Ngokuphuhliswa ngokukhawuleza kobuchwepheshe obutsha bamandla, iipakethi zebhetri zokugcina amandla (ezifana neebhetri ze-lithium-ion, iibhetri ze-sodium-ion, njl.) Ziya kusetyenziswa ngokuqhubekayo kwiinkqubo zamandla, izithuthi zombane, amaziko edatha, kunye nezinye iinkalo. Ukhuseleko kunye nexesha lokuphila kweebhetri zihambelana ngokusondeleyo nobushushu bokusebenza kwazo.NTC (Negative Temperature Coefficient) izivamvo zobushushu, kunye novelwano lwabo oluphezulu kunye nokusebenza kakuhle kweendleko, baye baba yinto ephambili yokubeka iliso lobushushu bebhetri. Ngezantsi, siphonononga izicelo zabo, izibonelelo, kunye nemiceli mngeni kwiimbono ezininzi.
I. Imigaqo yokuSebenza kunye neempawu ze-NTC zoVavanyo loBushushu
- Umgaqo osisiseko
I-thermistor ye-NTC ibonisa ukuhla okubonakalayo ekuxhathiseni njengoko ubushushu bunyuka. Ngokulinganisa utshintsho lokumelana, idatha yeqondo lokushisa ingafunyanwa ngokungathanga ngqo. Ubudlelwane bokumelana nobushushu bulandela ifomula:
RT=R0⋅eB(T1−T01)
aphoRTkukuxhathisa kwiqondo lobushushuT,R0 yireferensi yokumelana nobushushuT0, kwayeByinto engatshintshiyo.
- Izinto Eziluncedo Ezingundoqo
- Uvakalelo oluPhezulu:Utshintsho oluncinci lweqondo lokushisa lukhokelela ekuhlukeni okuphawulekayo kokuchasana, okwenza ukuba kubekwe iliso elichanekileyo.
- Impendulo ekhawulezayo:Ubungakanani obubambeneyo kunye nobunzima obuphantsi be-thermal buvumela ukulandelwa kwexesha lokwenyani lokutshintsha kobushushu.
- Ixabiso eliphantsi:Iinkqubo zokwenziwa kwemveliso esele zikhulile zixhasa usasazo olukhulu.
- Uluhlu olubanzi lobushushu:Uluhlu oluqhelekileyo lokusebenza (-40 ° C ukuya kwi-125 ° C) luquka iimeko eziqhelekileyo zokugcinwa kweebhetri zamandla.
II. IiMfuno zoLawulo loBuqondo kwiiPakethi zeBattery zokuGcina amandla
Ukusebenza kunye nokhuseleko lweebhetri ze-lithium zixhomekeke kakhulu kubushushu:
- Imingcipheko yobushushu obuphezulu:Ukutshaja, ukukhupha kakhulu, okanye iisekethe ezimfutshane kunokubangela ukubaleka kwe-thermal, okukhokelela kumlilo okanye uqhushumbo.
- Iziphumo zobushushu obuphantsi:Ukunyuka kwe-electrolyte viscosity kumaqondo aphantsi anciphisa amazinga okufuduka kwe-lithium-ion, okubangela ukulahleka kwamandla ngokukhawuleza.
- Ubushushu obufanayo:Umahluko ogqithisileyo wobushushu phakathi kweemodyuli zebhetri ukhawulezisa ukuguga kwaye unciphise ubomi bubonke.
Ngoko,real-time, multi-point esweni lobushushungumsebenzi obalulekileyo weeNkqubo zoLawulo lwebhetri (BMS), apho abenzi boluvo be-NTC badlala indima ebalulekileyo.
III. Usetyenziso oluQhelekileyo lweeSensors ze-NTC kwiiPakethi zeBhetri yoGcino lwaMandla
- Ukujongwa koBubushushu boMphezulu weSeli
- Abenzi boluvo be-NTC bafakwe kumphezulu weseli nganye okanye imodyuli ukujonga ngokuthe ngqo iindawo ezixhaphakileyo.
- Iindlela zokuFakelo:Ukulungiswa kusetyenziswa i-adhesive thermal or brackets yentsimbi ukuqinisekisa uqhagamshelwano oluqinileyo kunye neeseli.
