Mwina simukuganiza za komwe magetsi anu amachokera mukamatembenuza chosinthira chowunikira. Koma kuseri kwa chochita chophwekachi, pali maukonde omwe akukulirakulira a ma batire akuluakulu omwe akugwira ntchito kuti magetsi aziyaka. Zothandiza-zosungirako mphamvu zikusintha momwe timayendetsera nyumba ndi mabizinesi athu, ndipo kusinthaku kukuchitika mwachangu kuposa momwe anthu ambiri amaganizira.
Zomwe Zimapangitsa Mabatire a Gridi kukhala Osiyana ndi Mabatire Okhazikika
Tikakamba za kugwiritsa ntchito-kusunga mphamvu, sitikulankhula za mabatire a foni kapena laputopu yanu. Awa ndi machitidwe akuluakulu omwe amatha kuyendetsa nyumba zikwizikwi kwa maola ambiri.
Ganizirani za iwo ngati dongosolo losunga zobwezeretsera grid. Ma sola akatulutsa mphamvu zowonjezera masana masana, mabatire awa amawasunga. Kufuna kukakwera 7 PM ndipo aliyense akuyatsa mpweya wawo, mabatire amamasula mphamvu zomwe zasungidwa ku gridi.
Kuchuluka kwa batri ku United States kudaposa 26 gigawatts mu 2024, zomwe zikuyimira kuwonjezeka kwa 66% kuchokera chaka chatha. Kuti timvetsetse izi, gigawati imodzi imatha kuyendetsa nyumba pafupifupi 750,000.
Ukadaulowu nthawi zambiri umagwiritsa ntchito lithiamu-mankhwala a ion, ofanana ndi magalimoto amagetsi koma amakonzedwa kuti agwirizane ndi zosowa zosiyanasiyana. Ngakhale batire yagalimoto yanu imayika patsogolo kuchuluka kwa mphamvu pakuyendetsa, mabatire a gridi amayang'ana kwambiri moyo wozungulira komanso mtengo wake pa ola limodzi la kilowatt{2}}losungidwa.
Vuto Landalama Aliyense Akuda nkhawa nalo
Tiyeni tilankhule ndi njovu mchipindamo: mtengo. Mwina mukudabwa ngati kuyika ndalama -zosungirako mabatire ambiri kungakupindulitseni.
Zamsika zomwe zilipo pano zikuwonetsa mitengo ya batire ya makina osungira osasunthika ndi $110 pa kilowatt-ola. M'mawu ake, chinthu chomwe chimagwiritsa ntchito-sikero chimatha kusunga ma megawati 100-maola, zomwe zikutanthauza kuti mtengo wake umakhala wokwera kwambiri m'mamiliyoni.
Koma apa ndi pamene zimakhala zosangalatsa. Mitengo ikuyembekezeka kukwera kwakanthawi mpaka $135 pa kWh mu 2025 isanabwerere ku $117 pa kWh. Kuwonjezeka kwakanthawi kumeneku kukukhudzana ndi kusintha kwa chain chain ndi ndalama zopangira.
Msika waku Europe ukuwonetsanso zinthu ngati izi, ndi makina osungira mabatire a lithiamu-ion okwana €300-400 pa kilowati paola lomwe aikidwa, zomwe zikuwonetsa kutsika mtengo ndi 40% pofika 2030.
Kuphwanya Magawo Anu Ogulitsa
Ndalama zanu zonse zimagawika m'magulu angapo:
Mtengo wa Hardware: Izi zikuphatikiza ma cell a batri, ma inverters, ndi machitidwe oyang'anira. Maselo a batri amaimira pafupifupi 40-50% ya mtengo wonse wa dongosolo.
Kuyika ndi Kumanga: Kukonzekera kwamasamba, kulumikizidwa kwamagetsi, ndikumanga maziko amawonjezera 20-30% ku bajeti yanu.
