I-AMS Infineon Power Lithium Ion yeBattery yoLawulo lweNkqubo yokuNyango Indlela yoNyango

2022/04/02

Umbhali :Iflowpower-UMboneleli weSikhululo saMandla esiphathwayo

Njengondoqo wezithuthi zombane - ukhuseleko lwamandla e-lithium-ion ibhetri isoloko inzima kwaye igxininise izithuthi zombane. Ngubani ophethe itekhnoloji yolawulo lwebhetri ye-lithium-ion enamandla, nabani na ophethe imarike yemoto yombane yexesha elizayo. Eli phepha lihlalutya i-PTE Iqela kunye ne-infineon yokusebenza okuphezulu kwe-16-bit MCUXC164 njengeqonga, elongezelelweyo nge-AMS echanekileyo, i-zero-yobushushu enikwe amandla i-lithium-ion ibhetri yangoku yokuvavanya isiseko se-AS8510 yamandla e-lithium ion inkqubo yokulawula ibhetri (BMS) indlela yonyango.

I. I-Power Lithium Ion Ibhetri ye-BMS (iNkqubo yoLawulo lwebhetri) Okwesibini, inkqubo yokulawula ibhetri iyimisebenzi emithathu eqinileyo: 1. Ixesha langempela lokubeka iliso kwimeko yebhetri.

Ngokuvavanya iiparamitha zeempawu zebhetri zangaphandle (ezifana nombane, okwangoku, ubushushu, njl. njl.) sebenzisa i-algorithms efanelekileyo (efana nomthamo kunye ne-SOC, njl.njl.) uqikelelo kunye nokubeka iliso, okusisiseko kunye nesitshixo sokusebenza ngokufanelekileyo kwebhetri inkqubo yokulawula ibhetri; 2.

Emva kokufumana ngokufanelekileyo imeko yebhetri, ibhetri lulawulo olulungeleleneyo, ulawulo lwentlawulo kunye nokukhutshwa, i-alarm yempazamo, njl.;. Okwesithathu, umfanekiso womzimba - I-INFINMCUXC164 Imodyuli ye-4 ye-XC164 iNtshayelelo yoku-1.

Ukusebenza okuphezulu kwe-16-Bitcpu yePipeline kunye ne-5-Stage-25NS kwi-40MHzcpu Directive Clock (iXesha lePeriod Period Period Periodic) Ixesha lexesha - 1-Cycle Multiplication (16 × 16) ), isahlulo esingasemva (32/16) 21-cycle -1-cycle multiply -i-ancumulate (MAC) Inkcazo -16 megabytes Inani elipheleleyo lesithuba sedilesi yomgca -i-1024 byte sheets ngaphakathi kwedilesi yomgca yekhowudi kunye nedatha (i-C166 uchungechunge oluhambelanayo) I-2.16-Inqanaba eliPhambili-iNqanaba lokuphazamisa inkqubo kunye nemithombo ye-63, imilinganiselo yesampuli ukuya kwi-50ns3 .Isixhobo esi-8 sokuphazamiseka kwesixhobo sokuhambisa idatha kumjikelo omnye siphumelele 4.

Izilawuli zeziganeko ze-Peripheral (PEC), i-24-bit Pointer 5. I-Clock Generator nge-PLL, okanye nge-PLL 6. I-Sliced ​​​​Data SRAM (DSRAM, XC164GM) SRAM (DSRAM, XC164GM) SRAM (DSRAM, XC164GM -8F kuphela) -2KB inkqubo ye-chip / idatha ye-SRAM (PSRAM) -64 byte (XC164GM-8F) okanye i-32 bytes (XC164GM-4F) Isicwangciso sesi-7.

Imemori (i-flash) 8. I-Modyuli ye-Peripheral ye-On-chip -14-Channel A / D isiguquli kunye nohlalutyo olucwangcisiweyo (i-10-bit okanye i-8-bit) kunye nexesha lokuguqulwa (ukuhla ukuya kwi-2.55μsor2.

I-15μs) -i-16-channel yokubamba jikelele / iyunithi yokuthelekisa (CAPCOM2) -Iyunithi ye-multi-function ye-multi-function jikelele ye-5 Machine - ezimbini ze-Synchronous / Asynchronous (USART Interface) Isitishi seSiteshi - Iitshaneli ezimbini zeSpeed-Speed-Synchronous -ITafile Twincan Interface (Ihlaziywe 2.0). B Umsebenzi) Imiyalezo kunye ne-32 (Gqibezela i-CAN / iSiseko) Kwii-NOdes ezimbini ze-CAN kunye nemisebenzi yesango - ebhodini lewashi lexesha langempela, eliqhutywa yi-oscillator ephambili 9. Ukungenzi lutho, ukulala, kunye nemodi yokunciphisa amandla kunye nolawulo lwamandla aguquguqukayo 10.

I-watchdog enokucwangciswa kwi-oscillator kunye ne-watchdog emihlanu, i-AS8510 Iimpawu 1. Ukuguqulwa kwangaphakathi kwe-2-bit ye-16-bit ye-ADC, kunye nesantya sesampula esicwangcisiweyo, isantya sesampuli ukuya kwi-100K / s. 2.

I-Zerooffset 3.130dB Uluhlu olunamandla, ukulungelelaniswa kwe-4, i-5, i-25, i-40 kunye ne-100 amaxesha e-4 utshintsho lokufumana izicwangciso, ukuphucula ukuchaneka 4. Ukuthobela ngokupheleleyo i-AECQ100 ye-automobile edibeneyo yomgangatho wokufumana isiqinisekiso sokufumanisa uxinzelelo, i-IC nganye ine-ID kuphela.

5. Ukwahlula ijelo lokuvavanya i-current and voltage co-frequency test; 6. Umthombo wamandla ombane wesalathiso ochanekileyo wangaphakathi, i-20mV, umthombo wombane wereferensi echanekileyo ephezulu +/- 20 ppm; 7.

Hlanganisa i-oscillator ye-RC, ukuchaneka kwe-2%; 8. Umjelo woVavanyo lweVoltage Ungasetyenziselwa amajelo ovavanyo lobushushu; 9.30uastandbymodecRrent.

Misa okwangoku; 10.ssop20Packager.11.

Ibhetri ye-AMS kwicala eliphezulu (elilungileyo) ibheki ye-ICAS8525 umsebenzi - ukuchaneka okuphezulu kombane wokuchaneka; - Umahluko ogqwesileyo uzuza ukukhulisa, ukunciphisa ngempumelelo uphazamiseko lwemowudi eqhelekileyo; Umsebenzi wokuqalisa kwakhona amandla unokuhlengahlengiswa ngaphezulu kobushushu kwaye uqalise kwakhona. Uvavanyo lwe-linpin, ukuya kuthi ga kwi-27V; - phezu kweqondo lobushushu alarm shutdownfunctions. 12.

Ukulawulwa kwebhalansi esebenzayo Iimpawu ze-ICAS8505: -as8505Cellbalancer / Monitor ibhetri Ibhalansi esebenzayo, ukuchaneka kwe-20mV kwiqondo lokushisa elipheleleyo; - ulungelelwaniso, uthelekiso oluchanekileyo lombane webhetri; -Ulungelelwaniso olusebenzayo, ukuya kuthi ga kwiiseli zebhetri ezili-14; Iimveliso ubukhulu becala ziyimilinganiselo yokwenziwa, kunye neyunithi yebhetri ebandakanyekayo, kwaye ayinako ukukhawuleza nangokuchanekileyo ukulandelela amandla eyunithi yebhetri nganye.

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