WO2015136320A1 - Détermination d'état sans arrêt inaperçu de batterie - Google Patents

Détermination d'état sans arrêt inaperçu de batterie Download PDF

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Publication number
WO2015136320A1
WO2015136320A1 PCT/IB2014/001216 IB2014001216W WO2015136320A1 WO 2015136320 A1 WO2015136320 A1 WO 2015136320A1 IB 2014001216 W IB2014001216 W IB 2014001216W WO 2015136320 A1 WO2015136320 A1 WO 2015136320A1
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WO
WIPO (PCT)
Prior art keywords
battery
voltage
alert
controller
responsive
Prior art date
Application number
PCT/IB2014/001216
Other languages
English (en)
Inventor
Chun Chieh CHANG
Tsun Yu CHANG
Original Assignee
Changs Ascending Enterprise Co., Ltd.
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 Changs Ascending Enterprise Co., Ltd. filed Critical Changs Ascending Enterprise Co., Ltd.
Priority to RU2016139442A priority Critical patent/RU2663087C2/ru
Priority to PCT/IB2014/001216 priority patent/WO2015136320A1/fr
Priority to KR1020167027352A priority patent/KR20160132890A/ko
Priority to CN201480077844.4A priority patent/CN106164688A/zh
Publication of WO2015136320A1 publication Critical patent/WO2015136320A1/fr
Priority to HK17104909.3A priority patent/HK1231562A1/zh

