Uma uke wabuka ibhethri le-lithium liguga ngokungalingani — amanye amaseli ku-4.1V kanti amanye ahlala ku-3.6V — usuvele uyaqonda ukuthi kungani ukulinganisela kubalulekile. Umbuzo awukhona ukuthi kufanele kulinganiswe yini, kodwa ukuthi kufanele kulinganiswe kanjani, nokuthi lokho kukhetha kubiza malini phakathi nesikhathi sokuphila kwephakethe.
Lo mhlahlandlela uqhathanisa i-BMS yokulinganisela esebenzayo kanye ne-BMS yokulinganisela engasebenzisi isiqondiso esithile sokuthi iyiphi indlela efanela isicelo sakho.
Kuyini Ukulinganisela Amaseli ku-BMS?
Iphakethe lebhethri le-lithium liqukethe amaseli amaningi axhunywe ngokulandelana. Empeleni, amaseli ahluka kancane ngomthamo, ukumelana kwangaphakathi, kanye nesivinini sokuzikhipha. Ngokuhamba kwesikhathi, lo mehluko uyahlangana. Iseli elibuthakathaka kakhulu lifinyelela umkhawulo walo we-voltage kuqala - ngesikhathi sokushaja lishaya ophahleni; ngesikhathi sokushaja lishaya phansi. I-BMS inquma lonke iphakethe ukuze ivikele lelo seli elilodwa, yize amaseli aqinile esaphethe umthamo ongasetshenziswa.
Ukulinganisela amaseli kulungisa lokhu kungafani, kwandise amandla asebenzisekayo futhi kwehlise ukuwohloka kwephakethe. Kunezindlela ezimbili ezihluke ngokuphelele.
Kuyini Ukulinganisela Amaseli ku-BMS?
Iphakethe lebhethri le-lithium liqukethe amaseli amaningi axhunywe ngokulandelana. Empeleni, amaseli ahluka kancane ngomthamo, ukumelana kwangaphakathi, kanye nesivinini sokuzikhipha. Ngokuhamba kwesikhathi, lo mehluko uyahlangana. Iseli elibuthakathaka kakhulu lifinyelela umkhawulo walo we-voltage kuqala - ngesikhathi sokushaja lishaya ophahleni; ngesikhathi sokushaja lishaya phansi. I-BMS inquma lonke iphakethe ukuze ivikele lelo seli elilodwa, yize amaseli aqinile esaphethe umthamo ongasetshenziswa.
Ukulinganisela amaseli kulungisa lokhu kungafani, kwandise amandla asebenzisekayo futhi kwehlise ukuwohloka kwephakethe. Kunezindlela ezimbili ezihluke ngokuphelele.
I-BMS Yokulinganisela Okungasebenzi
Ukulinganisela okungasebenzi kahle kusebenzisa i-resistor ephuma igazi kunoma yiliphi iseli eline-voltage ekhuphuka ngaphezu kwamanye ngesikhathi sokushaja. Amandla angaphezulu aguquka abe ukushisa bese enyamalala.
Izinzuzo
- Izindleko zehadiwe eziphansi ngeyunithi ngayinye
- Umklamo wesekethe olula — kulula ukuwukhiqiza nokuyithola
- Ubuchwepheshe obuthembekile nobuqondakala kahle
- Kwanele amaphakethe anokwehluka okuphansi kweseli kuya kweseli
- Amandla achithekayo njengokushisa — ukulahlekelwa ukusebenza kahle kuyingxenye yomklamo
- Ukulinganisela kwenzeka kuphela uma i-voltage iphezulu kakhulu (cishe i-voltage egcwele)
- Ukukhiqizwa kokushisa kudinga ukuphathwa kokushisa
- Ukulinganisela amandla kagesi ngokuvamile kusuka ku-20 kuya ku-100 mA — kuhamba kancane ukuxazulula ukungalingani okukhulu
- Ayibuyiseli amandla avela kumaseli abuthakathaka — ikhawulela kuphela lawo anamandla
Ukulinganiselwa
Ukulinganisela okungasebenzi kahle kufanelekile kumaphakethe amancane abathengi, imikhiqizo ebiza kakhulu enamaseli afanayo, kanye nezinhlelo zokusebenza lapho ukusebenza kokulinganisa kuyinto yesibili.
I-BMS Yokulinganisela Okusebenzayo
Ukulinganisela okusebenzayo kudlulisa amandla phakathi kwamaseli kunokuwachitha. Iseli ephezulu idlulisela ukushaja okweqile kuseli elingaphansi ngesekethe esuselwe ku-inductive, capacitive, noma i-transformer.
I-DALY active balancer BMS isebenzisa indlela yokudlulisa amandla esekelwe ku-inductor, iletha kufika ku-2 A yokulinganisa ugesi phakathi kokucushwa kwe-4S–24S. Lo mklamo we-active balancer BMS usekela amakhemikhali eseli i-LiFePO4, NMC, NCA, kanye ne-LTO.
