Sisitemu yo gucunga bateri ni iki (BMS)?
Izina ryuzuye ryaBMSni Sisitemu yo gucunga Bateri, sisitemu yo gucunga bateri. Nigikoresho gifasha mugukurikirana uko bateri ibika ingufu. Nubusanzwe cyane kubuyobozi bwubwenge no kubungabunga buri gice cya batiri, kugirango wirinde ko bateri irenga kandi ikarenza urugero, kongera igihe cyumurimo wa bateri, no gukurikirana uko bateri ihagaze. Mubisanzwe, BMS igaragazwa nkumuzunguruko cyangwa agasanduku k'ibyuma.
BMS nimwe murwego rwibanze rwa sisitemu yo kubika ingufu za batiri. Irashinzwe gukurikirana imikorere ya buri bateri murikubika ingufu za batirigice kugirango tumenye neza imikorere yizewe yububiko. BMS irashobora gukurikirana no gukusanya ibipimo bya leta ya batiri yo kubika ingufu mugihe nyacyo (harimo ariko ntibigarukira kuri voltage ya bateri imwe, ubushyuhe bwa pole ya batiri, imiyoboro yumuzunguruko wa batiri, voltage yumuriro wa terefone ipaki ya batiri, irwanya insulasiyo ya sisitemu ya bateri, nibindi), kandi ikore ibikenewe Ukurikije isesengura no kubara sisitemu, habonetse ibipimo byinshi byo gusuzuma leta, hamwe no kugenzura neza kwabateri yo kubika ingufuumubiri uboneka ukurikije ingamba zihariye zo kugenzura kurinda, kugirango harebwe imikorere yizewe kandi yizewe yibikoresho byose bibika ingufu za batiri. Muri icyo gihe, BMS irashobora guhanahana amakuru nibindi bikoresho byo hanze (PCS, EMS, sisitemu yo gukingira umuriro, nibindi) binyuze mumikorere yayo yitumanaho, igereranya / iyinjiza rya digitale, hamwe ninjiza yinjiza, hanyuma igakora guhuza kugenzura sisitemu zitandukanye muri ingufu zose zibika ingufu kugirango umutekano wizewe kandi wizewe wumuriro wamashanyarazi, Igikorwa cyiza cya gride.
Ni ubuhe butumwa bwaBMS?
Hariho ibikorwa byinshi bya BMS, kandi nibyingenzi cyane, ibyo duhangayikishijwe cyane, ntakindi kirenze ibintu bitatu: gucunga imiterere, gucunga neza, no gucunga umutekano.
Imikorere ya leta yasisitemu yo gucunga bateri
Turashaka kumenya uko bateri imeze, voltage niyihe, ingufu zingana, ubushobozi bingana iki, nuburyo bwo kwishyuza no gusohora, kandi imikorere ya leta ya BMS izatubwira igisubizo. Igikorwa cyibanze cya BMS ni ugupima no kugereranya ibipimo bya batiri, harimo ibipimo fatizo na leta nka voltage, ikigezweho, nubushyuhe, hamwe no kubara amakuru ya leta ya batiri nka SOC na SOH.
Ibipimo by'akagari
Ibipimo by'ibanze bipima: Igikorwa cyibanze cya sisitemu yo gucunga bateri ni ugupima voltage, ikigezweho, nubushyuhe bwa selile ya batiri, akaba aribwo shingiro ryo kubara urwego rwo hejuru kubara no kugenzura logique ya sisitemu zose zo gucunga bateri.
Kumenyekanisha kurwanya insulasiyo: Muri sisitemu yo gucunga bateri, birasabwa kumenya sisitemu ya bateri yose hamwe na sisitemu yo hejuru ya voltage.
Kubara SOC
SOC bivuga Leta ishinzwe, ubushobozi busigaye bwa bateri. Muri make, nuburyo imbaraga zisigaye muri bateri.
SOC nikintu cyingenzi muri BMS, kuko ibindi byose bishingiye kuri SOC, kubwibyo rero ni ngombwa cyane. Niba nta SOC nyayo ihari, ntamikorere yuburinzi ishobora gutuma BMS ikora mubisanzwe, kuko bateri akenshi izarindwa, kandi ubuzima bwa bateri ntibushobora kongerwa.
Uburyo bugezweho bwa SOC bwo kugereranya uburyo bukubiyemo uburyo bwo gufungura amashanyarazi yumurongo, uburyo bwo guhuza ibikorwa, uburyo bwa Kalman bwo kuyungurura, hamwe nuburyo bwo guhuza imiyoboro. Babiri ba mbere bakunze gukoreshwa.
