Kodi Solar Lithium Battery Consistency Ndi Chiyani?

Solar lithiamu batirendi gawo lofunikira la dongosolo losungiramo mphamvu za dzuwa, ntchito ya batire ya lithiamu ndi imodzi mwazinthu zofunika kudziwa momwe batire yosungira mphamvu yamagetsi imagwirira ntchito.

Kukula kwa ukadaulo wa batire la lithiamu kwakhala kuwongolera ndalama, kuwongolera kachulukidwe kamagetsi ndi kachulukidwe kamphamvu ka batri la lithiamu, kupititsa patsogolo kugwiritsa ntchito chitetezo, kuwonjezera moyo wautumiki ndikuwongolera kusasinthika kwa paketi ya batri, etc. ndi kupititsa patsogolo zinthu izi akadali lithiamu batire panopa akukumana ndi vuto lalikulu. Izi makamaka chifukwa cha gulu la ntchito selo limodzi ndi kugwiritsa ntchito chilengedwe opareshoni (monga kutentha) pali kusiyana, kotero kuti ntchito ya dzuwa lithiamu mabatire nthawi zonse m'munsi kuposa choyipa selo limodzi mu batire paketi.

Kusagwirizana kwa ntchito ya selo limodzi ndi malo ogwiritsira ntchito sikungochepetsa mphamvu ya batri ya lithiamu ya dzuwa, komanso kumakhudza kulondola kwa kuyang'anira BMS ndi chitetezo cha batire paketi. Ndiye ndi zifukwa ziti zomwe zimapangitsa kusagwirizana kwa batri ya lithiamu ya dzuwa?

Kodi Lithium Solar Battery Consistency ndi chiyani?

Lithium solar battery battery pack kusinthasintha kumatanthauza kuti magetsi, mphamvu, kukana kwamkati, nthawi ya moyo, kutentha kwa thupi, kudzipangira okha ndi magawo ena amakhalabe osagwirizana kwambiri popanda kusiyana kwakukulu pambuyo pa chitsanzo chofanana cha maselo amodzi amapanga paketi ya batri.

Kusinthasintha kwa batire ya dzuwa ya Lithium ndikofunikira kuti zitsimikizire magwiridwe antchito, kuchepetsa chiwopsezo komanso kukhathamiritsa moyo wa batri.

Kuwerenga kofananira: ndi zoopsa zotani zomwe mabatire a lithiamu osagwirizana angabweretse?

Nchiyani Chimayambitsa Kusagwirizana kwa Mabatire a Solar Lithium?

Kusagwirizana kwa paketi ya batri nthawi zambiri kumayambitsa mabatire a lithiamu a solar poyendetsa njinga, monga kuwonongeka kwakukulu kwa mphamvu, moyo wamfupi ndi mavuto ena. Pali zifukwa zambiri zosagwirizana ndi mabatire a lithiamu a dzuwa, makamaka pakupanga ndi kugwiritsa ntchito ndondomekoyi.

1. Kusiyana kwa magawo pakati pa mabatire amodzi a lithiamu iron phosphate

Kusiyana kwa boma pakati pa mabatire a lithiamu phosphate phosphate monomer makamaka kumaphatikizapo kusiyana koyambirira pakati pa mabatire a monomer ndi kusiyana kwa magawo omwe amapangidwa panthawi yogwiritsira ntchito. Pali zinthu zosiyanasiyana zosalamulirika pakupanga mapangidwe a batri, kupanga, kusunga ndi kugwiritsa ntchito zomwe zingakhudze kugwirizana kwa batri. Kupititsa patsogolo kusasinthika kwa maselo amodzi ndikofunikira kuti pakhale magwiridwe antchito a batri. Kuyanjana kwa magawo a lithiamu iron phosphate single cell, zomwe zikuchitika pano zimakhudzidwa ndi gawo loyambirira komanso kuchuluka kwa nthawi.

Lithium iron phosphate batire mphamvu, voliyumu ndi kudziletsa kudziletsa

Kusagwirizana kwa batire ya lithiamu iron phosphate kumapangitsa kuti paketi ya batire yakuya kwa selo limodzi lililonse lisagwirizane. Mabatire okhala ndi mphamvu yaying'ono komanso osagwira bwino ntchito adzafika pomwe amatchaji kale, zomwe zimapangitsa mabatire omwe ali ndi mphamvu yayikulu komanso magwiridwe antchito abwino kuti alephere kufika pa charger yonse. Lithium iron phosphate battery voltage inconsistency ipangitsa kuti batire yofananira mu cell imodzi ithamangitse wina ndi mzake, batire yapamwamba yamagetsi ipereka kutsika kwa batire yotsika, yomwe imathandizira kuwonongeka kwa batire, kutayika kwa mphamvu ya paketi yonse ya batri. . Large kudziletsa kukhetsa mlingo wa batire mphamvu imfa, lithiamu chitsulo mankwala batire kudziletsa kukhetsa mlingo kusagwirizana kungayambitse kusiyana batire boma mlandu, voteji, zimakhudza ntchito batire paketi.

