CN105680519A - Battery management system for man-machine interaction sport car - Google Patents
Battery management system for man-machine interaction sport car Download PDFInfo
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- CN105680519A CN105680519A CN201610162243.4A CN201610162243A CN105680519A CN 105680519 A CN105680519 A CN 105680519A CN 201610162243 A CN201610162243 A CN 201610162243A CN 105680519 A CN105680519 A CN 105680519A
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- 230000003993 interaction Effects 0.000 title claims abstract description 42
- 238000005070 sampling Methods 0.000 claims abstract description 76
- 230000002159 abnormal effect Effects 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052744 lithium Inorganic materials 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 5
- 238000005516 engineering process Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000005520 electrodynamics Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
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- 230000002452 interceptive effect Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
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- 208000014674 injury Diseases 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 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
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
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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—
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Abstract
The invention provides a battery management system for a man-machine interaction sport car. The battery management system comprises a battery pack and a cell information sampling module, wherein the battery pack comprises a cell, a battery pack charge-discharge module, a battery pack management module, a discharging switch and a charging switch; the discharging end of the cell is connected with the battery pack charge-discharge module through the discharging switch; the control end of the discharging switch is connected with the battery pack management module; the battery pack charge-discharge module is connected with the charging end of the cell through the charging switch; the control end of the charging switch is connected with the battery pack management module; the cell information sampling module is used for collecting cell information and transmitting the cell information to the battery pack management module; the battery pack management module determines whether the cell information is abnormal or not; when the cell information is abnormal, the battery pack management module disconnects the discharging switch when the cell is discharged, and disconnects the charging switch when the cell is charged correspondingly. Therefore, the problem of high probability of explosion of a lithium battery caused by overhigh temperatures is effectively solved.
Description
Technical field
The invention belongs to human-computer interaction sport(s) car technical field, relate to the battery management system of a kind of human-computer interaction sport(s) car.
Background technology
Fast development along with association areas such as computer technology, software engineering, microelectric technique, communication technology, material technologies, and science and technology and people's living standard constantly progressive with improve, the modern vehicles are just towards trend developments intelligent, small-sized, energy-saving and environmental protection. In recent years, along with deepening continuously that electrodynamic balance car (also referred to as human-computer interaction sport(s) car) is studied, its field applied is more extensive, and encountered environment and task also become increasingly complex.
Electrodynamic balance car of the prior art generally uses lithium battery as power supply, and knockoff lithium battery emerges in an endless stream therewith, again and again causes the severe accident of lithium battery blast, causes electrodynamic balance car to damage, the serious consequence of injury to personnel. Critically important reason is that mountain vallage battery technology is poor, and quality is low, it is easy to when causing charging, battery surface temperature is too high, and battery explosion brings monetary loss and personal injury to user.
It addition, original-pack battery quality is better than mountain vallage battery, security performance is higher, and original-pack battery accident occurrence probability is relatively low, but can not avoid charging time also can exist because of the too high problem blasted of battery surface temperature.
Further, be no matter original-pack battery and mountain vallage battery in use, the such as electrodynamic balance vehicle commander time, at the uniform velocity to advance at a high speed, also results in battery temperature too high, is so also possible to send a telegraph dynamic balancing blast.
Summary of the invention
The battery management system of a kind of human-computer interaction sport(s) car that the present invention proposes to overcome prior art.
To achieve these goals, the battery management system of a kind of human-computer interaction sport(s) car provided by the present invention, including battery bag and cell information sampling module, described battery bag includes battery core, battery bag charge-discharge modules, battery assure reason module, discharge switch and charge switch, it is connected by described discharge switch between the discharge end of described battery core with described battery bag charge-discharge modules, the control end of described discharge switch is assured reason module and is connected with described battery, it is connected by described charge switch between described battery bag charge-discharge modules and the charging end of described battery core, the control end of described charge switch is assured reason module and is connected with described battery, described cell information sampling module is used for gathering the information of described battery core and being sent to described battery assuring reason module, described battery is assured reason module and is judged that whether the information of described battery core is abnormal, and when the Information abnormity of described battery core, correspondingly disconnect described discharge switch when described battery core is discharged, described charge switch is disconnected when described battery core is charged.
