阅读说明：本技术 一种接触式微电流驱鸟方法及系统 (Contact type micro-current bird repelling method and system ) 是由 陆仲生 梁耀升 陆布健 禤洪泉 梁树炯 黄忠翔 梁达愿 刘彩虹 李安泉 郑毅 林 于 2021-08-23 设计创作，主要内容包括：本发明提供一种接触式微电流驱鸟方法及系统,其中系统包括太阳能供电系统、雷达探测器、触发开关、第一控制电路和电条网,第一控制电路通过控制所述触发开关来实现电条网和太阳能供电系统的连接或断开；所述雷达探测器用于探测飞鸟飞行的多普勒信号,将探测的多普勒信号转换为数字脉冲信号发送给所述第一控制电路；所述第一控制电路解析数字脉冲信号得到飞鸟距电条网的距离,当飞鸟进入电条网设定范围内时,发送闭合信号给触发开关,控制触发开关闭合。本发明采用微电流刺激的方式,在不伤及鸟类生命的同时,避免了鸟类的适应性,同时结合声、光辅助装置进行驱鸟,全面有效的解决防鸟害问题。(The invention provides a contact type micro-current bird repelling method and system, wherein the system comprises a solar power supply system, a radar detector, a trigger switch, a first control circuit and a power strip network, and the first control circuit controls the trigger switch to realize the connection or disconnection of the power strip network and the solar power supply system; the radar detector is used for detecting Doppler signals of flying birds, converting the detected Doppler signals into digital pulse signals and sending the digital pulse signals to the first control circuit; the first control circuit analyzes the digital pulse signal to obtain the distance between the bird and the electric strip net, and when the bird enters a set range of the electric strip net, a closing signal is sent to the trigger switch to control the trigger switch to be closed. The invention adopts a micro-current stimulation mode, avoids the adaptability of birds while not damaging the lives of the birds, and simultaneously bird repelling is carried out by combining an acoustic and optical auxiliary device, thereby comprehensively and effectively solving the problem of bird damage prevention.)

1. A contact type micro-current bird repelling system is characterized by comprising a solar power supply system, a radar detector, a trigger switch, a first control circuit and a power strip network, wherein the solar power supply system supplies power to the power strip network, and the first control circuit controls the trigger switch to realize the connection or disconnection of the power strip network and the solar power supply system; the radar detector is used for detecting Doppler signals of flying birds, converting the detected Doppler signals into digital pulse signals and sending the digital pulse signals to the first control circuit; the first control circuit analyzes the digital pulse signal to obtain the distance between the flying bird and the electric strip network, when the flying bird enters a set range of the electric strip network, a closing signal is sent to the trigger switch to control the trigger switch to be closed, and a solar power supply system provides working voltage for the electric strip network; when the flying bird flies away from the electric bar net for a set time period, a disconnection signal is sent to the first control circuit, and the first control circuit controls the trigger switch to be disconnected.

2. The contact micro-current bird repelling system according to claim 1, further comprising an ultrasonic device and/or a flashing module.

3. The contact type micro-current bird repelling system according to claim 1 or 2, wherein the electric strip network is composed of a plurality of electric strips, each electric strip comprises a plurality of positive sleeves and negative sleeves which are arranged at intervals; the anode sleeve and the cathode sleeve are isolated by an insulating gasket; all the anode sleeves in each electric strip are electrically connected in parallel, and all the cathode sleeves are electrically connected in parallel; a plurality of electric strips are connected in parallel to form an electric strip network.

4. The contact type micro-current bird repelling system according to claim 1 or 2, wherein the radar detector comprises a microwave movement sensor and a Doppler signal processing circuit, the microwave movement sensor collects Doppler signals of flying birds, and the Doppler signal processing circuit processes the Doppler signals into digital pulse signals and sends the digital pulse signals to the first control circuit.