Kukana kwamkati kwa batri imodzi ya lithiamu iron phosphate

Mu dongosolo mndandanda, kusiyana mkati kukana limodzi lifiyamu chitsulo mankwala batire kungachititse kuti kusagwirizana pa kulipiritsa voteji aliyense batire, batire ndi kukana lalikulu mkati kufika kumtunda voteji malire pasadakhale, ndi mabatire ena sangakhale mokwanira mlandu pa nthawiyi. Mabatire okhala ndi kukana kwakukulu kwamkati amakhala ndi mphamvu yotaya mphamvu kwambiri ndikupanga kutentha kwakukulu, ndipo kusiyana kwa kutentha kumawonjezera kusiyana kwa kukana kwamkati, zomwe zimapangitsa kuti pakhale chizungulire.

Njira yofananira, kusiyana kwapakati kukana kudzatsogolera ku kusagwirizana kwa batri iliyonse yamakono, mphamvu yamagetsi ya batri imasintha mofulumira, kotero kuti kuya kwa ndalama ndi kutulutsa kwa batri iliyonse sikungagwirizane, zomwe zimapangitsa kuti mphamvu yeniyeni ya dongosololi ikhale yogwirizana. zovuta kufika pamtengo wapangidwe. Battery yogwiritsira ntchito panopa ndi yosiyana, ntchito yake pogwiritsira ntchito ndondomekoyi idzabweretsa kusiyana, ndipo pamapeto pake idzakhudza moyo wa paketi yonse ya batri.

2. Kulipiritsa ndi kutulutsa zinthu

Njira yothetsera vutoli imakhudza kuyendetsa bwino komanso kuyendetsa galimoto ya solar lithiamu battery pack, kuwonjezereka ndi kutulutsa mopitirira muyeso kumawononga batri, ndipo paketi ya batri idzawonetsa kusagwirizana pambuyo pa nthawi zambiri zolipiritsa ndi kutulutsa. Pakalipano, pali njira zingapo zolipirira mabatire a lithiamu-ion, koma zodziwika bwino ndizogawikana zolipiritsa-panopa komanso kulipiritsa kosalekeza kosalekeza. Kulipiritsa nthawi zonse ndi njira yabwino kwambiri yolipirira zonse zotetezeka komanso zogwira mtima; Kuthamanga kwamagetsi kosalekeza komanso kosalekeza kumaphatikiza ubwino wa kuyitanitsa nthawi zonse ndi kuyitanitsa voteji nthawi zonse, kuthetsa njira yowonjezera yowonjezera nthawi zonse kumakhala kovuta kuti mutengere bwino, kupeŵa njira yopangira voteji nthawi zonse pamalipiro oyambirira a panopa ndi chachikulu kwambiri kuti batire lipangitse kukhudzidwa kwa batire, yosavuta komanso yabwino.

3. Kutentha kwa ntchito

Kuchita kwa mabatire a lithiamu a dzuwa kudzawonongeka kwambiri pansi pa kutentha kwakukulu komanso kutulutsa kwakukulu. Ichi ndi chifukwa batire lifiyamu-ion mu nyengo kutentha ndi mkulu ntchito panopa, adzachititsa cathode yogwira zinthu ndi electrolyte kuwonongeka, umene ndi ndondomeko exothermic, nthawi yochepa, monga kumasulidwa kwa kutentha kungachititse kuti batire yekha. Kutentha kumawonjezeka, ndipo kutentha kumapangitsa kuti chiwonongeko chiwonongeke, mapangidwe a bwalo loyipa, kuwonjezereka kwa kuwonongeka kwa batri kuti apitirize kuchepa mu ntchito. Chifukwa chake, ngati batire la batire silikuyendetsedwa bwino, limabweretsa kuwonongeka kosasinthika.

