CN206442128U - Battery, battery management system and mobile platform - Google Patents
Battery, battery management system and mobile platform Download PDFInfo
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- CN206442128U CN206442128U CN201621224835.6U CN201621224835U CN206442128U CN 206442128 U CN206442128 U CN 206442128U CN 201621224835 U CN201621224835 U CN 201621224835U CN 206442128 U CN206442128 U CN 206442128U
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- 238000004891 communication Methods 0.000 claims abstract description 82
- 230000005611 electricity Effects 0.000 claims description 61
- 230000002159 abnormal effect Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
A kind of battery management system, the voltage output of battery where for managing, the battery management system includes：Communication interface, it is communicatively coupled for the power-supply controller of electric with the mobile platform, the electric parameter of battery where the communication interface is obtained and the power-supply controller of electric that the electric parameter is transferred to the mobile platform, so that the power-supply controller of electric produces corresponding voltage output control signal according to the electric parameter；The communication interface also receives the voltage output control signal that the power-supply controller of electric is sent；And battery controller, it is connected with the communication interface, the voltage output control signal for being received according to the communication interface produces corresponding voltage output and instructed, and corresponding voltage is exported with battery where controlling.The performance difference between each battery in the battery component can be avoided excessive by using the battery management system and situation that voltage that is causing pours in down a chimney occurs, to ensure the Electrical Safety of the mobile platform.
Description
Technical field
The utility model is related to the safety management technology field of intelligent battery associating power supply system, more particularly to a kind of electricity
Pond, battery management system and mobile platform.
Background technology
With the increase of electrical equipment power, it usually needs lithium battery connection in series-parallel is got up and constitutes more complicated power supply system
System.In the electric power system of many battery combinations, voltage, electricity between each battery might have difference, and different electricity, electricity
The problem of battery combination use of pressure would generally introduce some Safety and compatibilities, for example：The cell parallel of different voltages is used
When, often there is high-voltage battery and charged to low-voltage battery with a very big electric current, cause the damage of potential safety hazard and battery core
It is bad.
Utility model content
In view of this, it is necessary to propose a kind of battery, battery management system, mobile platform and electrical equipment, with solution
Above-mentioned technical problem.
A kind of battery management system, the voltage output of battery where for managing, the battery management system includes：
Communication interface, is communicatively coupled for the power-supply controller of electric with the mobile platform, and the communication interface is obtained
The electric parameter of place battery and the power-supply controller of electric that the electric parameter is transferred to the mobile platform, for the power supply
Controller produces corresponding voltage output control signal according to the electric parameter；The communication interface also receives the power supply control
The voltage output control signal that device processed is sent；And
Battery controller, is connected with the communication interface, and the voltage for being received according to the communication interface is defeated
Go out control signal and produce corresponding voltage output instruction, corresponding voltage is exported with battery where controlling.
Further, the battery controller includes voltage output control circuit and the PMU,
The PMU is connected respectively with the communication interface and the voltage output control circuit,
Wherein, the PMU is used for the voltage output control signal received according to the communication interface
Type determine where battery voltage type to be output；
The voltage type that the voltage output control circuit is determined according to the PMU produces corresponding voltage
Output order.
Further, the electric parameter includes following at least one：Magnitude of voltage, dump energy, total charge capacity, work
Electric current, battery.
Further, the voltage output control signal includes safe voltage output control signal, the power management list
Member produces safe voltage output order according to the safe voltage output control signal, to control the battery output safety electricity
Pressure；
And/or, the voltage output control signal includes operating voltage output control signal, the PMU root
Operating voltage output order is produced according to the operating voltage output control signal, to control the battery output operating voltage；
And/or, the voltage output control signal includes stopping output operating voltage control signal, the power management list
Member stops exporting operating voltage control signal and producing stopping output operating voltage instruction according to described, to control the battery to stop
Export operating voltage.
Further, the span of the safe voltage is 3.3V~17.8V；
And/or, the span of the operating voltage is 18V~26.3V.
Further, the battery management system also includes：
Connection status detects interface, for being electrically connected with the mobile platform, and when being electrically connected with the mobile platform
Receive a signal in place；And
The PMU, is electrically connected with connection status detecting interface, and connection status described in detecting real-time
Detect the signal in place on interface；
Wherein, produced when the PMU does not detect the signal in place and stop output operating voltage instruction,
To control the battery to stop output operating voltage,
And/or, the PMU produces safe voltage output order when detecting the signal in place, to control
The battery output safety voltage.
Further, the battery also includes power button, and the PMU is electrically connected with the power button,
The PMU the power button for receiving the power button of the mobile platform or the battery be pressed by
Safe voltage output order is produced when pressing signal, to control the voltage output control circuit output safety voltage.
Further, the battery also include power button and indicating member, the battery controller include respectively with
The PMU of the power button and indicating member connection, the electric parameter at least include current residual electricity and
Total charge capacity, the current residual electricity and total charge capacity of battery where the PMU is obtained calculate described work as
The ratio of preceding dump energy and total charge capacity, and when detecting the pressing signal that the power button is pressed by institute
State ratio and be sent to the indicating member and carry out electricity and show.
Further, the battery also includes indicating member, and the communication interface also receives the power-supply controller of electric and sent
Alarm signal, and the alarm signal be sent to the indicating member carry out alarm.
Further, the voltage of the battery output includes operating voltage and safe voltage, and the safe voltage is less than
The operating voltage.
Further, the opening sequence of the safe voltage is before the opening sequence of the operating voltage,
Or, the safe voltage is opened simultaneously with the operating voltage.
Further, the safe voltage is simultaneously closed off with the operating voltage.
A kind of battery, for being powered to a mobile platform, the battery includes：
Housing；
Battery core, is accommodated in the housing；And upper described battery management system, the battery management system is located at institute
Enclosure interior is stated, and is electrically connected with the battery core.
Further, the battery controller controls the normally opened output safety voltage of battery core.
