WO2012043744A1 - Dispositif de commande de charge - Google Patents

Dispositif de commande de charge Download PDF

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Publication number
WO2012043744A1
WO2012043744A1 PCT/JP2011/072425 JP2011072425W WO2012043744A1 WO 2012043744 A1 WO2012043744 A1 WO 2012043744A1 JP 2011072425 W JP2011072425 W JP 2011072425W WO 2012043744 A1 WO2012043744 A1 WO 2012043744A1
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WO
WIPO (PCT)
Prior art keywords
voltage
battery
charging
battery unit
current
Prior art date
Application number
PCT/JP2011/072425
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English (en)
Japanese (ja)
Inventor
久保　守
太田垣　和久
福田　康宏
正寛 牧野
文生 米田
俊之 平田
Original Assignee
三洋電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP2012536559A priority Critical patent/JPWO2012043744A1/ja
Publication of WO2012043744A1 publication Critical patent/WO2012043744A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44—Methods for charging or discharging
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H02J7/04—Regulation of charging current or voltage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a charging control device that controls charging of a battery.
  • Patent Documents 1-3 describe a power supply system that stores power from a system power supply in a storage battery, converts the DC power from the storage battery to AC power at a necessary timing, and supplies the power to a load connected to the system power supply. Is described.
  • a storage battery is charged with late-night power from a commercial power supply, and direct current power from the storage battery is converted into alternating current power during the daytime and supplied to a load.
  • the storage battery deteriorates with use. And when it deteriorates, it will become impossible to maintain the electrical storage amount calculated
  • the present invention is a battery charge control device, comprising: a voltage sensor that detects a voltage of the battery; a constant current control circuit that controls a charge current to the battery to a constant current; and a charge voltage to the battery.
  • the constant voltage control circuit that controls the voltage, the voltage of the battery detected by the voltage sensor, and the voltage setting value are compared, and based on the comparison result, constant current charging is performed until the battery voltage reaches the voltage setting value,
  • a control circuit that controls to perform constant voltage charging after reaching the voltage setting value; and a deterioration detection circuit that detects deterioration of the battery, wherein the control circuit detects the battery detected by the deterioration detection circuit.
  • the voltage setting value is changed to be higher as the deterioration of the value proceeds.
  • the deterioration detection circuit detects the deterioration of the battery from the integrated value of the charging current in one charge.
  • the deterioration detection circuit detects the deterioration of the battery from the internal resistance of the battery estimated from the voltage of the battery at the time of charging.
  • the power supply system includes a bidirectional power conversion unit 200, a battery unit 202, a system power supply 204, and a control unit 206, as shown in FIG.
  • the bidirectional power converter 200 is connected to a battery unit 202 that is a DC power source and an AC system power source 204.
  • a load 208 is connected to the system power supply 204, and AC power is supplied from the system power supply 204 to the load 208.
  • the battery unit 202 is connected to the load 208 via the bidirectional power conversion unit 200, and DC power from the battery unit 202 is converted into AC power by the bidirectional power conversion unit 200 and supplied to the load 208.
  • the battery unit 202 includes a storage battery that is a secondary battery.
  • the battery unit 202 is configured, for example, by connecting storage battery cells such as lithium ion batteries in series and parallel, and a DC open circuit voltage of about 200 V is adopted.
  • the battery unit 202 includes, for example, a plurality of battery packs that are configured by connecting 13 lithium ion battery storage battery cells connected in parallel and further connecting 13 sets in series.
  • the battery unit 202 is configured by connecting, for example, four battery pack rows in which five battery packs are connected in series, but the battery unit may be configured by one battery pack.
  • the battery unit 202 is provided with a voltage detection sensor, a current detection sensor, and a temperature detection sensor, and outputs the output voltage, charge / discharge current, and temperature of the battery unit 202 to the control unit 206.
  • the system power source 204 is, for example, an AC commercial power source.
  • system power supply 204 is a single-phase 200V AC power supply, but is not limited to this.
  • the bidirectional power converter 200 converts the DC power output from the battery unit 202 into AC power and supplies it to the load 208, and converts AC power from the system power supply 204 into DC power. Used to charge the battery unit 202.
