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    • 2. 发明专利
    • Charged state detecting device for secondary cell
    • 充电状态检测二次电池的装置
    • JP2003331931A
    • 2003-11-21
    • JP2002138785
    • 2002-05-14
    • Denso CorpNippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社デンソー株式会社日本自動車部品総合研究所
    • SAKAI SHOJIHASHIKAWA ATSUSHISUZUKI NAOHIKOMORIFUJI MASAYUKINATE HIROSHISADA TAKESHI
    • G01R31/36H01M10/48
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a charged state detecting device for a secondary cell capable of detecting charged state with high accuracy even in the polarized state for charging.
      SOLUTION: The charged state detecting device for a secondary cell comprises a voltage detection means 50 detecting the voltage V of the secondary cell B charged and discharged under the regulation of a regulator 30 mounted to a vehicle, regulating an alternating current generator 10 and the output voltage of the same, a current detection means 40 detecting the current I of the secondary cell B, a temperature detection means 60 detecting the temperature T of the secondary cell B; and a charge polarization state detection means 70 detecting the degree of influence P on the current-voltage property of the secondary cell B, caused by the polarization of the secondary cell B. When the degree of influence P exceeds a prescribed value, the degree of influence P is compared with a threshold depending on the voltage V, the current I, and the temperature T of the secondary cell, and the charged state of the secondary cell is determined.
      COPYRIGHT: (C)2004,JPO
    • 解决的问题:为了提供即使在极化状态下能够高精度地检测充电状态的二次电池的充电状态检测装置。 解决方案:二次电池的充电状态检测装置包括电压检测装置50,其检测在安装到车辆的调节器30的调节下充电和放电的二次电池B的电压V,调节交流发电机10 和其输出电压,检测二次电池B的电流I的电流检测装置40,检测二次电池B的温度T的温度检测装置60; 以及充电极化状态检测装置70,其检测由二次电池B的极化引起的二次电池B的电流 - 电压特性的影响程度P.当影响度P超过规定值时, 将影响P与二次电池的电压V,电流I,温度T的阈值进行比较,确定二次电池的充电状态。 版权所有(C)2004,JPO
    • 3. 发明专利
    • Device for monitoring state of on-vehicle battery
    • 用于监控车载电池状态的装置
    • JP2005014637A
    • 2005-01-20
    • JP2003178131
    • 2003-06-23
    • Denso Corp株式会社デンソー
    • SADA TAKESHITANIGUCHI MAKOTOICHIKAWA ATSUSHI
    • G01R31/36B60R16/04H01M10/48H02P9/04
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To calculate a SOC (state of charge: charging rate) by utilizing a correlation relation of pseudo OCV (Open Circuit Voltage: open terminal voltage) and the SOC by making an internal part state corresponding to open of an on-vehicle battery.
      SOLUTION: A vehicle is provided with an on-vehicle generator 7 to be driven by an engine, a voltage control device 8 for adjusting power generation amount of the generator 7 and the on-vehicle battery 5 for accumulating power generated in the generator 7. The voltage control device 8 temporarily stops the power generation of the on-vehicle generator during working of the engine. When the power generation amount is gradually increased, battery voltage is detected when charging/discharging current of the battery is in a very small prescribed range.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过利用伪OCV(开路电压:开路端子电压)与SOC的相关关系来计算SOC(充电状态:充电率),通过使内部部件状态对应于 车载电池。 解决方案:车辆设置有由发动机驱动的车载发电机7,用于调节发电机7的发电量的电压控制装置8和用于累积在发电机中产生的电力的车载电池5 发电机7.在发动机工作期间,电压控制装置8临时停止车载发电机的发电。 当发电量逐渐增加时,在电池的充电/放电电流处于非常小的规定范围内时,检测电池电压。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Secondary battery status adjustment device
    • 二次电池状态调整装置
    • JP2012222980A
    • 2012-11-12
    • JP2011087198
    • 2011-04-11
    • Denso Corp株式会社デンソー
    • MORI KATSUYUKISADA TAKESHIHATTORI YOSUKE
    • H02J7/02H01M2/10H01M10/42H01M10/44H01M10/48H02J7/00
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To solve the problem that, when lithium ion secondary cells or the like are used as battery cells Ca1 to Can and Cb1 to Cbn, the remaining capacity of the battery cells become excessively large or excessively small, resulting in the reliability thereof being deteriorated.SOLUTION: The cathodes and anodes of battery cells Ca1 to Can constituting a high voltage battery Ba are selectively connected to a cathode wiring Lp and an anode wiring Ln via a relay group RGa. Also, the cathodes and anodes of battery cells Cb1 to Cbn constituting a high voltage battery Bb are selectively connected to the cathode wiring Lp and the anode wiring Ln via a relay group RGb. As a result, either side of the high voltage batteries Ba and Bb has its battery cells charged with electricity from the battery cells on the other side.