Further, in the battery and the external connection device, the battery controller automatically controls the electricity
Core output safety voltage.
A kind of mobile platform includes：Upper described battery, is multiple；
Communication terminal, is communicatively coupled respectively with multiple batteries, and the communication terminal obtains each battery
Electric parameter；And
Power-supply controller of electric, is connected with the communication terminal, for the electric ginseng got according to the communication terminal
Number determines the powering modes of each battery, and produces corresponding voltage output control signal, and by the voltage output
Control signal is sent to the corresponding battery, to control the battery to export corresponding voltage.
The utility model is moved by making the mobile platform be first communicatively coupled with the battery component, and by described
Whether moving platform judges whether the battery component meets entry condition according to the electric parameter of the battery component, i.e., can enter
Horizontal high voltage is powered, so as to avoid the performance difference between each battery in the battery component excessive, such as voltage difference
Value is excessive or the excessive grade of dump energy difference and the voltage that causes pour in down a chimney, i.e., the situation that high-voltage battery charges to low-voltage battery
Occur, to ensure the Electrical Safety of the mobile platform.
Brief description of the drawings
Fig. 1 is a kind of structural representation for electrical equipment that the embodiment of the utility model one is provided, the electrical equipment bag
Mobile platform and battery component are included, the battery component includes multiple batteries.
Fig. 2 is a kind of stereogram for battery that the embodiment of the utility model one is provided.
Fig. 3 is the construction module figure of the battery shown in Fig. 2, and the battery includes battery management system.
Fig. 4 is the construction module figure of the battery management system shown in Fig. 3.
Fig. 5 is a kind of structural representation for mobile platform that the embodiment of the utility model one is provided.
Fig. 6 is the functional block diagram of the mobile platform shown in Fig. 5.
Fig. 7 is the attachment structure schematic diagram of the battery that the utility model embodiment is provided and mobile platform；
Fig. 8 be the utility model embodiment battery or mobile platform isolator physical circuit figure；
Fig. 9 is the flow chart of the battery control method of the utility model embodiment；
Figure 10 is the flow chart of the electric quantity controlling method of the mobile platform of embodiment of the present utility model；
Figure 11 is the power initiation control principle drawing of battery provided in an embodiment of the present invention and mobile platform.
Main element symbol description
Electrical equipment 100
Battery component 20
Battery 21
Housing 210
Battery core 211
Battery management system 212
Connecting interface 2120
Connection status detects interface 2121
Communication interface 2122
Safe voltage output interface 2123
Operating voltage output interface 2124
Voltage output control circuit 2125
PMU 2126
Battery controller 2127
Power button 214
Indicating member 215
Mobile platform 30
Fuselage 31
Central plate 32
Power-supply controller of electric 321
Connectivity port 33
Communication terminal 331
Safe voltage receiving terminal 332
Operating voltage receiving terminal 333
Power set 34
Power button 35
Electricity display unit 36
Isolator 37
Connection end 371,372
Control end 373
Load 38
Following embodiment will further illustrate the utility model with reference to above-mentioned accompanying drawing.
Embodiment
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is herein to be in term used in the description of the present utility model
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more related Listed Items.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.In the case where not conflicting, the feature in following embodiments and embodiment can be mutually combined.It is new based on this practicality
Embodiment in type, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of the utility model protection.
Referring to Fig. 1, being a kind of structural representation of the electrical equipment 100 provided in the embodiment of the utility model one.Institute
State the battery component 20 that electrical equipment 100 is powered including mobile platform 30 and for the mobile platform 30.
In the present embodiment, the battery component 20 includes multiple batteries 21.Also referring to Fig. 2-3, each electricity
Pond 21 includes but is not limited to, housing 210, at least one battery core 211 being accommodated in the housing 210 and battery management system
212.Wherein, the battery management system 212 is electrically connected with the battery core 211, the voltage output of battery 21 where for managing,
To be powered to the mobile platform 30.
In the present embodiment, the mobile platform 30 can be used for receiving the power supply of the battery component 20 and available for controlling
Make the voltage output of the battery component 20, and the battery management system 212 can according to the control of the mobile platform 30 come
The voltage output of battery 21 where management.It is described in detail below by specific embodiment.
Battery
Referring to Fig. 4, in the present embodiment, the battery management system 212 includes but is not limited to, communication interface 2122 with
And the battery controller 2127 being connected with the communication interface 2122, the communication interface 2122 be used for and the mobile platform 30
Power-supply controller of electric 321 (as shown in Figure 6) be communicatively coupled.
The battery controller 2127 is connected with the communication interface 2122, for being received according to the communication interface 2122
The voltage output control signal arrived produces corresponding voltage output instruction, and corresponding voltage is exported with battery where controlling.
Specifically, the communication interface 2122 of the battery 21 is used to carry out with the communication terminal 331 of the mobile platform 30
Communication connection so that the battery controller 2127 of the battery 21 can pass through the communication interface 2122 and the mobile platform
30 communication terminal 331 (as shown in Figure 6) and the power-supply controller of electric 321 of the mobile platform 30 is communicatively coupled.
In the present embodiment, the electric parameter of battery 21 where the communication interface 2122 is obtained and by the electric parameter
The power-supply controller of electric 321 of the mobile platform 30 is transferred to, so that the power-supply controller of electric 321 is produced according to the electric parameter
Corresponding voltage output control signal.Wherein, the electric parameter includes following at least one：Magnitude of voltage, dump energy, always fill
Power consumption, operating current, battery.
In one embodiment, the communication interface 2122 can the electric parameter of battery 21 where active obtaining and active hair
Give the power-supply controller of electric 321 of the mobile platform 30.Or, in another embodiment, the communication interface 2122 can connect
The signal of the electric parameter of the acquisition battery of the transmission of power-supply controller of electric 321 of the mobile platform 30 is received and responds, where obtaining
The electric parameter of battery 21 and the power-supply controller of electric 321 for being sent to the mobile platform 30.
