CN105958656B - Multi-rotor aerocraft wireless charging device and method - Google Patents
Multi-rotor aerocraft wireless charging device and method Download PDFInfo
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- CN105958656B CN105958656B CN201610475973.XA CN201610475973A CN105958656B CN 105958656 B CN105958656 B CN 105958656B CN 201610475973 A CN201610475973 A CN 201610475973A CN 105958656 B CN105958656 B CN 105958656B
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Abstract
The invention belongs to wireless power field more particularly to multi-rotor aerocraft wireless charging device and methods.Multi-rotor aerocraft wireless charging device includes the radio energy emitter on airplane parking area, the radio energy reception device on multi-rotor aerocraft, and the radio energy emitter includes radio energy transmit circuit, the radio energy transmitting coil being electrically connected with radio energy transmit circuit；The radio energy reception device includes radio energy receiving coil, the radio energy conversion circuit being electrically connected with radio energy receiving coil；It is wirelessly connected between radio energy transmitting coil and radio energy receiving coil by electromagnetic wave.Electric energy transmission can be carried out by electromagnetism between transmitting coil and receiving coil, charged in the way of constant-current constant-voltage charging during the charging process.The present invention is charged by way of wireless power transmission for multi-rotor aerocraft battery, is solved the problems, such as in charging for multi-rotor aerocraft continuous operation.
Description
Technical field
The invention belongs to wireless power transmission field more particularly to multi-rotor aerocraft wireless charging device and methods.
Background technique
Multi-rotor aerocraft is that on an aircraft while having multiple positive incidence rotors to generate lift, and according to not
The equidirectional aircraft rotated to overcome anti-twisted power.It common are more rotors such as three rotors, quadrotor, six rotors, eight rotors to fly
Row device.Such as direct driving force source of the quadrotor using four rotors as flight, before rotor is symmetrically distributed in body
Afterwards, left and right four direction, four rotors are in sustained height plane, and the structure of four rotors and radius are all identical, 1 He of rotor
Rotor 3 rotates counterclockwise, and rotor 2 and rotor 4 rotate clockwise, and four motors are symmetrically installed on the bracket end of aircraft, branch
Frame intermediate space places flight-control computer and external equipment.Quadrotor is changed by adjusting four motor speeds
Variable rotor speed, realizes the variation of lift, to control posture and the position of aircraft.
Multi-rotor aerocraft is furnished with wireless remote control system, has easy to operate, free switching plurality of flight, direction spirit
The features such as control living, therefore with the development of multi-rotor aerocraft technology, the application field of multi-rotor aerocraft is constantly widened, quilt
It is upper for recording the applications such as airborne video, agricultural monitoring, plant protection, security protection patrol, but by battery technology and charging technique
Limitation, multi-rotor aerocraft continuous working period is extremely short, especially agricultural monitoring, plant protection, security protection patrol etc. it is complete from
The field application of dynamic cruise operation, which above receives, greatly to be restricted.
Battery charger is inserted into battery generally using battery is removed for the battery charging of multi-rotor aerocraft at present,
Operation is more troublesome in this way.The continuous development of wireless power technology and perfect, nowadays can obtain as low as 5W, greatly to 10kW
Above transimission power, this is a big power-assisted using upper in unmanned vehicle.
Summary of the invention
In view of the deficiencies of the prior art, multi-rotor aerocraft wireless charging device provided by the invention and method, pass through nothing
The method of line charge electricity greatly increases the convenience of multi-rotor aerocraft charging.
In order to solve the above technical problems, the present invention provides multi-rotor aerocraft wireless charging device, it is characterized in that
It is received including the radio energy emitter A positioned at airplane parking area T, the radio energy on multi-rotor aerocraft P
Device F, the radio energy emitter A include radio energy transmit circuit E, are electrically connected with radio energy transmit circuit E
Radio energy transmitting coil B；The radio energy reception device F includes that radio energy receiving coil C and radio energy receive line
Enclose the radio energy conversion circuit D of C electrical connection；Pass through electromagnetism between radio energy transmitting coil B and radio energy receiving coil C
Wave is wirelessly connected.
Further, radio energy transmit circuit E is located inside airplane parking area, and radio energy transmitting coil B is parallel to shutdown
The installation of the level ground surface T.
