CN103891705A - Laser bird-repelling device - Google Patents
Laser bird-repelling device Download PDFInfo
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- CN103891705A CN103891705A CN201410164449.1A CN201410164449A CN103891705A CN 103891705 A CN103891705 A CN 103891705A CN 201410164449 A CN201410164449 A CN 201410164449A CN 103891705 A CN103891705 A CN 103891705A
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Abstract
The invention provides a laser bird-repelling device, and relates to the field of power sector overhead transmission line bird-repelling technologies. The laser bird-repelling device solves the problems that after an existing transmission line bird-repelling device is used for a period of time, birds can adapt to the device, and therefore the bird-repelling effect becomes worse; meanwhile the birds are prone to injury and death due to the existing bird-repelling device. A laser emission unit emits arc laser spots, a light control module controls laser output power through illumination intensity acquired by a photoelectric inductive sensor, a pitching motor is used for driving the laser emission pitching angle of a laser device, an azimuth-drive motor is used for driving the laser device to rotate in the horizontal plane, and the working state of the pitching motor and the working state of the azimuth-drive motor are controlled by an upper computer. The laser bird-repelling device is suitable for repelling the birds on an overhead transmission line.
Description
Technical field
The present invention relates to the anti-bird technical field of power industry overhead transmission line.
Background technology
The anti-bird of traditional transmission line of electricity adopts bird-resistant and supersonic wave bird driving device, can reach at that time the effect of driving bird, but after using a period of time, most of birds have had certain adaptability to anti-bird equipment, as bird-resistant scene just finds that there is the phenomenon that birds are directly nested on bird-resistant, and birds also can adapt to soon to ultrasonic, and bird-proof device adopts frame for movement mostly, utilizes the instruments such as club to carry out anti-bird, therefore, in anti-bird process, be easy to birds to cause damage even dead.
Summary of the invention
The present invention is in order to solve existing bird protection device of electricity transmission lines in use for some time, birds can have certain adaptability, cause the effect of anti-bird worse and worse, simultaneously, because existing bird-proof device easily causes the injured or dead problem of birds, laser bird-repelling device is proposed.
Laser bird-repelling device comprises casing, laser emission element, the light-operated unit of self adaptation, two-dimensional scan unit and host computer, and described laser emission element, the light-operated unit of self adaptation and two-dimensional scan unit are all placed in casing,
Laser emission element comprises laser excitation source, laser instrument and expands Shaping Module,
Described laser excitation source is launched circular arc laser facula for drive laser,
This circular arc laser facula is launched collimated scanning laser beam through expanding after Shaping Module is processed;
The light-operated unit of self adaptation comprises optoelectronic induction sensor and light-operated module,
Described optoelectronic induction sensor is used for gathering the intensity of illumination of external environment condition,
The intensity of illumination collection signal output of optoelectronic induction sensor is connected with the intensity of illumination collection signal input of light-operated module,
The laser output power control signal output of light-operated module is connected with the laser output power control signal input of laser instrument,
Described light-operated module comprises:
Be used for the intensity of illumination collection signal receiver module of the intensity of illumination collection signal that receives the transmission of optoelectronic induction sensor;
For intensity of illumination collection signal is carried out to signal amplifying signal amplification module;
For the average intensity of illumination presetting module of average intensity of illumination is set;
For intensity of illumination collection signal and average intensity of illumination are compared, and generate the intensity of illumination comparison module of comparative result;
For generate the laser output power control signal generation module of laser output power control signal according to the comparative result of intensity of illumination comparison module;
Be used for according to the laser output power control module of the laser output power of the laser output power control signal control laser instrument generating;
Described laser output power control signal generation module comprises:
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal is greater than average intensity of illumination, generate the control signal that laser output power increases;
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal is less than average intensity of illumination, generate the control signal that laser output power reduces;
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal equals average intensity of illumination, generate the constant control signal of laser output power;
Two-dimensional scan unit comprises pitching motor, azimuth-drive motor and motor drive module
Pitching motor is for the luffing angle of drive laser Emission Lasers, and the control signal input of this pitching motor is connected with the pitching motor control signal output of motor drive module,
Azimuth-drive motor rotates in horizontal plane for drive laser, and the control signal input of this azimuth-drive motor is connected with the azimuth-drive motor control signal output of motor drive module,
The control module that the inner embedded software of host computer is realized, described control module comprises:
The laser excitation source startup module of starting working for starting laser excitation source;
Be used for stopping the out-of-work laser excitation source stopping modular of laser excitation source;
Be used for the luffing angle input module of the luffing angle of inputting pitching motor;
For generate the pitching motor control instruction generation module of pitching motor control instruction according to pitching motor luffing angle;
Be used for the angle input module of the anglec of rotation of inputting azimuth-drive motor;
Be used for according to the azimuth-drive motor control instruction generation module of the anglec of rotation generating direction Electric Machine Control instruction of azimuth-drive motor.