Further, described cell information sampling module includes temperature sampling unit, described temperature sampling unit is for gathering the temperature of described battery core, described battery is assured the temperature of the described battery core that reason module collects according to described temperature sampling unit and is judged that whether the temperature of described battery core is be more than or equal to design temperature, and when the temperature of described battery core is be more than or equal to design temperature, correspondingly disconnect described discharge switch when described battery core is discharged, disconnect described charge switch when described battery core is charged
Further, described cell information sampling module also includes voltage sampling unit, described voltage sampling unit is for gathering the voltage of described battery core and to described battery, the voltage transmission of the described battery core collected being assured reason module, when described battery core is discharged, described battery is assured reason module and is judged that the voltage of described battery core is not in the output voltage range set, and described battery is assured reason module and disconnected by described discharge switch; When described battery core is charged, described battery is assured reason module and is judged that the voltage of described battery core is not in the input voltage range set, and described battery is assured reason module and disconnected by described charge switch.
Further, described cell information sampling module also includes current sampling unit, described current sampling unit is for gathering the electric current of described battery core and to described battery, the electric current transmission of the described battery core collected being assured reason module, when described battery core is discharged, described battery is assured reason module and is judged that the electric current of described battery core is not in the output current scope set, and described battery is assured reason module and disconnected by described discharge switch; When described battery core is charged, described battery is assured reason module and is judged that the electric current of described battery core is not within the scope of the input current set, and described battery is assured reason module and disconnected by described charge switch.
Further, the battery management system of described human-computer interaction sport(s) car also includes master control borad, described master control borad includes main control module and alarm module, described main control module is assured reason module and is connected with described battery, described battery is assured the information of the described battery core that described cell information sampling module is also collected by reason module and is sent to described main control module, the information that described main control module assures, according to described battery, the battery core that reason module sends judges that whether the information of described battery core is abnormal, described main control module controls described alarm module and reports to the police when judging the Information abnormity of described battery core.
Further, the battery management system of described human-computer interaction sport(s) car also includes master control borad, described master control borad includes main control module and display module, described main control module is assured reason module and is connected with described battery, described battery is assured the information of the described battery core that described cell information sampling module is also collected by reason module and is sent to described main control module, and described battery is assured the information of the battery core that reason module sends and shown on described display module by described main control module.
Further, described master control borad also includes the master control borad communication module being connected with described main control module, described battery bag includes assuring the battery packet communication module that reason module is connected with described battery, is connected by data wire between described battery packet communication module and described master control borad communication module.
Further, described master control borad also includes external power interface and master control borad charge-discharge modules, described master control borad charge-discharge modules and described external power interface, and described master control borad charge-discharge modules is connected by data wire with described battery bag charge-discharge modules.
Further, described discharge switch and described charge switch respectively discharge MOS and charging MOS.
Due to the utilization of technique scheme, the present invention possesses advantages below:
The battery management system of the human-computer interaction sport(s) car of the present invention is when battery core charge or discharge; gather the information of battery core by cell information sampling module and be transferred to battery and assure reason module; battery is assured the information of the battery core that reason module collects according to cell information sampling module and is judged that whether battery core is abnormal; and when the exception of battery core; corresponding disconnection discharge switch and charge switch; battery core is made to stop electric discharge and stop charging; effectively battery core can be formed protection, it is particularly possible to avoid the problem that battery core causes battery core to be exploded because temperature is too high.
Accompanying drawing explanation
Fig. 1 is the theory 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.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is further described.
Referring to Fig. 1 and Fig. 2, the battery management system of the human-computer interaction sport(s) car that the embodiment of the present invention provides, including master control borad 1, battery bag 2 and cell information sampling module 3.
Wherein, master control borad 1 includes main control module the 11, first electrical switch the 13, second electrical switch 14, external power interface 15 and master control borad charge-discharge modules 16. Battery bag 2 includes battery core 21, battery bag charge-discharge modules 22, battery assure reason module 23, discharge switch 25 and charge switch 26.
