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    • 1. 发明授权
    • System and method for remote monitoring of battery condition
    • 远程监控电池状况的系统和方法
    • US07576517B1
    • 2009-08-18
    • US11002257
    • 2004-12-03
    • Charles B. CottonDouglas SheppardRonnie LimStephen D. CottonMichael Jump
    • Charles B. CottonDouglas SheppardRonnie LimStephen D. CottonMichael Jump
    • H02J7/00G01R31/36
    • H01M10/482G01R31/3606Y10S320/21
    • A battery monitoring system may be configured to interface with a first battery monitoring unit and a second battery monitoring unit. The first battery monitoring unit may be configured to output data in a first format. The second battery monitoring unit may be configured to output data in a second format, the second format being different than the first format. The battery monitoring system may include a first polling agent, the first polling agent may be configured to receive data from the first battery monitoring unit and normalize the data into a predetermined data format and store the data in a database. The battery monitoring system may also include a second polling agent. The second polling agent may be configured to receive data from the second battery monitoring unit and normalize the data into the predetermined data format and store the data in a database. Furthermore, the battery monitoring system may be configured to output data associated with the condition of a respective battery unit coupled to at least the first battery monitoring unit and the second battery monitoring unit.
    • 电池监视系统可以被配置为与第一电池监视单元和第二电池监视单元接口。 第一电池监视单元可以被配置为以第一格式输出数据。 第二电池监视单元可以被配置为以第二格式输出数据,第二格式不同于第一格式。 电池监视系统可以包括第一轮询代理,第一轮询代理可以被配置为从第一电池监视单元接收数据并将数据规范化为预定的数据格式并将数据存储在数据库中。 电池监视系统还可以包括第二监视代理。 第二监视代理可以被配置为从第二电池监视单元接收数据并将数据规范化为预定数据格式并将数据存储在数据库中。 此外,电池监视系统可以被配置为输出与耦合到至少第一电池监视单元和第二电池监视单元的相应电池单元的状态相关联的数据。
    • 2. 发明授权
    • Battery monitoring system
    • 电池监控系统
    • US07157880B2
    • 2007-01-02
    • US11103321
    • 2005-04-11
    • Akihiro Kubota
    • Akihiro Kubota
    • H02J7/00
    • G01R31/3648Y10S320/21
    • A battery monitoring system including a first device powered by a first battery, a second device powered by a second battery and operated in conjunction with the first device, a first information generating portion that generates a first information indicating the state of the first battery, a second information generating portion that generates a second information indicating the state of the second battery, and an information selecting portion that selects and outputs at least one of the first information and the second information.
    • 一种电池监视系统,包括由第一电池供电的第一装置,由第二电池供电并与第一装置一起操作的第二装置,产生指示第一电池的状态的第一信息的第一信息产生部分, 第二信息生成部,生成表示第二电池的状态的第二信息,以及信息选择部,选择并输出第一信息和第二信息中的至少一个。
    • 6. 发明授权
    • Battery capacity measurement circuit
    • 电池容量测量电路
    • US5994876A
    • 1999-11-30
    • US948137
    • 1997-10-09
    • David CannyGene E. ClarkRupert HsuRudolph J. Maske
    • David CannyGene E. ClarkRupert HsuRudolph J. Maske
    • G01R31/36H01M10/48H02J7/00H01M10/44H01M10/46
    • G01R31/3648G01R31/3606Y10S320/21
    • An electronic circuit and a method for accurately measuring intermittent current pulses supplied by a storage battery to energize a load. In the preferred embodiment, an analog integrator accumulates current pulses in response to a voltage drop across a sense resistor that is connected in series between the storage battery and the load. The voltage drop is proportional to the flow of current from the battery through the load. The output of the integrator is filtered with a low pass filter to block high frequency noise, and the output of the filter is coupled to an analog to digital (A/D) converter that transforms the filtered analog signal into a corresponding digital signal. The output of the A/D converter is supplied to a port of a processor. The processor provides a signal to actuate a reset switch coupled across the integrator. When closed at the end of each integration time period, this switch zeroes the output of the analog integrator. Additionally, the processor recalibrates the circuit at predefined time intervals to determine for leakage currents for improving the accuracy with which the measurement of the flow of current from the battery is determined. In the preferred embodiment, the processor samples the output of the A/D converter every 100 milliseconds. Typically, the calibration procedure is performed every 15 minutes (while the load is energized from an AC source). This measurement circuit is part of a battery management system that preferably also includes a charge circuit for recharging the battery.
    • 一种用于精确测量由蓄电池提供的间歇电流脉冲以激励负载的电子电路和方法。 在优选实施例中,模拟积分器响应于串联连接在蓄电池和负载之间的检测电阻器上的电压降而积累电流脉冲。 电压降与电池通过负载的电流流动成比例。 积分器的输出用低通滤波器滤波以阻止高频噪声,并且滤波器的输出耦合到模数转换器(A / D),该转换器将滤波后的模拟信号转换成相应的数字信号。 A / D转换器的输出被提供给处理器的端口。 处理器提供信号以致动跨越积分器耦合的复位开关。 在每个积分时间段结束时闭合时,该开关将模拟积分器的输出置零。 此外,处理器以预定的时间间隔重新校准电路,以确定泄漏电流,以提高确定来自电池的电流测量的精度。 在优选实施例中,处理器每100毫秒对A / D转换器的输出进行采样。 通常,每15分钟执行校准程序(当负载从AC电源通电时)。 该测量电路是电池管理系统的一部分,其优选地还包括用于为电池充电的充电电路。
    • 7. 发明授权
    • Method to determine remaining capacity of a rechargeable battery
    • 确定可充电电池剩余容量的方法
    • US5949217A
    • 1999-09-07
    • US15621
    • 1998-01-29
    • Tetsuya OkadaTakahiro Yamashita
    • Tetsuya OkadaTakahiro Yamashita
    • G01R31/36H01M10/44
    • H01M10/44G01R31/3655G01R31/3624G01R31/3675Y10S320/21
    • This method to determine remaining capacity of a rechargeable battery calculates remaining battery capacity by subtracting discharge capacity, computed by integrating battery discharge current, from charge capacity. Voltage of the discharging rechargeable battery is measured, and when battery voltage reaches a first voltage and a lower second voltage, the computed remaining battery capacity is corrected according to a previously established first remaining battery capacity and second remaining battery capacity corresponding to those voltages. The difference between calculated remaining battery capacity or discharge capacity at the first and second voltages is compared to the difference between the previously established first and second remaining battery capacity values, and the first voltage is modified to make those two differences equal.
