CN209151025U - One kind is adjustable to block fish Pulased power supply unit - Google Patents
One kind is adjustable to block fish Pulased power supply unit Download PDFInfo
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- CN209151025U CN209151025U CN201822145449.3U CN201822145449U CN209151025U CN 209151025 U CN209151025 U CN 209151025U CN 201822145449 U CN201822145449 U CN 201822145449U CN 209151025 U CN209151025 U CN 209151025U
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Abstract
The utility model, which provides, a kind of adjustable blocks fish Pulased power supply unit, the specially Pulased power supply unit based on single-phase uncontrollable rectifier and H bridge, the power supply device front end of the utility model is using transformer and does not control rectification circuit, backend pulse output circuit uses H bridge structure, has many advantages, such as that topology is simple, controls simple, high reliablity, is high-efficient.In the control of pulse voltage output, tap by adjusting transformer adjusts the amplitude of voltage pulse output, the width and frequency that output pulse is adjusted by the time of the conducting of a pair of switches pipe and frequency in control H bridge, the polarity of output pulse is adjusted by control two turn-on and turn-off to pipe.The utility model, which is applied, blocks fish field in pulse electricity, have many advantages, such as energy conservation, lower consumption, to block fish effect good.
Description
Technical field
The utility model relates to a kind of pulse electricity blocking apparatus, and in particular to one kind be applied to lake, reservoir, farm,
Fish Pulased power supply unit is blocked in the fresh waters such as dam.
Background technique
In occasions such as lake, reservoir, dam and farms, there are aquatic organisms to adhere to for existing fishing net intercepting system, easily
Blocking intercepts the problems such as juvenile fish is unfavorable for cultivation.Pulse intelligent blocks the original net of fish system electricity consumption interception mode substitution and intercepts, solution
Determined existing fishing net intercepting system the problem of, protect aquatic resources, for fishery cultivating and fishing bring bigger benefit.And pulse
Power supply device blocks the input source of voltage in fish system, output voltage amplitude, frequency, pulse width and pulse as intelligence
Form influences whether the interception effect to fish, it is therefore desirable to it researches and develops one kind and blocks that fish effect is good, and high safety and reliability
Pulased power supply unit.
Utility model content
The purpose of this utility model be in order to realize effective interception to the shoal of fish, provide a kind of topology is simple, control is simple,
High reliablity blocks the good adjustable Pulased power supply unit of fish effect.
To achieve the goals above, the utility model, which provides, a kind of adjustable blocks fish Pulased power supply unit, the pulse
Power supply device includes pulse generating circuit, digitial controller and driving circuit, and the pulse generating circuit includes: that multi-tap becomes
Depressor T, selection switch K, uncontrollable rectifier bridge, storage capacitor C and H bridge impulse output circuit,
The digitial controller is connected with the driving circuit, for exporting control signal, passes through the driving circuit control
Make the pulse generating circuit；
The driving circuit is respectively connected to each control terminal of the H bridge impulse output circuit；
The input of the multi-tap transformer T terminates electric main；
The multi-tap transformer T includes multiple output taps, is respectively connected to the input terminal of multidiameter option switch K, more
The other end of tapped transformer T output is connected to the first input end of the uncontrollable rectifier bridge；
The output end of the selection switch K is connected to the second input terminal of uncontrollable rectifier bridge；
Anode, the cathode of the DC output side of the uncontrollable rectifier bridge are connected to the anode of storage capacitor C, cathode；
Anode, the cathode of the direct current input side of the H bridge impulse output circuit are connected to the positive, negative of storage capacitor C
The ac output end mouth of pole, the H bridge impulse output circuit is connected to electric fish screen.
Further, the H bridge impulse output circuit includes insulated gate transistor Q1, band with anti-parallel diodes
The insulated gate transistor Q2 of anti-parallel diodes, the insulated gate transistor Q3 with anti-parallel diodes, band are reversed simultaneously
The insulated gate transistor Q4 of union II pole pipe；
The input terminal of insulated gate transistor Q1 with anti-parallel diodes and insulated gate with anti-parallel diodes
The input terminal of gated transistors Q3 is connected, the output end of the insulated gate transistor Q2 with anti-parallel diodes and with reverse parallel connection
The output end of the insulated gate transistor Q4 of diode is connected, the output of the insulated gate transistor Q1 with anti-parallel diodes
End is connected with the input terminal of the insulated gate transistor Q2 with anti-parallel diodes, the insulated gate electrode with anti-parallel diodes
The output end of transistor Q3 is connected with the input terminal of the insulated gate transistor Q4 with anti-parallel diodes.
