CN105720636B - The battery management system of human-computer interaction sport(s) car - Google Patents
The battery management system of human-computer interaction sport(s) car Download PDFInfo
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- CN105720636B CN105720636B CN201610161184.9A CN201610161184A CN105720636B CN 105720636 B CN105720636 B CN 105720636B CN 201610161184 A CN201610161184 A CN 201610161184A CN 105720636 B CN105720636 B CN 105720636B
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- 230000003993 interaction Effects 0.000 title claims abstract description 36
- 238000005070 sampling Methods 0.000 claims abstract description 80
- 238000004891 communication Methods 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 10
- 238000004880 explosion Methods 0.000 abstract description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052744 lithium Inorganic materials 0.000 abstract description 4
- 230000002159 abnormal effect Effects 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 5
- 230000005520 electrodynamics Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- SAZUGELZHZOXHB-UHFFFAOYSA-N acecarbromal Chemical compound CCC(Br)(CC)C(=O)NC(=O)NC(C)=O SAZUGELZHZOXHB-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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Classifications
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- H02J7/0085—
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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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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- H02J7/0091—
Abstract
The present invention provides a kind of battery management system of human-computer interaction sport(s) car, it include: master control borad, including main control module, electronic switch and charge-discharge modules, control terminal, output end and the input terminal of electronic switch distinguish main control module, the charging end of master control borad charge-discharge modules and external power supply connection；Battery pack, including battery core, charge-discharge modules and management module, master control borad charge-discharge modules are connect by battery pack charge-discharge modules with battery core, are connected between the discharge end and battery core of battery pack charge-discharge modules by discharge switch, and the control terminal of discharge switch is connect with management module；Cell information sampling module, for acquiring the information of battery core and being sent to main control module and management module, in battery core electric discharge, management module judges the cell information exception received and disconnects discharge switch, in battery core charging, main control module judges the cell information exception received and disconnects electronic switch, effectively to solve the problems, such as that lithium battery is easy to happen explosion because temperature is excessively high.
Description
Technical field
The invention belongs to human-computer interaction sport(s) car technical fields, are related to a kind of battery management system of human-computer interaction sport(s) car
System.
Background technique
It is quick with related fieldss such as computer technology, software technology, microelectric technique, the communication technology, material technologies
Development, and science and technology and people 's material life is horizontal is constantly progressive and improves, the modern vehicles just towards intelligently,
Small-sized, energy-saving and environmental protection trend developments.In recent years, with electrodynamic balance vehicle (also referred to as human-computer interaction sport(s) car) research it is continuous
Deeply, applied field is more extensive, and the environment and task faced also becomes increasingly complex.
Electrodynamic balance vehicle in the prior art is usually using lithium battery as power supply, and layer goes out knockoff lithium battery therewith
It is not poor, cause the severe accident of lithium battery explosion again and again, causes electrodynamic balance vehicle to damage, the serious consequence of injury to personnel.It is very heavy
The reason of wanting is that mountain vallage battery technology is poor, and quality is low, and battery surface temperature is excessively high when being easy to cause charging, battery explosion, to use
Bring monetary loss and personal injury in family.
In addition, original-pack battery quality is better than mountain vallage battery, security performance is relatively high, original-pack battery accident occurrence probability
It is lower, but can not avoid the problem that also existing in charging and explode because battery surface temperature is excessively high.
Further, either original-pack battery and mountain vallage battery when in use, such as electrodynamic balance vehicle commander's time with high speed
At the uniform velocity advance, it is excessively high to also result in battery temperature, is also possible to send a telegraph dynamic balancing explosion in this way.
Summary of the invention
A kind of battery management system for human-computer interaction sport(s) car that the present invention proposes to overcome the prior art.
