儲(chǔ)能系統(tǒng)的BMS及電源系統(tǒng)設(shè)計(jì)

1、儲(chǔ)能系統(tǒng)的BMS及電源系統(tǒng)設(shè)計(jì)雙碳背景推動(dòng)儲(chǔ)能的發(fā)展集中式儲(chǔ)能及ADI解決方案家用儲(chǔ)能系統(tǒng)及戶外電源設(shè)計(jì)其它技術(shù)可與儲(chǔ)能系統(tǒng)相結(jié)合目錄雙碳背景下能源形勢(shì)變化未來(lái)電網(wǎng)的變化及趨勢(shì)儲(chǔ)能系統(tǒng)的作用儲(chǔ)能系統(tǒng)及應(yīng)用雙碳背景推動(dòng)儲(chǔ)能的發(fā)展雙碳背景下能源形勢(shì)的變化低壓電器+ 智能電表特高壓輸電+ 智能變電站+ 配電網(wǎng)自動(dòng)化發(fā)電用電能源流水電+ 風(fēng)能+ 太陽(yáng)能集中式儲(chǔ)能輸電配電特高壓輸電+ 智能變電站+ 配電網(wǎng)自動(dòng)化智能低壓電器+ 新一代智能電表電力物聯(lián)網(wǎng)充電樁2020 新基建在能源網(wǎng)上包括了特高壓和新能源 汽車充電樁在“3060 碳達(dá)峰和碳中和”的目標(biāo) 下，“十四五”有新布局，“十四五”關(guān)鍵指標(biāo)單位GDP能

2、源消耗降低13.5%單位GDP二氧化碳排放降低18%能源綜合生產(chǎn)能力46億噸標(biāo)準(zhǔn)煤特高壓新能源汽車充電樁城際高鐵交通網(wǎng)5G基站建設(shè)大數(shù)據(jù)中心人工智能工業(yè)互聯(lián)網(wǎng)城市軌道信息網(wǎng)2020年的新基建能源網(wǎng)分布式儲(chǔ)能火力發(fā)電清潔能源、儲(chǔ)能、遠(yuǎn)距離能 源輸送和充電樁成為熱點(diǎn)來(lái)源：“十四五”規(guī)劃，ADI整理未來(lái)電網(wǎng)的變化及趨勢(shì) 越來(lái)越多的ESS家用及住宅ESS家庭自用太陽(yáng)能 + 充電樁集成 備用電源輸電領(lǐng)域用ESS能源轉(zhuǎn)移 延緩?fù)顿Y可再生能源用ESS可再生能源整合 = 存儲(chǔ)和使用 降低可再生能源縮減電網(wǎng)穩(wěn)定性工業(yè)ESS自用調(diào)峰電能賬單優(yōu)化 備用電動(dòng)汽車充電基礎(chǔ)設(shè)施ESS增強(qiáng)電網(wǎng)穩(wěn)定性 提升充電性能 V2G電

3、網(wǎng)和發(fā)電廠ESS頻率調(diào)節(jié)動(dòng)態(tài)適應(yīng)間歇電源和負(fù)載 備用電源儲(chǔ)能系統(tǒng)的作用電化學(xué)中的鋰 離子電池技術(shù)高能量密度的 鋰離子電池電池管理系統(tǒng) 應(yīng)對(duì)過(guò)充過(guò)放電池的安全及 電池系統(tǒng)中的 隔離儲(chǔ)能應(yīng)用的主要技術(shù)電池管理功率轉(zhuǎn)換儲(chǔ)能系統(tǒng)及應(yīng)用風(fēng)、光與儲(chǔ)能結(jié)合電網(wǎng)側(cè)儲(chǔ)能系統(tǒng)工業(yè)應(yīng)用單體 + 分布式儲(chǔ)能堆疊+ 集中式儲(chǔ)能電池堆疊串聯(lián)可達(dá)1500V總線電流/電壓測(cè)量及管理各模塊之間需隔離分級(jí)管理與控制功能安全要求電池包獨(dú)立設(shè)計(jì)(48V系統(tǒng))電流與電壓檢測(cè)同步太陽(yáng)能及其它電源輸入雙向升降壓DC/DC控制充電站家用儲(chǔ)能戶外及便攜式電源雙碳背景推動(dòng)儲(chǔ)能的發(fā)展集中式儲(chǔ)能及ADI解決方案家用儲(chǔ)能系統(tǒng)及戶外電源設(shè)計(jì)其它技術(shù)可與

