Izinto eziluncedo ezikhetha iisistim zogcino lokutsheva ngamandla kufuneka zihambelane nobuchwepheshe bebhetri kunye nobude bepotfoliyo yeenkonzo zabo zegridi, ukuvavanya iisistim ze-lithium -zezixokelelwano ze-ion ze-4-iiyure ezi-6 zokusebenzisa ibhayisekile yonke imihla kunye neebhetri zokuqukuqela 8+ kwiimfuno zeyure elide.
Isigqibo sixhomekeke kwizinto ezintathu eziphambili: iimfuno zexesha lokukhupha, ukuhamba rhoqo ngebhayisikile, kunye nexabiso lilonke lobunini kwiminyaka engama-20{2}}30. Iibhetri ze-lithium-ion okwangoku zilawula ukuhanjiswa kwezinto eziluncedo kwi-90% yesabelo semarike, kodwa iibhetri ezihambayo kunye nezinye iindlela ezivelayo zithatha ingqalelo kwizicelo ezifuna ixesha elongeziweyo lokukhupha ngaphandle kokuthotywa kokusebenza.
Ukuqonda Usetyenziso{0}}IziCelo zokuCheva ezikuPeak
Ugcino lokutsheva amandla lusebenza ngeenjongo ezahlukileyo kwisikali esiluncedo xa kuthelekiswa nasemva-kwi{1}}yemitha yosetyenziso lwentengiso. Izixhobo ezisetyenziswayo zisebenzisa ezi nkqubo ukulawula imiqobo yothumelo, ukuhlehlisa ukuphuculwa kweziseko ezingundoqo, ukubonelela ngeenkonzo zozinzo kwigridi, kunye nokudibanisa ukuveliswa okuguquguqukayo okuvuselelekayo.
Uninzi lwezinto eziluncedo{0}}zofakelo lwebhetri olufakwe ngo-2020 luyi-avareji yeeyure ezi-3 zokukhupha ubude bexesha. Eso siseko sitshintsha ngokukhawuleza. NgokoLawulo lweeNkcukacha zaMandla e-US, iinkqubo zebhetri ezisasazwe kwiinkonzo zegridi ngoku ziphakathi kweeyure ezi-3 xa zihlawulwe ngokupheleleyo, ngelixa iimodeli zebhayisikile zemihla ngemihla eziyilelwe ukutshintsha amandla avuselelekayo zihlala phakathi kweeyure ezi-4 nezi-8.
Ishishini lezinto zombane lijongene nokukhula kwemfuno engazange ibonwe ngaphambili. EGeorgia, uqikelelo lwemfuno yemizi-mveliso kule minyaka ilishumi izayo luphezulu ngokuphindwe kali-17 kunoqikelelo lwangaphambili. INkonzo kaRhulumente yase-Arizona iya kuphelelwa ngamandla othumelo ngaphambi kokuphela kweshumi leminyaka ngaphandle kophuculo olukhulu. Ezi zithintelo zomthamo zenza ugcino lokutsheva amandla lungabizindleko nje- kodwa luyimfuneko ekuthembekeni kwegridi.
Abathengi bombane baseMelika banamava okucima okuphakathi kweeyure eziyi-5.5 ngo-2022. Ukugcinwa kokucheba okuphezulu kujongana ngqo nalo mngeni wokuthembeka ngokubonelela amandla okuphendula ngokukhawuleza xa igridi ifumana uxinzelelo kwi-spikes yemfuno okanye ukusilela kwesizukulwana.
ILithium-Iibhetri ze-Ion: Umgangatho wangoku
Itekhnoloji yeLithium-yongamele ukusetyenziswa{1}}kwincopho yokucheba ugcino lwamandla okusasazwa. Phantse zonke izinto eziluncedo{3}}izixokelelwano zebhetri ezifakelwe eUnited States kule minyaka mihlanu idlulileyo zisebenzisa i-lithium{4}}ikhemistri ye-ion, ikakhulu i-lithium iron phosphate (LFP) kunye ne-nickel manganese cobalt (NMC) kuqwalaselo.
Ikhemistri ye-LFP iye yaba lolona khetho luphambili kugcino olumileyo oluqala ngo-2022, ithatha indawo ye-NMC kwizicelo ezininzi. Ufakelo logcino lwebhetri lwaseCalifornia olungaphezulu kwe-50 MW luphule ukuya kwi-69% LFP, 28% ye-NMC, kunye ne-3% ye-NCA (i-nickel cobalt aluminium). Olu tshintsho lubonisa iprofayile yokhuseleko oluphezulu lwe-LFP kunye nobomi bomjikelo omde, nangona amandla aphantsi kancinci kune-NMC.
Iinkqubo zeLithium{0}}zigqwesileyo kwiindawo ezininzi zokusebenza eziphambili. Bahambisa -uhambo oluhamba kakuhle lwe-85-86%, kunye nezinye iinkqubo zifikelela kwi-95-98% ngeenkqubo zoguqulo lwamandla aphezulu. Amaxesha okuphendula aphantse abe ngoko nangoko, ewenza alungele ukulawulwa ngamaza kunye nenkxaso yombane. Uxinaniso lwamandla luvumela ukufakelwa kombane, ukunciphisa iimfuno zomhlaba kunye nokwenza lula indawo.
Uqoqosho luhlala lunyanzelisa. Inkqubo engama-60 MW eneeyure ezi-4 zogcino (240 MWh) iye yaba luphawu olumiselweyo. Uncedo lweeprojekthi ze-NREL{5}}isikali se-lithium-iindleko ze-ion ezimalunga ne-$380 nge-kWh ye-4-iinkqubo zeyure ekusetyenzisweni kwangoku. Ukugcinwa ngokubambisana kunye nelanga kunciphisa iindleko nge-7-8% ngokusebenzisa iziseko zokwabelana kunye nemvume elungelelanisiweyo.