5. The contact type micro-current bird repelling system according to claim 1 or 2, wherein the solar power supply system comprises a solar panel, a second control circuit and a storage battery, the solar panel converts solar radiation energy into electric energy to supply power to the electric bar network or to the storage battery for storage; the second control circuit controls the conversion between the output voltage of the solar panel and the charging voltage of the storage battery, and the overcharge and over-discharge protection of the storage battery is realized; the storage battery is a lead-acid battery.

6. The contact type micro-current bird repelling system according to claim 4, wherein the Doppler signal processing circuit comprises a first amplifying circuit, a second amplifying circuit and a voltage comparator which are sequentially connected in series, and the Doppler signal is amplified by the two electrodes of the first amplifying circuit and the second amplifying circuit and then converted into a digital pulse signal by the voltage comparator.

7. A contact type micro-current bird repelling method is characterized by comprising the following steps:

installing an electric strip net on the power transmission tower pole;

when the radar detector detects that the flying birds enter the set range of the electric strip network, the trigger switch is turned on, and the electric strip network is electrified;

after the flying bird flies away from the electric bar net for a set time period, the trigger switch is switched off, and the electric bar net is in a voltage-free state.

8. The method for repelling birds by using micro-contact current as claimed in claim 7, wherein when the radar detector detects that the bird enters the set range of the power grid, the ultrasonic device is started simultaneously, and the ultrasonic device and the power grid are used for repelling birds doubly.

9. The method for repelling birds by using micro-current in contact according to claim 7 or 8, wherein when the radar detector detects that the birds enter the set range of the electric strip network, the explosion flash module is started, the explosion flash lamp of the explosion flash module is used for forming a light curtain, the electric strip network is used for repelling birds in a double mode, or the explosion flash lamp is used for forming the light curtain, and the electric strip network and the ultrasonic device are used for repelling birds in a triple mode.

Technical Field

The invention relates to the technical field of power grid protection, in particular to a contact type micro-current bird repelling method and system.

Background

Along with the annual improvement of ecological environment in China, people's consciousness on bird protection is continuously improved, and the variety and the number of birds are gradually increased. One problem that comes with it is: birds build inhabiting nests right above linear insulator strings or jumper wire insulator strings of a power transmission line tower (pole) more and more commonly, and faults of the power transmission line are frequent. At present, power transmission lines in a Guigang net area are high-rise areas with bird damage, and tripping events caused by birds or bird preys occur frequently every year, mainly because bird preys and large birds like nesting on a high-voltage iron tower, and long and thin objects such as thin ropes, plastic bags or straws containing certain moisture of grippers cause short circuit among lines. Birds excrete excrement and urine when staying the perching above the suspension insulator, and the excrement and urine piles up on the insulator or falls downwards along the outside, short circuit cross arm and the circuit trouble that the air gap between the wire arouses.

Mainly adopt put measures such as bird thorn, wind-force reflection of light bird repellent device, compound insulator additional parachute kit, ultrasonic wave bird repellent device, bird prevention baffle and carry out the anti-bird, but drive bird, anti-bird pest effect all not good, birds homoenergetic quick adaptation leads to the anti-bird measure inefficacy.

Disclosure of Invention

The invention aims to provide a contact type micro-current bird repelling method and system, which solve the problems that the bird repelling mode in the prior art has poor effect and fails after long-term use on the premise of not endangering the life of birds.

The purpose of the invention is realized by the following technical scheme:

in a first aspect, the invention provides a contact type micro-current bird repelling system, which comprises a solar power supply system, a radar detector, a trigger switch, a first control circuit and a power strip network, wherein the solar power supply system supplies power to the power strip network, and the first control circuit controls the trigger switch to realize the connection or disconnection of the power strip network and the solar power supply system; the radar detector is used for detecting Doppler signals of flying birds, converting the detected Doppler signals into digital pulse signals and sending the digital pulse signals to the first control circuit; the first control circuit analyzes the digital pulse signal to obtain the distance between the flying bird and the electric strip network, when the flying bird enters a set range of the electric strip network, a closing signal is sent to the trigger switch to control the trigger switch to be closed, and a solar power supply system provides working voltage for the electric strip network; when the flying bird flies away from the electric bar net for a set time period, a disconnection signal is sent to the first control circuit, and the first control circuit controls the trigger switch to be disconnected.

