Inhliziyo yanoma iyiphi ibhayisikili likagesi isimiso samandla (battery system), elilawula konke kusukela ebangeni lokuhamba kuya ekuphepheni kwemoto iyonke nokwaneliseka komsebenzisi. Njengoba imakethe yamabhayisikili kagesi emhlabeni wonke iqhubeka nokukhula ngokushesha, amabhizinisi nabaqhubi bezimoto abaningi baya ngokuya befuna isixazululo sebhayisikili likagesi esithembekile esilinganisa ukusebenza, ukuphila isikhathi eside, nokonga izindleko. Amabhethri esimanje amabhayisikili kagesi asevele athuthuke kakhulu kunezinto nje ezilula zokugcina amandla; manje asehlanganisa ubuchwepheshe obuyinkimbinkimbi namakhemikhali athuthukile ukuze anikeze amandla angaguquki ngaphansi kwezimo ezinzima. Ukuqonda izisekelo zokuklanywa kwamabhethri nokusebenza kwawo kubalulekile ukuze kuthathwe izinqumo zokuthenga ezinolwazi ezinomthelela oqondile empumelelweni yokusebenza. Izinkampani ezitshala imali kubuchwepheshe bamabhethri bekhwalithi ephezulu zivame ukubona ukuthuthuka okukhulu ekugcineni amakhasimende nokunciphisa izindleko zokulungisa. Lesi sihloko sihlola izingxenye ezibalulekile nezinqubo ezinhle ezichaza isixazululo esihle sebhayisikili likagesi, sinikeze imininingwane esebenzisekayo kochwepheshe bomkhakha.

Amabhathri e-Lithium-ion (Li-ion) kade eyisinqumo esivelele embonini yamabhayisikili kagesi ngenxa yokuminyana kwawo kwamandla aphezulu kanye nezici zokuba lula, okwenza kube ukukhetha okufanele ezinhlelweni lapho ubude bebanga nokuthwaleka kuyizinto ezibaluleke kakhulu. La maseli agcina inani elikhulu lamandla uma eqhathaniswa nesisindo sawo, okuvumela abakhiqizi bamabhayisikili kagesi ukuthi bakhiqize izinhlobo ezinhle, ezinobude bebanga elide ezikhanga izimakethe zabathengi. Nokho, amakhemikhali e-Li-ion ahlukahluka kakhulu, ngokwakheka okuhlukile kunikeza ukushintshana okuhlukile phakathi komthamo, umjikelezo wokuphila, nokuzinza kokushisa okumele kuhlolwe ngokucophelela. Izinhlobo ezivamile zihlanganisa i-lithium nickel manganese cobalt oxide (NMC) ne-lithium cobalt oxide (LCO), ngayinye inephrofayili yokusebenza ethile efanele izimo zokusebenza ezahlukene namazinga esabelomali. Nakuba amaseli e-Li-ion enikeza ukusebenza okuhle kakhulu ekuqaleni, adinga ukuphathwa ngokucophelela ukuvimbela ukuwohloka nokuqinisekisa ukusebenza okuphephile emijikelezweni eminingi yokushaja. Emabhizinisini afuna isixazululo esilinganiselayo sebhayisikili likagesi, ukuqonda lezi zingqinamba kubalulekile ekukhetheni uhlobo olufanele lweseli nokugwema ukwehluleka okubizayo ensimini.

I-Lithium iron phosphate (LiFePO4) amabhethri amele ukwakheka kwamakhemikhali okuhlukile osekuthole ukudonswa okukhulu ezinhlelweni zezentengiselwano nezemikhumbi lapho ukuphepha nokuphila isikhathi eside kuthatha indawo yokuqala kunokuminyana kwamandla okungavuthiwe nesisindo esincane. Amaseli e-LiFePO4 anikeza ukuzinza okukhethekile kokushisa kanye nomjikelezo wokuphila isikhathi eside kakhulu, ngokuvamile udlula imijikelezo engu-2,000 yokushaja nokukhipha amandla ngaphambi kokufinyelela ku-80% yomthamo wawo wokuqala, okunciphisa kakhulu izindleko zobunikazi eziphelele. Lokhu kubenza bakhange kakhulu ezinsizeni zokuhamba ezabiwe nasezinkundleni zokushintshanisa amabhethri lapho amabhethri enza ukusetshenziswa okuvamile, okuphezulu okungasheshisa ukuwohloka kwamaphakethe ajwayelekile e-Li-ion. Nakuba amabhethri e-LiFePO4 esinda futhi encane kancane emandleni kunozakwabo be-Li-ion, iphrofayili yawo yokuphepha eqinile inciphisa kakhulu ubungozi bokushisa okungalawuleki kanye nokukhathazeka okuhlobene nomthwalo wemfanelo. Ochwepheshe abaningi bezimboni manje sebebheka i-LiFePO4 njengesixazululo esihamba phambili se-ebike ezinhlelweni ezidinga ukwethembeka okuphezulu nokusebenza okubikezelwayo kwesikhathi eside. Abaqhubi bezimikhumbi abahlola izindleko zobunikazi eziphelele bavame ukuthola ukuthi izinhlelo ezisekelwe ku-LiFePO4 ziletha inani elingcono kakhulu esikhathini sokusebenza seminyaka emithathu kuya kwemihlanu naphezu kokutshalwa kwezimali kwangaphambili okuphezulu.

