CN101256218A - System for measuring charge state of vehicle power battery - Google Patents

System for measuring charge state of vehicle power battery Download PDF

Info

Publication number
CN101256218A
CN101256218A CN 200810050577 CN200810050577A CN101256218A CN 101256218 A CN101256218 A CN 101256218A CN 200810050577 CN200810050577 CN 200810050577 CN 200810050577 A CN200810050577 A CN 200810050577A CN 101256218 A CN101256218 A CN 101256218A
Authority
CN
Grant status
Application
Patent type
Prior art keywords
signal processor
digital signal
connected
wire
bus
Prior art date
Application number
CN 200810050577
Other languages
Chinese (zh)
Inventor
冀群心
富 刘
微 吴
琳 孟
康文炜
娟 李
禹 程
建 陈
陈万忠
韩双双
Original Assignee
吉林大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies related to electric vehicle charging
    • Y02T90/16Information or communication technologies improving the operation of electric vehicles
    • Y02T90/167Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
    • Y02T90/168Remote or cooperative charging operation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S30/00Systems supporting specific end-user applications in the sector of transportation
    • Y04S30/10Systems supporting the interoperability of electric or hybrid vehicles
    • Y04S30/12Remote or cooperative charging

Abstract

The invention discloses a measuring system of state of charge of motor dynamic cell, in order to conquer the problem that it is difficult to obtain internal parameter of cell, and it is difficult to test and mould, and the measurement can not be accurately performed. The measuring system comprises a data collecting part and data central processing and conveying part. The data collecting part comprises voltage sensor, current sensor and temperature sensor. The data central processing and conveying part is composed of data processing unit and CAN conveying unit. The data processing unit uses digital signal processor with blur prediction algorithm, wherein the CAN conveying unit comprises CAN bus transceiver and CAN bus. One end of the CAN bus transceiver is electrically connected with the CAN controller of digital signal processor and the other end of the CAN bus transceiver is electrically connected with the CAN bus and the CAN bus is electrically connected with the electric control unit of motor or main control computer. The invention can be applied for cell testing and administering field of electric automobile, hybrid dynamic motor and other products.

Description

汽车动力电池荷电状态的测量系统技术领域本发明涉及一种应用于电动汽车和混合动力汽车上的电池测试与管理领域的测量系统,更具体地说,它涉及一种汽车动力电池荷电状态的测量系统。 BACKGROUND Automotive power measuring the state of charge of the battery system of the present invention relates to a measuring system applied to the field of testing and management of a battery on an electric vehicle and a hybrid vehicle, and more particularly, it relates to an automotive battery state of charge the measurement system. 背景技术燃料汽车排放的尾气作为一种普遍的空气污染物已经逐渐地被人们所关注,为了缓解汽车尾气给空气污染造成的压力,动力电池作为一个重要的组成部分开始成为汽车动力的一个主要来源。 BACKGROUND fuel vehicle exhaust emissions as a common air pollutants have been gradually concerned, in order to ease the pressure on car exhaust to the air pollution caused by power battery as an important part of the car started to become a major source of power . 对电动汽车和混合动力汽车而言,电池所处状况的判断对于整车的工作而言至关重要。 Judgment of electric cars and hybrid vehicles, battery condition which is critical to the work of the vehicle concerned. 为了延长电池使用寿命,避免电池因过渡放电而造成不可修复性的损坏, 达到使车辆能够安全稳定行驶的目的,我们需要实时的了解电池的荷电状态(State of Charge,简称S0C ),及时的对其进行维护和充放电,从充分发挥电池能力和提高安全性两个角度对电池进行高效管理,以进一步提高整车性能。 To prolong battery life, due to the transition to avoid battery discharge caused irreparable damage to achieve security and stability of the vehicle can travel, we need to understand the real-time state of charge of the battery (State of Charge, referred S0C), timely its maintenance and charging and discharging, the full battery capacity and improve the battery safety perspectives efficient management, in order to further improve vehicle performance. 目前,传统上测量汽车动力电池荷电状态(SOC)的方法有多种,常用的有Ah (安时)计量法、神经网络法和卡尔曼滤波法等。 Currently, a conventional vehicle power measuring battery state of charge (SOC) of a variety of methods, commonly used in Ah (ampere hour) measurement method, neural network method and Kalman filtering method.

1. Ah计量法是最通用的荷电状态估计方法,其原理主要是通过电流积分来累计放电量,从而计算荷电状态,但应用中存在以下主要问题:(1)电流测量不准确将增大计算误差,长时间的积累将导致计算误差会越来越大;(2 )在高温状态和电流波动很大的情况下计算误差较大,而且需建立充放电效率公式。 1. Ah measurement method is the most common method of estimating the state of charge, its principle is the cumulative amount of discharge by the current to integration, to thereby calculate the state of charge, but the application of the following main problems: (1) the current measurement inaccuracies will increase large calculation error, will result in the accumulation of long calculation error will become large; (2) a large calculation error in the case of large current ripple and the high temperature, charge and discharge efficiency and the need to establish a formula.

2. 神经网络法是指利用神经网络的非线性和自学习特性,对外部激励给出相应的输出,能够模拟电池动态特性以预测电池的荷电状态,其缺点是需要大量的参考数据进行训练,估计误差受训练数据和训练方法的影响很大。 2. The non-linear neural network means and the self-learning characteristics using a neural network, gives the corresponding external excitation output can simulate the dynamic characteristics of the battery to predict the state of charge of the battery, the disadvantage of requiring a large amount of training data reference the estimation error is greatly influenced by the training data and training methods.

