WO2014167644A1 - 電圧センサの故障検出装置 - Google Patents
電圧センサの故障検出装置 Download PDFInfo
- Publication number
- WO2014167644A1 WO2014167644A1 PCT/JP2013/060678 JP2013060678W WO2014167644A1 WO 2014167644 A1 WO2014167644 A1 WO 2014167644A1 JP 2013060678 W JP2013060678 W JP 2013060678W WO 2014167644 A1 WO2014167644 A1 WO 2014167644A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- voltage
- battery
- charge
- voltage sensor
- sensor
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16528—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values using digital techniques or performing arithmetic operations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/3644—Constructional arrangements
- G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/389—Measuring internal impedance, internal conductance or related variables
Definitions
- the present invention relates to a failure detection device that detects a failure of a voltage sensor, particularly a voltage sensor that detects a battery voltage of a secondary battery.
- a generator connected to an internal combustion engine with a belt or the like is temporarily stored, and is required for electrical equipment even when the internal combustion engine is not rotating and cannot be generated by the generator.
- a secondary battery is installed to supply a large amount of power.
- means for detecting the SOC of the secondary battery means for calculating based on the secondary battery voltage detected by the voltage sensor is well known.
- the SOC of the secondary battery may be overcharged or overdischarged.
- the SOC detection device provided with the voltage sensor is provided with a device for detecting a failure of the voltage sensor.
- an electromotive force and an internal resistance of a secondary battery are calculated based on a battery charge / discharge current detected by a current sensor and a battery voltage detected by a voltage sensor.
- the estimated battery voltage of the secondary battery is calculated based on the resistance, and the estimated battery voltage is compared with the battery voltage detected by the voltage sensor. If the difference is equal to or greater than a predetermined value, it is determined that the voltage sensor is faulty.
- a failure detection device is disclosed.
- Patent Document 1 as a means for calculating the electromotive force of the secondary battery, a plurality of combination data of the charging / discharging current I of the battery voltage V is obtained and a regression analysis is performed to obtain a first-order approximation line of the voltage V and the current I, VI approximation There is disclosed a method for obtaining an electromotive force of a battery by obtaining a straight line and subtracting the polarization voltage from the V-intercept of the VI approximate straight line.
- the estimated battery voltage is obtained by subtracting the product of the internal resistance and charge / discharge current from the electromotive force.
- the detected value of the voltage sensor is a fixed value, and the polarization voltage is substantially zero.
- the electromotive force becomes the detection value of the voltage sensor, and the product of the internal resistance and the charge / discharge current is substantially zero, so the estimated battery voltage substantially matches the detection value of the voltage sensor.
- the difference between the estimated battery voltage and the detected battery voltage is substantially 0, and the difference does not exceed a predetermined value, so that a failure cannot be detected.
- Patent Document 1 does not consider the detection of the failure of the voltage sensor as described above.
- the present invention has been made to solve the above-described problems, and it is an object of the present invention to reliably detect a failure of a voltage sensor that detects a battery voltage without erroneous determination.
- a failure determination device for a voltage sensor includes a current sensor for detecting a charge / discharge current of a battery, a charge / discharge current change amount calculating means for calculating a charge / discharge current change amount dIs based on the current detected by the current sensor, , A voltage sensor for detecting the voltage of the battery, voltage change amount calculating means for calculating a voltage change amount dVs based on the voltage detected by the voltage sensor, and the charge / discharge current change amount dIs is a predetermined value or more, Failure detection means for determining that the voltage sensor is in a failure state when the voltage change amount dVs is smaller than a failure determination value k.
- a voltage sensor failure detection device that can reliably detect a failure of a voltage sensor that detects a battery voltage without erroneous determination.
- FIG. 4 is a flowchart showing processing of the voltage sensor failure determination device according to the first embodiment of the present invention.
- 6 is a flowchart showing processing of a voltage sensor failure determination device according to a second embodiment of the present invention.
- 12 is a flowchart showing processing of a voltage sensor failure determination device according to Embodiment 3 of the present invention.