Chilolezo ndi Kulumikizana: Kugwira ntchito pogwiritsa ntchito njira zolumikizirana ndikupeza zilolezo nthawi zambiri kumawononga 5-10% ya ndalama za polojekiti.
Zochita ndi Kusamalira: Mitengo yapachaka ya O&M nthawi zambiri imachokera ku 2-3% ya ndalama zoyambira.
Kumene Ukadaulo Umagwira Ntchito Bwino Kwambiri
Sikuti malo onse amafunikira njira yosungiramo yofanana. Zofuna zanu zenizeni zimadalira zinthu zingapo.
California, Texas, ndi Florida ali ndi mphamvu zosungira mabatire ambiri, zomwe zimawerengera 83% ya mphamvu zonse ndi 80% ya mphamvu zonse zamphamvu mdziko lonse. Pali zifukwa zabwino zomwe mayiko awa amatsogolera paketi.
California ikukumana ndi vuto la "bakha curve". Mphamvu ya dzuwa imafika pachimake masana pamene kufunika kwachepa, kenako kumatsika kwambiri pamene dzuŵa likuloŵa pomwe kufunikira kukukulirakulira. Kusungidwa kwa batri kumalepheretsa nthawi iyi kuti isafanane bwino.
Texas imagwiritsa ntchito gridi yodziyimira payokha yokhala ndi mitengo yotsika mtengo. ERCOT idanenanso 8.1 GW ya mphamvu ya batri, ndipo theka limagwiritsidwa ntchito pamitengo yamitengo. Othandizira amalipira mabatire mitengo ikatsika ndikutulutsa mitengo ikakwera.
Florida ikulimbana ndi mphepo yamkuntho. Mphamvu zosunga zobwezeretsera zimakhala zofunika kwambiri ngati zida zachikhalidwe zikulephera.
Njira ya Arbitrage Yomwe Imalipiradi
Mtengo wa arbitrage umayimira njira yowongoka kwambiri yopezera ndalama. Mumagula magetsi 3 AM pamene amawononga $20 pa megawati-ola lililonse. Mumagulitsa 7 PM ikafika $200 pa megawati-ola lililonse.
Kumapeto kwa 2024, California idanenanso ma gigawatts 11.7 a mphamvu ya batri, pomwe 43% idagwiritsidwa ntchito makamaka pakutsutsa. Makinawa amalipira nthawi yotsika-yamitengo ndi kutulutsa-pamazenera amitengo.
Koma arbitrage si masewera okhawo. Frequency regulation imalipira mabatire kuti asungike bwino pa gridi poyankha mphindi-pa -kusinthasintha kwa mphindi. Kulipira kwamphamvu kumakulipirani chifukwa chopezeka pomwe gridi ikufunika mphamvu zosunga zobwezeretsera.
Nthawi Yaitali Musanawone Akubwerera
Nthawi yobwezera imasiyanasiyana malinga ndi momwe msika wanu uliri komanso momwe mumapezera ndalama.
Mapulojekiti omwe ali ndi msika wabwino kwambiri atha kubweza m'zaka 7-10. Makina omwe amapeza ndalama zambiri-kuphatikiza ma arbitrage, frequency regulation, ndi kuchuluka kwa zolipirira - zitha kuchepetsa izi mpaka zaka 5-7.
Komabe, muyenera kuyesetsa kuwonongeka kwa batri. Makina ambiri a lithiamu-amakhalabe ndi 70-80% ya mphamvu yake yoyambira pakadutsa zaka 10 akupalasa njinga. Izi zimakhudza momwe mungapangire ndalama pakapita nthawi.
Zolimbikitsa zamisonkho zimakhudzanso nthawi yanu. The Inflation Reduction Act imapereka ndalama zambiri zamisonkho zamapulojekiti osungira mphamvu, zomwe zimatha kumeta zaka 2-3 kuchoka pa nthawi yobweza.