3. 卡尔曼滤波法是将电池荷电状态作为电池状态空间模型中的一个状态, 然后利用卡尔曼滤波方程进行状态估计,该方法适合于电流变化比较剧烈的电池荷电状态的估计,其缺点在于对电池模型准确性和计算能力要求高,测量较为繁瑣。 3. The Kalman filter method is used as a state of charge of the battery state of the battery in the state space model, then the Kalman filter state estimation equation, which is suitable for more intense change in current battery state of charge estimation, the drawback characterized by a high accuracy of the battery model and computational power requirements, the measurement more complicated. 对于动力电池荷电状态的预测方法及测量系统的研究,已经有很多人做了这方面的工作。 Prediction methods and measurement system for battery state of charge, many people have done work in this area. 经检索得知中国专利公开号CN1945345,公开日2007年4月11日,申请号200510094755. 3,发明创造的名称为一种混合动力汽车电池余量检测装置及检测方法。 Retrieved that Chinese Patent Publication No. CN1945345, published on April 11, 2007, Application No. 200510094755.3, entitled created for a hybrid electric vehicle battery level detection device and detection method. 该申请案公开了在CPU中央控制器与电池组之间设有一负载模块,基于电池的电压与电流值可计算电阻值。 This application discloses a central controller is provided between the CPU and the battery pack to a load module may be calculated based on the resistance value and the current value of the battery voltage. 利用充放电电流的积分得到初步的荷电状态,再根据此时电池组的电压、温度值、以及负载模块的电阻值,利用经验公式对所得的荷电状态值进行修正。 Using the integral of the preliminary charging and discharging current state of charge, and then when the voltage according to the temperature value, and the resistance value of the load module of the battery pack, empirical formula obtained state of charge value is corrected. 这种系统得到的荷电状态值需经过电流积分,即使修正,累计误差也较大;另外,在系统中需接入负载模块并要考虑经验公式对结果的影响,增加了系统复杂度,不方便系统扩展。 State of charge value of such a system is subject to current integral obtained, even if the correction, the accumulated error is large; Further, in the system load required to access a module and to consider the impact on the results of the empirical formula, increases the complexity of the system, not easy system expansion. 经检索得知中国专利公开号CN101098029,公开日2008年1月2日,申请号200710105481. 2,发明创造的名称为估计电池充电状态的方法、电池管理系统及其驱动方法。 Retrieved that Chinese Patent Publication No. CN101098029, published on January 2, 2008, Application No. 200710105481.2, entitled created to estimate the battery state of charge method, the battery management system and a driving method. 该申请案公开了利用测量模型对电池建立模型,包括传感器、 预测器、数据剔除单元和测量单元,利用累计充放电电流来估计电池的荷电状态,测量单元根据测量模型和与误差相关的信息,利用自适应滤波器如卡尔曼滤波器来执行对估计的电池荷电状态的不断校正。 The application discloses the use of the measurement model of the battery model, comprising a sensor, a predictor, a data rejection unit and a measuring unit, by using the accumulated charge-discharge current to estimate the state of charge of the battery, measuring means associated according to the measurement model and the error information using an adaptive filter such as a Kalman filter is performed estimation of the state of charge of the battery is continually correct. 这种系统对电池模型准确性和计算能力要求较高,测量较为繁瑣,系统实用性不强,只具有局部代表性, 另外,这种系统并没有考虑到信号在汽车中的传输问题,不适用于汽车控制。 Such a system accuracy of the battery model and higher computing power requirements, measuring more complicated, system availability is not strong, only a partial representation, in addition, such a system does not take into account the problem of signal transmission in a motor vehicle, not applicable automotive control. 发明内容本发明所要解决的技术问题是旨在克服电池内部参数难以取得、测试建模困难与测量不够准确等问题,提供一种汽车动力电池荷电状态的测量系统。 The present invention solves the technical problem is designed to overcome the internal battery parameters is difficult to obtain, test and measurement inaccurate modeling difficulties and other problems by providing a vehicle power measuring system battery state of charge. 可以实时反映出动力电池的荷电状态,使汽车动力电池荷电状态的测量更加准确, 方便电池的管理,提高电动汽车和混合动力汽车的性能。 The state of charge of the battery power can reflect the real-time measurement of the car battery state of charge is more accurate and convenient battery management, improve the performance of electric vehicles and hybrid vehicles. 为解决上述技术问题,本发明是釆用如下技术方案实现的:汽车动力电池荷电状态的测量系统由数据采集部分和数据中夹处理与传输部分组成。 To solve the above problems, the present invention is to preclude the use of the following technical solution: a measurement system automotive battery state of charge by the data acquisition and data processing composition and transmission part interposed. 所述的数据采集部分包括有电压传感器、电流传感器与温度传感器。 The data acquisition section includes a voltage sensor, a current sensor and a temperature sensor. 每个电压传感器的输入端与单节汽车动力电池电线连接,每个电压传感器的输出端与数字信号处理器的ADC转换接口电线连接。 A single input terminal of each automobile battery voltage sensor is connected to the wire, ADC conversion interface wire voltage output of each sensor is connected to the digital signal processor. 电流传感器的输入端与汽车动力电池耦合连接,电流传感器的输出端与数字信号处理器的ADC转换接口电线连接。 A current sensor coupled to an input of vehicle power is connected to the battery, the output of the ADC digital signal processor connected to the current sensor wire interfaces. 每个温度传感器与汽车动力电池接触连接,温度传感器的输出端与数字信号处理器的1/0接口电线连接。 Each temperature sensor in contact with the car battery is connected, the output of the temperature sensor with a digital signal processor 1/0 wire connection. 所述的数据中央处理与传输部分包括有it据处理单元和CM传输单元。 Said central data processing section and transmission data processing unit it includes a transmission unit and CM. 数据处理单元采用的是嵌入模糊预测算法的型号为TMS320LF2407的数字信号处理器,CAN传输单元包括有CAN总线收发器与CAN总线。 The data processing unit uses a prediction algorithm embedded fuzzy model TMS320LF2407 digital signal processor, CAN transmission unit comprises a CAN bus transceiver and CAN bus. CAN总线收发器的型号为PCA82C250, CAN总线收发器的一端与数字信号处理器的CAN控制器电线连接,CAN总线收发器的另一端与CAN总线电线连接,CAN总线再与汽车的电子控制单元或主控计算机电线连接。 CAN bus transceiver model PCA82C250, CAN controller CAN bus transceiver wire end is connected to the digital signal processor, the other end of the CAN bus transceiver is connected with the CAN bus wire, then the CAN bus and the electronic control unit or a vehicle wire connecting the host computer. 