Mapangidwe a batire a solar lithiamu ndikugwiritsa ntchito kusiyana kwa chilengedwe kumapangitsa kuti kutentha kwa cell imodzi sikugwirizane. Monga momwe lamulo la Arrhenius likuwonetsera, mphamvu ya electrochemical reaction rate nthawi zonse ya batri imagwirizana kwambiri ndi digiri, ndipo mawonekedwe a electrochemical a batri ndi osiyana pa kutentha kosiyana. Kutentha kumakhudza magwiridwe antchito a batri electrochemical system, mphamvu ya Coulombic, kulipiritsa ndi kutulutsa mphamvu, mphamvu yotulutsa, mphamvu, kudalirika, ndi moyo wozungulira. Pakalipano, kafukufuku wamkulu akuchitidwa kuti adziwe momwe kutentha kumakhalira pa kusagwirizana kwa mapaketi a batri.

4. Battery kunja dera

Kulumikizana

Mu amalonda osungira mphamvu zamagetsi, mabatire a dzuwa a lithiamu adzasonkhanitsidwa motsatizana komanso mofananira, kotero padzakhala mabwalo ambiri olumikizana ndi zinthu zowongolera pakati pa mabatire ndi ma module. Chifukwa cha magwiridwe antchito osiyanasiyana komanso kuchuluka kwa ukalamba wa membala aliyense wamapangidwe kapena chigawo chilichonse, komanso mphamvu zosagwirizana zomwe zimagwiritsidwa ntchito pamalo aliwonse olumikizira, zida zosiyanasiyana zimakhala ndi zotsatira zosiyana pa batri, zomwe zimapangitsa kuti pakhale paketi ya batri yosagwirizana. Kusagwirizana kwa kuchuluka kwa kuwonongeka kwa batri m'mabwalo ofananirako kumatha kufulumizitsa kuwonongeka kwa dongosolo.

Connection chidutswa impedance kudzakhalanso ndi zotsatira pa kusagwirizana kwa batire paketi, kugwirizana chidutswa kukana si chimodzimodzi, mzati ku gulu limodzi selo nthambi dera kukana ndi osiyana, kutali ndi mtengo wa batire chifukwa kugwirizana chidutswa ndi. yaitali ndi kukana ndi yaikulu, panopa ndi ang'onoang'ono, kugwirizana chidutswa adzapanga selo limodzi olumikizidwa ku mtengo adzakhala woyamba kufika odulidwa voteji, chifukwa kuchepetsa kugwiritsa ntchito mphamvu, kukhudza ntchito ya batire, ndi kukalamba kwa selo limodzi pasadakhale kudzachititsa kuti batire yolumikizidwa ipitirire kwambiri, zomwe zimapangitsa chitetezo ndi chitetezo cha batri. Kukalamba koyambirira kwa selo imodzi kumapangitsa kuti batire yolumikizidwa ndi iyo ikhale yokwera kwambiri, zomwe zimapangitsa kuti pakhale ngozi zachitetezo.

Pamene chiwerengero cha ma batire chikuwonjezeka, chidzachititsa kuti kukana kwa ohmic mkati kuchuluke, kuwonongeka kwa mphamvu, ndi chiŵerengero cha kukana kwa ohmic mkati mwa mtengo wotsutsa wa chidutswa cholumikizira chidzasintha. Kuonetsetsa chitetezo cha dongosolo, chikoka cha kukana kwa chidutswa cholumikizira chiyenera kuganiziridwa.

BMS Input Circuitry

Battery management system (BMS) ndiye chitsimikiziro cha magwiridwe antchito abwinobwino a mapaketi a batri, koma gawo lolowera la BMS lidzasokoneza kugwirizana kwa batire. Njira zowunikira magetsi a batri ndi monga chogawanitsa voteji, kuphatikiza chip sampling, ndi zina zotere. Njirazi sizingapewere kutayikira kwaposachedwa chifukwa cha mayendedwe a resistor ndi board board, komanso njira zowongolera ma batire voteji sampling input impedance zidzakulitsa kusagwirizana kwa batire ya charger (SOC) ndikusokoneza magwiridwe antchito a batire paketi.

5. SOC kuyerekezera zolakwika

Kusagwirizana kwa SOC kumayambitsidwa ndi kusagwirizana kwa mphamvu zoyambira zamtundu umodzi wa selo limodzi ndi kusagwirizana kwa chiwerengero cha mphamvu zowonongeka kwa selo limodzi panthawi ya ntchito. Kwa dera lofananira, kusiyana kwa kukana kwamkati kwa selo limodzi kumayambitsa kugawa kwapano, zomwe zingayambitse kusagwirizana kwa SOC. Ma algorithms a SOC amaphatikiza njira yophatikizira ya ampere-time, njira yotseguka yamagetsi, njira yosefera ya Kalman, njira ya neural network, njira yoganiza bwino, ndi njira yoyesera yotulutsa, ndi zina zotero. Vuto la kuyerekezera kwa SOC ndi chifukwa cha kusagwirizana kwa mphamvu zoyambira za cell imodzi. ndi kusagwirizana kwa kuchuluka kwa mphamvu zowonongeka kwa selo limodzi panthawi yogwira ntchito.