In the present embodiment, to be additionally operable to receive the voltage that the power-supply controller of electric 321 sends defeated for the communication interface 2122
Go out control signal.
The voltage output control signal that the battery controller is used to be received according to the communication interface 2122 is produced
Raw corresponding voltage output instruction, corresponding voltage is exported with battery 21 where controlling.
In the present embodiment, the battery controller includes PMU 2126 and voltage output control circuit
2125.Specifically in the present embodiment, the PMU 2126 can include following a kind of：MCU, voltameter, electric current is surveyed
Measure circuit, tension measuring circuit, temperature sensor, electronic switch etc..The voltage output control circuit 2125 can include
It is following at least one：Electronic switch, shunt circuit, booster circuit, reduction voltage circuit, mu balanced circuit is (for example, low pressure difference linearity voltage stabilizing
Device (LDO)).
The PMU 2126 and 2125 points of the communication interface 2122 and the voltage output control circuit
Do not connect, the voltage output that the PMU 2126 is used to be received according to the communication interface 2122 controls to believe
Number type determine where the voltage type to be output of battery 21.The voltage output control circuit 2125 is according to the power supply pipe
Manage the corresponding voltage output instruction of voltage type generation that unit 2126 is determined.
In wherein a kind of embodiment, the voltage output control signal may include safe voltage output control signal, institute
Safe voltage output order can be produced according to the safe voltage output control signal by stating battery controller 2127, with where controlling
The output safety voltage of battery 21.
In wherein a kind of embodiment, the voltage output control signal may include operating voltage output control signal, institute
Operating voltage output order can be produced according to the operating voltage output control signal by stating battery controller 2127, with where controlling
Battery 21 exports operating voltage.Specifically, the battery controller 2125 of each battery 21 of the battery component 20 can be with
Optionally battery output operating voltage where control, namely the battery 21 that the battery component 20 includes can be independent by control
Ground is controlled, in the same time, these batteries 21 can whole or one or more of batteries be controlled selectively output
Operating voltage.
In wherein a kind of embodiment, the voltage output control signal may include to stop output operating voltage control letter
Number, the battery controller 2125 can refer to according to the output operating voltage control signal generation stopping output operating voltage that stops
Order, output operating voltage is stopped with battery 21 where controlling.Specifically, the electricity of each battery 21 of the battery component 20
Battery where pool controller 2125 can be controlled optionally stops output operating voltage, namely the battery component 20 includes
Battery 21 it is individually controllable, in the same time, these batteries 21 can whole or one or more of battery quilts
Optionally control stops output operating voltage.
It is understood that the battery controller 2127 also the stopping of battery 21 can export operating voltage where control
Afterwards, safe voltage output order is produced, with the output safety voltage of battery 21 where controlling.Or, the battery controller 2127
It can also produce shutdown command after battery where control 21 stops output operating voltage, shut down and stop with battery 21 where controlling
Only export any supply voltage.Specifically, the battery controller 2125 of each battery 21 of the battery component 20 can be with
Optionally battery where control stops any supply voltage of output, namely the battery 21 that the battery component 20 includes can quilt
Be individually controlled, in the same time, these batteries 21 can whole or one or more of batteries be controlled selectively
Stop any supply voltage of output.
In the present embodiment, the span of the safe voltage can be 3.3V~17.8V, the value of the operating voltage
Scope can be 18V~26.3V.
In wherein a kind of embodiment, the battery 21 can be configured as the normally opened power supply of safe voltage.Or, wherein separately
In a kind of embodiment, the battery 21 can be configured as the automatic output safety voltage when being electrically connected with the mobile platform 30.
Referring to Fig. 3, in the present embodiment, the battery 21 also includes indicating member 215, the communication interface
2122 are additionally operable to receive the alarm signal that the power-supply controller of electric 321 is sent, and the alarm signal is sent to
The indicating member 215 carries out alarm.
Fig. 9 is the flow chart of the battery control method of the utility model embodiment.The battery control method can apply to
In said system.
First, step 90, it is electric on multiple batteries of battery component 20.
Step 91, the electricity of battery component 20 is checked by the button of battery component 20.Wherein described battery component 20
Case can be shown for upper described power button 214, the electricity of the battery component 20 by the indicating member 215.This
When, the battery component 20 is without voltage output.
Step 92, (the example of mobile platform 30 is accessed：UAV), open the power supply of the mobile platform 30, specifically, can be by
Under the mobile platform 30 power button 35.
Step 93, the communication that the signal that the power button 35 is pressed passes through the communication terminal 331 and the battery 21
Interface 2122 is sent to the battery controller 2127.It is defeated that the battery controller 2127 controls the battery 21 to open low-voltage
Go out (example：Safe voltage is exported).Now, multiple batteries of the battery component 20 can open low-voltage output simultaneously, also can be only
One or more of batteries open low-voltage output.In certain embodiments, the signal that the power button 35 is pressed can
The power-supply controller of electric 321 is sent to, the power-supply controller of electric 321 sends unlatching low voltage control signal to institute according to the signal
State battery controller 2127.
The battery controller 321 obtains the electric parameter of each battery, and is judged according to the electric parameter of each battery
Whether the electric parameter of each battery conforms to a predetermined condition, and produces corresponding voltage output control signal according to judged result.Institute
Predetermined condition is stated including the voltage difference between battery whether in allowed band, whether is the dump energy of the battery component 20
In allowed band.
Specifically, step 94, the battery controller 321 judges the voltage difference between the battery of the battery component 20
Whether in allowed band, if so, then entering step 95；If it is not, then entering step 96.
Step 95, the battery controller 321 judges the dump energy of the battery component 20 whether in allowed band,
If so, then entering step 97, if it is not, then entering step 96.
Step 96, the battery controller 321 does not produce voltage output control signal, and generates alarm signal, points out wrong
By mistake.
