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    • 5. 发明申请
    • Method for predicting the residual service life of an electric energy accumulator
    • 预测蓄电池剩余使用寿命的方法
    • US20060250137A1
    • 2006-11-09
    • US10561724
    • 2004-06-19
    • Bernd FreyEberhard Schoch
    • Bernd FreyEberhard Schoch
    • G01N27/416
    • G01R31/3679B60L11/1857B60L11/1861B60L2240/545B60L2250/10G01R31/3651Y02T10/7005Y02T10/7044Y02T10/705
    • Methods for predicting a remaining lifetime of an electric energy storage mechanism, in particular a battery in a motor vehicle and devices for implementing such methods are described in which the remaining lifetime is determined by extrapolation with the help of a mathematical model of the energy storage mechanism. This remaining lifetime is defined as the time until reaching any definable limiting values for the minimum efficiency or minimum storage capacity. The remaining lifetime is indicated and, when the level falls below a preselectable threshold, a warning is displayed. The parameters of the energy storage mechanism are adapted continuously to the real values over the lifetime. The anticipated remaining lifetime is determined by extrapolation from the values for the efficiency and/or storage capacity, based on a specifiable charge state and temperature and the minimum values required for the particular application, these values being calculated at regular intervals on the basis of the model and saved.
    • 描述了用于预测电能存储机构,特别是机动车辆中的电池和用于实现这种方法的装置的剩余寿命的方法,其中借助于能量存储机构的数学模型的外推来确定剩余寿命 。 该剩余寿命定义为达到最小效率或最小存储容量的任何可定义限制值的时间。 指示剩余寿命,当电平低于预选阈值时,会显示警告。 能量储存机构的参数在寿命期间连续适应实际值。 预期的剩余寿命通过基于可指定的充电状态和温度以及特定应用所需的最小值从效率和/或存储容量的值进行外插来确定,这些值基于 模型并保存。
    • 6. 发明申请
    • Method and device for determining the charge that can be drawn from an energy accumulator
    • 用于确定可从蓄能器抽取的电荷的方法和装置
    • US20060145702A1
    • 2006-07-06
    • US10542943
    • 2003-09-29
    • Eberhard Schoch
    • Eberhard Schoch
    • G01N27/416
    • G01R31/3651
    • A device for ascertaining the charge able to be drawn from an energy store, in particular a battery, up to a specified cutoff, is provided. A particularly precise charge prediction may be achieved if a mathematical energy store model is used, which mathematically represents the electrical properties of the energy store and with the aid of which a charge predictor calculates the charge able to be drawn in the case of a specified discharge current. The charge predictor is connected with an estimator for a state variable and parameter, which estimator ascertains state variables and/or parameters for the mathematical energy store model from current operating performance quantities of the energy store.
    • 提供一种用于确定能够从能量存储器(特别是电池)到达指定截止值的电荷的装置。 如果使用数学能量储存模型,则可以实现特别精确的电荷预测,数学能量储存模型在数学上表示能量存储器的电气特性,借助于此,电荷预测器可计算在特定放电的情况下能够绘制的电荷 当前。 充电预测器与用于状态变量和参数的估计器连接,该估计器根据能量存储器的当前操作性能量确定数学能量存储模型的状态变量和/或参数。
    • 7. 发明授权
    • Method and system for determining the capacity of a battery
    • 用于确定电池容量的方法和系统
    • US06515454B2
    • 2003-02-04
    • US10074183
    • 2002-02-12
    • Eberhard Schoch
    • Eberhard Schoch
    • H02J700
    • G01R31/3651H01M10/06H01M10/42
    • A method for estimating the capacity of a battery, including the following steps: estimation of a steady-state voltage UR, an internal resistance R1 and an internal voltage drop UK of the battery, caused by a density difference in the battery acid; initialization of a model describing the battery in order to estimate the capacity, using estimated values UR, R1 and UK; stimulation of the initialized model with predefined load current characteristic IBatt,stim, in particular a simulated load current characteristic of a consumer in operative connection with the battery, in order to obtain a voltage response UBatt,pred of the model, representing the battery voltage given the predefined load current characteristic; comparison of the voltage response UBatt,pred of the model with a predefinable, minimal battery voltage UBatt,limit, and estimation of the capacity of the battery by comparing UBatt,pred and Ubatt,limit.
    • 一种用于估计电池容量的方法,包括以下步骤:由电池酸的密度差引起的电池的稳态电压UR,内部电阻R1和内部电压降UK的估计; 使用估计值UR,R1和UK,初始化描述电池的模型以估计容量; 用预定义的负载电流特性IBatt刺激初始化模型,特别是与电池操作连接的消费者的模拟负载电流特性,以便获得表示给定电池电压的模型的电压响应UBatt 预定义的负载电流特性; 电压响应UBatt,pred与预定义,最小电池电压UBatt,极限以及通过比较UBatt,pred和Ubatt限制的电池容量的估计。
    • 8. 发明授权
    • Method and device for determining the charge that can be drawn from an energy accumulator
    • 用于确定可从蓄能器抽取的电荷的方法和装置
    • US07701174B2
    • 2010-04-20
    • US10542943
    • 2003-09-29
    • Eberhard Schoch
    • Eberhard Schoch
    • H02J7/00
    • G01R31/3651
    • A device for ascertaining the charge able to be drawn from an energy store, in particular a battery, up to a specified cutoff, is provided. A particularly precise charge prediction may be achieved if a mathematical energy store model is used, which mathematically represents the electrical properties of the energy store and with the aid of which a charge predictor calculates the charge able to be drawn in the case of a specified discharge current. The charge predictor is connected with an estimator for a state variable and parameter, which estimator ascertains state variables and/or parameters for the mathematical energy store model from current operating performance quantities of the energy store.
    • 提供一种用于确定能够从能量存储器(特别是电池)到达指定截止点的电荷的装置。 如果使用数学能量储存模型,则可以实现特别精确的电荷预测,数学能量储存模型在数学上表示能量存储器的电气特性,借助于此,电荷预测器可计算在特定放电的情况下能够绘制的电荷 当前。 充电预测器与用于状态变量和参数的估计器连接,该估计器根据能量存储器的当前操作性能量确定数学能量存储模型的状态变量和/或参数。