To achieve the goals above, the battery management system of a kind of human-computer interaction sport(s) car provided by the present invention, including master
Control plate, battery pack and cell information sampling module；The master control borad includes main control module, electronic switch, master control borad charge and discharge mould
Block；The battery pack includes battery core, battery pack charge-discharge modules, battery pack management module and discharge switch；Wherein, the electronics
The control terminal and output end of switch are connect with the charging end of the main control module and the master control borad charge-discharge modules respectively, described
The input terminal of electronic switch with external power supply for connecting；The master control borad charge-discharge modules and the battery pack charge-discharge modules
Connection, the battery pack charge-discharge modules are connect with the battery core, and the discharge end of the battery pack charge-discharge modules and institute
It states and is connected between battery core by the discharge switch, the control terminal of the discharge switch is connect with the battery pack management module,
The cell information sampling module is used to acquire the information of the battery core and is sent to the main control module and assures with the battery
Module is managed, in battery core electric discharge, the battery pack management module judges the Information abnormity of the battery core received simultaneously
The discharge switch is disconnected, in battery core charging, the main control module judges that the information of the battery core received is different
Often and disconnect the electronic switch.
Further, the master control borad further includes the master control borad communication module being connected to the main control module, the battery
Packet includes the battery pack communication module connecting with the battery pack management module, the battery pack communication module and the master control borad
It is connected between communication module by data line, the cell information sampling module is connect with the battery pack management module, described
Battery pack management module receives the information of the collected battery core of the cell information sampling module and is sent to the master control
Module.
Further, the cell information sampling module includes temperature sampling unit, and the temperature sampling unit is for adopting
Collect the temperature of the battery core and is sent to the battery pack management module, in battery core charging, the main control module judgement
The temperature of the battery core is more than or equal to set temperature out, and the main control module disconnects the electronic switch；It discharges in the battery core
When, the battery pack management module judges that the temperature of the battery core is more than or equal to set temperature, the battery pack management module
Disconnect the discharge switch.
Further, the master control borad further includes the master control borad temperature sampling interface being connected to the main control module, described
Battery pack further includes the battery pack temperature sampling interface connecting with the temperature sampling unit, the battery pack temperature sampling interface
It is connect with the master control borad temperature sampling interface by data line, the temperature of the collected battery core of temperature sampling unit is also logical
Excess temperature Sampling Interface is sent to the main control module.
Further, the cell information sampling module further includes voltage sampling unit, and the voltage sampling unit is used for
It acquires the voltage of the battery core and is sent to the battery pack management module, in battery core charging, the main control module is sentenced
For the voltage of the disconnected battery core out not in the input voltage range of setting, the main control module disconnects the electronic switch；Institute
State battery core electric discharge when, the battery pack management module judge the voltage of the battery core not in the output voltage range of setting,
The battery pack management module disconnects the discharge switch.
Further, the cell information sampling module further includes current sampling unit, and the current sampling unit is used for
It acquires the electric current of the battery core and the electric current of the collected battery core is sent to institute's battery pack management module, described
Battery core charge when, the main control module judge the electric current of the battery core not within the scope of the input current of setting, the master control
Module disconnects the electronic switch；In battery core charging, the battery pack management module judges the electric current of the battery core
Not in the output current scope of setting, the battery pack management module disconnects the discharge switch.
Further, the discharge switch is electric discharge MOS.
Further, the master control borad further includes alarm module, and the alarm module is connected to the main control module, described
Main control module controls the alarm module alarm when judging the Information abnormity of the battery core.
Further, the master control borad further includes display module, and the display module is connected to the main control module, described
Main control module shows the information for the battery core that the battery pack management module is sent on the display module.
Due to the application of the above technical scheme, the present invention has following advantages:
The battery management system of human-computer interaction sport(s) car of the invention is adopted in battery core charge or discharge by cell information
The information of egf block acquisition battery core is simultaneously transferred to main control module and battery pack management module, main control module and battery pack management module
It is whether abnormal that cell information is judged according to the information of the collected battery core of cell information sampling module, and in the Information abnormity of battery core
When, it is corresponding to disconnect electronic switch and discharge switch, so that battery core is stopped charging and is stopped discharging, effectively battery core can be formed and protected
Shield, it is particularly possible to avoid the problem that battery core causes battery core to be exploded because temperature is excessively high.
Detailed description of the invention
Fig. 1 is the functional block diagram of the battery management system of the human-computer interaction sport(s) car of the embodiment of the present invention.
Fig. 2 is the block diagram of cell information sampling module in Fig. 1.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
Please refer to Fig. 1 and Fig. 2, the battery management system of human-computer interaction sport(s) car provided in an embodiment of the present invention, including master
Control plate 1, battery pack 2 and cell information sampling module 3.