4、儲(chǔ)能系統(tǒng)相結(jié)合目錄集中式儲(chǔ)能系統(tǒng)結(jié)構(gòu)儲(chǔ)能系統(tǒng)中ADI 解決方案BMS芯片及隔離通信母線監(jiān)測(cè)主動(dòng)均衡及功能安全集中式儲(chǔ)能的基本結(jié)構(gòu)PCSPMUCurrent SensingCurrentSensingBMS BoardBMS BoardIso-InterfaceRACKProtectionBMU電池管理功率轉(zhuǎn)換一級(jí)：電池包級(jí)（PACK）BMS Board二級(jí)：電池簇級(jí)（RACK）BMU三級(jí)：儲(chǔ)能系統(tǒng)級(jí)PMURACK匯 流電池包BMS設(shè)計(jì)的變化ADI的AFE帶來(lái)BMS結(jié)構(gòu)的改變AFE可以獨(dú)立工作，可以直接從電池包取電AFE采用菊花鏈通信方式，可級(jí)聯(lián)AFE自帶IsoSPI接口，并兼容SPIAFE不僅

5、能測(cè)量電芯電壓，還能測(cè)量溫度AFE可以完成被動(dòng)均衡早期的電池包BMS設(shè)計(jì)包內(nèi)有獨(dú)立的BMS板，板內(nèi)含MCUAFE通過(guò)SPI與MCU相連，并需要隔離AFE主要負(fù)責(zé)測(cè)量電芯電壓和溫度MCU來(lái)控制均衡，也可以由AFE完成MCU輸出到BMU需要隔離BMS電池管理芯片電池電芯監(jiān)控器也稱為AFEBBMU集中式儲(chǔ)能的基本結(jié)構(gòu) ADI解決方案PCSProcessorCurrent SensingCurrent SensingFuelGaugeGate driverBMSBMSBalanceIso-InterfaceISOSPIPowerProcessorRACKProtectionCurrent/Voltag

6、e電池管理功率轉(zhuǎn)換RACK匯 流ADI 的產(chǎn)品及方案BMS Monitor: ADBMS1818, ADBMS6830ISOSPI: LTC6820Bus Monitor: LTC2949/2950Active balancing: LT8584Power supply: LTC8315，LTC8302ADI 的產(chǎn)品及方案Gate driver: ADuM413x, ADuM414xIso-Interface: ADM3050, ADM2484, ADuM315x, ADM276xECurrent Sense: AD8418A, ADAF1080Voltage detection: AD712

7、4, AD7606,AD7616ADBMS1818 18單元電池監(jiān)控器測(cè)量18個(gè)串聯(lián)電池單元業(yè)界較高的精度：3mV總測(cè)量誤差16位Delta Sigma可編程噪聲濾波器高級(jí)可逆isoSPI接口200mA被動(dòng)電池平衡能力9個(gè)通用數(shù)字I/O或模擬輸入同步電壓和GPIO測(cè)量LQFP 64引腳封裝ADBMS6830 16單元電池監(jiān)控器新一代BMS芯片架構(gòu)16 通道, 每通道一路 ADC4.2MHz 輸入采樣2s 輸入 AAF 濾波器18-bit, 1kSPS的噪聲: 27VRMS每通道ADC替代了輸入多路開(kāi)關(guān) + RC 濾 波器同樣: 沒(méi)有 HPF (沒(méi)有最小fexc)LTC6820 isoSPI收發(fā)

8、器支持所有ADI isoSPI器件高數(shù)據(jù)速率隔離式數(shù)據(jù)通信主機(jī)模式：2Mbps從機(jī)模式：1Mbps使用標(biāo)準(zhǔn)變壓器實(shí)現(xiàn)的電氣隔離低成本單條雙絞線上的雙向接口支持長(zhǎng)達(dá)100米的電纜極低EMI敏感性和輻射超低2A空閑電流自動(dòng)喚醒檢測(cè)2.7V至5.5V電源16引腳MSOP封裝ADBMS1818 評(píng)估系統(tǒng)EVAL-ADBMS1818ZDC2792BDual Master isoSPI AdapterBMS Demo BoardDC2026 (Linduino) or DC590BMicrocontroller boardDual LTC6820isoSPISPIhttps:/en/design-cent