Ukuqhathanisa lezi zingxube zamakhemikhali ezimbili kuveza ukuthi ayikho encono kunenye ngokuphelele; ukukhetha okufanele kuncike ngokuphelele ekusetshenzisweni okuthile, indawo yokusebenza, kanye nezidingo zokusebenza ezichaza iphrojekthi ngayinye. Amabhethri e-Li-ion agqama kuma-e-bike abathengi lapho ukwakheka okulula, ubude bebanga elikhulu, nokusheshisa okusheshayo kuyizinto ezibalulekile zokuthengisa eziqhuba izinqumo zokuthenga. Amabhethri e-LiFePO4, ngakolunye uhlangothi, akhanya ezimakethe zezimoto zentengiselwano, ezinhlelweni zokuqasha, nanoma yisiphi isimo lapho ukuphepha, impilo yokuphinda kusetshenziswe, nokunciphisa isikhathi sokungasebenzi kuyizici ezibalulekile ezithinta inzuzo. Isixazululo sebhayisikili likagesi esiklanywe kahle sivame ukufaka uhlobo olufanele lwamaseli kanye nohlelo lokuphatha oluqinile ukuze kukhuliswe kokubili ukusebenza nokuphepha ngaphansi kwezimo zangempela zomhlaba. Abenzi bezinqumo kufanele bahlole izici ezifana nebanga elilindelekile losuku, imvamisa yokushaja, izinga lokushisa elidlulele lendalo, kanye nezidingo zokuthobela imithethonqubo ngaphambi kokuqeda ukukhetha kwabo kwamaseli. Ngokuhambisana nohlobo lwamaseli nezinjongo zokusebenza namandla okulungisa, amabhizinisi angathola imbuyiselo engcono kakhulu ekutshalweni kwawo kwamabhethri futhi anciphise izindleko zokushintsha ezingahleliwe.

I-Battery Management System (BMS) isebenza njengobuchopho banoma yiliphi iphakethe lebhetri elithuthukisiwe le-lithium, liqhubeka liqapha futhi lilawule amapharamitha abalulekile ukuze liqinisekise ukusebenza okuphephile, okusebenzayo, nokuthembekile kuyo yonke impilo yebhetri. I-BMS ilandelela ama-voltage e-cell ngamunye, i-current yephakethe, ukusatshalaliswa kwezinga lokushisa, kanye nesimo sokushaja ukuze ivimbele izimo ezingaholela ekulimaleni kwe-cell, ukuncipha kwamandla, noma izingozi zokuphepha ezifana nokushaja ngokweqile noma ukukhipha amandla ngokujulile. Ngaphandle kwe-BMS eklanywe kahle, ngisho nama-cell asezingeni eliphezulu kakhulu angahluleka ngaphambi kwesikhathi noma abeke izingozi ezinkulu zokuphepha ngesikhathi sokusebenza okuvamile, ikakhulukazi ezindaweni zama-e-bike anokudlidliza okukhulu. Ama-BMS anamuhla futhi ahlinzeka ngemisebenzi yokulinganisa ama-cell esebenzayo noma engenzi nto, elinganisa ukushaja kuwo wonke ama-cell axhunywe ngochungechunge, ngaleyo ndlela andise amandla asetshenziswayo futhi andise impilo yephakethe lonke ngamakhulu wemijikelezo. Emabhizinisini asebenzisa ama-e-bike ngezinga elikhulu, ukuhlanganisa i-BMS eyinkimbinkimbi akukwazi ukugwemeka ukuze kutholakale ukusebenza okungaguquki kwansuku zonke nokunciphisa ukwehluleka emkhakheni. I-Fujia Power, umholi kwezobuchwepheshe bokuphatha amabhetri, inikeza okupheleleI-BMS yezimoto ze-E-bikes/E-motos/AGV ezakhelwe ngokuqondile izidingo ezinzima zokuhamba kagesi kwesimanje.

Ngaphezu kokuvikelwa okuyisisekelo nokulinganisa, amapulatifomu athuthukile e-BMS anika amandla izici ezithuthukisa kakhulu kokubili ulwazi lomsebenzisi nokusebenza kahle kwabaphathi bezimoto eziningi kanye nabagibeli abangabodwana. Amasistimu amaningi manje afaka i-Bluetooth, i-CAN bus, noma ukuxhumana nge-cell, okuvumela ukuqapha ngesikhathi sangempela ngohlelo lokusebenza lomakhalekhukhwini olukhethekile noma amadeshibhodi asemafini anikeza ukubonakala okusheshayo kwezempilo nebhethri nokusebenza kwayo. Lokhu kuxhumana kunika amandla abaphathi bezimoto ukuthi balandele isimo sokushaja, bathole amaphakethe angasebenzi kahle, bahlele ukulungiswa okuvimbelayo, futhi ngisho babikezele impilo esele yokusebenza besebenzisa ukuhlaziywa kwedatha. Ezinye izixazululo ze-BMS nazo zisekela izimiso zokushintshana ngamabhethri, ziqinisekise futhi zilungise amaphakethe ngokuzenzakalelayo uma eshintshwa eziteshini ukuze kuqinisekiswe ukusebenza okungenazinkinga nokuqhubeka kwedatha. Ukuhlanganiswa kwe-Inkundla yamafu iphinde yandise lezi zikhono ngokuhlinzeka ngokuqoqwa kwedatha okumaphakathi, ukuhlaziywa komjikelezo wokuphila, kanye nokuvuselela okukude kwe-firmware okugcina izinhlelo zisebenza kahle ngokuhamba kwesikhathi. Ezinkampanini ezifuna isixazululo esibanzi se-ebike, ukutshala imali ku-BMS enezici zokuxhumana ezihlakaniphile kunganciphisa kakhulu isikhathi sokuphumula sokusebenza kanye nokuthuthukisa amazinga okusetshenziswa kwezimoto ezihlukahlukene ezimweni ezahlukene zokusebenza.