Izinzuzo
- Amandla aphinde asetshenziswe phakathi kwamaseli — ukusebenza kahle kokudlulisa 85–95%
- Ukulinganisela kunoma yisiphi isimo, hhayi nje kuphela okuphezulu
- Umthamo wokulinganisela ophezulu (kufika ku-2 A vs. passive 20–100 mA) — ukulinganisa okusheshayo
- Yandisa impilo yephakethe ngokunciphisa ukucindezeleka kumaseli abuthakathaka
- Ukusebenza okungcono ngamasethi amaseli amadala noma angalingani
- Izindleko zamayunithi ziphakeme kunezinhlelo ezingasebenzi
- Umklamo wesekethe oyinkimbinkimbi kakhulu
- Ukudonsa kwamandla okulinda okuphezulu kancane
Ukulinganiselwa
Ukulinganisela okusebenzayo kufanelekile ezinhlelweni zokugcina amandla, amaphakethe e-EV kanye namabhayisikili e-e lapho impilo yomjikelezo ibaluleke khona, ukusetshenziswa kwezimboni ngezindleko eziphezulu zokufaka esikhundleni samaseli, kanye namaphakethe asebenzisa amaseli empilo yesibili.
Ukuqhathanisa Okuseceleni Komunye
| Isici | I-BMS Yokulinganisela Okungasebenzi | I-BMS Yokulinganisela Okusebenzayo |
| Indlela yokulinganisela | Susa amandla amaningi njengokushisa | Dlulisa amandla phakathi kwamaseli |
| Ukusebenza kahle | Amandla aphansi — achithekile | Amandla aphezulu — 85–95% aphinde asetshenziswe |
| Ukulinganisela okwamanje | 20–100 mA evamile | Kufika ku-2 A (i-DALY esebenzayo ye-BMS) |
| Iwindi lokulinganisela | Okukhokhiswayo okuphezulu kuphela | Noma iyiphi i-SOC |
| Umphumela empilweni yamaseli | Kukhawulela amaseli aqinile | Isekela amaseli abuthakathaka |
| Ukukhiqiza ukushisa | Okumaphakathi kuya kokuphezulu | Okuncane |
| Izindleko zeyunithi | Ngaphansi | Okuphakeme |
| Kuhle kakhulu | Amaphakethe amancane / alula | Isitoreji samandla, i-EV, imboni |
Umthelela Wangempela Empilweni Yebhethri
Igebe lokusebenza phakathi kokulinganisela okusebenzayo nokungasebenzisi liyakhula njengoba amaphakethe ekhula. Iphakethe elisha elinamaseli afanelana kahle alibonisi mehluko omkhulu. Ngemva kwemijikelezo engu-200-300, ukuhlukana kwamaseli kuyakhula.
- I-Passive BMS: iqhubeka nokuphuma kwamandla avela emaseli aqinile, inciphisa amandla asebenzisekayo
- I-BMS Esebenzayo: isabalalisa kabusha ishaja njalo, igcina amaseli abuthakathaka esekelwa kunoma iyiphi i-SOC
Ukuhlolwa okuzimele kumaphakethe e-16S LiFePO4 kubonisa ukuthi ukulinganisela okusebenzayo kungandisa impilo yomjikelezo ngo-15-30% uma kuqhathaniswa nokulinganisela okungasebenzi ngaphansi kwezimo ezifanayo.
Inothi lomthombo: ububanzi bokuthuthukiswa komjikelezo-impilo (15–30%) busekelwe ekuqhathanisweni kwelabhorethri okubukezwe ontanga kokulinganisela okusebenzayo okukhuthazayo vs. ukulinganisela okungasebenzi okuphikiswayo kumasethi amaseli e-LiFePO4 afanayo (bheka: Plett, GL, Battery Management Systems, Vol. 2, Artech House, 2015; kanye nedatha eshicilelwe ku-Journal of Power Sources ngezindlela zokulinganisa amaseli). Imiphumela iyahlukahluka ngokwekhemistri yamaseli, izinga le-C, izinga lokushisa lokusebenza, kanye nokujula kokukhishwa. Idatha yangaphakathi yensimu ye-DALY kuzo zonke izinhlelo zokusebenza ze-16S LiFePO4 eziqashwe (2022–2024, n=143 packs) ibonisa ukwanda okumaphakathi komjikelezo-impilo ka-18% vs. i-BMS engasebenzi ngaphansi kwezimo zokusebenza ezifanayo.
Kuhlelo lokugcina izinto lwasekhaya oluyi-48V 200Ah, isandiso sempilo yomjikelezo kusukela emijikelezweni engu-2,000 kuya ku-2,600 simelela iminyaka engu-3-4 eyengeziwe yokusebenza ngaphansi komjikelezo ojwayelekile wansuku zonke.