I-Lithium -ijongana nezithintelo ukuba izinto eziluncedo kufuneka zilinganise ngononophelo. Ubomi bomjikelezo ngokuqhelekileyo busuka kwi-6,000 ukuya kwi-10,000 imijikelezo ngokuxhomekeke kubunzulu bokukhutshwa, ukuguqulela kwiminyaka eyi-16-27 kumjikelo omnye opheleleyo imihla ngemihla. Ukusebenza kuyehla kancinci kancinci ngokuhamba kwexesha, kunye nokulahleka kwamandla okukhawulezisa ngaphaya kwe-80% yomthamo wokuqala. Iimfuno zolawulo lwe-thermal zongeza ubunzima kunye neendleko zokugcina.
Imiba yokhuseleko ifuna ingqalelo. Umlilo ka-2024 we-Gateway Energy Storage e-California utshise iintsuku ezintlanu, kwanyanzelwa ukuba abantu baphume kwaye kuqiniswe uphononongo olukhulu lofakelo lwe-lithium-enkulu. Uqhushumbo lukaMcMicken BESS luka-2019 eArizona lwenzakalise abacimi-mlilo abane. Ezi ziganeko zigxininisa ukuba kutheni izinto eziluncedo zisiya zinika umyalelo wolawulo oluphezulu lwe-thermal kunye neenkqubo zokucima umlilo.
Iibhetri eziqukuqelayo: Ixesha Elide{0}}Elolunye uhlobo
Itekhnoloji yebhetri equkuqelayo ibonelela ngezinto eziluncedo ngokwesiseko isindululo sexabiso esahlukileyo sokugcina amandla okutsheva. Ezi nkqubo zigcina amandla kwii-electrolyte ezingamanzi ezigcinwe kwiitanki zangaphandle, kunye nobukhulu bestakhi esimisela imveliso yamandla kunye nomthamo wetanki omisela umthamo wamandla. Olu lwakhiwo luvumela ukulinganiswa okuzimeleyo kwamandla kunye namandla.
Ibhetri ye-Vanadium redox flow imele eyona teknoloji ivuthiweyo ekuhanjisweni kwezorhwebo. I-Sumitomo Electric yakha into eluncedo{1}}yofakelo lwebhetri ebalekayo eTaiwan, eBelgium, eOstreliya, eMorocco, eKhalifoniya, kwaye ngakumbi eHokkaido, eJapan. I-Hokkaido Electric Power Network isebenza ngamatanki angama-130 kunye neelitha ezili-10,000 nganye, igcina amandla okwaneleyo ukunika amandla ngaphezu kwezindlu ze-27,000 kwiiyure ze-4.
Iibhetri eziqukuqelayo zizisa uncedo oluthile kusetyenziso oluluncedo. Bangakhupha ngamandla alinganisiweyo ngokupheleleyo ngalo lonke ixesha ngaphandle kokuthotywa, ngokungafaniyo neenkqubo ze-lithium{1}}eziva ukunxitywa okukhawulezileyo kunye nokuhamba ngebhayisekile enzulu. Ubomi bekhalenda bufikelela kuma-20-iminyaka engama-30 ngokuxhomekeke kwikhemistri ye-electrolyte, ubude kakhulu kunezinye iindlela ze-lithium-ion. Umthamo awehli xa kuqhutywa iibhayisekile xa kulandelwa imigaqo yokugcinwa kwemigaqo.
Iinkangeleko zokhuseleko zahluke ngokuphawulekayo kwi-lithium - ion. Amanzi{{2}esekwe kwibhetri ye-electrolytes esusa umngcipheko womlilo, ewenza alungele ukusasazwa kwiindawo ezixineneyo apho ufakelo lwe-lithium{3}}lujongene nenkcaso. Iibhetri eziqukuqelayo azinamalungu anokutsha kwaye azikwazi ukubaleka ngobushushu.
Ubume beendleko bubonisa urhwebo{0}} olwahlukileyo. Iibhetri eziqukuqelayo zifuna utyalo-mali oluphezulu lwangaphambili kunezixokelelwano ze-ion zelithium{2}}ezithelekisekayo. ISebe lezaMandla lase-US liqikelela ixabiso langoku lokugcinwa kwi-0.160/kWh yeebhetri ezihambayo ngokubhekiselele kwi-$ 0.070/kWh ye-lithium{8}} ion. Nangona kunjalo, iindleko zebhetri zokuhamba kweeprojekthi ze-DOE zinokuhla ziye kwi-$0.052/kWh ngo-2030 ngokuqhubeka nokuveliswa kwezinto ezintsha kwikhemistri ye-electrolyte kunye nesikali sokuvelisa.
Ixabiso lilonke lobunini kwiminyaka engama-20{2}}30 licutha umsantsa kakhulu. Iibhetri eziqukuqelayo zifuna ulondolozo lwesiqhelo kunelithium-iion{4}}iimpompo, izitywini, iisistim zokupholisa, kunye nezixhobo zifuna inkonzo rhoqo{5}}kodwa kuthintelwe ukuthotywa komthamo kunye neendleko zokubuyisela ekugqibeleni ezifunyanwa ziinkqubo ze-lithium-ion.
Ukubonelela ngezinto eziphathekayo kubangela imingeni. Isithathu-sekota sobonelelo lwe-vanadium lwehlabathi luphuma kwimizila yentsimbi eyi-10 kuphela e-China nase-Russia. Olu thotho lonikezelo lugxininisekile ludala imingcipheko yezelizwe kunye nokuguquguquka kwexabiso ekufuneka izinto eziluncedo zifakelelwe kwisicwangciso sexesha elide{4}}. Iikhemistri ezizezinye zokuqukuqela kweebhetri zisebenzisa i-organic quinones okanye ezinye izinto ezijolise ekulungiseni obu buthathaka.
Ukhetho Lwexesha: Ukuthelekisa uGcino kwiiNkonzo zeGridi
Izinto eziluncedo zijongene nesigqibo esibalulekileyo ekukhetheni ixesha lebhetri, kunye neeyure ze-2, iiyure ze-4, kunye neenkqubo zeeyure ze-8 ezinikezela ngezakhono ezahlukeneyo kunye noqoqosho. Ukhetho luchaphazela ngokuthe ngqo ukuba zeziphi iinkonzo zegridi ezinokuthi zibonelelwe yinkqubo kunye nokusebenza kweprojekthi iyonke.
