Chii chinonzi Battery Management System?

Tsanangudzo

Bhatiri manejimendi system (BMS) tekinoroji yakatsaurirwa kutarisisa kwebhatiri pack, inova gungano remabhatiri maseru, akarongwa nemagetsi mumutsara x column matrix kumisikidzwa kuti igone kuburitsa yakanangwa huwandu hwemagetsi uye ikozvino kwenguva yenguva inopesana. zvinotarisirwa mutoro mascenario.Kutarisisa kunopihwa neBMS kazhinji kunosanganisira:

• Kuongorora bhatiri
• Kupa bhatiri kuchengetedza
• Kufungidzira kushanda kwebhatiri
• Kuramba uchikwenenzvera kuita kwebhatiri
• Kuzivisa mamiriro ekushanda kune zvekunze zvishandiso

Pano, izwi rekuti "bhatiri" rinoreva paki yese;zvisinei, mabasa ekutarisa uye ekutonga anoshandiswa zvakananga kumasero ega ega, kana mapoka emasero anonzi ma modules mumusangano webheteri pack.Lithium-ion rechargeable maseru ane yakanyanya simba density uye ndiyo yakajairwa sarudzo yemabhatiri mapaketi ezvigadzirwa zvakawanda zvevatengi, kubva kumalaptops kuenda kumotokari dzemagetsi.Kunyange zvazvo vachiita zvinoyevedza, vanogona kunge vasingaregereri kana vakashandiswa kunze kwenzvimbo yakachengeteka yakachengeteka (SOA), nemigumisiro kubva pakukanganisa kushanda kwebhatiri kusvika kumigumisiro ine ngozi.Iyo BMS zvechokwadi ine inonetsa yebasa tsananguro, uye kuomarara kwayo kwese uye kutarisisa kwekutarisa kunogona kutarisa akawanda machira akadai semagetsi, dijitari, kutonga, kupisa, uye hydraulic.

MaBattery Management Systems Anoshanda Sei?

Battery manejimendi masisitimu haana yakatarwa kana yakasarudzika seti yemaitiro inofanirwa kutambirwa.Iyo tekinoroji dhizaini dhizaini uye yakashandiswa maficha anowanzo kuenderana ne:

• Mutengo, kuoma, uye saizi yebhatiri pack
• Kushandiswa kwebhatiri uye chero kuchengeteka, hupenyu hurefu, uye zvinonetsa zvewaranti
• Chitupa chinodiwa kubva kune akasiyana mirau yehurumende uko mitengo uye zvirango zvakakosha kana zvisina kukwana mashandiro ekuchengetedza matanho aripo.

Kune akawanda BMS dhizaini maficha, ane bhatiri pack kuchengetedza manejimendi uye kugona kutonga kuve maviri akakosha maficha.Tichakurukura kuti zvinhu zviviri izvi zvinoshanda sei pano.Battery pack kuchengetedza manejimendi ane maviri akakosha nhandare: kuchengetedzwa kwemagetsi, izvo zvinoreva kusatendera bhatiri kukuvara kuburikidza nekushandiswa kunze kweSOA yayo, uye kuchengetedzwa kwemafuta, kunosanganisira passive uye / kana inoshanda tembiricha kutonga kuchengetedza kana kuunza paki muSOA yayo.

Electrical Management Dziviriro: Yazvino

Monitoring bhatiri pack ikozvino uye sero kana module voltages ndiyo nzira yekudzivirira magetsi.Iyo yemagetsi SOA yechero bhatiri sero inosungwa nezvino uye voltage.Mufananidzo 1 unoratidza yakajairika lithium-ion cell SOA, uye yakanyatsogadzirwa BMS inodzivirira paki nekudzivirira kushanda kunze kwesero remugadziri.Muzviitiko zvakawanda, kumwe kushora kunogona kushandiswa kugara mukati meSOA yakachengeteka zone mukufarira kusimudzira humwe hupenyu hwebhatiri.