Ukulawulwa kokushisa kumelela enye yezici ezibaluleke kakhulu ekwakhiweni kwebhetri lezimoto zikagesi (e-bike), okuthinta ngqo ukuphepha kokusebenza kanye nokungaguquguquki kokusebenza kwesikhathi eside ngaphansi kwezimo ezahlukahlukene zemvelo. Amabhetri e-lithium asebenza kahle kakhulu ebangeni lokushisa elincane, ngokuvamile phakathi kuka-15°C no-35°C, futhi ukuchezuka okukhulu kuholela ekugugeni okusheshayo, ukuncipha komthamo, noma ezimweni ezimbi kakhulu, izehlakalo eziyingozi zokushisa ngokweqile. Amazinga okushisa aphezulu asheshisa ukusabela kwamakhemikhali ngaphakathi kwamaseli, enyusa ukumelana kwangaphakathi futhi abangele ukulahleka komthamo okungapheli okungenakulungiswa ngokushaja okuvamile. Ngokuphambene, amazinga okushisa aphansi okwesikhashana anciphisa amandla atholakalayo kanye nomthamo, futhi adale izimo eziyingozi uma amaseli eshajwa ngaphansi kwezinga lokushisa elingaphansi kweqhwa, okungabangela ukufakwa kwe-lithium kanye nokufushaniswa kwangaphakathi. Isixazululo esisebenzayo sebhayisikili likagesi kufanele sifake izindlela zokulawula ukushisa ezifana namaphiko okupholisa angasebenzi, izinto ezigcwalisa izikhala ezishisayo, izinto ezishintsha isigaba, noma amasistimu okungenisa umoya asebenzayo ukuze kugcinwe amazinga okushisa aphephile ngesikhathi sokusebenza okunamandla. Abakhiqizi ababeka phambili ukwakheka okuphelele kokushisa bakhiqiza amabhetri asebenza ngokuthembekile ezimweni ezahlukahlukene zesimo sezulu, kusukela emigwaqweni eshisayo yasehlobo kuya ekuhambeni okubandayo kwasebusika, ngaphandle kokuyekethisa ukuphepha.

Ngaphezu kwezinyathelo zokulawula ukushisa ezingenzi lutho, i-BMS idlala indima ebalulekile ekuphathweni kokushisa okusebenzayo ngokuqhubeka iqapha izinzwa zokushisa ezibekwe kuyo yonke iphakethe lebhetri futhi ilungise izinga lokushaja noma lokukhipha amandla ngokufanele. Uma izinga lokushisa lifinyelela emazingeni ayingozi, i-BMS inganciphisa ukugeleza kwamandla, ivule izinhlelo zokupholisa, noma icishe iphakethe lonke ukuze ivikele umonakalo futhi iqinisekise ukuphepha komsebenzisi. Ezinye izinhlelo ezithuthukile nazo zihlanganisa izinto zokushisisa ukuze zisebenze ezimweni ezibandayo, ziqinisekisa ukuthi amabhetri angashajwa ngokuphephile ezimweni ezingaphansi kweqanda ngaphandle kokubeka engcupheni umonakalo unomphela kumaseli. Ukuphathwa kahle kokushisa akugcini nje ngokwandisa impilo yebhetri, kodwa futhi kuthuthukisa amazinga okuphepha futhi kugcine ukulethwa kwamandla okungaguquki kuyo yonke impilo yokusebenza yebhetri. Emabhizinisini asebenzisa izimoto zikagesi ezindaweni ezinokushintshashintsha okukhulu kwezinga lokushisa, ukukhetha isixazululo sebhetri esinokulawula ukushisa okuqinile nokuphindaphindwayo kubaluleke kakhulu ukuze kutholakale ukusebenza okuthembekile unyaka wonke. I-Fujia Power'sImikhiqizo ikhasi libonisa uhla olubanzi lwezixazululo eziklanyelwe izici ezithuthukile zokuvikela ukushisa ezihlangabezana nezidingo eziqinile zokusebenza kwezimoto zikagesi zentengiselwano.