9、er/evaluation-hardware-and-software/evaluation-boards-kits/EVAL-ADBMS1818.html#eb-overview /resources/EVAL/EVAL-ADBMS1818電池模擬 信號(hào) 源或EVAL-ADBMS1818 + DC2026 (Linduino) + DC2792A (LTC6820)+ DC2472A (load interface board)ADBMS1818設(shè)計(jì)資源ADBMS1818 foxBMS boardADBMS1818 (2x 36ch) Slave Board compatible with

10、foxBMS Master Unit (Link here)Each ADBMS1818 measures SOC of 18 cells in seriesPassive balancing capabilityisoSPI Daisy chain connection in forward and reverse directionSchematics and design files availableEvaluation board for the ADBMS1818 availableCell voltage, temperature and SOCmonitoredGUI to m

11、anage all the communications and resultsSource code and GUI available from foxBMS open-source projectTested with the SDP-K1 MCUApp Note released (AN-2093)LTC2949 整組電池總線監(jiān)測(cè)雙電流測(cè)量Configurable for High Side or Low Side Operation124mV Range, 237.5nV Resolution (20-Bit DS)3uV Offset Max (-40C to 125C)Fast

12、Overcurrent Detection w/ DeglitchMax / Min Values Stored On-board電壓測(cè)量5.5V Range, 46V Resolution (18-Bit DS)Dedicated Stack Measurement7 Dedicated Buffered Voltage Inputs5 Additional Buffered Voltage Inputs or DigitalOutputs (Configurable as Heartbeat Monitors)內(nèi)置 isoSPI 接口BMS 芯片同步測(cè)量4.5V 14V 供電電壓溫度范圍：

13、-40C to 125CLTC294968xx68xxLTC6820實(shí)時(shí)處理1% 精度的功率、電能和電荷測(cè)量電荷和能量的無(wú)損跟蹤內(nèi)置 Tolerance & Tempco 校正因子主動(dòng)均衡：LT8584 快速均衡LT8584The LT8584 operates as a boundary mode flyback converterProvides 2.5A average discharge current.Scalable by using multiple LT8584s to balance each cell.Each battery in the stack requires a

14、n LT8584 active cell balancer10A discharge to the stack with LT3570/71 with MosfetIntegrated 6A switchSafety FeaturesRead Back via ADC of LTC681x:Cell VoltageCell Discharge CurrentDie TempLT8584 Handshaking Voltage (i.e. Reference V)LTC6811 LTC6812 LTC6813Battery Stack Monitors (12 18Channel)LT8584M

15、odule +Module +Module -Stack +Stack -LT8584Module +Module -LT8584Module +Module -C1 S1C11 S11C12 S12V+Module -LT1999OCPGPIOGPIOStack Discharge EnableLT3750 LT375116 Cells #1ADBMS1818Up to 18 cells in seriesMODULE -BMULTC6820SPI16 Cells #NADBMS1818MODULE -Optional LTC2949MODULE +MODULE +MCUBMS SWBala

16、nceBalanceState of charge State of health System safetyisoSPICoulomb CounterOptional LTC6820SPIRisoSPIisoSPIRACK電池包堆疊（串行通信）PACK NPACK 1每個(gè)電池包520KWh4852 V16 Cells電池架（RACK）電池管理單元（BMU）電池模塊（PACK）LT8584LT8584PassiveLT8584LT8584Passive 堆疊式解決方案- ADBMS1818 + LTC6820 + 主動(dòng)均衡功能安全設(shè)計(jì)思路Master ModuleLTC6820LTC6820S

17、tack ControllerSTMF3241xEthernetC A NMaster-Slave CommunicationsWakeTemperature MeasurementSlave ModuleEEPROMSafety FailureBMS48V ModulesStackable to 1500V (27)Functional Safety1.IEC61508 SIL22.OT, OV/UV, OCEEPROM (Traceability &Maintenance)Current Meas1.In the Modules or SOC2.BMS or Charger 6.Typic

