CN207542886U - For the photovoltaic team control array receiver of laser far-distance wireless charging - Google Patents
For the photovoltaic team control array receiver of laser far-distance wireless charging Download PDFInfo
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- CN207542886U CN207542886U CN201721458583.8U CN201721458583U CN207542886U CN 207542886 U CN207542886 U CN 207542886U CN 201721458583 U CN201721458583 U CN 201721458583U CN 207542886 U CN207542886 U CN 207542886U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
A kind of photovoltaic team control array receiver for laser far-distance wireless charging, including photovoltaic cell, voltage-stabilizing system, display system and the pluggable Multi-channel parallel connection connector and series-connection connector formed convenient for circuit, each photovoltaic cell voltage-stabilizing system corresponding to outfit, display system connection, it connects to form branch by the parallel connection connector or series-connection connector between photovoltaic cell, connects the voltage output end to form photovoltaic team control array receiver between branch by parallel connection connector or series-connection connector.The utility model provides a kind of small, efficient, and reliability is high, circuit structure is simply to the photovoltaic team control array receiver of laser far-distance wireless charging.
Description
Technical field
The utility model belongs to photovoltaic receiver field, is related to a kind of photovoltaic team control array receiver.
Background technology
Wireless energy transmission technology is a kind of by vacuum or air dielectric to propagate electromagnetic wave to realize skill that electric energy transmits
Art, at present for the energy transmission of long range, laser and microwave are considered as two kinds of transport vehicles for most having application prospect.
For microwave since its wavelength is between radio wave and infrared ray, penetrability is preferable, is suitable for remote transmission, but the angle of divergence
It is larger, it needs to design complexity and huge transmitter-receiver device could realize directional transmissions, therefore be poorly suitable for mobile use
Electric equipment.Laser is due to good, the good directionality with monochromaticjty, the advantages that energy is concentrated, and does not need to additional structure design with regard to energy
It realizes that high power light can be concentrated to emit and be received in minimum spatial dimension, be passed so the wireless energy transmission technology has
The advantages that defeated distance is remote, and efficiency of transmission is high, and reception device is small.
Laser radio energy transmission technology is the carrier using laser beam as energy transmission, and light is realized with photovoltaic receiver
Electricity conversion, so as to achieve the purpose that the remote wireless transmission of energy.Can be no sunlight by the wireless energy transmission technology
The lunar rover of irradiation provides energy；Unmanned plane to be used for battlefield surveillance provides energy at a distance；To be in rescuing for danger zone
It helps robot and energy is provided；Power is provided for the bus vehicle in traveling；It even can be electronics used in such as mobile phone is daily
Product provides wireless charging.
But laser intensity distribution is uneven, leads to photovoltaic receiver inefficiency, mainly laser beam Energy distribution itself
Inhomogeneities and air influence.The laser beam that usual laser radio energy transmission technology uses is Gaussian beam, light beam sheet
Body there are Energy distribution it is uneven the problem of, and atmospheric turbulance effect under, due to the superposition of random phase, laser beam energy can be caused
The randomness of distribution is measured, the unevenness of this Laser beam energy distribution may result in the drop of the electric energy delivery efficiency of photovoltaic receiver
It is low.
For the common photovoltaic cell as in series circuit when by uneven illumination, the light intensity that each photovoltaic cell receives is not
Together, photogenerated current is of different sizes, and the current limited of series circuit leads to the damage of energy in the photovoltaic cell of photogenerated current minimum
Lose or even cause the damage of photovoltaic cell.When similarly the photovoltaic cell in parallel circuit is by uneven illumination, each photovoltaic cell
The light intensity of reception is different, and it is of different sizes to occur as soon as photovoltage so that the output voltage of parallel circuit depends on voltage minimum
Photovoltaic cell, both methods cannot meet actual needs.
Invention content
Lead to photovoltaic receiver since Laser beam energy distribution is uneven to overcome in existing laser radio charging system
The deficiencies of inefficiency, reliability be not high, circuit structure is complicated, the utility model use the connection side of photovoltaic cell connection in series-parallel
Formula, provides a kind of small, efficient, and reliability is high, circuit structure is simply to the light of laser far-distance wireless charging
Lie prostrate team control array receiver.