技术方案中所述的每个电压传感器的输出端与数字信号处理器的ADC转换接口电线连接是指每个型号为KV20A/P的电压传感器的M端与型号为CD4067的两个十六鴻^莫拟开关中的一引脚X电线连接,两个十六絲4莫拟开关中的地址码输入端与数字信号处理器中的1/0接口电线连接,两个十六路模拟开关中的OUT/IN引脚与数字信号处理器的ADC转换接口电线连接;所述的每个电压传感器的M端与两个十六路模拟开关中的一引脚X电线连接是指16个电压传感器的M端分别与第一个十六絲^莫拟开关中的X0至X15引脚电线连^妻,另外9个电压传感器的M端分别与第二个十六路模拟开关中的X0至X8引脚电线连接,所述的两个十六路模拟开关中的地址码输入端与数字信号处理器中的I/O接口电线连接是指第一个十六路模拟开关中的地址码引脚A、 B、 C、 D分别与数字信号处理器中的PWM1/I0PA6、 P觀/ Each output terminal of the voltage sensor and the digital signal processor ADC conversion interface in the aspect wire connection is a terminal voltage of each model M sensor KV20A / P with the model of the two hexadecimal ^ hung CD4067 Mo analog switch is connected to a pin X wire, two wires 4 Mo sixteen address code intended input of the switch is connected to the digital signal processor wires 1/0, sixteen two-channel analog switches ADC conversion interface wire OUT / iN pin is connected to digital signal processor; each M terminal of the voltage sensor is connected to a lead wire X sixteen two-channel analog switches 16 refers to voltage sensor M and the first end of each filament sixteen analog switch Mo ^ X0 to X15 pins of the wire connected wife ^, M additional terminal voltage sensor 9 and the second primer are sixteen analog switches X0 to X8 pin wire connection, the address code of sixteen two-channel analog switches and the input terminal of the digital signal processor I / O interface wire connection pin is the address codes a first sixteen analog switches , B, C, D, respectively, the digital signal processor PWM1 / I0PA6, P View / I0PA7、 P丽7/I0PE1和PWM8/IOPE2引脚电线相连, 第二个十六路模拟开关中的地址码引脚A、 B、 C、 D分别与数字信号处理器中的P画/I0PE3、 P窗10/IOPE4、 P丽11/I0PE5和P菌12/I0PE6引脚电线相连,所述的两个十六游4莫拟开关中的OUT/IN引脚与数字信号处理器的ADC转换接口电线连接是指第一个十六路模拟开关中的0UT/IN引脚与数字信号处理器的ADCINOO 引脚电线相连,第二个十六路^f莫拟开关中的0UT/IN引脚与数字信号处理器的ADCIN01引脚电线相连;所述的电流传感器的输出端与数字信号处理器的ADC 转换接口电连接是指型号为KT75A/P的电流传感器的M端与数字信号处理器的ADCIN02引脚电线相连;所述的每个温度传感器的输出端与数字信号处理器的1/0接口电线连接是指16个型号为DS18B20的数字温度传感器分成4组,每4 个数字温度传感器的数字信号输入/输出端DQ连在一根总线上,4根总线 I0PA7, P Li 7 / I0PE1 and PWM8 / IOPE2 lead wires connected to the second address code Pin A sixteen analog switches, B, C, D, respectively, the digital signal processor P picture / I0PE3, P window 10 / IOPE4, P Li 11 / I0PE5 bacteria and P 12 / I0PE6 lead wires connected to said two sixteen proposed swim 4 Mo ADC conversion interface switches OUT / iN pin and a digital signal processor wire connection means connected to the first wire and a pin ADCINOO sixteen analog switches 0UT / iN pin and a digital signal processor, a second path ^ f Mo sixteen analog switch in 0UT / iN pin ADCIN01 pin wire digital signal processor is connected; the ADC conversion interface electrically connected to the output of the current sensor and the digital signal processor means model KT75A / P M of the current sensor terminal and the digital signal processor ADCIN02 lead wires connected; 1/0 wire output of each of said temperature sensor is connected to digital signal processor 16 refers to the model of the digital temperature sensor DS18B20 divided into four groups, each 4 digit digital temperature sensors a signal input / output terminal DQ is connected on a bus, the bus 4 分别与数字信号处理器的P丽3/IOPB0、 P丽4/I0PB1、 P丽5/IOPB2、 P丽6/IOPB3引脚电线连接;所述的CAN总线收发器的一端与数字信号处理器中的CAN控制器相连接,CAN总线收发器的另一端与C緒总线电线连接是指CAN总线收发器的TXD 引脚通过二极管Dl与数字信号处理器的CANTX/I0PC6引脚电线连接,CAN总线收发器的RXD引脚通过电阻R5与数字信号处理器的CANRX/I0PC7引脚电线连接,CAN总线收发器的CANH、 CANL引脚与CAN总线电线连接。 A digital signal processor, respectively P Li 3 / IOPB0, P Li 4 / I0PB1, P Li 5 / IOPB2, P Li 6 / IOPB3 wire connection pin; end of the CAN bus transceiver and a digital signal processor CAN controller is connected, CAN bus transceiver and the other end of the thread C bus wire connection is a CAN bus transceiver means TXD pin through a diode Dl and a digital signal processor CANTX / I0PC6 pin wire connection, CAN bus transceiver 's RXD pin through resistor R5 and a digital signal processor CANRX / I0PC7 pin wire connection, CAN bus transceiver CANH, CANL CAN bus wire connecting pin. 与现有技术相比本发明的有益效果是:1. 汽车动力电池荷电状态的测量系统采用模糊预测的算法,这种方法能克服传统测量汽车动力电池荷电状态方法的诸多不足之处,对系统硬件要求较低, 只需读取电池的外部工作参数,建模简单,预测准确,误差小。 Advantageous effects of the invention compared with the prior art are: 1. measuring system automotive battery state of charge fuzzy predictive algorithm, this method overcomes many shortcomings of the conventional vehicle power measurement method of battery state of charge, a lower requirement of hardware, read only outside of the battery operating parameters, modeling simple, accurate prediction error is small. 2. 汽车动力电池荷电状态的测量系统采用的数字信号处理器,运算速度快, 可将对应的模糊预测算法应用程序写入其中,利用采集得到的相应信号量即可实现汽车动力电池荷电状态的预测,处理数据准确、迅速。 A digital signal processor 2. The vehicle power battery state of charge measurement system employed, the operation speed can be written therein fuzzy prediction algorithm corresponding to the application, can be achieved using a car battery charge signal corresponding to an amount obtained by collecting predicted state, the process data accurately and quickly. 3. 汽车动力电池荷电状态的测量系统采用CAN通信方式,抗干扰能力强, 传输距离远,速度快,在汽车控制中应用极其广泛。 3. The measurement system automotive battery state of charge using CAN communication, anti-interference ability, transmission distance, high speed, the automotive control application is extremely broad. 附图说明下面结合附图对本发明作进一步的说明:图1是汽车动力电池荷电状态的测量系统的结构原理示意框图;图2是汽车动力电池荷电状态的测量系统中数据采集部分型号为KV20A/P的霍尔电压传感器和型号为KT75A/P的霍尔电流传感器与型号为TMS320LF2407的数字信号处理器连接的电路原理图;图3是汽车动力电池荷电状态的测量系统中数据采集部分型号为DS18B20的数字温度传感器与型号为TMS320LF2407的数字信号处理器连接的电路原理图;图4是汽车动力电池荷电状态的测量系统中数据处理与传输部分中型号为TMS320LF2407的数字信号处理器的电^各原理图;图5是汽车动力电池荷电状态的测量系统中数据处理与传输部分中型号为PCA82C250的CAN总线收发器与数字信号处理器、CAN总线连接的电路原理图;图中:Cl至ClO.电容,R1至R7.电阻,XTAL1.晶体振荡器,SW1.按键开关, Dl.二 BRIEF DESCRIPTION OF THE DRAWINGS The present invention will be further explained: FIG. 1 is a schematic structure of the measurement system of the automotive battery state of charge is a schematic block diagram; FIG. 2 is a measuring system of the automotive battery state of charge in the data acquisition model Hall voltage sensor and model KV20A / P is KT75A / P Hall current sensors TMS320LF2407 model circuit diagram of a digital signal processor is connected; FIG. 3 is a measuring system of a vehicle battery charge state of the data acquisition part model DS18B20 digital temperature sensor and model TMS320LF2407 circuit diagram of a digital signal processor is connected; FIG. 4 is a measurement system automotive battery state of charge in the data processing and transmission part model TMS320LF2407 digital signal processor ^ each electrical schematic diagram; FIG. 5 is an automotive battery state of charge in the measurement data processing and transmission system model part CAN bus transceiver PCA82C250 digital signal processor circuit diagram of a CAN bus; FIG: Cl to ClO. capacitors, R1 to R7. resistor, XTAL1. crystal oscillator, SW1. key switch, Dl. two 极管,Ll,电感,TMS320LF2407.