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Classifications

    • 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]
    • 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
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • 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
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
    • 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
    • G01R31/3646—Constructional arrangements for indicating electrical conditions or variables, e.g. visual or audible indicators
    • 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]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • 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
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • 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
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • 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
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/005—Detection of state of health [SOH]
    • 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
    • H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
    • 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
    • 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
    • G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
    • 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]
    • G01R31/392—Determining battery ageing or deterioration, e.g. state of health
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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 disclosure is generally related to the determination of state of health of the battery while preventing unnoticed battery shut down.
  • One scenario that may lead to unnoticed shut down of the battery system is when one of the batteries (or battery sets) connected in series reaches a cut-off condition before the battery system's working lower-cut-off voltage is reached. In this case, a battery system shut down may result without notice.
  • the determination of state of health may not be easily conducted without complicated and prolonged processes. For example, probing individual battery or battery set capacity separately involves cycling each battery. This is a long and complicated process that cannot be conducted on a daily basis, and hence increases the risk of unnoticed shut down of the battery system during users' daily operation.
  • a battery control system comprising: a plurality of battery units comprising a battery system; and a controller coupled to the plurality of battery units, the controller configured to monitor, for each battery unit, a first voltage and a second voltage, the first voltage corresponding to an absolute value of a shut-off voltage and a second voltage corresponding to a warning voltage, the first voltage smaller than the second voltage, wherein responsive to one of the battery units reaching the second voltage, the controller is configured to provide a first alert before the any of the battery units reaches the first voltage.
  • FIG. 1A is a block diagram that illustrates an example battery system that implements an embodiment of a battery control system.
  • FIG. 1 B is a block diagram that illustrates another example battery system that implements an embodiment of a battery control system.
  • FIG. 2 is a flow diagram that illustrates one embodiment of a battery control method.
  • FIG. 3 is a flow diagram that illustrates another embodiment of a battery control method.
  • FIG. 4 is a plot diagram that illustrates one example of a battery control method utilized in an electric golf cart.
  • the battery control system comprises one or more controllers that monitor plural voltages of each battery of a battery system, including the absolute cut-off voltage and a warning voltage, and alert a user of an impending shutdown in the battery system.
  • certain embodiments of battery control systems alert a user (or device in some embodiments, such as where automated control is desired) to take certain actions responsive to one or more of the batteries reaching the warning voltage, hence avoiding or preventing the one or more batteries from reaching the absolute cut-off voltage.
  • a battery control system also provides a state of health determination, as described further below.
  • Providing this information on the lower charge capacity and state of health of the battery (or battery sets) enables the user to avoid the unnoticed shut down risk, and at the same time, urge the user conduct proper activities such as getting battery maintenance.
  • a simple and viable method as well as apparatus (and system) are introduced for battery state of health monitoring that may be conducted on a daily (regular) basis without the occurrence of unnoticed battery shut down.
  • a battery refers to a single battery cell
  • a battery cell set refers to several batteries cells in parallel.
  • a battery unit as used herein contemplates either a battery cell or a battery cell set.
  • reference herein to a module refers to battery cells being connected in series and/or parallel (e.g. a 13.3V 40Ah lithium iron battery comprises a module that consists of four battery cell sets in series, each set consists of four 10Ah battery cells in parallel).
  • a battery system as used herein refers to battery modules being connected in series and parallel. All terminologies mentioned above will be used throughout the present disclosure.
  • FIG. 1A shown is a block diagram that illustrates an example battery system 10 that implements an embodiment of a battery control system.
  • the battery system 10 depicted in FIG. 1A (and 1 B) is merely illustrative, and that other battery systems with a different arrangements of components may be used and may incorporate certain embodiments of a battery control system.
  • the battery system 10 comprises a plurality of battery units, including battery units 12-26, arranged in series, as depicted in FIG. 1A.
  • the plurality of battery units 12-26 may generally be denoted with reference numeral 28.
  • the battery units 28 are embodied as battery cells, with the understanding that the battery units 28 may be embodied as battery sets in some implementations.
  • the plurality of battery units 28 collectively define a single module in this example.
  • the battery system 10 further comprises a controller 30 coupled to each of the plurality of battery units 28.
  • the plurality of battery units 28 are also coupled, in series, to a load 32.
