CN104795855A - Battery system and method of isolating battery system from electric consumer connected to battery system - Google Patents
Battery system and method of isolating battery system from electric consumer connected to battery system Download PDFInfo
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- CN104795855A CN104795855A CN201510019866.1A CN201510019866A CN104795855A CN 104795855 A CN104795855 A CN 104795855A CN 201510019866 A CN201510019866 A CN 201510019866A CN 104795855 A CN104795855 A CN 104795855A
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- Prior art keywords
- battery
- control circuit
- battery system
- switch element
- list pond
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
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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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/581—Devices or arrangements for the interruption of current in response to temperature
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- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00309—Overheat or overtemperature protection
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- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- 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
-
- 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
- H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
- H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
- H02J7/007194—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Provided are a battery system and a method of isolating a battery system an electric consumer connected to the battery system. The invention relates to the battery system, which has at least one battery and at least one connecting contact portion used for being connected to an electric consumer. At least one switch element controlled by means of a control circuit is connected prior to the at least one connecting contact portion, is turned on in a condition of a closed control circuit, and is turned off in a condition of an interrupted control circuit. The control circuit includes at least one hot melting fuse, which interrupts the control circuit when being triggered. The at least one hot melting fuse is distributed to the at least one battery. In addition, the invention relates to a method of isolating the battery system having at least one battery from the electric consumer that is connected to the battery system through the at least one connecting contact portion.
Description
Technical field
The present invention relates to a kind of battery system, it has at least one battery list pond with at least one for being connected the connection contact site of customer, wherein before at least one connection contact site described, connect at least one switch element that can control by means of control circuit, at least one switch element wherein said is closed when closed control circuit and is disconnected when the control circuit interrupted.
In addition, the invention still further relates to a kind of for be connected to by means of at least one at least one connect switch element before contact site by the battery system with at least one battery list pond with by described at least one is connected the method that contact site is connected to the customer electric isolution on battery system, described switch element by means of control circuit be controlled as make described at least one switch element be closed and be disconnected when the control circuit of interruption when the control circuit closed.
Background technology
Battery system is especially extremely important for electromobility.Especially the battery system used in hybrid power, plug-in hybrid or motor vehicle generally includes multiple electricity each other and is wired as the battery list pond of battery module.Due to the higher energy density in lithium ion list pond, it is preferably used as the rechargeable battery list pond in battery system.
Except battery list pond, battery system generally includes multiple relay, safeties and transducer.Connection contact site for connecting customer is especially provided by high-voltage plug (HV plug).In order to by battery system and customer or with the charging device electric isolution being used for charging to the battery list pond of battery system, it is known that just connect contact site with negative be connected contact site before connect main relay (relay HV+ or relay HV-) respectively.At this, only just realize the Energy transmission to connected customer and the energy acceptance from charging device when two main relays are all closed.Especially when battery system runs outside defined specified operational limit, especially, when exceeding the limiting value about battery list pond temperature, battery unit voltage and/or the electric current that occurs, need to disconnect main relay and therefore by battery system and customer or charging device electric isolution.
In order to monitor with regulating cell system parameters, as especially battery unit voltage and/or battery list pond temperature, it is known that, battery management system and single pond monitor unit, especially so-called Cell Supervision Circuit(mono-pond monitoring circuit is used, CSC) in battery system.By single pond monitor unit detect battery system parameter be transferred to battery management system or battery management system control appliance, be especially transferred to so-called Battery Control Unit(battery control unit, BCU).At this, about following predefined battery list pond temperature, especially it is known that measure the present battery list pond temperature in battery list pond by means of temperature sensor, wherein measured value is detected by single pond monitor unit and is transferred to battery management system by single pond monitor unit.At this, if determine to exceed predefined limiting value, then the main relay of battery system manipulates as making it disconnect by battery management system.Therefore, in order to main relay disconnects, must trouble-freely work to battery management system to the signal path of main relay from transducer to single pond monitor unit.
If such as broken down due to the interference on the communication line between single pond monitor unit and battery management system in one of signal path, then can not detect over-limit condition, main relay is not disconnected.As its result, the further Energy transfer to battery system or the energy acceptance from battery system can cause temperature to improve further.
Known from printed matter DE 10 2,011 115 908 A1, the battery management system of the battery system of electric bicycle at least can pass through temperature sensor detected temperatures.Disclose at this, multiple switching stages of the failure path of progressively upgrading can be deposited in battery management system, and detect the such as overvoltage in batteries, under-voltage, short circuit or overtemperature state time trigger fuse.
