Imirasire y'izuba: Uburyo bwo Kuringaniza Banki yawe
Mu mpeshyi ishize, twafashije uruganda rukora muri Texas gukemura sisitemu ya bateri. Bakoresheje amadolari arenga 200.000 kuri sisitemu ya 200 kWh yashoboraga gutanga 66% gusa yubushobozi bwayo. Impamvu yari yoroshye: uwashushanyije yakoresheje imibare 25 yikizamini gisanzwe atabaze ubushyuhe bwimpeshyi buri gihe burenga dogere 38 imbere yikigo. Mu gihe cy'amezi atatu, bishyuye amadorari 40.000 kugeza 50.000 $.
Ibi bibaho igihe cyose muruganda. Inyandiko ishaje kuri DIY Solar Forum yabivuze neza: gushushanya sisitemu ya - ya gride igwa ahantu hagati ya siyanse nubuhanzi, kandi ikibabaje nuko nabashinzwe ubunararibonye akenshi babibona nabi.
Imiyoboro minini yandikiwe abakoresha gutura. Abaguzi b'ubucuruzi n'inganda bakeneye uburyo butandukanye bwo kubara.
Impamvu Inzira zo Gutura zananirana mubikorwa byinganda
Byakwirakwijwe cyane kuri formula kumurongo bisa nkibi:
Ubushobozi bwa Bateri (Ah)=Imikoreshereze ya buri munsi (Wh) days Iminsi yo gusubira inyuma Vol Umuvuduko wa sisitemu th Ubujyakuzimu
Kubafite amazu asanzwe, iyi formula ikora neza. Ariko inganda zinganda zirimo ibintu bine bitabaho muburyo bwo guturamo: guhindagurika kwubushyuhe bunini, imiterere yimitwaro igoye, ibikoresho byo gutangiza ibikoresho, hamwe namasaha yo gukora.
IEEE 485 na IEEE 1013 bikemura byumwihariko ibi bintu byo gukosora. Nubwo mbere byanditswe kuri bateri ya - acide, uburyo bwo gukosora bukoreshwa kimwe na fosifate ya lithium fer- hamwe na coefficient zitandukanye.
Ingano yuzuye yinganda:
C=(E × D × K_aging × K_temp) ÷ (V × DoD × η)
K_aging ni ibintu byo gusaza, byashyizwe kuri 1.25, byerekana 25% ubushobozi bwo gutesha agaciro amaherezo - yubuzima - ubuzima. K_temp nubushuhe bukosora, bwakuwe mububiko bwa datasheets. η ni imikorere ya sisitemu, mubisanzwe hagati ya 0.82 na 0.88.
Reka twirukire kurugero nyarwo:
Uruganda rutwara 800 kWh buri munsi, rusaba iminsi 2 yo gusubira inyuma, rukoresha sisitemu ya 48V, ubujyakuzimu bwa 80%, isohoka rya 85%, hamwe nubushyuhe buke bwimbeho ya dogere 4 (bihuye nimpamvu yo gukosora ubushyuhe 1.30).
(800.000 × 2 × 1.25 × 1.30) ÷ (51.2 × 0.80 × 0,85)=74, 853 Ah
Niba ubaze kuri dogere 25 yibanze, icyifuzo kimwe cyakenera gusa 57.579 Ah. Itandukaniro rya 30%. Iyi 30% ntabwo ikomoka kuri theoretical - yapimwe hasi - gutakaza ubushobozi bwubushyuhe bwa CATL LF280K na EVAS LF304.
Ubushyuhe bugira ingaruka kubushobozi burenze uko abantu benshi babitekereza
Ubushobozi bwa Litiyumu ya fosifate iratandukanye cyane nubushyuhe, ariko ubunini nyabwo buterwa nigipimo cyo gusohora. Amakuru akurikira ashingiye ku gipimo cya 0.5C cyo gusohora, gisanzwe mububiko bwizuba.
Niba igipimo cyo gusohora kiri hejuru, vuga 1C cyangwa hejuru, buri gipimo cy'ubushyuhe kigabanukaho amanota 5 kugeza kuri 15 ku ijana. Kubisabwa nkububiko bukonje bukonje, imikoreshereze ya nimugoroba ikoreshwa akenshi igera kuri 1C isohoka, kandi ingaruka ziterwa nubushyuhe nigipimo zigomba kurebwa hamwe.