Step 97, the generation of the battery controller 321 high pressure (example：Operating voltage) output control signal, the operation electricity
Pressure output control signal is sent to the battery 21 by the communication interface 2122 of the communication terminal 331 and the battery 21
Battery controller 2127, to control the battery 21 to export the operating voltage, the electronic component to the mobile platform 30
(for example, power set 34) power.
Mobile platform：
Referring to Fig. 6, in the present embodiment, as described above, the mobile platform 30 includes but is not limited to, the communication ends
Son 331 and the power-supply controller of electric 321 being connected with the communication terminal 331, the communication terminal 331 are used for and the battery pack
Multiple batteries 21 that part 20 includes are communicatively coupled respectively.
Specifically, the communication terminal 331 is used to be communicatively coupled with the communication interface 2122 of the battery 21 so that
The power-supply controller of electric 321 of the mobile platform 30 can pass through the communication terminal 331 and the communication interface of the battery 21
2122 are communicatively coupled with the battery controller 2127 of the battery 21, and control the voltage output of the battery 21.
The communication terminal 331 obtains the electric parameter of each battery 21.As described above, the electric parameter includes
It is following at least one：Magnitude of voltage, dump energy, total charge capacity, operating current, battery.
In one embodiment, the power-supply controller of electric 321 also gives the battery component 20 by the communication terminal 331
Including multiple batteries 21 send obtain battery electric parameter signal, with the electric parameter of battery described in active obtaining 21.
Or, in another embodiment, the power-supply controller of electric 321 also obtains the battery component by the communication terminal 331
The electric parameter for the battery 21 that the 20 multiple batteries 21 included are actively sent.
The electric parameter that the power-supply controller of electric 321 is used to be got according to the communication terminal 331 determines each
The powering mode of the battery 21, and produce corresponding voltage output control signal, and by the voltage output control signal
Corresponding battery 21 is sent to, to control the battery 21 to export corresponding voltage.
Specifically, in the present embodiment, to judge that the communication terminal 331 is got described for the power-supply controller of electric 321
Whether the electric parameter of battery 21 meets a preparatory condition, and it is determined that the electric parameter of the battery 21 got is unsatisfactory for
During the preparatory condition, produce safe voltage output control signal, and/or, it is determined that the battery 21 got it is electric
When parameter meets the preparatory condition, operating voltage output control signal is produced.
In wherein a kind of embodiment, the electric parameter includes magnitude of voltage, and the power-supply controller of electric 321 determines each institute
State the difference of the magnitude of voltage of battery 21 respectively between the magnitude of voltage of other each batteries 21, and from difference each described
In determine maximum, and when the maximum is more than or equal to a preset value, it is determined that the electricity of the battery 21 got
Gas parameter is unsatisfactory for the preparatory condition, and/or, when the maximum is less than the preset value, it is determined that what is got is described
The electric parameter of battery 21 meets the preparatory condition.
In wherein a kind of embodiment, the electric parameter includes dump energy, and the power-supply controller of electric 321 determines each
The difference of the dump energy of the battery 21 respectively between the dump energy of other each batteries 21, and from each institute
State and maximum is determined in difference, and when the maximum is more than or equal to a preset value, it is determined that the battery got
21 electric parameter is unsatisfactory for the preparatory condition, and/or, when the maximum is less than the preset value, it is determined that getting
The electric parameter of the battery 21 meet the preparatory condition.
It is understood that in other embodiments, the power-supply controller of electric 321 is it is determined that the battery 21 got
Electric parameter when being unsatisfactory for the preparatory condition, can not also produce any voltage control signal.
In the present embodiment, the power-supply controller of electric 321 is it is determined that the electric parameter of the battery 21 got is discontented with
Alarm signal is also produced during the foot preparatory condition, and the alarm signal is sent to the battery 21, to control
Make the battery 21 and carry out alarm.
The utility model passes through institute by making the mobile platform 30 be first communicatively coupled with the battery component 20
State mobile platform 30 and judge whether the battery component 20 meets entry condition according to the electric parameter of the battery component 20, i.e.,
Whether high voltage supply can be carried out, so as to avoid the performance difference mistake between each battery 21 in the battery component 20
Greatly, the voltage caused such as voltage difference is excessive or dump energy difference is excessive pours in down a chimney, i.e., high-voltage battery is to low-voltage
The situation of battery charging occurs, to ensure the Electrical Safety of the mobile platform 30.
Also referring to Fig. 3-4, in the present embodiment, the battery 21 also includes the power button on the housing 210
214, the battery controller 2127 is electrically connected with the power button 214, the battery controller 2127 receive it is described
During the pressing signal that the power button 35 (as shown in Figure 6) of mobile platform 30 or the power button 214 of the battery 21 are pressed
Safe voltage output order is produced, with the output safety voltage of battery 21 where controlling.
In the present embodiment, the electric parameter at least includes current residual electricity and total charge capacity, the battery control
Device 2127 processed is also connected with the power button 214 and the indicating member 215 respectively, and the battery controller 2127 is used for
The current residual electricity and total charge capacity of battery 21 where obtaining, calculate the current residual electricity and total charge capacity
Ratio, and when detecting the pressing signal that the power button 214 is pressed by the ratio be sent to it is described indicate it is single
Member 215 carries out electricity and shown.
In this way, the high voltage output switch that the power button 214 of the battery 21 is not intended as battery 21 is used, but make
Shown for battery electric quantity and/or the switch of safe voltage output is used, so as to be prevented effectively from the battery component 20 each
Powered in the case that performance difference between individual battery 21 is excessive to the mobile platform 30, to ensure the mobile platform 30
Electrical Safety.
In the present embodiment, the battery management system 212 can also battery 21 where active management voltage output.Below
It is described in detail by specific embodiment.
In the present embodiment, the battery management system 212 also includes connection status detecting interface 2121, the connection shape
State detecting interface 2121 is used to electrically connect with the mobile platform 30, and reception one exists when being electrically connected with the mobile platform 30
Position signal.Wherein, the signal in place is d. c. voltage signal or pulse signal from the mobile platform 30.