Further, radio energy transmit circuit E includes the DC-DC pressure regulation being electrically connected with rectifying and wave-filtering I output end, control
Device I, communication module I, the output end of the controller I respectively with the input terminal of DC-DC pressure regulation, communication module I input terminal,
The input terminal of PWM generator is connected, and is disposed with power between the output end of PWM generator and the output end of DC-DC pressure regulation
Pipe driving, power tube amplifying circuit, and the output end of power tube amplifying circuit is connected with radio energy transmitting coil B.
Further, radio energy receiving coil C is installed on outside the fuselage of multi-rotor aerocraft P, radio energy conversion electricity
Road D is installed on the internal body of multi-rotor aerocraft P.
Further, radio energy conversion circuit D includes rectifying and wave-filtering II, controller II, communication module II, switchs,
The input terminal of middle rectifying and wave-filtering II is connected with radio energy receiving coil C, output end and the switch input terminal phase of rectifying and wave-filtering II
Even, the output end of controller II is separately connected the input terminal of communication module II and the input terminal of switch, the output end of switch and more
Battery electrical connection in rotor craft P, battery are also connected with the input terminal of controller II.
Further, radio energy receiving coil C is around the motor cantilever installation of multi-rotor aerocraft P or around more rotors
It installs the rotor periphery of aircraft P.
Further, the external power is one of electric main, generator, low-voltage dc power supply.
The present invention also provides multi-rotor aerocraft wireless charging method, it is characterized in that multi-rotor aerocraft enters
Wireless charging airplane parking area, the landing for following the steps below multi-rotor aerocraft are stopped judgement, are realized to multi-rotor aerocraft
Wireless charging:
The radio energy emitter A of step 1, multi-rotor aerocraft P on airplane parking area T sends charge request, radio
Energy emitter A receives charge request, is sent by radio energy transmitting coil B lower than the electromagnetic energy for charging normal electric energy,
Supply voltage U1, the supply current I1 of radio energy transmit circuit E are detected simultaneously；
Step 2, multi-rotor aerocraft P radio energy reception device F receive the electric energy from step 1 after, detection is wireless
The charging voltage U2 and charging current I2 of electric energy conversion circuit D, and it is anti-by the communication module II in radio energy conversion circuit D
Feed radio energy emitter A；
Step 3, radio energy emitter A are according to the U1*I1 output power P1 obtained and radio energy conversion circuit
The charge power P2 that obtains of U2*I2 that D feedback obtains, compare P1, P2 obtain transmitting and receive between efficiency of transmission K=P1/P2,
If the value of K is greater than the threshold value of setting, determines that aircraft is stopped in correct position, then continue to charge.
Further, in step 1, radio energy emitter A then emit according to demand corresponding electromagnetic wave energy to
Radio energy reception device F, detailed process are as follows:
Radio energy transmit circuit E handles received electric energy in rectifying and wave-filtering I, is powered by DC-DC pressure regulation
To the power tube amplifying circuit for being connected with radio energy transmitting coil B, controller I is connect by communication module I transmitting/receiving wireless electric energy
The information of receiving apparatus D, it is defeated according to the PWM duty cycle of the information of radio energy reception device D control PWM generator and DC-DC
Voltage out, with the wave-shape amplitude and duty ratio of regulation power pipe amplifying circuit, the final radio energy transmitting coil that controls is issued
Electromagnetic wave energy size；
Further, in step 2, radio energy conversion circuit D feeds back to radio energy transmitting dress through communication module II
Set A, detailed process are as follows:
Controller II sends charge request by communication module II and gives radio energy emitter A, and radio energy receives line
The circle received electric energy of C is sent to rectifying and wave-filtering II, and controller II is charged the battery according to battery status control switch, controlled battery
Charging voltage U2 and charging current I2, by controller II detection after by communication module II be persistently sent to radio energy transmitting
Device A, and change the charge request sent according to the real-time status of battery.
Compared with prior art, the present invention it has the beneficial effect that the present invention is more by way of wireless power transmission
Rotor craft battery charges, and solves the problems, such as in charging for multi-rotor aerocraft continuous operation.In airplane parking area range
Interior laying radio energy emitter, radio energy reception device is mounted on multi-rotor aerocraft, is emitted in radio energy
Under the cooperation of device and radio energy reception device, electric energy transmission can be carried out by electromagnetism between transmitting coil and receiving coil,
Cooperate corresponding circuit connection, realizes the work charged to multi-rotor aerocraft battery.In structure, it is not necessary that battery is taken
It is lower individually to carry out charging work, only need multi-rotor aerocraft to be located within the scope of airplane parking area, can be convenient provide electric energy for battery.