Wherein, master control borad 1 includes main control module 11, the first electronic switch 13, the second electronic switch 14, external power source interface
15 and master control borad charge-discharge modules 16.Battery pack 2 include battery core 21, battery pack charge-discharge modules 22, battery pack management module 23,
Discharge switch 25 and charge switch 26.
Wherein, the control terminal of the first electronic switch 13, input terminal respectively with main control module 11 and master control borad charge-discharge modules
16 discharge end connection, the output end of the first electronic switch 13 are connect with electricity consumption module, and in the present embodiment, master control borad 1 is for example
For the master board of man-machine interactive movement vehicle, main control module 11 is the master cpu in the master board of man-machine interactive movement vehicle, is used
The motor in power module 12 and human-computer interaction sport(s) car in master board of the electric module for example including human-computer interaction sport(s) car
Drive module 17.Master control borad charge-discharge modules 16 are connect by battery pack charge-discharge modules 22 with battery core 21, master control borad charge and discharge
It can for example be connected by data line between module 16 and battery pack charge-discharge modules 22.Main control module 11 is for controlling the first electricity
The conducting and disconnection of sub switch 13, the first electronic switch 13 conducting when, battery core 21 discharge, i.e., battery core 21 to power module 12 with
Motor drive module 17 is powered.In the present embodiment, by putting between battery core 21 and the discharge end of battery pack charge-discharge modules 22
Electric switch 25 connects, and the control terminal of discharge switch 25 is connect with battery pack management module 23, and battery pack management module 23 is for controlling
The conducting and disconnection of discharge switch 25 processed, when battery core 21 discharges to power module 12 and motor drive module 17, the first electronic cutting
13 are closed to tend to remain on discharge switch 25.Certainly, in other embodiments, the discharge end of battery pack charge-discharge modules 22
It can be directly connected to battery core 21, only need main control module 11 to control the conducting of the first electronic switch 13 and disconnect in this way, electricity can be made
The electric discharge of core 21 stops electric discharge.It further, in other embodiments, does not include the first electronic switch 13, power supply in master control borad 1
Module 12 and motor drive module can be directly connected to the discharge end of master control borad charge-discharge modules 16, battery pack charge-discharge modules
It is connected between 22 discharge end and battery core 21 by discharge switch 25, battery pack management module 23 is only needed to control discharge switch in this way
25 conducting and closure can make battery core 21 discharge or stop discharging.
Control terminal, input terminal and the output end of second electronic switch 14 respectively with main control module 11, external power source interface 15
And the charging end connection of master control borad charge-discharge modules 16.What main control module 11 was used to control the second electronic switch 14 leads through and off
It opens, external power source interface 15 with external power supply for connecting, so that the input terminal of the second electronic switch 14 is connect with external power supply.
When external power source interface 15 is connect with external power supply and the second electronic switch 14 is connected, external power supply charges to battery core 21.
In the present embodiment, it is connected between the charging end of battery pack charge-discharge modules 22 and battery core 21 by charge switch 26, charging is opened
Close 26 control terminal connect with battery pack management module 23, battery pack management module 23 for control charge switch 26 conducting and
It disconnects, it is to be understood that when battery core 21 charges, the second electronic switch 14 is required to tend to remain on charge switch 26.
Certainly, in other embodiments, the charging end of battery pack charge-discharge modules 22 can be directly connected to battery core 21, only need to lead in this way
It controls the second electronic switch 14 of the control conducting of module 11 and disconnects, even if the charging of battery core processed 21 or stopping charging.Further, at it
In his embodiment, master control borad 1 can not include the second electronic switch 14, and external power source interface 15 can be with master control borad charge and discharge mould
The charging end of block 16 is directly connected to, and is connected between the charging end and battery core 21 of battery pack charge-discharge modules 22 by charge switch 26
It connects, battery pack management module 23 is only needed to control the conducting and closure of charge switch 26 in this way, it can battery core 21 is made to charge or stop
Only charge.
Cell information sampling module 3 is for example set to the inside of battery pack 2, for acquiring the information of battery core 21, and will adopt
The information of the battery core 21 collected is sent to main control module 11, and main control module 11 is according to the collected electricity of cell information sampling module 3
The information of core 21 judges whether the information of battery core 21 is abnormal, and in the Information abnormity of battery core 21, correspondingly discharges in battery core 21
When disconnect the first electronic switch 13, battery core 21 charge when disconnect the second electronic switch 14, to avoid the Information abnormity of battery core 21
When, the temperature that battery core 21 continues to discharge or continue the battery core 21 for charging caused continues asking for the explosion of battery core 21 caused by increasing
Topic.
