LiFePO4 BMS: Yadda Ake Zaɓar Tsarin Gudanar da Baturi Mai Kyau Don Kunshin Ku
Zaɓar BMS mara kyau yana ɗaya daga cikin abubuwan da ke haifar da gazawar da wuri a cikin fakitin batirin LiFePO4 - kuma ɗaya daga cikin mafi sauƙin matsaloli da za a guji. Wannan jagorar tana jagorantar ku ta hanyar abin da LiFePO4 BMS ke yi, waɗanne takamaiman bayanai ne ke da mahimmanci ga aikace-aikacen ku, da kuma yadda za ku guji kurakuran shigarwa waɗanda ke aika yawancin tikitin tallafi ta hanyarmu.
Game da LiFePO4 BMS
Tsarin Gudanar da Baturi na LiFePO4 (BMS) shine kwakwalwar lantarki tsakanin ƙwayoyin batirinka da sauran tsarinka. Yana yin abubuwa uku:
- Yana sa ido kan kowace tantanin halitta daban-daban - yana bin diddigin ƙarfin lantarki, zafin jiki, da yanayin caji a ainihin lokaci.
- Yana kare fakitin - yanke caji ko kuma fitar da shi da zarar wayar ta fita daga taga mai aminci.
- Yana daidaita ƙwayoyin halitta - yana daidaita matakin caji a duk ƙwayoyin halitta a cikin fakitin don haka ƙwayar halitta mafi rauni ba ta jawo dukkan tsarin ba.
Ba tare da BMS ba, ƙwayoyin halitta daban-daban suna rabuwa a kan lokaci. Ƙwayar da ke caji da sauri za ta fara isa ga iyakar ƙarfinta da ya wuce kima kuma ta rufe ƙarfin amfani da fakitin gaba ɗaya. Wanda ke fitarwa da sauri zai faɗi ƙasa da matakin aminci da tsufa a cikin sauri. BMS da aka ƙayyade yadda ya kamata yana hana duka biyun.
LiFePO4 BMS: Yadda Ake Zaɓar DaidaiTsarin Gudanar da Baturidon Kunshinku
Zaɓar BMS mara kyau yana ɗaya daga cikin abubuwan da ke haifar da gazawar da wuri a cikin fakitin batirin LiFePO4 - kuma ɗaya daga cikin mafi sauƙin matsaloli da za a guji. Wannan jagorar tana jagorantar ku ta hanyar abin da LiFePO4 BMS ke yi, waɗanne takamaiman bayanai ne ke da mahimmanci ga aikace-aikacen ku, da kuma yadda za ku guji kurakuran shigarwa waɗanda ke aika yawancin tikitin tallafi ta hanyarmu.
Ayyukan Kariya na Musamman - Abin da Kowannensu Yake Yi
Kowace ingantacciyar LiFePO4 BMS ta ƙunshi waɗannan matakan kariya guda shida a matsayin mizani. Idan BMS da kake kimantawa ya rasa ɗaya daga cikinsu, ci gaba.
| Kariya | Abin da ke Faruwa da shi | Dalilin da Ya Sa Yana da Muhimmanci |
| Kariyar Wutar Lantarki Mai Yawa (OVP) | Ƙarfin wutar lantarki na tantanin halitta yana tashi sama da ~ 3.65 V yayin caji | Yana hana caji fiye da kima, lalacewar electrolyte, da kuma raguwar ƙarfin aiki |
| Kariyar Ƙarƙashin Wutar Lantarki (UVP) | Ƙarfin wutar lantarki na tantanin halitta yana ƙasa da ~ 2.50 V yayin fitarwa | Yana hana fitar da ruwa mai zurfi wanda ke haifar da lalacewar ƙwayoyin halitta marasa canzawa |
| Kariyar da ke Yawan Aiki (OCP) | Wutar fitar da ruwa ta wuce iyakar da aka ƙayyade | Yana kare FETs, sandunan bus, da shafukan tantanin halitta daga lalacewar zafi |
| Kariyar Gajeren Zagaye (SCP) | An gano wani bugun wutar lantarki kwatsam (amsawar microsecond) | Yana kashe fakitin kafin matsala mai ƙarfi ta iya haifar da wuta ko fitar da iska |
| Kariyar Zafi Mai Yawa (OTP) | Zafin tantanin halitta ko MOSFET ya wuce iyaka | Yana dakatar da caji ko fitarwa kafin zafi ya haifar da raguwar aiki cikin sauri |
| Daidaita Kwayoyin Halitta | An gano yaduwar wutar lantarki tsakanin ƙwayoyin halitta | Yana daidaita yanayin caji don haka cikakken ƙarfin fakitin yana da amfani |
Lura: An tsara ainihin ma'aunin abubuwan jan hankali (misali, 3.65 V don OVP) yayin daidaita BMS kuma sun bambanta tsakanin samfura. Koyaushe duba takardar bayanai don takamaiman SKU da kuke oda.