Furthermore, the contact type micro-current bird repelling system further comprises an ultrasonic device and/or a detonation and flashing module.

Furthermore, the electric strip network consists of a plurality of electric strips, and each electric strip comprises a plurality of anode sleeves and cathode sleeves which are arranged at intervals; the anode sleeve and the cathode sleeve are isolated by an insulating gasket; all the anode sleeves in each electric strip are electrically connected in parallel, and all the cathode sleeves are electrically connected in parallel; a plurality of electric strips are connected in parallel to form an electric strip network.

Further, the radar detector comprises a microwave mobile sensor and a Doppler signal processing circuit, wherein the microwave mobile sensor acquires Doppler signals of flying birds, and the Doppler signal processing circuit processes the Doppler signals into digital pulse signals and sends the digital pulse signals to the first control circuit.

Furthermore, the solar power supply system comprises a solar panel, a second control circuit and a storage battery, wherein the solar panel converts solar radiation energy into electric energy to supply power to the power strip network or send the electric energy to the storage battery for storage; the second control circuit controls the conversion between the output voltage of the solar panel and the charging voltage of the storage battery, and the overcharge and over-discharge protection of the storage battery is realized; the storage battery is a lead-acid battery.

Furthermore, the Doppler signal processing circuit comprises a first amplifying circuit, a second amplifying circuit and a voltage comparator which are sequentially connected in series, and the Doppler signal is amplified by two poles of the first amplifying circuit and the second amplifying circuit and then converted into a digital pulse signal by the voltage comparator.

In a second aspect, the invention provides a contact type micro-current bird repelling method, which comprises the following steps:

installing an electric strip net on the power transmission tower pole;

when the radar detector detects that the flying birds enter the set range of the electric strip network, the trigger switch is turned on, and the electric strip network is electrified;

after the flying bird flies away from the electric bar net for a set time period, the trigger switch is switched off, and the electric bar net is in a voltage-free state.

Furthermore, when the radar detector detects that the flying birds enter the set range of the electric bar network, the ultrasonic device is started at the same time, and the ultrasonic device and the electric bar network are used for driving the birds in a double mode.

Further, when the radar detector detects that the flying bird enters the set range of the electric strip network, the explosion flash module is started, the explosion flash lamp of the explosion flash module is utilized to form a light curtain, bird repelling is carried out in a dual mode by combining the electric strip, or the explosion flash lamp is utilized to form the light curtain, and bird repelling is carried out in a triple mode by combining the electric strip and the ultrasonic device.

The contact type micro-current bird repelling method and device mainly adopt a micro-current stimulation mode, avoid the adaptability of birds while not damaging the lives of the birds, simultaneously repel the birds by combining the sound and light auxiliary devices, and comprehensively and effectively solve the problem of bird damage prevention. The bird electric stimulator adopts the 20V electrode, has extremely low voltage and current, and can form effective electric stimulation to birds without harming workers and ensuring the life safety of the birds.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a block diagram of a contact micro-current bird repelling device according to the present invention;

FIG. 2 is a schematic diagram of the composition of the electrode strip of the present invention;

FIG. 3 is a schematic view of an installed electrical bar network of the present invention;

FIG. 4 is a schematic diagram of a microwave Doppler radar detector;

FIG. 5 is a schematic circuit diagram of a Doppler signal processing circuit of the present invention;

fig. 6 is a step diagram of the contact micro-current bird repelling method of the invention.

Detailed Description

The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

The contact type micro-current bird repelling method disclosed by the invention comprises the following steps of:

and step S1, installing an electric strip net on the power transmission tower pole.