Specifically, cell information sampling module 3 is connect with battery pack management module 23, and cell information sampling module 3 will be adopted
The information of the battery core 21 collected is sent to battery pack management module 23, and is sent to main control module through battery pack management module 23
11, while battery pack management module 23 judges battery core 21 according to the information of the collected battery core 21 of cell information sampling module 3
Whether information is abnormal, and in the Information abnormity of battery core 21, discharge switch 25 is correspondingly disconnected when battery core 21 is discharged, in battery core
Charge switch 26 is disconnected when 21 charging, to avoid battery core 21 Information abnormity when, battery core 21 continues to discharge or continue charging and is drawn
The temperature of the battery core 21 risen continues the problem of battery core 21 caused by increasing is exploded.
In the present embodiment, cell information sampling module 3 includes temperature sampling unit 32, temperature sampling unit 32 and battery
Packet management module 23 connects, for acquiring the temperature of battery core 21 and the temperature of collected battery core 21 being sent to battery pack management
Module 23 and main control module 11 is sent to by battery pack management module 23, main control module 11 is acquired according to temperature sampling unit 32
To the temperature of battery core 21 judge whether the temperature of battery core 21 is more than or equal to set temperature, and be more than or equal in the temperature of battery core 21
When set temperature, the first electronic switch 13 correspondingly is disconnected when battery core 21 is discharged, disconnects the second electronics when battery core 21 charges
Switch 14, when the temperature is excessively high to avoid battery core 21, battery core 21 continue the temperature of battery core 21 for charging caused of discharging or continue
Continue the problem of battery core 21 caused by increasing is exploded.
Battery pack management module 23 judges battery core 21 also according to the temperature of the collected battery core 21 of temperature sampling unit 32
Whether temperature is more than or equal to set temperature, and when the temperature of battery core 21 is more than or equal to set temperature, correspondingly puts in battery core 21
Discharge switch 25 is disconnected when electric, and charge switch 26, when the temperature is excessively high to avoid battery core 21, battery core are disconnected when battery core 21 charges
21 temperature for continuing to discharge or continue the battery core 21 for charging caused continue the problem of battery core 21 caused by increasing is exploded.It needs
Bright, set temperature is the temperature that battery core 21 is easy explosion, which can adjust according to the characteristic of battery core 21 itself, with
Reach the normal charge and discharge that can be prevented battery core 21 from exploding while can guarantee battery core 21；Temperature collecting cell 32 is, for example, to contact
Formula temperature sensor, temperature collecting cell 32 are attached in battery core 21.
In the present embodiment, cell information sampling module 3 further includes voltage sampling unit 34, voltage sampling unit 34 and battery
Packet management module 23 connects, for acquiring the voltage of battery core 21 and the voltage of collected battery core 21 being sent to battery pack management
Module 23 and main control module 11 is sent to by battery pack management module 23, when battery core 21 is discharged, voltage sampling unit 34 is adopted
As the output voltage of battery core 21, main control module 11 is not being set the voltage of the battery core 21 integrated in the output voltage for judging battery core 21
When in fixed output voltage range, the first electronic switch 13 is disconnected, and then battery core 21 is made to stop electric discharge, can be discharged in battery core 21
Master control borad 1 is formed while the shield battery core 21 that Shi Youxiao is protected and is protected；When battery core 21 charges, voltage sampling unit 34 is collected
Battery core 21 battery core be battery core 21 input voltage, main control module 11 is in the input voltage for judging battery core 21 not in setting
When in input voltage range, the second electronic switch 14 is filled in disconnection, and battery core 21 is made to stop charging, can be effective when battery core 21 charges
Master control borad 1 is formed while protecting battery core 21 and is protected.