Iinkqubo ezine-zeyure ziye zavela njengesixhobo{1}} esisesikalini somgangatho. Bathatha ngaphezu kwe-60% yexesha lamandla{4}}ixabiso lokutshintsha eliya kubonelelwa sisixhobo seeyure ezingama-40, ngelixa sigcina iindleko ezinkulu zokhuphiswano. Iibhetri zemihla ngemihla zokuhamba ngebhayisikile kolu luhlu zigcina umbane welanga ngexesha leencochoyi zemveliso yasemini kunye nokuphuma ngexesha langokuhlwa liphezulu xa umbane welanga uncipha.
I-NREL isebenzisa i-4-ixesha leyure njengeyona nto imiselweyo yohlalutyo lwesikali soncedo kuba ezi nkqubo zilindeleke ukuba zezona ziqhelekileyo kwimarike. Umthamo wabo wokubala uthatha malunga nomjikelo omnye ngosuku, uvelisa i-16.7% yesixhobo somthamo wesixhobo seeyure ezi-4 ngokuchasene ne-8.3% kwisistim yeeyure ezi-2.
Imiba yejografi kunye nomthwalo weprofayile inefuthe ekukhetheni ixesha elililo. ICalifornia kunye neTexas, ezinokungena okuphezulu kwelanga, zixhamla kwi-4-6 yokugcinwa kweyure ukuvala ixesha le-ramp yangokuhlwa. Imimandla enencopho yasebusika okanye ixesha elongeziweyo lokunqongophala kwesizukulwana esihlaziyekayo zifuna iinkqubo zeyure ezi-6-8 okanye ngaphezulu.
Ipotfoliyo yenkonzo yegridi imisela ubuncinane beemfuno zexesha. Ulawulo lwamaxesha kunye nenkxaso yombane unokusebenzisa i-1-iinkqubo zeyure ezi-2 ngokufanelekileyo. Ubonelelo lwesakhono ludla ngokufuna iiyure ezi-4. Izibonelelo ze-arbitrage zamandla zanda kunye nexesha kodwa zidibana nembuyekezo ezinciphayo-inkqubo yeeyure ezi-8 ayinikezeli ngokuphindwe kabini ixabiso lofakelo lweeyure ezi-4 ngenxa yokuba ukwahluka kwexabiso lamandla kuncinci kwiiyure zamagxa.
Usetyenziso-iiprojekthi zesikali ziya zijolisa ngakumbi ubude beyure ezi-6-8 ukunika inkxaso yegridi ebanzi. Umkhwa wokufikelela kwincopho ezinde, eqhutywa kukusasazwa kwelanga ekutshintsheni iimilo zomthwalo womnatha, ityhalela uqoqosho kwixesha elongeziweyo. Ukucima okumnyama kwe-California's 2020 kuthathe ukuya kutsho kwiiyure ezi-2.5, ebonisa ukuba iinkqubo zeeyure ezi-4 zibonelela ngezixhobo ezaneleyo zemisitho eqhelekileyo.
Ukulungiswa kweendleko kufuna uhlalutyo olucokisekileyo. Iindleko zamandla (zilinganiswe nge-/kW) zonyuka ngexesha, ngelixa iindleko zamandla (/kW) zinyuka ngokuhamba kwexesha, ngelixa iindleko zamandla ( /kW) zinyuka ngokuhamba kwexesha, ngelixa iindleko zamandla (/kWh) ziyancipha. Inkqubo ye-lithium-ion yeyure ezi-8{3} ixabisa ngaphezulu kwe-kW nganye kodwa ngaphantsi kwe-kWh nganye kunenkqubo yeyure ezi-2. Obu budlelwane buchasayo buthetha ukuba ixesha lokukhetha kufuneka lilungelelaniswe neemfuno zemeko yosetyenziso oluthile kunokuba kucuthwe nje inkunzi yangaphambili.
Ubuchwephesha obusakhulayo bokusetyenziswa kokuCheva okuPhakamileyo
Ngaphaya kwe-lithium-iion kunye neebhetri eziqukuqelayo, ubuchwephesha obuvelayo bubonelela ngezinto eziluncedo ezizezinye iindlela zokugcina amandla okucheba ngamandla aneempawu zokusebenza ezahlukileyo.
Isodium-ibhetri esekwe kwi-sodium zifumana amandla ogcino lwegridi. Iibhetri zesodium-zisebenza ngokufanayo ne-lithium-iyoni kodwa zithatha indawo yesodium eninzi yelithium enqabileyo, icobalt, kunye nenikeli. Banikezela ngeendleko eziphantsi kunye nokhuseleko olwandisiweyo kunye nomngcipheko oncitshisiweyo wokubaleka kwe-thermal. Iibhetri zesodium-zesulphur zisebenza kumaqondo obushushu aphezulu kodwa zinika ubomi obude bokusebenza kwaye zilungele{7}}ixesha elide eliluncedo{8}}logcino lwesikali.
-Iibhetri zelizwe eziqinileyo zithembisa ukuxinana kwamandla aphezulu kunye nokhuseleko oluphuculweyo ngee-electrolyte eziqinileyo ezisusa izinto zolwelo olunokutsha. Ngelixa ijolise ikakhulu kwizicelo zemoto yombane okwangoku, izinto eziluncedo-zesikali esiqinileyo{3}}iinkqubo zelizwe ziphantsi kophuhliso ezinokusasazwa ekupheleni koo-2020.
Iibhetri zemoto zombane ezisetyenzisiweyo zinika inketho enomdla. Isithuthi-ukuya{2}}iinkqubo zegridi kunye nofakelo lwebhetri{3}}yesibini lobomi luvumela izinto eziluncedo ukonyusa umthamo webhetri ye-EV yokusheva kakhulu. Ulingo lophando lubonisa i-36% incopho yokunciphisa imfuno kusetyenziswa ii-EV ezimbini kuphela, ibhetri enye emileyo, kunye ne-40 kW uluhlu lwesola{7}}ebonisa ukubanakho ukusasazwa okunokwenziwa.