- 6 is a flowchart showing processing of a voltage sensor failure determination device according to a fourth embodiment of the present invention. It is a figure which shows an example of the change of a charging current in case the amount of voltage changes at the time of charge becomes substantially zero.
- FIG. 9 is a schematic configuration diagram showing an example of a power supply system of an internal combustion engine provided with a voltage sensor failure determination device according to Embodiment 5 of the present invention.
- FIG. 1 is an example of a schematic configuration diagram of a power supply system of an internal combustion engine provided with a failure detection apparatus according to the present invention.
- the internal combustion engine 1 and the generator 2 are connected by a belt or the like, and when the internal combustion engine 1 rotates, the generator 2 also rotates.
- the generator 2 rotates, the power is generated by the generator 2, and the generated electric energy is charged in the battery 3, is converted in voltage by the voltage converter 10, and is consumed in the electric device 12, or is charged in the sub battery 11.
- Electric power for driving the starter 13 for starting the internal combustion engine 1 is supplied from the sub battery 11.
- the battery is a lithium ion battery or the like.
- the voltage conversion device 10 is provided. However, if the voltage is the same potential, a switch or the like may be used instead.
- a lithium ion battery is a secondary battery in which a positive electrode and a negative electrode are insulated by a separator, and lithium ions move between the positive electrode and the negative electrode in an electrolytic solution to charge and discharge. Lithium-ion batteries can be deteriorated or short-circuited if overcharged or discharged.
- the current sensor 4 detects the charging current of the battery 3 as positive and the discharging current as negative, and transmits the detected charging / discharging current to a BMU (Battery Management Unit) 8.
- BMU Battery Management Unit
- CMU (Cell Monitor Unit) 7 monitors battery 3. Information on the battery voltage detected by the voltage sensor 5 and the battery temperature detected by the temperature sensor 6 is transmitted to the BMU 8.
- BMU8 manages battery 3.
- the charging / discharging current of the battery 3 is input from the current sensor 4, and the battery voltage and the battery temperature are input from the CMU 7. Further, based on the input charge / discharge current and the battery voltage, the charge state SOC of the battery 3 is calculated by current integration or the like, and the charge / discharge current is controlled so that the battery 3 is not overcharged or overdischarged.
- the voltage sensor failure detection unit 9 calculates the charge / discharge current change amount dIs based on the charge / discharge current input to the BMU 8, and calculates the voltage change amount dVs based on the battery voltage input to the BMU 8. Each change amount is calculated as a difference amount between the current value and the previous value, for example. Further, a failure detection of the voltage sensor is performed based on the charge / discharge current change amount dIs and the voltage change amount dVs.
- FIG. 2 is a flowchart showing the process of the voltage sensor failure detection apparatus according to the first embodiment of the present invention, which is performed periodically (for example, every 10 ms).
- the failure detection apparatus according to Embodiment 1 of the present invention will be described below based on the flowchart of FIG.
- the battery voltage V at the time of charging / discharging is expressed by the following equation (1) using the charging / discharging current I of the battery 3, the electromotive force E of the battery 3, and the internal resistance r of the battery 3.
- the charge / discharge current is positive for charge and negative for discharge.
- V E + r ⁇ I (1)
- failure detection is performed based on the change amount of the battery current and the change amount of the battery voltage.
- step S101 charge / discharge current change amount dIs is calculated based on the charge / discharge current input to BMU 8 (step S101 corresponds to charge / discharge current change amount calculation means).
- step S102 the charge / discharge voltage change amount dVs is calculated based on the voltage input to the BMU 8 (step S102 corresponds to voltage change amount calculation means).
- step S103 the voltage sensor failure detection unit 9 determines whether or not the absolute value
- step S104 the voltage sensor failure detection unit 9 determines whether or not the absolute value
- the voltage sensor failure detection device calculates the charge / discharge current change amount dIs based on the current sensor 4 that detects the charge / discharge current of the battery 3 and the current detected by the current sensor 4.
- failure detection means S103 and S104 for judging that the voltage sensor 5 is in a failure state.
- FIG. 3 is a flowchart showing the processing of the failure detection apparatus for the voltage sensor 5 according to the second embodiment of the present invention, which is performed periodically (for example, every 10 ms).