Imithetho efanele yokushaja iyisisekelo sokwandisa impilo yebhethri nokuqinisekisa ukuphepha kokusebenza kwansuku zonke, nokho ivame ukunganakwa ekusetshenzisweni kwezentengiselwano okusheshayo. Hlala usebenzisa ishaja eklanyelwe ngqo ikhemistri yebhethri yakho, ukuhlelwa kwamandla kagesi, nohlobo lwe-connector, ngoba amashaja angafani angabangela i-overvoltage, ukushisa ngokweqile, noma ukulimala kwamaseli okungapheli okuqeda iziqinisekiso futhi kudale izingozi zokuphepha. Shaja amabhethri endaweni eyomile, enomoya omuhle, kude nezinto ezivuthayo, futhi ungaze uwashiye amabhethri engaqashiwe ngesikhathi sokushaja, ikakhulukazi ebusuku noma ezindaweni ezingagadiwe. Gwema ukushaja ngokushesha ngemva kweseshini enzima yokukhipha amandla; ukuvumela ibhethri liphole imizuzu engu-30 kuya kwengu-60 ngaphambi kokulixhuma kunciphisa kakhulu ingcindezi yokushisa kumaseli futhi kwandise impilo yokusebenza. Ukushaja okungaphelele ku-80% noma ku-90% kunokugcwalisa ngo-100% kungandisa kakhulu impilo yemijikelezo kuma-Li-ion amaningi, kuyilapho amabhethri e-LiFePO4 ebekezelela ukushaja okugcwele kodwa esazuza ekulinganiselweni okumaphakathi kokushaja. Ukusebenzisa le mikhuba emihle njengezinqubo ezijwayelekile zokusebenza kunganciphisa kakhulu izindleko zokushintsha amabhethri futhi kuthuthukise ukuthembeka kwemikhumbi ngokuhamba kwesikhathi. Ukuze uthole imininingwane yemikhiqizo namadokhumenti ezobuchwepheshe, i-Fujia Power'sUkusekela ikhasi linikeza amakhathalogi adownloadwayo namabhukwana okushaja angaba izinkomba ezibalulekile.

Ingqalasizinda yokushaja nayo idlala indima ebalulekile ekuthembekeni nasekusebenziseni kahle kwemikhumbi yama-e-bike, idinga ukukhethwa ngokucophelela kanye nezinqubo zokugcina ezihambisanayo. Ukukhetha ama-charger asezingeni eliphezulu anezici zokuphepha ezakhelwe ngaphakathi njengokuvikelwa kokugcwala ngokweqile, ukuqapha ukushisa ngokweqile, kanye nokuvala ngokuzenzakalelayo lapho kuqedwa kubalulekile ekuvimbeleni izingozi nokwandisa impilo yebhethri. Ama-charger ahlakaniphile axhumana ngokubili ne-BMS angakwazi ukulungisa iphrofayili yokushaja ngokusekelwe esimweni sangempela sebhethri, izinga lokushisa, kanye nesimo sokushaja, okuthuthukisa kokubili ukuphepha nokuphila isikhathi eside. Ezinkambisweni zokushintsha amabhethri, amandla okushaja ngokushesha kufanele alinganiselwe ngokucophelela nokuphathwa kokushisa ukuze kugwenywe ukukhiqiza ukushisa okweqile okungonakalisa amaseli ezikhathini eziphindaphindiwe zokushaja ngokushesha.Isishaja esiphathwayo izixazululo zinikeza ukuguquguquka okubalulekile emisebenzini yasensimini nokushaja okwenziwa ngenkathi usendleleni, okwenza zibe ingxenye ebalulekile yesixazululo sebhayisikili likagesi esiguquguqukayo okufanele sivumelane nezimo ezahlukahlukene zokusetshenziswa. Ngokuhlanganisa imishini yokushaja esezingeni eliphezulu nezinqubo zokusebenza eziqondile, amabhizinisi angakhulisa inzuzo yokutshalwa kwezimali kwebhethri abo futhi agcine ukutholakala kwesevisi okuphezulu kubasebenzisi bokugcina.

Ukukhetha isisombululo esifanele sebhetri kudinga ukuhlolwa okuphelele kwezidingo zokusebenza, izithiyo zokusebenza, ukucatshangelwa kwesabelomali, kanye namandla okusekela esikhathi eside okuhlanganisa ndawonye ukunquma izindleko zobunikazi. Qala ngokucacisa kahle indlela yakho yokusebenzisa eyinhloko—kungakhathaliseki ukuthi ukuthengisa kwabathengi, ukusebenza kwezimoto ezinkulu, amanethiwekhi okushintsha amabhetri, noma izinsiza zokuqasha—ngoba uhlelo ngalunye ludinga izici zokusebenza ezihluke kakhulu namazinga okwethembeka. Hlola izindleko zobunikazi esikhundleni sokugxila kuphela entengweni yokuqala, ucabangele izici ezinjengokuphila komjikelezo, imvamisa yokushintshwa, izidingo zokunakekela, kanye nezindleko zokuma okungenzeka eziqongelelayo phakathi nempilo yokusebenza yebhetri. Qinisekisa ukuthi isisombululo sebhetri sihambisana nazo zonke izitifiketi zokuphepha ezifanele kanye nemithethonqubo yezokuthutha, engahluka kakhulu ngokwesifunda nokusetshenziswa, ukuze ugweme izinkinga zokuthobela imithetho ezibizayo. Isisombululo esiphelele se-ebike sifaka phakathi nokusekelwa okuthembekile kwangemva kokuthengisa, imigomo ecacile yewaranti, kanye nokufinyelela okulula ezingxenyeni zokushintsha nemibhalo yobuchwepheshe. Ngokwenza lokhu kuhlolwa ngokuhlelekile, amabhizinisi angakhetha isisombululo esihambisana nezinjongo zawo zokusebenza nezithiyo zesabelomali kuyilapho kunciphisa ubungozi.