Imikorere yo kuringaniza imikorere yasisitemu yo gucunga bateri
Buri bateri ifite "imiterere" yayo. Kugirango tuvuge kuringaniza, tugomba gutangirana na bateri. Ndetse na bateri zakozwe nu ruganda rumwe mugice kimwe zifite ubuzima bwazo hamwe n "" imiterere "-ubushobozi bwa buri bateri ntishobora kuba imwe. Hariho ubwoko bubiri bwimpamvu zitera uku kudahuza:
Kudahuza mubikorwa bya selile no kudahuza mumashanyarazi
umusaruro udahuye
Kudahuza umusaruro birasobanutse neza. Kurugero, mubikorwa byo kubyara, gutandukanya, cathode, nibikoresho bya anode ntabwo bihuye, bikavamo kudahuza mubushobozi bwa bateri muri rusange.
Amashanyarazi adahuye bivuze ko mugihe cyo kwishyuza bateri no gusohora, kabone niyo umusaruro no gutunganya bateri zombi ari kimwe, ibidukikije byubushyuhe ntibishobora na rimwe guhuza mugihe amashanyarazi akora.
Turabizi ko kurenza urugero no gusohora birenze bishobora kwangiza cyane bateri. Kubwibyo, iyo bateri B yuzuye neza mugihe yishyuye, cyangwa SOC ya bateri B isanzwe iba mike cyane mugihe cyo gusohora, birakenewe guhagarika kwishyuza no gusohora kugirango irinde bateri B, kandi imbaraga za bateri A na batiri C ntishobora gukoreshwa neza. . Ibisubizo muri:
Ubwa mbere, Ubushobozi nyabwo bwakoreshwa mubipaki ya batiri buragabanuka: ubushobozi bateri A na C zashoboraga gukoresha, ariko ubu ntahantu na hamwe hashobora gukoreshwa imbaraga zo kwita kuri B, nkuko abantu babiri n'amaguru atatu bihuza uburebure na ngufi hamwe, kandi intambwe ndende umuntu atinda. Ntushobora gutera intambwe nini.
Icya kabiri, Ubuzima bwa paki ya batiri buragabanuka: intambwe ni nto, umubare wintambwe zikenewe kugenda ni nyinshi, kandi amaguru ararambiwe; ubushobozi buragabanuka, kandi umubare wikiziga ugomba kwishyurwa no gusohora uriyongera, kandi kwiyongera kwa bateri nabyo ni byinshi. Kurugero, selile imwe ya batiri irashobora kugera kumuzingo 4000 mugihe cyo kwishyurwa no gusohora 100%, ariko ntishobora kugera 100% mugukoresha nyabyo, kandi umubare wikiziga ntugomba kugera inshuro 4000.
Hariho uburyo bubiri bwo kuringaniza uburyo bwa BMS, kuringaniza pasiporo no kuringaniza ibikorwa.
Ibiriho kuringaniza passiyo ni ntoya, nkuburinganire bwa pasiporo butangwa na DALY BMS, ifite imiyoboro iringaniye ya 30mA gusa nigihe kinini cyo kugereranya ingufu za batiri.
Igikorwa kiringaniza kigezweho ni kinini, nkakuringanizayatejwe imbere na DALY BMS, igera kumurongo wa 1A kandi ifite igihe gito cyo kugereranya ingufu za bateri.
Igikorwa cyo kurinda cyasisitemu yo gucunga bateri
Monitor ya BMS ihuye nibikoresho bya sisitemu y'amashanyarazi. Ukurikije imikorere itandukanye ya bateri, igabanijwemo urwego rutandukanye (amakosa yoroheje, amakosa akomeye, amakosa yica), kandi ingamba zitandukanye zo gutunganya zifatwa murwego rutandukanye: kuburira, kugabanya ingufu cyangwa guca amashanyarazi menshi mu buryo butaziguye . Amakosa arimo gushaka amakuru hamwe namakosa yemewe, amakosa yumuriro wamashanyarazi (sensor na actuator), amakosa yitumanaho, namakosa ya bateri.
Urugero rusanzwe ni uko iyo bateri yashyutswe, BMS isuzuma ko bateri yashyutswe hashingiwe ku bushyuhe bwa bateri yakusanyirijwe, hanyuma umuzenguruko ugenzura bateri ukaba waciwe kugirango ukore ubushyuhe bukabije kandi wohereze impuruza kuri EMS hamwe nubundi buryo bwo kuyobora.
