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1. 发明公开

EP3113277A1 SECONDARY BATTERY STATE DETECTION DEVICE AND SECONDARY BATTERY STATE DETECTION METHOD 有权
标题翻译：设备的二次电池和方法的现状用于检测二次电池的状态识别
公开(公告)号：EP3113277A1
公开(公告)日：2017-01-04
申请号：EP15774465.7
申请日：2015-03-19
申请人： Furukawa Electric Co. Ltd. , Furukawa Automotive Systems Inc.
发明人： IWANE, Noriyasu , TAKASHIMA, Naoya , MITSUYAMA, Taiji
IPC分类号： H01M10/48 , G01R31/36 , H02J7/00
摘要： Problem: To accurately detect that a secondary battery has been replaced. Solution: A secondary battery state detecting device (1) that detects a state of a secondary battery (14) installed in a vehicle, the device including: a learning means (control unit (10)) that learns element values of an equivalent circuit of the secondary battery (14) on the basis of a voltage and a current of the secondary battery (14); and a determination means (control unit (10)) that compares the element values obtained through learning at different timings by the learning means and, when at least one of the element values has changed more than or equal to a predetermined threshold value, determines that the secondary battery (14) has been replaced.
摘要翻译：问题：为了准确地设定检测所做的二次电池已经被更换。溶液：（1）那样的二次电池的状态检测装置检测的二次电池（14）安装在车辆中，该装置包括：状态：一个学习装置（控制单元（10））并的等效电路的获悉元素值的电压的基础上对二次电池（14）和所述二次电池的电流（14）; 和确定装置（控制单元（10））做比较通过由学习装置和，在不同的定时学习获得的元素值。当元件值中的至少一个发生了变化大于或等于预定阈值时，确定性的地雷做所述二次电池（14）已被替换。

2. 发明公开

EP3107146A1 SECONDARY BATTERY INTERNAL TEMPERATURE ESTIMATION DEVICE AND SECONDARY BATTERY INTERNAL TEMPERATURE ESTIMATION METHOD 有权
标题翻译：设备用于计算二次电池及其方法的内部温度计算二次电池的内部温度
公开(公告)号：EP3107146A1
公开(公告)日：2016-12-21
申请号：EP15765576.2
申请日：2015-03-13
申请人： Furukawa Electric Co. Ltd. , Furukawa Automotive Systems Inc.
发明人： MITSUYAMA, Taiji , IWANE, Noriyasu , TAKASHIMA, Naoya
IPC分类号： H01M10/48 , H02J7/00 , H02J7/10
CPC分类号： H01M10/486 , G01K7/42 , G01K2007/422 , G01R31/3648 , G01R31/3658 , G01R31/3662 , H01M2220/20
摘要： Problem
To estimate an accurate internal temperature of a secondary battery, regardless of the type and state of degradation of the secondary battery.
Solution
A secondary battery internal temperature estimation device (1) that estimates an internal temperature of a secondary battery (14), the device including: an estimation means (control unit (10)) that estimates an internal temperature of the secondary battery on the basis of a relational equation showing a relationship between an external temperature and the internal temperature of the secondary battery; a calculation means (control unit (10)) that calculates element values of an equivalent circuit of the secondary battery; a determination means (control unit (10)) that determines a coefficient of the relational equation on the basis of the element values of the equivalent circuit calculated by the calculation means; and an application means (control unit (10)) that applies the coefficient obtained by the determination means to the relational equation; wherein the estimation means estimates the internal temperature of the secondary battery on the basis of the relational equation to which the coefficient has been applied by the application means.
摘要翻译：为了估计二次电池的准确内部温度的问题，无论二次电池的退化的类型和状态的。溶液的二次电池内部温度估计装置（1）一样，该装置包括：二次电池（14）的内部温度的估算值：一个估算装置（控制单元（10））的基础上对二次电池的内部温度的那样估计示出了在外部温度和二次电池的内部温度之间的关系的关系式的; 一个计算装置（控制单元（10））所做的二次电池的等效电路来计算元素值; 一个确定装置（控制单元（10））bestimmt由计算装置计算出的等效电路的元件值的基础上的关系式的系数做; 和施加装置（控制单元（10））那样适用由确定获得的系数手段的关系式; worin估计装置估计的关系式的基础上对二次电池的内部温度的系数已经被施加装置施加。

3. 发明授权

EP2555007B1 STATE-OF-CHARGE ESTIMATION METHODS 有权
公开(公告)号：EP2555007B1
公开(公告)日：2019-01-09
申请号：EP11762404.9
申请日：2011-02-21
申请人： Furukawa Electric Co., Ltd. , Furukawa Automotive Systems Inc.
发明人： SATO, Etsuzo , IWANE, Noriyasu
IPC分类号： G01R31/36