- IModyuli yaNgaphakathi yoHlolo oluFanayo yokuJonga
- Iinzwa ze-NTC ezininzi zimiselwe kwiindawo ezahlukeneyo (umzekelo, iziko, imiphetho) ukubona ukufudumeza okugqithisileyo kwendawo okanye ukungalingani kokupholisa.
- Ii-algorithms ze-BMS zandisa iindlela zokuhlawula / zokukhupha ukuthintela ukubaleka kwe-thermal.
- Ulawulo Lwenkqubo Yokupholisa
- Idatha ye-NTC ibangela ukuba kusebenze/ukuvalwa kweenkqubo zokupholisa (ukupholisa umoya/ulwelo okanye imathiriyeli yokutshintsha kwesigaba) ukulungelelanisa ngokutshintsha ubushushu.
- Umzekelo: Ukwenza impompo yokupholisa elulwelo isebenze xa amaqondo obushushu edlula kuma-45°C kwaye ayivale ngaphantsi kwe-30°C ukonga amandla.
- Ukujongwa koBubushushu be-Ambient
- Ukubeka iliso kumaqondo obushushu angaphandle (umzekelo, ubushushu bangaphandle ehlotyeni okanye ingqele yasebusika) ukunciphisa iimpembelelo zokusingqongileyo ekusebenzeni kwebhetri.
IV. Imingeni yobuGcisa kunye nezisombululo kwizicelo ze-NTC
- Uzinzo Lwexesha elide
- Umngeni:I-resistance drift ingenzeka kwindawo yobushushu obuphezulu/ukufuma, nto leyo ebangela iimpazamo kumlinganiselo.
- Isisombululo:Sebenzisa ii-NTC ezithembeke kakhulu ezine-epoxy okanye i-glass encapsulation, edityaniswe ne-periodic calibration okanye i-self-correction algorithms.
- Ukuntsonkotha kokusasazwa kwamanqaku amaninzi
- Umngeni:Ukuntsokotha kweentambo konyuka ngeshumi ukuya kumakhulu ezinzwa kwiipakethi zebhetri ezinkulu.
- Isisombululo:Yenza lula i-wiring ngokusebenzisa iimodyuli zokufumana ezisasaziweyo (umzekelo, i-CAN bus architecture) okanye i-flexible sensors edibeneyo ye-PCB.
- Iimpawu ezingezizo
- Umngeni:Ubudlelwane bokuchasana nobushushu bufuna umgca.
- Isisombululo:Faka imbuyekezo yesoftware usebenzisa iitheyibhile zokujonga (LUT) okanye iSteinhart-Hart equation ukuphucula ukuchaneka kweBMS.
V. IiNdlela zoPhuhliso lwekamva
- Ukuchaneka okuPhezulu kunye noDigitization:Ii-NTC ezinonxibelelwano lwedijithali (umzekelo, i-I2C) zinciphisa ukuphazamiseka komqondiso kunye nokwenza lula uyilo lwenkqubo.
- Multi-Parameter Fusion esweni:Dibanisa i-voltage/i-sensor zangoku zeendlela zolawulo olukrelekrele lwe-thermal.
- Izixhobo ezikwinqanaba eliphezulu:Ii-NTC ezinoluhlu olwandisiweyo (-50°C ukuya kwi-150°C) ukuhlangabezana neemfuno ezigqithisileyo zokusingqongileyo.
- Ugcino oluqikelelweyo oluqhutywa yi-AI:Sebenzisa umatshini wokufunda ukuhlalutya imbali yobushushu, uqikelele iintsingiselo zokwaluphala, kwaye uvule izilumkiso zakwangoko.
VI. Ukuqukumbela
Izinzwa zobushushu be-NTC, kunye nokusebenza kwazo ngeendleko kunye nokuphendula ngokukhawuleza, ziyimfuneko ekubekweni kweliso lobushushu kwiipakethi zebhetri yokugcina amandla. Njengoko ubukrelekrele be-BMS buphucuka kwaye kuvela izinto ezintsha, ii-NTC ziya kuphucula ngakumbi ukhuseleko, ixesha lokuphila, kunye nokusebenza kakuhle kweenkqubo zokugcina amandla. Abaqulunqi kufuneka bakhethe iinkcukacha ezifanelekileyo (umzekelo, ixabiso le-B, ukupakishwa) kwizicelo ezithile, ukwandisa ukubekwa kwenzwa, kunye nokudibanisa idatha yemithombo emininzi ukunyusa ixabiso labo.
Ixesha lokuposa: Apr-06-2025