本文檔詳細說明電池管理FCC的算法, Battery Fuel-Gauging Algorithm, 可以幫助你深入了解電池管理的一個重要參數(shù)FCC.
上傳時間： 2022-02-20
上傳用戶：kent
CPCI_E標(biāo)準(zhǔn)規(guī)范 CompactPCI? Express SpecificationThe documents in this section may be useful for reference when reading the specification. The revision listed for each document is the latest revision at the time this specification was published. Newer revisions of these documents may exist, so refer to the newest revision. Many of these documents are referenced throughout this specification. Refer to the newest revision of the document unless a specific revision is referenced. ? PCI Express Base Specification 3.0. PCI Special Interest Group (PCI-SIG). ? PCI Express Card Electromechanical (CEM) Specification 3.0. PCI Special Interest Group (PCI-SIG). ? PCI Express to PCI/PCI-X Bridge Specification, Rev. 1.0. PCI Special Interest Group (PCI-SIG). ? PCI Express Jitter White Paper. PCI Special Interest Group (PCI-SIG). ? PCIe Rj Dj BER White Paper. PCI Special Interest Group (PCI-SIG). ? PHY Electrical Test Specification for PCI Express Architecture. PCI Special Interest Group (PCI SIG). ? System Management Bus (SMBus) Specification, Version 2.0. Smart Battery System Implementer’
標(biāo)簽： CPCIE
上傳時間： 2022-02-23
上傳用戶：
目前電動汽車主要以鋰電池作為動力來源,為了提高鋰電池的使用時間和安全性,為鋰電池提供安全良好的運行環(huán)境,電池管理系統(tǒng)應(yīng)運而生。BMS主控單元基于S32K144汽車級單片機,通過主從式網(wǎng)絡(luò)控制結(jié)構(gòu)能夠?qū)︿囯姵氐母鱾€參數(shù)進行采集與分析。采用擴展卡爾曼濾波對電池的荷電狀態(tài)(SOC)進行估算,克服普通估算方法無法避免電池內(nèi)阻誤差的缺點,通過Matlab/Simulink軟件仿真驗證可使估算誤差達到2%以內(nèi)。At present,electric vehicles mainly use lithium batteries as the power source.In order to improve the running time and safety of lithium batteries,a safe and good operating environment for power batteries is provided,and a Battery management system(BMS) has emerged.The BMS main control unit is based on the S32K144 automotive-grade control chip.Through the master-slave network control structure,it can collect and analyze the various parameters of the lithium Battery.The Extended Kalman Filter(EKF) is used to estimate the state of charge(SOC) of the Battery,which overcomes the shortcomings of the internal estimation method that cannot overcome the internal resistance error of the Battery.It can be verified by Matlab/Simulink software simulation.The estimation error is within 2%.
上傳時間： 2022-03-26
上傳用戶：XuVshu
本設(shè)計介紹了一種基于STM32單片機控制的智能水杯,可利用插口式電源或無線充電底座為加熱器提供能量,并在達到某種飲品所需溫度時進行保溫。水杯內(nèi)置充電電池,可選用USB接口或無線充電。在水杯內(nèi)部設(shè)置無線模塊,用戶利用手機App與水杯進行匹配進行加熱操作,加熱完后水杯會通過手機App和液晶顯示屏實時反饋液體溫度,通過指示燈顯示電量情況等,給用戶進行提醒。該智能水杯設(shè)計創(chuàng)新,實用價值較高。This paper introduces an intelligent water cup based by STM32 microcontroller,it can provide energy for the heater by socket type power supply or wireless charging base,and hold temperature needed for some kind of drink.Builtedin rechargeable Battery,water cup can use USB or wireless charging.The wireless module is set up inside it,and customers can use mobile App to match and heat.After heating,water cup feeds back liquid temperature through the mobile App,and then displays on LCD,reminds users through the indicator light.The intelligent water cup is designed innovatively and has high practical value.
上傳時間： 2022-03-28
上傳用戶：
鋰電池BMS管理技術(shù)是移動機器人的關(guān)鍵技術(shù),本文設(shè)計了基于bq76PL455、STM32F103的鋰電池管理系統(tǒng),實現(xiàn)了電池組電壓、電流、過壓、過流等狀態(tài)監(jiān)測;系統(tǒng)配置均衡電路,電池充電過程中若出現(xiàn)電池單體電壓不平衡現(xiàn)象,會觸發(fā)均衡電路,進而提高電池的安全性,延長使用壽命。Lithium Battery BMS management technology is the key technology of mobile robot.The lithium Battery management system based on bq76PL455 and STM32F103 is proposed to realize the monitoring of Battery pack voltage,current,overvoltage and overcurrent.The system is equipped with equalization circuit.When the Battery cell voltage imbalance occurs,the equalization circuit is triggered to improve the safety and service life of the Battery.
標(biāo)簽： 移動機器人 鋰電池 bms管理系統(tǒng)
上傳時間： 2022-04-02
上傳用戶：
應(yīng)用無跡卡爾曼濾波算法（UKF）進行鋰電池的SOC估計,采用Thevenin二階RC等效電路模型,對HPPC電池脈沖充放電實驗數(shù)據(jù)進行Matlab處理,得到較為準(zhǔn)確的模型.通過在Matlab中編寫算法程序,對不同工況的估計值與實際值進行誤差估算及對比分析,通過此算法進行SOC估計,得到該算法可有效降低系統(tǒng)誤差并糾正SOC的初值偏差.The non trace Calman filter （UKF） is applied to the SOC estimation of lithium Battery. The Thevenin two order RC equivalent circuit model is used to process the HPPC Battery pulse charge discharge experimental data by Matlab processing, and a more accurate model is obtained. By writing algorithm program in Matlab, the error estimation and comparison analysis of the estimated value and actual value of different states are carried out, and the SOC estimation is carried out by this algorithm. The algorithm can effectively reduce the system error and correct the initial value deviation of the SOC.
