CN106921180A - A kind of electrodynamic balance car lithium battery explosion protection system - Google Patents
A kind of electrodynamic balance car lithium battery explosion protection system Download PDFInfo
- Publication number
- CN106921180A CN106921180A CN201510989143.4A CN201510989143A CN106921180A CN 106921180 A CN106921180 A CN 106921180A CN 201510989143 A CN201510989143 A CN 201510989143A CN 106921180 A CN106921180 A CN 106921180A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- master control
- control borad
- balance car
- electrodynamic balance
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 120
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 120
- 230000005520 electrodynamics Effects 0.000 title claims abstract description 43
- 238000004880 explosion Methods 0.000 title claims abstract description 30
- 239000000523 sample Substances 0.000 claims abstract description 26
- 230000005611 electricity Effects 0.000 claims description 7
- 238000010304 firing Methods 0.000 abstract 1
- 230000001133 acceleration Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 230000004927 fusion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- 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
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
-
- H02J7/0091—
Abstract
A kind of electrodynamic balance car lithium battery explosion protection system, including master control borad, lithium battery, temp probe and motor drive module, temp probe is arranged in lithium battery, temp probe is connected with master control borad, the lithium battery temperature information that temp probe is used to gather the temperature information of lithium battery and will collect is sent to master control borad, whether master control borad is used to judge the temperature of lithium battery higher than setting value, motor drive module is connected with master control borad and receives the motor drive signal of master control borad output and control power tube motor, master control borad when the temperature for judging lithium battery is higher than setting value power output less than current power motor drive signal to motor drive module.Electrodynamic balance car lithium battery explosion protection system of the invention, is susceptible to blast when temperature is too high when can effectively solve the problems, such as lithium battery continuous firing.
Description
Technical field
The invention belongs to electrodynamic balance car technical field, it is related to a kind of electrodynamic balance car lithium battery explosion protection system.
Background technology
Led as computer technology, software engineering, microelectric technique, the communication technology, material technology etc. are related
The fast development in domain, and science and technology and people's living standard continuous progressive and raising, it is modern
The vehicles are just towards intelligent, small-sized, energy-saving and environmental protection trend developments.In recent years, with electrodynamic balance
Car research deepens continuously, and the field that it is applied is more extensive, the environment and task for being faced are also increasingly
It is complicated.
Electrodynamic balance car of the prior art usually using lithium battery as power supply, during electrodynamic balance vehicle commander
Between when operating, battery temperature can be caused too high, will likely so send a telegraph dynamic balancing blast.
In addition, knockoff lithium battery emerges in an endless stream therewith, the severe accident of lithium battery blast is triggered again and again, made
Damaged into electrodynamic balance car, the serious consequence of injury to personnel.Critically important the reason for is that mountain vallage battery technology is poor,
Quality is low, and battery temperature is too high when being easily caused charging, battery explosion, and monetary loss and people are brought to user
Body is injured.
In addition, original-pack battery quality is better than mountain vallage battery, security performance is higher, original-pack battery accident
Occurrence probability is relatively low, but can not avoid also existing when charging explodes because battery temperature is too high
Problem.
The content of the invention
A kind of electrodynamic balance car lithium battery explosion protection system that the present invention is proposed to overcome prior art.
To achieve these goals, a kind of electrodynamic balance car lithium battery explosion protection system provided by the present invention, including
Master control borad, lithium battery, temp probe and motor drive module, the temp probe are arranged on the lithium battery
In, the temp probe is connected with master control borad, and the temp probe is used to gather the temperature letter of the lithium battery
The lithium battery temperature information that cease and will collect is sent to the master control borad, and the master control borad is according to temp probe
Whether the lithium battery temperature information for collecting judges the temperature of lithium battery higher than setting value, and the motor drives mould
Block is connected with master control borad and receives the motor drive signal of the master control borad output and control power tube driving described
Motor, when it is higher than setting value that the master control borad judges the temperature of the lithium battery, the master control borad output
Power less than current power motor drive signal to the motor drive module.
Further, the electrodynamic balance car lithium battery explosion protection system also include charging module, charging inlet,
Electronic switch and temp probe, wherein, the input of the electronic switch, output end and control end respectively with
The connection of the charging inlet, the charging module and the master control borad, in the lithium cell charging, works as institute
State master control borad to judge the temperature of the lithium battery that when being higher than setting value, the master control borad controls the electronic cutting
Shut-off is opened.
Further, the electrodynamic balance car lithium battery explosion protection system also includes warning device, the alarm dress
Put and be connected with the master control borad, the master control borad opens described when judging that lithium battery temperature is higher than setting value
Warning device causes that the warning device sounds the alarm.