数字信号处理器(简称DSP ) ,DS18B20. 温度传感器,KV20A/P,电压传感器,KT75A/P.电流传感器。 Diode, Ll, the inductance, TMS320LF2407. A digital signal processor (referred to as DSP), DS18B20. Temperature sensor, KV20A / P, a voltage sensor, KT75A / P. Current sensor. 具体实施方式下面结合附图对本发明作详细的描述:汽车动力电池荷电状态(SOC)的测量系统主要应用于电动汽车和混合动力汽车的动力管理中,用于^r测电池的剩余电量情况,并将这种情况及时地传输给汽车的电子控制单元(ECU)或主控计算机。 DETAILED DESCRIPTION OF THE DRAWINGS The invention will be described in detail: automotive battery state of charge (SOC) of the measuring system is mainly used in electric vehicles and power management in a hybrid vehicle, for the case of r ^ measured remaining amount of battery and transfer to the vehicle electronic control unit (ECU) or a host computer case in a timely manner. 比如,混合动力汽车的电子控制单元根据油门踏板信号、转速信号及电池的荷电状态值来确定对发动机、离合器、 电机及电池的控制命令,此时测试电池的荷电状态值有助于在电机及发动机之间有效的分配功率,并适时的对电池进行充放电,提高汽车性能。 For example, a hybrid vehicle electronic control unit to determine a control command for the engine, clutch, motor and battery state of charge in accordance with the signal value of the accelerator pedal, the speed signal and battery, when the battery state of charge value of the test helps efficient distribution of power between the motor and the engine, and timely battery charge and discharge, to improve vehicle performance. 参阅图1,汽车动力电池荷电状态的测量系统,它由凄t据采集部分和数据中央处理与传输部分组成。 Referring to Figure 1, the measurement system automotive battery state of charge, that the central data acquisition and data processing section and transmission part of sad t. 所述的数据采集部分包括有电压传感器、电流传感器与温度传感器,其中每个电压传感器的输入端与单节汽车动力电池是并联电线连接,采用型号为KV20A/P的霍尔电压传感器,每个电压传感器的输出端与数字信号处理器的ADC 转换接口电连接;电流传感器的输入端与汽车动力电池的输出线是耦合连接, 采用型号为KT75A/P的霍尔电流传感器,电流传感器的输出端与数字信号处理器的ADC转换接口电连接;每个温度传感器与汽车动力电池接触连接,釆用型号为DS18B20的数字温度传感器,温度传感器的输出端与数字信号处理器的I/O 接口电线连接。 The data acquisition section includes a voltage sensor, a current sensor and a temperature sensor, wherein the input terminal voltage of each single sensor and the car battery is connected in parallel to the wire, using model KV20A / P Hall voltage sensor, each ADC converting the voltage sensor interface circuit output terminal is connected to the digital signal processor; input of the car battery current sensor output line is coupled to the connection, using the current sensor model KT75A / P, the output of the current sensor ADC conversion interface electrically connected to the digital signal processor; each temperature sensor in contact with the car battery is connected, preclude the use of a digital model DS18B20 temperature sensor, the output of the digital signal processor and a temperature sensor I / O interface cable connector . 所述的数据中央处理与传输部分包括有数据处理单元和CAN传输单元。 Said central data processing and transmission section includes a data processing unit and the CAN transmitting unit. 数据处理单元采用的是嵌入了模糊预测算法的数字信号处理器,其型号为TMS320LF2407的数字信号处理器(Digital Signal Processor,简称DSP), CAN 传输单元包括有CAN总线收发器与CAN总线,CAN总线收发器的型号为PCA82C250,CAN总线收发器的一端与数字信号处理器中的CAN控制器电线连接, CAN总线收发器的另一端与CAN总线电线连接,CAN总线再与汽车的电子控制单元或主控计算机电线连接。 The data processing unit uses a digital signal processor embedded fuzzy prediction algorithm, which model TMS320LF2407 digital signal processor (Digital Signal Processor, referred to the DSP), CAN transmission unit comprises a CAN bus transceiver and the CAN bus, CAN bus PCA82C250 model transceiver, CAN controller and one end in a digital signal processor CAN bus transceiver is connected, the other end of the CAN bus transceiver is connected with the CAN bus wire, then the CAN bus automotive electronic control unit or master control computer wire connection. 为了说明具体实施方式,下面以采用由25个单节电池所组成的汽车动力电池组的车型为例,选用25个霍尔电压传感器、1个霍尔电流传感器与16个数字温度传感器来详细的描述汽车动力电池荷电状态的测量系统的实施过程。 To illustrate the specific embodiments below to use a single battery 25 consisting of the traction battery car models, for example, the choice of Hall voltage sensor 25, current sensor with a digital temperature sensor 16 in detail procedure described in automotive power measuring system of the state of charge of the battery. 参阅图1与图2,汽车动力电池荷电状态的测量系统的数据采集部分包括25个电压传感器、1个电流传感器和16个温度传感器,电压传感器和电流传感器使用型号为KV20A/P的霍尔电压传感器和型号为KT75A/P的霍尔电流传感器, 温度传感器使用的是型号为DS18B20的数字温度传感器。 Referring to FIG. 1 and FIG. 2, the data collection vehicle power measuring system includes a state of charge of the battery 25 voltage sensor, a current sensor and a temperature sensor 16, a voltage sensor and a current sensor using model KV20A / P Hall and a voltage sensor model KT75A / P of the current sensor, the temperature sensor is the model used for the DS18B20 digital temperature sensor. 其中:25个单节电池之间是串联连接成汽车动力电池组,每个电压传感器的输入端与单节汽车动力电池是并联电线连接,1个霍尔电流传感器的输入端与汽车动力电池的输出线是耦合连接,16个温度传感器与汽车动力电池组均匀分布接触连接。 Wherein: between the single cells 25 are connected in series to the battery powered automobiles, a voltage sensor for each single input terminal of the car battery is connected in parallel to the wire, a current sensor input terminal and the car battery It is coupled to output line connected to the temperature sensor 16 and the vehicle power evenly distributed battery contact connection. 也可以说数据采集部分采集的信号包括25路电压信号、1路电流信号和16路温度信号, 电压模拟信号与电流模拟信号连入数字信号处理器的ADC转换接口,温度数字信号连入数字信号处理器的I/O接口。 A signal can be said collection portion comprises data acquisition path 25 a voltage signal, current signal and the channel 1 the temperature signals 16, current and voltage analog signal into a digital signal an analog signal processor connected ADC conversion interface, the digital signal is connected to the digital temperature signal processor I / O interface. 