18、ally4.2v cells e.g. Li-NMC,3.7V cells e.g. LFP7.Unique ID feature 1.Order of ParticipantsReversible IsoSPIReinforced isolation1.between Master & Slave10. Devices:1.ADBMS181x (18/16ch)Designed to IEC61508:202xNo Redundancy雙碳背景推動(dòng)儲(chǔ)能的發(fā)展集中式儲(chǔ)能及ADI解決方案家用儲(chǔ)能系統(tǒng)及戶外電源設(shè)計(jì)其它技術(shù)可與儲(chǔ)能系統(tǒng)相結(jié)合目錄家用儲(chǔ)能系統(tǒng)戶外及便攜式電源基站電源后備儲(chǔ)能雙向電源設(shè)

19、計(jì)家用儲(chǔ)能基本結(jié)構(gòu)及ADI解決方案DC/DCDC/ACGate driverGate driverDSP/MCUCurrent sensingCurrent sensingProtectionInterfacePV PanelBMS Board儲(chǔ)能電池包ADI 產(chǎn)品及解決方案BMS Monitor: ADBMS181x (16-ch), ADBMS6830, MAX17852Gate driver: ADuM4135/36, ADuM4145/46, ADuM4177, ADuM412x, ADuM422xCurrent sensing: ADI amplifierInterface: ADM

20、3050, ADM2484DC Meter: AD7779, ADuCM355, ADE9153AProcessor: ADSP-21489, ADSP-CM408逆變器MAX17852 帶電流檢測(cè)的14單元電池監(jiān)控器FeaturesAECQ-100 Grade 1 Temperature RangeOperating Voltage from 9V to 65VASIL D Voltage, Temperature, Current ,CommunicationOBDII - Voltage/temperature measurement redundancyRedundant Monito

21、r and Alert pins14 Cell-Voltage Measurement Channels2mV Accuracy (0.2V-4.8V, 5C to 40C)4.5mV Accuracy (-20C to 125C)14 Cell-Balancing SwitchesUp to 300mA per switchEmergency Discharge ModeAutomatic cell balancing enabling micro sleep modeCurrent sense amplifier7 Selectable ranges10mA resolution 256

22、gainImproved Acquisition Time4 Selectable GPIO/AUXIN pinsPin Selectable SPI/UART Communication InterfaceDual UART, Redundant Communications, Double speedI2C Master InterfaceUltra-Low Power Operation (Standby 2mA, Shutdown 2A)Die Temperature MeasurementIDEAL FOR 48V APPLICATIONS戶外及便攜式電源結(jié)構(gòu)及ADI解決方案PV P

23、anelBMSDC/DCLT8708Bi-Direction DC/DCOr ChargerDC/DCLT8708Charging to battery (12V/24V/48V)PC （Type-C）USB PortsADI 產(chǎn)品及方案雙向DC/DC：LT8708，LT8228Ideal Diode：LTC435xBMS Monitor: ADBMS181x，MAX1785xBuck/Boost (MPPT): LT8491Gate Driver: LT7000/700148V/12VDC220VACIdeal DiodeLT8228AC/DCGate DriveDC/ACGate Driv

24、e220VAC輸入源輸出LT8708 / 8708-1 升降壓雙向DC/DC控制器LT8491 帶有最大功率點(diǎn)跟蹤（MPPT）的雙向升降壓DC/DC控制器Value PropositionMPPT: Maximum Power Extracted from PanelBuck-Boost Topology for low Vin OperationI2C Interface Provides Valuable InformationKey BenefitsTelemetry (VPANEL, VBAT, PIN, POUT, etc.)Charging Status & Fault Repor

25、tingMore Charger Configuration OptionsLT8228: 帶保護(hù)的雙向升降壓DC/DC控制器基站備用電源結(jié)構(gòu)及ADI方案AC/DCDC/DCLTC787x+LTC706x基站負(fù)載BMS Board電池包BMS Board電池包DC/DC48V直流母線(44-56V)LTC787x+LTC706xADI 產(chǎn)品及方案雙向DC/DC：LT7871，LT7872BMS Monitor: ADBMS181x, MAX1785xGate Driver: LTC706xIso-Interface: ADM3050, ADM2484, ADM276xE可以是梯次 利用的電池L