The device provided according to the present invention solves charging difficulty, provides convenience in multi-field application for multi-rotor aerocraft.
Detailed description of the invention
Fig. 1 is radio energy emitter scheme of installation of the invention；
Fig. 2 is radio energy reception device scheme of installation one of the invention；
Fig. 3 is radio energy reception device scheme of installation two of the invention；
Fig. 4 is multi-rotor aerocraft wireless charging device schematic diagram of the invention；
Fig. 5 is multi-rotor aerocraft wireless charging schematic illustration of the invention；
Fig. 6 is radio energy emitter topology diagram of the invention；
Fig. 7 is radio energy reception device topology diagram of the invention.
Description of symbols: A, radio energy emitter, B, radio energy transmitting coil, C, radio energy receiving coil, D,
Radio energy conversion circuit, E, radio energy transmit circuit, F, radio energy reception device, P, multi-rotor aerocraft, T, shutdown
Level ground.
Specific embodiment
1 to attached drawing 7 referring to the drawings, a specific embodiment of the invention is provided, for doing furtherly to the present invention
It is bright.
Embodiment 1:
Using being illustrated for quadrotor in the present embodiment, the structure about quadrotor is this field
The prior art, be no longer described in detail in the present embodiment, only by quadrotor to wireless charging device of the invention
It explains.
In attached drawing 1, attached drawing 4, radio energy emitter A is installed on the airplane parking area T of the present embodiment, wherein wireless
The radio energy emission lines that electric energy transmission device A includes radio energy transmit circuit E, is electrically connected with radio energy transmit circuit E
Enclose B；Radio energy transmit circuit E is mounted on the inside of airplane parking area T, indicates in the accompanying drawings to provide specific layout；Radio energy
Transmitting coil B is parallel to the installation of the airplane parking area surface T.Radio energy transmitting coil B is arranged around the circumference of airplane parking area T, can
Radio energy transmitting coil B is fixed on the airplane parking area upper surface T by bracket.
Radio energy transmit circuit E obtains electric energy by being electrically connected with external power；External power can be exchange city
Electricity, generator, low-voltage dc power supply etc., radio energy transmit circuit E rectification and enlarging section different according to the power supply type of selection
Divide and need to adjust accordingly, corresponding adjustment is also not belonging to the emphasis of the invention to be described, herein not reinflated explanation.
In attached drawing 2 into attached drawing 4, radio energy reception device F is installed, wherein radio on quadrotor P
Can reception device F include radio energy receiving coil C, the radio energy conversion circuit that is electrically connected with radio energy receiving coil C
D；It is wirelessly connected between radio energy transmitting coil B and radio energy receiving coil C by electromagnetic wave, radio energy conversion circuit
D is electrically connected with the battery in multi-rotor aerocraft P, and battery is not shown in structure chart.
In the present embodiment, the control circuit of quadrotor P, battery etc. are mounted on the center of body, the present embodiment
Wireless charging device is described only by the structure of quadrotor P.The control circuit of multi-rotor aerocraft is generally mounted to
Quadrotor body center position, in the design, it is desirable to reduce during radio energy receiving coil C receives electromagnetic wave
The electric conductor of influence of the resonance of generation to quadrotor control circuit, radio energy receiving coil C need to fly from quadrotor
Hang Qi body center relative position is farther out；Such as attached drawing 2, radio energy receiving coil C is installed on quadrotor flight in this example
On device motor cantilever, radio energy receiving coil C is enclosed around the cantilever of four motors is connected into ring-shaped.
With reference to the accompanying drawings 5, when quadrotor charges, radio energy transmit circuit E is converted to the electric energy of external power
High frequency alternating current is converted into electromagnetic wave by radio energy transmitting coil B, and radio energy receiving coil C receives electromagnetic wave
And high frequency alternating current is exported, it is filled by supplying multi-rotor aerocraft battery after the rectifying and wave-filtering II of radio energy conversion circuit D
Electricity.