  • the battery control system comprises the controller 30 and the plurality of battery units 28, though some embodiments may include fewer or additional components.
  • the module and the controller 30 may be packed in the same integrated device, and in some embodiments, the module and controller may be coupled yet separate.
  • the controller 30 is utilized in monitoring the voltages of each battery unit 12-26 connected in series.
  • the first voltage is the absolute cut-off voltage
  • the second voltage is a warning voltage that is higher than the first voltage. Note that for battery units configured as battery sets, monitoring of the set need only be performed given the parallel arrangement of a battery set. Meanwhile, the overall voltage for all the battery units 28 connected in series is also monitored as a system voltage.
  • a first alert (e.g., signal) is sent to a user or vehicle through mechanisms such as a buzzer, lighting, or any analog or digital mechanisms.
  • the user or vehicle should decrease the load 32 (such as decrease the speed or the motor rpm) for preventing the first alert from being generated continuously. If the load reduction does not prevent the first alert from being generated continuously, this condition is referred to as an "end" of discharge.
  • the system voltage (e.g., monitored at the battery module) may be used in determining the state of health of the battery units 28 connected in series.
  • FIG. 1 B is a block diagram that illustrates another example battery system 10A that implements an embodiment of a battery control system.
  • the example battery system 10A comprises, in part, similar features as shown in FIG. 1A.
  • the plurality of battery units 28 are shown connected together in series, with each battery unit 28 monitored by a controller 30A for detecting the first and second voltages.
  • FIG. 1 B is another plurality of battery units 34 arranged in series, with each battery unit 34 monitored by a controller 36 for the first and second voltages.
  • the plurality of battery units 28 and 34 are coupled together in series, with each also coupled to a load 38.
  • the plurality of battery units 28 comprise a module 40, and the plurality of battery units 34 comprise another module 42.
  • the module 40 and the controller 30A (and module 42 and controller 36) may be packaged in the same integrated device.
  • the module 40 and the controller 30A may be packaged in one integrated device, and the module 42 and controller 36 may be packaged in the same integrated device that is different than the integrated device comprising the module 40 and controller 30A.
  • the modules and controllers may be coupled yet separate devices. Unlike the controller 30 in the first example in FIG. 1A, the controllers 30A and 36 in FIG. 1 B are not configured to monitor the state of the health and system voltages.
  • controllers 30A and 36 may be configured to monitor the state of the health and system voltages, yet not operate in that manner (e.g., functionality deactivated or disabled).
  • Controller 44 is included in the example battery system 10A and configured to monitor the load 38 and hence the system voltage and provide state of health determinations (e.g., capacity shortage problems).
  • the controllers 30A, 36, and 44 communicate (e.g., via a wired or wireless medium) with one another (e.g., as depicted with a dashed line) to provide the function of alerting a user or device (e.g., vehicle) of when the warning voltage has been reached by one or more of the battery units 28 and 34, and to do so before reaching the cut-off voltage, which if occurred, may result in an unnoticed shut-down or failure.
  • the first voltage will not be reached unexpectedly.
  • the battery unit capacity information (e.g., capacity or capacity information, unlike capacity used in the background portion of the disclosure, refers to the knowledge or indicator of a shortage in capacity) between the second voltage and the first voltage enables the user or device to conduct proper activities before the battery system 10 (or 10A) shuts down.
  • the generator usually powered by an internal combustion engine
  • controllers 30, 30A, and 36 are used to monitor (e.g., detect) the first and second voltages for each battery unit of the plurality of battery units 28 and 34, respectively, and the controller 44 (and 30) is used to monitor the system voltage and provide state of health determination of each of the plurality of battery units 28 and 34 connected in series.
  • the controllers 30A and 36 may be configured to monitor the module voltages for comparison with the system voltage monitored by the controller 44.
  • the controller 44 may be coupled to, or integrated with, one or more modules of battery units, where the battery control system may be implemented in each battery module by monitoring voltages of each battery unit (e.g., battery cell or set) and comparing with the battery system voltage that contains several such battery modules (or in some embodiments, the controller 44 does not contain one or more battery modules).
  • the battery control system may be implemented in each battery module by monitoring voltages of each battery unit (e.g., battery cell or set) and comparing with the battery system voltage that contains several such battery modules (or in some embodiments, the controller 44 does not contain one or more battery modules).
  • the controllers 30, 30A, 36, and 44 may all be integrated in a single integrated device, such as an integrated circuit (IC), a microcontroller unit (MCU), or a programmable logic controller (PLC), among other packaged units.
  • IC integrated circuit
  • MCU microcontroller unit
  • PLC programmable logic controller
  • each controller 30, 30A, 36, and 44 may be discrete and separate packaged units.
  • the overall voltage detection and determination of the state of health (e.g., such as performed by controller 44) may be implemented by a separate IC, MCU, or PLC (i.e., separate from the controllers 30A and 36). Any device or system that is utilized in preventing unnoticed battery shuts down and state of health determination through battery cell voltage monitoring and overall battery system voltage monitoring is contemplated to be within the scope of the present disclosure.
  • the only data to transmit may be exclusively either a “slow down” (e.g., associated with the first alert) or "maintenance required” (e.g., associated with the second alert); and (d) the battery control systems utilize only voltage detections and may achieve both “prevention of unnoticed battery system shut down” and "state of health determination.”