Further, the warning device is buzzer siren.
Further, the electronic switch is triode, the input of the electronic switch, output end and control
End processed is respectively colelctor electrode, emitter stage and the base stage of triode.
Further, the setting value is 65 DEG C.
Further, the electrodynamic balance car lithium battery explosion protection system also includes power supply module, the electricity
Source supply module is connected with the master control borad and the lithium battery, for providing piezoelectric voltage for whole system.
Due to the utilization of above-mentioned technical proposal, the present invention possesses advantages below：
Electrodynamic balance car lithium battery explosion protection system of the invention is arranged in lithium battery simultaneously by setting temp probe
It is connected with master control borad, when electrodynamic balance car runs, master control borad judges that the temperature of lithium battery is higher than setting value
When, less than the motor drive signal of current power, motor drive module is according to master control borad for master control borad power output
The motor drive signal of output simultaneously controls power tube motor so that the power output of lithium battery is less than lithium electricity
The current power output in pond, and then reduce the caloric value of lithium battery, it is to avoid the problem of lithium battery blast.
In addition, electrodynamic balance car lithium battery explosion protection system of the invention is also by setting connection charging inlet, filling
Electric module causes lithium battery when charging with the electronic switch of master control borad, and master control borad is gathered according to temp probe
Lithium battery temperature information judges that lithium battery temperature makes electricity higher than setting value output low level signal to electronic switch
Sub switch is ended, and now charging module is no longer to lithium cell charging, and then avoids lithium battery constant temperature from rising
The problem of the lithium battery blast for causing.
Brief description of the drawings
Fig. 1 is the theory diagram of the electrodynamic balance car lithium battery explosion protection system of the embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Implementation method is further described.
Refer to Fig. 1, electrodynamic balance car lithium battery explosion protection system provided in an embodiment of the present invention, including master control borad
1st, lithium battery 2, charging module 3, charging inlet 4, electronic switch 5, temp probe 6, power supply supply mould
Block 7 and motor drive module 8.
Wherein, master control borad 1 include sensor assembly that main control chip and main control chip connect and with master control core
The PWM drive modules of piece connection.Wherein, sensor assembly includes but is not limited to gyroscope, acceleration sensing
Device, Hall sensor.
Gyroscope is used to detect the car body drift angle information of electrodynamic balance car, and the drift angle information is sent into master control
Chip.The drift angle information of gyroscope is most important controling parameter, and main control chip controls electronic based on this
The motion of balance car.
Acceleration transducer is used to detect the acceleration information of electrodynamic balance car, and the acceleration information is sent
To main control chip.
Hall sensor is arranged on the wheel hub of left and right two of electrodynamic balance car, the rotation for detecting correspondence motor
Indexing is put, and then detects the velocity information of electrodynamic balance car, and the velocity information is sent into main control chip.
Main control chip receives drift angle information, acceleration information and velocity information and carries out by collection incessantly
PWM drive module output motor drive signals are controlled after data fusion.
The input of electronic switch 5, output end and control end respectively with charging inlet 4, charging module 3 and main
Control plate 1 is connected, and electronic switch 5 is configured to high level conducting.
Temp probe 6 is arranged in lithium battery 2, and temp probe 6 is connected with master control borad 1, temp probe 6
Temperature information for gathering lithium battery 2, and the lithium battery temperature information that will be collected is converted into digital information
And send to master control borad 1, the lithium battery temperature information that master control borad 1 is collected according to temp probe 6 judges lithium electricity
Whether the temperature in pond 2 is higher than setting value (such as 65 DEG C).When lithium battery 2 charges, when master control borad 1 judges
When the temperature for going out lithium battery 2 is less than setting value, the output of master control borad 1 high level information number leads electronic switch 5
It is logical, lithium battery 2 is charged；When it is higher than setting value that master control borad 1 judges the temperature of lithium battery 2, master control
The output of plate 1 low level information number disconnects electronic switch 5, lithium battery 2 is not being charged.
Further, operationally, the main control chip on master control borad 1 can also be according to lithium battery for electrodynamic balance car
Temperature information exports PWM drive module output motor drive signals.Specifically, electrodynamic balance car operationally,
When master control borad 1 judges that the temperature of lithium battery 2 is less than setting value, the main control chip on master control borad 1 only passes through
Collection incessantly receives drift angle information, acceleration information and velocity information and is controlled after carrying out data fusion
PWM drive module output motor drive signals；When master control borad 1 judges the temperature of lithium battery 2 higher than setting
During value, the power output of master control borad 1 less than current power motor drive signal to motor drive module 8, motor
The controlled motor of drive module 8 is rotated and causes output power of motor reduction, and then reduces the output work of lithium battery 2
Rate, so as to reduce the caloric value of lithium battery 2.