Multi-rotor aerocraft enters wireless charging airplane parking area in the present embodiment, follows the steps below multi-rotor aerocraft
Landing stop judgement, realize to the wireless charging of multi-rotor aerocraft:
The charging process of multi-rotor aerocraft is realized according to the following steps:
The radio energy emitter A of step 1, multi-rotor aerocraft P on airplane parking area T sends charge request, radio
Energy emitter A receives charge request, the electromagnetic energy for charging normal electric energy 10% is sent by radio energy transmitting coil B, together
When detect radio energy transmit circuit E supply voltage U1, supply current I1；
Step 2, multi-rotor aerocraft P radio energy reception device F receive the electric energy from step 1 after, detection is wireless
The charging voltage U2 and charging current I2 of electric energy conversion circuit D, and it is anti-by the communication module II in radio energy conversion circuit D
Feed radio energy emitter A；
Step 3, radio energy emitter A are according to the U1*I1 output power P1 obtained and radio energy conversion circuit
The charge power P2 that obtains of U2*I2 that D feedback obtains, compare P1, P2 obtain transmitting and receive between efficiency of transmission K=P1/P2,
If the value of K is greater than 1/2, determines that aircraft is stopped in correct position, then continue to charge.
When in the present embodiment, to battery initial charge, radio energy transmitting coil B transmission charges normal electric energy 10%
Electromagnetic energy, 10% is the minimum transmitted value of electromagnetic energy, can also choose the electromagnetic energy for being greater than 10% such as 15%, 20%, and the value about K,
There is given threshold in advance, when the value of K is greater than preset threshold value, judgement continues to charge, in the present embodiment the threshold value choosing of K
Take 1/2.
In step 3, when ensuring that efficiency of transmission is sufficiently high, according to the power battery charging characteristic of multi-rotor aerocraft,
Radio energy conversion circuit D can take required charging strategy, to the electrical energy demands in charging process, radio energy conversion circuit
D feeds back to radio energy emitter A through wireless communication module, and then transmitting is corresponding according to demand by radio energy emitter A
Electromagnetic energy.
The battery used in multi-rotor aerocraft is lithium battery, and for the Charge Management of lithium battery, such as battery
Charge characteristic, charging strategy, the demand to electric energy belong to the ordinary skill in the art, in the present invention only by means of battery for
The wireless charging dynamic of battery on bright multi-rotor aerocraft.
In one example, when K value is 1/2 or more, and U2 is below battery charging limitation voltage, multi-rotor aerocraft P
It is greater than 10% electric energy to the radio energy emitter A of airplane parking area T request, until constant-current charge needed for I2 reaches battery is electric
Flow valuve.
When the charging that U2 reaches multi-rotor aerocraft P battery limits voltage, nothing of the multi-rotor aerocraft P to airplane parking area T
Line electric energy transmission device A request reduces transmitting electric energy, and multi-rotor aerocraft P is made to enter constant-voltage charge state；In constant-voltage charge shape
Under state, if I2 is reduced to nearly 0, battery capacity stops electric energy transmitting close to saturation, charging complete, airplane parking area T.
Give radio energy emitter A topology diagram in figure 6, radio energy transmit circuit E include with it is whole
The DC-DC pressure regulation of stream filtering I output end electrical connection, controller I, communication module I, in the present embodiment, rectifying and wave-filtering I is to external
220V AC power supplies is handled.The output end of the controller I respectively with the input terminal of DC-DC pressure regulation, communication module I it is defeated
Enter end, PWM generator input terminal be connected, be disposed between the output end of PWM generator and the output end of DC-DC pressure regulation
Power tube driving, power tube amplifying circuit, and the output end of power tube amplifying circuit is connected with radio energy transmitting coil B.
The input terminal of power tube driving is connected with the output end of PWM generator, the output end and power tube amplifying circuit of power tube driving
Input terminal be connected, the input terminal of power tube amplifying circuit is connected with the output end of DC-DC pressure regulation.
The circuit theory of radio energy emitter A are as follows: after radio energy transmit circuit E receives rectified filtering I processing
Electric energy, supply electricity to the power tube amplifying circuit for being connected with radio energy transmitting coil B by DC-DC pressure regulation, radio energy hair
Controller I in transmit-receive radio road E passes through the information of communication module I transmitting/receiving wireless electric energy reception device F, is received and is filled according to radio energy
The PWM duty cycle of the demand control PWM generator of F and the voltage of DC-DC output are set, with regulation power pipe amplifying circuit
Wave-shape amplitude and duty ratio, the final electromagnetic wave energy size for controlling radio energy transmitting coil B and issuing.Meanwhile in power tube
It is provided with protective module between the output end of driving and the input terminal of PWM generator, come to carrying out in radio energy transmit circuit E
Protection.