Described laser bird-repelling device also comprises temperature control unit, described temperature control unit comprises temperature sensor, heater and refrigerator, described temperature sensor, heater and refrigerator are all arranged in casing, temperature sensor is for gathering the temperature in casing, the temperature acquisition signal output part of temperature sensor is connected with the temperature acquisition signal input part of host computer, the heating control signal input of heater is connected with the heating control signal output of host computer, the refrigeration control signal input part of refrigerator is connected with the refrigeration control signal input part of host computer, the control module of described host computer inside also comprises:
Be used for the temperature signal receiver module of the temperature acquisition signal that receives temperature sensor transmission;
For the maximum temperature of box house temperature and the temperature presetting module of minimum temperature are set;
Compare for temperature signal and maximum temperature and minimum temperature that temperature signal receiver module is received, and obtain the temperature judge module of judged result;
Send to the temperature control modules of heater or refrigerator for the judged result generation temperature control signals obtaining according to temperature judge module.
Described laser bird-repelling device also comprises humidity controlling unit, described humidity controlling unit comprises humidity sensor, humidifier and drier, described humidity sensor, humidifier and drier are all arranged in casing, humidity sensor is for gathering the humidity in casing, the humidity collection signal output part of humidity sensor is connected with the humidity collection signal input part of host computer, the humidification control signal input of humidifier is connected with the humidification control signal output of host computer, the drying control signal input part of drier is connected with the drying control signal input part of host computer, the control module of described host computer inside also comprises:
Be used for the moisture signal receiver module of the humidity collection signal that receives humidity sensor transmission;
For the high humility of box house humidity and the humidity presetting module of minimum humidity are set;
Compare with high humility and minimum humidity for the moisture signal that moisture signal receiver module is received, and obtain the humidity judge module of judged result;
Send to the humidity control module of humidifier or drier for the judged result generation humidity control signal obtaining according to humidity judge module.
Beneficial effect: the scarer that the present invention proposes adopts laser beam to disperse the birds on overhead transmission line, can accomplish only anti-bird, can not contact with birds, has ensured the safety of birds.Monitor by the intensity of illumination to external environment condition, the power output of change laser that can be real-time, make birds can both experience all the time the existence of laser beam, simultaneously, the laser that can make scarer of the present invention launch by pitching motor and direction motor is realized the rotation sweep of 360 degree, can carry out real time scan to the transmission line of electricity within the scope of 3km-5km, and, temperature control unit and humidity controlling unit can regulate the environment of box house according to the temperature and humidity in environment, ensure the perfection operation of the each parts of box house, extend working life, the probability breaking down also can reduce greatly.
Brief description of the drawings
Fig. 1 is the electrical principle schematic diagram of laser bird-repelling device.