ASHRAE ikirere 5 kugeza 8 gikubiyemo igice kinini cyamajyaruguru ya Amerika na Kanada yose. Imishinga yo muri utwo turere ikenera 30% kugeza 45% yubushobozi bwashyizweho burenze kubara ibizamini bisanzwe byerekana ko - ibi ntabwo ari ugukumira, nibisanzwe.
Ubukungu bwa Sisitemu zitandukanye
Ingano ya Batteri ntabwo ari ikibazo gihoraho cyo gutezimbere - ni icyemezo cyihariye. Ntushobora kugura sisitemu ya 347.2 kWh; uhitamo muburyo bugaragara uwabikoze atanga. Buri cyiciro gifite ibiciro bitandukanye hamwe nibiranga kugaruka.
Hano hepfo urutonde rwibiciro twabonye mumagambo mumwaka ushize, kuri sisitemu ya fosifate ya lithium yemewe kuri UL 9540 na IEC 62619:
50 - 100 kWt
Igiciro cya Bateri
$185 - $220kuri kilwati
Igiciro cyose cya sisitemu
$465 - $570
Kwishura
6 - 9 imyaka
100 - 250 kWt
Igiciro cya Bateri
$155 - $185kuri kilwati
Igiciro cyose cya sisitemu
$375 - $465
Kwishura
5 - 7 imyaka
250 - 500 kWt
Igiciro cya Bateri
$130 - $155kuri kilwati
Igiciro cyose cya sisitemu
$310 - $375
Kwishura
4 - 6 imyaka
500 kWh - 1 MWh
Igiciro cya Bateri
$110 - $130kuri kilwati
Igiciro cyose cya sisitemu
$260 - $310
Kwishura
3 - 5 imyaka
1 - 5 MWh
Igiciro cya Bateri
$95 - $110kuri kilwati
Igiciro cyose cya sisitemu
$215 - $260
Kwishura
Imyaka 2.5
Hano hari uburyo butari umurongo: kuringaniza ibiciro bya sisitemu ntabwo bipima umurongo hamwe nubushobozi. Sisitemu ya 500 kWh ikenera hafi uruhushya rumwe, gutegura ikibanza, hamwe nubuhanga bwo guhuza nka sisitemu ya 250 kWh. Ibi birema umwanya wingenzi: niba kubara kwawe gusohoka kuri 180 kWh, kuzamura 250 kWh akenshi birumvikana. Inyongera 70 kWh igura hafi $ 25.000, ariko igiciro cyibiciro kiva kuri $ 440 kigera ku $ 385, bizigama $ 10,000 ku gice cya 180 kWh. Ishoramari ryiyongereye ni 15,000 $, kugura 70 kWh yinyongera yinyongera, kongera igihe cyo gusubira inyuma, no kugabanya ubujyakuzimu.
LFP vs Kurongora - Acide
Ibiciro byambere byo kugura birashobora gutuma gurş - bateri ya aside isa neza. Ariko ikiguzi cyubuzima kivuga inkuru itandukanye rwose.
Fata urugero rwa 200 kWh rwububiko bwinganda: 70% byubujyakuzimu bwa buri munsi, dogere 20 yubushyuhe bwo gukora, $ 0.12 / kWh amashanyarazi, 8% yo kugabanyirizwa, igihe cyo gusesengura imyaka 15.
Litiyumu y'icyuma cya fosifate
Batiri yambere yatwaye $ 26.000. Impirimbanyi ya sisitemu $ 36,000. Nta gusimbuza bateri bikenewe mu myaka 15 (70% DoD itanga hafi 5.400 cycle, mugihe cya LFP). Igiteranyo cyo kwishyuza igihombo mumyaka 15: $ 2,520. Kubungabunga: $ 3.600.
Bose hamwe: $ 68.120.