Rangwamen Samfura na BMS LiFePO4 na Daly — Bayanin Fasaha
Iyalin Daly BMS LiFePO4 sun ƙunshi nau'ikan tsare-tsare iri-iri, daga ƙananan fakitin DIY na 12V zuwa tsarin adana makamashi na masana'antu da makamashi na 48V+. Mahimman sigogi ta hanyar rukunin samfuri:
| Sigogi | Kewaya / Zaɓuɓɓuka | Bayanan kula |
| Sinadarin Baturi | LiFePO4 (LFP) | Daidaita ƙarfin lantarki na LFP; samfura daban-daban don Li-ion / LTO |
| Adadin ƙwayoyin jeri (S) | 4S · 8S · 12S · 16S · 20S · 24S | Murfi 12V · 24V · 36V · 48V · 60V · 72V ƙarfin lantarki na fakitin mara iyaka |
| Matsayin Yanzu Mai Ci Gaba | 20A — 200A (ya dogara da samfuri) | Koyaushe girmansa a ≥110% na matsakaicin ƙarfin wutar lantarki mai ci gaba |
| Hanyar Daidaitawa | Daidaitawar aiki (daidaitacce) / Daidaita aiki (haɓakawa) | Ana fifita daidaiton aiki ga fakiti sama da 100Ah ko kuma yawan hawa keke na ɗan lokaci |
| Sadarwar Sadarwa | UART · RS485 · Bluetooth (samfuran BMS masu wayo) | Ana buƙata idan na'urar caji/inverter ɗinku tana buƙatar SOC na ainihin lokaci ko bayanan tantanin halitta |
| Zaɓuɓɓukan Gidaje | An rufe shi da tsari / mai tsari / IP67 idan an buƙata | Muhalli na waje, na ruwa, da masana'antu suna buƙatar ƙimar IP mafi girma |
| OEM / ODM | Akwai | Ana tallafawa haɗakar firmware na musamman, lakabi, gidaje, da yarjejeniya |
Don takaddun bayanai na musamman ga samfuri da takaddun bayanai na yanzu, ziyarci dalybms.com ko tuntuɓi ƙungiyar fasaha kai tsaye.
Yadda Ake Zaɓar BMS Mai Daidai na LiFePO4 — Tsarin Mataki 5
Yi aiki ta waɗannan matakai biyar a jere. Tsallake kowanne daga cikinsu shine yadda rashin daidaito ke faruwa.
Mataki na 1 — Ƙidaya Ƙwayoyinku a Jeri (Ƙidaya ta S)
Adadin S yana ƙayyade samfurin BMS. Kowace ƙwayar LiFePO4 tana da ƙarfin lantarki na 3.2 V. A haɗa su:
- 4S = 12.8 V mara suna → tsarin 12V na yau da kullun
- 8S = 25.6 V mara suna → tsarin 24V na yau da kullun
- 16S = 51.2 V mara suna → tsarin 48V na yau da kullun
- 24S = 76.8 V mara suna → tsarin 72V na yau da kullun
BMS da aka ƙididdige don ƙidayar S da ba daidai ba zai kasa karanta ƙarfin tantanin halitta daidai ko kuma ya yi amfani da ƙa'idodin kariya marasa daidai. Babu mafita — ƙidayar S dole ne ta dace daidai.
Mataki na 2 - Tantance Bukatar Ku ta Ci gaba da Aiki
Ƙara lambar waya ta duk kayan da za su iya aiki a lokaci guda. Sanya ribar kashi 10-20% a saman don ƙaruwar ruwa. Zaɓi ƙimar BMS ta gaba da ke akwai sama da wannan jimlar. Misali: na'urar canza wutar lantarki ta 2,000W akan tsarin 24V tana jawo kusan 83A idan aka cika nauyinta - BMS 100A shine mafi ƙarancin zaɓi.
Kada a yi girman da ya dace da matsakaicin kaya. BMS dole ne ya ɗauki nauyin da ya fi muni a lokaci guda ba tare da ya faɗi ba.
Mataki na 3 — Yanke Shawara Tsakanin Daidaita Aiki da Aiki
Daidaitawar aiki ba tare da izini ba yana ƙone ƙarin caji a cikin ƙwayoyin SOC masu yawan aiki ta hanyar resistor. Yana aiki, amma yana da jinkiri kuma yana samar da zafi. Daidaita aiki yana canja wurin caji daga ƙwayoyin SOC masu yawan aiki zuwa ƙananan ƙwayoyin SOC ta amfani da inductor ko capacitors - da sauri, mafi inganci ga makamashi, kuma mafi kyau ga manyan fakiti.
Idan fakitin ku ya wuce 100Ah, ana yawan amfani da shi a cikin keken (aiki a rana), ko kuma yana cikin wani wuri da aka rufe inda zafi ke damun sa, daidaita aiki shine mafi kyawun jari.
Mataki na 4 - Duba Wace Sadarwar da Tsarin ku ke Bukata
Idan na'urar inverter ɗinku, mai sarrafa cajin hasken rana, ko dandamalin sa ido tana buƙatar bayanan baturi na ainihin lokaci - yanayin caji, ƙarfin tantanin halitta, zafin jiki, tutocin ƙararrawa - kuna buƙatar BMS mai hanyar sadarwa mai dacewa. RS485 shine ma'aunin yawancin tsarin inverter 48V. Bluetooth yana rufe sa ido na DIY da na wayar hannu. Wasu inverters suna buƙatar bas ɗin CAN ko yarjejeniya ta musamman. Tabbatar da dacewa kafin yin oda.
Mataki na 5 — Tabbatar da Matsayin Muhalli
BMS da aka sanya a cikin gida a cikin busasshiyar kabad ba ya buƙatar wurin zama na musamman. BMS a kan jirgin ruwa, a cikin kabad na waje, ko a cikin injin yana buƙatar aƙalla murfin da ya dace, kuma mafi kyau shine gidan da aka kimanta IP67. Shigar da danshi shine babban dalilin gazawar BMS a cikin kayan aiki na waje da na ruwa.
Lokacin Saƙo: Afrilu-08-2026