Embodiment
Embodiment one, in conjunction with Fig. 1, this embodiment is described, laser bird-repelling device described in this embodiment comprises casing, laser emission element 1, the light-operated unit 2 of self adaptation, two-dimensional scan unit 3 and host computer 4, described laser emission element 1, the light-operated unit 2 of self adaptation and two-dimensional scan unit 3 are all placed in casing
Laser emission element 1 comprises laser excitation source 1-1, laser instrument 1-2 and expands Shaping Module 1-3,
Described laser excitation source 1-1 launches circular arc laser facula for drive laser 1-2,
This circular arc laser facula is launched collimated scanning laser beam through expanding after Shaping Module 1-3 processes;
The light-operated unit 2 of self adaptation comprises optoelectronic induction sensor 2-1 and light-operated module 2-2,
Described optoelectronic induction sensor 2-1 is used for gathering the intensity of illumination of external environment condition,
The intensity of illumination collection signal output of optoelectronic induction sensor 2-1 is connected with the intensity of illumination collection signal input of light-operated module 2-2,
The laser output power control signal output of light-operated module 2-2 is connected with the laser output power control signal input of laser instrument 1-2,
Described light-operated module 2-2 comprises:
Be used for the intensity of illumination collection signal receiver module of the intensity of illumination collection signal that receives optoelectronic induction sensor 2-1 transmission;
For intensity of illumination collection signal is carried out to signal amplifying signal amplification module;
For the average intensity of illumination presetting module of average intensity of illumination is set;
For intensity of illumination collection signal and average intensity of illumination are compared, and generate the intensity of illumination comparison module of comparative result;
For generate the laser output power control signal generation module of laser output power control signal according to the comparative result of intensity of illumination comparison module;
Be used for according to the laser output power control module of the laser output power of the laser output power control signal control laser instrument 1-2 generating;
Described laser output power control signal generation module comprises:
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal is greater than average intensity of illumination, generate the control signal that laser output power increases;
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal is less than average intensity of illumination, generate the control signal that laser output power reduces;
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal equals average intensity of illumination, generate the constant control signal of laser output power;
Two-dimensional scan unit 3 comprises pitching motor 3-1, azimuth-drive motor 3-3 and motor drive module 3-2,
Pitching motor 3-1 is for the luffing angle of drive laser 1-2 Emission Lasers, and the control signal input of this pitching motor 3-1 is connected with the pitching motor control signal output of motor drive module 3-2,
Azimuth-drive motor 3-3 rotates in horizontal plane for drive laser 1-2, and the control signal input of this azimuth-drive motor 3-3 is connected with the azimuth-drive motor control signal output of motor drive module 3-2,
The control module that the inner embedded software of host computer 4 is realized, described control module comprises:
The laser excitation source startup module of starting working for starting laser excitation source 1-1;
Be used for stopping the out-of-work laser excitation source stopping modular of laser excitation source 1-1;
Be used for the luffing angle input module of the luffing angle of inputting pitching motor 3-1;
For generate the pitching motor control instruction generation module of pitching motor control instruction according to pitching motor 3-1 luffing angle;
Be used for the angle input module of the anglec of rotation of inputting azimuth-drive motor 3-3;
Be used for according to the azimuth-drive motor control instruction generation module of the anglec of rotation generating direction Electric Machine Control instruction of azimuth-drive motor 3-3.
Scarer described in present embodiment adopts laser beam to disperse the birds on overhead transmission line, can accomplish only anti-bird, can not contact with birds, has ensured the safety of birds.
Show according to scientific research, birds wavelength is that 532nm, power output are 500mW green laser beam is the most responsive, and therefore, technical staff can be by regulating the wavelength of laser instrument Emission Lasers and power output to reach best effect on driving birds.
Monitor by the intensity of illumination to external environment condition, the power output of change laser that can be real-time, make birds can both experience all the time the existence of laser beam, simultaneously, can make scarer of the present invention realize the rotation sweep of 360 degree by pitching motor and direction motor, be that Laser emission direction can rotate a circle, and then realize the transmission line of electricity within the scope of 3km-5km is carried out to real time scan.
The difference of the laser bird-repelling device described in embodiment two, this embodiment and embodiment one is, described motor drive module 3-2 comprises:
For receiving the pitching motor control instruction receiver module of the pitching motor control instruction that host computer 4 sends;
For produce the pitching motor driver module that drives signal to send to pitching motor 3-1 according to pitching motor control instruction;
For receiving the azimuth-drive motor control instruction receiver module of the azimuth-drive motor control instruction that host computer 4 sends;
Drive the azimuth-drive motor driver module of signal to azimuth-drive motor 3-3 for producing according to azimuth-drive motor control instruction.
Embodiment three, in conjunction with Fig. 1, this embodiment is described, this embodiment is with the difference of the laser bird-repelling device described in embodiment one, it also comprises temperature control unit, described temperature control unit comprises temperature sensor 5, heater 7 and refrigerator 6, described temperature sensor 5, heater 7 and refrigerator 6 are all arranged in casing, temperature sensor 5 is for gathering the temperature in casing, the temperature acquisition signal output part of temperature sensor 5 is connected with the temperature acquisition signal input part of host computer 4, the heating control signal input of heater 7 is connected with the heating control signal output of host computer 4, the refrigeration control signal input part of refrigerator 6 is connected with the refrigeration control signal input part of host computer 4, the control module of described host computer 4 inside also comprises:
For receiving the temperature signal receiver module of the temperature acquisition signal that temperature sensor 5 sends;
For the maximum temperature of box house temperature and the temperature presetting module of minimum temperature are set;
Compare for temperature signal and maximum temperature and minimum temperature that temperature signal receiver module is received, and obtain the temperature judge module of judged result;
Send to the temperature control modules of heater 7 or refrigerator 6 for the judged result generation temperature control signals obtaining according to temperature judge module.