  • certain embodiments of the battery control systems are simple and reliable, and may be applicable in any applications that require wide and dynamic power sources.
  • certain embodiments of battery control systems and methods may be implemented in each battery module that monitors each battery unit (e.g., battery cell or set) and compares with the module voltage, or may be implemented in a battery system comprising a battery control system that monitors each battery module voltage and compares with the battery system voltage.
  • the battery control systems and methods may be implemented in each battery module by monitoring voltages of each battery unit (e.g., battery cell or set) and compares with the battery system voltage that contains several such battery modules.
  • one battery control method 10B comprises monitoring each battery unit (e.g., battery cell or battery set) among a plurality of battery units (46), and determining whether any of the plurality battery units comprises a voltage that reaches the associated warning voltage (48). If not, the monitoring continues (e.g., return to monitoring (46). If any of the plurality of battery units does equal the warning voltage ("Yes"), then a first alert (alert#1 ) is provided (50), which may include or be associated with an instruction to reduce the load (e.g., reduce speed or RPM of a vehicle).
  • each battery unit e.g., battery cell or battery set
  • the battery control method 10B further determines whether the first alert has been removed in response to reducing the load (52), and if so, processing returns to the monitoring (46), and if not, the condition corresponds to an end of discharge and processing continues to monitoring overall system health (54).
  • the alert when issued, may accompany, or include, a message that maintenance is required.
  • FIG. 3 comprises, in a controller, monitoring each battery unit among a plurality of battery units of a battery system (64), determining whether any of the battery units is equal to a warning voltage, the warning voltage set for each battery unit above an absolute cut-off voltage set for each battery (66); and responsive to one of the battery units reaching the warning voltage, providing a first alert to reduce a load coupled to the plurality of battery units before any of the plurality of battery units reaches the absolute cut-off voltage (68).
  • Example I assume a battery system implemented in a golf cart, the golf cart equipped with two modules in series. Each module contains eight (8) battery units embodied as battery cell sets in series, and each battery cell set contains eight 8Ah batteries arranged in parallel. Lithium iron batteries are used in the present example.
  • lithium iron batteries refer to those using LiFeP0 4 or the non-stoichiometric form of LiFeP0 4 as the cathode material, as disclosed in, for instance, US7494744(B2), US7585593(B2), US7629084(B2), and US7718320(B2).
  • a controller is used to monitor the eight battery cell sets connected in series.
  • the second voltage e.g., warning voltage
  • the first voltage cut-off voltage
  • the system voltage is monitored and is set to be 48V in the present case.
  • FIG. 4 shows the results of the test run that continues for a distance of 22km (equivalent to 13.8 miles).
  • Example 2 As another example, referred to as Example 2 and described in the context of an electric vehicle, a TOYOTA® COMS electric vehicle is used for demonstration.
  • the battery system implemented in the COMS consists of three modules in series. Each module contains 8 battery units configured as sets in series and each battery set contains five 10Ah batteries in parallel. Lithium iron batteries are again used in the present case.
  • a controller In each battery module, a controller is used in monitoring the eight battery sets connected in series. The second voltage is set to be 2.8V and the first voltage (cutoff voltage) is set to 2.0V for each battery set. The system voltage is monitored and is set to be 72V in the present case. After 64.7km of driving, the buzzer starts to sound.
  • the driving speed is decreased to 20km/hr and no sound is generated. After further 4km of driving, the vehicle starts to sound continuously. No "maintenance required" signal is generated at this time and the battery module voltages were measured to be 21.3V, 24.16V, and 23.72V, which is lower than 72V preset system voltage.
  • an uninterrupted power supply is used as an example environment for an embodiment of a battery control system.
  • a 3kW UPS is used for demonstration.
  • the battery system implemented in the UPS consists of only one module.
  • the module contains 16 battery sets in series and each battery set contains four 10Ah batteries in parallel (a 2kWh module). Lithium iron batteries are again used in the present case.
  • two controllers are used in monitoring the 16 battery sets (8 channels each) being connected in series.
  • the second voltage is set to be 2.8V and the first voltage (cut-off voltage) is set to 2.0V for each battery set.
  • the system voltage is monitored and is set to be 48V for alarm.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne un système de commande de batterie, comprenant : une pluralité d'unités de batterie comprenant un système de batterie ; et un dispositif de commande couplé à la pluralité d'unités de batterie, le dispositif de commande étant conçu pour surveiller, pour chaque unité de batterie, une première et une seconde tension, la première tension correspondant à une valeur absolue d'une tension d'arrêt et la seconde tension correspondant à une tension d'avertissement, la première tension étant inférieure à la seconde tension, lequel dispositif de commande est conçu pour fournir, lorsque l'une des unités de batterie atteint la seconde tension, une première alerte avant que ladite unité de batterie atteigne la première tension.
PCT/IB2014/001216 2014-03-10 2014-03-10 Détermination d'état sans arrêt inaperçu de batterie WO2015136320A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
RU2016139442A RU2663087C2 (ru) 2014-03-10 2014-03-10 Определение исправности аккумулятора без отключения его без предупреждения
PCT/IB2014/001216 WO2015136320A1 (fr) 2014-03-10 2014-03-10 Détermination d'état sans arrêt inaperçu de batterie
KR1020167027352A KR20160132890A (ko) 2014-03-10 2014-03-10 예고되지 않은 배터리의 셧다운 없이 그 헬스 상태를 결정하는 방법
CN201480077844.4A CN106164688A (zh) 2014-03-10 2014-03-10 在没有未被注意的电池关闭的情况下的健康状态确定
HK17104909.3A HK1231562A1 (zh) 2014-03-10 2017-05-16 在沒有未被注意的電池關閉的情況下的健康狀態確定