Lithium-ion maseru ane miganho yazvino yekuchaja pane yekuchaja, uye ese ari maviri modhi anogona kubata epamusoro peak currents, kunyangwe kwenguva pfupi.Vagadziri vemabhatiri vanowanzo tsanangura huwandu hunoenderera hwekuchaja uye kuburitsa zviganho zvazvino, pamwe nepamusoro pekuchaja uye kuburitsa zviganho zvazvino.A BMS inopa dziviriro yazvino inozoshandisa yakanyanya kuenderera ikozvino.Zvisinei, izvi zvinogona kutangira kuzvidavirira kwekuchinja kamwe kamwe kwemamiriro ekutakura;semuenzaniso, kukurumidza kwemotokari yemagetsi.BMS inogona kusanganisira peak ikozvino yekutarisa nekubatanidza yazvino uye mushure me delta nguva, kusarudza kudzikisa iripo ikozvino kana kukanganisa pack ikozvino zvachose.Izvi zvinobvumira iyo BMS kuti iwane ingangoita yekukurumidza kunzwa kune yakanyanyisa kukwirira kwazvino, senge ipfupi-dunhu mamiriro asina kubata kutarisisa kwechero mugari fuse, asi zvakare kuregerera kune yakakwirira peak zvinodiwa, chero ivo vasina kunyanyisa kune zvakare. refu.

Electrical Management Dziviriro: Voltage

Mufananidzo 2 unoratidza kuti lithium-ion cell inofanira kushanda mukati meimwe voltage renji.Iyi miganhu yeSOA inozopedzisira yatemerwa neiyo intrinsic chemistry yeakasarudzwa lithium-ion cell uye tembiricha yemasero chero nguva ipi zvayo.Uyezve, sezvo chero bhatiri pack rinosangana nehuwandu hwakakosha hwekuchovha bhasikoro, kubuda nekuda kwekuremerwa uye kuchaja kubva kwakasiyana-siyana kwesimba masosi, iyi SOA voltage miganho inowanzo manikidzwa kukwirisa bhatiri hupenyu.BMS inofanirwa kuziva kuti miganhu iyi ndeipi uye icharaira sarudzo zvichienderana nekuve pedyo kwezvikumbaridzo izvi.Semuyenzaniso, kana ichisvika painogumira magetsi epamusoro, BMS inogona kukumbira kudzikiswa zvishoma nezvishoma yekuchaja ikozvino, kana kuti inogona kukumbira ikozvino yekuchaja kuti imiswe zvachose kana muganhu wasvika.Nekudaro, uyu muganho unowanzo kuperekedzwa nekuwedzera intrinsic voltage hysteresis kufunga kudzivirira kutonga kutaura nezve kuvharika chikumbaridzo.Kune rimwe divi, kana yasvika yakaderera voltage muganho, BMS inokumbira kuti kiyi inoshanda inogumbura mitoro ideredze zvavanoda zvazvino.Panyaya yemotokari yemagetsi, izvi zvinogona kuitwa nekudzikisa torque inobvumidzwa inowanikwa kune inodhonza mota.Ehe, iyo BMS inofanirwa kuita kuchengetedzwa kwemutyairi iyo inonyanya kukosha uku ichidzivirira bhatiri paki kudzivirira kukuvara zvachose.

Thermal Management Dziviriro: Tembiricha

Pakukosha kwechiso, zvinogona kuita sekuti maseru e-lithium-ion ane tembiricha yekushanda, asi huwandu hwebhatiri hunodzikira pakudziya kwakadzikira nekuti kemikari yekuita kwemakemikari inodzikira zvinoshamisa.Nezvekugona pakudziya kwakadzika, vanoita zviri nani kupfuura lead-acid kana NiMh mabhatiri;zvisinei, kutonga kwetembiricha kwakakosha nekuti kuchaja iri pasi pe0 °C (32 °F) kunonetsa mumuviri.Chiitiko chekuisa simbi lithium inogona kuitika pane anode panguva yekuchaja kwechando.Uku kukuvadzwa kwechigarire uye hakungokonzereri kuderedzwa kwesimba, asi maseru ari panjodzi yekutadza kana akaiswa kune vibration kana mamwe mamiriro ekushushikana.BMS inogona kudzora tembiricha yebhatiri pack kuburikidza nekudziya uye kutonhora.