  • the battery unit 202 is charged with AC power from the system power source 204 at midnight or the like when power usage is low, and is discharged from the battery unit 202 during a period when the power consumption by the load 208 is large, such as daytime. Is supplied to the load 208 in a manner superimposed on the power supplied from the power supply. Thereby, the power consumption can be averaged, and the peak of the power consumption can be reduced.
  • the bidirectional power converter 200 includes a step-up / down circuit 200a, an inverter circuit 200b, and a control circuit 200c.
  • the bidirectional power converter 200 is connected to an external controller 206, and the step-up / step-down circuit 200a and the inverter circuit 200b are controlled by a control circuit 200c that receives a control signal from the controller 206.
  • the step-up / step-down circuit 200a realizes a function of boosting the voltage output from the battery unit 202 and supplying it to the inverter circuit 200b, and a function of stepping down the voltage output from the inverter circuit 200b and supplying it to the battery unit 202. To do.
  • the step-up / down circuit 200a includes a capacitor C1, an inductor L1, and switching elements SW1 and SW2.
  • the positive line connected to the positive output terminal of the battery unit 202 and the negative line connected to the negative output terminal are connected to the step-up / down circuit 200a.
  • a capacitor C1 is connected between the positive and negative lines.
  • the positive line is connected to a connection point between the two switching elements SW1 and SW2 via the coil L1.
  • the switching elements SW1 and SW2 are each composed of an N-type transistor and a free-wheeling diode connected in parallel.
  • a power transistor that flows a large current such as an IGBT, is employed. When the transistor is turned on, a current flows from the positive side (collector) to the negative side (emitter). Current is sent from the positive side to the positive side (collector side of the transistor).
  • the switching elements SW1 and SW2 can also be configured using FETs.
  • Switching element SW1 has its collector connected to the positive bus of inverter circuit 200b and its emitter connected to the collector of switching element SW2.
  • the emitter of the switching element SW2 is connected to the negative line.
  • the gates of the switching elements SW1 and SW2 are connected to the control circuit 200c, and the control circuit 200c controls on / off of the transistors of the switching elements SW1 and SW2. That is, a full-arm DC converter is configured by the coil L1 and the switching elements SW1 and SW2, and the switching circuit SW1 is kept off by the control circuit 200c, and the switching element SW2 is turned on / off to control the inverter circuit 200b.
  • a DC voltage obtained by boosting the output voltage from the battery unit 202 can be obtained on the positive bus side.
  • the power supplied from the battery unit 202 of the step-up / down circuit 200a to the inverter circuit 200b and the battery unit 202 from the inverter circuit 200b are controlled by changing the voltage by controlling the ON / OFF duty ratio of the switching elements SW1 and SW2. It is possible to control the power transfer of the power supplied to.
  • control unit 206 receives information on the power supplied from the system power supply 204 and the required power of the load 208 obtained by the sensor S4, and the power supplied from the battery unit 202 to the load 208 from these information, that is, Electric power to be superimposed from the battery unit 202 to the system power supply 204 is obtained.
  • the control unit 206 outputs a control signal instructing that the obtained power is supplied from the battery unit 202 to the control circuit 200c.
  • the control circuit 200c receives the voltage Vd and charge / discharge current Id of the battery unit 202 by the sensor S1 and the intermediate voltage Vm measured by the sensor S2, and based on these values and the control signal received from the control unit 206.
  • the on / off duty ratio of the switching elements SW1 and SW2 is controlled so as to achieve a desired power transfer.
  • a capacitor C2 is connected between the negative bus of the inverter circuit 200b to which the emitter of the switching element SW2 is connected and the positive bus of the inverter circuit 200b to which the collector of the switching element SW1 is connected. The voltage is smoothed.
  • a terminal voltage with respect to the negative bus of the capacitor C2 is an intermediate voltage Vm. Note that the voltage at the connection point between the switching elements SW1 and SW2 appears on the positive bus of the capacitor C2 via a freewheeling diode connected in parallel to the switching element SW1. Further, as described above, the sensor S1 has both functions of a voltage sensor and a current sensor.
  • the intermediate voltage Vm between the positive and negative buses of the inverter circuit 200b is controlled to be higher than the output voltage Vd of the battery unit 202.
