Sisitemu yo gucunga bateri (BMS) ni iki??
Izina ryuzuye ryaBMSni Sisitemu yo Gucunga Bateri, sisitemu yo Gucunga Bateri. Ni igikoresho gikorana no kugenzura imiterere ya bateri yo kubika ingufu. Ni igikoresho gikoreshwa cyane cyane mu gucunga no kubungabunga buri gice cya bateri, gukumira bateri ko yakwishyuza cyane cyangwa ngo ikore cyane, kongera igihe cyo gukora bateri, no kugenzura imiterere ya bateri. Muri rusange, BMS igaragazwa nk'ikibaho cy'amashanyarazi cyangwa agasanduku k'ibikoresho.
BMS ni imwe mu ngingo z'ingenzi za sisitemu yo kubika ingufu za batiri. Ishinzwe kugenzura imikorere ya buri batiri muriububiko bw'ingufu za bateriigikoresho kugira ngo gikore neza kandi kizewe ku buryo icyuma gibika ingufu gikora neza. BMS ishobora gukurikirana no gukusanya ibipimo bya bateri yo kubika ingufu mu gihe nyacyo (harimo ariko bitagarukira ku muvuduko wa bateri imwe, ubushyuhe bwa pole ya bateri, umuvuduko w'amashanyarazi wa bateri, umuvuduko wa terminal wa paki ya bateri, ubushyuhe bwa sisitemu ya bateri, nibindi), kandi ikabisaba Dukurikije isesengura n'ibarura rya sisitemu, haboneka ibipimo byinshi byo gusuzuma imiterere ya sisitemu, kandi hakagenzurwa nezabateri yo kubika ingufuumubiri ukorwa hakurikijwe ingamba zihariye zo kugenzura uburinzi, kugira ngo urwego rwose rwo kubika ingufu za batiri rukore neza kandi rwizewe. Muri icyo gihe, BMS ishobora guhanahana amakuru n'ibindi bikoresho byo hanze (PCS, EMS, sisitemu yo kurinda inkongi, nibindi) binyuze mu buryo bwayo bwo gutumanaho, uburyo bwo kwinjizamo analogi/digital, n'uburyo bwo kwinjizamo, kandi igakora uburyo bwo kugenzura isano ry'uburyo butandukanye bwo kubika ingufu muri sitasiyo yose y'amashanyarazi kugira ngo irebe ko sitasiyo y'amashanyarazi ikora neza kandi ikora neza.
Ni iyihe nshingano yaBMS?
Hari imirimo myinshi ya BMS, kandi iy'ingenzi cyane, ari nayo duhangayikishijwe cyane, nta kindi uretse ibintu bitatu gusa: gucunga imiterere y'ubuzima, gucunga uburinganire, no gucunga umutekano.
Imirimo yo gucunga Leta yasisitemu yo gucunga bateri
Turashaka kumenya imiterere ya bateri, voltage ni iyihe, ingufu zingana iki, ubushobozi bungana iki, n'umuyoboro w'amashanyarazi n'amashanyarazi usohoka, kandi imikorere ya BMS state izatubwira igisubizo. Inshingano y'ibanze ya BMS ni ugupima no gupima ibipimo bya bateri, harimo ibipimo by'ibanze n'imiterere nka voltage, voltage, n'ubushyuhe, hamwe no kubara amakuru y'imiterere ya bateri nka SOC na SOH.
Gupima utunyangingo
Gupima amakuru y'ibanze: Inshingano y'ibanze ya sisitemu yo gucunga bateri ni ugupima voltage, amashanyarazi, n'ubushyuhe bwa selile ya bateri, ari na byo shingiro ry'uburyo bwo kubara no kugenzura bw'urwego rwo hejuru rwa sisitemu zose zo gucunga bateri.
Gupima uburinzi bw'ubushyuhe: Muri sisitemu yo gucunga bateri, hakenewe gupima uburinzi bw'ubushyuhe bw'ubushyuhe bw'ubushyuhe bw'ubushyuhe bwose n'ubushyuhe bwinshi.
Ibarura rya SOC
SOC yerekeza ku miterere y'umuriro, ubushobozi busigaye bwa bateri. Mu magambo make, ni imbaraga zingana iki muri bateri.
SOC ni yo parameter y'ingenzi cyane muri BMS, kuko ibindi byose bishingiye kuri SOC, bityo ubunyangamugayo bwayo ni ingenzi cyane. Iyo nta SOC nyayo ihari, nta mikorere y'uburinzi ishobora gutuma BMS ikora neza, kuko bateri ikunze kurindwa, kandi igihe cyo kumara bateri ntigishobora kongerwa.
Uburyo bukoreshwa mu gupima SOC burimo uburyo bwa voltage ifunguye, uburyo bwa "current integration", uburyo bwa "Kalman filter", n'uburyo bwa "neural network". Ubundi bubiri bwa mbere bukoreshwa cyane.