- the second embodiment differs from the first embodiment in the following. That is, step S203 is added in FIG. 3 to FIG. In the following, changes in FIG. 3 from FIG. 2 will be described.
- V E + r ⁇ I (1)
- the internal resistance r of the battery 3 varies depending on the type of the battery 3, for example.
- step S203 considering the fact that the voltage change amount dVs varies depending on the internal resistance r as described above, a process for setting the failure judgment value k based on the internal resistance r of the battery 3 and the charge / discharge current change amount dIs is performed. Do.
- the failure determination value can be changed according to the internal resistance of the battery, so that the failure detection can be reliably performed regardless of the difference in the internal resistance of the battery.
- FIG. 4 is a flowchart showing the processing of the failure detection apparatus for the voltage sensor 5 according to the third embodiment of the present invention, which is performed periodically (for example, every 10 ms).
- the third embodiment is different from the second embodiment in the following. That is, step S303 is added in FIG. 4 to FIG.
- step S303 is added in FIG. 4 to FIG.
- the internal resistance r of the battery 3 varies depending on the temperature T of the battery 3, the state of charge SOC of the battery 3, and the degree of deterioration of the battery 3.
- step S303 considering that the internal resistance changes in accordance with the temperature, charge state, and deterioration level of the battery 3, for example, the battery temperature T detected by the temperature sensor 6, the charge state SOC of the battery 3, the battery 3
- the internal resistance r of the battery 3 is calculated from the map of the degree of deterioration and the internal resistance r. Note that the state of charge SOC and the degree of deterioration of the battery 3 are calculated by a state of charge calculating means and a degree of deterioration calculating means included in the BMU 8.
- the internal resistance r can be changed according to the state of the battery 3, and the failure judgment value k can be changed. Therefore, the failure detection can be reliably performed regardless of the state of the battery 3. Can be done.
- FIG. 5 is a flowchart showing the processing of the voltage sensor failure detection apparatus according to the fourth embodiment of the present invention, which is performed periodically (for example, every 10 ms).
- the fourth embodiment differs from the first embodiment in the following. That is, step S404 is added in FIG. 5 to FIG.
- step S404 is added in FIG. 5 to FIG.
- FIG. 5 the changes in FIG. 5 from FIG. 2 will be described.
- the voltage change amount dV of the battery 3 during charge / discharge is expressed by the following equation (2) using the charge / discharge current change amount dI of the battery 3 and the electromotive force change amount dE of the battery 3.
- dV dE + r ⁇ dI (2)
- dE is always positive because the electromotive force always increases, and r ⁇ dI becomes positive when the charging current change amount dI increases, and becomes negative when it decreases.
- FIG. 6 is a diagram showing changes in the charging current when the apparent voltage change amount during charging is approximately 0.
- the charging voltage is charged by constant voltage charging in which the charging voltage is charged at a constant voltage. It is done.
- FIG. 7 is a diagram showing changes in the discharge current when the apparent voltage change amount during discharge becomes substantially zero.
- step S404 when the voltage change amount as described above becomes substantially zero, that is, when the charging current decreases or when the discharging current decreases, the process is terminated without performing the failure determination.
- FIG. 8 is an example of a schematic configuration diagram of a power supply system of an internal combustion engine provided with a voltage sensor failure detection apparatus according to Embodiment 5 of the present invention.
- a change from FIG. 1 is that a failure detection notification means 51 for notifying the outside that the voltage sensor failure detection unit 9 has detected a failure of the voltage sensor is added.