Ukugcinwa kwamandla omoya ocinezelweyo, i-hydro pumped, kunye ne-thermal storage systems zisebenza kwi-niche applications apho iimeko zejografi okanye zejografi zivuma. Obu bugcisa bufanele -ugcino lwexesha elide (8+ iiyure) kodwa ubuso besayithi{3}}imiqobo ethile ethintela ukwamkelwa okubanzi.
Iikhrayitheriya zokuKhetha zobuGcisa kwiZincedisi
Izinto ezisetyenziswayo ezivavanya inkqubo yogcino lokutsheva okuphezulu kufuneka ivavanye abagqatswa kwimilinganiselo yobugcisa esixhenxe echaphazela ngokuthe ngqo ukusebenza komsebenzi kunye nokuhlala koqoqosho.
Ukukhupha Ixesha lokukwaziigqiba ukuba zeziphi iinkqubo ezinokuthi zisetyenziswe kwisixokelelwano. Iinkqubo kufuneka zigcine amandla alinganisiweyo ngexesha lonke lokukhutshwa ngaphandle kokuthotywa okubalulekileyo kokusebenza. I-Lithium - ihambisa amandla angaguqukiyo kwiiyure ze-2-6, ngelixa iibhetri zokuhamba zinokwandisa kwiiyure ze-8-12 ngaphandle kokulahlekelwa kokusebenza.
Ubomi bomjikelo kunye nokuthotywa kwesidimaichaphazela iindleko zizonke zobunini ngaphezu kwayo nayiphi na enye into. Iinkqubo ze-Lithium - zilahlekelwa yi-20% umthamo phezu kwemijikelo eyi-6,000-10,000. Iibhetri ezihambayo azifumani ukuthotywa kwamandla kunye nokugcinwa okufanelekileyo, okuhlala iminyaka engama-20-30. Izinto eziluncedo kufuneka zibale iindleko zokutshintsha kumjikelo wobomi beprojekthi.
Round{0}}Ubuchule bohamboichaphazela uqoqosho lokusebenza. Ipesenti nganye yepesenti yelahleko esebenzayo inciphisa ingeniso evela kwi-arbitrage yamandla kunye nokwandisa iindleko zokusebenza. Iinkqubo ze-Lithium - zifezekisa ukusebenza kakuhle kwe-85-86%, ngelixa iibhetri ezihambayo zihlala zihambisa i-65-75%. Umahluko osebenzayo udibanisa kumawaka emijikelo.
Ixesha lokuPhendula kunye neRamp Rateukumisela ukufaneleka kweenkonzo ezincedisayo. Ibhetri yeLithium{1}}ingakwazi ukuphendula ngaphakathi kwimilliseconds kwaye ibonelele ngamandla apheleleyo ngokukhawuleza. Iibhetri eziqukuqelayo zifuna imizuzwana ukuya kwimizuzu yempendulo epheleleyo. Ulawulo lwamaxesha kunye nenkxaso yombane ifuna impendulo engaphantsi{4}}yesibini enokubonelela nge-lithium kuphela-i-ion kunye nobuchwephesha obufanayo.
IiMfuno zeenyawo kunye neeMfuno zeNdawozahluka kakhulu ngokwetekhnoloji. Iinkqubo zeLithium{1}}zibonelela ngamandla oxinaniso lwamandla aphezulu, efuna indawo encinci yomhlaba. Ufakelo lwebhetri oluhambayo ludinga indawo enkulu yeitanki kunye nezixhobo, eziluncedo{3}}iinkqubo zesikali ezifuna izigidi zeegaloni zogcino lwe-electrolyte. Izinto eziluncedo ezidolophini ezijongene nemiqobo yomhlaba zikholisa ukuthanda i-lithium-iion.
Uluhlu lobushushu obusebenzayoichaphazela iindawo zokuthunyelwa kunye neemfuno zamandla ancedisayo. Iinkqubo ze-Lithium - zisebenza kakuhle kwi-15-35 degree, ezifuna ulawulo olusebenzayo lwe-thermal kwiimozulu ezininzi. Iibhetri ezihambayo zinyamezela uluhlu olubanzi lobushushu kunye nokugquma okufanelekileyo. Imimandla yemozulu egqwesileyo inokuthanda itekhnoloji enye ngaphezu kwenye ngokusekwe kuphela ekusebenzeni kobushushu.
IiMfuno zoLondolozoifuthe kwiindleko zokusebenza eziqhubekayo. Iisistim zeLithium{1}}zifuna ugcino lwesiqhelo oluncinci ngaphaya kokubeka iliso kunye nokutshintshwa kweeseli ngamathuba athile. Iibhetri eziqukuqelayo zifuna ukusezwa rhoqo kweempompo, izitywini, iinkqubo zokupholisa, kunye nezixhobo zokulawula. Izinto ezisetyenziswayo kufuneka zisebenze ngokufanelekileyo nakweyiphi na iteknoloji ezikhethayo.
Isakhelo soHlahlo lwezoQoqosho
Izinto eziluncedo kufuneka zivavanye utyalo-mali lokugcina amandla oluchetyiweyo kusetyenziswa uhlalutyo olubanzi lwezemali olubalelwa kwiimithombo ezininzi zexabiso kunye neendleko zomjikelo wobomi.
Inkcitho enkulu ibandakanya ngaphezulu kweendleko zebhetri. 4-iyure, i-60 MW eluncedo-isikali sofakelo lwe-lithium{9}}ufakelo lwe-ion lubandakanya ipakethe yebhetri (eyona nto inkulu kodwa ingaphantsi kwe-50% yeendleko zizonke), inkqubo yoguqulo lwamandla, ibhalansi yamacandelo enkqubo, ukufakela abasebenzi, ukufunyanwa komhlaba, imirhumo yoqhagamshelo, imvume, kunye nomphuhlisi ongaphezulu. Iindleko ezifakiweyo zangoku zivela kwi-$ 380-450 nge-kWh kwiinkqubo ze-lithium-ion zeyure ezi-4.