更具体的说,单节电池的电压模拟信号通过霍尔电压传感器来采集,釆集后的25路电压;f莫拟信号首先接入两个型号为CD4067的十六路模拟开关的数据输入端,十六路模拟开关的地址码输入端与数字信号处理器的I/O 口相连,十六路模拟开关的OUT/IN端连接数字信号处理器的ADC转换接口,电流模拟信号流经霍尔电流传感器,输出连入数字信号处理器的ADC转换接口,利用数字信号处理器实现25路电压模拟信号、l路电流模拟信号到数字信号的变换。 More specifically, single cell voltage of the analog signal is acquired by the Hall voltage sensor, the voltage preclude the passage 25 set; F Mo access two first analog signal model data inputs sixteen of the analog switch CD4067 address code input terminal and the digital signal processor I sixteen analog switch port connected to an O /, sixteen analog switch OUT / iN terminal of the digital signal processor connected to the interface of the ADC conversion, an analog signal current flowing through the Hall a current sensor, a digital signal processor connected to the output of the ADC interface 25 implemented using a digital signal processor circuit voltage analog signal, l-circuit current analog to digital signal conversion. 每个数字温度传感器都有独特的地址序列码,可以实现一根总线上挂接多个数字温度传感器的目的。 Each temperature sensor has a unique digital address sequence code, can achieve the purpose of the plurality of digital temperature sensors is mounted on one bus. 16个数字温度传感器分成4 组,每4个数字温度传感器的数字信号输入/输出端DQ连在一根总线上与数字信号处理器的引脚电线连接,可实现数字温度量的采集。 Digital temperature sensors 16 divided into four groups, each of the four input digital signals on digital temperature sensor / output terminal DQ is connected to the connection pin wire digital signal processor on a bus may be acquired digital temperature amount. 25个电压传感器输出端M分别与第一片十六i?l4莫拟开关的16个数字输入端(X0至X15 )和第二片十六路模拟开关的9个数字输入端(X0至X8 )电线连接;两片十六路模拟开关的VDD均与+5V电源电线连接,两片十六路才莫拟开关的INH、 VSS均与地电线连接;第一片十六絲4莫拟开关的地址码输入端A、 B、 C、 D分别与数字信号处理器的P画l /1 OPA6 、 PWM2 /1 OPA7 、 P丽7 /1OPE1和PWM8 /1OPE2 引脚电线连接,第二片十六路模拟开关的地址码输入端A、 B、 C、 D分别与数字信号处理器的P丽9/IOPE3、 P丽10/IOPE4、 P窗11/I0PE5和P丽12/IOPE6引脚电线连接,两片十六路模拟开关的OUT/IN端分别与数字信号处理器的ADCINOO、ADCIN01引脚电线连接,汽车动力电池组的电流流经电流传感器,电流传感器的输出端M与数字信号处理器的ADCIN02引脚电线连接。 9 digital inputs (X0 to X8 25 at the sensor output voltage with the first sheet sixteen M i? L4 Mo analog switch 16 digital inputs (X0 to X15) and the second sheet sixteen analog switch ) wire connection; the VDD sixteen two-way analog switches are connected to the + 5V power wire, two sixteen-way switch INH intended only Mo, the VSS are connected with the earth cable; a first sheet sixteen analog switch Mo wire 4 input address codes a, B, C, D, respectively, the digital signal processor P Videos l / 1 OPA6, PWM2 / 1 OPA7, P Li 7 / 1OPE1 and PWM8 / 1OPE2 wire connection pin, the second sheet sixteen address code input analog switch a, B, C, D, respectively, the digital signal processor P Li 9 / IOPE3, P Li 10 / IOPE4, P window 11 / I0PE5 Li and P 12 / IOPE6 pin wire connection, two sixteen analog switch OUT / iN terminal of the digital signal processor respectively ADCINOO, ADCIN01 wire connection pin, a current flowing through the current sensor car battery pack, the current sensor output terminal M with the digital signal processor ADCIN02 pin wire connection. 参阅图3,数字温度量的釆集使用16个型号为DS18B20的数字温度传感器, 将它们分为4组,每4个数字温度传感器的数字信号输入/输出端DQ连在一根总线上,4根总线分别与数字信号处理器的P額3/IOPB0、 P丽4/I0PB1、 P碰5/IOPB2、 P丽6/I0PB3引脚电线连接,16个数字温度传感器的VDD引脚与+5V 电源电线连接,16个数字温度传感器的GND引脚为接地连接,电阻R3—端与四条总线分别电线连接,另一端与+5V电源电线连接。 Referring to Figure 3, the amount of digital temperature preclude use set 16 as a digital model of the temperature sensor DS18B20, they were divided into four groups, the digital signal input / output terminal DQ each of four digital temperature sensors connected to a bus, 4 the amount of P of bus lines, respectively the digital signal processor 3 / IOPB0, P Li 4 / I0PB1, P touch 5 / IOPB2, P Li 6 / I0PB3 wire connection pin, VDD pin 16 and the digital temperature sensor is + 5V power supply wire connection, GND 16 pin digital temperature sensor is connected to ground, the resistor R3- bus terminal and four wire connection, respectively, and the other end connected to the + 5V power supply cord. 参阅图4,型号为TMS320LF2407的数字信号处理器(DSP )最小应用系统中电阻R1的一端、电容C2的一端与数字信号处理器的PLFF1引脚电线连接, Rl的另一端与电容C1的一端电线连接,电容C1、电容C2的另一端与PLFF2引脚电线连接。 Referring to Figure 4, TMS320LF2407 model digital signal processor (DSP) application system smallest end of the resistor R1, PLFF1 pin wire at one end to the digital signal processor of the capacitor C2 is connected to one end of the wire and the other end of the capacitor C1 and Rl connection, the capacitor C1, the other end of the capacitor C2 is connected to pin PLFF2 wire. 数字信号处理器的XTAL1/CLK引脚与晶体振荡器XTAL1和电容C3的一端电线连接,数字信号处理器的XTAL2引脚与晶体振荡器XTAL1的另一端和电容C4 的一端电线连接,电容C3与电容C4的另一端为接地连接。 XTAL1 digital signal processor / CLK pin crystal oscillator XTAL1 to one end of the wire and the capacitor C3 is connected to one end of the wire and the other end of the capacitor C4 and the crystal oscillator XTAL1 and XTAL2 pins of a digital signal processor connected with the capacitor C3 the other terminal of the capacitor C4 is connected to ground. 型号为;L77^5A的芯片的REF ?j脚:电容C8的一端电线连接,另一RESET引脚与电阻R2的一端电线连4妻,RESIN与开关SW1的一端电线连"f妻,SENSE和VCC 引脚与+5V电源电线连接,CTR引脚与电容C9的一端电线连接,GND引脚与电容C8、电阻R2、电容C9、开关SW1的另一端接地连接。数字信号处理器的VDD引脚与电感Ll的一端电线连接,Ll的另一端与电容CIO、数字信号处理器的PLLVCCA引脚电线连接,数字信号处理器的VSS引脚与电容CIO的另一端为接地连接,数字信号处理器的VDD与电容C5、电容C6 和型号为MAX604的芯片的^T出端OUT电线连>|妻,型号为MAX604的芯片的IN引脚与丽引脚与+5V电源和电容C7的一端电线连接,型号为MAX604的芯片的四个GND引脚与SET引脚为接地连接,电容C5、电容C6、电容C7的另一端为接地连接。参阅图5,数字信号处理器的CANTX/I0PC6引脚与二极管Dl的一端电线连接(这里的二极 Model; L77 5A chip pin ^ REF j: capacitor C8 is connected to one end of the wire, the other end of the wire and the resistor R2 RESET pin is connected wife 4, one end of the switch SW1 RESIN wire running "f wife, and the SENSE? VCC pin connected to the + 5V power supply wire, one end of the wire pin CTR and capacitor C9 is connected to the other end of the capacitor GND pins C8, resistor R2, a capacitor C9, the switch SW1 is connected to digital signal processor at the VDD pin the inductor Ll is connected one end of the wire, the other end of Ll and capacitor CIO, PLLVCCA pin connecting wire digital signal processor, a digital signal processor, the VSS is a ground pin connected to the other terminal of the capacitor CIO, a digital signal processor VDD and the capacitor C5, the capacitor C6 and a model MAX604 chip ^ T a wire connected terminal oUT> | wife, model iN pin and Li + 5V power supply pin and one end of capacitor C7 of MAX604 chip wire connections, model MAX604 chip pins with four SET GND pin is connected to ground, the capacitor C5, the capacitor C6, the other terminal of the capacitor C7 is connected to ground. Referring to Figure 5, a digital signal processor CANTX / I0PC6 pin diode One end of the wire connected Dl (where diode Dl采用的是具有快速恢复能力的型号为1N5819的肖特基二极管),CANRX/I0PC7引脚与电阻R5、 R6的一端电线连接,电阻R5的另一端与型号为PCA82C250的CAN总线收发器的RXD引脚电线连接,电阻R6的另一端为接地连接,二极管Dl的另一端与电阻R4的一端电线连接并与CAN总线收发器的TXD引脚电线连接,电阻R4的另一端接+5V电源,CAN总线收发器的GND引脚为接地连接,CAN总线收发器的VCC引脚与+5V电源电线连接,CAN总线收发器的RS引脚与CAN总线的GND电线连接,CAN总线收发器的CANH、 CANL引脚分别与电阻R7的两端电线连接,然后电阻R7的两端再与CAN总线电线连接。 