Kutariswa kwekupisa kwekupisa kunoenderana nehukuru uye mutengo webhatiri pack uye kuita zvinangwa, magadzirirwo eBMS, uye chigadzirwa unit, izvo zvinogona kusanganisira kutariswa kwenzvimbo yakanangwa (semuenzaniso Alaska maringe neHawaii).Zvisinei nerudzi rwehita, zvinonyanya kushanda kudhonza simba kubva kunze kwemagetsi eAC, kana rimwe bhatiri rekugara rine chinangwa chekushandisa hita painodiwa.Zvisinei, kana hita yemagetsi iine dhirowa ine mwero ikozvino, simba kubva kune yekutanga bhatiri pack rinogona kupepetwa kuti rizvipise.Kana iyo thermal hydraulic system ikashandiswa, ipapo heater yemagetsi inoshandiswa kupisa iyo inotonhorera iyo inopombwa uye kugoverwa mukati memusangano wepakiti.

BMS dhizaini mainjiniya pasina mubvunzo vane matipi edhizaini yavo yekutengesa kudonhedza simba rekupisa mupakiti.Semuenzaniso, akasiyana emagetsi emagetsi mukati meBMS yakatsaurirwa kusimba manejimendi anogona kubatidzwa.Kunyange isingashande sekudziya kwakananga, inogona kukwidziridzwa zvisinei.Kutonhodza kwakakosha kudzikisa kurasikirwa kwekuita kwe lithium-ion bhatiri pack.Somuenzaniso, zvichida bhatiri rakapiwa rinoshanda zvakanaka pa20 ° C;kana tembiricha yepakiti ikawedzera kusvika pa30 ° C, kushanda kwayo kunogona kudzikiswa ne20%.Kana iyo paki ichiramba ichichajwa uye ichichajwa pa45 ° C (113 ° F), kurasikirwa kwekuita kunogona kukwira kusvika pa50%.Hupenyu hwebhatiri hunogonawo kutambura nekuchembera nguva isati yakwana uye kudzikira kana ikaramba ichiratidzwa kune yakanyanyisa kupisa kugadzirwa, kunyanya panguva yekuchaja nekukurumidza uye kuburitsa.Kutonhodza kunowanzo itwa nenzira mbiri, dzinongoita kana dzinoshanda, uye nzira dzese dzinogona kushandiswa.Passive kutonhora kunoenderana nekufamba kwekuyerera kwemhepo kutonhodza bhatiri.Kana iri motokari yemagetsi, izvi zvinoreva kuti iri kungofamba mumugwagwa.Nekudaro, inogona kunge yakanyanya kuomarara kupfuura zvazvinoita, sezvo manzwi ekumhanya kwemhepo achigona kubatanidzwa kune zvine hungwaru-kugadzirisa otomatiki madhamu emhepo anotsvedza kuti awedzere kuyerera kwemhepo.Kuitwa kweinoshanda tembiricha-inodzorwa feni inogona kubatsira nekumhanya kwakaderera kana mota yamira, asi zvese izvi zvinogona kuita kungoenzana paki netembiricha yakatenderedza.Muchiitiko chezuva rinopisa, izvi zvinogona kuwedzera tembiricha yekutanga yepakiti.Thermal hydraulic inoshanda kutonhora inogona kugadzirwa seyekuwedzera sisitimu, uye inowanzo shandisa ethylene-glycol inotonhorera ine yakatsanangurwa musanganiswa reshiyo, inotenderedzwa kuburikidza nemagetsi mota inotyairwa pombi kuburikidza nemapombi/hose, kugovera manifolds, muchinjika-kuyerera kupisa exchanger (radiator) , uye ndiro inotonhorera inogara pakatarisana nebhatiri pack assembly.A BMS inotarisisa tembiricha mukati mepakiti, uye inovhura nekuvhara mavharuvhu akasiyana siyana kuchengetedza tembiricha yebhatiri rese mukati mehutete hwetembiricha kuti ive nechokwadi chekushanda kwebhatiri.

