CN206805302U - A kind of solar light tracking system of the measurable anglec of rotation - Google Patents
A kind of solar light tracking system of the measurable anglec of rotation Download PDFInfo
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- CN206805302U CN206805302U CN201720544433.2U CN201720544433U CN206805302U CN 206805302 U CN206805302 U CN 206805302U CN 201720544433 U CN201720544433 U CN 201720544433U CN 206805302 U CN206805302 U CN 206805302U
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Abstract
The utility model relates generally to new energy field, more particularly, to a kind of solar light tracking system of the measurable anglec of rotation.Light-intensity test module, optical sensor, electric power detection module, drive module, the output end of display module of the solar light tracking system of the measurable anglec of rotation are connected to the input of single-chip microcomputer；The output end of solar panel is connected to the input of battery；Battery, limit switch, the output end of analog-to-digital conversion module are connected to the input of single-chip microcomputer；The output end of drive module is connected to follow spot the input of motor；The output end of infrared distance measurement module is connected to the input of analog-to-digital conversion module.The utility model is detected the light conditions suffered by cell panel, according to intensity of illumination is detected, is adjusted the rotation of solar panel, solar panel is experienced most strong illumination, improve the absorptivity of solar energy by 4 photo resistance；The anglec of rotation of solar panel can also be detected according to infrared distance measurement module.
Description
Technical field
The utility model relates generally to new energy field, more specifically to a kind of sun of the measurable anglec of rotation
Can light tracing system.
Background technology
In solar power system, how the generating efficiency of solar panel is adjusted to maximum rating, and overcome
The shortcomings that solar energy generating efficiency is low, energy is discontinuous, job insecurity, turn into the weight of current solar power system research
Point.The intensity of solar energy and direction are uncertain, and the features such as illumination intermittence, the collection to solar energy brings certain difficulty
Degree, traditional fixed solar-energy conversion systems do not make full use of the energy of the sun, and absorption efficiency is relatively low.Therefore, too
It is positive can position automatic tracing technology research, Intelligent adjustment direction is efficient and rational for improving the absorption efficiency of solar energy
Using solar energy, there is important researching value.
Utility model content
The utility model mainly solving the technical problems that provide a kind of solar light tracking system of the measurable anglec of rotation,
By 4 photo resistance, the light conditions suffered by cell panel are detected, according to intensity of illumination is detected, adjust solar cell
The rotation of plate, solar panel is experienced most strong illumination, improve the absorptivity of solar energy；Can also be according to infrared
Range finder module detects the anglec of rotation of solar panel.
In order to solve the above technical problems, a kind of solar light tracking system of the measurable anglec of rotation of the utility model includes light
Strong detection module, optical sensor, electric power detection module, solar panel, battery, single-chip microcomputer, infrared distance measurement module, limit
Bit switch, drive module, motor of following spot, display module, by 4 photo resistance, the light conditions suffered by cell panel are detected,
According to intensity of illumination is detected, the rotation of solar panel is adjusted, solar panel is experienced most strong illumination, is improved
The absorptivity of solar energy；The anglec of rotation of solar panel can also be detected according to infrared distance measurement module.
Wherein, the output end of the light-intensity test module is connected to the input of single-chip microcomputer；The optical sensor it is defeated
Go out the input that end is connected to single-chip microcomputer；The output end of the electric power detection module is connected to the input of single-chip microcomputer；It is described too
The output end of positive energy cell panel is connected to the input of battery；The output end of the battery is connected to the input of single-chip microcomputer
End；The output end of the limit switch is connected to the input of single-chip microcomputer；The output end of the single-chip microcomputer is connected to drive module
Input；The output end of the drive module is connected to follow spot the input of motor；The output end of the single-chip microcomputer is connected to
The input of display module；The output end of the infrared distance measurement module is connected to the input of analog-to-digital conversion module；The modulus
The output end of modular converter is connected to the input of single-chip microcomputer.
As further optimization of the present utility model, a kind of solar light tracking system of the measurable anglec of rotation of the utility model
The single-chip microcomputer of uniting uses STC12C5A60S2 single-chip microcomputers.