Wherein, control end, the input of the first electrical switch 13 are connected with the discharge end of main control module 11 and master control borad charge-discharge modules 16 respectively, the outfan of the first electrical switch 13 is connected with electricity consumption module, in the present embodiment, master control borad 1 is such as the master board of man-machine interactive movement car, main control module 11 is the master cpu in the master board of man-machine interactive movement car, and electricity consumption module such as includes the power module 12 in the master board of human-computer interaction sport(s) car and the motor drive module 17 in human-computer interaction sport(s) car. Master control borad charge-discharge modules 16 is connected with battery core 21 by battery bag charge-discharge modules 22, such as can be connected by data wire between master control borad charge-discharge modules 16 with battery bag charge-discharge modules 22. Main control module 11 is for controlling conducting and the disconnection of the first electrical switch 13, and the first electrical switch 13 is when conducting, and battery core 21 is discharged, and namely power module 12 and motor drive module 17 are powered by battery core 21. In the present embodiment, it is connected by discharge switch 25 between battery core 21 and the discharge end of battery bag charge-discharge modules 22, the control end of discharge switch 25 is assured reason module 23 and is connected with battery, battery assures reason module 23 for controlling conducting and the disconnection of discharge switch 25, when power module 12 and motor drive module 17 are discharged by battery core 21, the first electrical switch 13 all tends to remain on discharge switch 25. Certainly, in other embodiments, the discharge end of battery bag charge-discharge modules 22 and battery core 21 can be directly connected to, and so only need main control module 11 to control the first electrical switch 13 conducting and disconnect, battery core 21 can be made to discharge or stop electric discharge. Further, in other embodiments, master control borad 1 does not include the first electrical switch 13, power module 12 and motor drive module can be directly connected to the discharge end of master control borad charge-discharge modules 16, it is connected by discharge switch 25 between the discharge end of battery bag charge-discharge modules 22 and battery core 21, so only need battery to assure reason module 23 and control conducting and the Guan Bi of discharge switch 25, battery core 21 can be made to discharge or stop electric discharge.
Control end, input and the outfan of the second electrical switch 14 are connected with the charging end of main control module 11, external power interface 15 and master control borad charge-discharge modules 16 respectively. Main control module 11 is for controlling conducting and the disconnection of the second electrical switch 14, and external power interface 15 is for being connected with external power supply so that the input of the second electrical switch 14 is connected with external power supply. When external power interface 15 is connected with external power supply and the second electrical switch 14 turns on, battery core 21 is charged by external power source. In the present embodiment, it is connected by charge switch 26 between the charging end of battery bag charge-discharge modules 22 and battery core 21, the control end of charge switch 26 is assured reason module 23 and is connected with battery, battery assures reason module 23 for controlling conducting and the disconnection of charge switch 26, it is understandable that, when battery core 21 is charged, the second electrical switch 14 all needs to tend to remain on charge switch 26. Certainly, in other embodiments, the charging end of battery bag charge-discharge modules 22 and battery core 21 can be directly connected to, and so only need main control module 11 to control the second electrical switch 14 conducting and disconnect, even if battery core processed 21 is charged or stops charging. Further, in other embodiments, master control borad 1 can not include the second electrical switch 14, external power interface 15 can be directly connected to the charging end of master control borad charge-discharge modules 16, it is connected by charge switch 26 between the charging end of battery bag charge-discharge modules 22 and battery core 21, so only need battery to assure reason module 23 and control conducting and the Guan Bi of charge switch 26, can so that battery core 21 be charged or stops charging.
Cell information sampling module 3 is such as arranged at the inside of battery bag 2, for gathering the information of battery core 21, and the information of the battery core 21 collected is sent to main control module 11, the information of the battery core 21 that main control module 11 collects according to cell information sampling module 3 judges that whether the information of battery core 21 is abnormal, and when the Information abnormity of battery core 21, the first electrical switch 13 is correspondingly disconnected when battery core 21 is discharged, the second electrical switch 14 is disconnected when battery core 21 is charged, during to avoid the Information abnormity of battery core 21, battery core 21 continues electric discharge or continues the problem that the temperature of the caused battery core 21 of charging continues to raise battery core 21 blast caused.
Specifically, cell information sampling module 3 is assured reason module 23 and is connected with battery, the information of the battery core 21 collected is sent to battery and assures reason module 23 by cell information sampling module 3, and through battery assure reason module 23 send to main control module 11, simultaneously battery is assured the information of the battery core 21 that reason module 23 collects according to cell information sampling module 3 and is judged the information whether exception of battery core 21, and when the Information abnormity of battery core 21, discharge switch 25 is correspondingly disconnected when battery core 21 is discharged, the turn off charge switch 26 when battery core 21 is charged, during to avoid the Information abnormity of battery core 21, battery core 21 continues electric discharge or continues the problem that the temperature of the caused battery core 21 of charging continues to raise battery core 21 blast caused.