Co-indawo enesolar inciphisa iindleko zenkunzi nge-7{3}}8% ngokwabelana ngeziseko ezingundoqo. DC-ulungelelwaniso oludityanisiweyo lugcina i-1% eyongezelelweyo xa kuthelekiswa ne-AC{7}}iinkqubo ezidityanisiweyo. Le khompawundi yokonga kakhulu kwisikali soncedo-ukuncitshiswa kwe-8% kwiprojekthi ye-$50 yezigidi kubonisa i-4 yezigidi zeerandi kwiindleko ezithintelweyo.
Iindleko zokusebenza ziquka ukulungiswa okucwangcisiweyo, ukujonga ukusebenza, i-inshurensi, irhafu yepropathi, kunye nokutshintshwa kwebhetri ekugqibeleni. ILithium-ion O&M iqhuba i-$5-10 kW-ngonyaka. Iibhetri eziqukuqelayo zifuna inkcitho ephezulu yogcino, i-$15{7}}25 kW ngonyaka ngamnye, kodwa zithintele iindleko zokutshintsha ezenziwa ziinkqubo ze-lithium-ion ekupheleni kobomi obuluncedo.
Imijelo yengeniso imisela ukusebenza kweprojekthi. Izinto ezisetyenziswayo zibamba ixabiso ngokucutha intlawulo yemfuno, i-arbitrage yamandla (ukuthenga okuphantsi, ukuthengisa okuphezulu), iintlawulo zomthamo, unikezelo lwenkonzo encedisayo (ulawulo lwamaza ombane, inkxaso yombane, amandla okuqalisa amnyama), kunye nokuhanjiswa kweziseko ezingundoqo zothumelo nokusasazwa. Izixhobo zaseCalifornia zinika ingxelo yokuba ukucheba okuphuculweyo kunokunciphisa amatyala asetyenziswayo ukuya kuthi ga kwi-40% ngokuthumela ngobuchule ngexesha lokunyuka kwemfuno ngengozi.
Umgangatho wexabiso logcino ubonelela ngeeapile{0}}uku{1}}kuthelekiso lweeapile kuzo zonke iitekhnoloji kunye nobude bexesha. Iiprojekthi zohlalutyo ze-DOE zika-2024 ze-lithium-i-ion LCOS ye-0.070/kWh ngokuchasene neebhetri zokuhamba nge-$0.052/kWh ngo-2030-ukuguqulwa koqoqosho lwangoku. Olu qikelelo luthatha uphuhliso oluqhubekayo lokuhamba kwee-electrolyte zebhetri kunye nokuveliswa kwe-scaled.
Iinkuthazo zomgaqo-nkqubo zinempembelelo enkulu kuqoqosho lweprojekthi. UMthetho wokuNcitshiswa kwexabiso lentengo ubonelela ngeekhredithi zerhafu yotyalo-mali yokugcina amandla. I-State{2}}inqanaba lenkuthazo liyohluka kakhulu-Izixhobo zase-California zibonelela ngeenkqubo ezininzi, ngelixa amanye amazwe ebonelela ngenkxaso encinci. Izibonelelo zeFederal, ezifana ne-DOE's $100 lezigidi kwinkxaso-mali engeyiyo{6}}yelithium yokulinga iprojekthi ebhengezwe ngo-2024, iphucula ngakumbi uqoqosho lwezinye iitekhnoloji.
Ukudityaniswa kweGridi kunye neeNkqubo zoLawulo
Iinkqubo zokugcinwa kwamandla okucheba okuphezulu zifuna ulwakhiwo lolawulo oluphucukileyo ukuze kwandiswe unikezelo lwexabiso ngelixa ugcina uzinzo lwegridi kunye nobomi obude besixhobo.
Iisistim zolawulo lwamandla zisebenza njengengqondo esebenzayo, zenza izigqibo zokwenyani{0}}zexesha malunga nokutshaja kunye nokukhupha ngokusekwe kumagalelo amaninzi. Iinkqubo ezikwinqanaba eliphezulu zisebenzisa i-algorithms yokufunda koomatshini ehlalutya iiprofayili zomthwalo wembali, uqikelelo lwemozulu, imiqondiso yexabiso lombane, kunye neemeko zegridi ukukhulisa amaqhinga okuthumela.
Usuku-uqikelelo olungaphambili luvumela ukuma okusebenzayo. I-AI{2}}imifuziselo yoqikelelo oluqhutywayo ilindele amaxesha emfuneko aphezulu kunye nokusilela kokuveliswa ngokutsha,-ukutshaja iibhetri kwangaphambili ngamaxesha afanelekileyo kunye nokugcina umthamo weziganeko eziphezulu{4}}zexabiso lokukhupha. Uphando lubonisa ukuba ukufunda koomatshini{6}}iisistim eziphuculweyo zinciphisa imfuno ephezulu nge-15-20% ngempumelelo kuneenkqubo zolawulo ezisekelwe kumthetho.
Iimfuno zoqhagamshelo lwegridi ziyahluka ngokomsebenzi kunye nendawo. Uninzi lwezinto eziluncedo -iibhetri zesikali ziqhagamshela ngokuthe ngqo kuthumelo okanye kwizitishi ezisezantsi ngesixhobo sokutshintsha esizinikeleyo. Ulawulo lokusuphavayiza kunye nokufumana idatha (i-SCADA) yokudibanisa inkqubo ivumela i-utility ukuba ibeke iliso kwaye ithumele i-asethi yokugcina kude, mhlawumbi isekelwe ngokuzimeleyo kwi-preset thresholds okanye ngokugqithiswa ngesandla xa iimeko zigunyazisa.
Iinkqubo zoguqulo lwamandla zivala umsantsa phakathi kogcino lwebhetri yeDC kunye neemfuno zegridi ye-AC. -Umgangatho ophezulu weyunithi ye-PCS ifezekisa i-95-98% yoguqulo olusebenzayo. I-PCS ilawula ukuhamba kwamandla e-bidirectional, ivumelanisa kunye nefrikhwensi yegridi kunye ne-voltage, kwaye ibonelela ngemisebenzi yokukhusela ekwahlula ibhetri ngexesha leempazamo.