AGM Isonga - Amahitamo ya Acide
Kurongora - aside irashobora gusohoka kugeza kuri 50% gusa kugirango ikomeze ubuzima, bityo 400 kWh izina ryizina rirakenewe kugirango tubone ingufu zikoreshwa. Batiri yambere yaguze $ 32,000. Impirimbanyi ya sisitemu $ 44,000. Gusimbuza bateri ebyiri bikenewe mu myaka 15: $ 64,000. Kwishyura igihombo: $ 7.560. Kubungabunga: $ 9,000.
Igiteranyo: $ 156.560.
Umwuzure Wuzuye - Amahitamo ya Acide
Kimwe na 400 kWh. Batteri yambere $ 24,000. Impirimbanyi ya sisitemu $ 44,000. Abasimbuye batatu mu myaka 15: $ 72,000. Kwishyura igihombo: $ 10.080. Kubungabunga: $ 18,000.
Igiteranyo: $ 168.080.
Igiciro cya LFP cyimyaka 15 kiri munsi ya 56% ugereranije na AGM, 59% munsi yumwuzure.
Urebye uburyo bwo kwishyuza bwonyine: LFP kuzenguruka - gukora neza ni 95%, kuyobora - aside ni 80% kugeza 85%. Sisitemu ya 200 kWh ikoresha 140 kWh buri munsi itakaza 4.4 kWh kumunsi hamwe na aside - aside. Ku mashanyarazi $ 0.12 / kWt, ayo ni itandukaniro hafi $ 30.000 mumyaka 15.
Birumvikana, iyi mibare ishingiye kumurongo wibitekerezo. Ibiciro by'amashanyarazi birashobora kuzamuka, iterambere ryikoranabuhanga rishobora kwihutisha guta agaciro k'umutungo, amafaranga yo kubungabunga ashobora kurenga kubiteganijwe. Ibyemezo nyabyo bisaba umushinga - isesengura ryihariye. Mubyizere byiza LFP inyungu ziyongera; mubihe byo kwiheba inyungu ziragabanuka ariko zigakomeza.
Kuringaniza Logic kubintu bitatu bitandukanye
Kogosha cyane
Uru ruganda rwishyura amadolari 14.50 / kWt mu byifuzo bisaba ubushobozi bwa 750 kWt. Gusesengura imizigo yabo yerekanaga ko impinga ya nyuma ya sasita yaturutse ahanini ku cyuma gikonjesha hamwe na compressor zitangirira icyarimwe, zimara amasaha agera kuri abiri nigice, hamwe na kilowati 200 zishobora kwimurwa.
Intego yambere yo gushushanya kwari kogosha 150 kW kuri mpinga. Ukoresheje formula: 150 kW × amasaha 2.5 ÷ 0.80=469 kWh. Twasabye sisitemu ya 500 kWh kuri $ 295 / kWt, dushora $ 147.500.
Inyungu ziteganijwe buri mwaka: kuzigama amafaranga yo kuzigama 150 × 14.50 × 12=$ 26.100, hiyongereyeho igihe - ya - koresha ubukemurampaka hafi $ 4000 kugeza 4500 $, yose hamwe akaba arenga 30.000. Kwishura byoroshye hagati yimyaka ine nimyaka itanu. Gukora muri 30% yinguzanyo zishoramari muri reta, ishoramari ryaragabanutse kugera kumadolari arenga 100.000, hamwe no kwishyura hafi yimyaka itatu nigice.
Mugihe cyo gusohora twakubise agati: amashanyarazi yabo yari akeneye kuzamurwa kugirango abike sisitemu yo kubika, yongeraho $ 12,000. Ibiciro byihishe biroroshye kubura kurwego rwo gusubiramo.
Imirasire y'izuba - Gukoresha
Ubu bubiko bufite izuba 400 kwizuba hejuru yinzu, ariko 45% yibisekuru byoherezwa hanze mugihe gito - mugihe cyibiciro $ 0.04 / kWh gusa, mugihe kugura nimugoroba byatwaye $ 0.18 / kWt. Ububiko bushobora gufata ikwirakwizwa.
Intego yagabanaga 600 kWh yohereza hanze kumunsi. Gukora usubira inyuma kuva 85% byubujyakuzimu no gukora 92%: 600 ÷ 0,85 ÷ 0.92=766 kWh. Sisitemu ya 800 kWh kuri $ 275 / kWh bisobanura ishoramari 220.000.