In the present embodiment, cell information sampling module 3 includes temperature sampling unit 32, temperature sampling unit 32 is assured reason module 23 and is connected with battery, for gather battery core 21 temperature and the temperature of the battery core 21 collected is sent to battery assure reason module 23 and by battery assure manage module 23 be sent to main control module 11, the temperature of the battery core 21 that main control module 11 collects according to temperature sampling unit 32 judges that whether the temperature of battery core 21 is be more than or equal to design temperature, and when the temperature of battery core 21 is be more than or equal to design temperature, the first electrical switch 13 is correspondingly disconnected when battery core 21 is discharged, the second electrical switch 14 is disconnected when battery core 21 is charged, with the temperature of avoiding battery core 21 too high time, battery core 21 continues electric discharge or continues the problem that the temperature of the caused battery core 21 of charging continues to raise battery core 21 blast caused.
Battery is assured the temperature of the battery core 21 that reason module 23 collects always according to temperature sampling unit 32 and is judged that whether the temperature of battery core 21 is be more than or equal to design temperature, and when the temperature of battery core 21 is be more than or equal to design temperature, discharge switch 25 is correspondingly disconnected when battery core 21 is discharged, the turn off charge switch 26 when battery core 21 is charged, with the temperature of avoiding battery core 21 too high time, battery core 21 continues electric discharge or continues the problem that the temperature of the caused battery core 21 of charging continues to raise battery core 21 blast caused. It should be noted that design temperature is battery core 21 holds explosive temperature, this temperature can adjust according to the characteristic of battery core 21 itself, is possible to prevent battery core 21 to explode with arrival and ensure that the normal discharge and recharge of battery core 21 simultaneously; Temperature collecting cell 32 is such as contact type temperature sensor, and temperature collecting cell 32 is attached in battery core 21.
At the present embodiment, cell information sampling module 3 also includes voltage sampling unit 34, voltage sampling unit 34 is assured reason module 23 and is connected with battery, for gather battery core 21 voltage and the voltage of the battery core 21 collected is sent to battery assure reason module 23 and by battery assure manage module 23 send to main control module 11, when battery core 21 is discharged, the output voltage that voltage is battery core 21 of the battery core 21 that voltage sampling unit 34 collects, main control module 11 is when judging that the output voltage of battery core 21 is not in the output voltage range set, disconnect the first electrical switch 13, and then make battery core 21 stop electric discharge, master control borad 1 is formed protection while battery core 21 by protecting of effectively can protecting when battery core 21 is discharged, when battery core 21 is charged, the input voltage that battery core is battery core 21 of the battery core 21 that voltage sampling unit 34 collects, main control module 11 is when judging that the input voltage of battery core 21 is not in the input voltage range set, the second electrical switch 14 is filled in disconnection, battery core 21 is made to stop charging, it is possible to effectively protect battery core 21 when battery core 21 is charged while, master control borad 1 to be formed protection.
Battery is assured the voltage of the battery core 21 that reason module 23 collects always according to voltage sampling unit 34 and is judged that whether the voltage of battery core 21 is abnormal, specifically, when battery core 21 is discharged, the output voltage that voltage is battery core 21 of the battery core 21 that voltage sampling unit 34 collects, battery assures reason module 23 when judging that the output voltage of battery core 21 is not in the output voltage range set, disconnect discharge switch 25, and then making battery core 21 stop electric discharge, it is possible to master control borad 1 is formed protection while battery core 21 by protecting of effectively protecting when battery core 21 is discharged; When battery core 21 is charged; the input voltage that battery core is battery core 21 of the battery core 21 that voltage sampling unit 34 collects; battery assures reason module 23 when judging that the input voltage of battery core 21 is not in the input voltage range set; turn off charge switch 26; battery core 21 is made to stop charging, it is possible to effectively protect battery core 21 when battery core 21 is charged while, master control borad 1 to be formed protection.