Capacity Management

Kukwirisa bhatiri paki inopokana ndeimwe yeakakosha bhatiri kuita maficha ayo anopihwa neBMS.Kana kugadzirisa uku kukasaitwa, bhatiri paki rinogona kupedzisira raita kuti rishaye basa.Mudzi wenyaya ndewekuti bhatiri pack "stack" (akateedzana maseru) haina kunyatso kuenzana uye nemukati ine zvishoma zvakasiyana kudonha kana kuzviburitsa.Leakage haisi yekugadzira kukanganisa asi bhatiri chemistry hunhu, kunyangwe inogona kuve yakakanganiswa kubva pamaminiti ekugadzira maitiro akasiyana.Pakutanga bhatiri paki rinogona kunge riine maseru akanyatsoenderana, asi nekufamba kwenguva, kufanana kwesero-kune-sero kunowedzera kudzikisira, kwete nekuda kwekuzviburitsa wega, asi zvakare kukanganisa kubva pakuchaja/kuburitsa bhasikoro, tembiricha yakakwira, uye kuchembera kwekarenda.Nekunzwisisa ikoko, yeuka kare nhaurirano yekuti lithium-ion masero anoita zvakanyanya, asi anogona kunge asingaregereri kana akashandiswa kunze kweSOA yakasimba.Isu takadzidza kare nezve inodiwa kuchengetedzwa kwemagetsi nekuti lithium-ion masero haashande zvakanaka nekuchaja zvakanyanya.Kana vangochajiswa zvizere, havagone kugamuchira imwezve yazvino, uye chero simba rekuwedzera rinosundirwa mariri rinofambiswa mukupisa, nevoltage inogona kukwira nekukurumidza, pamwe kusvika kumazinga ane njodzi.Haisi mamiriro ane hutano hwesero uye inogona kukonzera kukuvadzwa zvachose uye mamiriro ekushanda asina kuchengetedzeka kana ichienderera.

Iyo bhatiri pack yakatevedzana sero array ndiyo inotaridza iyo yakazara pack voltage, uye kusawirirana pakati pemasero ari padyo kunogadzira dambudziko paunenge uchiedza kubhadharisa chero stack.Mufananidzo 3 unoratidza kuti sei zvakadaro.Kana imwe iine maseru akaringana zvakakwana, zvese zvakanaka sezvo rimwe nerimwe richichaja zvakaenzana, uye chaja chiripo chinogona kudzimwa kana iyo yepamusoro 4.0 voltage cut-off threshold yasvika.Zvisinei, mumamiriro ezvinhu asina kuenzana, sero repamusoro richasvika pakuchajiswa kwaro kare, uye ikozvino yekuchaja inoda kugumiswa kwegumbo mamwe maseru ari pasi asati abhadhariswa kusvika pakuzara.