Kubara inyungu nziza yumwaka: 600 × (0.18 - 0.04) days iminsi 300 yizuba=$ 25,200, hiyongereyeho amafaranga yo kuzigama asabwa hafi $ 8,000 kugeza $ 9,000. Amafaranga yose yagaruwe $ 33,000 kugeza $ 34,000. Mbere - kwishyura umusoro imyaka itandatu nigice, ohereza - umusoro imyaka ine nigice.
Ariko politiki yo gupima net ya Arizona irahinduka. Niba ibiciro byo kugura byinshi bikomeje kugabanuka, umusaruro wumushinga uratera imbere. Ibinyuranye, niba politiki ihindutse kugirango itume izuba ryoherezwa hanze, kugaruka kugabanuka. Ubu bwoko bwa politiki bugomba gushirwa mubikorwa byo gusuzuma umushinga.
Wibike Imbaraga Zongeyeho Kogosha buri munsi
Ikigo cya colocation gikeneye amasaha 4 yinyuma kuri 500 kW yumutwaro uremereye. Uburyo gakondo bukoresha bateri ya VRLA kuri UPS, ikabisimbuza buri myaka ine cyangwa itanu. LFP irashobora kwitabira kogosha buri munsi kugirango yinjize mugihe ikomeza ubushobozi bwo gusubira inyuma.
Ibisabwa byo gusubira inyuma: 500 × 4=2, 000 kWt. Sisitemu ya 2.5 MWh kuri $ 245 / kWt isobanura $ 612.500.
Agaciro kava mumasoko atatu: wirinze ibiciro byo gusimbuza VRLA byahinduwe mumyaka 15 kumadorari 12,000 / kumwaka. Saba amafaranga yinjiza kuri 500 × 45=$ 22.500. Kuzigama amafaranga yo kuzigama hafi 18,000 $. Buri mwaka agaciro karenga $ 50.000.
Kwishura byoroshye kurenza imyaka cumi nimwe, hamwe ninguzanyo yimisoro hafi imyaka umunani, hamwe no gutondekanya MACRS eshanu - umwaka wihuse guta agaciro bizana inyungu nziza kumyaka itandatu.
Ikigoye hano ni uko ibisubizo byinjira bidasubirwaho. Abakozi ba grid banyuranye bafite amategeko atandukanye ya gahunda hamwe no kuzenguruka. Turagira inama abakiriya kugabanya inyungu zisabwa kubisubizo 30% muburyo bwimari nkikigereranyo cyibidukikije.
Amakosa Rusange Rusange nicyo Bagura
Gukoresha Impuzandengo Yikigereranyo Aho Gutwara Imirongo
Impuzandengo yo gukoresha buri munsi irakubwira umubare wa kilowatike yo kubika, ariko umutwaro wo hejuru ugena umubare wa kilo wibisohoka sisitemu ikeneye. Batare ya 500 kWh ihujwe na inverter ya 100 kWt ntishobora gukemura 300 kW isaba, nubwo ingufu zaba zibitswe gute.
Ibikorwa byinshi byingirakamaro byandika muri windows yiminota 15, kandi igihe kinini cyiminota 15 mukwezi kugena ukwezi kwishyurwa. Ingano yinganda igomba kuba ishingiye kuminota 15 yimitwaro yimitwaro, ntabwo impuzandengo ya buri kwezi.
Kwirengagiza Inverter Imikorere Ifatika
Inverter ikora neza iratandukanye nurwego rwumutwaro. 250 kW inverter ikora kuri 25% yumutwaro (62.5 kW) irashobora kugera kuri 91% gusa, mugihe kuri 75% umutwaro igera kuri 96%. Kugura inverter nini cyane kugirango kwaguka bizaza bisobanura kwemera igihombo kirekire -.
Kuri 140 kWh yinjiza buri munsi, itandukaniro rya 5% risobanura 7 kWh yigihombo cyinyongera. Ku $ 0.15 / kWt amashanyarazi, ayo ni $ 380 / umwaka. Kurenza imyaka cumi n'itanu, irongera.
Gufata BMS Margin nkubushobozi bukoreshwa
BMS yashyizwe kuri 80% byubujyakuzimu, bityo bateri 100 kWh igomba kugira 80 kWh ikoreshwa. Ariko ibice byinshi byinganda BMS nayo ibika 5% kugeza 10% kugirango iringanize margin, hasigara 70 kWh gusa.