As further optimization of the present utility model, a kind of solar light tracking system of the measurable anglec of rotation of the utility model
The light-intensity test module of uniting includes 4 photo resistance.
As further optimization of the present utility model, a kind of solar light tracking system of the measurable anglec of rotation of the utility model
The optical sensor of uniting uses BH1750 ambient light sensors.
As further optimization of the present utility model, a kind of solar light tracking system of the measurable anglec of rotation of the utility model
The limit switch of uniting uses AH201 magnetic induction honeywell switch sensors.
As further optimization of the present utility model, a kind of solar light tracking system of the measurable anglec of rotation of the utility model
The drive module of uniting uses L298N chips.
As further optimization of the present utility model, a kind of solar light tracking system of the measurable anglec of rotation of the utility model
The infrared distance measurement module of uniting uses GP2D12 modules.
Control effect：A kind of solar light tracking system of the measurable anglec of rotation of the utility model, passes through 4 photosensitive electricity
Resistance, the light conditions suffered by cell panel are detected, according to intensity of illumination is detected, the rotation of solar panel is adjusted, makes too
Positive energy cell panel experiences most strong illumination, improves the absorptivity of solar energy；It can also be detected according to infrared distance measurement module
The anglec of rotation of solar panel.
Brief description of the drawings
The utility model is described in more detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is a kind of hardware structure diagram of the solar light tracking system of the measurable anglec of rotation of the utility model.
Fig. 2 is a kind of circuit diagram of the single-chip microcomputer of the solar light tracking system of the measurable anglec of rotation of the utility model.
Fig. 3 is a kind of circuit diagram of the limit switch of the solar light tracking system of the measurable anglec of rotation of the utility model.
Fig. 4 is a kind of circuit diagram of the display module of the solar light tracking system of the measurable anglec of rotation of the utility model.
Fig. 5 is a kind of circuit of the light-intensity test module of the solar light tracking system of the measurable anglec of rotation of the utility model
Figure.
Fig. 6 is a kind of drive module of the solar light tracking system of the measurable anglec of rotation of the utility model, motor of following spot
Circuit diagram.
Fig. 7 is a kind of solar panel of the solar light tracking system of the measurable anglec of rotation of the utility model, electric power storage
The circuit diagram in pond.
Fig. 8 is a kind of infrared distance measurement module of the solar light tracking system of the measurable anglec of rotation of the utility model, modulus
The circuit diagram of modular converter.
Fig. 9 is a kind of circuit of the electric power detection module of the solar light tracking system of the measurable anglec of rotation of the utility model
Figure.
Figure 10 is a kind of circuit of the optical sensor of the solar light tracking system of the measurable anglec of rotation of the utility model
Figure.
Figure 11 is in a kind of light-intensity test module of the solar light tracking system of the measurable anglec of rotation of the utility model
Distribution map of the photo resistance on solar panel.
Figure 12 is a kind of infrared distance measurement module ranging of the solar light tracking system of the measurable anglec of rotation of the utility model
Schematic diagram.
Embodiment
Embodiment one：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, one kind can be surveyed described in present embodiment
Measuring the solar light tracking system of the anglec of rotation includes light-intensity test module, optical sensor, electric power detection module, solar cell
Plate, battery, single-chip microcomputer, infrared distance measurement module, limit switch, drive module, motor of following spot, display module, it is photosensitive by 4
Resistance, the light conditions suffered by cell panel are detected, according to intensity of illumination is detected, the rotation of solar panel is adjusted, makes
Solar panel experiences most strong illumination, improves the absorptivity of solar energy；It can also be examined according to infrared distance measurement module
The anglec of rotation of shoot the sun energy cell panel.
Wherein, the output end of the light-intensity test module is connected to the input of single-chip microcomputer, and light-intensity test module uses 4
Photo resistance, solar panel is divided into four quadrants, is divided into four fritter cell panels, every fritter cell panel one jiao (away from
The Na Yijiao of the center of solar panel) place a photo resistance detected, set on solar panel
Baffle plate, as shown in figure 11, when the sun is during movement, baffle plate covers photo resistance, the light detected according to 4 photo resistance
According to intensity, the rotation of solar panel is controlled, making solar panel face this sunshine, (4 photo resistance detect phase
With intensity of illumination), the difference according to photo resistance by intensity of illumination, resistance changes, and photo resistance and resistance are according to dividing
The difference of pressure, voltage signal is exported by amplifier, the voltage signal of output is sent to single-chip microcomputer and handled, photo resistance
GD1, GD2, GD3, GD4 be connected with P0.0, P0.1, P0.2, P0.3 pin of single-chip microcomputer.