In addition, known following hot melt safeties from printed matter DE 10 2,008 040 345 A1, described hot melt safeties are for making the current interruptions in the electric module for using in automotive field.
From printed matter KR 1020040036819 A, also become known for the battery pack of mobile electronic terminal device, this battery pack especially comprises protective circuit and safeties.At this, detect the temperature when charge/discharge by means of temperature sensor and by it compared with reference value, wherein this result compared can be used as the control signal of safeties.
In this context, task of the present invention is improved especially as follows by the battery system described in beginning, namely preferably improves with a small amount of technical construction cost the reliability disconnecting main relay further when exceeding predefined battery list pond temperature.
Summary of the invention
In order to solve this task, a kind of battery system is proposed, it has at least one battery list pond with at least one for being connected the connection contact site of customer, wherein before at least one connection contact site described, connect at least one switch element that can control by means of control circuit, at least one switch element wherein said is closed when closed control circuit and is disconnected when the control circuit interrupted, wherein control circuit comprises at least one hot melt safeties, described hot melt safeties make control circuit interrupt when triggering, and at least one hot melt safeties wherein said are assigned at least one battery list pond described.By the triggering of at least one hot melt safeties described, therefore advantageously make the control circuit remained closed by least one switch element described interrupt, at least one switch element described is disconnected.Thus, advantageously will be connected to the customer of at least one connection contact site described or be connected to charging device and the battery system electric isolution of at least one connection contact site described.
At this, advantageously do not need control appliance must trigger the disconnection of at least one switch element described by manipulating or trigger at least one switch element described.Therefore, by described at least one be integrated into hot melt safeties in the control circuit of at least one switch element described, disconnect at least one switch element described and be advantageously significantly reduced temperature detection for by battery system and customer or charging device electric isolution.If exceed at least one hot melt safeties described be designed for limiting temperature, then hot melt safeties trigger, control circuit is interrupted, at least one switch element described no longer remains closed and disconnects, isolated be connected customer by battery system thus, wherein said customer also can be charging device.Preferably hot melt safeties are arranged at least one battery list Chi Chu described in battery system.
Especially specify, battery system according to the present invention is configured to the accumulator run in hybrid power, plug-in hybrid or motor vehicle.In addition especially specify, battery system comprises multiple battery list pond, especially rechargeable lithium ion list pond.According to a structural change of the present invention, battery system has the battery list pond of the series connection of multiple electricity each other and/or electricity parallel connection, the battery module in preferred lithium ion list pond.
At least one switch element described is preferably constructed to main relay or the main contactor (Hauptschaltsch ü tz) of battery system.Especially specify, at least one switch element described is configured to the mechanical relay according to electromagnetic principle work.That is, when this configuration of at least one switch element described, have electric current to flow through the magnet exciting coil of at least one switch element described by control circuit, the magnetic field that wherein said switch element is obtained by result remains closed.If do not have electric current to flow through control circuit and therefore also do not flow through magnet exciting coil, then at least one switch element described disconnects.
Especially advantageously make it possible to by the present invention the switch element disconnecting the main relay being configured to battery system when exceeding temperature extremes on one's own initiative, and control appliance advantageously need not trigger the disconnection of main relay.More properly, on one's own initiative the voltage supply that relay is remained closed is interrupted when exceeding temperature extremes.Thus, advantageously improving the reliability disconnecting main relay when exceeding temperature extremes, being transferred to control appliance and analysis to detected battery list pond measured temperature by temperature sensor to the detection of battery list pond temperature and by detected battery list pond measured temperature because eliminate.Thus, the fallibility of the system that desirably reduces when exceeding temperature extremes and which thereby enhance the fail safe of system.
According to preferred configuration regulation according to the present invention, battery system comprises battery management system, and wherein battery management system provides voltage to supply for control circuit.The constructional cost supplied for providing the voltage of control circuit is advantageously little thus.
According to another favourable configuration regulation of the present invention, battery system comprises battery management system, and wherein battery management system is constructed to control at least one switch element described.Especially specify at this, battery management system is also for control circuit provides voltage to supply.According to an advantageous configuration of battery system according to the present invention, the control of at least one switch element described is realized in the following way by battery management system: the battery list pond temperature at least one battery list pond of at least one temperature sensor measurement, measured battery list pond temperature is detected by least one single pond monitor unit of battery system as measured value, the measured value detected is transferred to the battery management system of battery system by least one single pond monitor unit described, described battery management system is by means of analytic unit, especially comparator circuit detects predefined battery list pond temperature value and to be exceeded and manipulation at least one switch element described disconnects on one's own initiative, its mode especially, battery management system makes the voltage supply of control circuit interrupt.