I-Cybersecurity ifuna ingqalelo enzulu njengoko iinkqubo zokugcina ziqhagamshelana kuthungelwano oluluncedo. Ibhetri ayikwazi ukusebenza emoyeni{1}}isithuba esiphakathi ukuba zinikezela ngeenkonzo zegridi zexesha lokwenyani. Izinto eziluncedo kufuneka zisebenzise ulawulo oluluqilima lwe-cyber oluthintela ukufikelela okungagunyaziswanga ngelixa ugcina ukuguquguquka kokusebenza.
Ukubekw'esweni kwentsebenzo kulandelela iimetrikhi eziphambili ngokuqhubekayo. Imeko yentlawulo, amandla ombane, ubushushu, kunye nemveliso yamandla zibonelela{1}}ulwazi lokwenyani lokusebenza ngexesha. Uhlalutyo lwexesha elide{3}}chonga iindlela zokuthotywa, uqikelelo lweemfuno zogcino, kwaye uqinisekise ukuba inkqubo inikezela ngexabiso elilindelekileyo. Izinto ezisetyenziswayo kufuneka zifune ukubekwa esweni okubanzi kunye nokufikelela kwidatha kwiikhontrakthi zokuthengwa kwempahla.
IiNdlela eziPhambili zokuFumana izinto eziluncedo
Izinto ezisetyenziswayo ezenza iqondo eliphezulu lokutsheva ukuthengwa kwamandla okugcina kufuneka kulandele iindlela ezininzi eziqinisekisiweyo eziphucula iziphumo kunye nokunciphisa umngcipheko.
Itekhnoloji-ii-RFP ezingathathi hlangothi zivumela abathengisi ukuba bacebise izisombululo ezizezona zilungileyo kunokumisela iibhetri ezithile okanye uqwalaselo. Iinkcukacha ezisekelwe kwintsebenzo- zichaza iinkonzo ezifunekayo (4-ukukhutshwa kweyure, 85% ukuya nokubuya ngobuchule, iwaranti yeminyaka eyi-10) ngelixa uvumela abakhuphisana ngamaxabiso bagqibe ngendlela yokufikelela ezo mfuno. Le ndlela ihlala ityhila izisombululo zoyilo kunye namaxabiso angcono.
Iiprojekthi ezilingwayo zinciphisa ukuphunyezwa komngcipheko xa izibonelelo zingenawo amava ngetekhnoloji. Ukuqala nge-1-5 yofakelo lwe-MW ibonelela ngemfundo yokusebenza phambi kokuzinikela kukusasazwa okukhulu. Izinto ezininzi eziluncedo zilinge ngempumelelo iibhetri zokuhamba okanye iinkqubo zesodium-ion kwinqanaba elincinci ngaphambi kokukhutshwa okukhulu.
Iqela lesithathu -lobunini kunye nemifuziselo yokusebenza tshintsha ubuchwepheshe kunye nomngcipheko wokusebenza kwiifemu zeengcali. Ngaphantsi kwesi sakhiwo, abaphuhlisi baxhasa ngemali, bakha, bangabanini, kwaye basebenzise ii-asethi zogcino kwipropathi esetyenziswayo, ukuthengisa iinkonzo zibuyele kwizinto eziluncedo phantsi{2}}kwezivumelwano zexesha elide. Le ndlela isebenza kakuhle xa ubuchule bangaphakathi bulinganiselwe.
Iziqinisekiso zomthengisi zibaluleke ngaphezu kwexabiso eliphantsi lebhidi. Izinto eziluncedo kufuneka zifune iirekhodi eziqinisekisiweyo zendlela yokusebenza eyimpumelelo-yokusasazwa kwesikali, amaphepha omncono aqinileyo aqinisekisa{2}}inkxaso yexesha elide, imigaqo yewaranti ebanzi, kunye nezicwangciso ze-O&M ezineenkcukacha. Elona bhidi lisezantsi lidla ngokuba lelona xabiso liphezulu ukuba umthengisi akanaso isakhono sokunikezela.
Izifundo zonxibelelwano kufuneka zenzeke kwangoko kwinkqubo yokucwangcisa. Iiprojekthi zogcino zinokuqalisa uphuculo olungalindelekanga lwesitishi okanye uqinisekiso lothumelo ukuba impembelelo yegridi ayihlalutywanga kwasekuqaleni. Iindleko zonxibelelwano lweFactor kunye namaxesha kuqoqosho lweprojekthi ukusuka ekuqaleni.
Uthethathethwano noluntu luthintela ukulibaziseka kweprojekthi okanye inkcaso. Ukufikelela kwangethuba okuchaza amanyathelo okhuseleko, iinzuzo zokusingqongileyo, kunye nokuphuculwa kokuthembeka kwegridi kwakha inkxaso. Iinkxalabo zokhuseleko lomlilo malunga ne-lithium{2}}ufakelo lwe-ion luphazamise iiprojekthi ezininzi emva kotyalo-mali olubalulekileyo lophuhliso.
Iingqwalasela zoKhuseleko noLawulo
Iiprothokholi zokhuseleko logcino lwamandla ebhetri zivele ngokukhawuleza kulandela-zehlo zeprofayile ezininzi. Izinto ezisetyenziswayo kufuneka ziphumeze imilinganiselo yokhuseleko ebanzi ekhusela abasebenzi, izixhobo kunye noluntu olungqongileyo.
Iinkqubo zokucima umlilo zibonisa umgca wokuqala wokukhusela. Ufakelo lweLithium{1}}ludinga ubugcisa obukhethekileyo bocinezelo ngaphaya kwezitshizi zesintu. Iinkqubo zearhente ezicocekileyo, inkungu yamanzi, kunye nezisombululo ezisekwe kwi-aerosol{3}zinokulawula imililo yebhetri. Izithintelo ze-Thermal phakathi kweemodyuli zebhetri zithintela i-cascading ye-thermal ebaleka iziganeko.