Imirimo yo gucunga uburinganire bw'ikigosisitemu yo gucunga bateri
Buri bateri ifite "imiterere" yayo. Kugira ngo tuvuge ku kuringaniza, tugomba gutangirira kuri bateri. Ndetse na bateri zikorwa n'uruganda rumwe mu itsinda rimwe zifite ubuzima bwazo bwite n' "imiterere" yazo bwite - ubushobozi bwa buri bateri ntibushobora kuba bumwe neza. Hari ubwoko bubiri bw'impamvu zituma habaho uku kudahuza:
Kudahuza kw'ikorwa ry'uturemangingo n'ihindagurika ry'imikorere y'amashanyarazi
kutumvikana kw'umusaruro
Kudahuza kw'umusaruro birasobanutse neza. Urugero, mu ikorwa, ibikoresho bya separator, cathode, na anode ntibihuza, bigatuma ubushobozi bwa bateri muri rusange budahuza.
Kudahuza kw'amashanyarazi bivuze ko mu gihe bateri zisharishwa kandi zigasohoka, nubwo ikorwa n'itunganywa ryazo ryaba riri rimwe, ibidukikije by'ubushyuhe ntibishobora kubaho mu gihe cy'ihinduka ry'amashanyarazi.
Tuzi ko gusharija cyane no gusohora umuriro mwinshi bishobora kwangiza cyane bateri. Kubwibyo, iyo bateri B yuzuye umuriro iyo irimo gushyushya, cyangwa SOC ya bateri B imaze kuba nke cyane iyo irimo gushyushya, ni ngombwa guhagarika gusharija no gusohora umuriro kugira ngo urinde bateri B, kandi imbaraga za bateri A na bateri C ntizishobora gukoreshwa neza. Ibi bivamo:
Ubwa mbere, Ubushobozi nyabwo bwo gukoresha bwa bateri buragabanuka: ubushobozi bwa bateri A na C bwashoboraga gukoresha, ariko ubu nta hantu na hamwe ho gukoresha imbaraga zo kwita kuri B, nk'uko abantu babiri n'amaguru atatu bahuza uburebure n'ubugufi, kandi intambwe z'umuntu muremure zikaba zigenda buhoro. Ntabwo ushobora gutera intambwe nini.
Icya kabiri, igihe cy'ubuzima bwa bateri kiragabanuka: intambwe ni nto, intambwe zikenewe kunyuramo ni nyinshi, kandi amaguru ararushye cyane; ubushobozi buragabanuka, kandi umubare w'ingendo zigomba gusharijwa no gusohoka uriyongera, kandi uburyo bateri igabanya imbaraga nabwo buragabanuka. Urugero, bateri imwe ishobora kugera ku ngendo 4000 mu gihe ifite 100% by'ingufu no gusohoka, ariko ntishobora kugera ku 100% mu ikoreshwa nyaryo, kandi umubare w'ingendo ntugomba kugera ku nshuro 4000.
Hari uburyo bubiri bw'ingenzi bwo kuringaniza BMS, kuringaniza bidakoreshejwe (passive balancing) no kuringaniza imikorere (active balancing).
Umuyoboro w’amashanyarazi ukoreshwa mu kuringaniza ibintu mu buryo butunguranye ni muto, nk’umuyoboro w’amashanyarazi utangwa na DALY BMS, ufite umuyoboro ungana na 30mA gusa n’igihe kirekire cyo kuringaniza umuriro wa batiri.
Umuyoboro w'amazi ukoresha ikoranabuhanga ni munini ugereranije, urugero nkaikoreshwa mu guhuza ibintuyakozwe na DALY BMS, igera ku muvuduko wo kuringaniza wa 1A kandi ifite igihe gito cyo kuringaniza voltage ya batiri.
Inshingano zo kurindasisitemu yo gucunga bateri
Imashini ya BMS ihuza ibikoresho by'amashanyarazi. Dukurikije imikorere itandukanye ya bateri, igabanyijemo urwego rw'ikosa (ikosa rito, ikosa rikomeye, ikosa rihitana), kandi ingamba zitandukanye zo kuyitunganya zifatwa hakurikijwe urwego rw'ikosa ritandukanye: integuza, umupaka w'amashanyarazi cyangwa guca umuriro mwinshi mu buryo butaziguye. Ikosa ririmo gushaka amakuru no kuyakoresha, ikosa ry'amashanyarazi (sensors na actuators), ikosa ry'itumanaho, n'ikosa ry'imiterere ya bateri.
Urugero rusanzwe ni uko iyo bateri ishyushye cyane, BMS isuzuma ko bateri ishyushye cyane hashingiwe ku bushyuhe bwa bateri yakusanyijwe, hanyuma uruziga rugenzura bateri rugakurwaho kugira ngo rukore uburinzi bwo gushyuha cyane kandi rwohereze inzogera kuri EMS n'izindi sisitemu zo gucunga.
