CN205609699U - Lithium battery supply module fault handling system - Google Patents
Lithium battery supply module fault handling system Download PDFInfo
- Publication number
- CN205609699U CN205609699U CN201620361368.5U CN201620361368U CN205609699U CN 205609699 U CN205609699 U CN 205609699U CN 201620361368 U CN201620361368 U CN 201620361368U CN 205609699 U CN205609699 U CN 205609699U
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- China
- Prior art keywords
- lithium battery
- fault processing
- module
- power module
- temperature sensor
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 36
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims description 50
- 239000003054 catalyst Substances 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000001133 acceleration Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000007726 management method Methods 0.000 description 43
- 238000013024 troubleshooting Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 206010014357 Electric shock Diseases 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The utility model relates to a lithium battery supply module fault handling system sets up by a plurality of group battery on the power module that constitute, that have power module management system, power module management system is including setting up the positive contactor of owner on power module's major loop, the main module management unit of bearing contactor, a temperature sensor, a voltage measurement ware, a current sensor, first insulation resistance measurement ware and connection and controlling above -mentioned parts, lithium battery supply module fault handling system includes that a plurality of change over switch constitutes, can block the temperature sensor array into the 2nd temperature sensor of change over switch array and a plurality of of the group battery of a plurality of low pressure forms with highly compressed battery module, a change over switch and a group battery are parallelly connected, one the 2nd temperature sensor corresponds a group battery, be equipped with the unit with module management, the change over switch array, the fault handling unit that the temperature sensor array links to each other, provide redundant backup for power module management system.
Description
Technical field
This utility model belongs to lithium battery charge and discharge protective technical field, is specifically related to a kind of lithium battery
Source module fault processing system.
Background technology
Along with technological progress and the development of New Energy Industry, electric automobile starts trend universalness occur.
In the process, lithium battery becomes main power source technology.But can not during actually used
Avoiding there will be various fault, once occur, the lighter causes systematic function to decline, and severe one is accidents caused,
Cause the massive losses of personnel and property.
In battery system, in terms of the position that fault occurs, sensor fault, actuator failures is had (to connect
Tentaculum fault) and component fault (battery core fault) etc..Existing lithium battery management system is due to multiple
Miscellaneous degree and the reason of cost control, consider for fault processing system few, cause management system once
The abnormal generation that i.e. causes the accident occurs.The accident that the electric automobile of such as media report is on fire when charging,
Post survey finds that reason is i.e. relevant with the system failure.Therefore troubleshooting needs to consider system redundancy
Factor, it is to avoid lithium battery management system faults itself causes danger out of control.
On the other hand, electric automobile also exists distinctive high-tension electricity power safety risks: electric automobile
Power voltage considerably beyond the safe voltage of human body, likely occur when accident occurs that personnel get an electric shock
Danger；Occur that when collision etc. destroys, the high voltage of battery system is easily generated spark and causes fire.Cause
This is when high-pressure system fault being detected, needs to respond in time and take measures, to guarantee high pressure
Power safety and complete automobile collision safety.
In view of the foregoing, in order to improve reliability, it is provided that individually lithium battery module troubleshooting system
System is very important selection.
Utility model content
For defect present in prior art, the purpose of this utility model is to provide a kind of troubleshooting
System.This system can exist as lithium battery management system (key management system of lithium battery)
Backup in terms of safety management, breaks down at key management system or cannot normal process power supply mould
During the abnormal conditions that block (being made up of several set of cells) occurs, the adapter pipe to power module in time
Reason, it is ensured that power module occurs without dangerous situation.
For reaching object above, the technical solution adopted in the utility model is: a kind of lithium battery power supply mould
Block fault processing system, is arranged on that be made up of several set of cells, with power module management system
Power module on；Described power module management system includes the major loop being arranged on described power module
On the positive catalyst of master, main negative catalyst, the first temperature sensor, the first Voltage measure, first
Current sensor, the first insulation resistance tester and connection also control the module management list of above-mentioned parts
Unit；Wherein said lithium battery source module fault processing system include that several permutatoies form,
The described battery module of high pressure can be blocked the permutator battle array of the described set of cells into several low pressure
Row and the array of temperature sensor of several second temperature sensors composition, described permutator with
One described set of cells is in parallel, a corresponding described set of cells of described second temperature sensor, also
At the fault being connected with described module management unit, permutator array, array of temperature sensor
Reason unit.