Kuki uhitamo DALY BMS?
DALY BMS, ni imwe muri sisitemu nini yo gucunga bateri (BMS) mu Bushinwa, ifite abakozi barenga 800, amahugurwa yo gukora metero kare 20.000 hamwe n’abashakashatsi barenga 100 ba R&D. Ibicuruzwa biva muri Daly byoherezwa mu bihugu n'uturere birenga 150.
Igikorwa cyo kurinda umutekano wabigize umwuga
Ikibaho cyubwenge hamwe nicyuma gikubiyemo ibintu 6 byingenzi byo kurinda:
Kurinda ibicuruzwa birenze urugero: Iyo ingufu za batiri ya selile cyangwa voltage yamashanyarazi igeze kurwego rwa mbere rwumubyigano urenze urugero, ubutumwa bwo kuburira buzatangwa, kandi iyo voltage igeze kurwego rwa kabiri rwumubyigano mwinshi, DALY BMS izahita ihagarika amashanyarazi.
Kurinda gusohora birenze: Iyo voltage ya selile ya batiri cyangwa ipaki ya batiri igeze kurwego rwa mbere rwumubyigano mwinshi, ubutumwa bwo kuburira buzatangwa. Iyo voltage igeze kurwego rwa kabiri rwumubyigano urenze, DALY BMS izahita ihagarika amashanyarazi.
Kurinda birenze urugero: Iyo bateri isohora amashanyarazi cyangwa amashanyarazi ageze kurwego rwa mbere rwikirenga, ubutumwa bwo kuburira buzatangwa, kandi mugihe ikigezweho nikigera kurwego rwa kabiri rwikirenga, DALY BMS izahita ihagarika amashanyarazi. .
Kurinda ubushyuhe: Batteri ya Litiyumu ntishobora gukora mubisanzwe mugihe cy'ubushyuhe bwo hejuru kandi buke. Iyo ubushyuhe bwa bateri buri hejuru cyane cyangwa hasi cyane kuburyo butagera kurwego rwa mbere, ubutumwa bwo kuburira buzatangwa, kandi nibugera kurwego rwa kabiri, DALY BMS izahita ihagarika amashanyarazi.
Kurinda imiyoboro ngufi: Iyo umuzunguruko ari muto-uzunguruka, ikigezweho cyiyongera ako kanya, kandi DALY BMS izahita ihagarika amashanyarazi.
Imikorere yo gucunga neza umwuga
Imicungire iringaniye: Niba itandukaniro rya selile ya voltage nini cyane, bizagira ingaruka kumikoreshereze isanzwe ya batiri. Kurugero, bateri irinzwe kurenza urugero mbere, kandi bateri ntabwo yishyuye byuzuye, cyangwa bateri irinzwe kurenza urugero mbere, kandi bateri ntishobora gusohoka neza. DALY BMS ifite imikorere yayo yo kuringaniza pasiporo, kandi yanateje imbere uburyo bwo kuringaniza. Ikigereranyo ntarengwa cyo kuringaniza kigera kuri 1A, gishobora kongera igihe cya serivisi ya bateri kandi ikemeza ko ikoreshwa rya batiri risanzwe.
Imikorere ya leta yumwuga imikorere nigikorwa cyitumanaho
Imikorere yo gucunga imiterere irakomeye, kandi buri gicuruzwa gikorerwa ibizamini byujuje ubuziranenge mbere yo kuva mu ruganda, harimo gupima insulasiyo, ibizamini byukuri, ibizamini byo kurwanya imihindagurikire y’ibidukikije, n'ibindi. gusohora amashanyarazi mugihe nyacyo. Tanga imikorere-yuzuye ya SOC, fata inzira nyamukuru ampere-isaha yo guhuza, ikosa ni 8% gusa.
Binyuze muburyo butatu bwitumanaho bwa UART / RS485 / CAN, ihujwe na mudasobwa yakiriye cyangwa ecran ya ecran yo gukoraho, bluetooth hamwe nurubaho rwumucyo kuri bateri ya lithium. Shyigikira inzira nyamukuru ihindura protocole y'itumanaho, nka umunara w'Ubushinwa, GROWATT, DEY E, MU ST, GOODWE, SOFAR, SRNE, SMA, nibindi.
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Igihe cyo kohereza: Gicurasi-14-2023