At the present embodiment, cell information sampling module 3 also includes current sampling unit 36, current sampling unit 36 is assured reason module 23 and is connected with battery, for gather battery core 21 electric current and the electric current of the battery core 21 collected is sent to battery assure reason module 23 and by battery assure manage module 23 send to main control module 11, when battery core 21 is discharged, the output electric current that electric current is battery core 21 of the battery core 21 that current sampling unit 36 collects, main control module 11 judge battery core 21 output electric current not set output current scope in time, disconnect the first electrical switch 25, battery core 21 is made to stop electric discharge, master control borad 1 is formed protection while battery core 21 by protecting of effectively can protecting when battery core 21 is discharged, when battery core 21 is charged, the input current that battery core is battery core 21 of the battery core 21 that main control module 11 collects, main control module 11 is when judging that the input current of battery core is not within the scope of the input current set, disconnect the second electrical switch 26, battery core 21 is made to stop charging, it is possible to effectively protect battery core 21 when battery core 21 is charged while, master control borad 1 to be formed protection.
Battery is assured the electric current of the battery core 21 that reason module 23 collects always according to current sampling unit 36 and is judged that whether the electric current of battery core 21 is abnormal, when battery core 21 is discharged, battery assure reason module 23 judge battery core 21 output electric current not set output current scope in time, disconnect discharge switch 25, and then making battery core 21 stop electric discharge, it is possible to master control borad 1 is formed protection while battery core 21 by protecting of effectively protecting when battery core 21 is discharged; When battery core 21 is charged; battery assures reason module 23 when judging that the input current of battery core is not within the scope of the input current set; turn off charge switch 26, makes battery core 21 stop charging, it is possible to effectively protect battery core 21 when battery core 21 is charged while, master control borad 1 is formed protection.
The angle preventing the temperature of battery core 21 too high from the battery management system of the human-computer interaction sport(s) car of the present invention below introduces the operation principle of the battery management system of the human-computer interaction sport(s) car of the present invention, specific as follows:
When the starting switch starting human-computer interaction sport(s) car, namely human-computer interaction sport(s) car enters running status, now main control module 11 assures with battery that reason module 23 is corresponding controls the first electrical switch 13 and discharge switch 25 turns on, battery core 21 starts power module 12 and motor drive module 17 are provided electric energy, and power module 12 is for providing piezoelectric voltage for whole human-computer interaction sport(s) car system with electric device. Specifically, the direct voltage output of battery core 21 is exported by power module 12 voltage conversion 12V, 5V, 3.3V is to using electric device in whole human-computer interaction sport(s) car system. It is understood that whole human-computer interaction sport(s) car system with electric device can be divided into that 12V drives with electric device, 5V drive with electric device, 3.3V drive with electric device, corresponding voltage output can be used electric device to corresponding by power module 12. In battery core 21 discharge process, the temperature of temperature sampling unit 32 Real-time Collection battery core 21 is also sent to main control module 11 and assures reason module 23 with battery, when because of continuous discharge or the quality problems of itself, battery core 21 causes that temperature raises, if main control module 11 judges that the temperature of battery core 21 is be more than or equal to design temperature, then the first electrical switch 13 is disconnected by main control module 11, makes battery core 21 stop electric discharge; If battery assure reason module 23 judge that the temperature of battery core 21 is be more than or equal to design temperature, then battery assure reason module 23 discharge switch 25 is disconnected, make battery core 21 stop electric discharge. When external power interface 15 is connected with external power supply by charger, main control module 11 is assured with battery and is managed that module 23 is corresponding to be turned on the second electrical switch 14 and charge switch 26, and now battery core 21 starts to charge up.
In battery core 21 charging process, the temperature of temperature sampling unit 32 Real-time Collection battery core 21 is also sent to main control module 11 and assures reason module 23 with battery, in battery core 21 because of when persistently charging or the quality problems of itself cause that temperature raises, if main control module 11 judges that the temperature of battery core 21 is be more than or equal to design temperature, then the second electrical switch 14 is disconnected by main control module 11, makes battery core 21 stop charging; If battery assure reason module 23 judge that the temperature of battery core 21 is be more than or equal to design temperature, then battery assure reason module 23 charge switch 26 is disconnected, make battery core 21 stop electric discharge. The battery management system of human-computer interaction sport(s) car is essentially identical to protection philosophy and the above-mentioned protection philosophy to battery core 21 in temperature of battery core 21 in voltage with electric current, does not repeat them here.