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2014/001216 WO2015136320A1 (fr) 2014-03-10 2014-03-10 Détermination d'état sans arrêt inaperçu de batterie

Publications (1)

Publication Number Publication Date
WO2015136320A1 true WO2015136320A1 (fr) 2015-09-17

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PCT/IB2014/001216 WO2015136320A1 (fr) 2014-03-10 2014-03-10 Détermination d'état sans arrêt inaperçu de batterie

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KR (1) KR20160132890A (fr)
CN (1) CN106164688A (fr)
HK (1) HK1231562A1 (fr)
RU (1) RU2663087C2 (fr)
WO (1) WO2015136320A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10408884B2 (en) 2016-03-16 2019-09-10 Tti (Macao Commercial Offshore) Limited Power tool battery pack with wireless communication

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102047935B1 (ko) 2019-05-30 2019-12-02 콘티넨탈 오토모티브 시스템 주식회사 차량용 전자제어장치의 액추에이터 진단장치 및 그 방법

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101078750A (zh) * 2007-06-28 2007-11-28 中国科学院电工研究所 车载电池监控系统
CN101499676A (zh) * 2009-02-24 2009-08-05 向琪 车辆电池诊断方法及其报警器
TW201240276A (en) * 2011-03-28 2012-10-01 Changs Ascending Entpr Co Ltd High voltage battery system for vehicle applications
US20120274281A1 (en) * 2010-12-29 2012-11-01 Lg Chem, Ltd. Apparatus and method for managing battery pack by reflecting degradation degree of secondary cells and battery pack having the same
US20140145853A1 (en) * 2012-11-28 2014-05-29 Changs Ascending Enterprise Co., Ltd. State of Health Determination Without Unnoticed Battery Shut Down

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1443058A1 (ru) * 1987-05-15 1988-12-07 Новосибирский электротехнический институт связи им.Н.Д.Псурцева Устройство поэлементного контрол напр жени аккумул торной батареи
US6014012A (en) * 1998-07-28 2000-01-11 Ntt Power And Building Facilities Inc. Apparatus for managing a battery unit having storage batteries
RU2265921C2 (ru) * 2003-12-05 2005-12-10 Государственное образовательное учреждение высшего профессионального образования Южно-Российский государственный технический университет (Новочеркасский политехнический институт) Система диагностирования свинцовых аккумуляторных батарей
CN101973211B (zh) * 2007-08-31 2012-10-03 奇瑞汽车股份有限公司 一种汽车电源管理系统
US20090079391A1 (en) * 2007-09-25 2009-03-26 O2Micro Inc. Systems and methods for cell balancing
US20090102672A1 (en) * 2007-10-19 2009-04-23 Honeywell International, Inc. Features to reduce low-battery reporting to security services at night
WO2009076418A1 (fr) * 2007-12-11 2009-06-18 Antonio Trigiani Système de gestion de batterie
CN101570181A (zh) * 2009-06-03 2009-11-04 奇瑞汽车股份有限公司 混合动力汽车电池故障管理系统及其管理方法
KR101256952B1 (ko) * 2010-03-05 2013-04-25 주식회사 엘지화학 셀 밸런싱부의 고장 진단 장치 및 방법
JP5644855B2 (ja) * 2010-05-14 2014-12-24 トヨタ自動車株式会社 二次電池の制御装置および制御方法
JP5235959B2 (ja) * 2010-09-10 2013-07-10 日立ビークルエナジー株式会社 電池コントローラ及び電圧異常検出方法
CN102455410B (zh) * 2010-10-18 2014-09-10 深圳中兴力维技术有限公司 蓄电池组远程放电控制系统、监控单元装置及检测方法
CN102694404B (zh) * 2012-06-07 2014-10-22 中国科学技术大学 一种动力锂电池组的控制方法、控制模块及控制系统
US9015514B2 (en) * 2012-08-28 2015-04-21 Dell Products Lp. Systems and methods for implementing persistent battery shutdown for information handling systems

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101078750A (zh) * 2007-06-28 2007-11-28 中国科学院电工研究所 车载电池监控系统
CN101499676A (zh) * 2009-02-24 2009-08-05 向琪 车辆电池诊断方法及其报警器
US20120274281A1 (en) * 2010-12-29 2012-11-01 Lg Chem, Ltd. Apparatus and method for managing battery pack by reflecting degradation degree of secondary cells and battery pack having the same
TW201240276A (en) * 2011-03-28 2012-10-01 Changs Ascending Entpr Co Ltd High voltage battery system for vehicle applications
US20140145853A1 (en) * 2012-11-28 2014-05-29 Changs Ascending Enterprise Co., Ltd. State of Health Determination Without Unnoticed Battery Shut Down

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10408884B2 (en) 2016-03-16 2019-09-10 Tti (Macao Commercial Offshore) Limited Power tool battery pack with wireless communication
US11143707B2 (en) 2016-03-16 2021-10-12 Tti (Macao Commercial Offshore) Limited Power tool battery pack with wireless communication

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