The output end of the optical sensor is connected to the input of single-chip microcomputer, and optical sensor uses BH1750 ambient lights
Sensor, the environment illumination intensity suffered by optical sensor detection solar panel are big according to the intensity of illumination detected
Small control solar light tracking system is operated, and the analog-digital converter of 16 built in BH1750 ambient light sensors, it can be straight
One data signal of output is connect, BH1750 is a kind of numeric type ambient light intensity sensors for not differentiating between light source, and supply voltage is
3.3V, using the integrated circuit of twin wire serial bus interface, environmental monitoring is carried out according to the light intensity data of collection, is had
1-65535lx (lx is intensity of illumination unit) high-resolution, large range of intensity of illumination can be supported to change, BH1750's
SCL, SDA pin are connected with the P0.6 and P0.7 of single-chip microcomputer respectively.
The output end of the electric power detection module is connected to the input of single-chip microcomputer, and electric power detection module uses closed loop Hall
Current sensor, the current signal of battery is gathered, pass through the electricity of IOA0 Port detecting batteries, the Hall current sensor
Output signal Sen1 to single-chip microcomputer P0.4 pins.
The output end of the solar panel is connected to the input of battery, and solar panel is through overpower
MOSFET is managed, and diode D1, L1, C3 and battery are formed, and is the boost chopper of a standard, and C1, R1 in circuit are
Diode D1 absorption circuit, D2, D4, D5 and C2, L3 form the shut-off absorption circuit of power MOSFET tube, and R3, D3, L2 are formed
MOSFET pipes open absorption circuit；R2 is current-limiting resistance, the shortcomings that to remedy constant-voltage charge；V1 represents single-chip microcomputer output
Pwm pulse voltage, control power MOSFET tube turns on and off to charge to battery, solar panel BT2, electric power storage
Pond is BT1.
The output end of the battery is connected to the input of single-chip microcomputer, and battery BT1 will too by solar panel
Sun can be converted into electric energy, and into battery, battery is powered the electrical power storage after conversion by VCC mouths for single-chip microcomputer.
The output end of the limit switch is connected to the input of single-chip microcomputer, and limit switch uses AH201 magnetic induction Halls
Switch sensor, limit switch are used for controlled motor and drive solar panel, during translation-angle, controlled motor band
Dynamic solar panel is rotated between upper and lower bound, is prevented because motor continuous running solar panel runs into barrier
Hinder thing, cause motor continuous running, burn out motor, the AD1 ends of limit switch are connected with the P0.5 pins of single-chip microcomputer.
The output end of the single-chip microcomputer is connected to the input of drive module, and drive module uses L298N chips, due to chasing after
Photoelectricity machine operating needs big voltage to be powered, and the small voltage that single-chip microcomputer directly exports can not power directly to motor, single-chip microcomputer
The small voltage signal exported is converted to big voltage signal by motor-drive circuit and supplied to motor of following spot by the signal exported
Electricity, L298N chips can drive 2 motors, connect 2 motor between OUTl, OUT2 and OUT3, OUT4 respectively.5th, 7,10,12 pin
Input control level, the rotating of controlling switch window motor are connect, ENA, ENB connect control Enable Pin, and controlling switch window motor stops
Turn, single-chip microcomputer by P4.0, P4.1, P4.2, P4.3, P4.4, P4.5 pin and IN1, IN2 of drive module, IN3, IN4,
ENA, EN B mouths are connected.
The output end of the drive module is connected to follow spot the input of motor, and motor of following spot uses permanent-magnet type direct current drive
Machine, drive module can control the operating of two motors, and motor B1, B2 controlled motor are in the operating of different directions, realization three-dimensional
Follow spot in space.