In the present embodiment, master control borad 1 also includes the master control borad temperature sampling interface 19 being connected with main control module 11, battery bag 2 also includes the battery bag temperature sampling interface 29 being connected with cell information sampling module 3, battery bag temperature sampling interface 29 is connected by data wire with master control borad temperature sampling interface 19, the temperature of the battery core 21 to be collected by temperature sampling unit 32 is directly transmitted and is transferred to main control module 11, main control module 11 also judges the temperature of the battery core 21 come by the transmission of temperature sampling interface simultaneously, and when the temperature of the battery core 21 that Sampling Interface transmission comes is higher than design temperature, first electrical switch 13 or the second electrical switch 14 are disconnected.
In the present embodiment, master control borad 1 also includes the master control borad communication module 18 being connected with main control module 11, battery bag 2 includes assuring the battery packet communication module 28 that reason module 23 is connected with battery, it is connected by data wire between battery packet communication module 28 and master control borad communication module 18 so that the information of the battery core 21 that cell information sampling module 3 collects is assured reason module 23 by battery and sent to main control module 11.
In the above-described embodiments, the quantity of battery core 21 is multiple, temperature sampling unit 32 and voltage sampling unit 34 quantity are also multiple, to reach to collect the temperature of each battery core 21, the purpose of voltage and current information, now main control module 11 and battery are assured reason module 23 and will be received temperature and the information of voltage of multiple battery core 21, when main control module 11 judges any one Information abnormity of wherein any one battery core 21, control battery core 21 is stopped charge and discharge, when any one Information abnormity that reason module 23 judges wherein any one battery core 21 assured by battery, control battery core 21 is stopped charge and discharge.
In the present embodiment, master control borad 1 also includes alarm module 4, and alarm module 4 is connected with main control module 11, and main control module 11 is when judging that battery core 21 is abnormal, and main control module 11 controls alarm module 4 and reports to the police, and reminds operator's battery bag 2 abnormal. Alarm module 4 is such as buzzing alarm module, to sound a buzzer when reporting to the police, reminds operator's battery bag abnormal. It should be noted that, the abnormal temperature including battery core 21 of battery core 21 is higher than design temperature, the input voltage of battery core 21 is not in the input voltage range set, the output voltage of battery core 21 is not in the output voltage range set, the input current of battery core 21 is not within the scope of the input current set, and the output electric current of battery core 21 is not in the output current scope set.
In the present embodiment, master control borad 1 also includes display module 5, display module 5 is connected with main control module 11, the information of battery core 21 is such as assured reason module 23 for battery and is sent to the temperature information of battery core 21 of main control module 11, output/output voltage information and input/output current information and shows at display module 5 by master control borad 1, to facilitate user to understand the various information of battery core 21 in real time.
In the present embodiment, the first electrical switch 13 and the second electrical switch 14 are such as audion, and the first electrical switch 13 controls end, outfan and the input base stage of corresponding audion, emitter stage and colelctor electrode respectively with the second electrical switch 14.
In the present embodiment, discharge switch 25 and charge switch 26 such as electric discharge MOS and charging MOS respectively.
In the present embodiment, master control borad 1 is the master board of man-machine interactive movement car, and master control borad 1 also includes the PWM of sensor assembly and the main control module 11 being connected with main control module 11 motor drive module 17 driving interface to be connected. Wherein, sensor assembly includes but not limited to gyroscope, acceleration transducer, Hall element. Gyroscope is for detecting the car body drift angle information of human-computer interaction sport(s) car, and this drift angle information is sent to main control module 11. The drift angle information of gyroscope is most important controling parameter, and main control module 11 controls the motion of human-computer interaction sport(s) car based on this. Hall element is arranged on two, the left and right wheel hub of human-computer interaction sport(s) car, for detecting the position of rotation of corresponding motor, and then detects the velocity information of human-computer interaction sport(s) car, and this velocity information is sent to main control module 11. Main control module 11 is by driving interface output motor to drive signal to motor drive module 17 by PWM after gathering reception drift angle information, acceleration information and velocity information incessantly and carrying out data fusion, and motor drive module 17 drives revolution according to motor drive signal. The outfan of motor drive module and the first electrical switch 13 connects; namely it is connected by the first electrical switch 13 between motor drive module with master control borad charge-discharge modules 16; so that when battery core 21 is discharged; battery core 21 provides the electric energy driving revolution for motor drive module 17; and when battery core 21 is abnormal; battery core 21 can be closed by main control module 11, and battery core 21 and master control borad 1 are formed protection. It is understood that when master control borad 1 does not include the first electrical switch 13, motor drive module can be directly connected to master control borad charge-discharge modules 16.