The battery controller 2127 is electrically connected with connection status detecting interface 2121, and is connected described in detecting real-time
The signal in place on state detecting interface 2121.
The battery controller 2127, which is additionally operable to produce when not detecting the signal in place, stops output operating voltage
Instruction, output operating voltage is stopped with battery 21 where controlling, and/or, the battery controller 2127 is additionally operable to detecting
Safe voltage output order is produced during the signal in place, with the output safety voltage of battery 21 where controlling.
The company that battery management system 212 of the present utility model passes through battery 21 and the mobile platform 30 where active detecting
State is connect come the voltage output of battery 21 where managing, so as to effectively prevent battery 21 from connecting the shifting under open state
The transient voltage impact and the circuit of the mobile platform 30 caused that moving platform 30 is brought are damaged.In addition, battery 21 with
When the mobile platform 30 is separated, power supply is automatically stopped.
It is understood that in wherein a kind of embodiment, the battery controller 2127 can also be in the communication interface
2122 when receiving the shutdown control signal for controlling the mobile platform 30 to shut down, and produces and stops output operating voltage instruction, with
Battery 21 where control stops output operating voltage.Wherein, the shutdown control signal can be the power supply of the mobile platform 30
The signal that button 35 (as shown in Figure 6) is produced when being pressed, or the remote signal sent from a control end (not shown).
It is understood that in wherein a kind of embodiment, the power-supply controller of electric 321 is additionally operable to receiving control institute
When stating the off signal of the shutdown of mobile platform 30, produce and stop output operating voltage control signal, and stop output behaviour by described
Each battery 21 is sent to as voltage control signal, to control each described battery 21 to stop output operating voltage.Wherein,
The mobile platform 30 also includes the power button 35, and the off signal can be the power button 35 of the mobile platform 30
The signal produced when being pressed, or the remote signal that a control end (not shown) is sent.Optionally, the quilt of power button 35
The off signal produced during pressing can also be transferred directly to the battery 21.
The utility model by disconnecting described 21 pairs of mobile platforms of battery automatically after the mobile platform 30 shutdown
30 high pressure continues to power, and is moved so as to be prevented effectively from high-tension electricity when the mobile platform 30 is in off-mode to described
The circuit that moving platform 30 is caused is damaged.
In the present embodiment, the high voltage electric module of the mobile platform 30 and low pressure electricity consumption module are independent using separating
Set and individually receive the structure of power supply.It is described in detail below by specific embodiment.
Battery
Referring to Fig. 4, the battery management system 212 also includes safe voltage output interface 2123 and operation electricity
Output interface 2124 is pressed, wherein, the safe voltage output interface 2123 is electrically connected with the battery core 211 of place battery 21, described
Safe voltage output interface 2123 is additionally operable to the electricity (as shown in Figure 6) of safe voltage receiving terminal 332 with the mobile platform 30
Connection, and safe voltage is transmitted to the mobile platform 30 by the safe voltage receiving terminal 332.
The operating voltage output interface 2124, is electrically connected with the battery core 211 of place battery 21, the operating voltage output
Interface 2124 is additionally operable to electrically connect with the operating voltage receiving terminal 333 (as shown in Figure 6) of the mobile platform 30, and passes through institute
State operating voltage receiving terminal 333 and transmit operating voltage to the mobile platform 30.
Specifically in the present embodiment, safe voltage output interface 2123 and operating voltage output interface 2124 pass through voltage
Output control circuit 2125 is electrically connected with battery core 211.
In the present embodiment, the battery 21 may also include the connecting interface 2120 on the housing 210, described
Connection status detecting interface 2121, the communication interface 2122, the safe voltage output interface 2123 and the operation electricity
Pressure output interface 2124 can be integrated in the connecting interface 2120 in the lump, for example, each interface 2121-2124 can be respectively institute
State a pin of connecting interface 2120.In other embodiments, the connecting interface 2120 can also be omitted, the connection status
Detecting interface 2121, the communication interface 2122, the safe voltage output interface 2123 and operating voltage output connect
Mouth 2124 can separate independent on the housing 210.
Mobile platform
Referring to Fig. 6, in the present embodiment, the mobile platform 30 also includes central plate 32, wherein, the central plate 32
On be provided with multiple electronic components, the electronic component includes the power-supply controller of electric 321.
In the present embodiment, other electronic components on the power-supply controller of electric 321 and the central plate 32 are in institute
Worked under the safe voltage that the offer of battery component 20 is provided.
In the present embodiment, the mobile platform 30 also includes safe voltage receiving terminal 332, and the safe voltage is received
Terminal 332 is electrically connected with the central plate 32, and for receiving the safe voltage of the offer of battery component 20 and being transferred to institute
State the electronic component on central plate 32.
Referring to Fig. 5, in the present embodiment, the mobile platform 30 also includes fuselage 31 and on the fuselage 31
Power set 34.Wherein, the power set 34 are electrically connected with the battery component 20, for receiving the battery component 20
Power supply, and to the mobile platform 30 provide driving power.
In the present embodiment, the power set 34 work under the operating voltage that the battery component 20 is provided.
In the present embodiment, the mobile platform 30 also includes operating voltage receiving terminal 333, and the operating voltage is received
Terminal 333 is electrically connected with the power set 34, and for receiving the operating voltage of the offer of battery component 20 and being transferred to
The power set 34.
In the present embodiment, the mobile platform 30 may also include a connectivity port 33, the communication terminal 331, described
Safe voltage receiving terminal 332 and the operating voltage receiving terminal 333 can be integrated in the connectivity port 33 in the lump, example
Such as, each terminal 331-333 can be respectively a pin of the connectivity port 33.In other embodiments, the connection end
Mouth 33 can also be omitted, the communication terminal 331, the safe voltage receiving terminal 332 and the operating voltage receiving terminal
333 can separately be independently arranged.