The output end of the single-chip microcomputer is connected to the input of display module, and display module shows the information about power detected
And the angle that solar panel rotates, display module use LCD1602 LCDs, the data terminal DB0 of display module,
DB1, DB2, DB3, DB4, DB5, DB6, DB7 and single-chip microcomputer P2.0, P2.1, P2.2, P2.3, P2.4, P2.5, P2.6, P2.7
Pin is connected, for display data；(RS is register selection, selects data register during high level 1 at the RS ends of display module
Selection instruction register when device, low level 0) it is connected with the P3.5 pins of single-chip microcomputer, for control data order；Display module
P3.6 of RW ends when low level 0 (RW is reading writing signal line, carries out read operation during high level 1, carry out write operation) with single-chip microcomputer
Pin is connected, for controlling read-write operation；The Enable Pin E (E ends are Enable Pin) of display module and the P3.7 pins of single-chip microcomputer
It is connected；P3.5, P3.6, P3.7 pin of single-chip microcomputer are used for the strobe state for controlling the charactron in display module.
The output end of the infrared distance measurement module is connected to the input of analog-to-digital conversion module, and infrared distance measurement module uses
GP2D12 modules, infrared distance measurement module are made up of an infrared transmitting tube and a PSD and peripheral circuit, infrared transmitting tube transmitting
Light beam, run into solar opto-electronic board and reflected, fallen on PSD, form an isosceles triangle, can be measured by means of PSD
The bottom of triangle, and two base angles are fixed, are determined by transmitting tube, now can extrapolate height by base, draw away from
The IN0 pins of analog-to-digital conversion module are sent to by VO pins from analog signal.
The output end of the analog-to-digital conversion module is connected to the input of single-chip microcomputer, and analog-to-digital conversion module uses ADC0809
The range simulation signal received is converted into data signal, data signal is transmitted by modulus conversion chip, analog-to-digital conversion module
To single-chip microcomputer, single-chip microcomputer is handled data signal, and simulated range length signals is converted into binary system by analog-to-digital conversion module
Data signal, transmitted signals to by 8 data output end D0, D1, D2, D3, D4, D5, D6, D7 step-by-steps in single-chip microcomputer,
START is conversion starting signal.When jumped on START along when, all internal registers are reset；It is lower jump along when, proceed by A/D turn
Change；In the transition period, START should keep low level.EOC is conversion end signal, when EOC is high level, shows Change-over knot
Beam；Otherwise, show to carry out A/D conversions.OE allows signal for output, for controlling three output latches defeated to single-chip microcomputer
Go out the data being converted to.OE=1, export the data being converted to；OE=0, output data line are in high-impedance state.When CLK is
Clock input signal cable.Data wire D0, D1, D2, D3, D4, D5, D6, D7 of analog-to-digital conversion module respectively the P1.7 with single-chip microcomputer,
P1.6, P1.5, P1.4, P1.3, P1.2, P1.1, P1.0 pin are connected, and EOC, OE, START, CLK, ALE are analog-to-digital conversion mould
The controlling switch of block, it is connected respectively with P3.0, P3.1, P3.2, P3.3, P3.4 pin of single-chip microcomputer.
Embodiment two：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the main control module uses
STC12C5A60S2 single-chip microcomputers.The STC12C5A60S2/AD/PWM series monolithics are single clock/machines of macrocrystalline science and technology production
The single-chip microcomputer in device cycle (1T), is high speed/low-power consumption/superpower jamproof 8051 single-chip microcomputer of new generation, and instruction code is completely simultaneous
Hold tradition 8051, but fast 8-12 times of speed.MAX810 Special reset circuits are internally integrated, 2 road PWM, 8 road 10-bit high speed A/D turn
(250K/S) is changed, for motor control, strong jamming occasion.
Embodiment three：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the light-intensity test module includes 4
Individual photo resistance.Photo-resistor is generally used for the measurement of light, the control of light and opto-electronic conversion and (change of light is converted into electricity
Change).Conventional photo-resistor cadmium sulfide photoresistor, it is made of semi-conducting material.The resistance of photo-resistor
Value changes with strong and weak change of incident ray (visible ray), under dark condition, the reachable 1~10M Europe of its resistance (resistance in the dark),
Under intense light conditions (100LX), its resistance (bright resistance) only has hundreds of to several thousand ohms.Photo-resistor to the sensitiveness of light (i.e.