  • the voltage Vd of the battery unit 202 is higher than the intermediate voltage Vm, it is only necessary to provide a step-up / down circuit that can increase the voltage from the intermediate voltage Vm to the battery unit 202 side to supply power and transport the power.
  • the inverter circuit 200b includes switching elements SW3, SW4, SW5, and SW6.
  • the switching elements SW3, SW4, SW5, and SW6 are each composed of an N-type transistor and a free-wheeling diode connected in parallel.
  • a power transistor such as an IGBT that allows a large current to flow is adopted.
  • the switching elements SW3 and SW5 constitute the upper arm of the inverter circuit 200b, and the switching elements SW4 and SW6 constitute the lower arm of the inverter circuit 200b.
  • These switching elements SW4 to SW6 may be configured using FETs similarly to the switching elements SW1 and SW2.
  • two arms of a series connection of switching elements SW3 and SW4 and a series connection of switching elements SW5 and SW6 are connected between the positive and negative buses of the inverter circuit 200b.
  • the collectors of switching elements SW3 and SW5 are connected to the positive bus, respectively, and the emitters are connected to the collectors of switching elements SW4 and SW6.
  • the emitters of the switching elements SW4 and SW6 are connected to the negative bus.
  • the single-phase inverter circuit 200b is configured by the switching elements SW3, SW4, SW5, and SW6.
  • connection point of the switching elements SW3 and SW4 is an AC output terminal connected to one end of the system power supply 204 via the coil L2, and the connection point of the switching elements SW5 and SW6 is connected to the system via the coil L3.
  • the AC output terminal is connected to the other end of the power source 204.
  • a capacitor C3 is connected between the AC output end sides of the coil L2 and the coil L3.
  • the coils L2 and L3 and the capacitor C3 are required for the function of removing high frequency components generated in the alternating current of the inverter circuit 200b and the function of bringing the phase of the alternating current close to the phase of the alternating voltage.
  • the switching elements SW3, SW4, SW5 and SW6 are on / off controlled by the control circuit 200c.
  • the DC power supplied from the step-up / down circuit 200a is converted into an inverter when the battery unit 202 is discharged, that is, during the period when power is supplied from the battery unit 202 to the load 208. It is converted into AC power by the circuit 200b and supplied to the load 208.
  • the control circuit 200c receives the input voltage Va and the input / output current Ia to the inverter circuit 200b measured by the sensor S3, detects the zero cross point from these signals, and is supplied from the system power supply 204 to the load 208.
  • the ON / OFF duty of the switching elements SW3, SW4, SW5 and SW6 is controlled so that AC power synchronized with the voltage phase of the power to be output is output from the inverter circuit 200b.
  • AC power can be supplied to the load 208 from both the system power supply 204 and the battery unit 202.
  • the switching elements SW3, SW4, SW5 and SW6 of the inverter circuit 200b are all turned off, and only the action of the bridge circuit of the freewheeling diode included in the switching elements SW3, SW4, SW5 and SW6.
  • AC power from the system power supply 204 is rectified and supplied to the step-up / step-down circuit 200a.
  • the lower switching element SW2 is fixed to OFF, and the switching element SW1 is PWM-controlled to control the charging current and charge the battery unit 202.
  • the system power supply 204 is a 200V single-phase alternating current, and its peak voltage is about 280V. Therefore, if the supply current from the system power supply 204 side is larger than the charging current of the battery unit 202, the intermediate voltage Vm settles to about 280V. Therefore, the battery unit 202 can be charged by turning on the switching element SW1.
  • the battery unit 202 is charged in a constant current mode (CC mode) until the voltage Vd of the battery unit 202 reaches a predetermined value Vth.
  • Charging in the CC mode is performed by PWM control of the switching element SW1 as described above, but the control circuit 200c controls to a constant current while monitoring the detected value of the charging current Id of the battery unit 202 ( Constant current control circuit).
  • the control circuit 200c switches the charging mode to the constant voltage mode (CV mode) in accordance with an instruction from the control unit 206.