汽车动力电池荷电状态的测量系统的工作原理:汽车动力电池荷电状态的测量系统通过电压传感器、电流传感器和温度传感器釆集得到电池组的电压模拟量信号、电流模拟量信号和温度数字量信号, 将信号传入数字信 Dl is used having a fast recovery capability model 1N5819 Schottky diode), CANRX / I0PC7 pin and resistors R5, R6 is connected to one end of the wire, the other end of the resistor R5 Model PCA82C250 CAN bus transceiver RXD wire connection pin, the other end of the resistor R6 is connected to ground, one end of the wire and the other end of the resistor R4 and the diode Dl is connected to the TXD pin is connected to the wires of the CAN bus transceiver, the other end of the resistor R4 + 5V power supply, CAN bus transceiver GND pin is connected to ground, VCC pin CAN bus transceiver is connected to the + 5V power supply wire, GND pin RS wire CAN bus is connected to CAN bus transceiver, CAN bus transceiver CANH, CANL wire pins are connected to both ends of the resistor R7, and resistor R7 is further connected to both ends of the CAN bus wire measuring system works automotive battery state of charge: measurement system automotive battery state of charge by a voltage sensor , a current sensor and a temperature sensor preclude the collector voltage analog signal to obtain a battery pack, the current analog signal and the temperature digital signal, the incoming signal is a digital signal 处理器(DSP),数字信号处理器将电压模拟量信号与电流模拟量信号进行A/D变换。数字信号处理器内嵌入有模糊预测算法的程序,该算法根据Mamdani模糊推理形式,建立了多输入单输出的汽车动力电池荷电状态(S0C)的模糊预测模型,实现可靠的荷电状态预测。数字信号处理器分析电池组的相应量值,如电压、电流和温度凄t据,能够计算出电池组荷电状态的预测值,并将该预测值通过型号为PCA82C250的CAN总线收发器安全可靠的传送至CAN总线上,供汽车的电子控制单元(ECU)或主控计算机处理使用,从而决定汽车的工作状态。 Processor (DSP), a digital signal processor to the analog voltage signal for A / D conversion of the current analog signal within the digital signal processor program is embedded fuzzy prediction algorithm, the algorithm according to the Mamdani fuzzy inference form, a multi - car battery input single output state of charge (S0C) fuzzy model predictive, reliable prediction of the state of charge corresponding digital signal processor analyzes the magnitude of the battery pack, such as voltage, current and temperature data desolate t can be calculated the predicted value of the battery state of charge, and the predicted values ​​for the model to the CAN bus transceiver PCA82C250 safe and reliable transmission on the CAN bus, the electronic control unit (ECU) for an automobile or a process using the host computer, so that determine the operating state of the vehicle. 本发明不仅可以应用在汽车上,也可以应用到其它的交通工具或者应用到其它的产品上。 The present invention can be applied not only in the car, may also be applied to other vehicles or to other application products. 只要这种交通工具或者这种产品使用动力电池组,而且需要实时地了解电池组的荷电状态(S0C),及时的对其进行维护和充放电,就可以应用本发明。 As long as such vehicles or such products using battery power, but also real-time view of the state of charge of the battery pack (S0C), and maintains them in a timely manner the charging and discharging, the present invention can be applied. 能够从充分发挥电池组能力和提高安全性两个角度对电池组进行高效管理,进一步提高产品性能。 Enabling efficient management of the battery from full battery capacity and improving safety perspectives, to further improve product performance. 本发明实施例中所述的采用25个电压传感器、1个电流传感器与16个温度传感器,这是对一种车型的动力电池组而言,针对我们所选用的型号为TMS320LF2407的数字信号处理器的引脚数来说,本发明的技术方案完全可扩展到64个电压传感器、1个电流传感器与至少是64个温度传感器,也就是说, 本发明技术方案可以为需要更大的动力电池组的交通工具或者其它的产品服务。 The embodiment of the present invention uses the voltage sensor 25, current sensor and a temperature sensor 16, which is one kind of model for the power battery, we have chosen for the model of a digital signal processor TMS320LF2407 pin count, the techniques of the present invention may be fully extended to the voltage sensor 64, current sensor and at least one is a temperature sensor 64, that is, the technical solution of the present invention may require more battery power vehicles or other goods and services. 这时电压传感器、电流传感器、温度传感器与数字信号处理器连接关系在实质上都没什么变化,各种信号的流动方向也不变,只是电压传感器、温度传感器与型号为CD4067的十六路模拟开关在数量上的变化,型号为CD4067的十六路模拟开关最多要增加到4个,型号为DS18B20的数字温度传感器要分成10 组,每组是7个左右,每组数字温度传感器的数量在8个以内为好,超过8个控制精度要受到影响。 At this time a voltage sensor, a current sensor, a temperature sensor and a digital signal processor are connected relation substantially no change in the flow direction of the various signals is not changed, only a voltage sensor, a temperature sensor model for the sixteen channel analog switch CD4067 changes in the number, type CD4067 is sixteen channel analog switches is increased up to four, the model DS18B20 digital temperature sensor to be divided into 10 groups of about 7, the number of digits in each of the temperature sensor 8 within months as well, more than eight control accuracy to be affected. 当然。 of course. 采用电压传感器、电流传感器和温度传感器的数量要服从汽车的车型、其它交通工具或者其它的产品所应用的动力电池组的具体情况,动力电池组在1节到64节,在选用一个型号为TMS320LF2407的数字信号处理器的情况下,本发明技术方案都可实时地反映电池组的荷电状态(S0C),对电池进行高效管理,提高汽车、其它交通工具或者其它产品的性能。 Using a voltage sensor, the number of the current sensor and a temperature sensor to obey car models, the specific case of the power battery of other vehicles or other products applied traction battery in section 1 to section 64, in the selection of a model TMS320LF2407 in the case of a digital signal processor, in real-time aspect of the invention can reflect the state of charge of the battery pack (S0C), the battery efficient management, improve vehicle, other vehicles or other product properties. 这些都在本发明技术方案设计意图的范围内。 These are the design intent of the present invention in the technical scope of the embodiment.