Ukusebenzisana nomkhiqizi onolwazi njenge-深圳市富嘉电源科技有限公司 (Fujia Power) kunikeza ukufinyelela ezixazululweni ezihlanganisiwe ngokuphelele ezihlanganisa amaseli asezingeni eliphezulu, amapulatifomu ahlakaniphile e-BMS, kanye nemishini yokushaja eqinile endaweni ehlangene. Uhlu lwemikhiqizo ye-Fujia Power luhlanganisa ama-charger aphathwayo, ama-charger angangeni manzi, kanye namabhodi okuklama e-BMS akhethekile aklanyelwe izinhlobo ezahlukene zezimoto nezindawo zokusebenza. I-Mayelana NathiIkhasi ligqamisa amandla enkampani okucwaninga nokuthuthukisa (R&D), izimboni zokukhiqiza zanamuhla, izitifiketi zamazwe ngamazwe, kanye nenethiwekhi yobudlelwano bamasu, kugcizelela ukuzibophezela kwabo kwekhwalithi nokuqamba okusha okuqhubekayo. Ngokusebenzisana nomhlinzeki onikeza ukwesekwa okuphelele—kusukela ekuboniswaneni kokuqala kokuklama kuya kusevisi yangemva kokuthengisa—amabhizinisi angakwazi ukwenza ukuthengwa kwezinto kube lula, anciphise izinkinga zokuhambisana, futhi afinyelele ukufika emakethe ngokushesha nangokuzethemba okukhulu. Noma ngabe udinga iphakethe lebhethri elenziwe ngokwezifiso lemodeli entsha ye-e-bike noma isixazululo esijwayelekile sokusatshalaliswa kwezimoto eziningi, ukutshala imali kwisixazululo se-e-bike esifakazelwe sivela kumlingani othembekile kuyindlela ethembekile kakhulu yempumelelo yokusebenza yesikhathi eside nokwaneliseka kwamakhasimende.

Isixazululo esingcono kakhulu sebhayisikili likagesi ohambweni olude ngokuvamile sihilela iphakethe lebhethri le-lithium-ion elinamandla aphezulu eline-NMC chemistry, elihlanganiswe ne-BMS eyinkimbinkimbi elungisa ukulethwa kwamandla futhi livikele ekushajweni ngokweqile. Kubagibeli abahamba amakhilomitha angaphezu kuka-50 ngosuku, ibhethri elinomthamo wama-ampere-awa ayi-15 noma ngaphezulu liyanconywa ukuze linikeze isiqinisekiso esanele sokuguquka kwezindlela ezingalindelekile noma ukushintsha kwendawo. Ukukhetha umkhiqizi onedumela elihle kuqinisekisa ukuthi ibhethri lihlangabezana nezitifiketi zokuphepha ezifanele futhi lisebenza ngokungaguquki ezinkulungwaneni zemijikelezo yokushaja ngaphandle kokuwohloka okungalindelekile. Ukuhlanganisa ishaja ehlakaniphile exhumana ne-BMS kungathuthukisa ngokuqhubekayo impilo yebhethri ngokuvimbela ukushaja ngokweqile nokulungisa inqubo yokushaja ngokuya ngezimo zezulu. Abagibeli abaningi futhi bahlomula ngezixazululo zamashaja aphathwayo ezivumela ukushaja kalula emsebenzini noma ngezikhathi zokuma ezinde, okwandisa ngempumelelo ubude bohambo lwe-e-bhaysikili yabo ngaphandle kwesidingo sephakethe lebhethri elikhulu, elisindayo. Ekugcineni, isixazululo esifanele sibhalansisa ubude bohambo, isisindo, izindleko, nokulula kokushaja ukuze kuhambisane nohambo lwansuku zonke lomgibeli.

Isixazululo se-ebike esisekelwe kubuchwepheshe be-LiFePO4 sinikeza ukuphepha okuphezulu kanye nempilo yokuphila ende kakhulu uma kuqhathaniswa nezixazululo zendabuko ze-Li-ion, okwenza kukhange kakhulu emikhunjini yezohwebo kanye nezinhlelo zokusebenzisa ezabiwe lapho ukuthembeka kubalulekile. Amabhethri e-LiFePO4 angamelana nemijikelezo yokushaja engaphezu kuka-2,000 ngaphambi kokuthi amandla awo ehle ngezansi kuka-80% wezinga lokuqala, kuyilapho amabhethri ajwayelekile e-Li-ion evame ukuhlala phakathi kwemijikelezo engu-500 no-1,000 ngaphansi kwezimo zokusetshenziswa ezifanayo. Ukuhwebelana ukuthi amabhethri e-LiFePO4 anesisindo esikhulu futhi anamandla amancane kancane, okungase kwehlise ububanzi obukhulu bomugqa wobukhulu bomzimba obunikeziwe kanye nesabelo sesisindo. Emabhizinisini asebenzisa amanethiwekhi okushintsha amabhethri, izimoto eziqashiswayo, noma izinsiza zokulethwa lapho amabhethri eshajwa kaningi futhi ngamandla, impilo ende kanye nokuzinza okuthuthukisiwe kokushisa kwe-LiFePO4 kuvame ukuthethelela isisindo esengeziwe kanye nezindleko zokuqala. Ukukhetha ekugcineni kuncike ekutheni ukusebenza kwangokushesha kwebanga noma ukuqina kwesikhathi eside nokuphepha kuyinto ephakeme kakhulu kusicelo esithile kanye nemvelo yokusebenza.