The difference of the laser bird-repelling device described in embodiment four, this embodiment and embodiment three is, described temperature control modules further comprises:
When the judged result of temperature judge module is: when the temperature signal that temperature signal receiver module obtains is greater than maximum temperature, send temperature control signals to refrigerator 6, drive this refrigerator 6 to start refrigeration;
When the judged result of temperature judge module is: when the temperature signal that temperature signal receiver module obtains is less than minimum temperature, send temperature control signals to heater 7, drive this heater 7 to start heating;
When the judged result of temperature judge module is: the temperature signal that temperature signal receiver module obtains between maximum temperature and minimum temperature time, sends temperature control signals simultaneously to heater 7 and refrigerator 6, and described heater 7 and refrigerator 6 are quit work.
Embodiment five, this embodiment is with the difference of the laser bird-repelling device described in embodiment one, it also comprises humidity controlling unit, described humidity controlling unit comprises humidity sensor 8, humidifier 9 and drier 10, described humidity sensor 8, humidifier 9 and drier 10 are all arranged in casing, humidity sensor 8 is for gathering the humidity in casing, the humidity collection signal output part of humidity sensor 8 is connected with the humidity collection signal input part of host computer 4, the humidification control signal input of humidifier 9 is connected with the humidification control signal output of host computer 4, the drying control signal input part of drier 10 is connected with the drying control signal input part of host computer 4, the control module of described host computer 4 inside also comprises:
For receiving the moisture signal receiver module of the humidity collection signal that humidity sensor 8 sends;
For the high humility of box house humidity and the humidity presetting module of minimum humidity are set;
Compare with high humility and minimum humidity for the moisture signal that moisture signal receiver module is received, and obtain the humidity judge module of judged result;
Send to the humidity control module of humidifier 9 or drier 10 for the judged result generation humidity control signal obtaining according to humidity judge module.
The difference of the laser bird-repelling device described in embodiment six, this embodiment and embodiment five is, described humidity control module further comprises:
When the judged result of humidity judge module is: when the moisture signal that moisture signal receiver module obtains is greater than high humility, send humidity control signal to drier 10, make this drier 10 start to dry;
When the judged result of humidity judge module is: when the moisture signal that moisture signal receiver module obtains is less than minimum humidity, send humidity control signal to humidifier 9, make this humidifier 9 start humidification;
When the judged result of humidity judge module is: the moisture signal that moisture signal receiver module obtains is between high humility and minimum humidity time, send humidity control signal simultaneously to drier 10 and humidifier 9, described drier 10 and humidifier 9 are quit work.
Temperature control unit and humidity controlling unit can regulate the environment of box house according to the temperature and humidity in environment, have ensured the perfection operation of the each parts of box house, extend working life, and the probability breaking down also can reduce greatly.
The difference of the laser bird-repelling device described in embodiment seven, this embodiment and embodiment one is, it also comprises power supply unit, described power supply unit comprises solar panels and lithium battery, and described power supply unit is for powering to laser emission element 1, the light-operated unit 2 of self adaptation and two-dimensional scan unit 3.
The difference of the laser bird-repelling device described in embodiment eight, this embodiment and embodiment one is, described host computer 4 also comprises the display module showing for the anglec of rotation of the luffing angle to intensity of illumination collection signal, pitching motor 3-1, azimuth-drive motor 3-3, temperature acquisition signal, humidity collection signal.