I-DALY Active Balancing BMS — Imininingwane
| Ipharamitha | Imininingwane |
| Usekelo lochungechunge lweseli | 4S / 8S / 12S / 16S / 17S / 20S / 24S |
| Ukulinganisela okwamanje | Ukudluliselwa okusebenzayo kufika ku-2 A |
| Usekelo lweKhemistri | I-LiFePO4 · NMC · NCA · LTO |
| Ukuxhumana | I-UART · RS485 · I-CAN · I-Bluetooth (i-BLE) |
| Ukuqapha uhlelo lokusebenza | I-iOS / Android — i-voltage yeseli, i-SOC, izinga lokushisa, ilogi yokuvikela |
| Izinga lokushisa lokusebenza. | -20°C kuya ku-+60°C (kuyasebenza) | -40°C kuya ku-+85°C (isitoreji) |
| Imisebenzi yokuvikela | I-over/under-voltage · i-over-current · i-short circuit · i-over/under-temperature |
| Umsuka wokunikezwa | I-Factory Direct, eDongguan, eShayina — B2B wholesale / OEM / ODM |
Yikuphi Okufanele Ukhethe?
Khetha ukulinganisela okungasebenzi uma:
- Ukusebenza ngephakethe elincane, elilula (4S noma ngaphansi)
- Amaseli amasha futhi afanelana kahle
- Izindleko ziwumkhawulo oyinhloko futhi impilo yomjikelezo ingeyesibili
- Uhlelo lokusebenza lunesikhathi esifushane sesevisi noma imijikelezo yokushaja engavamile
- Ukwakha noma ukugcina uhlelo lokugcina amandla — amandla elanga, i-RV, noma i-off-grid
- Iphakethe linamaseli angu-8S noma ngaphezulu ochungechungeni
- Ukwandisa impilo yomjikelezo kanye nokusetshenziswa kwamandla okuphelele kuyimfuneko yephrojekthi
- Ukusebenza ngamaseli asebekhulile, aphilayo yesibili, noma ahlanganisiwe
- Izindleko zokushintsha iseli zibalulekile ezindlekweni zomjikelezo wokuphila
Khetha ukulinganisela okusebenzayo uma:
imibuzo ejwayelekile ukubuzwa
Ngingayifaka yini i-active balancer ephaketheni elivele line-BMS engasebenzi?
Yebo. I-DALY iphinde inikeze amamojula e-active balancer azimele anezela ephaketheni elikhona kanye ne-BMS engasebenzi. I-active balancer iphatha ukulingana kwamaseli; i-BMS engasebenzi iphatha imisebenzi yokuvikela. → Buka amamojula e-DALY asebenzayo e-balancer: /active-balancer/
Ingabe ukulinganisela okusebenzayo kusebenza ngesikhathi sokukhishwa, noma kuphela ngesikhathi sokushaja?
Ukulinganisela okusebenzayo kusebenza kunoma yisiphi isimo sokushaja — ngesikhathi sokushaja, ukukhipha, kanye nokuphumula. Lokhu kungenye yezinzuzo zayo eziyinhloko ngaphezu kokulinganisela okungasebenzi, okusebenza kuphela cishe ukushaja okugcwele.
Yimuphi umehluko we-voltage obangela ukulinganisela okusebenzayo?
I-DALY active balancing BMS ibangela i-balancing lapho umehluko phakathi kwe-voltage yeseli ephezulu nephansi kakhulu idlula umkhawulo olungisekayo, omisiwe ngokuzenzakalelayo ku-20-30 mV.
Ingabe ukulinganisela okusebenzayo kuyahambisana ne-LiFePO4 chemistry?
Yebo. I-LiFePO4 ikakhulukazi izuza ngokulinganisela okusebenzayo ngoba ijika layo eliyisicaba lokukhipha amandla lenza ukulinganisela okungasebenzi kahle — umehluko omncane we-voltage phezulu kweshaja uhambelana nomehluko omkhulu wamandla.
| Cela Isilinganiso noma Ukubonisana NgobuchwephesheI-DALY BMS inikeza i-BMS yokulinganisela esebenzayo nengashukumi kumakhasimende emazweni angaphezu kuka-80. Kungakhathaliseki ukuthi udinga ukucushwa okujwayelekile noma ikhambi elenziwe ngokwezifiso lenani elithile lamaseli, isilinganiso samanje, noma inqubo yokuxhumana, ithimba lethu lobunjiniyela lingasekela iphrojekthi yakho.Xhumana: /xhumana/·Imikhiqizo: /active-balancer/·Amabhukwana: /daly-product-manual/ |
Isikhathi sokuthunyelwe: Ephreli-16-2026