Njira yophatikizira nthawi ya ampere imakhala yolondola bwino pamene SOC ya boma loyambira liri lolondola, koma mphamvu ya Coulombic imakhudzidwa kwambiri ndi momwe zimakhalira, kutentha ndi kutentha kwa batri, zomwe zimakhala zovuta kuziyesa molondola, choncho. ndizovuta kuti njira yophatikizira ya ampere-time ikwaniritse zofunikira zolondola pakuyerekeza kwa boma lamalipiro. Njira yamagetsi yotseguka Pakatha nthawi yayitali yopumula, magetsi otseguka a batri amakhala ndi ubale wotsimikizika wogwira ntchito ndi SOC, ndipo mtengo woyerekeza wa SOC umapezeka poyesa magetsi omaliza. Njira yotseguka yamagetsi imakhala ndi mwayi wowerengera bwino kwambiri, koma kuipa kwa nthawi yayitali yopumula kumachepetsanso kugwiritsa ntchito kwake.

Kodi Mungasinthire Bwanji Lithium Solar Battery Consistency?

Sinthani kusasinthika kwa mabatire a solar lithiamu pakupanga:

Pamaso kupanga dzuwa lifiyamu batire mapaketi, m`pofunika mtundu lithiamu chitsulo mankwala mabatire kuonetsetsa kuti maselo munthu mu gawo ntchito yunifolomu specifications ndi zitsanzo, ndi kuyesa voteji, mphamvu, kukana mkati, etc. onetsetsani kugwirizana kwa magwiridwe antchito a solar lithiamu batire.

Kuwongolera kugwiritsa ntchito ndi kukonza njira

Kuwunika kwenikweni kwa batri pogwiritsa ntchito BMS:Kuwunika kwa nthawi yeniyeni ya batri panthawi yogwiritsira ntchito kumatha kuwonedwa mu nthawi yeniyeni kuti igwirizane ndi ndondomeko yogwiritsira ntchito. Yesetsani kuonetsetsa kuti kutentha kwa ntchito ya batri ya dzuwa ya lithiamu kumasungidwa mkati mwamtundu woyenera, komanso yesetsani kuonetsetsa kuti kutentha kumakhala pakati pa mabatire, kuti mutsimikizire kuti kugwirizana kwa ntchito pakati pa mabatire kumagwirizana.

Khazikitsani njira yoyendetsera bwino:kuchepetsa kuya kwa batire momwe mungathere pamene mphamvu yotulutsa imaloledwa, mu BSLBATT, mabatire athu a lithiamu a dzuwa nthawi zambiri amayikidwa kuti akuya osapitirira 90%. Nthawi yomweyo, kupewa kuchulukitsitsa kwa batri kumatha kukulitsa moyo wa batire. Limbitsani kukonza kwa batire paketi. Limbikitsani paketi ya batri ndikukonza pang'ono panthawi inayake, komanso samalani ndi kuyeretsa.

Mawu Omaliza

Zomwe zimayambitsa kusagwirizana kwa batri zimakhala makamaka pazigawo ziwiri za kupanga ndi kugwiritsa ntchito batri, kusagwirizana kwa mapaketi a batri a Li-ion nthawi zambiri kumapangitsa kuti batire yosungiramo mphamvu ikhale yofulumira kwambiri komanso kuti ikhale ndi moyo wautali panthawi yoyendetsa njinga, choncho ndizovuta kwambiri. ndikofunikira kuonetsetsa kugwirizana kwa mabatire a lithiamu a solar.

Momwemonso, ndikofunikira kwambiri kusankha akatswiri opanga mabatire a solar lithiamu ndi ogulitsa,Mtengo wa BSLBATTadzayesa voteji, mphamvu, kukana mkati ndi mbali zina za aliyense LiFePO4 batire pamaso kupanga aliyense, ndi kusunga dzuwa lifiyamu batire ndi kusasinthasintha mkulu ndi kulamulira mu ndondomeko kupanga. Ngati muli ndi chidwi ndi zinthu zathu zosungira mphamvu, lemberani kuti mupeze mtengo wabwino kwambiri wogulitsa.