4. 发明公开

EP2555007A1 STATE-OF-CHARGE ESTIMATION METHOD, STATE-OF-CHARGE ESTIMATION DEVICE, AND SECONDARY-BATTERY POWER SYSTEM 有权
标题翻译：测量的带电装置的用于测量充二次电池的电力系统方法
公开(公告)号：EP2555007A1
公开(公告)日：2013-02-06
申请号：EP11762404.9
申请日：2011-02-21
申请人： Furukawa Electric Co., Ltd. , Furukawa Automotive Systems Inc.
发明人： SATO, Etsuzo , IWANE, Noriyasu
IPC分类号： G01R31/36
CPC分类号： G01R31/362
摘要： There is provided a state-of-charge estimation method, a state-of-charge estimation device, and a secondary-battery power system that may quickly and stably determine the convergence value of an adjustment parameter of a voltage characteristic formula that may approximate change over time of an open-circuit voltage of a secondary battery with high precision by appropriately setting the initial value of the adjustment parameter. At step S14, a selected voltage measurement values V1, VMbi ((i = 1 to (n-1)), and VM m are used to calculate an initial value A0 i (i = 1 to n) of an adjustment parameter A i (i = 1 to n). In addition, at step S15, an integer string bi (i = 1 to (n - 1)) and a real number C are used to calculate an initial value B0 i (i = 1 to n) of an adjustment parameter B i (i = 1 to n).
摘要翻译：提供了一种状态的充电率估计方法中，状态的充电率估计装置以及二次电池的电力系统并可以快速且稳定地确定性矿的电压特性式的调整参数的收敛值确实可以近似于变化通过适当地设置调整参数的初始值具有高精度的二次电池的开路电压的超时。在步骤S14，所选择的电压测量值V1，VMbi（（i = 1至（N-1）），以及VM米使用在初始值A0来计算调整参数A的I（I = 1到n）我（I = 1到n）。另外，在步骤S15中，在整数字符串双（i = 1到（N - 1））。和实数C被使用在初始值B0 I（I = 1到n，以计算）调整参数B的I（I = 1到n）。

5. 发明公开

EP3518376A1 SECONDARY BATTERY STATE DETECTION DEVICE AND SECONDARY BATTERY STATE DETECTION METHOD 有权
公开(公告)号：EP3518376A1
公开(公告)日：2019-07-31
申请号：EP17853215.6
申请日：2017-09-25
申请人： Furukawa Electric Co., Ltd. , Furukawa Automotive Systems Inc.
发明人： IWANE, Noriyasu , HIGUCHI, Atsuhito
IPC分类号： H02J7/00 , B60R16/04 , G01R31/36 , H01M10/48 , H02J7/14
摘要： [Problem] Accurately detecting a full charge of a secondary battery even in cases in which a voltage generated by an alternator changes.
[Solution] A secondary battery state detection device 1 for detecting the state of a secondary battery includes at least one processor (CPU 10a) and at least one memory (ROM 10b, RAM 10c) that is communicably connected to the at least one processor. The at least one processor reads a set of instructions stored in the at least one memory, and executes detection process in which a charging voltage is detected, the charging voltage being generated when an alternator that generates an adjustable voltage charges the secondary battery; computation process in which a charging resistance is calculated as an internal resistance of the secondary battery when the alternator charges the secondary battery; and estimation processing in which a state of charge of the secondary battery is estimated on the basis of the charging voltage detected by the detection process and on the charging resistance calculated by the computation process.

6. 发明授权

EP2955533B1 SECONDARY CELL STATE DETECTION DEVICE AND METHOD FOR DETECTING SECONDARY CELL STATE 有权
标题翻译：二次电池状态检测装置和用于检测二次电池状态的方法
公开(公告)号：EP2955533B1
公开(公告)日：2017-05-17
申请号：EP14762948.9
申请日：2014-02-12
申请人： Furukawa Electric Co., Ltd. , Furukawa Automotive Systems Inc.
发明人： IWANE, Noriyasu , YOKOYAMA, Koichi , TAKASHIMA, Naoya , MITSUYAMA, Taiji , KOVATS, Antal , MIHALFFY, Tamas , ROMVARI, Lorand
IPC分类号： G01R31/36 , H01M10/44 , H01M10/48 , H02J7/00
CPC分类号： G01R31/3648 , G01R31/3624 , G01R31/3651 , G01R31/3662 , G01R31/3679 , H01M10/48 , H02J7/0021