Vuto Lophatikiza Palibe Amene Akulankhula Zazo
Nachi chowonadi: kulumikiza ku grid sikophweka monga kulumikiza chingwe chowonjezera.
Mizere yolumikizana imatalika kwazaka zambiri m'magawo ambiri. Mutha kudikirira zaka 3-5 kuchokera pakugwiritsa ntchito mpaka momwe mungagwiritsire ntchito. Kuchedwa kumeneku kumawonjezera mtengo wonyamula ndikuchedwetsa kupanga ndalama.
Ogwiritsa ntchito ma gridi ayenera kuphunzira momwe batri yanu imakhudzira kayendedwe ka magetsi akomweko. Kodi idzadzaza mizere yopatsira pafupi ndi nthawi yotulutsa? Kodi makina ogawa m'dera lanu ali ndi mphamvu zogwirira ntchito yanu?
Mudzayang'ananso pamapangidwe ovuta a tarifi. Zida zina zimalipira polumikizira grid. Ena amaika ndalama zolipiritsa kapena kuyitanitsa ndalama zomwe zimadya m'malire.
Zofunikira Zaukadaulo Zomwe Simunganyalanyaze
Makina anu amafunikira makina owongolera omwe amayankha mumasekondi. Pamene ma frequency a grid adumphira, batire lanu liyenera kubaya mphamvu yokha ogwiritsa ntchito asanazindikire vuto.
Kuwongolera kutentha kumasunga mabatire mkati mwa kutentha koyenera. Kutentha kwambiri ndikufulumizitsa kuwonongeka. Kuzizira kwambiri ndipo mumataya mphamvu.
Cybersecurity imapereka gawo lina. Ma gridi{{1}makina olumikizidwa amakhala okhoza kutsata. Mufunika zitetezero zolimba kuti musalowemo mosaloledwa zomwe zingasokoneze ntchito kapena kuba data yogwira ntchito.
Pamene Ntchito Zalephera
Sikuti kukhazikitsa kulikonse kumapambana. Kumvetsetsa mitundu yolephera yomwe wamba imakuthandizani kuti mupewe.
Kuchepetsa zofunikira zachitetezo chamoto: Mabatire a Lithium-ion amatha kutha chifukwa cha kutentha. Mufunika njira zozimitsira moto, zofunikira za malo, ndi ndondomeko zoyankhira mwadzidzidzi. Kudula ngodya pano kumabweretsa kulephera koopsa.
Kunyalanyaza kusintha kwa msika wamba: Kutengera chitsanzo cha California chopambana ku North Dakota sikumagwira ntchito. Mapangidwe amsika, kusinthasintha kwamitengo, ndi machitidwe amasiyana kwambiri.
Kuyang'ana zosankha za batri chemistry: Mabatire a Lithium iron phosphate (LFP) amapereka ma tradeoffs osiyanasiyana kuposa chemistry ya nickel manganese cobalt (NMC). LFP imapereka moyo wabwino wozungulira komanso chitetezo. NMC imapereka mphamvu zochulukirapo.
Pulojekiti ina yaku Texas idaphunzira phunziroli mokwera mtengo. Amawerengera mabatire a NMC kuti agwiritse ntchito-kuwongolera pafupipafupi panjinga. Mkati mwa zaka zitatu, mphamvu inali itachepa 40%, ndikuwononga chuma cha polojekiti. LFP ikadakhalabe ndi mphamvu 90% panthawi yomweyi.
Kodi Nambala ya Kukula Imatanthauza Chiyani?
Kukula kwachulukidwe kumafotokoza nkhani yofunika komwe makampaniwa akupita.
Zosungirako zosungira mphamvu zidaposa 12GW mu 2024, zomwe zidakhala chaka choyamba msikawu udafika pawiri-kutumiza kwa magigawati. Kumeneko sikulakwa-tinawonjezera zosungirako zambiri m'chaka chimodzi kuposa momwe zinalili zaka zingapo zapitazo.