  • the control circuit 200c performs PWM control of the switching element SW1 under the condition that Vd is constant while monitoring the voltage Vd of the battery unit 202 (constant voltage control circuit). Then, in the CV mode, the charging is terminated when the charging current reaches a predetermined low current value Iend. For this reason, the voltage Vd at the end of constant voltage charging is substantially the voltage of the battery unit 202.
  • the storage battery deteriorates with use. This is said to be affected by an increase in the number of charge / discharge cycles, the cumulative charge / discharge amount, etc., depending on the aging of the material.
  • the amount of electricity stored is proportional to the storage battery voltage, but when the battery deteriorates, the amount of electricity stored becomes small even if the storage battery voltage is the same. Therefore, in the case of a deteriorated battery, the storage battery voltage when the required amount of stored electricity is maintained is higher than that of the initial storage battery.
  • the voltage of the battery unit 202 at the end of charging is a voltage (basically the same) corresponding to the charging voltage Vd in the CV mode. Therefore, the charged amount at the end of charging is smaller in the deteriorated battery unit 202 than in the initial battery unit 202.
  • the necessary amount of electricity is determined, and it is desired to maintain the amount of electricity stored at the end of charging at or above the required amount.
  • the voltage Vth at the time of constant voltage charging is changed to be higher than the initial Vth0 as the storage battery deteriorates. Therefore, charging is performed to a higher voltage in the CC mode, and then the constant voltage charging is performed by shifting to the CV mode.
  • the voltage of the battery unit 202 at the end of charging becomes the constant voltage charging voltage Vd, which is higher than the constant voltage charging voltage Vd0 for the initial battery unit 202. Therefore, the amount of electricity stored in the battery unit 202 at the end of charging can be increased. Therefore, by setting the voltage Vth at the time of constant voltage charging to a value corresponding to the necessary amount of charge, it is possible to always perform charging while ensuring the necessary amount of charge.
  • the battery unit 202 which became unable to ensure the required charge amount it is considered that it is a lifetime and is replaced
  • exchanged about the battery unit 202 which became unable to ensure the required charge amount
  • the deterioration of the storage battery of the battery unit 202 can be basically detected by the amount of accumulated charging current during charging.
  • the relationship between the storage battery voltage and the storage amount from the complete discharge (0%) to the full charge (100%) at the initial charge is stored.
  • decrease in electrical storage capacity is detectable by detecting the electric current amount until the charge stop in the case of charge.
  • the relationship between the storage battery voltage and the storage amount such as 5% to 95% instead of the storage amount of 0% to 100% may be stored.
  • the storage battery voltage at the time of starting charge is memorize
  • Various methods have been proposed for detecting the storage capacity of the storage battery, and any method may be adopted.
  • the degree of deterioration of the battery unit 202 can be detected from the decrease in the storage capacity.
  • the deterioration of the storage battery of the battery unit 202 can be detected by detecting an increase in the internal resistance of the storage battery.
  • the voltage of the battery unit 202 measured by the sensor S1 increases during charging due to the influence of the internal resistance of the battery unit 202, and conversely decreases during discharging. Therefore, this is used to detect an increase in the internal resistance of the storage battery. Can do. More specifically, the voltage of the battery unit 202 detected by the sensor S1 when charging / discharging is compared with the voltage of the battery unit 202 detected by the sensor S1 when not charging / discharging, and this difference is It is determined that the deterioration of the battery unit 202 progresses as the value increases.
  • Vth is obtained by calculation according to the detected value of the storage capacity, and this is used at the next charge.
  • the difference between the internal resistance and the pre-update may be taken into consideration, and the difference in internal resistance may be multiplied by a predetermined constant L.
  • Vth may be determined with reference to a prepared table showing the relationship between the voltage difference and Vth.
  • the battery deterioration detection described above is performed by the control circuit 200c based on the current value and voltage value measured by the sensor S1. Therefore, the control circuit 200c functions as a deterioration detection circuit.
  • the battery unit 202 includes a large number of battery cells 10. A predetermined number of battery cells are connected in parallel, and a predetermined number of battery cells are connected in series. Therefore, it has an output voltage corresponding to the number of battery cells 10 connected in series, and has a current output capability corresponding to the number of parallel connections. Further, the amount of electricity stored depends on the number of battery cells 10.