The topology diagram of radio energy reception device F is given in fig. 7, and radio energy conversion circuit D includes whole
Stream filtering II, it controller II, communication module II, switchs, wherein the input terminal of rectifying and wave-filtering II and radio energy receiving coil C phase
Even, the output end of rectifying and wave-filtering II is connected with switch input terminal, and the output end of controller II is separately connected the defeated of communication module II
Enter the input terminal of end and switch, the output end of switch is electrically connected with the battery in multi-rotor aerocraft P, battery also with controller II
Input terminal be connected.
The circuit theory of radio energy reception device F are as follows: controller II sends charge request to nothing by communication module II
Line electric energy transmission device A, radio energy receiving coil C receive electric energy by radio energy transmitting coil B and pass through rectifying and wave-filtering II,
Controller II is charged the battery according to battery status control switch and the information such as the charging voltage U2 of battery, charging current I2,
By being persistently sent to radio energy emitter A by communication module II after controller II detection, and changed according to real-time status
The rechargeable electrical energy of transmission is requested.
Embodiment 2
In this example, the overall structure and charging process of charging equipment are similar to embodiment 1, only send out in radio energy
Ray circle, radio energy receiving coil have installed further variation, are still with quadrotor in the present embodiment
Example.
Radio energy transmitting coil can also be laid immediately on the airplane parking area upper surface T in the present embodiment, laying when
It waits it must also be noted that radio energy transmitting coil B is arranged around the circumference of airplane parking area T.
Radio energy receiving coil is installed on rotor periphery, and four ends of four rotors are enclosed and are connected into ring-type, were both realized
With electromagnetic transmission between radio energy transmitting coil, and forms crash barrier and protect quadrotor.
It is all made of quadrotor in embodiment 1, embodiment 2 to be illustrated, but the range that the present invention is protected is not
It is limited to quadrotor, it can also be used to the multi-rotor aerocrafts such as three rotors, six rotors, eight rotors.Using other kinds of more rotors
When aircraft, radio energy receiving coil surrounds corresponding multi-rotor aerocraft motor cantilever shape circlewise or is installed on multiple
Rotor periphery forms ring-type.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment includes
One independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should incite somebody to action
As a whole, the technical solutions in the various embodiments may also be suitably combined for specification, and forming those skilled in the art can
With the other embodiments of understanding.
Claims (8)
1. multi-rotor aerocraft wireless charging device, it is characterised in that: the radio energy emitter including being located at airplane parking area (T)
(A), the radio energy reception device (F) being located on multi-rotor aerocraft (P), the radio energy emitter (A) includes nothing
Line electric energy transmitting circuit (E), the radio energy transmitting coil (B) being electrically connected with radio energy transmit circuit (E)；The radio
Energy reception device (F) includes radio energy receiving coil (C), the radio energy being electrically connected with radio energy receiving coil (C) turn
Change circuit (D)；It is wirelessly connected between radio energy transmitting coil (B) and radio energy receiving coil (C) by electromagnetic wave；
Radio energy transmit circuit (E) includes the DC-DC pressure regulation being electrically connected with rectifying and wave-filtering I output end, controller I, communication mould
Block I, the output end of the controller I respectively with the input terminal of DC-DC pressure regulation, the input terminal of communication module I, PWM generator
Input terminal is connected, and power tube driving, power are disposed between the output end of PWM generator and the output end of DC-DC pressure regulation
Pipe amplifying circuit, and the output end of power tube amplifying circuit is connected with radio energy transmitting coil (B)；Radio energy emission lines
The circumference that (B) is enclosed around airplane parking area (T) is arranged；Battery in radio energy conversion circuit (D) and multi-rotor aerocraft (P)
Electrical connection.
2. multi-rotor aerocraft wireless charging device as described in claim 1, it is characterised in that: radio energy transmit circuit
(E) it is located inside airplane parking area, radio energy transmitting coil (B) is parallel to the installation of the airplane parking area surface (T).
3. multi-rotor aerocraft wireless charging device as claimed in claim 2, it is characterised in that: radio energy receiving coil
(C) it is installed on outside the fuselage of multi-rotor aerocraft (P), radio energy conversion circuit (D) is installed on the machine of multi-rotor aerocraft (P)
Internal portion.