Claims (6)

  1. 1.一种汽车动力电池荷电状态的测量系统,其特征在于,它由数据采集部分和数据中央处理与传输部分组成; 所述的数据采集部分包括有电压传感器、电流传感器与温度传感器; 每个电压传感器的输入端与单节汽车动力电池电线连接,每个电压传感器的输出端与数字信号处理器的ADC转换接口电线连接; 电流传感器的输入端与汽车动力电池耦合连接,电流传感器的输出端与数字信号处理器的ADC转换接口电线连接; 每个温度传感器与汽车动力电池接触连接,温度传感器的输出端与数字信号处理器的I/O接口电线连接; 所述的数据中央处理与传输部分包括有数据处理单元和CAN传输单元; 数据处理单元采用的是嵌入模糊预测算法的型号为TMS320LF2407的数字信号处理器,CAN传输单元包括有CAN总线收发器与CAN总线,CAN总线收发器的型号为PCA82C250,CAN总线收发器 A vehicle power measuring system of the state of charge of the battery, characterized in that it consists of a central data acquisition and data processing and transmission part; the data acquisition section includes a voltage sensor, a current sensor and a temperature sensor; Per a single input terminal of the car battery voltage sensor is connected to the wire, the output of the digital signal processor and an ADC conversion interface connected to a voltage sensor for each wire; input of the current sensor and the vehicle power connector coupled to the battery, the output of the current sensor ADC conversion interface wire end is connected to digital signal processor; each temperature sensor contact connection with the car battery, the output of the digital signal processor and a temperature sensor I / O interface wire connection; the central data processing and transmission section includes a data processing unit and the CAN transmitting unit; data processing unit uses a prediction algorithm embedded fuzzy model TMS320LF2407 digital signal processor, CAN transmission unit comprises a CAN bus transceiver and CAN bus, CAN bus transceiver model It is PCA82C250, CAN bus transceiver 一端与数字信号处理器的CAN控制器电线连接,CAN总线收发器的另一端与CAN总线电线连接,CAN总线再与汽车的电子控制单元或主控计算机电线连接。 CAN controller and one end in a digital signal processor is connected to the other end of the CAN bus transceiver is connected with the CAN bus wire, then the CAN bus connected to the electronic control unit or a vehicle master computer wires.
  2. 2. 按照权利要求1所述的汽车动力电池荷电状态的测量系统,其特征在于, 所述的每个电压传感器的输出端与数字信号处理器的ADC转换接口电线连接是指每个型号为KV20A/P的电压传感器的M端与型号为CD4067的两个十六路模拟开关中的一引脚X电线连接,两个十六路模拟开关中的地址码输入端与数字信号处理器中的1/0接口电线连接,两个十六路模拟开关中的OUT/IN引脚与数字信号处理器的ADC转换接口电线连接。 2. The vehicle power measuring system according to claim 1 of the battery state of charge, characterized in that, the ADC conversion interface connected to the output terminal of each wire of the voltage sensor and the digital signal processor means that each model KV20A / M P terminal voltage sensor with two hexadecimal model CD4067 analog switch X in a wire connecting pins, two address code of sixteen analog input terminal of the switch the digital signal processor 1/0 wire connection, two sixteen analog switches OUT / iN pin and a digital signal processor connected to an ADC conversion interface wires.
  3. 3. 按照权利要求2所述的汽车动力电池荷电状态的测量系统,其特征在于, 所述的每个电压传感器的M端与两个十六路模拟开关中的一引脚X电线连接是指16个电压传感器的M端分别与第一个十六路模拟开关中的XO至X15引脚电线连接,另外9个电压传感器的M端分别与第二个十六游4莫拟开关中的XO至X8引脚电线连接;所述的两个十六路模拟开关中的地址码输入端与数字信号处理器中的<I/0 接口电线连接是指第一个十六路模拟开关中的地址码引脚A、 B、 C、 D分别与数字信号处理器中的P丽1/I0PA6、 P丽2/I0PA7、 P丽7/I0PE1和P丽8/IOPE2引脚电线相连,第二个十六^I4莫拟开关中的地址码引脚A、 B、 C、 D分别与数字信号处理器中的P丽9/IOPE3、 P丽10/IOPE4、 P丽11/I0PE5和P丽12/IOPE6引脚电线相连;所述的两个十六路模拟开关中的OUT/IN引脚与数字信号处理器的ADC转换接口电线连接是指 3. The vehicle power measuring system as claimed in claim 2, the state of charge of the battery, wherein a lead wire M X each end of the voltage sensor and two sixteen analog switches are connected M means a terminal voltage sensor 16 respectively and the first sixteen analog switches XO to X15 wire connection pin, the other end of the M 9 and second voltage sensors are sixteen proposed swim switches 4 Mo XO pin wire connection to X8; input of the address code of sixteen two-channel analog switches connected to the digital signal processor <I / 0 Interface refers to the first wire sixteen analog switches address code pins a, B, C, D, respectively, the digital signal processor P Li 1 / I0PA6, P Li 2 / I0PA7, P Li 7 / I0PE1 Li and P 8 / IOPE2 lead wires connected to the second Quasi Mo ^ I4 sixteen address code pin switches a, B, C, D, respectively P Li digital signal processor 9 / IOPE3, P Li 10 / IOPE4, P Li 11 / I0PE5 Li and P 12 / IOPE6 pin connected to the wire; said two sixteen analog switches OUT / iN pin of the ADC digital signal processor interfaces wire connection means 第一个十六路模拟开关中的OUT/IN引脚与数字信号处理器的ADCINOO引脚电线相连,第二个十六路模拟开关中的OUT/IN引脚与数字信号处理器的ADCIN01引脚电线相连。 ADCINOO first sixteen pin wire analog switches OUT / IN pin is connected to digital signal processor, a second sixteen analog switches OUT / IN pin of the digital signal processor incorporated ADCIN01 connected to the foot wire.
  4. 4. 按照权利要求1所述的汽车动力电池荷电状态的测量系统,其特征在于, 所述的电流传感器的输出端与数字信号处理器的ADC转换接口电连接是指型号为KT75A/P的电流传感器的M端与数字信号处理器的ADCIN02引脚电线相连。 4. The vehicle power measuring system according to the state of charge of a battery as claimed in claim wherein, the ADC conversion interface electrically connected to the output of the current sensor and the digital signal processor means Model KT75A / P of lead wires connected to the terminal M ADCIN02 digital signal processor of the current sensor.
  5. 5. 按照权利要求1所述的汽车动力电池荷电状态的测量系统,其特征在于, 所述的每个温度传感器的输出端与数字信号处理器的1/0接口电线连接是指16 个型号为DS18B20的数字温度传感器分成4组,每4个数字温度传感器的数字信号输入/输出端DQ连在一根总线上,4根总线分别与数字信号处理器的P丽3/IOPB0、 P丽4/I0PB1、 P観5/I0PB2、 P丽6/IOPB3引脚电线连接。 5. The vehicle power measuring system of claim 1, said state of charge of the battery, wherein an output of the 1/0 wire each temperature sensor is connected to digital signal processor means 16 models DS18B20 divided into 4 groups of digital temperature sensors, each of the four input digital signals on digital temperature sensor / output terminal DQ is connected on a bus, the bus 4, respectively the digital signal processor P Li 3 / IOPB0, P Li 4 / I0PB1, P sightseeing 5 / I0PB2, P Li 6 / IOPB3 wire connecting pin.
  6. 6. 按照权利要求1所述的汽车动力电池荷电状态的测量系统,其特征在于, 所述的C緒总线收发器的一端与数字信号处理器中的CAN控制器相连接,CAN 总线收发器的另一端与CAN总线电线连接是指CAN总线收发器的TXD引脚通过二极管Dl与数字信号处理器的CANTX/I0PC6引脚电线连接,CAN总线收发器的RXD引脚通过电阻R5与^:字信号处理器的CANRX/I0PC7引脚电线连4妄;CAN总线收发器的CA冊、CANL引脚与CAN总线电线连接。 6. The vehicle power measuring system as claimed in claim 1 of the battery state of charge, wherein one end of said digital signal processor thread C in the bus transceiver is connected to a CAN controller, CAN bus transceiver the other end of the connection wire CAN bus is a CAN bus transceiver means TXD pin / I0PC6 wire connecting pins through a diode Dl and a digital signal processor CANTX, CAN bus transceiver RXD pin through a resistor R5 ^: word signal processor CANRX / I0PC7 lead wire 4 connected to jump; the CA register CAN bus transceiver, CANL CAN bus wire connecting pin.
CN 200810050577 2008-04-08 2008-04-08 System for measuring charge state of vehicle power battery CN101256218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200810050577 CN101256218A (en) 2008-04-08 2008-04-08 System for measuring charge state of vehicle power battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200810050577 CN101256218A (en) 2008-04-08 2008-04-08 System for measuring charge state of vehicle power battery