26、TC787x+LTC706xLTC787x+LTC706xGate DriveLTC7871: 6相雙向DC/DC 控制器Features and Specifications6-Phase for High PowerDynamic Regulation of VIN, VOUT or CurrentOperates with External Gate Drivers and MOSFETsVHIGH up to 100V; VLOW up to 60VSynchronous Rectification: Up to 98% EfficiencyProgrammable Inductor

27、Current Monitoring and RegulationSPI Compliant Serial InterfaceOperation Status and Fault ReportProgrammable VHIGH, VLOW MarginingPhase-Lockable Frequency: 60kHz to 750kHzSpread Spectrum Modulation OptionalMultiphase/Multi-ICs Operation Up to 24 PhasesLTC7872: 4相雙向DC/DC 控制器Features and Specification

28、sUnique Architecture Allows Regulation of Input Voltage,Output Voltage or CurrentOperates with External Gate Drivers and MOSFETsVHIGH up to 100V; VLOW up to 60VSynchronous Rectification: Up to 98% EfficiencyProgrammable Inductor Current Monitoring and RegulationSPI Compliant Serial InterfaceOperatio

29、n Status and Fault ReportProgrammable VHIGH, VLOW MarginingPhase-Lockable Frequency: 60kHz to 750kHzSpread Spectrum Modulation OptionalMultiphase/Multi-ICs Operation Up to 24 PhasesLTC7060: 100 V 浮地半橋驅(qū)動(dòng)Features and SpecificationsUnique symmetric floating gate driver architectureHigh noise immunity,

30、tolerates 10 V ground differenceMinimum SW voltage is 10 V100 V max VIN independent of IC supply voltage VCC6 V to 14 V VCC operating voltage4 V to 14 V gate driver voltage0.8 pull-down, 1.5 pull-up for fast turn-on/offShoot-through protectionProgrammable dead timeThree-state PWM input with enable p

31、inDrives dual N-channel MOSFETsThermally enhanced 12-lead MSOPAEC-Q100 automotive qual in progress雙碳背景推動(dòng)儲(chǔ)能的發(fā)展集中式儲(chǔ)能及ADI解決方案家用儲(chǔ)能系統(tǒng)及戶外電源設(shè)計(jì)其它技術(shù)可與儲(chǔ)能系統(tǒng)相結(jié)合目錄電池內(nèi)阻測(cè)試技術(shù) EIS絕緣檢測(cè)技術(shù)無(wú)線BMS煙感技術(shù)用于儲(chǔ)能電池電化學(xué)內(nèi)阻測(cè)試（EIS）ADI的解決方案 CN0510可充電電池不僅需要電源管理設(shè)備來(lái)確?？焖?、安全充電，還需要監(jiān)測(cè)其健康狀態(tài)和預(yù)期壽命什么時(shí)候應(yīng)該更換電池，現(xiàn)在還不得而知該解決方案如何解決問(wèn)題這個(gè)參考設(shè)計(jì)提供了一個(gè)完整的健康狀態(tài)和預(yù)

32、期壽命的鋰離子電池的應(yīng)用，這是目前市場(chǎng)上最常見(jiàn)的可充電電池電池制造商可以使用這個(gè)解決方案來(lái)測(cè)量和監(jiān)控他們的電池，并制定健康電池和故障電池的外觀， 以改善客戶的體驗(yàn)特性和好處為客戶提供有關(guān)電池更換的健康狀態(tài)和充電狀態(tài)信息分析功能，減少維護(hù)時(shí)間和成本真實(shí)和想象的阻抗數(shù)據(jù)集創(chuàng)建鋰離子和其他電池化學(xué)成分的精確測(cè)量提供從毫赫茲到千赫茲范圍的完整頻率掃描Arduino開(kāi)發(fā)環(huán)境使該設(shè)計(jì)可用于許多處理系統(tǒng)Key Parts Used/Companion HardwareAD5941 High Precision, Impedance, and Electrochemical Front EndAD8694 L