In this way, mobile platform 30 of the present utility model is by by high voltage electric module, such as described power set 34, and
Low pressure electricity consumption module, such as described power-supply controller of electric 321 is separately separately provided and individually receives power supply, so as to described
Battery component 20 first provides low tension before starting to the power-supply controller of electric 321 so that the power-supply controller of electric 321 being capable of work
The electric parameter for making and first obtaining each battery 21 of the battery component 20 comes and judges whether the battery component 20 meets
Whether entry condition, i.e., can carry out high voltage supply, and control again after judging that battery component 20 meets entry condition described
Battery component 20 gives the high voltage electric module for power supply of the mobile platform 30, so as to avoid the battery component 20 at each
The voltage that the excessive situation of performance difference between battery 21 provides high-tension electricity to the mobile platform 30 and caused pours in down a chimney, i.e. height
Voltage battery occurs to the situation that low-voltage battery charges, to ensure the Electrical Safety of the mobile platform 30.
In the present embodiment, the mobile platform 30 is a unmanned vehicle, and the power set 34 are used for the nothing
People's aircraft provides flying power.The electronic component also includes following at least one：Flight controller, positioning unit, gas
Press meter, imaging sensor, radio communication device.The mobile platform 30 can also be used to carry a load 38.
In the present embodiment, the mobile platform 30 can be additionally used in the dump energy for monitoring the battery component 20.Below
It is described in detail by specific embodiment.
In the present embodiment, the electric parameter at least includes dump energy, and the power-supply controller of electric 321 is additionally operable to basis
The battery dump energy that the communication terminal 331 is got determines to be in the battery of effective power supply state in the battery component 20
21 total surplus electricity.
In the first embodiment, the power-supply controller of electric 321 is getting all batteries 21 of the battery component 20
During current residual electricity, determine that all batteries 21 are currently in effective power supply state, and by the dump energy of all batteries it
Be defined as the total surplus electricity.And/or, the power-supply controller of electric 321 is not getting any of the battery component 20
During the current residual electricity of battery 21, determine that all batteries 21 are currently in invalid power supply state, and determine the total surplus
Electricity is zero.
In another embodiment, the electric parameter also includes operating current, and the power-supply controller of electric 321 is not being obtained
To the current residual electricity of the percentage of batteries 21 of the battery component 20, and the operating current of the battery 21 currently got occurs
During the rise saltus step of the first prearranged multiple, determine that the percentage of batteries 21 that current residual electricity is not acquired is in invalid power supply shape
State, determines that other batteries 21 are in effective power supply state, and the dump energy sum of all batteries 21 currently got is true
It is set to the total surplus electricity.
And/or, current residual of the power-supply controller of electric 321 in the percentage of batteries 21 for not getting the battery component 20
Electricity, and the operating current of each battery 21 currently got is not when occurring the rise saltus step of the first prearranged multiple, it is determined that
All batteries 21 of the battery component 20 are currently in effective power supply state, and estimate the current surplus of the percentage of batteries 21
Remaining electricity, and the residue of the current residual electricity of the percentage of batteries 21 of estimation and each battery 21 currently got is electric
Amount sum is defined as the total surplus electricity.
In another embodiment, the battery component 20 includes two batteries 21, and first prearranged multiple is
1.5 again.
In another embodiment, the electric parameter also includes total charge capacity, and the power-supply controller of electric 321 exists
When estimating the current residual electricity of the percentage of batteries 21, the dump energy for the percentage of batteries 21 that previous moment is got
It is defined as the current surplus of the percentage of batteries 21 with the difference of the second prearranged multiple of total charge capacity of the percentage of batteries 21
Remaining electricity.Wherein, second prearranged multiple can be set to 1 percent times.
In the present embodiment, the electric parameter also includes total charge capacity, and the power-supply controller of electric 321 is always according to acquisition
Total charge capacity of each battery 21 arrived calculates total charge capacity sum of all batteries 21, and according to the total surplus
Electricity and total charge capacity sum calculate the total surplus electricity and total charge capacity of the battery component 20
The ratio of sum.
In the present embodiment, the mobile platform 30 also includes showing with the electricity that the power-supply controller of electric 321 is communicated to connect
Show unit 36, the ratio is transferred to the electricity display unit 36 by the power-supply controller of electric 321 to carry out electricity and show.
In this way, when exception occurs in the process of running for the battery component 20, such as between the mobile platform 30
When communication abnormality or battery occur abnormal in itself, the mobile platform 30 can make intelligent power estimation in time, so as to
The dump energy situation of the battery component 20 is effectively monitored, to point out operator to make correct operation decision-making in time.
For example, exemplified by using unmanned vehicle as the mobile platform 30, when 20 not enough power supply of battery component, operation can be pointed out
The unmanned vehicle is landed and shut down in time by person, to prevent the unmanned vehicle because of the electricity shortage of battery component 20
Caused by aviation accident generation.
Figure 10 is the flow chart of the electric quantity controlling method of the mobile platform of embodiment of the present utility model.The mobile platform
Electric quantity controlling method can apply in above-mentioned mobile platform.
Step 1001, the power-supply controller of electric 321 judges whether the battery of the battery component 20 is abnormal.In the present embodiment
In, for ease of description, illustrated by taking the battery component 20 including two batteries 21 as an example.The exception includes, but not limited to
The power-supply controller of electric 321 can not obtain the electricity of the battery 21, for example：The battery 21 and the power-supply controller of electric 321
Between communication abnormality, or the failure of the battery 21.When two pieces of batteries 21 do not occur abnormal, into step 1002, if its
In one piece occur it is abnormal, into step 1003, if there is exception in two pieces of batteries, into step 1007.
Step 1002, it is two pieces of batteries that the power-supply controller of electric 321, which calculates the total electricity percentage of the battery component 20,
Dump energy and with two pieces of batteries completely fill capacity and ratio.