Further, described permutator is conversion type, uses electric motor type relay, comprises and is moved by one
The single-pole double throw mechanical switch that contact is constituted with two stationary contacts, described single-pole double throw mechanical switch includes
" normally closed " and " conversion " two states, the described electric motor type relay of each described permutator is equal
Described fault processing unit is connected by special relay drive circuit.
Further, the second voltage measurement being arranged on the described major loop of described power module is also included
Device, the second current sensor, described second Voltage measure, the second current sensor connect described event
Barrier processing unit.
Further, fault processing unit is also connected with and can control on the major loop of described power module
Main positive catalyst, main negative catalyst.
Further, the acceleration transducer being connected with described fault processing unit is also included.
Further, the second insulation resistance tester being connected with described fault processing unit is also included.
Further, described second temperature sensor, the second Voltage measure, the second current sensor,
Described first temperature sensor of the second insulation resistance tester and described power module management system, the
One Voltage measure, the first current sensor, the first insulation resistance tester are not arranged in same position.
Further, the power supply supply of described lithium battery source module fault processing system uses independent electrical
Source.
The beneficial effects of the utility model have following some:
1. provide redundancy backup for the management of power module and (include sensor, executor, controller
Failover backup etc. major part), it is possible to took over power supply mould in the case of main management system is lost efficacy
The control of block, it is to avoid cause danger；
2. can be complementary to one another with main management system, provide more sensing data for main management system,
Helping main management system more effectively to manage power module, that improves the management to power module can simultaneously
By property；
3. it is capable of the security response of the high-pressure system fault to power module, it is to avoid water inlet fault etc.
The high pressure Danger Electric shock risk that factor causes.
Accompanying drawing explanation
Fig. 1 is lithium battery source module fault processing system described in this utility model detailed description of the invention
Schematic block circuit diagram；
Fig. 2 is permutator array described in this utility model detailed description of the invention and described set of cells
Annexation schematic diagram；
In figure: 1-module management unit, the positive catalyst of 2-master, 3-master bears catalyst, 4-troubleshooting
Unit, 5-the second Voltage measure, 6-the second current sensor, 7-the second temperature sensor, 8-turns
Change switch, 9-set of cells, 10-acceleration transducer, 11-electric motor type relay, 12-single-pole double throw machine
Tool switchs, 13-relay drive circuit, 14-the second insulation resistance tester.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
A kind of lithium battery source module fault processing system as shown in Figure 1, is arranged on power supply mould
On the power module of block management system, power module is connected by several set of cells 9 in the present embodiment
Constitute.
Wherein, power module management system is the main management system of power module, including being arranged on power supply
The positive catalyst of master 2 on the major loop of module, main negative catalyst 3, sensor array (include the first temperature
Degree sensor, the first Voltage measure, first current sensor etc., the most do not mark)
And connect and control the module management unit 1 of above-mentioned parts.
Lithium battery source module fault processing system provided by the utility model includes that several conversions are opened
Close permutator array and the temperature sensor battle array of several second temperature sensors 7 composition of 8 compositions
Row, one of them permutator 8 is in parallel with a set of cells 9, and second temperature sensor 7 is right
Answer a set of cells 9.Also include fault processing unit 4, fault processing unit 4 and permutator array,
Array of temperature sensor is connected, it is possible to read the relevant parameter of the set of cells that array obtains, simultaneously to turning
Change switch arrays and send control signal, control the work of permutator 8.Also include being arranged on power supply mould
Second Voltage measure the 5, second current sensor 6 on the major loop of block, the second Voltage measure 5,
Second current sensor 6 connects fault processing unit 4.Also include being connected with fault processing unit 4
Acceleration transducer 10 and the second insulation resistance tester 14.
In addition the fault processing unit 4 of lithium battery source module fault processing system is with main management system's
Module management unit 1 is connected, and fault processing unit 4 is also connected with and can control the master of power module returning
The positive catalyst of master 2 on road, main negative catalyst 3.
As in figure 2 it is shown, permutator 8 is conversion type, uses electric motor type relay 11, comprise by one
The single-pole double throw mechanical switch 12 that individual movable contact and two stationary contacts are constituted, single-pole double throw mechanical switch 12
Including " normally closed " and " conversion " two states, the electric motor type relay 11 of each permutator 8
All connect fault processing unit 4 by special relay drive circuit 13.