Uma uphawula i-BMS yesixazululo sakho sebhayisikili likagesi, qпрioritize izici ezibalulekile ezifana nokuqapha amandla kagesi we-cell ngayinye, izinzwa zokushisa eziningi, ukuvikelwa kokugcwala ngokweqile, namandla okulinganisa amaseli asebenzayo noma angasebenzi akhulisa amandla asetshenziswayo. I-BMS yekhwalithi ephezulu kufanele futhi isekele izimiso zokuxhumana ezithile ezidingwa ukwakheka kwebhethri yakho kanye nesakhiwo sohlelo lwakhe lulonke, kungakhathaliseki ukuthi i-I²C, i-SMBus, i-CAN bus, noma i-Bluetooth yokuxhumana ngomakhalekhukhwini. Ezinhlelweni zezimoto eziningi, bheka amayunithi e-BMS anikeza izinketho zokuxhumana ngaphandle kwezintambo ezifana ne-Bluetooth noma i-cellular IoT ukuze ufinyelele idatha ngesikhathi sangempela, ukuxilongwa kude, nokuvuselela i-firmware ngaphandle kwezintambo okugcina uhlelo lusebenza kahle. I-BMS kufanele iqinisekiswe ngokwezindinganiso zokuphepha ezifanele ezifana ne-UL 2271, i-CE, noma i-IEC 62133 ukuze kuqinisekiswe ukusebenza okuthembekile ngaphansi kwezimo ezinzima ezijwayelekile zokusetshenziswa kwe-e-bike. Ukusebenzisana nochwepheshe abafana ne-Fujia Power, enikezela ngezixazululo ze-BMS ezinikelwe ezenzelwe ngokukhethekile ama-e-bike nama-e-motos, kunikeza isiqiniseko sokuthi uhlelo luhlolwe kahle futhi lwaqinisekiswa ngohlobo lwemoto yakho nendlela yokusetshenziswa.

Ukuvimbela ukushisa okungalawuleki (thermal runaway) ebhokisini lebhetri le-e-bike kudinga indlela enezigaba eziningi eqala ngokukhetha amaseli asezingeni eliphezulu avela kubakhiqizi abaziwayo abaziwa ngokuhambisana kokukhiqiza okungaguquki nokulawula ikhwalithi okuqinile. I-BMS kufanele icushwe ngemikhawulo yokushisa efanele, imikhawulo yamandla kagesi, nokunqanyulwa kwe-voltage okuthola izimo ezingavamile kusenesikhathi futhi ingenele ngaphambi kokuba zikhule zibe yizingozi. Izinyathelo zokuphatha ukushisa ngokomzimba, njengamaphiko okupholisa, izinto ezigcwalisa izikhala ezihambisa ukushisa, isikhala esifanele samaseli, nezinto ezishintsha isimo ngenxa yokushisa, zisiza ukukhipha ukushisa ngempumelelo ngesikhathi sokusebenza ngamandla aphezulu futhi zivimbele izindawo ezishisa kakhulu. Imikhuba yokushaja nayo idlala indima ebalulekile: njalo sebenzisa ishaja efanele eklanyelwe ibhetri yakho, gwema ukushaja emazingeni okushisa aphezulu noma aphansi kakhulu, futhi ungashiyi ibhetri ishaja inganakiwe isikhathi eside ezindaweni ezivalekile. Ukuhlola okuvamile ngamehlo ukubona umonakalo womzimba, ukuvuvukala, ukugqwala kwezixhumi, noma ukukhiqiza ukushisa okungavamile ngesikhathi sokushaja kuvumela ukungenelela kusenesikhathi ngaphambi kokuba inkinga encane ibe yingozi enkulu yokuphepha. Ngokuhlanganisa izingxenye zekhwalithi nezinqubo zokusebenza eziqondile, ubungozi bokushisa okungalawuleki bungancishiswa bube amazinga aphansi kakhulu.