- the failure detection notification means 51 notifies the user when the voltage sensor failure detection unit 9 detects a failure of the voltage sensor 5.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Measurement Of Current Or Voltage (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
V-I近似直線の傾きが略0となり,V-I近似直線のV切片は電圧センサの検出値と略一致する。
この時,例えば,分極電圧が略0である場合には,起電力はV切片,すなわち,電圧センサの検出値と一致する。
図1はこの発明による故障検出装置を設けた内燃機関の電源系の概略構成図の一例である。
内燃機関1と発電機2はベルト等で接続されており内燃機関1が回転すると発電機2も回転する。
発電機2が回転すると発電機2により発電され,発電された電気エネルギーは電池3に充電されたり電圧変換装置10で電圧を変換して電気機器12で消費されたり副電池11に充電される。
内燃機関1を始動するための始動装置13の駆動時の電力は副電池11から供給される。また,電池はリチウムイオン電池等である。
ここで,電池3と副電池11の電圧が異なる場合を想定し,電圧変換装置10を設けたが,電圧が同電位の場合であればスイッチ等で代用してもよい。
さらに入力された充放電電流と,電池電圧とに基づいて電流積算等により電池3の充電状態SOCの演算を行い,電池3が過充電或いは過放電とならないように充放電電流の制御を行う。
それぞれの変化量は,例えば,今回値と前回値との差分量として演算する。
さらに,充放電電流変化量dIsと,電圧変化量dVsとに基づいて電圧センサの故障検出を行う。
以下,図2のフローチャートに基づいてこの発明の実施の形態1に係る故障検出装置について説明する。
V = E + r・I ・・・ (1)
|dIs|が所定値より大きい場合はステップS104に進み,|dIs|が所定値以下の場合には処理を終了する。
図3は,この発明の実施の形態2による電圧センサ5の故障検出装置の処理を示すフローチャートであり,定期的(例えば10ms毎)に実施される。
実施の形態2は実施の形態1に対し,以下が異なる。
すなわち,図2に対し図3ではステップS203が追加されている。
以下,図3における図2からの変更点に関し説明する。
V = E + r・I ・・・ (1)
図4は,この発明の実施の形態3による電圧センサ5の故障検出装置の処理を示すフローチャートであり,定期的(例えば10ms毎)に実施される。
実施の形態3は実施の形態2に対し,以下が異なる。
すなわち,図3に対し図4ではステップS303が追加されている。
以下,図4における図3からの変更点に関し説明する。
なお、電池3の充電状態SOCや劣化度は、BMU8に含まれる充電状態演算手段や劣化度演算手段により算出される。
図5は,この発明の実施の形態4による電圧センサの故障検出装置の処理を示すフローチャートであり,定期的(例えば10ms毎)に実施される。
実施の形態4は実施の形態1に対し,以下が異なる。すなわち,図2に対し図5ではステップS404が追加されている。
以下,図5における図2からの変更点に関し説明する。
dV = dE + r・dI ・・・ (2)
図8は,この発明の実施の形態5による電圧センサの故障検出装置を設けた内燃機関の電源系の概略構成図の一例である。
図1からの変更した点は、電圧センサ故障検出部9により電圧センサの故障を検出したことを外部に通知する故障検出通知手段51を追加したことである。
故障検出通知手段51は電圧センサ故障検出部9が電圧センサ5の故障を検出した時にユーザに通知する。
6 温度センサ,7 CMU,8 BMU,9 電圧センサ故障検出部,
10 電圧変換装置,11 副電池,12 電気機器,13 始動装置,
51 故障検出通知手段
Claims (5)
- 電池の充放電電流を検出する電流センサと,
前記電流センサにより検出した電流に基づいて充放電電流変化量dIsを演算する充放電電流変化量演算手段と,
前記電池の電圧を検出する電圧センサと,
前記電圧センサにより検出した電圧に基づいて電圧変化量dVsを演算する電圧変化量演算手段と,
前記充放電電流変化量dIsが所定値以上であり,前記電圧変化量dVsが故障判定値kより小さい場合に,前記電圧センサが故障状態であると判定する故障検出手段とを備える
ことを特徴とする電圧センサの故障検出装置。 - 前記充放電電流変化量dIsと,前記電池の内部抵抗rとの積r・dIsに応じて前記故障判定値kを設定することを特徴とする請求項1に記載の電圧センサの故障検出装置。
- 前記電池の温度を検出する温度センサと,
前記温度センサにより検出した電池温度Tと,
前記電流センサにて検出した充放電電流と,前記電圧センサにて検出した電圧とに基づいて前記電池の充電状態SOCを演算する充電状態演算手段と,
前記電池の劣化度を演算する劣化度演算手段と,
前記充電状態SOCと前記電池温度Tと前記劣化度とに基づいて前記内部抵抗rを演算する内部抵抗演算手段を備える
ことを特徴とする請求項2に記載の電圧センサの故障検出装置。 - 前記電池の充電電流が減少した場合,或いは,前記電池の放電電流が減少した場合には
故障診断を行わないことを特徴とする請求項1から3の何れか一つに記載の電圧センサの故障検出装置。 - 前記故障検出手段により電圧センサの故障を検出したことを外部に通知する故障検出通知手段を備えることを特徴とする請求項1から4の何れか一つに記載の電圧センサの故障検出装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015510990A JP5866063B2 (ja) | 2013-04-09 | 2013-04-09 | 電圧センサの故障検出装置 |