Spectral characteristic) with response of the human eye to visible ray (0.4~0.76) μm very close to as long as the light that human eye can be experienced, all causing
Its change in resistance.
Embodiment four：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the optical sensor uses
BH1750 ambient light sensors.The analog-digital converter of 16 built in the BH1750 ambient light sensors, it can directly be exported
One data signal, it is not necessary to do the calculating of complexity again.This is a kind of more superior and the easy version using simple resistor,
By calculating voltage, to obtain effective data.This ambient light sensor can be measured directly by photometer.Luminous intensity
Unit be lumen " lx ".When object, it can be in every square metre of acquisition 1lx luminous flux, their light under uniform illumination
Intensity is 1lx.Sometimes for light source is made full use of, you can increase the reflection unit of a light source.Like that in some directions just
More luminous fluxes can be obtained, to increase by the brightness according to surface.
Embodiment five：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the limit switch uses AH201
Magnetic induction honeywell switch sensor.IC1, IC2 are magnetic induction honeywell switch sensors, when IC1 does not sense permanent magnet,
The pin of hall device 2 is in high level, Q2 saturation conductions, current collection extremely low level, and Q1 cut-offs, relay K1 is failure to actuate；When IC1 senses
During to permanent magnet field, IC1 2 pin are changed into low level, Q2 cut-offs, and colelctor electrode is in high level, Q1 saturation conductions, relay K1
Adhesive, light emitting diode DS1 are bright.K1 contacts control other to play discharge cock about circuit again.Contactless electron sensing is spacing
Device acts on, and controls the opening and closing of magnet-valve.
Embodiment six：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the drive module uses L298N
Chip.L298N is the product of SGS companies, and inside includes 4 channel logic drive circuits, is the special of a kind of two-phase and four phase motors
With driver, that is, the high-voltage large current for including two H bridges is enjoyed a double blessing bridge driver, receives standard TTL logic level signal, can
Drive 46V, below 2A motor.
Embodiment seven：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the infrared distance measurement module uses
GP2D12 modules.GP2D12 modules are made up of an infrared transmitting tube and a PSD and corresponding counting circuit, Sharp
The PSD of company is very characteristic, and it can detect that luminous point falls the micro-displacement on it, and resolution ratio reaches micron, and GP2D12 is just
It is to realize geometric ways ranging using this characteristic.
A kind of operation principle of the solar light tracking system of the measurable anglec of rotation of the utility model is：The utility model one
The intensity of illumination that the solar light tracking system of the measurable anglec of rotation of kind is subject to by optical sensor detection solar panel,
When detecting that illumination exceedes setting, that is, the intensity of illumination detected is converted into electric energy and can worked for light tracing system, too
Positive energy light tracing system is started working, and light-intensity test module is according to the intensity of illumination of 4 photo resistance detected, control driving mould
Block drives motor control solar panel of following spot to be rotated, and solar panel is experienced most strong light, works as detection
Big to side intensity of illumination, side intensity of illumination is small, and control solar panel makes solar-electricity to the strong side deflection of illumination
Baffle plate on the plate of pond blocks incessantly photo resistance, solar panel is experienced most strong illumination.Electric power detection module detects
Electricity in battery, display module show the intensity of illumination detected and accumulator electric-quantity, motor driven of following spot solar-electricity
Pond plate sets upper limit and lower limit during rotation, by limit switch, when solar panel encounter upper limit or
Lower limit, outputs a control signal to single-chip microcomputer, and controlled motor shuts down.As shown in figure 12, infrared distance measurement module 2 measures infrared
Transmitting tube apart from solar panel 1 distance h1, at the infrared emission pipe distance solar panel 1 of infrared distance measurement module 2
Distance h2 when horizontal level is, it is known that the central axis of the infrared emission pipe distance solar panel 1 of infrared distance measurement module 2
Distance a1, it is known that the distance of detection is sent in single-chip microcomputer, according to formulaSingle-chip microcomputer can calculate
The angle value of sunny energy battery conversion, is sent to display module and is shown.Solar panel converts solar energy into electricity
It can be charged for battery, battery output voltage is powered for single-chip microcomputer.
