patsogolo malire a kuchaja kwa EV pogwiritsa ntchito njira zophatikizira mphamvu ya dzuwa, malo osungira, komanso njira zamagetsi zomwe zimayendera mbali zonse ziwiri.