Power supply module 7 is connected with master control borad 1 and lithium battery 2, for providing piezoelectric voltage for whole system.
Specifically, the direct current output electricity of Power convert 15V, 5V, 3.3V that power supply module 7 exports battery
Source is exported to the corresponding use electric device of whole system it is understood that use electric device in whole system can be with
It is divided into use electric device, the use electric device of 5V drivings of 15V drivings, the use electric device that 3.3V drives, power supply is supplied
Answering module 7 can use electric device by corresponding voltage output to corresponding.
Motor drive module 8 is connected with master control borad 1 and receives the motor drive signal of the output of master control borad 1 and control
Power tube motor processed.
The operation principle of electrodynamic balance car lithium battery explosion protection system of the invention is as follows：
When lithium battery 2 charges, charging inlet 4 passes through electrodynamic balance car lithium battery explosion protection system of the invention
Charger is connected with external power supply, and now, the temperature information of the collection lithium battery 2 of temp probe 6 simultaneously will collection
To lithium battery temperature information send to master control borad 1, master control borad 1 judge lithium battery 2 temperature be less than setting value
When, output high level signal to electronic switch 5 turns on electronic switch 5, and now charging module 3 starts right
Lithium battery 2 charges, in charging process, once master control borad 1 judges that the temperature of lithium battery 2 is higher than setting value
When, output low level signal to electronic switch 5 ends electronic switch 5, and now charging module 3 is no longer right
Lithium battery 2 charges, and then avoids the constant temperature of lithium battery 2 from rising the problem of the blast of lithium battery 2 for causing.
When electrodynamic balance car runs, master control borad 1 judges electrodynamic balance car lithium battery explosion protection system of the invention
When the temperature for going out lithium battery 2 is less than setting value, the main control chip on master control borad 1 only by gathering incessantly
Receive drift angle information, acceleration information and velocity information and control PWM drive modules defeated after carrying out data fusion
Go out motor drive signal, the motor drive signal that motor drive module 8 is exported according to master control borad 1 simultaneously controls work(
Rate pipe motor works, and then controls the power output of lithium battery 2；When master control borad 1 judges lithium battery 2
Temperature be higher than setting value when, the power output of master control borad 1 less than current power motor drive signal, motor
Motor drive signal that drive module 8 is exported according to master control borad 1 simultaneously controls power tube motor so that lithium
The power output of battery 2 power output current less than lithium battery 2, and then the caloric value of lithium battery 2 is reduced,
Effectively solve the problems, such as the easily blast when persistently using of lithium battery 2.
In the present embodiment, electrodynamic balance car lithium battery explosion protection system of the invention also includes warning device 9, report
Alarm device 9 is connected with master control borad 1, and master control borad 1 is opened when it is higher than setting value to judge lithium battery temperature
Warning device 9 causes that warning device 9 sounds the alarm, to remind the temperature of user's lithium battery 2 too high.It is excellent
Selection of land, warning device 9 is buzzer siren.
In the present embodiment, electronic switch 5 is triode, the input of electronic switch 5, output end and control
End processed is respectively colelctor electrode, emitter stage and the base stage of triode.
The beneficial effects of the invention are as follows：
Electrodynamic balance car lithium battery explosion protection system of the invention is by setting temp probe 6 installed in lithium battery 2
In and be connected with master control borad 1 and set the electronic cutting of connection charging inlet, charging module 3 and master control borad 1
Close 5 so that lithium battery 2 charge when, the lithium battery temperature information that master control borad 1 is gathered according to temp probe 6
Judge that lithium battery temperature ends electronic switch 5 higher than setting value output low level signal to electronic switch 5,
Now charging module 3 no longer charges to lithium battery 2, and then avoids the constant temperature of lithium battery 2 from rising what is caused
The problem of the blast of lithium battery 2.
In addition, when electrodynamic balance car runs, master control borad 1 judges that the temperature of lithium battery 2 is higher than setting value
When, less than the motor drive signal of current power, motor drive module 8 is according to master for the power output of master control borad 1
The motor drive signal of the control output of plate 1 simultaneously controls power tube motor so that the power output of lithium battery 2
The power output current less than lithium battery 2, and then the caloric value of lithium battery 2 is reduced, effectively solve lithium battery 2
The problem exploded when persistently using.
Although the present invention is disclosed above by preferred embodiment, but the present invention is not limited to, it is any ripe
Know this those skilled in the art, without departing from the spirit and scope of the present invention, a little change and retouching can be made, therefore
Protection scope of the present invention ought be defined depending on claims scope required for protection.