The power supply supply of lithium battery source module fault processing system provided by the utility model uses solely
Vertical power supply, is not from the output of lithium battery source module.
When being managed power module, main management system has priority treatment power, including by specific
Set of cells removal the major loop of battery module, the major loop etc. of deenergization module.
Lithium battery source module fault processing system provided by the utility model is as to above-mentioned main management
The redundancy backup of system, is totally independent of main management system, including the second independent insulation measurement
Device the 14, second voltage sensor the 5, second current sensor 6, (the second temperature sensor 7 forms
) array of temperature sensor, permutator array and power supply supply；And (the second temperature sensing
Device 7 composition) array of temperature sensor, second voltage sensor the 5, second current sensor 6
Installation site also sensor array with main management system (includes the first temperature sensor, the first voltage
The related sensors such as measuring device, the first current sensor, the first insulation resistance tester) installation position
Put difference, in order to avoid the situation generation that the corresponding component of same main management system is the most impaired, maximum limit
The effectiveness ensureing redundancy backup of degree.Additionally, the module management unit 1 of main management system and fault
The metrical information of the different sensors obtaining each Self management can also be connected each other between processing unit 4,
Increase the reliability of sensor measurement.
Lithium battery source module fault processing system provided by the utility model operationally uses timing
The mode of scanner uni dormancy, when catastrophic failure occurs, lithium battery power supply mould provided by the utility model
The first module management unit 1 with main management system of the fault processing unit 4 of block fault processing system contacts,
If contacting unsuccessfully (i.e. reactionless in the time inner module administrative unit 1 set), then troubleshooting
Unit 4 is got involved and individually processes fault.
The control of lithium battery source module fault processing system provided by the utility model is output as conversion
Permutator 8 in switch arrays and the positive catalyst of master 2 on power module major loop, main negative connect
Tentaculum 3.Wherein the control action of permutator 8 is essentially consisted in so that the high pressure that is together in series
Battery module (i.e. High voltage output) block the set of cells into multiple independent low pressure, it is to avoid abnormal shape
High pressure Danger Electric shock risk during condition；The master that specific set of cells 9 removes battery module can also be returned simultaneously
Road, is used for shielding certain out of order set of cells 9.
Concrete mode of operation is as follows:
1. when low-resistance occurs in the second insulation resistance tester 14 test result, fault processing unit 4
Contact with module management unit 1, obtain fault processing unit 4 after module management unit 1 confirms and disconnect
All permutatoies 8；Unsuccessfully (time inner module administrative unit 1 is set reactionless), then if contacting
Fault processing unit 4 disconnects whole permutator 8 and main positive catalyst 2, main negative catalyst 3.Pass through
This mode avoids the high pressure Danger Electric shock risk that the factors such as possible immersion fault cause.
2. acceleration transducer 10 (such as MEMS 3-axis acceleration sensor etc.), is used for judging (dress
Carry the vehicle of lithium battery) whether collision occurs.Acceleration during vehicle collision, during vehicle deformation process
Degree is that comparison is special.If vehicle collision, acceleration transducer 10 there will be abnormal signal, now event
Barrier processing unit 4 judges whether collision from accelerometer information, contacts with module management unit 1 simultaneously,
The velocity information of higher level's car Ore-controlling Role is obtained from automobile CAN-bus；If it is determined that collide then at fault
Reason unit 4 disconnects whole permutator 8, unsuccessfully (sets time inner module administrative unit 1 if contacting
Reactionless) then fault processing unit 4 disconnect whole permutator 8 and main positive catalyst 2, main negative connect
Tentaculum 3.
3. when array of temperature sensor monitors certain set of cells 9 measured temperature exception, at fault
Reason unit 4 and module management unit 1 communication, obtain troubleshooting list after module management unit 1 confirms
Unit 4 controls the permutator 8 corresponding with this set of cells 9 and is adjusted to " conversion " state, thus moves
Except respective battery group 9, it is to avoid the harm that battery brings from short circuit.
4. when second Voltage measure the 5, second current sensor 6 monitor power module voltage,
During current measurement value exception, fault processing unit 4 and module management unit 1 communication, obtain module tubes
After reason unit 1 confirms, (when communication is normal) is processed by module management unit 1 (main management system)；
If contact unsuccessfully (set time inner module administrative unit 1 reactionless) time disconnect main positive catalyst 2,
Main negative catalyst 3.