Iyo BMS ndiyo inopinda mukati uye inochengetedza zuva, kana bhatiri paki mune iyi kesi.Kuratidza kuti izvi zvinoshanda sei, tsananguro yakakosha inoda kutsanangurwa.Iyo state-of-charge (SOC) yesero kana module panguva yakatarwa inoenzanirana nechaji inowanikwa maererano nechaji yakazara kana yazara.Saka, bhatiri rinogara pa50% SOC rinoreva kuti 50% yakachajwa, inofananidzwa nehuwandu hwemafuta geji yekukodzera.BMS kugona manejimendi ndeye kuyera kusiyanisa kweSOC pane imwe neimwe stack mumusangano wepakeji.Sezvo iyo SOC isiri iyo yakananga kuyerwa huwandu, inogona kufungidzirwa neakasiyana matekiniki, uye iyo balancing scheme pachayo inowira mumapoka maviri makuru, anongoita uye anoshanda.Kune misiyano yakawanda yemadingindira, uye mhando yega yega ine zvayakanakira nezvayakaipira.Zviri kune BMS dhizaini mainjiniya kuti asarudze kuti ndeipi yakakwana kune yakapihwa bhatiri paki uye mashandisiro ayo.Passive balancing ndiyo iri nyore kushandisa, pamwe nekutsanangura iyo general balancing concept.Nzira yekuita inobvumira sero rega rega riri mudura kuve nechaji yakafanana nesero risina kusimba.Ichishandisa yakaderera ikozvino, inovhara simba shoma kubva kumasero eSOC akakwira panguva yekuchaja kutenderera kuitira kuti maseru ese abhadharise kune yavo yakanyanya SOC.Mufananidzo 4 unoratidza kuti izvi zvinoitwa sei neBMS.Iyo inotarisisa sero rega rega uye inokwirisa transistor switch uye yakaenzana saizi yekuburitsa resistor inoenderana nesero rega rega.Kana iyo BMS ikanzwa kuti sero rakapihwa rave kusvika pamuganho wechaji, inotungamira ikozvino yakawandisa ichitenderedza ichienda kune inotevera sero pazasi nenzira yepamusoro-pasi.

The balancing process endpoints, before and after, inoratidzwa muFigure 5. Muchidimbu, BMS inoenzanisa stack yebhatiri nekubvumira sero kana module mustack kuona yakasiyana yekuchaja ikozvino pane pack current mune imwe yenzira dzinotevera:

• Kubviswa kwechaji kubva kumaseru anochajiswa zvakanyanya, izvo zvinopa headroom yekuwedzera kuchaja ikozvino kudzivirira kuwandisa, uye inobvumira maseru akachajiswa kuti agamuchire yakawanda kuchaja ikozvino.
• Kudzokororwa kwemamwe kana angangoita ese ekuchaja ikozvino kwakatenderedza maseru anochajiswa zvakanyanya, nekudaro zvichibvumira maseru akachajiswa kuti agamuchire kuchaja ikozvino kwenguva yakareba.

Mhando dzeBattery Management Systems

Mabhatiri manejimendi masisitimu anotangira kubva nyore kusvika kune akaomarara uye anogona kumbundira akasiyana siyana matekinoroji kuti azadzise yavo yekutanga kuraira "kutarisira bhatiri."Nekudaro, masisitimu aya anogona kuiswa muchikamu zvichibva pane yavo topology, ine chekuita nemaisirwo aanoitwa uye kushanda pamaseru kana mamodule pane bhatiri pack.

Centralized BMS Architecture

Iine imwe yepakati BMS mubhatiri pack assembly.Ese mabhatiri mapakeji akabatana nepakati BMS zvakananga.Mamiriro epakati peBMS anoratidzwa muMufananidzo 6. Iyo yepakati BMS ine zvimwe zvakanakira.Iyo yakanyanya compact, uye inoita kunge yakanyanya hupfumi sezvo paine BMS imwe chete.Nekudaro, pane zvakaipira zvepakati peBMS.Sezvo mabhatiri ese akabatana neBMS zvakananga, iyo BMS inoda akawanda madoko kuti abatanidze neese mabhatiri mapakeji.Izvi zvinoturikira kumawaya akawanda, macabling, zvinobatanidza, nezvimwewo mumabhatiri mahombe, izvo zvinokanganisa kugadzirisa nekugadzirisa.

Modular BMS Topology

Zvakafanana nekuita kwepakati, iyo BMS yakakamurwa kuita akati wandei akadhindwa mamodule, imwe neimwe iine yakatsaurirwa bundle rewaya uye yekubatanidza kune yakatarisana yakagoverwa chikamu chebhatiri stack.Ona Mufananidzo 7. Mune zvimwe zviitiko, aya BMS submodules anogona kugara pasi pekutanga BMS module oversight ine basa rekutarisa mamiriro e submodules uye kutaurirana nemichina yeperipheral.Kutenda kune yakadzokororwa modularity, kugadzirisa uye kugadzirisa kuri nyore, uye kuwedzera kune akakura bhatiri mapaketi ari nyore.Izvo zvakaderera ndezvekuti mitengo yese yakakwira zvishoma, uye panogona kuve nekudzokorora kusashandiswa kushanda zvinoenderana nekushandisa.