CN201380074986.0A CN105051552B (zh) | 2013-04-09 | 2013-04-09 | 电压传感器的故障检测装置 |
US14/651,255 US10551468B2 (en) | 2013-04-09 | 2013-04-09 | Failure detection apparatus for voltage sensor |
DE112013006920.2T DE112013006920B4 (de) | 2013-04-09 | 2013-04-09 | Ausfall-Detektionsvorrichtung für Spannungssensor |
PCT/JP2013/060678 WO2014167644A1 (ja) | 2013-04-09 | 2013-04-09 | 電圧センサの故障検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/060678 WO2014167644A1 (ja) | 2013-04-09 | 2013-04-09 | 電圧センサの故障検出装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014167644A1 true WO2014167644A1 (ja) | 2014-10-16 |
Family
ID=51689080
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2013/060678 WO2014167644A1 (ja) | 2013-04-09 | 2013-04-09 | 電圧センサの故障検出装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10551468B2 (ja) |
JP (1) | JP5866063B2 (ja) |
CN (1) | CN105051552B (ja) |
DE (1) | DE112013006920B4 (ja) |
WO (1) | WO2014167644A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106532162A (zh) * | 2015-09-15 | 2017-03-22 | 本田技研工业株式会社 | 蓄电系统的故障形态判定装置 |
CN107340475A (zh) * | 2016-04-29 | 2017-11-10 | 株式会社日立制作所 | 电池故障检测方法和电池故障检测装置 |
JP2019163948A (ja) * | 2018-03-19 | 2019-09-26 | トヨタ自動車株式会社 | バッテリの監視装置 |
JP2020024120A (ja) * | 2018-08-06 | 2020-02-13 | 株式会社豊田自動織機 | 電圧推定装置及び電圧推定方法 |
JP2021508050A (ja) * | 2017-12-21 | 2021-02-25 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングRobert Bosch Gmbh | 対サンプル相関を使用したセンサ故障検出 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6187432B2 (ja) * | 2014-11-14 | 2017-08-30 | 株式会社デンソー | 制御装置 |
CN106526488B (zh) * | 2016-09-27 | 2019-01-25 | 北京理工大学 | 串联式动力电池包内传感器故障诊断方法 |
KR102261481B1 (ko) * | 2017-10-30 | 2021-06-07 | (주)엘지에너지솔루션 | 배터리 퇴화 진단 장치 및 방법 |
KR102255485B1 (ko) * | 2018-01-26 | 2021-05-24 | 주식회사 엘지에너지솔루션 | Soh 분석 장치 및 방법 |
CN111758042A (zh) * | 2018-06-28 | 2020-10-09 | 株式会社Lg化学 | 诊断电流传感器的设备和方法 |
CN110712526B (zh) * | 2019-09-26 | 2021-06-22 | 潍柴动力股份有限公司 | 电压可信性校验方法、校验装置、控制设备及存储介质 |
CN113364068A (zh) * | 2020-03-04 | 2021-09-07 | 南京德朔实业有限公司 | 充电管理方法和电池包 |
US11506695B2 (en) * | 2020-04-13 | 2022-11-22 | Skyworks Solutions, Inc. | Calibration of the external resistance value in the power sourcing equipment of a POE system |
CN111596248A (zh) * | 2020-06-01 | 2020-08-28 | 安徽江淮汽车集团股份有限公司 | 分流器电流采集故障判断方法、装置、设备及存储介质 |
CN111631661B (zh) * | 2020-06-01 | 2022-06-14 | 上海明略人工智能(集团)有限公司 | 洗碗机的故障定位方法、存储介质、电子装置 |
CN113848524A (zh) * | 2021-09-06 | 2021-12-28 | 中国第一汽车股份有限公司 | 一种电池管理系统诊断电流传感器故障的方法、装置、终端及存储介质 |