Madivelopa akukonzekera kuwonjezera 15 GW mu 2024 ndi kuzungulira 9 GW mu 2025, ngakhale kutumizidwa kwenikweni nthawi zina kumalepheretsa mapulani chifukwa chazovuta komanso kulola kuchedwa.
Kukula uku kukuwonetsa zofunikira za gridi, osati zongopeka. Kulowetsa mphamvu zongowonjezwdwa kukupitiriza kukwera. Dzuwa ndi mphepo zinapanga kupitirira 14% ya magetsi aku US mu 2023. Popanda kusungirako, kuphatikiza zowonjezera zowonjezera kumakhala kovuta kwambiri.
Chifukwa Chake Dzuwa ndi Zosungira Zimayenda Pamodzi
Simudzawonanso zofunikira-mapulojekiti oyendera dzuwa omwe akuperekedwa popanda{1}}malo osungira. Kuphatikizikako kumapanga nzeru zaukadaulo ndi zachuma.
Mapulojekiti a Solar+storage atha kupereka mphamvu zolimba-zotsimikizirika mphamvu zamagetsi ikafunika. Dzuwa lokha silingapange kudzipereka kumeneku chifukwa mitambo imachitika.
Kuphatikiza kumathandizanso kusinthasintha kotulutsa. M'malo modumphira mozungulira mitambo ikadutsa, makina a batri amateteza kusinthasintha uku asanagunde pagululi.
Zolimbikitsa zachuma zimagwirizananso. The Investment Tax Credit imagwira ntchito posungirako zophatikizidwa ndi solar, kuchepetsa mtengo wogwira ndi 30%.
Njira Zothandiza Poyambira
Ngati mukuganizira mozama za ntchito-zosunga zinthu zambiri, nayi njira yeniyeni yopitira patsogolo.
Gawo 1: Yang'anani mwayi wanu wamsika. Phunzirani mitengo yamagetsi kudera lanu. Werengetsani kufalikira pakati pa mitengo yapamwamba ndi yotsika{2}}zapamwamba kwambiri. Mvetsetsani ngati msika wanu umalola mabatire kutenga nawo gawo pamisika yothandizira.
Khwerero 2: Tetezani zowongolera pamasamba. Mufunika malo okhala ndi magetsi abwino pafupi. Kukhala pafupi ndi mizere yotumizira kumachepetsa ndalama zolumikizirana. Konzani maekala 1-2 pa 20 MW ya mphamvu.
Khwerero 3: Tumizani mapulogalamu olumikizana mwachangu. Malo amzere ndi ofunika. Kulemba kale kumakutetezani ku kukweza kwa netiweki komwe kumayambitsidwa ndi mapulojekiti omwe ali patsogolo panu pamzere.
Khwerero 4: Pangani makampani opanga mainjiniya omwe ali ndi chidziwitso chosungira. Mabatire amasiyana ndi m'badwo wakale. Mukufuna othandizana nawo omwe amamvetsetsa kasamalidwe ka batri, zida zosinthira mphamvu, ndi zofunikira zophatikiza grid.
Khwerero 5: Konzani ndalama. Mabanki amakhala omasuka ndi ntchito zosungirako, koma aziwunika momwe mumapezera ndalama. Malingaliro osasintha amagwira ntchito bwino kuposa momwe zinthu ziliri.
Zotukuka Zam'tsogolo Zoyenera Kuyang'ana
Zipangizo zamakono zikupitirizabe kusintha mofulumira. Pali zinthu zingapo zofunika kuziganizira.
Kusungirako-kwanthawi yayitali: Makina apano amatulutsidwa kwa maola 2-4. Tekinoloje zatsopano zimayang'ana maola 8-12 kapena kupitilira apo. Izi zikusintha momwe mungagwiritsire ntchito kuchoka panjinga ya tsiku ndi tsiku kupita kusungirako masiku angapo.