Although the utility model is disclosed as above with preferred embodiment, it is not limited to the utility model, appoints
What person skilled in the art, is not departing from spirit and scope of the present utility model, can do various changes and modification, therefore
What the scope of protection of the utility model should be defined by claims is defined.
Claims (7)
- A kind of 1. solar light tracking system of the measurable anglec of rotation, it is characterised in that the sun of the measurable anglec of rotation Energy light tracing system includes light-intensity test module, optical sensor, electric power detection module, solar panel, battery, monolithic Machine, infrared distance measurement module, limit switch, drive module, motor of following spot, display module, the output end of the light-intensity test module It is connected to the input of single-chip microcomputer；The output end of the optical sensor is connected to the input of single-chip microcomputer；The electric power detection The output end of module is connected to the input of single-chip microcomputer；The output end of the solar panel is connected to the input of battery End；The output end of the battery is connected to the input of single-chip microcomputer；The output end of the limit switch is connected to single-chip microcomputer Input；The output end of the single-chip microcomputer is connected to the input of drive module；The output end of the drive module is connected to chase after The input of photoelectricity machine；The output end of the single-chip microcomputer is connected to the input of display module；The infrared distance measurement module it is defeated Go out the input that end is connected to analog-to-digital conversion module；The output end of the analog-to-digital conversion module is connected to the input of single-chip microcomputer.
- A kind of 2. solar light tracking system of measurable anglec of rotation according to claim 1, it is characterised in that：The list Piece machine uses STC12C5A60S2 single-chip microcomputers.
- A kind of 3. solar light tracking system of measurable anglec of rotation according to claim 1, it is characterised in that：The light Strong detection module includes 4 photo resistance.
- A kind of 4. solar light tracking system of measurable anglec of rotation according to claim 1, it is characterised in that：The light BH1750 ambient light sensors are used according to sensor.
- A kind of 5. solar light tracking system of measurable anglec of rotation according to claim 1, it is characterised in that：The limit Bit switch uses AH201 magnetic induction honeywell switch sensors.
- A kind of 6. solar light tracking system of measurable anglec of rotation according to claim 1, it is characterised in that：The drive Dynamic model block uses L298N chips.
- A kind of 7. solar light tracking system of measurable anglec of rotation according to claim 1, it is characterised in that：It is described red Outer range finder module uses GP2D12 modules.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873948A (en) * | 2018-06-25 | 2018-11-23 | 李思阳 | A kind of intelligent distributed plug and play Collapsible mobile solar power system |
| CN112308064A (en) * | 2019-07-25 | 2021-02-02 | 浙江汉朔电子科技有限公司 | Goods shelf edge positioning method and device |
| CN113654655A (en) * | 2021-08-24 | 2021-11-16 | 宁波工程学院 | Solar sun-tracking visible light photoresistor detection method |
| CN114366832A (en) * | 2022-01-19 | 2022-04-19 | 中国人民解放军国防科技大学 | Leading-in type sunlight illumination and bacteriostasis mildew removal system |
-
2017
- 2017-05-17 CN CN201720544433.2U patent/CN206805302U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873948A (en) * | 2018-06-25 | 2018-11-23 | 李思阳 | A kind of intelligent distributed plug and play Collapsible mobile solar power system |
| CN112308064A (en) * | 2019-07-25 | 2021-02-02 | 浙江汉朔电子科技有限公司 | Goods shelf edge positioning method and device |
| CN112308064B (en) * | 2019-07-25 | 2023-12-26 | 汉朔科技股份有限公司 | Goods shelf edge positioning method and device |
| CN113654655A (en) * | 2021-08-24 | 2021-11-16 | 宁波工程学院 | Solar sun-tracking visible light photoresistor detection method |
| CN114366832A (en) * | 2022-01-19 | 2022-04-19 | 中国人民解放军国防科技大学 | Leading-in type sunlight illumination and bacteriostasis mildew removal system |
| CN114366832B (en) * | 2022-01-19 | 2023-11-10 | 中国人民解放军国防科技大学 | Leading-in type sunlight illumination and antibacterial mildew removal system |
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