CN116365456B (zh) * | 2023-04-03 | 2024-02-09 | 南京国电南自电网自动化有限公司 | 一种跨间隔保护数据异常识别及智能处理方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10253682A (ja) * | 1997-03-14 | 1998-09-25 | Honda Motor Co Ltd | 電流センサの故障判定装置 |
JP2008135310A (ja) * | 2006-11-29 | 2008-06-12 | Panasonic Ev Energy Co Ltd | 異常検出装置、異常検出方法、及び異常検出プログラム |
JP2008253129A (ja) * | 2007-03-07 | 2008-10-16 | Matsushita Electric Ind Co Ltd | リチウム系二次電池の急速充電方法およびそれを用いる電子機器 |
JP2012247374A (ja) * | 2011-05-31 | 2012-12-13 | Primearth Ev Energy Co Ltd | 二次電池の制御装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1585374A1 (en) * | 2003-01-17 | 2005-10-12 | JSR Corporation | Circuit board checker and circuit board checking method |
JP4103781B2 (ja) * | 2003-11-19 | 2008-06-18 | トヨタ自動車株式会社 | 負荷駆動回路における異常監視装置 |
JP4622500B2 (ja) * | 2004-12-17 | 2011-02-02 | 日産自動車株式会社 | 車両用電圧センサのオフセット補正装置 |
KR100669476B1 (ko) * | 2005-12-21 | 2007-01-16 | 삼성에스디아이 주식회사 | 배터리의 soc보정 방법 및 이를 이용한 배터리 관리시스템 |
JP4501873B2 (ja) | 2006-02-27 | 2010-07-14 | トヨタ自動車株式会社 | 電源装置の異常判定装置及び異常判定方法 |
JP2009122056A (ja) * | 2007-11-19 | 2009-06-04 | Denso Corp | バッテリ充放電電流検出装置 |
JP4518156B2 (ja) * | 2008-01-28 | 2010-08-04 | 株式会社デンソー | 車両システム |
JP4450254B2 (ja) * | 2008-03-25 | 2010-04-14 | 三菱自動車工業株式会社 | 車両用発電制御装置 |
KR101099811B1 (ko) * | 2009-03-03 | 2011-12-27 | 주식회사 엘지화학 | 배터리 팩의 전류측정부 이상 진단 방법 및 장치 |
JP2011257219A (ja) * | 2010-06-08 | 2011-12-22 | Nissan Motor Co Ltd | 二次電池の内部抵抗又は開放電圧を演算する演算装置 |
EP2612395B1 (en) * | 2010-09-02 | 2020-04-01 | Proterra Inc. | System and methods for battery management |
KR101551062B1 (ko) * | 2014-02-18 | 2015-09-07 | 현대자동차주식회사 | 배터리 셀 불량 진단 장치 및 방법 |
CN105467324B (zh) * | 2014-09-30 | 2020-03-03 | 株式会社杰士汤浅国际 | 电池劣化判定装置、电池劣化判定方法以及电池组 |
-
2013
- 2013-04-09 CN CN201380074986.0A patent/CN105051552B/zh not_active Expired - Fee Related
- 2013-04-09 US US14/651,255 patent/US10551468B2/en not_active Expired - Fee Related
- 2013-04-09 WO PCT/JP2013/060678 patent/WO2014167644A1/ja active Application Filing
- 2013-04-09 DE DE112013006920.2T patent/DE112013006920B4/de not_active Expired - Fee Related
- 2013-04-09 JP JP2015510990A patent/JP5866063B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10253682A (ja) * | 1997-03-14 | 1998-09-25 | Honda Motor Co Ltd | 電流センサの故障判定装置 |
JP2008135310A (ja) * | 2006-11-29 | 2008-06-12 | Panasonic Ev Energy Co Ltd | 異常検出装置、異常検出方法、及び異常検出プログラム |
JP2008253129A (ja) * | 2007-03-07 | 2008-10-16 | Matsushita Electric Ind Co Ltd | リチウム系二次電池の急速充電方法およびそれを用いる電子機器 |
JP2012247374A (ja) * | 2011-05-31 | 2012-12-13 | Primearth Ev Energy Co Ltd | 二次電池の制御装置 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106532162A (zh) * | 2015-09-15 | 2017-03-22 | 本田技研工业株式会社 | 蓄电系统的故障形态判定装置 |