Claims (8)
1. laser bird-repelling device, it is characterized in that, it comprises casing, laser emission element (1), the light-operated unit of self adaptation (2), two-dimensional scan unit (3) and host computer (4), described laser emission element (1), the light-operated unit of self adaptation (2) and two-dimensional scan unit (3) are all placed in casing
Laser emission element (1) comprises laser excitation source (1-1), laser instrument (1-2) and expands Shaping Module (1-3),
Described laser excitation source (1-1) is launched circular arc laser facula for drive laser (1-2),
This circular arc laser facula is launched collimated scanning laser beam through expanding after Shaping Module (1-3) is processed;
The light-operated unit of self adaptation (2) comprises optoelectronic induction sensor (2-1) and light-operated module (2-2),
Described optoelectronic induction sensor (2-1) is for gathering the intensity of illumination of external environment condition,
The intensity of illumination collection signal output of optoelectronic induction sensor (2-1) is connected with the intensity of illumination collection signal input of light-operated module (2-2),
The laser output power control signal output of light-operated module (2-2) is connected with the laser output power control signal input of laser instrument (1-2),
Described light-operated module (2-2) comprising:
Be used for the intensity of illumination collection signal receiver module of the intensity of illumination collection signal that receives optoelectronic induction sensor (2-1) transmission;
For intensity of illumination collection signal is carried out to signal amplifying signal amplification module;
For the average intensity of illumination presetting module of average intensity of illumination is set;
For intensity of illumination collection signal and average intensity of illumination are compared, and generate the intensity of illumination comparison module of comparative result;
For generate the laser output power control signal generation module of laser output power control signal according to the comparative result of intensity of illumination comparison module;
Be used for according to the laser output power control module of the laser output power of the laser output power control signal control laser instrument (1-2) generating;
Described laser output power control signal generation module comprises:
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal is greater than average intensity of illumination, generate the control signal that laser output power increases;
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal is less than average intensity of illumination, generate the control signal that laser output power reduces;
When the comparative result of intensity of illumination comparison module is: when intensity of illumination collection signal equals average intensity of illumination, generate the constant control signal of laser output power;
Two-dimensional scan unit (3) comprises pitching motor (3-1), azimuth-drive motor (3-3) and motor drive module (3-2),
Pitching motor (3-1) is for the luffing angle of drive laser (1-2) Emission Lasers, and the control signal input of this pitching motor (3-1) is connected with the pitching motor control signal output of motor drive module (3-2),
Azimuth-drive motor (3-3) rotates in horizontal plane for drive laser (1-2), and the control signal input of this azimuth-drive motor (3-3) is connected with the azimuth-drive motor control signal output of motor drive module (3-2),
The control module that the inner embedded software of host computer (4) is realized, described control module comprises:
Be used for starting the laser excitation source startup module that laser excitation source (1-1) is started working;
Be used for stopping the out-of-work laser excitation source stopping modular of laser excitation source (1-1);
Be used for the luffing angle input module of the luffing angle of inputting pitching motor (3-1);
For generate the pitching motor control instruction generation module of pitching motor control instruction according to pitching motor (3-1) luffing angle;
Be used for the angle input module of the anglec of rotation of inputting azimuth-drive motor (3-3);
Be used for according to the azimuth-drive motor control instruction generation module of the anglec of rotation generating direction Electric Machine Control instruction of azimuth-drive motor (3-3).
2. laser bird-repelling device according to claim 1, is characterized in that, described motor drive module (3-2) comprising:
Be used for the pitching motor control instruction receiver module of the pitching motor control instruction that receives host computer (4) transmission;
For produce the pitching motor driver module that drives signal to send to pitching motor (3-1) according to pitching motor control instruction;
Be used for the azimuth-drive motor control instruction receiver module of the azimuth-drive motor control instruction that receives host computer (4) transmission;
Drive the azimuth-drive motor driver module of signal to azimuth-drive motor (3-3) for producing according to azimuth-drive motor control instruction.
3. laser bird-repelling device according to claim 1, it is characterized in that, it also comprises temperature control unit, described temperature control unit comprises temperature sensor (5), heater (7) and refrigerator (6), described temperature sensor (5), heater (7) and refrigerator (6) are all arranged in casing, temperature sensor (5) is for gathering the temperature in casing, the temperature acquisition signal output part of temperature sensor (5) is connected with the temperature acquisition signal input part of host computer (4), the heating control signal input of heater (7) is connected with the heating control signal output of host computer (4), the refrigeration control signal input part of refrigerator (6) is connected with the refrigeration control signal input part of host computer (4),
The inner control module of described host computer (4) also comprises:
Be used for the temperature signal receiver module of the temperature acquisition signal that receives temperature sensor (5) transmission;
For the maximum temperature of box house temperature and the temperature presetting module of minimum temperature are set;
Compare for temperature signal and maximum temperature and minimum temperature that temperature signal receiver module is received, and obtain the temperature judge module of judged result;
Send to the temperature control modules of heater (7) or refrigerator (6) for the judged result generation temperature control signals obtaining according to temperature judge module.