Claims (7)
1. a kind of electrodynamic balance car lithium battery explosion protection system, it is characterised in that including master control borad (1), lithium electricity
Pond (2), temp probe (6) and motor drive module (8), the temp probe (6) is installed in described
Lithium battery (2) is inner, and the temp probe (6) is connected with master control borad (1), the temp probe (6)
Lithium battery temperature information for gathering the temperature information of the lithium battery (2) and will collect is sent to described
Master control borad (1), the master control borad (1) is sentenced according to the lithium battery temperature information that temp probe (6) is collected
Whether the temperature of disconnected lithium battery (2) is higher than setting value, the motor drive module (8) and master control borad (1)
Connect and receive the motor drive signal of the master control borad (1) output and control power tube to drive the motor,
When it is higher than setting value that the master control borad (1) judges the temperature of the lithium battery (2), the master control borad
(1) power output less than the motor drive signal of current power to the motor drive module (8).
2. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that described
Electrodynamic balance car lithium battery explosion protection system also includes charging module (3), charging inlet (4), electronic switch (5)
And temp probe (6), wherein, the input of the electronic switch (5), output end and control end respectively with
The charging inlet (4), the charging module (3) and the master control borad (1) connection, in lithium electricity
When pond (2) is charged, when the master control borad (1) judges that the temperature of the lithium battery (2) is higher than setting value
When, the master control borad (1) controls the electronic switch (5) to disconnect.
3. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that described
Electrodynamic balance car lithium battery explosion protection system also includes warning device (9), the warning device (9) and the master
Control plate (1) connection, the master control borad (1) opens described when judging that lithium battery temperature is higher than setting value
Warning device (9) is such that the warning device (9) sounds the alarm.
4. electrodynamic balance car lithium battery explosion protection system according to claim 3, it is characterised in that described
Warning device (9) is buzzer siren.
5. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that described
Electronic switch (5) is triode, the input of the electronic switch (5), output end and control end difference
It is the colelctor electrode of triode, emitter stage and base stage.
6. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that described
Setting value is 65 DEG C.
7. electrodynamic balance car lithium battery explosion protection system according to claim 1, it is characterised in that described
Electrodynamic balance car lithium battery explosion protection system also includes power supply module (7), the power supply module (7)
It is connected with the master control borad (1) and the lithium battery (2), for providing piezoelectric voltage for whole system.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989143.4A CN106921180A (en) | 2015-12-24 | 2015-12-24 | A kind of electrodynamic balance car lithium battery explosion protection system |
| US15/176,722 US20170187204A1 (en) | 2015-12-24 | 2016-06-08 | Battery management system for human-machine interaction vehicles |
| PCT/CN2016/099416 WO2017107594A1 (en) | 2015-12-24 | 2016-09-20 | Battery management system for human-machine interaction vehicles |
| PCT/CN2016/099419 WO2017107595A1 (en) | 2015-12-24 | 2016-09-20 | Battery management system for human-machine interaction vehicles |
| EP16877406.5A EP3394953A4 (en) | 2015-12-24 | 2016-09-20 | Battery management system for human-machine interaction vehicles |
| EP16877405.7A EP3394952A4 (en) | 2015-12-24 | 2016-09-20 | Battery management system for human-machine interaction vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989143.4A CN106921180A (en) | 2015-12-24 | 2015-12-24 | A kind of electrodynamic balance car lithium battery explosion protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106921180A true CN106921180A (en) | 2017-07-04 |
Family
ID=59456723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510989143.4A Pending CN106921180A (en) | 2015-12-24 | 2015-12-24 | A kind of electrodynamic balance car lithium battery explosion protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106921180A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109101070A (en) * | 2018-08-14 | 2018-12-28 | 江苏美的清洁电器股份有限公司 | Household appliance and its constant-temperature control method and device |
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2015
- 2015-12-24 CN CN201510989143.4A patent/CN106921180A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103094886A (en) * | 2011-11-01 | 2013-05-08 | 王亚妹 | Electrical car lithium battery unit protecting system based on singlechip control |
| CN102431465A (en) * | 2011-11-07 | 2012-05-02 | 湖南南车时代电动汽车股份有限公司 | Protective control method for battery system of battery electric vehicle |
| JP5735115B2 (en) * | 2013-03-08 | 2015-06-17 | 株式会社東芝 | Electronic equipment and systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109101070A (en) * | 2018-08-14 | 2018-12-28 | 江苏美的清洁电器股份有限公司 | Household appliance and its constant-temperature control method and device |
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