Battery pack management module 23 judges battery core 21 also according to the voltage of the collected battery core 21 of voltage sampling unit 34
Whether voltage is abnormal, and specifically, when battery core 21 is discharged, the voltage of the collected battery core 21 of voltage sampling unit 34 is battery core 21
Output voltage, battery pack management module 23 is in the output voltage for judging battery core 21 not in the output voltage range of setting
When, disconnect discharge switch 25, and then make battery core 21 stop electric discharge, can battery core 21 discharge when effectively protect shield battery core 21 it is same
When to master control borad 1 formed protect；When battery core 21 charges, the battery core of the collected battery core 21 of voltage sampling unit 34 is battery core 21
Input voltage, battery pack management module 23 is in the input voltage for judging battery core 21 not in the input voltage range of setting
When, disconnect charge switch 26, make battery core 21 stop charging, can battery core 21 charge when effective protection battery core 21 while to master
It controls plate 1 and forms protection.
In the present embodiment, cell information sampling module 3 further includes current sampling unit 36, current sampling unit 36 and battery
Packet management module 23 connects, for acquiring the electric current of battery core 21 and the electric current of collected battery core 21 being sent to battery pack management
Module 23 and main control module 11 is sent to by battery pack management module 23, when battery core 21 is discharged, current sampling unit 36 is adopted
As the output electric current of battery core 21, main control module 11 is not being set the electric current of the battery core 21 integrated in the output electric current for judging battery core 21
When in fixed output current scope, the first electronic switch 25 is disconnected, battery core 21 is made to stop electric discharge, can be had when battery core 21 is discharged
Master control borad 1 is formed while imitating the shield battery core 21 protected and is protected；When battery core 21 charges, the collected battery core 21 of main control module 11
Battery core be battery core 21 input current, main control module 11 is in the input current for judging battery core not in the input current model of setting
When enclosing interior, disconnect the second electronic switch 26, battery core 21 made to stop charging, can when battery core 21 charges effective protection battery core 21
Master control borad 1 is formed simultaneously and is protected.
Battery pack management module 23 judges battery core 21 also according to the electric current of the collected battery core 21 of current sampling unit 36
Whether electric current is abnormal, and when battery core 21 is discharged, battery pack management module 23 is not being set in the output electric current for judging battery core 21
Output current scope in when, disconnect discharge switch 25, and then make battery core 21 stop electric discharge, can battery core 21 discharge when it is effective
Master control borad 1 is formed while the shield battery core 21 of guarantor and is protected；When battery core 21 charges, battery pack management module 23 is judging electricity
When the input current of core is not within the scope of the input current of setting, charge switch 26 is disconnected, battery core 21 is made to stop charging, Ke Yi
Master control borad 1 is formed while effective protection battery core 21 when battery core 21 charges and is protected.
The angle for preventing the temperature of battery core 21 excessively high from the battery management system of human-computer interaction sport(s) car of the invention below
The working principle of the battery management system of human-computer interaction sport(s) car of the invention is introduced, specific as follows:
When starting switch for starting human-computer interaction sport(s) car, i.e., human-computer interaction sport(s) car enters operating status, at this time master control
The first electronic switch of control 13 corresponding with battery pack management module 23 of module 11 is connected with discharge switch 25, and battery core 21 starts to electricity
Source module 12 and motor drive module 17 provide electric energy, the electricity consumption that power module 12 is used for as entire human-computer interaction sport(s) car system
Element provides piezoelectric voltage.Specifically, the DC voltage of power module 12 exports battery core 21 voltage conversion 12V, 5V, 3.3V are defeated
Electric device is used into entire human-computer interaction sport(s) car system out.It is understood that entire human-computer interaction sport(s) car system
With electric device can be divided into 12V driving with electric device, 5V drive use electric device, 3.3V driving use electric device, power supply mould
Corresponding voltage output can be used electric device to corresponding by block 12.In 21 discharge process of battery core, temperature sampling unit 32 is real
When acquisition battery core 21 temperature and be sent to main control module 11 and battery pack management module 23, battery core 21 because of continuous discharge or
When the quality problems of itself cause temperature to increase, if main control module 11 judges that the temperature of battery core 21 is more than or equal to setting temperature
Degree, then main control module 11 disconnects the first electronic switch 13, and battery core 21 is made to stop electric discharge；If battery pack management module 23 judges
The temperature of battery core 21 is more than or equal to set temperature out, then battery pack management module 23 disconnects discharge switch 25, stops battery core 21
Only discharge.When external power source interface 15 is connect by charger with external power supply, main control module 11 and battery pack management module
Second electronic switch 14 is connected 23 correspondences with charge switch 26, and battery core 21 starts to charge at this time.