Mugihe ugura, baza ibipimo byihariye: hejuru - guhagarika amashanyarazi, hasi - guhagarika amashanyarazi, kuringaniza imbarutso. Ibipimo bitatu hamwe hamwe byerekana idirishya ryukuri ryakoreshwa.
Ubwiza bwa BMS nurufunguzo rwo kwizerwa muri sisitemu
Inama ishinzwe ingufu zo kubika ingufu za EPRI yasesenguye uburyo bwatsinzwe muri 385 yubucuruzi n’ingirakamaro - imishinga minini ya batiri kuva 2018 kugeza 2024. Basanze 67% yibibazo byimikorere byaturutse kuringaniza ibice bya sisitemu, hamwe na BMS - gutsindwa bifitanye isano na 23% byatsinzwe na BOS.
Ibipimo bitatu bya BMS bifitanye isano cyane no kwizerwa:
Ibipimo by'amashanyarazi ya selile
Inganda - urwego BMS ikora ± 2mV kuri selile. Umuguzi products- ibicuruzwa byo mu rwego akenshi bikubita ± 10mV gusa. Muri 16 - urukurikirane rw'utugari, ikosa ryo guteranya rishobora kugera kuri 160mV-bihagije kugirango utere uburinzi bwibinyoma cyangwa ubuze ubusumbane nyabwo.
Gukora vs Kuringaniza
Kuringaniza pasiporo bigabanya ingufu zirenze nkubushyuhe. Kuringaniza bifatika guhererekanya ingufu hagati ya selile. Kuri buri munsi - sisitemu yo gusiganwa ku magare, kuringaniza ibikorwa byongerera igihe cya bateri mugukomeza gukwirakwiza ingufu za selile. Kuringaniza neza BMS igura 15% kugeza kuri 25% birenze ariko yishura binyuze mubuzima bwagutse.
Itumanaho rya protocole
Sisitemu yinganda igomba guhuza na sisitemu yo gucunga inyubako, grid SCADA, kandi birashoboka kohereza ibimenyetso. Mbere yo kugura, wemeze BMS ishyigikiye Modbus TCP / IP, DNP3, na SunSpec protocole.
Umuntu uri kuri DIY Solar Forum yinubiye: abaguzi benshi - urwego rwa BMS rufite amp - isaha idahwitse kubara amasaha make, kandi nta kwishyuza 100%, kwerekana SOC bigenda byihuta. Niba porogaramu yawe idashobora kwishyurwa rimwe mu cyumweru, kugereranya SOC kwizerwa biba ikibazo.
Impamyabumenyi no kubahiriza
Amajyaruguru ya Amerika yubatswe arimo amahame menshi. Ariko ibipimo byose ntabwo bifite uburemere bungana.
Birasabwa rwose
UL 9540ni uburyo bwo kubika ingufu za sisitemu yumutekano - icyifuzo gikomeye cyimpushya mu nkiko nyinshi z’Amerika. Hatariho iki cyemezo, umushinga wawe ntuzatsindira ibyemezo.
NFPA 855ni uburyo bwo kubika ingufu za sisitemu yo kwishyiriraho, gusobanura umwanya, guhumeka, hamwe nibisabwa byo kuzimya umuriro. Marshal yumuriro izagenzura ibipimo ngenderwaho.
Birasabwa cyane
UL 9540Ani ikizamini cyo gukwirakwiza umuriro. Californiya n'Umujyi wa New York birabisaba neza. Nubwo umushinga wawe utaba uri aha hantu, kugira iyi raporo yikizamini bifasha mubiganiro byubwishingizi.
Nibyiza Kugira
UL 1973ni bateri ya selile isanzwe ya progaramu ihagaze. IEC 62619 nicyo mpuzamahanga gihwanye. AHJs zimwe zemera IEC nkizisimbuza UL.
UN38.3ni ikizamini cyumutekano wo gutwara - ntaho gihuriye no kwishyiriraho, ariko udafite iki cyemezo bateri ntishobora kwinjira muri Amerika.