Thus, advantageously further increase the reliability disconnecting at least one switch element described when exceeding temperature extremes, because provide another trigger mechanism for disconnecting at least one switch element described.If at least one hot melt safeties described have fault, ground does not trigger, then advantageous by being configured to the battery management system of control at least one switch element described to provide another possibility to disconnect at least one switch element described therefore battery system and customer to be isolated.A favourable configuration modification according to the present invention especially specifies, at least one switch element described of battery system controls primarily of battery management system, and to disconnect at least one switch element described be secondary insurance system by triggering at least one hot melt safeties described and the interruption to control circuit that contacts with it.At this, the triggering behavior of hot melt safeties is advantageously defined as and hot melt safeties is triggered under the temperature conditions of the temperature of disconnection triggering at least one switch element described than battery management system preferably between large 1% to 5%.By the Machine Design of hot melt safeties, trigger temperatures can preferably have and adjust pointedly.
According to another favourable configuration regulation of the present invention, battery system has at least one single pond monitor unit for monitoring at least one battery list pond parameter at least one battery list pond described, and at least one single pond monitor unit wherein said is integrated in control circuit.Battery list pond parameter is battery list pond temperature or battery unit voltage or battery list pond electric current especially.Because at least one single pond monitor unit described needs voltage supply line road equally, therefore when at least one single pond monitor unit described is integrated in control circuit, circuit cost or wiring cost advantageously reduce.At least one single pond monitor unit described advantageously Cell Supervising Circuit(mono-pond monitoring circuit).
According to another favourable configuration regulation of the present invention, at least one battery list pond described has the temperature sensor for measuring battery list pond temperature, wherein the integrated hot melt safeties of difference in described temperature sensor.Thus, cost for the manufacture of battery system according to the present invention is further reduction, because usually at battery system, especially for use in giving at least one Battery pack list pond dispense temperature transducer respectively when battery system in motor vehicle, to detect battery list pond temperature.At this, the battery list pond temperature detected especially is used to control the cooling device for carrying out temperature control to battery list pond.
According to another favourable configuration of battery system according to the present invention, control circuit is configured to loop line.Especially specify, at least one hot melt safeties described are integrated in this loop line.Battery management system is advantageously integrated in loop line equally, wherein battery management system advantageous by this loop line at least one switch element described provides voltage to supply.If battery system comprises at least one single pond monitor unit, then according to another favourable configuration regulation, at least one single pond monitor unit described in the directed process of loop line.
In order to solve starting and mentioning of task, in addition propose a kind of switch element connected before contact site for being connected at least one by means of at least one and the battery system with at least one battery list pond is connected with by least one the method that contact site is connected to the customer electric isolution of battery system, described switch element is controlled as by means of control circuit and at least one switch element described is closed when closed control circuit and is disconnected when the control circuit of interruption, wherein control circuit is interrupted by the triggering of the hot melt safeties distributing at least one battery list pond described when exceeding predetermined battery list pond temperature, at least one switch element described is disconnected.At this, before at least one switch element described is preferably connected at least one connection contact site described.By disconnecting described at least one switch element, the customer that battery system is advantageously connected with at least one or the charging device electric isolution connected.Especially specify, battery system comprises multiple battery list pond, wherein arranges hot melt safeties at each battery list Chi Chu of battery system.Especially according to another favourable configuration regulation, hot melt safeties are integrated in the temperature sensor for detecting battery list pond temperature.Hot melt safeties are advantageously adjusted to by Machine Design and it are triggered when desired predefined battery list pond temperature.Especially can specify, distribute hot melt safeties to respectively a Battery pack list pond, especially battery module, wherein these hot melt safeties are preferably arranged in this Battery pack list Chi Chu.
Specify in addition, battery system comprises battery management system, and wherein the voltage supply of control circuit is provided by battery management system.Preferably specify at this, especially when battery management system detected exceed temperature extremes but at least one hot melt safeties described also not by or be triggered not yet time, at least one switch element described is additionally controlled by battery management system.Thus, advantageously provide additional safeties, these additional safeties beneficially improve the reliability disconnecting at least one switch element described.
Accompanying drawing explanation
Other Advantageous details of the present invention, characteristic sum configuration details are combined in the embodiment shown in figure and are elaborated.At this:
Fig. 1 show in a schematic the embodiment according to battery system of the present invention; And
Fig. 2 show in a schematic another embodiment according to battery system of the present invention.