In 21 charging process of battery core, temperature sampling unit 32 acquires the temperature of battery core 21 in real time and is sent to main control module
11 with battery pack management module 23, when battery core 21 causes temperature to increase because of lasting charging or quality problems itself, if
Main control module 11 judges that the temperature of battery core 21 is more than or equal to set temperature, then main control module 11 breaks the second electronic switch 14
It opens, battery core 21 is made to stop charging；If battery pack management module 23 judges that the temperature of battery core 21 is more than or equal to set temperature,
Battery pack management module 23 disconnects charge switch 26, and battery core 21 is made to stop electric discharge.The battery management system of human-computer interaction sport(s) car
It unites protection philosophy in terms of voltage with electric current to battery core 21 and above-mentioned to the basic phase of protection philosophy of the battery core 21 in terms of temperature
Together, details are not described herein.
In the present embodiment, master control borad 1 further includes the master control borad temperature sampling interface 19 connecting with main control module 11, battery
Packet 2 further includes the battery pack temperature sampling interface 29 connect with cell information sampling module 3, battery pack temperature sampling interface 29 and
Master control borad temperature sampling interface 19 is connected by data line, and the temperature of the collected battery core 21 of temperature sampling unit 32 is direct
Be transferred to main control module 11, main control module 11 also judge simultaneously by the transmitting of temperature sampling interface come battery core 21 temperature
Degree, and when the temperature for the battery core 21 that Sampling Interface transmitting comes is higher than set temperature, by the first electronic switch 13 or the second electronics
Switch 14 disconnects.
In the present embodiment, master control borad 1 further includes the master control borad communication module 18 connecting with main control module 11, battery pack 2
Including the battery pack communication module 28 being connect with battery pack management module 23, battery pack communication module 28 and master control borad communication module
It is connected between 18 by data line, so that the information of the collected battery core 21 of cell information sampling module 3 passes through battery pack management
Module 23 is sent to main control module 11.
In the above-described embodiments, the quantity of battery core 21 is multiple, 34 quantity of temperature sampling unit 32 and voltage sampling unit
Also to be multiple, to achieve the purpose that temperature, the voltage and current information that can collect each battery core 21, main control module 11 at this time
The temperature and information of voltage of multiple battery cores 21 will be received with battery pack management module 23, main control module 11 is judged wherein any
When any one Information abnormity of one battery core 21, control battery core 21 is stopped into charge and discharge, battery pack management module 23 is sentenced
It is disconnected go out wherein any one Information abnormity of any one battery core 21 when, control battery core 21 is stopped into charge and discharge.
In the present embodiment, master control borad 1 further includes alarm module 4, and alarm module 4 is connect with main control module 11, master control mould
When judging that battery core 21 is abnormal, main control module 11 controls alarm module 4 and alarms block 11, reminds operator's battery pack 2 abnormal.Report
Alert module 4 is, for example, buzzing alarm module, to beep in alarm, reminds operator's battery pack abnormal.It needs to illustrate
, the abnormal temperature for including battery core 21 of battery core 21 is higher than set temperature, and the input voltage of battery core 21 is not in the input electricity of setting
It presses in range, the output voltage of battery core 21 is not in the output voltage range of setting, and the input current of battery core 21 is not in setting
Within the scope of input current, the output electric current of battery core 21 is not in the output current scope of setting.
In the present embodiment, master control borad 1 further includes display module 5, and display module 5 is connect with main control module 11, master control borad 1
Information by battery core 21 be, for example, the battery core 21 that battery pack management module 23 is sent to main control module 11 temperature information, output/
Output voltage information and input/output current information show in display module 5, with convenient for users to understanding each of battery core 21 in real time
Kind information.
In the present embodiment, the first electronic switch 13 and the second electronic switch 14 are for example triode, the first electronic cutting
Control terminal, output end and the input terminal of pass 13 and the second electronic switch 14 respectively correspond base stage, emitter and the current collection of triode
Pole.
In the present embodiment, discharge switch 25 and charge switch 26 such as respectively electric discharge MOS and charging MOS.