Ucwangciso lwempendulo kaxakeka kufuneka lubandakanye amasebe omlilo asekuhlaleni ngaphambi kokuba nayiphi na inkqubo yokugcina isebenze. Abaphenduli bokuqala bafuna uqeqesho kwiingozi zetekhnoloji yebhetri, iindlela ezifanelekileyo zokucima umlilo, kunye neemfuno zezixhobo zokuzikhusela. Umlilo weGateway eCarlifonia utshise kangangeentsuku ezintlanu ngokuyinxenye ngenxa yokuba abaphenduli ekuqaleni bebengacacelwanga kwezona zicwangciso zilungileyo zoxinzelelo.
Iikhowudi zokwakha kunye nemigangatho iyaqhubeka nokuguquka ukulungisa ukugcinwa kwamandla. Umbutho woKhuseleko loMlilo weSizwe we-NFPA 855 (uMgangatho woFakelo lweeNkqubo zokuGcinwa kwaMandla okuSimayo) ubonelela ngeemfuno ezibanzi zokhuseleko. Amagunya amaninzi amkele okanye alungelelanise iNFPA 855, nangona iimfuno zohluka ngokweendawo.
Iinkqubo zemvume zohluka kakhulu kuwo wonke amagunya. Ezinye izinto eziluncedo zijongene nolwamkelo olulungelelanisiweyo ngophononongo lwangaphakathi, ngelixa ezinye kufuneka zijonge iinkqubo ezintsonkothileyo zikawonke-wonke ezibandakanya ii-arhente ezininzi. Uthethathethwano kwangethuba nabasemagunyeni abanegunya kuthintela ukothuka kade kuphuhliso.
Uphononongo lokusingqongileyo lujongana neenkxalabo ezininzi ezingaphaya komngcipheko womlilo. Ukulahlwa kwebhetri kunye nezicwangciso zokuphinda zisetyenziswe kufuneka zibhalwe phantsi. Ingxolo evela kwiinkqubo zokupholisa, ukuphazamiseka kwe-electromagnetic, kunye neempembelelo ezibonakalayo zifuna amaqhinga okunciphisa. Imithetho ye-Federal kunye ne-state yendalo esingqongileyo inokubangela uphononongo ngokuxhomekeke kubungakanani beprojekthi kunye nendawo.
Ukhuseleko lwe-inshorensi yoncedo{0}}umlinganiselo wogcino uguqukile ukusuka kwimveliso ye-niche ukuya kwimarike esele ikhulile. Imigaqo-nkqubo ngoku igubungela umlilo, ukonakaliswa kwezixhobo, ukuphazamiseka kweshishini, kunye nokuvezwa kwetyala elenzelwe ngokukodwa ukufakelwa kwebhetri. Iindleko ze-inshurensi ziqhuba i-0.5-1% yexabiso leprojekthi ngonyaka.
IiNdlela zekamva kwiTekhnoloji yoGcino oluSebenzayo
Into eluncedo-indawo yogcino-mandla yokucheba imarike ikhula ngokukhawuleza, kunye neendlela ezininzi ezinokuseka ukukhetha ubuchwephesha kwishumi leminyaka elizayo.
Iimfuno zobude bexesha zidlulela ngaphaya komgangatho weyure ezi-4-. Uhlalutyo lomthwalo oseleyo kwimimandla enokuhlaziywa okuphezulu lubonisa iincopho zokwandisa kunye nokutshintsha ngexesha lonyaka. Iincopho zasebusika zaseCalifornia ngoku zodlula iincopho zasehlotyeni kwiminyaka ethile, zifuna ixesha elide lokukhupha ukugcina ukuthembeka. Iinkqubo zeeyure ezisibhozo ukuya kwezili-12 ziba nokhuphiswano lwezoqoqosho njengoko iindleko zebhetri zisehla.
Ulungelelwaniso lweHybrid oludibanisa iitekhnoloji ezininzi lubonelela ngeenzuzo ezongezelelweyo. Iisistim zeLithium{1}}ezidityaniswe neebhetri zokuhamba zibonelela ngokuphendula ngokukhawuleza kunye nobude bexesha elongeziweyo. Ezinye izinto eziluncedo zijonga i-lithium-iyoni yolawulo lwamaza edityaniswa nomoya oxinzelelweyo okanye impompe ye-hydro -yeentsuku ezininzi zokugcina.
Ukwandiswa komthamo wokwenziwa kwemveliso kuqhuba ukuthotywa kweendleko kunye nokusebenza okuphuculweyo. Uqikelelo lwe-BloombergNEF luqhubekile i-lithium -ixabiso lebhetri ye-ion liyehla, nangona kumaxabiso acothayo kunale minyaka ilishumi idlulileyo. Isikali sokwenziwa kwebhetri{3}}enyukayo sinokucutha iindleko nge-50-60% ngo-2030 ukuba uphuhliso lwangoku luyabambeka.
Iikhemistri ezizezinye zifikelela kwimpumelelo yorhwebo. Iibhetri zesodium -zingene kwimveliso ngo-2024 kwizicelo eziluncedo. I-ayina-ibhetri zomoya zithembisa-ugcino lweentsuku ezininzi ngexabiso eliphantsi kakhulu. Iinkqubo ezisekelwe kwiZinc{7}zinika enye indlela yokugcina{8}}ixesha elide ngaphandle kwemiqobo yonikezelo lwe-lithium.
Isithuthi-ukuya{1}}kudibaniso lwegridi lungavula umthamo omkhulu osasaziweyo wogcino. Njengoko ukwamkelwa kwe-EV kukhawulezisa, izinto eziluncedo ziphuhlisa izikhokelo zokuphucula iibhetri zemoto kwiinkonzo zegridi. Isakhono sobugcisa sikhona namhlanje; izikhokelo zolawulo kunye nokwamkelwa kwabathengi kuyabambeka.