IEEE 1547-2018ni urusobekerane rusanzwe. Hanze - sisitemu ya gride ntabwo ikeneye.
Uburambe bufatika: kubura icyemezo cyibanze gishobora gutinza umushinga amezi ane kugeza kuri atandatu mugihe utegereje ibizamini byinyongera cyangwa abasimbuye. Twabonye imishinga yatinze igice cyumwaka kubera inyandiko zuzuye.
Uburambe bufatika: kubura icyemezo cyibanze gishobora gutinza umushinga amezi ane kugeza kuri atandatu mugihe utegereje ibizamini byinyongera cyangwa abasimbuye. Twabonye imishinga yatinze igice cyumwaka kubera inyandiko zuzuye.
Urutonde rwibiciro byihishe
Ibintu mubisanzwe ntabwo biri mubisobanuro byatanzwe:
PanelIbikoresho byo kuzamura amashanyarazi. Hafi 20% yububiko bisaba kuzamura ibikorwa remezo byamashanyarazi bihari kugirango bibike ububiko.
Feat Amafaranga yemewe. Gahunda yo gusubiramo, inyandiko zingirakamaro - ziratandukanye cyane ahantu.
Fees Amafaranga yo guhuza. Kuva $ 30 / kWh kugeza $ 100 / kWh mubihe bikabije.
Kureka amafaranga yinyongera yakarere. Gutwara no gukora ingendo.
LaborGushiraho umurimo . 20% kugeza 30% yikiguzi cya sisitemu yose.
Kubungabunga buri mwaka . 2% kugeza 5% byigiciro cya sisitemu yambere.
UranceUbwishingizi. Amafaranga yumwaka akoresha 0.3% kugeza kuri 1,2% yumushinga wose.
Ibyerekeye Polinovel
Turi inganda za lithium fer fosifate. Umurongo wibicuruzwa byacu bikubiyemo forklifts, ibikoresho bifasha ubutaka, gutunganya ibikoresho, hamwe nububiko buhagaze. Uruganda mubushinwa, itsinda ryunganira tekinike muri Amerika ya ruguru.
Kubikoresho byo kubika izuba, dutanga ibice bibiri:
- 48V isanzwe yinganda, iboneka muri 100Ah, 200Ah, na 300Ah, yubatswe - muburyo bwo kuringaniza BMS, ubushyuhe bwo gukora buringaniye -20 dogere +55, 6000 cycle kugeza 80% kugumana ubushobozi kuri 80% DoD, byemejwe na UL 9540, IEC 62619, na UN38.3.
- Sisitemu ya kontineri 400V kugeza 1000V DC, 200 kWh kugeza 5 MWh kuri buri kintu, harimo gucunga amashyuza, kuzimya umuriro, no gukurikirana, hamwe na PCS itabishaka, gushyigikira kwishyiriraho imishinga ya Amerika y'Amajyaruguru.
Itsinda ryacu ryubwubatsi ritanga ibipimo byubusa kubiciro. Ibikoresho bikenewe: amezi 12 yinguzanyo zingirakamaro (kubisesengura byamafaranga asabwa), iminota 15 yimitwaro yimitwaro niba ihari, aho umushinga uherereye (kugirango ukosore ubushyuhe), intego yo kugarura igihe. Ingano ibanza yatanzwe mugihe cyiminsi itatu yakazi.
Imishinga irenga 500 kWh ibona injeniyeri yabigenewe yashinzwe gukorana nu rwiyemezamirimo wawe wamashanyarazi hamwe ningirakamaro kuva mubishushanyo mbonera.
Kugera kuri industrial@polinovel.com-responses mugihe cyamasaha 24 kumunsi wakazi.
* Ibisobanuro bya tekiniki n'ibiciro biriho guhera muri Mutarama 2026. Baza umujyanama w’imisoro kubyerekeye kwemererwa kwishyurwa na reta; IRA Igice cya 45X ibikenerwa murugo bigira ingaruka ku ijanisha ryinguzanyo. Ingano yo kubara mugihe cyo gusubiramo ni ibigereranyo byambere; sisitemu yanyuma ibisobanuro bisaba ubushakashatsi bwimbuga hamwe nibisobanuro birambuye byubushakashatsi. *