In the present embodiment, master control borad 1 is the master board of man-machine interactive movement vehicle, and master control borad 1 further includes and master control mould
The sensor module of the connection of block 11, the motor drive module 17 being connect with the PWM driving interface of main control module 11.Wherein, it senses
Device module includes but is not limited to gyroscope, acceleration transducer, Hall sensor.Gyroscope is for detecting human-computer interaction sport(s) car
Car body drift angle information, and the drift angle information is sent to main control module 11.The drift angle information of gyroscope is most important control
Parameter, main control module 11 control the movement of human-computer interaction sport(s) car based on this.Hall sensor is mounted on human-computer interaction fortune
On the wheel hub of left and right two of motor-car, for detecting the rotation position of corresponding motor, and then the speed of human-computer interaction sport(s) car is detected
Information is spent, and the velocity information is sent to main control module 11.Main control module 11 by incessantly acquisition receive drift angle information,
Acceleration information and velocity information simultaneously carry out after data fusion through PWM driving interface output motor driving signal to motor driven
Module 17, motor drive module 17 are rotated according to motor drive signal drive motor.Motor drive module and the first electronic switch
13 output end connection, i.e., connected between motor drive module and master control borad charge-discharge modules 16 by the first electronic switch 13,
When in order to the electric discharge of battery core 21, battery core 21 is that motor drive module 17 provides the electric energy of drive motor rotation, and battery core 21 is different
Chang Shi, main control module 11 can close battery core 21, form protection to battery core 21 and master control borad 1.It is understood that in master control
When plate 1 does not include the first electronic switch 13, motor drive module can be directly connected to master control borad charge-discharge modules 16.
The battery management system of human-computer interaction sport(s) car of the invention has following technical effect that
The battery management system of human-computer interaction sport(s) car of the invention passes through cell information in 21 charge or discharge of battery core
Sampling module 3 acquires the information of battery core 21 and is transferred to main control module 11 and battery pack management module 23, when battery core 21 charges,
Main control module 11 will be switched off electronic switch 14 judging that battery core 21 is abnormal, and battery core 21 is made to stop charging；When battery core 21 is discharged,
Battery pack management module 23 will be switched off discharge switch 25 judging that battery core 21 is abnormal, and battery core 21 is made to stop electric discharge, can be effective
Battery core 21 is formed and is protected, it is particularly possible to avoid the problem that battery core 21 causes battery core 21 to be exploded because temperature is excessively high.
Although the present invention is disclosed above by preferred embodiment, however, it is not intended to limit the invention, this any known skill
Skill person can make some changes and embellishment without departing from the spirit and scope of the present invention, therefore protection scope of the present invention is worked as
Subject to claims range claimed.
Claims (9)
1. a kind of battery management system of human-computer interaction sport(s) car, which is characterized in that including master control borad (1), battery pack (2) and electricity
Core intelligence sample module (3)；The master control borad (1) includes main control module (11), electronic switch (14), master control borad charge-discharge modules
(16)；The battery pack (2) includes battery core (21), battery pack charge-discharge modules (22), battery pack management module (23) and electric discharge
It switchs (25)；Wherein, the control terminal of the electronic switch (14) and output end respectively with the main control module (11) and the master
The charging end connection of plate charge-discharge modules (16) is controlled, the input terminal of the electronic switch (14) with external power supply for connecting；Institute
It states master control borad charge-discharge modules (16) to connect with the battery pack charge-discharge modules (22), the battery pack charge-discharge modules (22)
It connect with the battery core (21), and passes through between the discharge end of the battery pack charge-discharge modules (22) and the battery core (21)
Discharge switch (25) connection, the control terminal of the discharge switch (25) are connect with the battery pack management module (23), institute
State cell information sampling module (3) for acquire the battery core (21) information and be sent to the main control module (11) with it is described
Battery pack management module (23), when the battery core (21) discharge, what the battery pack management module (23) was judged to receive
The Information abnormity of the battery core (21) simultaneously disconnects the discharge switch (25), when the battery core (21) charge, the master control mould
Block (11) judges the Information abnormity of the battery core (21) received and disconnects the electronic switch (14)；The battery pack
(2) further include charge switch (26), pass through between the charging end and the battery core (21) of the battery pack charge-discharge modules (22)
Charge switch (26) connection, the control terminal of the charge switch (26) are connect with the battery pack management module (23),
When the battery core (21) is charged, the battery pack management module (23) judges the Information abnormity of the battery core (21) received
And disconnect the charge switch (26).