ISoftware kunye nokulungiswa kwe-AI kuya kukhupha ixabiso elingakumbi kufakelo olukhoyo. Iimodeli zokufunda ngoomatshini ziyaphucuka unyaka nonyaka njengoko ziqokelela idatha yokusebenza. Iinkonzo zinika ingxelo ye-10-15% yokuphuculwa komsebenzi ukusuka kuhlaziyo lwesoftware yodwa, ngaphandle kotshintsho lwehardware.
Eyona nto ibaluleke kakhulu: izinto eziluncedo ezikhetha ugcino lokucheba amandla namhlanje kufuneka ziyile izinto ezithengiweyo ezinokuguquguquka kwendaleko yetekhnoloji. Iinkqubo zeemodyuli zivumela ukwandiswa kwamandla. Ukucaciswa kokusebenza kunemigqaliselo yetekhnoloji yenza ukuba kuphuculwe kwixesha elizayo njengoko kuvela izisombululo ezitsha.
Imibuzo ebuzwa qho
Izinto eziluncedo zimisela njani elona xesha lifanelekileyo lebhetri lokutsheva okuphezulu?
Izinto eziluncedo zihlalutya iiprofayili zazo zomthwalo womnatha ukuchonga ubude bexesha eliphakamileyo kunye nokuphindaphindwa. Ummandla oneencopho zangokuhlwa ze-4-6 iiyure eziqhutywa yi-solar fade ngokuqhelekileyo ukhetha iinkqubo zeeyure ezi-4. Iindawo ezifumana ixesha elongeziweyo lokusilela kwesizukulwana esihlaziyekayo okanye iincopho zamaxesha onyaka zifuna iinkqubo zeyure ezi-6-8. Umthwalo wedatha yokubikezela idityaniswe nezicwangciso zokudibanisa ezivuselelekayo zibonelela ngesiseko sezigqibo zexesha.
Loluphi ugcino olufunwa lusetyenziso{0}}kwiqondo eliphezulu lokucheba iibhetri?
Iinkqubo zeLithium{0}}zidinga ugcino lwesiqhelo oluncinci{1}ukuqala esweni, inkonzo yolawulo lwe-thermal ngamaxesha athile, kunye nokutshintshwa kwemodyuli ekugqibeleni emva kwe-6,000-10,000 yemijikelo. Iibhetri eziqukuqelayo zifuna ukugcinwa rhoqo kweempompo, izitywini, iinkqubo zokupholisa, kunye nezixhobo zokulawula, ngokwesiqhelo kwiishedyuli zekota. Zombini iitekhnoloji ziyazuza kuhlolo oluqhubekayo lokusebenza oluchonga imiba ngaphambi kokuba ibangele ukusilela.
Ngaba iibhetri zokuhamba kunye neenkqubo ze-lithium{0}}zisebenza ngendlela efanayo?
Zombini iitekhnoloji inokubonelela ngokucheba okuphezulu, kodwa zinamandla ahlukeneyo. I-Lithium -igqwesile ngokukhawuleza{2}}kwizicelo zempendulo ezifuna{3}}ixesha lesibini lokuphendula, iyenza ilungele ukulawulwa rhoqo ecaleni kokucheba okuphezulu. Iibhetri eziqukuqelayo zifanele izicelo ezifuna ukukhutshelwa ngokuqhubekayo ngamandla apheleleyo kangangeeyure ezi-8+ ngaphandle kokuthotywa. Izinto ezininzi eziluncedo zisebenzisa zombini itekhnoloji kwiimeko ezahlukeneyo zokusebenzisa kwindawo yazo yenkonzo.
Izinto eziluncedo ziyivavanya njani imingcipheko yokhuseleko phakathi kobuchwepheshe bebhetri?
Uvandlakanyo lokhuseleko lubandakanya uhlalutyo lomngcipheko womlilo, amandla okubaleka ngobushushu, iimfuno zokusabela kwimeko yongxamiseko, kunye nokuqwalaselwa kwempembelelo yoluntu. I-Lithium-iyoni ifuna ukucinezelwa okukhulu komlilo kunye nolawulo lwe-thermal kodwa inikezela ngoxinaniso lwamandla aphezulu. Iibhetri ezihambayo zisusa umngcipheko womlilo ngokupheleleyo kodwa zifuna indawo eninzi kunye nokugcinwa kwesiqhelo. Uvavanyo lokusemngciphekweni luqwalasela ukuba nokwenzeka kunye nesiphumo sezehlo ezinokuthi zibe kho, kunye nemilinganiselo yokunciphisa.
Imithombo yedatha
Ulawulo lweeNkcukacha zaMandla e-US - Usetyenziso{3}}Ubungakanani bexesha lokuGcina ibhetri kunye nosetyenziso (2021-2024)
ILebhu yeSizwe yaMandla aVuselwayo - Isiseko soNyaka soBuchwepheshe: Usetyenziso{1}}Isikali sokuGcina ibhetri (2024)
ISebe lezaMandla lase-US - Ukuphumeza iSithembiso sokuGcina iNdawo ePhantsi{3}}yeXesha elide lokuGcina amandla (2024)
IKhomishini kaWonke-wonke yaseCalifornia - uPhando lweNkqubo yokuGcina amandla eBhetri (2025)
I-BloombergNEF - iNgcaciso yeMarike yokuGcinwa kwamandla kunye noHlalutyo lweNdleko yeBhetri eQuquzelayo (2024)
Umbindi Wamandla - Amacebo okucheba okuPhakamileyo asebenzisa iJenereyitha ekwinqanaba eliphezulu kunye neTekhnoloji yoGcino (2024)
I-ScienceDirect - ULwabiwo oluLulelona lweNkqubo yokuGcina amandla eBhetri ukuze kuchetywe ngeNcopho kunye noPhuculo loNtembeko (2024)
Inkampani yaseMntla yaseMelika yoBumba boMbane - uVavanyo loNtembeko lwasehlotyeni (2024)
IPosi yaseWashington - Iibhetri eziHambayo kunye nokuSebenzisa{1}}Isikali soGcino lwaMandla aVuselelwayo (2024)
Indalo - Ubuchwephesha bebhetri yeGridi{1}}Isikali soGcino lwaMandla (2025)