Technical solution is used by the utility model solves its technical problem：
A kind of photovoltaic team control array receiver for laser far-distance wireless charging, the receiver include photovoltaic electric
Pond, voltage-stabilizing system, display system and the pluggable Multi-channel parallel connection connector and series-connection connector formed convenient for circuit, each
Photovoltaic cell voltage-stabilizing system corresponding to outfit, display system connection, between photovoltaic cell by the parallel connection connector or
Series-connection connector connects to form branch, connects to form photovoltaic team control array by parallel connection connector or series-connection connector between branch
The voltage output end of receiver.
Further, the photovoltaic team control array receiver uses Flat type photovoltaic receiver architecture, by multiple photovoltaic electrics
Cell stack into.
Further, the photovoltaic cell uses the solar panel of flat polysilicon, monocrystalline silicon, GaAs materials,
Its band gap width and the matching of 808nm wavelength lasers.
The voltage-stabilizing system is made of DC series voltage-stabilizing system, using microminiature lifting/voltage reducing controller chip, input
The arbitrary DC voltages of 0.9V-5V, can obtain stable DC voltage output.
The display system uses 0.36 cun of charactron, monitors the output voltage and current data of photovoltaic cell in real time, just
In grasping laser intensity distribution situation, so as to before laser far-distance wireless charging, be carried to build best photovoltaic receiver structure
For reliable basis.
The utility model proposes the photovoltaic team control array receiver for laser far-distance wireless charging using each single
The photovoltaic cell of member is equipped with regulator circuit and open-circuit voltage display system, and voltage-stabilizing system is used to stablize the defeated of photovoltaic cells
Go out voltage, reduce maximum output voltage and the difference of minimum output voltage, improve the delivery efficiency of photovoltaic receiver.Display system
Convenient for grasping laser intensity distribution situation, thus before laser far-distance wireless charging, to build best photovoltaic receiver structure
Reliable basis is provided.
It is in parallel using the unit with close voltage value, for improving the output current of combinational circuit, then choose it is appropriate
This combinational circuit carries out series connection and improves output voltage values so that photovoltaic receiver forms multiple approximate voltages and current output value
Combinational circuit, to solve to lead to the reduction of the electric energy delivery efficiency of photovoltaic receiver due to the unevenness of Laser beam energy distribution
Problem.This combined type photovoltaic receiver has many advantages, such as small, efficient, and reliability is high, circuit structure is simple, compared to use
Optical instrument, which improves laser intensity uniformity, has that at low cost, installation accuracy is low, saves the advantages such as space.
The beneficial effects of the utility model are mainly manifested in：
1st, it by the way of electrical combination, solves to lead to the electric energy of photovoltaic receiver due to the unevenness of Laser beam energy distribution
The problem of reduction of delivery efficiency.The methods of relative to optical shaping device and diffraction optical element is taken, has at low cost, effect
Good, the easy to use, advantages such as Adjustment precision is low.
2nd, team control Array Plate photovoltaic receiver is formed using by multiple photovoltaic cells, it is simple in structure, it is small, make
With conveniently, it is easily installed.It can quickly splice simultaneously and increase photovoltaic receiver size, improve output general power.
3rd, voltage-stabilizing system is equipped with using each photovoltaic cells, for increasing low output voltage and reducing excessively high defeated
Go out voltage, ensure to become smaller in the output voltage difference range between a photovoltaic cells, improve the output effect of photovoltaic receiver
Rate.Have many advantages, such as that small, power density is big, efficient, reliability is high, circuit structure is simple, perfect in shape and function.
4th, it is sharp convenient for grasping laser intensity distribution using the voltage and current data of display system detection photovoltaic cell
The structure of the optimum receiver circuit of light remote-wireless charging provides reliable accurate data.With the small, startup power supply of loss
It is low, it can measure voltage and range be wide, power without other power supply, the features such as high certainty of measurement.
5th, technical staff can be according to display system output valve, output voltage circuit in parallel similar in selection, to improve combination
The output current of circuit；The series connection of similar output current circuit, the method for improving total output voltage values ensure total defeated of circuit
It is little to go out loss, laser radio efficiency of transmission is improved.
6th, by the way of pluggable multichannel connector, each photovoltaic cells can be easily and efficiently combined,
Ensure that each combinational circuit has similar potential and current output value, help to build photovoltaic receiver structure, it is precisely effective
High-output power is obtained, improves the using effect of laser radio charging.