2. the battery management system of human-computer interaction sport(s) car according to claim 1, which is characterized in that the master control borad
It (1) further include the master control borad communication module (18) being connect with the main control module (11), the battery pack (2) includes and the electricity
The battery pack communication module (28) of pond packet management module (23) connection, the battery pack communication module (28) and the master control borad are logical
Believe and is connected between module (18) by data line, the cell information sampling module (3) and the battery pack management module (23)
Connection, the battery pack management module (23) receive the collected battery core (21) of cell information sampling module (3)
Information is simultaneously sent to the main control module (13).
3. the battery management system of human-computer interaction sport(s) car according to claim 2, which is characterized in that the cell information
Sampling module (3) includes temperature sampling unit (32), and the temperature sampling unit (32) is used to acquire the temperature of the battery core (21)
It spends and is sent to the battery pack management module (23), when the battery core (21) charge, the main control module (11) is judged
The temperature of the battery core (21) is more than or equal to set temperature, and the main control module (11) disconnects the electronic switch (14)；Institute
When stating battery core (21) electric discharge, the battery pack management module (23) judges that the temperature of the battery core (21) is more than or equal to setting temperature
Degree, the battery pack management module (23) disconnect the discharge switch (25).
4. the battery management system of human-computer interaction sport(s) car according to claim 3, which is characterized in that the master control borad
(1) further include the master control borad temperature sampling interface (19) being connect with the main control module (11), the battery pack (2) further include with
The battery pack temperature sampling interface (29) of the temperature sampling unit (32) connection, the battery pack temperature sampling interface (29) with
The master control borad temperature sampling interface (19) is connected by data line, the collected battery core of the temperature sampling unit (32) (21)
Temperature also pass through temperature sampling interface and be sent to the main control module (11).
5. the battery management system of human-computer interaction sport(s) car according to claim 2, which is characterized in that the cell information
Sampling module (3) further includes voltage sampling unit (34), and the voltage sampling unit (34) is for acquiring the battery core (21)
Voltage is simultaneously sent to the battery pack management module (23), when the battery core (21) charge, main control module (11) judgement
For the voltage of the battery core (21) not in the input voltage range of setting, the main control module (11) disconnects the electronic switch out
(14)；When the battery core (21) discharge, the battery pack management module (23) judges that the voltage of the battery core (21) does not exist
In the output voltage range of setting, the battery pack management module (23) disconnects the discharge switch (25).
6. the battery management system of human-computer interaction sport(s) car according to claim 2, which is characterized in that the cell information
Sampling module (3) further includes current sampling unit (36), and the current sampling unit (36) is for acquiring the battery core (21)
The electric current of the collected battery core (21) is simultaneously sent to institute's battery pack management module (23) by electric current, in the battery core
(21) charge when, the main control module (11) judge the electric current of the battery core (21) not within the scope of the input current of setting,
The main control module (11) disconnects the electronic switch (14)；When the battery core (21) charge, the battery pack management module
(23) electric current of the battery core (21) is judged not in the output current scope of setting, and the battery pack management module (23) will
The discharge switch (25) disconnects.
7. the battery management system of human-computer interaction sport(s) car according to claim 1, which is characterized in that the discharge switch
It (25) is electric discharge MOS.
8. the battery management system of the human-computer interaction sport(s) car according to claim 1, which is characterized in that the master control borad
It (1) further include alarm module (4), the alarm module (4) connect with the main control module (11), and the main control module (11) exists
Judge to control the alarm module (4) alarm when the Information abnormity of the battery core (21).
9. the battery management system of human-computer interaction sport(s) car according to claim 1, which is characterized in that the master control borad
It (1) further include display module (5), the display module (5) connect with the main control module (11), and the main control module (11) will
The information for the battery core (21) that the battery pack management module (23) sends is shown on the display module (5).
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| US20170187204A1 (en) * | 2015-12-24 | 2017-06-29 | Hangzhou Chic Intelligent Technology Co., Ltd | Battery management system for human-machine interaction vehicles |
| CN110265738A (en) * | 2019-06-28 | 2019-09-20 | 山东精工电子科技有限公司 | Lithium battery group control system and lithium battery and control method |
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