The battery management system of the human-computer interaction sport(s) car of the present invention has following technical effect that
1, the battery management system of the human-computer interaction sport(s) car of the present invention is when battery core 21 charge or discharge, gather the information of battery core 21 by cell information sampling module 3 and be transferred to main control module 11, the information of the battery core 21 of the information of the battery core 21 that main control module 11 collects according to cell information sampling module 3, and when the Information abnormity of battery core 21, corresponding disconnection the first electrical switch 13 and the second electrical switch 14, battery core 21 is made to stop electric discharge and stop charging, effectively battery core 21 can be formed protection, especially battery core 21 can be avoided because temperature is too high to cause the problem that battery core 21 is exploded.
2, the battery management system of the human-computer interaction sport(s) car of the present invention is when battery core 21 charge or discharge, by cell information sampling module 3 gather battery core 21 information and be transferred to battery assure reason module 23, battery is assured the information of the battery core 21 that reason module 23 collects according to cell information sampling module 3 and is judged that whether battery core 21 is abnormal, and when the exception of battery core 21, corresponding disconnection discharge switch 25 and charge switch 26, battery core 21 is made to stop electric discharge and stop charging, effectively battery core 21 can be formed protection, especially battery core 21 can be avoided because temperature is too high to cause the problem that battery core 21 is exploded.
3, the battery management system of the human-computer interaction sport(s) car of the present invention have employed two-way protection circuit to protect battery core 21, it is possible to when any road protection circuit damages wherein, another road protection circuit can also effectively protect battery core 21.
The temperature of the battery core 21 that 4, temperature sampling unit 32 collects assures reason module 23 respectively through battery and temperature sampling interface sends to main control module 11, and according to two groups of temperature datas of battery core 21, main control module 11 judges that whether battery core 21 is overheated, improve protection precision.
Although the present invention is disclosed above by preferred embodiment; but it is not limited to the present invention, any know this those skilled in the art, without departing from the spirit and scope of the present invention; can doing a little change and retouching, therefore protection scope of the present invention is when being as the criterion depending on claims scope required for protection.
Claims (9)
1. the battery management system of a human-computer interaction sport(s) car, it is characterized in that, including battery bag (2) and cell information sampling module (3), described battery bag (2) includes battery core (21), battery bag charge-discharge modules (22), battery assure reason module (23), discharge switch (25) and charge switch (26), it is connected by described discharge switch (25) between the discharge end of described battery core (21) with described battery bag charge-discharge modules (22), the control end of described discharge switch (25) is assured reason module (23) and is connected with described battery, it is connected by described charge switch (26) between described battery bag charge-discharge modules (22) and the charging end of described battery core (21), the control end of described charge switch (26) is assured reason module (23) and is connected with described battery, described cell information sampling module (3) is used for gathering the information of described battery core (21) and being sent to described battery assuring reason module (23), described battery is assured reason module (23) and is judged that whether the information of described battery core (21) is abnormal, and when the Information abnormity of described battery core (21), correspondingly disconnect described discharge switch (25) when described battery core (21) is discharged, described charge switch (26) is disconnected when described battery core (21) is charged.
2. the battery management system of human-computer interaction sport(s) car according to claim 1, it is characterized in that, described cell information sampling module (3) includes temperature sampling unit (32), described temperature sampling unit (32) is used for gathering the temperature of described battery core (21), described battery is assured the temperature of the described battery core (21) that reason module (23) collects according to described temperature sampling unit (32) and is judged that whether the temperature of described battery core (21) is be more than or equal to design temperature, and when the temperature of described battery core (21) is be more than or equal to design temperature, correspondingly disconnect described discharge switch (25) when described battery core (21) is discharged, described charge switch (26) is disconnected when described battery core (21) is charged.