4. multi-rotor aerocraft wireless charging device as claimed in claim 3, it is characterised in that: radio energy conversion circuit
It (D) include rectifying and wave-filtering II, controller II, communication module II, switch, wherein the input terminal of rectifying and wave-filtering II connects with radio energy
Take-up circle (C) is connected, and the output end of rectifying and wave-filtering II is connected with switch input terminal, and the output end of controller II is separately connected communication
The output end of the input terminal of module ii and the input terminal of switch, switch is electrically connected with the battery in multi-rotor aerocraft (P), battery
Also it is connected with the input terminal of controller II.
5. multi-rotor aerocraft wireless charging device as claimed in claim 4, it is characterised in that: radio energy receiving coil
(C) it is installed around the motor cantilever installation of multi-rotor aerocraft (P) or around the rotor periphery of multi-rotor aerocraft (P).
6. multi-rotor aerocraft wireless charging method, it is characterised in that: multi-rotor aerocraft enters wireless charging airplane parking area, according to
Judgement is stopped in the landing that following steps carry out multi-rotor aerocraft, realizes the wireless charging to multi-rotor aerocraft:
The radio energy emitter (A) of step 1, multi-rotor aerocraft (P) on airplane parking area (T) sends charge request, wirelessly
Electric energy transmission device (A) receives charge request, is sent by radio energy transmitting coil (B) lower than the electricity for charging normal electric energy
Magnetic energy, while detecting the supply voltage U1 of radio energy transmit circuit (E), supply current I1；
After step 2, the radio energy reception device (F) of multi-rotor aerocraft (P) receive the electric energy from step 1, detection is wireless
The charging voltage U2 and charging current I2 of electric energy conversion circuit (D), and pass through the communication module in radio energy conversion circuit (D)
II feeds back to radio energy emitter (A)；
Step 3, radio energy emitter (A) are according to the U1*I1 output power P1 obtained and radio energy conversion circuit
(D) the charge power P2 that obtains of U2*I2 that feedback obtains, compare P1, P2 obtain transmitting and receive between efficiency of transmission K=P1/
P2 determines that aircraft is stopped in correct position, then continues to charge if the value of K is greater than the threshold value of setting.
7. multi-rotor aerocraft wireless charging method as claimed in claim 6, it is characterised in that: in step 1, radio energy hair
Injection device (A) then emits corresponding electromagnetic wave energy according to demand and gives radio energy reception device (F), detailed process are as follows:
Radio energy transmit circuit (E) handles received electric energy in rectifying and wave-filtering I, is supplied electricity to by DC-DC pressure regulation
It is connected with the power tube amplifying circuit of radio energy transmitting coil (B), controller I is connect by communication module I transmitting/receiving wireless electric energy
The information of receiving apparatus (D) controls the PWM duty cycle and DC- of PWM generator according to the information of radio energy reception device (D)
The voltage of DC output, it is final to control radio energy transmitting coil with the wave-shape amplitude and duty ratio of regulation power pipe amplifying circuit
The electromagnetic wave energy size of sending.
8. multi-rotor aerocraft wireless charging method as claimed in claims 6 or 7, it is characterised in that: in step 2, wirelessly
Electric energy conversion circuit (D) feeds back to radio energy emitter (A), detailed process through communication module II are as follows:
Controller II sends charge request by communication module II and gives radio energy emitter (A), radio energy receiving coil
(C) received electric energy is sent to rectifying and wave-filtering II, and controller II is charged the battery according to battery status control switch, controlled battery
Charging voltage U2 and charging current I2, by controller II detection after by communication module II be persistently sent to radio energy transmitting
Device (A), and change the charge request sent according to the real-time status of battery.
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| TWI661638B (en) * | 2017-01-24 | 2019-06-01 | 顏子超 | An unmanned aerial vehicle (uav) device with automatic charging function, wireless charging device, and automatic charging method thereof |
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| RU2727724C1 (en) * | 2017-04-07 | 2020-07-23 | Гуандун Оппо Мобайл Телекоммьюникейшнз Корп., Лтд. | Wireless charging device and method, and device to be charged |
| CN107069865A (en) * | 2017-04-12 | 2017-08-18 | 杭州迅蚁网络科技有限公司 | A kind of aircraft charging device used for buses and method |
| CN109036818A (en) * | 2018-07-25 | 2018-12-18 | 清华大学 | A kind of Wireless charging coil for multi-rotor unmanned aerial vehicle |
| CN111946491B (en) * | 2020-07-14 | 2023-02-28 | 上海机电工程研究所 | Wireless induction type ignition and speed measuring device between aircraft cabins |
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