Primary/Subordinate BMS

Conceptually yakafanana neyo modular topology, zvisinei, mune iyi kesi, varanda vanonyanya kuganhurirwa kungoendesa ruzivo rweyero, uye tenzi akazvipira ku computing uye kutonga, pamwe nekutaurirana kwekunze.Saka, kunyangwe semhando dzemodular, mitengo inogona kunge yakadzikira sezvo kushanda kwevaranda kuchiita kunge kuri nyore, pamwe nepamusoro-soro uye mashoma asina kushandiswa.

Yakagoverwa BMS Architecture

Yakasiyana zvakanyanya kubva kune mamwe matopology, uko iyo yemagetsi hardware uye software yakavharirwa mumamodule anopindirana kumaseru kuburikidza nemasumbu eakanamatira wiring.BMS yakagoverwa inosanganisa ese emagetsi hardware pane control board yakaiswa zvakananga pasero kana module iri kutariswa.Izvi zvinorerutsa kuwanda kweiyo cabling kune mashoma sensor waya uye waya dzekukurukurirana pakati pepedyo BMS modules.Nekuda kweizvozvo, BMS yega yega inozvimiririra, uye inobata computations uye kutaurirana sezvinodiwa.Nekudaro, zvisinei nekureruka uku, iyi fomu yakasanganiswa inoita kuti kugadzirisa uye kugadzirisa kuve nedambudziko, sezvo inogara mukati memukati menhoo module musangano.Mutengo zvakare unowanzo kuve wakakwira sezvo kune akawanda maBMS mune yakazara bhatiri paki chimiro.

Kukosha kweBattery Management Systems

Kushanda kuchengetedza kwakakosha zvakanyanya muBMS.Izvo zvakakosha panguva yekuchaja uye kuburitsa mashandiro, kudzivirira voltage, ikozvino, uye tembiricha yechero sero kana module iri pasi pekutonga kwevatariri kubva kudarika yakatsanangurwa SOA miganhu.Kana miganho ikapfuudzwa kwenguva yakareba, kwete chete bhatiri rinodhura rinogona kukanganisa, asi mamiriro ane njodzi ekutiza anogona kuitika.Zvakare, yakaderera voltage pachikumbaridzo miganho inotariswawo zvine hukasha kuitira kuchengetedzwa kwemasero e-lithium-ion uye kuchengetedzwa kwekushanda.Kana bhatiri reLi-ion rikaramba riri muiyi low-voltage state, copper dendrites inogona kupedzisira yakura pane anode, izvo zvinogona kuguma neakakwira yekuzviburitsa mazinga uye kusimudza zvinogoneka kuchengetedzwa.Iyo yakakwira simba density yelithium-ion powered masisitimu inouya nemutengo unosiya diki nzvimbo yekukanganisa kwebhatiri manejimendi.Kutenda kune BMSs, uye lithium-ion kuvandudzwa, iyi ndeimwe yeakabudirira uye akachengeteka bhatiri chemistries iripo nhasi.