4. laser bird-repelling device according to claim 3, is characterized in that, described temperature control modules further comprises:
When the judged result of temperature judge module is: when the temperature signal that temperature signal receiver module obtains is greater than maximum temperature, send temperature control signals to refrigerator (6), drive this refrigerator (6) to start refrigeration;
When the judged result of temperature judge module is: when the temperature signal that temperature signal receiver module obtains is less than minimum temperature, send temperature control signals to heater (7), drive this heater (7) to start heating;
When the judged result of temperature judge module is: the temperature signal that temperature signal receiver module obtains is between maximum temperature and minimum temperature time, send temperature control signals simultaneously to heater (7) and refrigerator (6), described heater (7) and refrigerator (6) are quit work.
5. laser bird-repelling device according to claim 1, it is characterized in that, it also comprises humidity controlling unit, described humidity controlling unit comprises humidity sensor (8), humidifier (9) and drier (10), described humidity sensor (8), humidifier (9) and drier (10) are all arranged in casing, humidity sensor (8) is for gathering the humidity in casing, the humidity collection signal output part of humidity sensor (8) is connected with the humidity collection signal input part of host computer (4), the humidification control signal input of humidifier (9) is connected with the humidification control signal output of host computer (4), the drying control signal input part of drier (10) is connected with the drying control signal input part of host computer (4),
The inner control module of described host computer (4) also comprises:
Be used for the moisture signal receiver module of the humidity collection signal that receives humidity sensor (8) transmission;
For the high humility of box house humidity and the humidity presetting module of minimum humidity are set;
Compare with high humility and minimum humidity for the moisture signal that moisture signal receiver module is received, and obtain the humidity judge module of judged result;
Send to the humidity control module of humidifier (9) or drier (10) for the judged result generation humidity control signal obtaining according to humidity judge module.
6. laser bird-repelling device according to claim 5, is characterized in that, described humidity control module further comprises:
When the judged result of humidity judge module is: when the moisture signal that moisture signal receiver module obtains is greater than high humility, send humidity control signal to drier (10), make this drier (10) start to dry;
When the judged result of humidity judge module is: when the moisture signal that moisture signal receiver module obtains is less than minimum humidity, send humidity control signal to humidifier (9), make this humidifier (9) start humidification;
When the judged result of humidity judge module is: the moisture signal that moisture signal receiver module obtains is between high humility and minimum humidity time, send humidity control signal simultaneously to drier (10) and humidifier (9), described drier (10) and humidifier (9) are quit work.
7. laser bird-repelling device according to claim 1, it is characterized in that, it also comprises power supply unit, and described power supply unit comprises solar panels and lithium battery, and described power supply unit is used for laser emission element (1), the light-operated unit of self adaptation (2) and two-dimensional scan unit (3) power supply.
8. laser bird-repelling device according to claim 1, it is characterized in that, described host computer (4) also comprises the display module showing for the luffing angle to intensity of illumination collection signal, pitching motor (3-1), the anglec of rotation of azimuth-drive motor (3-3), temperature acquisition signal, humidity collection signal.
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| CN104430293A (en) * | 2014-11-26 | 2015-03-25 | 国网宁夏电力公司宁东供电公司 | Self-induction intelligent laser bird repelling device |
| CN104542559A (en) * | 2015-01-21 | 2015-04-29 | 中国科学院上海技术物理研究所 | Laser bird repelling device |
| CN104782606A (en) * | 2014-09-24 | 2015-07-22 | 国家电网公司 | Laser bird expelling system for electric transmission line |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104782606A (en) * | 2014-09-24 | 2015-07-22 | 国家电网公司 | Laser bird expelling system for electric transmission line |
| CN104430293A (en) * | 2014-11-26 | 2015-03-25 | 国网宁夏电力公司宁东供电公司 | Self-induction intelligent laser bird repelling device |
| CN104542559A (en) * | 2015-01-21 | 2015-04-29 | 中国科学院上海技术物理研究所 | Laser bird repelling device |
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Application publication date: 20140702 |