Alternative chemistries: Mabatire a sodium-amagwiritsa ntchito zotsika mtengo, zochulukira kuposa lithiamu. Mabatire a iron-akulonjeza kuti achulukirachulukira-otsika mtengo koma amakhalabe-osachita malonda. Mabatire othamanga amalekanitsa mphamvu ndi mphamvu, zomwe zimapatsa kusinthasintha kwapangidwe.
Yachiwiri-mabatire amoyo: Mabatire agalimoto yamagetsi amasunga mphamvu ya 70-80% pambuyo pakugwiritsa ntchito magalimoto. Kuwakonzanso kuti asungidwe osasunthika kumatha kuchepetsa mtengo kwambiri ndikuthetsa vuto lobwezeretsanso ma EV.
Zochitika zaku California zimapereka chithunzithunzi chamtsogolo. Kuchuluka kwa mabatire ku California kudakwera kuchoka pa 500 megawatts mu 2018 mpaka kupitilira 15,700 MW kudzera mu kotala yoyamba ya 2025, pomwe 8,600 MW inakonzedwa. Ndiko kukula kowirikiza ka 30 m’zaka zisanu ndi ziŵiri.
Mafunso Ofunsidwa Kawirikawiri
Kodi mabatire amtundu wanji-amatenga nthawi yayitali bwanji?
Makina ambiri a lifiyamu-amapangitsa kuti agwire ntchito kwa zaka 10-15 pomwe akusunga 70% ya mphamvu zake zoyambirira. Utali weniweni wa moyo umadalira pa njinga, kuya kwa madzi, komanso kasamalidwe ka kutentha. Mayendedwe apanjinga kamodzi patsiku amakhala nthawi yayitali kuposa omwe amayendetsa kangapo patsiku. Muyenera kukonzekera kukulitsa kwa batri kapena kusinthidwa chaka cha 10-12 kuti musunge ndalama.
Kodi chimachitika n'chiyani pakakhala nyengo yovuta kwambiri?
Kugwira ntchito kwa batri kumatsika pakatentha kwambiri. Pa 0 digiri F, mutha kutaya 20-30% ya mphamvu zomwe zilipo. Pamadigiri 110 F, mumakhala pachiwopsezo chowonjezereka cha kuwonongeka popanda kuzizira koyenera. Zoyika zambiri zimaphatikizapo machitidwe owongolera kutentha omwe amakhala ndi magawo abwino. Makina ena amachepetsa zotulutsa panthawi yovuta kwambiri kuti ateteze moyo wa batri.
Kodi makinawa angalowe m'malo mwa zomera za gasi?
Osati kwathunthu, osachepera panobe. Kutalika kwa batire pano kumagwira ntchito bwino kwa maola 2-kuchuluka kwambiri kwa maola 4 koma sikutha kupereka zosunga zobwezeretsera-masiku angapo panyengo yanyengo. Zomera za gasi zimagwirabe ntchito nthawi yayitali kwambiri. Komabe, mabatire akulowa m'malo mwa zomera za "peaker" za gasi zomwe zimayenda maola ochepa pachaka panthawi yomwe ikufunika kwambiri.
Kodi projekiti yothandiza-yoyimitsa batire ikufunika malo ochuluka bwanji?
Konzani pafupifupi ekala imodzi pa 20 MW ya mphamvu yamagetsi, ngakhale izi zimasiyana malinga ndi dongosolo. Pulojekiti ya 100 MW / 400 MWh ikhoza kutenga maekala 5-7 kuphatikiza zolepheretsa, misewu yolowera, ndi chitetezo chozungulira. Kulumikizana ndi solar kumathandizira kwambiri kugwiritsa ntchito malo chifukwa mabatire amakhala ndi gawo laling'ono poyerekezera ndi ma solar.
Ndi chiwopsezo chotani chachikulu chomwe opanga ambiri amachichepetsa?