Kuita kwebhatiri pack ndicho chinotevera chepamusoro chakakosha chimiro cheBMS, uye izvi zvinosanganisira magetsi neanopisa manejimendi.Kukwirisa nemagetsi huwandu hwebhatiri, maseru ese ari mupakiti anodiwa kuti ave pakati nepakati, izvo zvinoreva kuti iyo SOC yemaseru ari padyo mumusangano wese anenge akaenzana.Izvi zvakakosha zvakanyanya nekuti hazvigone chete kuti bhatiri rakakwana rigone kuitika, asi rinobatsira kudzivirira kudzikisira kwakawanda uye kuderedza zvinogona hotspots kubva pakuchaja masero asina simba.Lithium-ion mabhatiri anofanirwa kudzivirira kubuda pazasi yakaderera voltage miganho, sezvo izvi zvichigona kuguma nemhedzisiro yekurangarira uye kurasikirwa kukuru kwesimba.Electrochemical process inotapukirwa zvakanyanya nekushisa, uye mabhatiri ndizvowo.Kana tembiricha yezvemamiriro ekunze yadzikira, huwandu uye simba rinowanikwa rebhatiri rinodonha zvakanyanya.Nekuda kweizvozvo, BMS inogona kusanganisa yekunze in-line heater inogara pairi, toti, iyo yemvura inotonhorera sisitimu yemotokari yemagetsi bhatiri pack, kana kuvhura-inogara heater mahwendefa akaiswa pasi pemodule yepakiti inosanganisirwa mukati meherikoputa kana imwe. ndege.Pamusoro pezvo, sezvo kuchaja kwemaseru anotonhora e-lithium-ion kuchikanganisa kuita kwehupenyu hwebhatiri, zvakakosha kutanga wasimudza tembiricha yebhatiri zvakakwana.Masero mazhinji e-lithium-ion haakwanise kubhadhariswa nekukurumidza kana ari pasi pe5°C uye haafanire kubhadhariswa zvachose kana ari pasi pe0°C.Kuti iite zvakakwana panguva yekushandiswa kwemaitiro, BMS yekudziya kwekutonga inowanzova nechokwadi chekuti bhatiri rinoshanda mukati menzvimbo yakamanikana yeGoldilocks yekushanda (semuenzaniso 30 - 35 ° C).Izvi zvinochengetedza mashandiro, zvinosimudzira hupenyu hwakareba, uye zvinosimudzira hutano, hwakavimbika bhatiri paki.

Zvakanakira Battery Management Systems

Yese bhatiri simba rekuchengetedza sisitimu, inowanzonzi BESS, inogona kugadzirwa makumi, mazana, kana kunyange zviuru zvelithium-ion maseru akarongedzerwa pamwechete, zvichienderana nekushandisa.Masisitimu aya anogona kunge aine voltage reisingasviki 100V, asi anogona kunge akakwira kusvika 800V, aine mapack supply currents anosvika 300A kana kudarika.Kusatarisirwa zvakanaka kupi nokupi kwepakiti yemagetsi yakakwira kunogona kukonzera njodzi inotyisidzira upenyu, ine njodzi.Nekuda kweizvozvo, saka maBMS akakosha kwazvo kuti ave nechokwadi chekushanda kwakachengeteka.Mabhenefiti eBMS anogona kupfupikiswa sezvinotevera.