7th, based on output voltage, the approximate principle of output current for ensureing each combinational circuit as possible, by constantly simultaneously
Join or each photovoltaic cells of connecting, solve the light for photovoltaic receiver being caused to generate due to Laser beam energy distribution inhomogeneities
Raw voltage and photogenerated current value difference, the current limited of series circuit is in photogenerated current minimum value, the output voltage of parallel circuit
Depending on photovoltage minimum value, electric current, voltage loss the problem of seriously caused electric energy delivery efficiency is low.
Description of the drawings
Fig. 1 is the schematic diagram of the photovoltaic team control array receiver for laser far-distance wireless charging.
Fig. 2 is photovoltaic receiver circuit structure diagram.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings.
Referring to Figures 1 and 2, a kind of photovoltaic team control array receiver for laser far-distance wireless charging, including photovoltaic
Battery 1, voltage-stabilizing system 2, display system 3 and convenient for circuit form pluggable Multi-channel parallel connection connector 4 and be connected in series with
Device 5.
Photovoltaic cell 1 using flat polysilicon, monocrystalline silicon, GaAs materials solar panel, band gap width and
808nm wavelength lasers just match, and have very high photoelectric conversion efficiency.Photovoltaic team control array receiver uses Flat type photovoltaic
Receiver architecture, photovoltaic receiver are made of multiple photovoltaic cells, are as shown in fig. 19 Flat type photovoltaic batteries
Form, can be also made of the photovoltaic solar panel of other quantity, have it is simple in structure, it is small, it is easy to use the characteristics of.
Voltage-stabilizing system 2 is made of DC series voltage-stabilizing system, using microminiature lifting/voltage reducing controller chip, inputs 0.9V-
The arbitrary DC voltages of 5V, can obtain stable DC voltage output, and with high conversion efficiency, small, power density is big, reliability
The advantages that height, circuit structure are simple, perfect in shape and function, is mountable on small photovoltaic cell.It is each on photovoltaic receiver
Photovoltaic cells are equipped with one, and structure as shown in Figure 1 then has 9 regulator circuit plates.It is higher for reducing light intensity is illuminated
Photovoltaic cells output voltage and raising be illuminated the insufficient photovoltaic cells output voltage of light intensity, so as to drop
Low output voltage difference between the two improves the delivery efficiency of photovoltaic receiver.
Display system 3 can monitor the data such as output voltage, the electric current of photovoltaic cell in real time, convenient for grasping laser intensity distribution
Situation, so as to which before laser far-distance wireless charging, reliable basis is provided to build best photovoltaic receiver structure.Using 0.36
Very little charactron, loss is small, startup power supply is low, can measure voltage and range is wide, from 2.7V to 7V, powers without other power supply, directly
It connects and uses measured voltage as power supply, high certainty of measurement, measurement error is ± 0.01v.Display system can be in photovoltaic receiver group
After getting togather, switch to and do not use the data such as display voltage and current or removed from photovoltaic receiver, reduce to photoproduction electricity
The loss of stream.
Technical staff can select close output voltage values in parallel, to improve combinational circuit according to display system output valve
Output current value, as shown in Fig. 2, according to laser intensity distribution situation, photovoltaic cell 5 is located at spot center position, has most strong
Light intensity, the photovoltage and photogenerated current of acquisition are also maximum, after voltage-stabilizing system, export the ceiling voltage of quite stable
Value.
Photovoltaic cell 2,4,6,8 is located at hot spot centre position, and light intensity illumination belongs to moderate strength, generated photoproduction electricity
Pressure, current value are slightly below peak.As shown in Fig. 2, photovoltaic cell 2,6 is together in parallel to form two in parallel group with 4,8 respectively
Circuit is closed, voltage is minimum in two photovoltaic cells in each combinational circuit, but laser spot position residing for photovoltaic cell 2,6,4,8
Similar, the photovoltage of acquisition is not much different, even if using minimum voltage as output valve, generated electric energy loss is also little.
Electric current is that two photovoltaic cells are added to obtain in combinational circuit so that electric current obtains the output close to two times in combinational circuit, significantly
Improve the output current of circuit.