Step 1003, when one of battery is abnormal, the electric current of normal battery is obtained.
Step 1004, the power-supply controller of electric 321 judges whether the electric current of the normal battery has prearranged multiple (example：
1.5 times) saltus step.When there is the saltus step of prearranged multiple, into step 1005, if it is not, then entering step 1006.
Step 1005, the total electricity percentage that the power-supply controller of electric 321 calculates the battery component 20 is normal battery
Dump energy and two pieces of batteries completely fill capacity and ratio.
Step 1006, it is two pieces of batteries that the power-supply controller of electric 321, which calculates the total electricity percentage of the battery component 20,
Dump energy and with two pieces of batteries completely fill capacity and ratio.Wherein, the residual capacity of abnormal battery, is existed with the abnormal battery
On the basis of abnormal preceding residual capacity, come by certain depletion rate (for example, percentage per second for reducing its design capacity) in terms of
Calculate the current remaining capacity of the abnormal battery.
Step 1007, if two pieces of batteries all communication abnormalities, the battery component 20 is judged for invalid "on" position, is entered
Step 1008, it is zero that the power-supply controller of electric 321, which calculates the total electricity percentage,.
In the present embodiment, the mobile platform 30 is multiplexed using power switch bus with order wire, to save connection
Device terminal.It is described in detail below by specific embodiment.
Fig. 7 and Figure 11 is referred to, is the attachment structure of battery 21 and mobile platform 30 that the utility model embodiment is provided
Schematic diagram.Wherein, multiple batteries 21 that the power button 35 is included by the communication terminal 331 and the battery component 20
Connect respectively.
The mobile platform 30 also includes isolator 37, and in the present embodiment, the isolator 37 is arranged at the communication
Between terminal 331 and the power-supply controller of electric 321, produced for separating 321 pairs of the power-supply controller of electric power button 35
Signal interference.In other words, before battery 21 is not powered to isolator, the interference letter that the power-supply controller of electric 321 is produced
Number being blocked device 37 isolates, it is to avoid when battery is inserted, it is possible to the interference signal for producing the power-supply controller of electric 321 by mistake with
To there is button push, so that false wake-up battery 21.
In the present embodiment, the isolator 37 includes two connection ends 371,372 and a control end 373, two institutes
State connection end 371,372 to electrically connect with the communication terminal 331 and the power-supply controller of electric 321 respectively, the control end 373
Electrically connected with the operating voltage receiving terminal 333, when the control end 373 is connect by the operating voltage receiving terminal 333
When receiving operating voltage, two connection ends 371,372 of the isolator 37 are turned on, and make the communication terminal 331 and institute
Power-supply controller of electric 321 is stated to electrically connect.
The isolator 37 when in the state of conducting, the signal transmitted between two connection ends 371,372 without
Delay and distortion, i.e., the signal of communication transmitted between described power-supply controller of electric 321 and the battery component 20 are isolated by described
No-delay and distortion after device 37.
In one of the embodiments, the isolator 37 includes multiple metal-oxide-semiconductors.The metal-oxide-semiconductor can be NMOS tube, or
PMOS.The multiple metal-oxide-semiconductor can be together in series.
Referring to Fig. 8, it is specific in the illustrated embodiment, the isolator 37 includes 2 NMOS tube Q9 and Q10, described
NMOS tube differential concatenation is got up.Each NMOS tube is with a parasitic diode.The signal of communication of battery-end output sequentially passes through 2
After individual NMOS tube Q9 and Q10, output to the power-supply controller of electric 321, the signal of communication when by the isolator 37 without
Delay and distortion.By the isolator 37, the direct communication quilt between the battery component 20 and the power-supply controller of electric 321
Keep apart.
In other embodiments, the isolator 37 can also include other electronic switches, for example, diode, solid-state after
Electrical equipment etc..
Mobile platform 30 of the present utility model is multiplexed using power switch bus with order wire, and when not communicating, circuit can use
Make power button switch detection, can so save bonder terminal.However, when battery is inserted, due to the mobile platform
I/O pin of 30 single-chip microcomputer at upper electric initial stage is indefinite state, it is possible to by the insertion of battery be mistaken for power button by by
Under, so as to start the battery component 20 after electricity on false triggering central plate.The utility model is by introducing an isolator
37, it is possible to prevente effectively from the generation of above-mentioned false triggering operation.
Finally it should be noted that above example is only unrestricted to illustrate the technical solution of the utility model, although
The utility model is described in detail with reference to preferred embodiment, it will be understood by those within the art that, can be right
The technical solution of the utility model is modified or equivalent substitution, without departing from the spirit and model of technical solutions of the utility model
Enclose.
This patent document disclosure includes material protected by copyright.The copyright is all for copyright holder.Copyright
Owner does not oppose that anyone replicates the patent document in the presence of the proce's-verbal of Patent＆Trademark Office and archives or should
Patent is disclosed.
Claims (16)
1. a kind of battery management system, the voltage output of battery where for managing, it is characterised in that：The battery management system
Including：
Communication interface, is communicatively coupled for the power-supply controller of electric with mobile platform, battery where the communication interface is obtained
Electric parameter and the electric parameter is transferred to the power-supply controller of electric of the mobile platform, for the power-supply controller of electric root
Corresponding voltage output control signal is produced according to the electric parameter；The communication interface also receives the power-supply controller of electric and sent
Voltage output control signal；And
Battery controller, is connected with the communication interface, for the voltage output control received according to the communication interface
Signal processed produces corresponding voltage output instruction, and corresponding voltage is exported with battery where controlling.
2. battery management system as claimed in claim 1, it is characterised in that：The battery controller is controlled including voltage output
Circuit and the PMU,
The PMU is connected respectively with the communication interface and the voltage output control circuit,
Wherein, the PMU is used for the class of the voltage output control signal received according to the communication interface
The voltage type to be output of battery where type is determined；
The voltage type that the voltage output control circuit is determined according to the PMU produces corresponding voltage output
Instruction.