Publications (1)

Publication Number Publication Date
CN101256218A true true CN101256218A (en) 2008-09-03

Family

ID=39891185

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200810050577 CN101256218A (en) 2008-04-08 2008-04-08 System for measuring charge state of vehicle power battery

Country Status (1)

Country Link
CN (1) CN101256218A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102263304A (en) * 2011-07-01 2011-11-30 山东上存能源股份有限公司 Lithium-ion battery and a battery management system
CN102346238A (en) * 2011-08-04 2012-02-08 中国科学院武汉岩土力学研究所 Battery management device for rescue capsule
CN102540085A (en) * 2010-10-29 2012-07-04 通用汽车环球科技运作有限责任公司 Optimization of electrical component parameters in energy storage system models
CN102590749A (en) * 2011-01-14 2012-07-18 丁星 Design method for cell charge state prediction kernel
CN102680902A (en) * 2012-05-11 2012-09-19 河南速达电动汽车科技有限公司 Consistency on-line monitoring device and method for motive power battery pack for electric automobile
CN102865942A (en) * 2011-07-04 2013-01-09 杭州市电力局 Temperature testing method, device and system of power cells
CN103675693A (en) * 2012-09-26 2014-03-26 梁翠 Marine battery detection device
CN103837832A (en) * 2012-11-21 2014-06-04 赵元雷 Electric vehicle residual electricity gauge formed by transforming fuel-powered vehicle fuel gauge
CN104685367A (en) * 2012-11-29 2015-06-03 株式会社Lg化学 Apparatus and method for estimating output of secondary battery comprising blended positive electrode material
CN104914380A (en) * 2015-06-05 2015-09-16 上海科梁信息工程有限公司 Method and system for identifying SOC
CN105048007A (en) * 2015-02-01 2015-11-11 新乡职业技术学院 Battery management circuit used in electrical vehicle
CN105093112A (en) * 2014-05-15 2015-11-25 博世汽车部件(苏州)有限公司 Vehicle storage battery monitoring device and system
WO2015180050A1 (en) * 2014-05-26 2015-12-03 北京理工大学 Method for estimating parameters and state of dynamical system of electric vehicle
CN105807227A (en) * 2015-01-21 2016-07-27 三星电子株式会社 Method and apparatus for estimating the state of a battery
CN106124994A (en) * 2016-06-12 2016-11-16 北京长城华冠汽车科技股份有限公司 Electric automobile and battery parameter detecting device thereof

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102540085A (en) * 2010-10-29 2012-07-04 通用汽车环球科技运作有限责任公司 Optimization of electrical component parameters in energy storage system models
CN102540085B (en) * 2010-10-29 2016-05-18 通用汽车环球科技运作有限责任公司 Method and system for optimizing energy storage system model parameters of the electrical component
CN102590749B (en) * 2011-01-14 2016-09-28 朴昌浩 A battery state of charge prediction method of core design
CN102590749A (en) * 2011-01-14 2012-07-18 丁星 Design method for cell charge state prediction kernel
CN102263304A (en) * 2011-07-01 2011-11-30 山东上存能源股份有限公司 Lithium-ion battery and a battery management system
CN102263304B (en) 2011-07-01 2013-08-07 山东上存能源股份有限公司 Lithium-ion power battery and battery management system
CN102865942A (en) * 2011-07-04 2013-01-09 杭州市电力局 Temperature testing method, device and system of power cells
CN102865942B (en) 2011-07-04 2014-07-16 杭州市电力局 Temperature testing method, device and system of power cells
CN102346238A (en) * 2011-08-04 2012-02-08 中国科学院武汉岩土力学研究所 Battery management device for rescue capsule
CN102680902A (en) * 2012-05-11 2012-09-19 河南速达电动汽车科技有限公司 Consistency on-line monitoring device and method for motive power battery pack for electric automobile
CN102680902B (en) * 2012-05-11 2015-05-06 河南速达电动汽车科技有限公司 Consistency on-line monitoring device and method for motive power battery pack for electric automobile
CN103675693A (en) * 2012-09-26 2014-03-26 梁翠 Marine battery detection device
CN103837832A (en) * 2012-11-21 2014-06-04 赵元雷 Electric vehicle residual electricity gauge formed by transforming fuel-powered vehicle fuel gauge
CN104685367A (en) * 2012-11-29 2015-06-03 株式会社Lg化学 Apparatus and method for estimating output of secondary battery comprising blended positive electrode material
CN104685367B (en) * 2012-11-29 2017-09-08 株式会社Lg化学 Including apparatus and method for estimating the power of the secondary battery positive electrode material mixture
CN105093112A (en) * 2014-05-15 2015-11-25 博世汽车部件(苏州)有限公司 Vehicle storage battery monitoring device and system
WO2015180050A1 (en) * 2014-05-26 2015-12-03 北京理工大学 Method for estimating parameters and state of dynamical system of electric vehicle
CN105807227A (en) * 2015-01-21 2016-07-27 三星电子株式会社 Method and apparatus for estimating the state of a battery
CN105048007A (en) * 2015-02-01 2015-11-11 新乡职业技术学院 Battery management circuit used in electrical vehicle
CN104914380A (en) * 2015-06-05 2015-09-16 上海科梁信息工程有限公司 Method and system for identifying SOC
CN106124994A (en) * 2016-06-12 2016-11-16 北京长城华冠汽车科技股份有限公司 Electric automobile and battery parameter detecting device thereof

Similar Documents

Publication Publication Date Title
Xu et al. Adaptive supervisory control strategy of a fuel cell/battery-powered city bus
CN102055226A (en) Charge and discharge device for on-board battery and control method of charge and discharge device
CN1601295A (en) Estimation for accumulator loading state of electric vehicle and carrying out method thereof
CN101692583A (en) Battery management system for pure electric bus
CN101276949A (en) Device and method for detecting battery performance of hybrid power vehicle
CN101813754A (en) State estimating method for automobile start illumination type lead-acid storage battery
CN102230953A (en) Method for predicting left capacity and health status of storage battery
CN102205800A (en) Intelligent battery management system of electric car
Zheng et al. Cell state-of-charge inconsistency estimation for LiFePO4 battery pack in hybrid electric vehicles using mean-difference model
CN101853021A (en) Vehicle remote data acquisition system based on CAN (Controller Area Network) bus
CN101417637A (en) Communications system for pure electric motor coach power cell management system and management method thereof
CN102738525A (en) Battery management system of vehicle-mounted lithium power battery
CN102195101A (en) Power battery management system and method thereof
CN101692502A (en) The battery management system and method
CN1877473A (en) Power battery management system for electric vehicle
CN101078750A (en) Vehicle mounted battery monitor system
CN1553541A (en) Multilayer distributed battery managing system based on CAN bus
CN2890947Y (en) Power battery management system for hybrid electric vehicle
CN101966820A (en) On-line monitoring method for self-adaptively correcting lithium ion battery state-of-charge
CN202749476U (en) Intelligent electromobile battery management system
CN101286067A (en) Vehicle mounted type automobile fault diagnostic apparatus
CN201345393Y (en) Battery monitoring system used in electric automobile battery charger
JP2001086604A (en) Set-battery and remaining capacity detector
CN201781037U (en) Battery management system of electric automobile
CN103091642A (en) Lithium battery capacity rapid estimation method

Legal Events

Date Code Title Description
C06 Publication
C10 Request of examination as to substance
C02 Deemed withdrawal of patent application after publication (patent law 2001)