Inqubo ekahle yokushaja ukuze kukhuliswe impilo yebhetri ye-e-bike ihlanganisa ukugcina izinga lokushaja phakathi kuka-20% no-80% ekusetshenzisweni kwansuku zonke, kunokuba ujwayele ukushaja kufike ku-100%, okubeka ingcindezi engeziwe kuma-electrode. Kubhetri ze-Li-ion, ukushaja ngokwengxenye kunciphisa kakhulu izinga lokuncipha komthamo emashumini amaningi emijikelezo, kwandise impilo ewusizo ngo-30% kuya ku-50% uma kuqhathaniswa nokushaja ngokugcwele ngaso sonke isikhathi. Hlala uvumela ibhetri ukuthi iphole okungenani imizuzu engu-30 ngemva kokugibela ngaphambi kokuyixhuma, ngoba ukushaja ibhetri eshisayo kusheshisa ukuwohloka kwamakhemikhali futhi kwandisa ukumelana kwangaphakathi. Sebenzisa ishaja ehlakaniphile ezimisa ngokuzenzakalelayo ukushaja lapho kufinyelelwa izinga lamandla eliqondiwe, ivimbele ukushaja ngokweqile futhi inciphise ukukhiqiza ukushisa ezigabeni zokugcina zokushaja. Ngokugcinwa kwesikhathi eside okudlula amasonto ambalwa, gcina ibhetri icishe ibe ngo-50% kuya ku-60% wokushaja endaweni epholile neyomile ukuze kuncishiswe ukuzikhulula ngokwemvelo futhi kulondolozwe umthamo. Ukusebenzisa lezi zinqubo ezilula kodwa eziphumelelayo kungabambezela kakhulu isidingo sokushintsha ibhetri futhi kunciphise izindleko zokusebenza ezizonke.

Ukusetshenziswa kweshaja ejwayelekile ngesixazululo se-ebike akukhuthazwa nakancane ngaphandle uma i-chaja iklanyelwe ngokukhethekile futhi iqinisekisiwe ukuthi ihambisana namakhemikhali ebhethri lakho, ukuhlelwa kwamandla kagesi, kanye nohlobo lwe-connector. Amashaja angahambisani angaletha amandla kagesi angalungile noma umsinga owedlulele, okuholela ekushajweni ngokweqile, ukushisa ngokweqile, ukuvuvukala, kanye nomonakalo wamaseli ongapheli ongase wenze iwaranti yomkhiqizi ingasebenzi. Amabhethri amaningi anamuhla e-e-bike asebenzisa amaphrothokholi okuxhumana angokweqile phakathi kwe-BMS ne-chaja, okusho ukuthi amashaja ahambisanayo kuphela azosebenza kahle futhi ngokuphephile nesistimu yokuphatha ibhethri. Hlala uhlola imininingwane yomkhiqizi ukuze uthole amamodeli amashaja ahambisanayo futhi ungalokothi ubeke esikhundleni se-chaja enemilinganiselo yokukhipha ehlukile noma ama-connector pinouts ahlukile, ngisho noma i-plug ebonakalayo ifaneleka. Ukutshala imali kushaja yekhwalithi ephezulu evela kumkhiqizi ofanayo webhethri lakho kuqinisekisa ukusebenza kahle kokushaja, ukuthotsela ukuphepha okugcwele, kanye nokusebenza okuthembekile kwesikhathi eside okuvikela utshalomali lwakho.

Ukukhetha phakathi kwe-porterable charger kanye nesiteshi sokushaja esimisiwe kuncike kumodeli yakho yokusebenza, usayizi wemikhumbi, kanye nezidingo zokuhamba zokusetshenziswa kwe-e-bike yakho, lapho inketho ngayinye inikeza izinzuzo ezihlukile ngezimo ezahlukene. Ama-porterable charger anikeza ukuguquguquka okuphelele kwemisebenzi yasensimini, okuvumela abagibeli noma ochwepheshe ukuthi bashaje amabhethri ezindaweni ezihlukahlukene ezikude ngaphandle kokuboshwa endaweni ethile yokushaja noma ukutshalwa kwengqalasizinda. Iziteshi zokushaja ezimisiwe zifaneleka kangcono ekusebenzeni okumaphakathi kwemikhumbi lapho amabhethri eshajwa ebusuku noma ngesikhathi esihleliwe sokuphumula endaweni elawulwayo enekhwalithi yamandla engaguquki namandla okuqapha. Ama-porterable charger avela kubakhiqizi abafana ne-Fujia Power aklanywe ngezici zokuphepha eziqinile eziwenza afanelekele ukusetshenziswa endleleni kuyilapho egcina ukusebenza okuthembekile ezimweni ezahlukahlukene zemvelo. Kumanethiwekhi okushintsha amabhethri adinga ukujikeleza okusheshayo, inhlanganisela yakho kokubili izixazululo eziphathwayo nezimisiwe ivamise ukunikeza ibhalansi engcono kakhulu yokuguquguquka kokusebenza, isivinini sokushaja, kanye nezindleko zengqalasizinda. Ekugcineni, isinqumo kufanele siqondiswe yindawo yakho ethile yokusetshenziswa, amaphethini okusetshenziswa kwansuku zonke, kanye nezinga lokulawula okumaphakathi odinga ngalo phezu kwenqubo yokushaja.