3. the battery management system of human-computer interaction sport(s) car according to claim 1, it is characterized in that, described cell information sampling module (3) also includes voltage sampling unit (34), described voltage sampling unit (34) is used for gathering the voltage of described battery core (21) and the voltage of the described battery core (21) collected sending extremely described battery assuring reason module (23), when described battery core (21) is discharged, described battery is assured reason module (23) and is judged that the voltage of described battery core (21) is not in the output voltage range set, described battery is assured reason module (23) and is disconnected by described discharge switch (25), when described battery core (21) is charged, described battery is assured reason module (23) and is judged that the voltage of described battery core (21) is not in the input voltage range set, and described battery is assured reason module (23) and disconnected by described charge switch (26).
4. the battery management system of human-computer interaction sport(s) car according to claim 1, it is characterized in that, described cell information sampling module (3) also includes current sampling unit (36), described current sampling unit (36) is used for gathering the electric current of described battery core (21) and the electric current of the described battery core (21) collected sending extremely described battery assuring reason module (23), when described battery core (21) is discharged, described battery is assured reason module (23) and is judged that the electric current of described battery core (21) is not in the output current scope set, described battery is assured reason module (23) and is disconnected by described discharge switch (25), when described battery core (21) is charged, described battery is assured reason module (23) and is judged that the electric current of described battery core (21) is not within the scope of the input current set, and described battery is assured reason module (23) and disconnected by described charge switch (26).
5. the battery management system of human-computer interaction sport(s) car according to claim 1, it is characterized in that, the battery management system of described human-computer interaction sport(s) car also includes master control borad (1), described master control borad (1) includes main control module (11) and alarm module (4), described main control module (11) is assured reason module (23) and is connected with described battery, described battery is assured the information of the described battery core (21) that described cell information sampling module (3) is also collected by reason module (23) and is sent to described main control module (11), the information that described main control module (11) assures, according to described battery, the battery core (21) that reason module (23) sends judges that whether the information of described battery core (21) is abnormal, described main control module (11) controls described alarm module (4) and reports to the police when judging the Information abnormity of described battery core (21).
6. the battery management system of human-computer interaction sport(s) car according to claim 1, it is characterized in that, the battery management system of described human-computer interaction sport(s) car also includes master control borad (1), described master control borad (1) includes main control module (11) and display module (5), described main control module (11) is assured reason module (23) and is connected with described battery, described battery is assured the information of the described battery core (21) that described cell information sampling module (3) is also collected by reason module (23) and is sent to described main control module (11), described battery is assured the information of the battery core (21) that reason module (23) sends in the upper display of described display module (5) by described main control module (11).
7. the battery management system of the human-computer interaction sport(s) car according to any one in claim 5-6, it is characterized in that, described master control borad (1) also includes the master control borad communication module (18) being connected with described main control module (11), described battery bag (2) includes assuring battery packet communication module (28) that reason module (23) is connected with described battery, is connected by data wire between described battery packet communication module (28) with described master control borad communication module (18).
8. the battery management system of the human-computer interaction sport(s) car according to claim 5-6 any one, it is characterized in that, described master control borad (1) also includes external power interface (15) and master control borad charge-discharge modules (16), described master control borad charge-discharge modules (16) and described external power interface (15), described master control borad charge-discharge modules (16) is connected by data wire with described battery bag charge-discharge modules (22).
9. the battery management system of human-computer interaction sport(s) car according to claim 1, it is characterised in that described discharge switch (25) and described charge switch (26) respectively discharges MOS and the MOS that charges.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162243.4A CN105680519A (en) | 2016-03-21 | 2016-03-21 | Battery management system for man-machine interaction sport car |
| US15/139,380 US9515496B1 (en) | 2016-03-21 | 2016-04-27 | Battery management system for human-machine interaction vehicles |
| 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 |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610162243.4A CN105680519A (en) | 2016-03-21 | 2016-03-21 | Battery management system for man-machine interaction sport car |
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| CN105680519A true CN105680519A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610162243.4A Pending CN105680519A (en) | 2015-12-24 | 2016-03-21 | Battery management system for man-machine interaction sport car |
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