The electric strip net belongs to a component part of a micro-current bird repelling system with contact, and the structural schematic diagram of the electric strip net is shown in figure 2 and consists of a plurality of electric strips. Each electric strip comprises a plurality of anode sleeves and cathode sleeves which are arranged at intervals. The positive sleeve and the negative sleeve are isolated by an insulating gasket. All the anode sleeves in each electrode strip are electrically connected in parallel, and all the cathode sleeves are electrically connected in parallel. Several grid bars are again connected in parallel to form a grid of bars, as shown in fig. 3.

The electric bar network is powered by the solar power supply module, and when the electric bar network is powered, a micro-voltage of 20V is generated between the anode sleeve and the cathode sleeve of each electric bar in the electric bar network. The electric bar net is arranged right above a part which is easy to nest of the power transmission tower pole, such as a straight line insulator string or a jumper wire insulator string. The support that supports the electric strip net is also the insulator, and the electric strip net is collapsible, the installation is simple and easy simultaneously.

And step S2, when the radar detector detects that the flying birds enter the set range of the electric bar net, the trigger switch is closed, and the electric bar net is electrified.

After the trigger switch is closed, the solar power supply module supplies power to the electric strip net, the electric strip net releases 20V micro-voltage, and nerves of flying birds falling on the electric strip net are stimulated to effectively and directly drive the flying birds. Meanwhile, the voltage and the current generated by the 20V electrode are extremely small, so that an effective electric shock is formed for birds without injuring the lives of the birds. Effectively prevent birds from falling on line equipment such as insulators and prevent the birds from nesting.

In this embodiment, the setting range is preferably within 1 meter.

The radar detector adopts microwave Doppler radar detector, and the principle is shown in figure 4, and the radar emits fixed frequency f₀In the case of active birds, the frequency difference between the echo frequency and the frequency of the transmitted wave f_dReferred to as doppler frequency. According to f_dThe radial relative motion speed of the bird to the radar can be measured. Detecting f of target by frequency filtering method_dAnd the spectral line can filter out the spectral line of the interference clutter and distinguish the flying bird target from the strong clutter. Therefore, the Doppler radar has strong clutter interference resistance and can detect flying birds moving in a complex environment background. f. of_dThe calculation formula of (A) is as follows:

(1) wherein v is the bird speed; c is the speed of light, and c is 3 multiplied by 108 m/s; theta is the angle between the direction of movement of the bird and the direction of microwave radiation, f₀Fixed frequency, f, for radar transmission_dIs f₀Frequency difference from the echo frequency.

If the moving speed of the bird in the microwave radiation direction is 1-3 m/s, f_dBetween 70 Hz and 210 Hz. Digital pulse output capable of reflecting the activity condition of the flying birds can be obtained by carrying out frequency-selecting amplification and threshold judgment on the Doppler signals, and the distance between the flying birds and the electric strip net is calculated according to the digital pulse by utilizing the single-chip microcomputer PIC16C 54.

And step S3, after the flying bird flies away from the electric bar net for a set time period, the trigger switch is switched off, and the electric bar net is in a voltage-free state.

In this embodiment, the set time period may be set according to actual needs, and is preferably 1 minute.

Preferably, when the radar detector detects that the flying bird is within a set range of the power grid, the ultrasonic device is started, and the ultrasonic device and the power grid are used for doubly repelling the bird.

Preferably, when the radar detector detects that the flying bird is within a set range from the electric strip network, the explosion flash module is started, the explosion flash lamp of the explosion flash module is utilized to form a light curtain, bird repelling is carried out in a dual mode by combining the electric strip network, or the light curtain is formed by utilizing the explosion flash lamp, and bird repelling is carried out in a multiple mode by combining the electric strip network and the ultrasonic device.