    • 用于确定可再充电电池的剩余容量的方法通过从充电容量中减去通过积分电池放电电流计算的放电容量来计算剩余电池容量。 测量放电可再充电电池的电压,并且当电池电压达到第一电压和较低的第二电压时,根据先前建立的第一剩余电池容量和对应于那些电压的第二剩余电池容量来校正所计算的剩余电池容量。 将计算出的第一和第二电压的剩余电池容量或放电容量之间的差与先前建立的第一和第二剩余电池容量值之差进行比较,并修改第一电压以使这两个差异相等。
    • 8. 发明授权
    • Battery-discharge-protection system for electronic accessories used in
vehicles containing a battery
    • 用于含有电池的车辆的电子配件的电池放电保护系统
    • US5929604A
    • 1999-07-27
    • US877930
    • 1997-06-18
    • David Rand Irvin
    • David Rand Irvin
    • H02J7/34H02J7/00
    • H02J7/0031Y10S320/21
    • The present invention measures the energy consumption of battery-powered telephone devices to prevent the inadvertent deep discharge of a vehicle's battery by prolonged use of said devices when the vehicle is unattended. In a preferred embodiment, current to the devices is incrementally measured or estimated from a measurement of other relevant parameters. The incremental measurements of current are accumulated to produce a total current consumption indicative of the total energy consumption. At each update after an incremental measurement, the accumulated total is compared to a pre-established or adaptively determined. When the total energy consumption meets or exceeds the threshold, the power to the battery-powered telephone device is interrupted in order to conserve a sufficient amount of power to start the vehicle and to operate other peripheral systems.
    • 本发明测量电池供电的电话设备的能量消耗,以防止当车辆无人值守时长时间使用所述设备时无意中深度地排放车辆电池。 在优选实施例中,通过其他相关参数的测量来增量地测量或估计到设备的电流。 电流的增量测量被累积以产生表示总能量消耗的总电流消耗。 在增量测量之后的每次更新时,累积总数与预先确定或自适应确定相比较。 当总能量消耗达到或超过阈值时,电池供电的电话设备的电力被中断,以便节省足够的电力来启动车辆和操作其他外围系统。
    • 9. 发明授权
    • Portable hair dryer for use in a vehicle with handle switch responsive
to pivoting and vehicle battery voltage indicator
    • 便携式吹风机,用于具有响应于枢转和车辆电池电压指示器的手柄开关的车辆
    • US5884008A
    • 1999-03-16
    • US986820
    • 1997-12-08
    • Sherry P Goldberg
    • Sherry P Goldberg
    • A45D20/12A45D20/10
    • A45D20/12Y10S320/21
    • A portable hair dryer (12) comprising a tubular housing (14) having an air inlet end (16) and an air outlet nozzle end (18). A foldable hollow pistol-type handle (20) is pivotally connected at pivot pin (22) to the tubular housing (14) adjacent the air inlet end (16). The handle (20) can pivot from an inoperative position parallel to the tubular housing (14) to an operative position perpendicular to the tubular housing (14). An electrically actuated air pump assembly (24) is in the tubular housing (14) to draw air in through the air inlet end (16) and out through the air outlet nozzle end (18). An electrical resistance heating element (26) is disposed within the tubular housing (14) between the air pump assembly (24) and the air outlet nozzle end (18), to heat the air passing through the tubular housing (14). A circuit (28) electrically connects the air pump assembly (24) and the heating element (26) with a source of electrical power through the handle (20). A handle positioning switch (30) is in the circuit (28) between the tubular housing (14) and the handle (20). When the handle (20) pivots from the inoperative position to the operative position, the handle positioning switch (30) will electrically close the circuit (28).
    • 一种便携式吹风机(12),包括具有空气入口端(16)和空气出口喷嘴端(18)的管状壳体(14)。 可折叠的中空手枪型手柄(20)在枢轴销(22)处枢转地连接到邻近空气入口端(16)的管状壳体(14)。 手柄(20)可以从平行于管状壳体(14)的不工作位置枢转到垂直于管状壳体(14)的操作位置。 电动致动的空气泵组件(24)位于管状壳体(14)中,以通过空气入口端(16)抽吸空气,并通过空气出口喷嘴端部(18)排出。 电气加热元件(26)设置在空气泵组件(24)和空气出口喷嘴端部(18)之间的管状壳体(14)内,以加热通过管状壳体(14)的空气。 电路(28)通过手柄(20)将空气泵组件(24)和加热元件(26)与电源电连接。 手柄定位开关(30)位于管状壳体(14)和手柄(20)之间的电路(28)中。 当手柄(20)从不工作位置枢转到操作位置时,手柄定位开关(30)将电气闭合回路(28)。