Uma hlola ukuphepha kwesixazululo sebhayisikili likagesi, bheka izitifiketi ezibalulekile ezifana ne-UL 2271 (ikakhulukazi amabhethri ezimoto zikagesi ezilula), i-UN 38.3 (ukuthobela ukuphepha kwezokuthutha), kanye nophawu lwe-CE (ukufinyelela emakethe yaseYurophu nokwamukelwa kwezomthetho). Lezi zitifiketi zikhombisa ukuthi ibhethri lihlolwe ngokuphelele ngokuphepha kukagesi, kwemishini, nokushisa ngaphansi kwezimo ezichaziweyo neziphindaphindekayo ezilingisa ukusetshenziswa kwangempela. Izitifiketi ezengeziwe ezifana ne-RoHS ne-REACH ziqinisekisa ukuthi ibhethri lihlangabezana namazinga okuphepha kwemvelo namakhemikhali mayelana nemikhawulo yezinto eziyingozi nokuthobela izinto ezisetshenziswayo. I-BMS nayo kufanele ibe nezitifiketi ezifanele zokuphepha ukuze iqinisekise ukuvikelwa okuthembekile ekugcweleni kakhulu kwamanje, kwe-voltage ephezulu kakhulu, ekushiseni okuphezulu kakhulu, nasezimeni zokujikeleza okufushane ezingabeka engcupheni ukuphepha komsebenzisi. Ukusebenza nomkhiqizi obonisa lezi zitifiketi ngokugqamile emakhasini akhe omkhiqizo naku-Mayelana Nathi ikhasi linikeza ukuzethemba okungaqinisekiswa ngekhwalithi nokuphepha kwesixazululo. Hlala ucela imibhalo yokuqinisekisa njengengxenye yenqubo yakho yokuthenga ukuze uqinisekise ukulandeleka okugcwele nokuthobela imithetho yendawo.

Izinga lokushisa lezinto ezizungezile linomthelela omkhulu ekusebenzeni nasekuphileni isikhathi eside kwebhethri le-e-bhayisikili, lapho ububanzi obuhle kakhulu bokusebenza buphakathi kuka-15°C no-35°C kumakhemikhali amaningi e-lithium avamile asetshenziswa ekuhambeni ngogesi. Ezimweni ezibandayo ezingaphansi kuka-10°C, ukumelana kwangaphakathi kwebhethri kukhuphuka kakhulu, kunciphisa amandla asebenzisekayo kanye nokukhishwa kwamandla aphezulu kuze kube yilapho amaseli efudumala ngokukhiqiza ukushisa kwangaphakathi ngesikhathi sokusebenza. Ukushaja ibhethri le-lithium emazingeni okushisa angaphansi kuka-0°C kungabangela ukufakwa kwe-lithium okungenakulungiseka phezu kwendawo ye-anode, kulimaze amaseli unomphela futhi kudale izingozi zokuphepha ezibeka engcupheni ukuthembeka. Amazinga okushisa aphezulu angaphezu kuka-40°C asheshisa ukusabela kokucekelwa phansi kwamakhemikhali ngaphakathi kwamaseli, okuholela ekulahlekelweni kwamandla ngokushesha, ukwanda kokumelana kwangaphakathi, kanye nengozi ephakeme yokushisa ngokweqile uma kuhlanganiswa nezinye izici zokucindezeleka. Izixazululo zebhethri ezihlanganisa izinhlelo zokulawula ukushisa ezisebenzayo—njengezinto zokufudumeza ezimweni ezibandayo noma imigudu yokupholisa ezindaweni ezishisayo—zisiza ukugcina ukusebenza nokuphepha okungaguquki unyaka wonke. Ukuqonda le miphumela yezinga lokushisa kubalulekile ekukhetheni isixazululo esifanele sebhayisikili likagesi ngokuya ngesimo sezulu sakho esithile nezimo zokusebenza zakho.

Isikhathi sokuphila esijwayelekile sebhakedi lebhethri le-ebike sihluka kakhulu ngokuya nge-chemistry, izindlela zokusebenzisa, imikhuba yokushaja, kanye nezimo zemvelo ezithonya amazinga okuncipha ngokuhlanganyela. Iphakethe lebhethri elijwayelekile le-Li-ion elisetshenziswa kuma-e-bike abathengi ngokunakekela okumaphakathi livame ukuhlala phakathi kwemijikelezo engu-500 no-1,000 yokushaja okugcwele ngaphambi kokuthi amandla alo ehle ngezansi kuka-80% wezinga lokuqala, okuhambisana neminyaka emibili kuya kwemine yokusetshenziswa okuvamile. Amabhethri e-LiFePO4, ngokuphambene, avame ukudlula imijikelezo engu-2,000 ngaphansi kwezimo ezifanayo, okwenza abe utshalomali oluhlala isikhathi eside kakhulu ezinhlelweni zezohwebo lapho kulindeleke ukusetshenziswa okuphezulu. Izici ezifana nokukhipha amandla okujulile njalo ngaphansi kuka-20%, ukuchayeka isikhathi eside ekushiseni okuphezulu, imikhuba engafanele yokushaja, kanye nokudlidliza kwemishini konke kusheshisa ukulahleka kwamandla futhi kunciphisa isikhathi sokuphila esisebenzayo kakhulu. Ngokunakekela okufanele okuhlanganisa ukushaja okuyingxenye, ukupholisa okwanele, kanye nokunakekela okuvamile, amabhethri amaningi ama-e-bike angahlinzeka ngesevisi ethembekile iminyaka emithathu kuya kwemihlanu ezimweni ezijwayelekile zokusetshenziswa ngaphambi kokuba kudingeke ukushintshwa. Ukuqapha impilo yebhethri ngokusebenzisa idatha ye-BMS kanye nokugcina amarekhodi anemininingwane yokusetshenziswa kusiza abaqhubi ukuthi babikezele ukuphela kwempilo ngokunembile futhi bahlele ukushintsha ngokuqhubekayo ngaphandle kokuphazamisa imisebenzi.