Embodiment
The battery system 1 illustrated in fig. 1 and 2 is respectively constructed and is used in hybrid power, plug-in hybrid or motor vehicle.At this, battery system 1 comprises multiple battery list pond 2 and battery management system 8.At this, battery list pond 2 is preferably rechargeable lithium ion list pond.Battery list pond 2 in series each other electricity be wired as battery module 3, wherein battery module 3 electric wiring each other again.
Battery system 1 has two for connecting the connection contact site 4 of customer and/or charging device, and described charging device is used for charging to the battery list pond 2 of battery system 1.At this, before corresponding connection contact site 4, connect the switch element 6 being configured to relay respectively.At this, the switch element 6 of battery system 1 controls by means of control circuit 5, and is controlled as and switch element 6 is closed when closed control circuit 5 and switch element 6 is disconnected when interrupt control circuit 5.At this, control circuit 5 is constructed to loop line.
In the embodiment shown in fig. 1, control circuit 5 comprises multiple hot melt safeties 7.Described hot melt safeties 7 are integrated in control circuit 5, and are arranged in battery module 3 place, and the hot melt safeties 7 being wherein arranged in battery module 3 place are assigned to the battery list pond 2 of this battery module.Hot melt safeties 7 being constructed to make it when exceeding predefined temperature extremes, such as triggering when the temperature extremes more than 70 DEG C.
The battery management system 8 of battery system 1 is integrated in the control circuit 5 of battery system 1 equally.At this, battery management system 8 provides voltage to supply for control circuit 5.
In the normal operation of battery system 1, namely especially when battery system 1 runs within the given in advance limiting value defined, control circuit 5 is flowed through by electric current, and the switch element 6 of battery system is remained closed.Be connected to the customer connecting contact site 4 therefore can be run.
When heating up consumingly in battery list pond 2, the heat energy sent by the battery list pond of heating up acts on the hot melt safeties 7 distributing to this battery list pond.If exceed predefined temperature extremes in this temperature acting on hot melt safeties 7, then hot melt safeties 7 trigger, and circuit 5 is interrupted.As its result, switch contact 6 disconnect and battery system 1 be connected to equipment, the especially customer and/or charging device electric isolution that are connected contact site 4.
In the enforcement modification shown in fig. 2 of battery system 1 according to the present invention, battery system 1 has battery management system 8 and multiple single ponds monitor unit 9.Battery monitoring unit 9 is preferably assigned to Cell Supervision Circuit(mono-pond monitoring circuit of battery module 3 respectively).At this, control circuit 5 of the switch element 6 by means of its control battery system 1 of battery system 1 is as the directed single pond monitor unit 9 through battery system 1 of loop line and hot melt safeties 7.The voltage supply of control circuit 5 is provided by battery management system 8.According to an alternative configuration, battery management system 8 can be battery control apparatus, especially the Battery Control Unit(battery control unit of battery system).
Single pond monitor unit 9 of battery system 1 is constructed to detect battery list pond parameter.In order to detect the battery list pond temperature in battery list pond 2, single pond monitor unit 9 has temperature sensor (clearly not illustrating in fig. 2).At this, hot melt safeties 7 are advantageously integrated in temperature sensor.
Detected as measured value by temperature coverlet pond, the battery list pond monitor unit 9 of temperature sensor measurement, and be transferred to the battery management system 8 of battery system 1 by single pond monitor unit 9.This battery management system 8 is advantageously configured as measured value, the especially as follows analysis that analysis detects: whether exceeded battery list pond temperature given in advance, such as the battery list pond temperature of 67 DEG C that temperature extremes is given in advance.This analysis advantageously can be carried out when using at least one comparator circuit.If battery management system 8 has detected exceed temperature extremes, then the voltage supply of its interrupt control circuit 5, has made switch element 6 disconnect.That is, battery management system 8 is constructed to control switch element 6 on one's own initiative.
Be additional to and also specified by the control of battery management system 8, when being integrated into the hot melt safeties 7 in temperature sensor and triggering, control circuit 5 is interrupted and switch element 6 disconnects.At this, the triggering of hot melt safeties 7 can advantageously be carried out in another temperature extremes situation different from for the predefined temperature extremes of battery management system 8.Thus, the protection of the classification to battery system 1 is advantageously achieved.
By by when use be arranged in the hot melt safeties 7 of battery list Chi2Chu combined and by battery management system 8 manipulation of switches element 6 with the scheme being carried out cut-off switch element 6 by battery list pond temperature detection according to disconnection of the present invention to switch element 6, beneficially improve security of system compared with conventional battery system.
The embodiment set forth of that illustrate in the drawings and composition graphs is for setting forth the present invention and be not restrictive to the present invention.