標(biāo)簽： 卡爾曼濾波
上傳時間： 2022-05-03
上傳用戶：默默
The JW? 7805 is a low noise low-dropout (LDO) voltage regulator with enable function that operates from 1.8V to 5.5V. It provides up to 300mA of output current and offers low-power operation in miniaturized packaging. JW7805 supports fixed output voltage 0.9V, 1.0V, 1.05V, 1.1V,1.2V, 1.3V, 1.35V, 1.5V, 1.8V, 1.85V, 2.1V, 2.2V, 2.3V, 2.5V, 2.6V, 2.7V, 2.8V, 2.85V, 2.9V, 3.0V,3.1V, 3.3V, 3.6V, 4.2V, 4.4V and 5.0V. The features of low quiescent current as low as 6uA and almost zero disable current are ideal for powering the Battery equipment. JW7805’s low output noise and high PSRR are also friendly to RF systems.
標(biāo)簽： JW7805
上傳時間： 2022-05-06
上傳用戶：slq1234567890
RX-8801 SA Features built-in 32.768 kHz DTCXO, High Stability Supports l'C-Bus's high speed mode (400 kHz)Alarm interrupt function for day, date, hour, and minute settings Fixed-cycle timer interrupt function Time update interrupt function32.768 kHz output with OE function Auto correction of leap years Wide interface voltage range: 2.2 V to 5.5 V Wide time-keeping voltage range:1.8 V to 5.5 V Low current consumption: 0.84A/3V (Typ.)is an IC bus interface-compliant real-time clock which includes a 32.768 kHz DTCXO In addition to providing a calendar (year, month, date, day, hour, minute, second) function and a clock counter function, this module provides an abundance of other functions including an alarm function, fixed-cycle timer unction, time update interrupt function, and 32.768 kHz output function.The devices in this module are fabricated via a C-MOS process for low current consumption, which enables ong-term Battery back-up.
上傳時間： 2022-06-17
上傳用戶：
BMS定義·BMS:Battery management system SYSTEM），其作用是對鋰離子電池電壓、電流、溫度、容量、電池SOC荷電狀態(tài)計量、電池與車體的絕緣狀態(tài)等多種電池參數(shù)以CAN通訊的方式與車控電腦實時進行信息交換，確保電池的能量發(fā)揮到極致，使駕駛者能夠隨時掌握電池的工作狀態(tài)，以保證電池的安全。BMS不僅是數(shù)字化智能電池系統(tǒng)的中樞神經(jīng)，也是新能源汽車必不可少的關(guān)鍵部件·SOC:State of Charge，電池（組）荷電狀態(tài)；·SOH:State of Health，電池健康度BMS功能·1）電池工作狀態(tài)監(jiān)控：主要指在電池的工作過程中，對電池的電壓，溫度，工作電流，電池電，絕緣阻抗，繼電器狀態(tài)等一系列電池相關(guān)參數(shù)進行實時監(jiān)測或計算，并根據(jù)這些參數(shù)判斷目前電池的狀態(tài)，以進行相應(yīng)的操作，防正電池的過充或過放?！?）電池充放電管理：在電池的充電或放電的過程中，根據(jù)環(huán)境狀態(tài)，電池狀態(tài)等相關(guān)參數(shù)對電池的充電或放電進行管理，設(shè)置電池的最佳充電或放電曲線（如充電電流，充電上限電壓值，放電下限電壓值等），實現(xiàn)電池過充，進蔽，垃流，是流，短路等保護3）單體電池間均衡：即為單體電池均衡充電，使電池組中各個電池都達到均衡一致的狀態(tài)。均衡器是電池管理系統(tǒng)的核心部件。
上傳時間： 2022-07-02
上傳用戶：slq1234567890
BMS即 Battery Management System，電池管理系統(tǒng)。作為新能源汽車“電核心技術(shù)之一，BMS在新能源車上扮演十分重要的作用。按照新能源汽車對電池管理的需求，BMS具備的功能包括電壓/溫度/電流采樣及相應(yīng)的過壓、欠壓、過溫、過流保護，SOC/SOH估算、SOP預(yù)測、故障診斷、均衡控制、熱管理和充電管理等。為了保證汽車電子電氣的可靠性設(shè)計，在2011年發(fā)布了ISO26262道路車輛功能安全標(biāo)準(zhǔn)），ISO26262標(biāo)準(zhǔn)是源于工業(yè)功能安全標(biāo)準(zhǔn)（IEC61508）[1]。目前許多汽車企業(yè)和零部件企業(yè)在控制器開發(fā)過程中采用ISO26262這個標(biāo)準(zhǔn)，ISO26262包括了汽車電子電氣開發(fā)中與安全相關(guān)的所有應(yīng)用，制定了汽車整個生命周期中與安全相關(guān)的所有活動，ISO26262從需求開始，當(dāng)中包括概念設(shè)計、軟硬件設(shè)計，直至最后的生產(chǎn)、操作，都提出了相應(yīng)的功能安全要求，其覆蓋了汽車整個生命周期，從而保證安全相關(guān)的電子產(chǎn)品的功能性失效不會造成危險的發(fā)生。如下圖所示
標(biāo)簽： bms
上傳時間： 2022-08-09
上傳用戶：1208020161
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