  • both ends of each row of the battery cells 10 connected in parallel are connected to the protection circuit 12.
  • the protection circuit 12 monitors the voltage of the battery cell 10 and the entire voltage from the voltage at each point, and when overcharge is likely to occur, outputs a signal regarding this.
  • the microprocessor 14 is connected to the protection circuit 12, and the microprocessor 14 receives a signal from the protection and receives the output voltage of the battery unit 202.
  • an isolator 16 is connected to the microprocessor 14, and here, the microprocessor 14 exchanges signals with the outside by disconnecting from the high voltage system of the battery pack.
  • the voltage of the entire battery unit 202 is detected by the voltage sensor 18, and the current flowing through the battery unit 202 is detected by the current sensor 20 and supplied to the microprocessor 14. Note that one provided in the protection circuit 12 may be used.
  • the microprocessor 14 can output the current value and voltage value at that time, and stores the number of times of charge, the accumulated charge / discharge current amount, the voltage at the end of charge, etc. in a non-volatile memory, and can output it. .
  • the battery unit 202 shown in FIG. 5 may have an output voltage of 40 to 50 V, and it is preferable to connect them in series to form the battery unit 202 shown in FIG.
  • FIG. 6 shows a flowchart when the battery unit 202 is charged. Such control is performed by the control unit 206.
  • the control unit 206 starts charging the battery unit 202.
  • the battery deterioration degree of the battery unit 202 is detected (S11).
  • the degree of deterioration is detected by the storage capacity sent from the battery unit 202 or the like.
  • the predetermined value Vth may be set every time, it is preferable to set the predetermined value Vth for a certain range.
  • the predetermined value Vth is updated to an appropriate value at that time (S13).
  • Vth is updated in S13 and when it is determined that Vth is appropriate in S12, a charging process in the CC mode (constant current) is performed (S14). As described above, this constant current is performed by PW control of the switching element SW1 in the step-up / step-down circuit 200a.
  • step S15 If it is YES in S15, it shifts to constant voltage charging (CV mode) and performs CV mode charging (S16). Next, in the charging in the CV mode, it is determined whether or not the charging current has reached the charging end current Iend (S17). If not, the process returns to S16 and the constant voltage charging is continued. On the other hand, if it is determined in step S17 that charging has ended, the charging process ends.
  • CV mode constant voltage charging
  • Iend Iend
  • the charging voltage Vd cannot rise above a predetermined value, and when the obtained charging voltage Vd reaches the upper limit voltage, the battery unit 202 is replaced.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)

Abstract

Le but de l'invention est de maintenir la charge électrique nécessaire dans une batterie. La tension d'une batterie (202) est détectée à l'aide d'un capteur (S1). Un circuit de commande (200c) est en mesure d'effectuer une commande de charge à courant constant afin de commander le courant de charge vers la batterie (202) à un courant constant, ainsi qu'une commande de charge de tension constante afin de commander la tension de charge vers la batterie (202) à une tension constante. La tension de la batterie détectée par le capteur (S1) et la valeur de définition de tension sont comparées, et une commande est effectuée en fonction des résultats de comparaison de sorte que la batterie soit chargée à un courant constant jusqu'à ce que la tension de la batterie atteigne la valeur de définition de tension et de sorte que la batterie soit chargée à une tension constante après avoir dépassé la valeur de définition de tension. La valeur de définition de tension peut être modifiée.