Claims (9)
1. battery system (1), it has at least one battery list pond (2) with at least one for being connected the connection contact site (4) of customer, wherein before at least one connection contact site (4) described, connect at least one switch element (6) that can control by means of control circuit (5), wherein said at least one switch element (6) is closed when closed control circuit (5) and is disconnected when control circuit (5) of interrupting, it is characterized in that, control circuit (5) comprises at least one hot melt safeties (7), described hot melt safeties (7) are interrupt control circuit (5) when triggering, at least one hot melt safeties (7) wherein said are assigned at least one battery list pond (2) described.
2. battery system according to claim 1 (1), is characterized in that, battery system (1) comprises battery management system (8), and wherein battery management system (8) provides voltage to supply for control circuit (5).
3. battery system according to claim 2 (1), is characterized in that, battery management system (1) is constructed to control described at least one switch element (6).
4. according to the battery system (1) one of aforementioned claim Suo Shu, it is characterized in that, battery system (1) has at least one single pond monitor unit (9) for monitoring at least one battery list pond parameter at least one battery list pond (2) described, and at least one single pond monitor unit (9) wherein said is integrated in control circuit (5).
5. according to the battery system (1) one of aforementioned claim Suo Shu, it is characterized in that, at least one battery list pond (2) described has the temperature sensor of the battery list pond temperature for measuring at least one battery list pond (2) described, wherein the integrated hot melt safeties (7) of difference in described temperature sensor.
6. according to the battery system (1) one of aforementioned claim Suo Shu, it is characterized in that, control circuit (5) is constructed to loop line.
7. the battery system (1) with at least one battery list pond (2) is connected with by least one the method that contact site (4) is connected to the customer electric isolution of battery system (1) by the switch element (6) connected before contact site (4) for being connected at least one by means of at least one, described switch element (6) is controlled as by means of control circuit (5) and described at least one switch element (6) is closed when closed control circuit (5) and is disconnected when control circuit (5) of interruption, it is characterized in that, control circuit (5) is interrupted by the triggering of the hot melt safeties (7) distributing at least one battery list pond (2) described when exceeding predetermined battery list pond temperature, described at least one switch element (6) is disconnected.
8. method according to claim 7, is characterized in that, battery system (1) comprises battery management system (8), wherein provides voltage to supply by battery management system (8) for control circuit (5).
9. method according to claim 8, is characterized in that, described at least one switch element (6) is additionally controlled by battery management system (8).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014200640.6 | 2014-01-16 | ||
| DE102014200640.6A DE102014200640A1 (en) | 2014-01-16 | 2014-01-16 | Battery system and method for disconnecting a battery system from a connected electrical load |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104795855A true CN104795855A (en) | 2015-07-22 |
Family
ID=53522880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510019866.1A Pending CN104795855A (en) | 2014-01-16 | 2015-01-15 | Battery system and method of isolating battery system from electric consumer connected to battery system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104795855A (en) |
| DE (1) | DE102014200640A1 (en) |
Cited By (5)
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| CN105914837A (en) * | 2016-05-25 | 2016-08-31 | 国轩新能源（苏州）有限公司 | Safety protection mechanism for battery system |
| CN110301064A (en) * | 2017-01-17 | 2019-10-01 | 茵迪朗有限责任公司 | System for marking at least one battery component for a long time |
| CN113169571A (en) * | 2018-12-14 | 2021-07-23 | 罗伯特·博世有限公司 | Method for monitoring and controlling a battery cell |
| GB2597835A (en) * | 2020-07-30 | 2022-02-09 | Cummins Inc | Detecting thermal events in battery packs |
| CN114600311A (en) * | 2019-08-27 | 2022-06-07 | 伯恩斯公司 | Connector with integrated thermal cut-off device for battery pack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2018028827A1 (en) * | 2016-08-12 | 2018-02-15 | Adensis Gmbh | Battery storage system for storing electrical energy and method |
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| CN114600311A (en) * | 2019-08-27 | 2022-06-07 | 伯恩斯公司 | Connector with integrated thermal cut-off device for battery pack |
| GB2597835A (en) * | 2020-07-30 | 2022-02-09 | Cummins Inc | Detecting thermal events in battery packs |
| GB2597835B (en) * | 2020-07-30 | 2023-02-15 | Cummins Inc | Detecting thermal events in battery packs |
| US11791502B2 (en) | 2020-07-30 | 2023-10-17 | Cummins Inc. | Detecting thermal events in battery packs |
Also Published As
| Publication number | Publication date |
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| DE102014200640A1 (en) | 2015-07-30 |
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Application publication date: 20150722 |