Kusakhazikika kwa ndalama. Misika yamagetsi ikusintha. Kufalikira kwamitengo komwe kumawoneka kokongola lero kutha kusokoneza mawa. California idawona mwayi wotsutsana ukucheperachepera pomwe mabatire ochulukirapo adalowa pamsika, onse amalipiritsa ndikutulutsa nthawi yomweyo. Kuchulukitsa ndalama m'misika yambiri kumabweretsa kubweza kokhazikika.
Kodi kuwonongeka kwa mabatire kumakhudza bwanji chuma cha polojekiti?
Nthawi zambiri mumataya mphamvu za 2-3% pachaka ndikuyenda bwino. Izi zophatikizira-80% mphamvu pakadutsa zaka 10 zikutanthauza kuti mumapanga ndalama zochepera 20% pokhapokha mutawonjezera kupalasa njinga kapena kuvomereza malire ochepetsedwa. Zitsanzo zandalama zodzitetezera zimatengera mphamvu za 70% pofika chaka cha 10. Njira zowonjezera mabatire, kumene mumawonjezera maselo atsopano kuti mubwezeretse mphamvu, akhoza kuwonjezera moyo wa polojekiti kupitirira zitsimikizo zoyambirira.
Nanga bwanji chitetezo chamoto ndi makina a lithiamu-ion?
Kuyika kwamakono kumaphatikizapo zigawo zingapo zachitetezo: masensa otentha, makina ozimitsa moto, kusiyana pakati pa zotengera za batri, ndi ma protocol otsekera. Kuopsa kwa moto kulipo koma kumayendetsedwa ndi mapangidwe abwino. Ozimitsa moto m'deralo amafuna ndondomeko yatsatanetsatane yazadzidzidzi. Ndalama za inshuwaransi zimasonyeza kuopsa kwa moto-amayembekeza kulipira 0.5-1.5% ya mtengo wake pachaka.
Kodi mabungwe ang'onoang'ono kapena ma municipalities kutenga nawo mbali?
Mwamtheradi. Simufunikanso kukhala chida chachikulu kuti mupange zosungira. Zothandizira zamatauni, ma cooperative amagetsi, ngakhale makasitomala akuluakulu amalonda akutumiza machitidwe. Mapulojekiti ang'onoang'ono (1-10 MW) ali ndi chilolezo chosavuta ndipo atha kuthandiza zosowa zapanyumba monga mphamvu zosunga zobwezeretsera kapena kumeta kwambiri. Ndalama za federal ndi boma nthawi zambiri zimayika patsogolo ntchito zazing'ono zamatauni.
Path Forward with Utility-Scale Energy Storage
Kusungirako mabatire kumayimira yankho lothandiza pazovuta zenizeni za grid. Ukadaulo umagwira ntchito. Economics ikumveka bwino. Msika ukukula mofulumira.
Koma kupambana kumafuna kumvetsetsa mkhalidwe wanu weniweni. Zosowa zaku California zimasiyana ndi zaku Texas, zomwe zimasiyana ndi zaku New York. Mwayi wanu wopeza ndalama umadalira mawonekedwe amsika am'deralo ndi zosowa za gridi.
Yambani ndikuwunika bwino msika wanu. Kumvetsetsa mitengo yamitengo, zofunikira za gridi, ndi zowongolera. Lumikizanani ndi madivelopa odziwa zambiri omwe apanga mapulojekiti m'misika yofananira.
Mwayi zenera likutsegulidwa tsopano. Mapulojekiti oyambilira m'misika yatsopano nthawi zambiri amakhala ndi mawu abwinoko ndipo amakumana ndi mpikisano wocheperako. Koma musamafulumire kugwiritsa ntchito-kusunga mphamvu popanda kukonzekera bwino.
Gridi ikusintha. Makina osungira akuthandizira kuti kusinthaku kutheke pothetsa vuto lalikulu la kusunga nthawi-kuwonetsetsa kuti mphamvu zilipo panthawi yomwe tikuzifuna, osati pamene chilengedwe chimatipatsa.