The invention also provides a contact type micro-current bird repelling system, which comprises a solar power supply system, a radar detector, a trigger switch, a first control circuit and a power strip network, wherein the solar power supply system supplies power to the power strip network, and the first control circuit controls the trigger switch to realize the connection or disconnection of the power strip network and the solar power supply system; the radar detector is used for detecting Doppler signals of flying birds, converting the detected Doppler signals into digital pulse signals and sending the digital pulse signals to the first control circuit; the first control circuit analyzes the digital pulse signal to obtain the distance between the flying bird and the electric strip network, when the flying bird enters a set range of the electric strip network, a closing signal is sent to the trigger switch to control the trigger switch to be closed, and a solar power supply system provides working voltage for the electric strip network; when the flying bird flies away from the electric bar net for a set time period, a disconnection signal is sent to the first control circuit, and the first control circuit controls the trigger switch to be disconnected.

Preferably, the contact type micro-current bird repelling system further comprises an ultrasonic device and/or a detonation flash module.

The ultrasonic device is used for amplifying and transducing the power of the ultrasonic signal generated by the singlechip and playing 12-45 Khz variable frequency ultrasonic waves near the tower pole. The explosion flash module consists of a high-power LED and a driving circuit.

Through ultrasonic wave device and/or the sudden strain of a muscle module and electric bar net combine together, realize that multiple mode combines together to drive the bird, drive the bird effect better.

The ultrasonic device comprises a wave amplifying circuit, a push-pull power amplifying circuit consisting of TIP127 and TIP122, and a special ultrasonic transducer, wherein the push-pull power amplifying circuit is matched with the special ultrasonic transducer, so that a signal with ultrasonic frequency sent by a singlechip can be converted into ultrasonic waves to be played, and the bird nervous system is stimulated to escape due to physiological disorder. The explosion flash module consists of a high-power LED (3W) and a driving circuit. The high-power field effect transistor BUZ91A is adopted for driving, the high and low levels of the single chip microcomputer can directly control the on and off of the LED, the brightness is larger than 500nm, the generated strong light can illuminate the position near the tower pole, the bird inhabiting environment is worsened, and birds are prevented from inhabiting and nesting on the tower pole.

Further, in a preferred embodiment of the present application, the electric strip network is composed of a plurality of electric strips, and each electric strip comprises a plurality of positive electrode sleeves and negative electrode sleeves which are arranged at intervals. The positive sleeve and the negative sleeve are isolated by an insulating gasket. All the anode sleeves in each electrode strip are electrically connected in parallel, and all the cathode sleeves are electrically connected in parallel. And a plurality of electric strips are connected in parallel to form an electric strip network.

Furthermore, the control circuit consists of a single chip microcomputer PIC16C54 and basic peripheral circuits, and is mainly used for analyzing data of the radar detector and controlling the on-off of the trigger switch according to the analysis result.

The single-chip microcomputer PIC16C54 is a subminiature single-chip microcomputer, and adopts a simplified instruction set with only 33 instructions, wherein the instruction word length is 12 bits, and all the instructions are single bytes. Except the instruction for changing the PC value, the other instructions are single-cycle instructions, so that the method is simple and easy to learn, and is beneficial to shortening the development cycle; the internal self-vibration watchdog is arranged, so that a program can be prevented from running away, and the stability of the system is ensured; the security fuse is blown during copying to protect the program from being copied, so that the security is high, and a solution with high quality and low cost is provided for embedded control application.