7. 发明公开

EP2952921A1 SECONDARY BATTERY STATE DETECTING DEVICE AND SECONDARY BATTERY STATE DETECTING METHOD 有权
标题翻译：设备的二次电池条件用于检测二次电池状态检测和方法
公开(公告)号：EP2952921A1
公开(公告)日：2015-12-09
申请号：EP14760244.5
申请日：2014-02-23
申请人： Furukawa Electric Co., Ltd. , Furukawa Automotive Systems Inc.
发明人： MITSUYAMA, Taiji , IWANE, Noriyasu , YOKOYAMA, Koichi , TAKASHIMA, Naoya , KOVATS, Antal , MIHALFFY, Tamas , ROMVARI, Lorand
IPC分类号： G01R31/36 , H01M10/44 , H01M10/48 , H02J7/00
CPC分类号： G01R31/3679 , G01R31/3624 , G01R31/3648 , G01R31/3662 , H01M10/44 , H01M10/48 , H02J7/0021 , H02J7/007
摘要： To provide a secondary battery state detecting device that decreases the deterioration in capacity of the secondary battery and is low in arithmetic cost.
A secondary battery state detecting device that detects a state of a secondary battery includes discharge means (discharge circuit (15)) for subjecting the secondary battery (14) to a pulse discharge, acquiring means (controller (10)) for controlling the discharge means to subject the secondary battery to at least one pulse discharge, and acquiring a time variation of a voltage value at that time, calculating means (controller (10)) for calculating a parameter of a predetermined function having time as a variable by fitting the variation of the voltage value acquired by the acquiring means using the predetermined function, and detecting means (controller (10)) for detecting the state of the secondary battery on the basis of the parameter of the predetermined function calculated by the calculating means.
摘要翻译：提供一种二次电池状态检测装置确实降低了二次电池的容量劣化且成本低的算术。一种二次电池状态检测装置没有检测到二次电池的状态包括排出装置（放电电路（15））用于控制所述排出装置的二次电池（14）经受脉冲放电，获取装置（控制器（10））到二次电池经受至少一个脉冲放电，并获取在没有时间的电压值的时间变化，计算装置（控制器（10））为通过拟合变化计算的预定具有时间功能作为变量的参数的，用于检测由所述计算装置计算的预定函数的参数的基础上对二次电池的状态，通过使用规定的函数获取装置所获取的电压值，和检测装置（控制器（10））。

8. 发明授权

EP3113277B1 SECONDARY BATTERY STATE DETECTION DEVICE AND SECONDARY BATTERY STATE DETECTION METHOD 有权
公开(公告)号：EP3113277B1
公开(公告)日：2020-08-05
申请号：EP15774465.7
申请日：2015-03-19
申请人： Furukawa Electric Co. Ltd. , Furukawa Automotive Systems Inc.
发明人： IWANE, Noriyasu , TAKASHIMA, Naoya , MITSUYAMA, Taiji
IPC分类号： G01R31/36 , H01M10/48 , H02J7/00

9. 发明公开

EP3438684A1 DEVICE FOR ESTIMATING DEGRADATION OF SECONDARY CELL, AND METHOD FOR ESTIMATING DEGRADATION OF SECONDARY CELL 有权
公开(公告)号：EP3438684A1
公开(公告)日：2019-02-06
申请号：EP17775159.1
申请日：2017-03-28
申请人： Furukawa Electric Co., Ltd. , Furukawa Automotive Systems Inc.
发明人： MITSUYAMA, Taiji , SATO, Etsuzo , IWANE, Noriyasu , UCHINO, Naotaka , NARUI, Hirokazu , OONO, Akira , MORIKAWA, Takayuki
IPC分类号： G01R31/36 , H01M10/48
摘要： [OBJECT]
To accurately estimate deterioration of various kinds of secondary batteries, and accurately estimate the deterioration regardless of states of the secondary battery.
[ORGANIZATION]
A secondary battery deterioration estimation device estimating deterioration of a secondary battery includes: a finding unit (CPU 10a) which finds components forming an equivalent circuit of the secondary battery; a storage unit (RAM 10c) which stores history of a use state of the secondary battery; a first estimation unit (CPU 10a) which estimates a deterioration state of the secondary battery based on the components forming the equivalent circuit found by the finding unit; a second estimation unit (CPU 10a) which estimates the deterioration state of the secondary battery based on the history of the use state stored in the storage unit; and a determination unit (CPU 10a) which determines the deterioration state of the secondary battery with reference to at least one of estimation results of the first estimation unit and the second estimation unit in accordance with a state of the secondary battery.

10. 发明公开

EP3438683A1 SECONDARY BATTERY DETERIORATION ESTIMATION DEVICE AND SECONDARY BATTERY DETERIORATION ESTIMATION METHOD 有权
公开(公告)号：EP3438683A1
公开(公告)日：2019-02-06
申请号：EP17775158.3
申请日：2017-03-28
申请人： Furukawa Electric Co., Ltd. , Furukawa Automotive Systems Inc.
发明人： IWANE, Noriyasu , MITSUYAMA, Taiji
IPC分类号： G01R31/36 , H01M10/42 , H01M10/48 , H02J7/00
摘要： [SUMMARY]
[OBJECT] To accurately estimate deterioration of various kinds of secondary batteries, and accurately estimate the deterioration of the secondary battery even when there is a variation among cells.
[ORGANIZATION] A secondary battery deterioration estimation device 1 estimating deterioration of a secondary battery 14 includes: a finding unit (CPU 10a) which finds components forming an equivalent circuit of the secondary battery; a storage unit (RAM 10c) which stores history of a use state of the secondary battery; and an estimation unit (CPU 10a) which estimates a deterioration state of the secondary battery based on the components forming the equivalent circuit, wherein the estimation unit corrects an estimation process or an estimation result by the components forming the equivalent circuit based on the history of the use state stored in the storage unit.

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