    • 解决的问题为了解决当使用锂离子二次电池等作为电池单元Ca1〜Can和Cb1〜Cbn时,电池单元的剩余容量变得过大或过小, 在其可靠性方面恶化。 解决方案:构成高电压电池Ba的电池单元Ca1至Can的阴极和阳极经由继电器组RGa选择性地连接到阴极布线Lp和阳极布线Ln。 此外,构成高压电池Bb的电池单体Cb1〜Cbn的阴极和阳极经由继电器组RGb选择性地连接到阴极配线Lp和阳极配线Ln。 结果,高电压电池Ba和Bb的任一侧的电池单体从另一侧的电池单元充电。 版权所有(C)2013,JPO&INPIT
    • 8. 发明专利
    • Method of judging degradation of storage battery and apparatus therefor
    • 存储电池的评估方法及其设备
    • JP2007103351A
    • 2007-04-19
    • JP2006235648
    • 2006-08-31
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • YAMASHITA SHUICHISADA TAKESHIHASHIKAWA ATSUSHI
    • H01M10/48G01R31/36
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a degradation judgment method for a storage battery that allows the state of degradation of a lead-acid battery to be known at all times and allows easy and highly accurate judgment of the state of degradation, and to provide an apparatus therefor. SOLUTION: In the degradation judgment method for a storage battery of the present invention, generation of a gas (hydrogen, oxygen, etc) is detected after the start of charging of the lead-acid battery 10, and the electrical characteristics (voltage, current, resistance, etc) of the lead-acid battery upon generation of the gas and the concentration, quantity and generation speed of the gas generated are measured. The state of degradation of the lead-acid battery is judged by comparing those measured values with the results of determination of the relationship between the degradation state and the values of those parameters obtained in advance. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供一种使铅蓄电池的劣化始终是已知的并且允许容易且高度准确地判断劣化状态的蓄电池的劣化判断方法,以及 以提供其设备。 解决方案:在本发明的蓄电池的劣化判定方法中,在铅酸蓄电池10的充电开始后,检测到气体(氢,氧等)的产生, 电压,电流,电阻等),并且测量产生气体的浓度,量和产生速度。 通过将这些测量值与降解状态和预先获得的那些参数的值之间的关系的确定结果进行比较来判断铅酸电池的劣化状态。 版权所有(C)2007,JPO&INPIT
    • 9. 发明专利
    • Generator controller for vehicle
    • 汽车发电机控制器
    • JP2005057853A
    • 2005-03-03
    • JP2003284679
    • 2003-08-01
    • Denso CorpNippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社デンソー株式会社日本自動車部品総合研究所
    • SAKAI SHOJIHASHIKAWA ATSUSHISUZUKI NAOHIKOMORIFUJI MASAYUKISADA TAKESHI
    • H02P9/04
    • PROBLEM TO BE SOLVED: To more suitably control the power generation of a generator in response to the running state of a vehicle. SOLUTION: This generator controller for a vehicle first initially sets a reference power generation voltage Vm* and a Flag etc. used for determining power generation restrain in an acceleration state (S100). The generator controller determines the operating state of the vehicle (S110), samples a voltage across a battery in a decelerating state, and calculates a battery average voltage Vav (S150). The generator controller updates the on/off of the Flag and a value of the reference power generation voltage Vm* according to a value of the Vav (S160-S190). Thereafter, when the vehicle is transferred to an acceleration state, whether it is in a state of Flag=ON or not is determined (S210). When it is the Flag=ON, power generation is restrained (S220). When it is the Flag=OFF, a power generation target voltage is returned to the reference power generation voltage Vm*, and the power generation restraint is released (S200). COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:响应于车辆的行驶状态更适合地控制发电机的发电。 解决方案:该车辆发生器控制器首先初始设定用于确定加速状态下的发电抑制的基准发电电压Vm *和Flag等(S100)。 发电机控制器确定车辆的运行状态(S110),以减速状态对电池两端的电压进行采样,并计算出电池的平均电压Vav(S150)。 发电机控制器根据Vav(S160-S190)的值更新标志的开/关和参考发电电压Vm *的值。 此后,当车辆被转移到加速状态时,判定是否处于Flag = ON的状态(S210)。 当Flag = ON时,限制发电(S220)。 当Flag = OFF时,发电目标电压返回到基准发电电压Vm *,发电抑制被解除(S200)。 版权所有(C)2005,JPO&NCIPI
    • 10. 发明专利
    • Device for controlling vehicular power supply
    • 用于控制车辆电源的装置
    • JP2004229479A
    • 2004-08-12
    • JP2003017943
    • 2003-01-27
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • TABUCHI HIROAKIKATO MINORUNATE HIROSHIYOKOYAMA HIDENORISADA TAKESHI
    • H02J7/16H02P9/04
    • PROBLEM TO BE SOLVED: To accurately decide the presence of a power generation margin by a generator that is required to achieve the charging of a second battery without causing the performance of a first battery to deteriorate, with regard to a vehicular power supply control device. SOLUTION: A lead-acid battery is connected directly to an alternator that generates electric power by rotations of an engine, and a lithium-ion battery is connected via a DC/DC converter. Revolutions of the engine are detected at prescribed periods, and a conduction duty in an alternator is detected at a period longer than the detection period of the engine speed. After the detection of the conduction duty, the duty is corrected for each detection of the engine speed by referring to a prescribed map based on the engine speed, and the conduction duty actually occurring to the alternator is estimated. Then, the DC/DC converter is controlled to allow or to prevent the charging of the lithium ion battery based on whether the calculated conduction duty is lower than a prescribed value. COPYRIGHT: (C)2004,JPO&NCIPI
    • 要解决的问题:为了在车辆电源方面准确地确定实现对第二电池的充电而不使第一电池的性能劣化所需的发电机的发电裕度的存在 控制装置 解决方案:铅酸电池直接连接到通过发动机的转动产生电力的交流发电机,并且通过DC / DC转换器连接锂离子电池。 在规定的时间段检测发动机的转速,并且在比发动机转速的检测期间长的时间段内检测交流发电机的导通占空比。 在检测到传导占空比之后,通过参考基于发动机转速的规定图来对发动机转速的每次检测进行校正,并且估计实际发生在交流发电机上的传导负载。 然后,控制DC / DC转换器,以便基于所计算的导通占空比是否低于规定值来允许或防止锂离子电池的充电。 版权所有(C)2004,JPO&NCIPI