PCT/JP2011/072425 2010-09-29 2011-09-29 Dispositif de commande de charge WO2012043744A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2012536559A JPWO2012043744A1 (ja) 2010-09-29 2011-09-29 充電制御装置

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JP2010220011 2010-09-29
JP2010-220011 2010-09-29

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WO2012043744A1 true WO2012043744A1 (fr) 2012-04-05

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103730915A (zh) * 2012-10-10 2014-04-16 国基电子（上海）有限公司 充电控制方法及使用该方法的电子装置
JP2015171275A (ja) * 2014-03-10 2015-09-28 株式会社豊田自動織機 二次電池の充電装置および充電方法
CN105322245A (zh) * 2014-07-31 2016-02-10 中信国安盟固利动力科技有限公司 一种提高锂离子电池充电效率的充电方法
JP2016096696A (ja) * 2014-11-17 2016-05-26 レノボ・シンガポール・プライベート・リミテッド 二次電池の寿命期間を延長するバックアップ・システム、管理方法および情報処理装置
WO2018180333A1 (fr) * 2017-03-29 2018-10-04 株式会社オートネットワーク技術研究所 Dispositif de commande pour système d'alimentation électrique embarqué, et système d'alimentation électrique embarqué
JP2019506829A (ja) * 2016-01-29 2019-03-07 トヨタ・モーター・ヨーロッパＴｏｙｏｔａ Ｍｏｔｏｒ Ｅｕｒｏｐｅ 蓄電池充電のための制御装置および蓄電池を充電する方法
CN109622425A (zh) * 2018-12-12 2019-04-16 江苏时代新能源科技有限公司 一种筛选黑斑析锂风险电芯的方法
WO2020233552A1 (fr) * 2019-05-23 2020-11-26 The University Of Hong Kong Système et procédé de charge de batterie utilisant un seuil de tension de batterie à ajustement dynamique pour commuter des modes de charge

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000270491A (ja) * 1999-03-16 2000-09-29 Nissan Motor Co Ltd リチウムイオン電池充電方法及びリチウムイオン電池充電装置
JP2002142379A (ja) * 2000-11-06 2002-05-17 Sanyo Electric Co Ltd 電池の充電方法
JP2009071986A (ja) * 2007-09-13 2009-04-02 Fuji Heavy Ind Ltd 車載バッテリの劣化度演算装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000270491A (ja) * 1999-03-16 2000-09-29 Nissan Motor Co Ltd リチウムイオン電池充電方法及びリチウムイオン電池充電装置
JP2002142379A (ja) * 2000-11-06 2002-05-17 Sanyo Electric Co Ltd 電池の充電方法
JP2009071986A (ja) * 2007-09-13 2009-04-02 Fuji Heavy Ind Ltd 車載バッテリの劣化度演算装置

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103730915A (zh) * 2012-10-10 2014-04-16 国基电子（上海）有限公司 充电控制方法及使用该方法的电子装置
JP2015171275A (ja) * 2014-03-10 2015-09-28 株式会社豊田自動織機 二次電池の充電装置および充電方法
CN105322245A (zh) * 2014-07-31 2016-02-10 中信国安盟固利动力科技有限公司 一种提高锂离子电池充电效率的充电方法
JP2016096696A (ja) * 2014-11-17 2016-05-26 レノボ・シンガポール・プライベート・リミテッド 二次電池の寿命期間を延長するバックアップ・システム、管理方法および情報処理装置
JP2019506829A (ja) * 2016-01-29 2019-03-07 トヨタ・モーター・ヨーロッパＴｏｙｏｔａ Ｍｏｔｏｒ Ｅｕｒｏｐｅ 蓄電池充電のための制御装置および蓄電池を充電する方法
US10903669B2 (en) 2016-01-29 2021-01-26 Toyota Motor Europe Control device and method for charging a rechargeable battery
WO2018180333A1 (fr) * 2017-03-29 2018-10-04 株式会社オートネットワーク技術研究所 Dispositif de commande pour système d'alimentation électrique embarqué, et système d'alimentation électrique embarqué
CN109622425A (zh) * 2018-12-12 2019-04-16 江苏时代新能源科技有限公司 一种筛选黑斑析锂风险电芯的方法
WO2020233552A1 (fr) * 2019-05-23 2020-11-26 The University Of Hong Kong Système et procédé de charge de batterie utilisant un seuil de tension de batterie à ajustement dynamique pour commuter des modes de charge
JP2022537892A (ja) * 2019-05-23 2022-08-31 ザ・ユニバーシティ・オブ・ホンコン 動的に調整されたバッテリー電圧しきい値を用いて充電モードを切り換えるバッテリー充電システム及び方法
JP7440105B2 (ja) 2019-05-23 2024-02-28 ザ・ユニバーシティ・オブ・ホンコン 動的に調整されたバッテリー電圧しきい値を用いて充電モードを切り換えるバッテリー充電システム及び方法

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