Device described in the utility model is not limited to the embodiment described in detailed description of the invention, ability
Field technique personnel draw other embodiment according to the technical solution of the utility model, also belong to this
The technological innovation scope of utility model.
Claims (8)
1. a lithium battery source module fault processing system, is arranged on and is made up of several set of cells (9)
, with power module management system power module on；Described power module management system includes arranging
The positive catalyst of master (2) on the major loop of described power module, main negative catalyst (3), the first temperature
Degree sensor, the first Voltage measure, the first current sensor, the first insulation resistance tester and company
Connect and control the module management unit (1) of above-mentioned parts；It is characterized in that: the event of described lithium battery source module
Barrier processing system include that several permutatoies (8) form, the described battery module of high pressure can be cut
The permutator array of the described set of cells broken as several low pressure and several second temperature sensors (7)
The array of temperature sensor of composition, described permutator (8) and a described set of cells (9) and
Connection, a corresponding described set of cells (9) of described second temperature sensor (7), also include and institute
State module management unit (1), permutator array, array of temperature sensor be connected fault processing unit
(4)。
2. a kind of lithium battery source module fault processing system as claimed in claim 1, is characterized in that:
Described permutator (8) is conversion type, uses electric motor type relay (11), comprises by a movable contact
The single-pole double throw mechanical switch (12) constituted with two stationary contacts, described single-pole double throw mechanical switch (12)
Including " normally closed " and " conversion " two states, the described electric motor type of each described permutator (8) continues
Electrical equipment (11) all connects described fault processing unit (4) by special relay drive circuit (13).
3. a kind of lithium battery source module fault processing system as claimed in claim 1, is characterized in that: also
Pass including the second Voltage measure (5) on the described major loop being arranged on described power module, the second electric current
Sensor (6), described second Voltage measure (5), the second current sensor (6) connect at described fault
Reason unit (4).
4. a kind of lithium battery source module fault processing system as claimed in claim 1, is characterized in that: therefore
Barrier processing unit (4) be also connected with and can control the positive catalyst of the master on the major loop of described power module (2),
Main negative catalyst (3).
5. a kind of lithium battery source module fault processing system as claimed in claim 1, is characterized in that: also
Including the acceleration transducer (10) being connected with described fault processing unit (4).
6. a kind of lithium battery source module fault processing system as claimed in claim 4, is characterized in that: also
Including the second insulation resistance tester (14) being connected with described fault processing unit (4).
7. a kind of lithium battery source module fault processing system as claimed in claim 6, is characterized in that: institute
State the second temperature sensor (7), the second Voltage measure (5), the second current sensor (6), second
Management described first temperature sensor of system of insulation resistance tester (14) and described power module, first
Voltage measure, the first current sensor, the first insulation resistance tester are not arranged in same position.
8. a kind of lithium battery source module fault processing system as described in any one of claim 1-7, it is special
Levy and be: the power supply supply of described lithium battery source module fault processing system uses independent current source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620361368.5U CN205609699U (en) | 2016-04-26 | 2016-04-26 | Lithium battery supply module fault handling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620361368.5U CN205609699U (en) | 2016-04-26 | 2016-04-26 | Lithium battery supply module fault handling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205609699U true CN205609699U (en) | 2016-09-28 |
Family
ID=56970489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620361368.5U Active CN205609699U (en) | 2016-04-26 | 2016-04-26 | Lithium battery supply module fault handling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205609699U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886153A (en) * | 2021-01-20 | 2021-06-01 | 宁波中科孚奇能源科技有限公司 | Energy storage battery module, energy storage battery cluster and energy storage battery system |
-
2016
- 2016-04-26 CN CN201620361368.5U patent/CN205609699U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886153A (en) * | 2021-01-20 | 2021-06-01 | 宁波中科孚奇能源科技有限公司 | Energy storage battery module, energy storage battery cluster and energy storage battery system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211119 Address after: 101300 205, floor 2, building 2, yard 11, Yuxi Road, Shunyi District, Beijing Patentee after: Beijing Heyuan Technology Co.,Ltd. Address before: 102627 401, unit 3, building 6, Zaoyuan community, Daxing District, Beijing Patentee before: Li Zhigang |
|
| TR01 | Transfer of patent right |