33、ow Noise, Rail-to-Rail Quad Op AmpADG636 1 pC Charge Injection, 100 pA Leakage Dual SPDTWeb pageCompanion hardwareEVAL-ADICUP3029CN-0510 design support packageSchematicsLayoutBOMAssemblySoftwareADICUP3029 + CN-0510 ApplicationUser guide/resources/eval/user- guides/circuits-from-the-lab/cn0510Support

34、Circuits from the Lab EngineerZone核心產(chǎn)品：AD594XAD594x: 用于電化學(xué)和EIS應(yīng)用的第三代內(nèi)阻測(cè)量AFEADUCM350/5: 用于工業(yè)和醫(yī)療的AFE + MCUAD5940: 通用市場(chǎng)，發(fā)布于 2Q19AD5941: 汽車應(yīng)用，發(fā)布于 4Q20CN-0510：已于2019年11月發(fā)布發(fā)布評(píng)估系統(tǒng)和CFTL從1Hz到1kHz的誤差小于1.5%多個(gè)廠家已評(píng)估并采用$10K Bio-Logic EIS BenchtopAD5941 Battery EIS System0.0020.004-0.014-0.012-0.01-0.008-0.006-0.0

35、04-0.0020.02500.030.0350.040.0450.050.0550.06BIOLOGIC EIS VERSUS ADI EISBioLogic EIS StationAnalog EIS Board用總線管理芯片做絕緣電阻檢測(cè)絕緣測(cè)量部分Pack VoltageChassis GND VoltageChassis GND Bias Switch Q1Two Measurements (Q1 ON / OFF) toCalculate Two UnknownsQ1對(duì)外殼的等效絕緣電阻已知電阻:Risop, Rison orRiso and (Vp:Vn)Riso 總是可以等效成

36、 Risop, Rison絕緣電阻等效電路VBAT =Vp + Vn兩個(gè)已知 的電阻等效成單個(gè)絕 緣失效阻抗ADI 的短距離，微功耗無(wú)線組網(wǎng)產(chǎn)品系列F703x TCXOM XTAL(32kHz)JT AGF703x TCXOXTAL(32kHz)JT AGTCXOXTAL(32kHz)JT AGTCXOXTAL(32kHz)JTAGF703x TCXOM XTAL(32kHz)JT AGF703x TCXOXTAL(32kHz)JT AGTCXOXTAL(32kHz)JT AGADI SmartMesh IPWirelessHARTADI RapidNet IPADI AgileNet 6T支

37、持芯片LTC5800- IPMALTC5800- WHMADuCM3 029ControllerADF 7023XcvrADuCM4 050ControllerADF 7030-1Xcvr頻率和波段2.4 GHz World wide band2.4 GHz World wide bandSub GHzWorld wide regional bandsSub GHzWorld wide regional bands關(guān)鍵特點(diǎn)IEEE802.15.4 兼容Mesh 網(wǎng)WirelessHART 兼容Mesh 網(wǎng)6LoWPAN 兼容P2MP 長(zhǎng)距離網(wǎng)6TiSCH 兼容Mesh 網(wǎng)可擴(kuò)展到1000個(gè)節(jié)點(diǎn)

38、長(zhǎng)電池壽命可擴(kuò)展到12000個(gè)節(jié)點(diǎn)可擴(kuò)展到1000個(gè)節(jié)點(diǎn)250 kbps 數(shù)據(jù)帶寬300kbps高下行鏈路BW50 kbps 數(shù)據(jù)帶寬長(zhǎng)電池壽命長(zhǎng)電池壽命長(zhǎng)電池壽命長(zhǎng)距離長(zhǎng)距離用途高密度網(wǎng)絡(luò)在惡劣的工業(yè)環(huán)境中高密度網(wǎng)絡(luò)在惡劣的工業(yè)環(huán)境中高密度的大型網(wǎng)絡(luò)需要快速下載獨(dú)特的消息?；蛐枰?延遲警報(bào)消息的低密度網(wǎng)絡(luò)低密度的網(wǎng)絡(luò)分布在大面積或難以到達(dá)節(jié)點(diǎn)開(kāi)發(fā)環(huán)境Release in 2H, 2020ADADuC 4050ADADuCM 4050ADF703x ADF703x TCXOADuCM4050 ADuCM XTALADF4050 (32kHz)703xADFADuCM703xJTAG4050ADuCM4050TCXOXTAL(32kHz)Starter Kit D