As shown in Fig. 2, for combinational circuit 2,6 and group in the photovoltaic team control array receiver of laser far-distance wireless charging
Conjunction circuit 4,8 electric currents are together in series after parallel connection is respectively increased, then by two combinational circuits, and total output current is the two
Among minimum value, but two values are similar, so energy loss is little, and total output voltage then for both additive value, in this way
The voltage value of combinational circuit is just improved, it is poor with the output voltage of photovoltaic cell 5 to will further decrease after appropriate voltage stabilizing boosting
Value.
As shown in Fig. 2, for photovoltaic cell 1,3,7,9 in the photovoltaic team control array receiver of laser far-distance wireless charging
Positioned at hot spot edge, the intensity of illumination obtained is decreased obviously, and the photovoltage and photogenerated current of generation are also minimum.But
Can in the way of photovoltaic cell 2,4,6,8, by parallel and serial, improving the output voltage values and current value of combinational circuit,
Finally further reduce the voltage difference with other block combiners by voltage stabilizing.
The actual conditions that can also be distributed according to photovoltaic receiver plate and laser, 3,4 etc. multiple photovoltaic cells of progress
Combine in parallel or in series, guarantee eventually forms each combinational circuit with similar potential and current output value, with solve due to
The unevenness of Laser beam energy distribution leads to the problem of reduction of electric energy delivery efficiency of photovoltaic receiver.
The photovoltaic cell 5, combination 1,3,7,9 can be according to required voltage and current values, by simultaneously with combinational circuit 2,4,6,8
Connection, photovoltaic receiver circuit structure of the series connection structure with best delivery efficiency.
Using the parallel connection connector 4 of pluggable multichannel and series-connection connector 5, convenient for the group between each photovoltaic cell
It closes.As long as the line between plug-in connector, it is possible to which quick, the easy a variety of different combinational circuits of structure ensure each
Combinational circuit has similar potential and current output value.
Claims (5)
1. a kind of photovoltaic team control array receiver for laser far-distance wireless charging, it is characterised in that：The receiver packet
It includes photovoltaic cell, voltage-stabilizing system, display system and the pluggable Multi-channel parallel connection connector formed convenient for circuit and series connection connects
Device is connect, each photovoltaic cell voltage-stabilizing system corresponding to outfit, display system connect, and pass through the parallel connection between photovoltaic cell
Connector or series-connection connector connect to form branch, connect to form photovoltaic by parallel connection connector or series-connection connector between branch
The voltage output end of team control array receiver.
2. it to be used for the photovoltaic team control array receiver of laser far-distance wireless charging as described in claim 1, it is characterised in that：
The photovoltaic team control array receiver uses Flat type photovoltaic receiver architecture, is made of multiple photovoltaic cells.
3. being used for the photovoltaic team control array receiver of laser far-distance wireless charging as claimed in claim 1 or 2, feature exists
In：The photovoltaic cell using flat polysilicon, monocrystalline silicon, GaAs materials solar panel, band gap width and
808nm wavelength lasers match.
4. being used for the photovoltaic team control array receiver of laser far-distance wireless charging as claimed in claim 1 or 2, feature exists
In：The voltage-stabilizing system is made of DC series voltage-stabilizing system, using microminiature lifting/voltage reducing controller chip, inputs 0.9V-5V
Arbitrary DC voltage can obtain stable DC voltage output.
5. being used for the photovoltaic team control array receiver of laser far-distance wireless charging as claimed in claim 1 or 2, feature exists
In：The display system uses 0.36 cun of charactron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721458583.8U CN207542886U (en) | 2017-11-06 | 2017-11-06 | For the photovoltaic team control array receiver of laser far-distance wireless charging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721458583.8U CN207542886U (en) | 2017-11-06 | 2017-11-06 | For the photovoltaic team control array receiver of laser far-distance wireless charging |
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| CN207542886U true CN207542886U (en) | 2018-06-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707039A (en) * | 2017-11-06 | 2018-02-16 | 浙江工业大学 | Photovoltaic team control array receiver for laser far-distance wireless charging |
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2017
- 2017-11-06 CN CN201721458583.8U patent/CN207542886U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707039A (en) * | 2017-11-06 | 2018-02-16 | 浙江工业大学 | Photovoltaic team control array receiver for laser far-distance wireless charging |
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