• Functional Safety.Maoko pasi, kune yakakura fomati lithium-ion bhatiri mapaketi, izvi zvakanyanya kungwara uye zvakakosha.Asi kunyange mafomati madiki anoshandiswa mukati, toti, malaptop, ave achizivikanwa kubata moto uye kukonzera kukuvara kukuru.Kuchengetedzeka kwega kwevashandisi vezvigadzirwa zvinosanganisira lithium-ion powered masisitimu inosiya nzvimbo diki yekukanganisa kutonga kwebhatiri.
• Hupenyu Hurefu uye Kuvimbika.Battery pack kuchengetedza manejimendi, magetsi neanopisa, anovimbisa kuti maseru ese anoshandiswa mukati mezvakaziviswa SOA zvinodiwa.Uku kutarisisa kwakapfava kunoita kuti maseru achengetedzwe pakushandiswa kwehasha uye kukurumidza kuchaja uye kuburitsa bhasikoro, uye zvinoguma nehurongwa hwakagadzikana hunogona kupa makore mazhinji ebasa rakavimbika.
• Performance uye Range.BMS bhatiri pack kugona manejimendi, uko maseru-kune-sero kuenzanisa kunoshandiswa kuenzanisa iyo SOC yemaseru ari padyo pagungano repakeji, inobvumira kukwana kwebhatiri kugona kuitika.Pasina iyi BMS ficha yekuzvidavirira nekuda kwekusiyana kwekuzviburitsa, kuchaja / kuburitsa bhasikoro, tembiricha mhedzisiro, uye kuchembera, bhatiri paki rinogona kupedzisira raita risingabatsiri.
• Diagnostics, Kuunganidza Data, uye Kukurukurirana Kwekunze.Mabasa ekutarisa anosanganisira kuenderera mberi kwekutarisa kwese masero ebhatiri, uko kudhirowa kwedata kunogona kushandiswa pachayo kuongororwa, asi kunowanzo kuitirwa basa rekuverengera kufungidzira iyo SOC yemasero ese mugungano.Ruzivo urwu rwunowedzerwa pakuenzanisa maalgorithms, asi pamwe chete anogona kuendeswa kumidziyo yekunze uye zviratidziro kuratidza simba rinogara riripo, fungidziro inotarisirwa huwandu kana huwandu / hupenyu hunoenderana nekushandiswa kwazvino, uye kupa mamiriro ehutano hwebhatiri pack.
• Mutengo uye Warranty Kuderedzwa.Kuunzwa kweBMS muBESS kunowedzera mitengo, uye bhatiri mapaketi anodhura uye anogona kuva nengozi.Iyo yakanyanya kuomarara sisitimu, inokwirisa iyo yekuchengetedza zvinodiwa, zvichikonzera kudiwa kwekuwedzera kweBMS yekutarisa kuvapo.Asi kuchengetedzwa uye kudzivirira kuchengetedza kweBMS maererano nekuchengetedza kwekushanda, hupenyu uye kuvimbika, kushanda uye mararamiro, kuongororwa, nezvimwewo zvinovimbisa kuti ichadzinga pasi mari yose, kusanganisira iyo ine chokuita newaranti.

Battery Management Systems uye Synopsys

Simulation ishamwari yakakosha yekugadzira BMS, kunyanya kana ichishandiswa pakuongorora nekugadzirisa matambudziko ekugadzira mukati mekuvandudza Hardware, prototyping, uye kuyedza.Iine chaiyo lithium-ion cell modhi mukutamba, iyo yekunyepedzera modhi yeBMS yekuvakisa ndiyo inotemerwa dhizaini inozivikanwa seyakajairika prototype.Uye zvakare, kuenzanisa kunobvumira kusingarwadze kuferefetwa kweakasiyana eBMS ekutarisa mabasa achipesana neakasiyana bhatiri uye mamiriro ekushanda kwezvakatipoteredza.Nyaya dzekuita dzinogona kuwanikwa nekuferefetwa nekukurumidza, izvo zvinobvumira kuita uye mashandiro ekuchengetedza kuvandudzwa kuti aonekwe kusati kwaitwa pane chaiyo hardware prototype.Izvi zvinoderedza nguva yekusimudzira uye zvinobatsira kuona kuti yekutanga hardware prototype ichave yakasimba.Uye zvakare, akawanda echokwadi bvunzo, kusanganisira akaipisisa mamiriro ezvinhu, anogona kuitwa eiyo BMS uye bhatiri paki kana ichiitwa mune yechokwadi yakamisikidzwa system application.

Synopsys SaberRDinopa akakura emagetsi, dhijitari, kutonga, uye thermal hydraulic modhi maraibhurari kupa simba mainjiniya anofarira BMS uye bhatiri pack dhizaini nekusimudzira.Zvishandiso zviripo kukurumidza kugadzira mamodheru kubva kune ekutanga dhetabheti specs uye kuyerwa macurves kune akawanda emagetsi zvishandiso uye akasiyana bhatiri chemistry marudzi.Statistics, kushushikana, uye kukanganisa kuongororwa kwemvumo kubvumidzwa munzvimbo dzese dzenzvimbo inoshanda, kusanganisira nzvimbo dzemuganho, kuve nechokwadi chekuvimbika kweBMS.Uyezve, mienzaniso yakawanda yekugadzira inopihwa kuti vashandisi vakwanise kusvetuka purojekiti uye nekukasira kusvika mhinduro dzinodiwa kubva mukufananidza.