3. battery management system as claimed in claim 2, it is characterised in that：The electric parameter includes following at least one：
Magnitude of voltage, dump energy, total charge capacity, operating current, battery.
4. battery management system as claimed in claim 2, it is characterised in that：The voltage output control signal includes safety electricity
Output control signal is pressed, the PMU produces safe voltage output according to the safe voltage output control signal and referred to
Order, to control the battery output safety voltage；
And/or, the voltage output control signal includes operating voltage output control signal, and the PMU is according to institute
State operating voltage output control signal and produce operating voltage output order, to control the battery output operating voltage；
And/or, the voltage output control signal includes stopping output operating voltage control signal, the PMU root
Stop exporting operating voltage control signal and producing stopping output operating voltage instruction according to described, to control the battery to stop exporting
Operating voltage.
5. battery management system as claimed in claim 4, it is characterised in that：The span of the safe voltage be 3.3V~
17.8V；
And/or, the span of the operating voltage is 18V~26.3V.
6. battery management system as claimed in claim 2, it is characterised in that：The battery management system also includes：
Connection status detects interface, is received for being electrically connected with the mobile platform, and when being electrically connected with the mobile platform
One signal in place；And
The PMU, is electrically connected with connection status detecting interface, and connection status described in detecting real-time is detected
The signal in place on interface；
Wherein, produced when the PMU does not detect the signal in place and stop output operating voltage instruction, to control
Make the battery and stop output operating voltage,
And/or, the PMU produces safe voltage output order when detecting the signal in place, described to control
Battery output safety voltage.
7. battery management system as claimed in claim 2, it is characterised in that：The battery also includes power button, the electricity
Source control unit is electrically connected with the power button, and the PMU is receiving the power button of the mobile platform
Or the power button of the battery be pressed pressing signal when produce safe voltage output order, to control the voltage output
Control circuit output safe voltage.
8. battery management system as claimed in claim 1, it is characterised in that：The battery also includes power button and instruction
Unit, the battery controller includes the PMU being connected respectively with the power button and indicating member, described
Electric parameter at least includes current residual electricity and total charge capacity, and the current of battery where the PMU is obtained remains
Remaining electricity and total charge capacity, calculate the current residual electricity and the ratio of total charge capacity, and described detecting
The ratio is sent into the indicating member progress electricity during pressing signal that power button is pressed to show.
9. battery management system as claimed in claim 1, it is characterised in that：The battery also includes indicating member, described logical
Letter interface also receives the alarm signal that the power-supply controller of electric is sent, and the alarm signal is sent into the finger
Show that unit carries out alarm.
10. battery management system as claimed in claim 1, it is characterised in that：The voltage of the battery output includes operation electricity
Pressure and safe voltage, the safe voltage are less than the operating voltage.
11. battery management system as claimed in claim 10, it is characterised in that：The opening sequence of the safe voltage is described
Before the opening sequence of operating voltage,
Or, the safe voltage is opened simultaneously with the operating voltage.
12. battery management system as claimed in claim 10, it is characterised in that：The safe voltage and the operating voltage are same
When close.
13. a kind of battery, for being powered to a mobile platform, the battery includes：
Housing；
Battery core, is accommodated in the housing；And
Battery management system described in claim 1-12 any one, the battery management system is located at the enclosure interior,
And electrically connected with the battery core.
14. battery as claimed in claim 13, it is characterised in that：The battery controller controls the normally opened output peace of the battery core
Full voltage.
15. battery as claimed in claim 13, it is characterised in that：When the battery is connected with external device (ED), the battery
Controller automatically controls the battery core output safety voltage.
16. a kind of mobile platform, it is characterised in that：The mobile platform includes：
Battery described in any one of claim 13~15, is multiple；
Communication terminal, is communicatively coupled, the communication terminal obtains the electricity of each battery respectively with multiple batteries
Gas parameter；And
Power-supply controller of electric, is connected with the communication terminal, and the electric parameter for being got according to the communication terminal is true
The powering mode of each fixed battery, and corresponding voltage output control signal is produced, and the voltage output is controlled
Signal is sent to the corresponding battery, to control the battery to export corresponding voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621224835.6U CN206442128U (en) | 2016-11-14 | 2016-11-14 | Battery, battery management system and mobile platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621224835.6U CN206442128U (en) | 2016-11-14 | 2016-11-14 | Battery, battery management system and mobile platform |
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| Publication Number | Publication Date |
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| CN206442128U true CN206442128U (en) | 2017-08-25 |
Family
ID=59645147
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| CN201621224835.6U Expired - Fee Related CN206442128U (en) | 2016-11-14 | 2016-11-14 | Battery, battery management system and mobile platform |
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| Country | Link |
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| CN (1) | CN206442128U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107112779A (en) * | 2016-11-14 | 2017-08-29 | 深圳市大疆创新科技有限公司 | Battery, battery management system, mobile platform and electrical equipment |
| US10886759B2 (en) | 2016-11-14 | 2021-01-05 | SZ DJI Technology Co., Ltd. | Multi-battery system and management thereof |
-
2016
- 2016-11-14 CN CN201621224835.6U patent/CN206442128U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107112779A (en) * | 2016-11-14 | 2017-08-29 | 深圳市大疆创新科技有限公司 | Battery, battery management system, mobile platform and electrical equipment |
| CN107112779B (en) * | 2016-11-14 | 2019-11-15 | 深圳市大疆创新科技有限公司 | Battery, battery management system, mobile platform and electrical equipment |
| US10886759B2 (en) | 2016-11-14 | 2021-01-05 | SZ DJI Technology Co., Ltd. | Multi-battery system and management thereof |
| US11682909B2 (en) | 2016-11-14 | 2023-06-20 | SZ DJI Technology Co., Ltd. | Multi-battery system and management thereof |
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