Furthermore, the radar detector adopts a microwave Doppler radar module, and comprises a microwave movement sensor and a Doppler signal processing circuit. The microwave mobile sensor adopts an X-waveband mobile sensing Doppler module HB100, integrates an oscillator, a mixer, a transmitting antenna and a receiving antenna, and can directly output millivolt Doppler signals only by providing a 5V power supply. The doppler signal processing circuit is mainly responsible for extracting, amplifying and digitizing doppler signals capable of reflecting the movement of the flying birds near the tower mast, processing the doppler signals into digital pulse signals and submitting the digital pulse signals to the single chip microcomputer for processing, as shown in fig. 5. In fig. 5, resistor R1 is the rated load of the microwave motion sensor. The capacitor C2 and the capacitor C5 realize direct current isolation of all parts of the circuit and restrain low-frequency fluctuation. The capacitor C1 filters out the high-frequency clutter of the microwave mobile sensor, thereby extracting Doppler signals capable of reflecting the movement situation of the flying birds near the tower mast. The operational amplifier LM324A and related elements form a 1 st stage amplifying circuit, and the gain A is approximately equal to R5/R4 is 1000; the 2 nd stage amplifier consists of an operational amplifier LM324B and a related circuit, and the gain B is approximately equal to R9/R6 ═ 62; the two-stage amplification gain C ═ a · B ═ 62000, approximately 48 dB. The voltage comparator composed of the operational amplifier LM324C, the resistor R12 and the resistor R11 converts the signal amplified by the preceding stage into a digital pulse signal, and the size of the detection distance can be changed by adjusting the resistor R11.

Furthermore, the solar power supply system comprises a solar panel, a second control circuit and a storage battery, wherein the solar panel is a core part of the power supply system and is used for converting solar radiation energy into electric energy and pushing the circuit to work or sending the electric energy into the storage battery for storage; the second control circuit is used for controlling the working state of the whole power supply system, including the conversion between the output voltage of the solar panel and the charging voltage (circuit working voltage) of the storage battery, the overcharge and over-discharge protection of the storage battery and the like; the storage battery adopts a maintenance-free lead-acid battery as the supplement of the solar panel, stores redundant electric quantity when the illumination is sufficient, and releases the electric quantity when needed in rainy days and the like.

In the specific embodiment of the invention, the solar cell panel is powered by a 12V 10W high-efficiency A-level monocrystalline silicon solar panel, the design life is 25 years, and the electric quantity is sufficient. The solar energy power supply device can be used on any tower or equipment powered by solar energy. The standby power consumption of the whole machine is less than 5mA, the whole machine is stored according to 10W energy, the standby time is up to 150 hours, and the whole machine can work normally in 5-7 continuous rainy days. The novel lithium iron phosphate battery with the lithium iron phosphate energy storage device adopted by the storage battery has the charge-discharge cycle of 3000-plus 5000 times, is light in weight, has the service life of 8-15 years, and effectively saves the operation and maintenance cost, the battery replacement and other troubles. The solar power supply system is internally provided with a heat preservation and environment temperature detection device, so that the solar power supply system can normally work in a temperature range from minus 40 ℃ to 85 ℃, meanwhile, the protection grade reaches IP33, the protection grade of a main board is 1P65, and the solar power supply system can keep normal work when being installed in extreme environments such as severe cold, extreme heat, humidity and the like all year round.

The contact type micro-current bird repelling system disclosed by the invention works in an active detection mode. The microwave Doppler radar actively detects small moving targets such as flying birds close to the tower pole and enters a set distance range, after the single chip microcomputer receives a trigger signal, the electric bar network generates voltage, the frequency conversion ultrasonic wave generates a signal, and meanwhile, a flashing signal is generated. The birds are stimulated until they leave. When birds fly away from a set distance range, the trigger switch is turned off, and the system is switched into a timing working state to reduce power consumption.

The contact type micro-current bird repelling system adopts the means of remote control shutdown, a pull switch and a physical switch 3 to ensure safety, and effectively prevents any danger and artificial false triggering operation during installation. The safety voltage of setting for is less than human minimum sustained contact safety voltage, does not influence the life safety problem of staff, birds at all, sets for simultaneously has manual closing device function, can avoid because long-time output voltage after the mistake.

In the present invention, unless otherwise expressly stated or limited, the first feature may be "on" the second feature in direct contact with the second feature, or the first and second features may be in indirect contact via an intermediate. "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above description is for the purpose of illustrating embodiments of the invention and is not intended to limit the invention, and it will be apparent to those skilled in the art that any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the invention shall fall within the protection scope of the invention.