Kuki wahitamo DALY BMS?
DALY BMS, ni imwe mu nganda nini zikora porogaramu zo gucunga bateri (BMS) mu Bushinwa, ifite abakozi barenga 800, ikora ahantu hanini ha metero kare 20.000 n'abahanga mu by'ubushakashatsi n'iterambere barenga 100. Ibicuruzwa biva muri Daly byoherezwa mu bihugu birenga 150 n'uturere.
Umurimo w'uburinzi bw'umwuga
Ubwubatsi bw'ubwenge n'ubw'ibikoresho bigizwe n'imirimo 6 y'ingenzi yo kurinda:
Uburinzi bwo kongera ingufu: Iyo voltage ya selile ya bateri cyangwa voltage ya paki ya bateri igeze ku rwego rwa mbere rw'amashanyarazi menshi, ubutumwa bw'umuburo buzatangwa, kandi iyo voltage igeze ku rwego rwa kabiri rw'amashanyarazi menshi, DALY BMS izahita ihagarika amashanyarazi.
Uburinzi bwo gusohora umuriro urenze urugero: Iyo ingufu z'amashanyarazi za selile ya bateri cyangwa paki ya bateri zigeze ku rwego rwa mbere rw'amashanyarazi arenze urugero, ubutumwa bw'uburinzi buzatangwa. Iyo ingufu z'amashanyarazi zigeze ku rwego rwa kabiri rw'amashanyarazi arenze urugero, DALY BMS izahita ihagarika amashanyarazi.
Uburinzi bw'amashanyarazi arenze urugero: Iyo umuriro usohora batiri cyangwa umuriro ucana ugeze ku rwego rwa mbere rw'amashanyarazi arenze urugero, ubutumwa bw'umuburo buzatangwa, kandi iyo umuriro ugeze ku rwego rwa kabiri rw'amashanyarazi arenze urugero, DALY BMS izahita ihagarika umuriro.
Uburinzi bw'ubushyuhe: Bateri za Lithium ntizishobora gukora neza mu gihe ubushyuhe buri hejuru cyangwa hasi. Iyo ubushyuhe bwa bateri buri hejuru cyane cyangwa hasi cyane ku buryo budashobora kugera ku rwego rwa mbere, ubutumwa bw'umuburo buzatangwa, kandi nibugera ku rwego rwa kabiri, DALY BMS izahita ihagarika amashanyarazi.
Uburinzi bwa "short-circuit": Iyo "short-circuit" igabanyijemo kabiri, "power" yiyongera ako kanya, maze DALY BMS ihita ihagarika amashanyarazi
Imirimo yo gucunga uburinganire bw'umwuga
Gucunga neza: Niba itandukaniro ry'amashanyarazi mu turemangingo twa bateri ari rinini cyane, bizagira ingaruka ku ikoreshwa risanzwe rya bateri. Urugero, bateri irinzwe gushyuha cyane mbere y'igihe, kandi bateri ntishyuha neza, cyangwa bateri irinzwe gushyuha cyane mbere y'igihe, kandi bateri ntishobora gushyuha neza. DALY BMS ifite imikorere yayo yo gupima ibintu mu buryo butunguranye, kandi yanashyizeho module yo gupima ibintu mu buryo bufatika. Umuvuduko ntarengwa wo gupima ibintu ugera kuri 1A, ushobora kongera igihe cyo gukora bateri no kwemeza ikoreshwa risanzwe rya bateri.
Imirimo y'umwuga mu gucunga leta n'itumanaho
Imikorere yo gucunga imiterere y'ibikoresho irakomeye, kandi buri gicuruzwa gikorerwa isuzuma rikomeye ry'ubuziranenge mbere yo kuva mu ruganda, harimo isuzuma ry'ubushyuhe, isuzuma ry'ubuziranenge bw'amashanyarazi, isuzuma ry'ibidukikije, nibindi. BMS igenzura amashanyarazi ya selile za bateri, amashanyarazi yose ya paki ya bateri, ubushyuhe bwa bateri, amashanyarazi yo gusharija n'amashanyarazi asohora umuriro mu gihe nyacyo. Tanga imikorere ya SOC ihamye cyane, koresha uburyo busanzwe bwo guhuza ampere-saa, ikosa ni 8% gusa.
Binyuze mu buryo butatu bw'itumanaho bwa UART/ RS485/ CAN, buhujwe na mudasobwa ikoresha ikoranabuhanga cyangwa ecran yo gukoraho, bluetooth n'urumuri kugira ngo ucunge bateri ya lithium. Shyigikira porotokoli z'itumanaho za inverters zisanzwe, nka China Tower, GROWATT, DEY E, MU ST, GOODWE, SOFAR, SRNE, SMA, n'ibindi.
Iduka ryemewehttps://dalyelec.en.alibaba.com/
Urubuga rwemewehttps://dalybms.com/
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Igihe cyo kohereza: Gicurasi-14-2023