CN106532162B (zh) * | 2015-09-15 | 2019-04-12 | 本田技研工业株式会社 | 蓄电系统的故障形态判定装置 |
CN107340475A (zh) * | 2016-04-29 | 2017-11-10 | 株式会社日立制作所 | 电池故障检测方法和电池故障检测装置 |
JP2021508050A (ja) * | 2017-12-21 | 2021-02-25 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングRobert Bosch Gmbh | 対サンプル相関を使用したセンサ故障検出 |
JP2019163948A (ja) * | 2018-03-19 | 2019-09-26 | トヨタ自動車株式会社 | バッテリの監視装置 |
JP2020024120A (ja) * | 2018-08-06 | 2020-02-13 | 株式会社豊田自動織機 | 電圧推定装置及び電圧推定方法 |
Also Published As
Publication number | Publication date |
---|---|
US10551468B2 (en) | 2020-02-04 |
JP5866063B2 (ja) | 2016-02-17 |
DE112013006920T5 (de) | 2015-12-24 |
CN105051552B (zh) | 2018-11-02 |
CN105051552A (zh) | 2015-11-11 |
JPWO2014167644A1 (ja) | 2017-02-16 |
DE112013006920B4 (de) | 2019-07-04 |
US20150316636A1 (en) | 2015-11-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5866063B2 (ja) | 電圧センサの故障検出装置 | |
CN106030326B (zh) | 二次电池系统 | |
KR101696160B1 (ko) | 전압 측정을 통한 배터리 랙 파손 방지 장치, 시스템 및 방법 | |
JP5868499B2 (ja) | 電池制御装置 | |
US9373973B2 (en) | Apparatus, system, and method of preventing battery rack damage by measuring current | |
US20130187611A1 (en) | Cell voltage equalizer for multi-cell battery pack | |
CN106662620B (zh) | 电池状态探测装置、二次电池系统、存储介质、电池状态探测方法 | |
WO2014103707A1 (ja) | 電動車両を用いた電力供給装置 | |
US9551750B2 (en) | Monitoring system and vehicle | |
US9864013B2 (en) | Deterioration detecting apparatus and deterioration detecting method | |
WO2012132160A1 (ja) | 劣化測定装置、二次電池パック、劣化測定方法、およびプログラム | |
JPWO2014115513A1 (ja) | 電池モジュールの故障推定システム | |
JP5959566B2 (ja) | 蓄電池の制御装置 | |
JP5838224B2 (ja) | 電池制御装置 | |
US9694698B2 (en) | Power storage system and control device of power storage device | |
JP6018169B2 (ja) | 蓄電装置の故障判定方法 | |
JP6365820B2 (ja) | 二次電池の異常判定装置 | |
JP2013005482A (ja) | 組電池の制御装置 | |
JP2012125121A (ja) | 充電システム及び蓄電池劣化判定方法 | |
JP2016133405A (ja) | 監視装置、及び電池監視システム | |
KR102314351B1 (ko) | 배터리 관리 시스템의 수명 관리 시스템 및 방법 | |
JP2012165580A (ja) | 蓄電装置の制御装置 | |
JP2014147139A (ja) | 蓄電池システム | |
JP2014196967A (ja) | 電池制御装置、蓄電装置 | |
JP2018137058A (ja) | 電池装置および電池装置の制御方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201380074986.0 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13882054 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2015510990 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14651255 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1120130069202 Country of ref document: DE Ref document number: 112013006920 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 13882054 Country of ref document: EP Kind code of ref document: A1 |