Further, the selection switch K adjusts the voltage gear of input by connecting obstructed tap, to adjust institute
State uncontrollable rectifier bridge DC side voltage UdcAmplitude changes on multiple voltage gears.
Further, the digitial controller includes output pulse control module and switch driving generator, the output
Pulse control module calculates the duty ratio D of output pulse based on the parameter of output pulse, and is sent to and described switchs driving
Device, the switch driving generator compare duty ratio D and the low frequency carrier signal itself generated, obtain switch driving letter
Number.
Further, there are also protective modules, the protective module to receive the pulse generating circuit for the digitial controller
In voltage and current signals, judge whether it is more than limit value, if be more than limitation, send cut-off signals, otherwise will switch drive
Dynamic signal is sent to the driving circuit, and the driving circuit obtains four switching drive signals T1, T2, T3, T4, to drive
Insulated gate transistor Q1, Q2, Q3, Q4 with anti-parallel diodes.
Further, output pulse control module (1) is opened by controlling Q1, Q4 of the H bridge impulse output circuit
Logical and Q2, Q3 shutdown, obtain the output pulse of positive polarity；By controlling Q1 and the Q4 shutdown of the H bridge impulse output circuit, Q2
It is connected with Q3, obtains the output pulse of negative polarity；
The output pulse control module is opened by Q1, Q4 of the control H bridge impulse output circuit or Q2, Q3
Turn-on frequency and duty ratio adjust the frequency and width of output pulse.
Utility model has the advantages that
Main circuit topology is simple, controls simple, high reliablity, is high-efficient.
Detailed description of the invention
Fig. 1 is the adjustable main circuit structure figure for blocking fish Pulased power supply unit of the utility model one embodiment；
Fig. 2 is that the adjustable digitial controller for blocking fish Pulased power supply unit of embodiment illustrated in fig. 1 realizes block diagram；
Fig. 3 is the adjustable simulation waveform for blocking fish Pulased power supply unit of embodiment illustrated in fig. 1.
Specific embodiment
The technical solution of the utility model is further described with reference to the accompanying drawing.
Fig. 1 shows the adjustable main circuit structure for blocking fish Pulased power supply unit of one embodiment of the utility model
Figure.In the present embodiment, this adjustable to block Pulased power supply unit described in fish Pulased power supply unit include pulse generating circuit, number
Controller and driving circuit, pulse generating circuit include: multi-tap transformer T, selection switch K, uncontrollable rectifier bridge, energy storage electricity
Hold C and H bridge impulse output circuit.
As shown in Figure 1, the input of multi-tap transformer T terminates electric main, 4 output taps of multi-tap transformer T
4 input terminals of selection switch K are connected to, the output other end is connected to the b input terminal of uncontrollable rectifier bridge, and selection switch K's is defeated
Outlet is connected to a input terminal of uncontrollable rectifier bridge.Anode, the cathode of the DC output side of uncontrollable rectifier bridge are connected to storage capacitor
Anode, the cathode of C.Anode, the cathode of the direct current input side of H bridge impulse output circuit are connected to the positive, negative of storage capacitor C
Pole.The input terminal of insulated gate transistor Q1 in H bridge impulse output circuit with anti-parallel diodes and with reverse parallel connection two
The input terminal of the insulated gate transistor Q3 of pole pipe is connected, the output end of the insulated gate transistor Q2 with anti-parallel diodes
It is connected with the output end of the insulated gate transistor Q4 with anti-parallel diodes, the insulated gate electrode with anti-parallel diodes is brilliant
The output end of body pipe Q1 is connected with the input terminal of the insulated gate transistor Q2 with anti-parallel diodes, band two pole of reverse parallel connection
The output end of the insulated gate transistor Q3 of pipe is connected with the input terminal of the insulated gate transistor Q4 with anti-parallel diodes.
Fig. 2 is the adjustable digitial controller realization block diagram for blocking fish Pulased power supply unit of embodiment illustrated in fig. 1, including defeated
Pulse control module 1, switch driving generator 2 and protective module 3 out.It exports pulse control module 1 and passes through pulse frequency and arteries and veins
It rushes width and calculates the output duty cycle D of 4 switching devices, and be sent to switch driving generator 2.Switch driving transmitter 2
Duty ratio D and the low frequency carrier signal itself generated are compared, obtain switching drive signal, and be sent to protective module
3.Switching drive signal is sent to driving circuit after fault-free by judging by protective module 3, and driving circuit obtains four switches
Driving signal T1, T2, T3, T4, thus driving insulated gate transistor Q1, Q2, Q3, Q4 with anti-parallel diodes.
Fig. 3 is the adjustable emulation wave in Saber simulation software for blocking fish Pulased power supply unit of embodiment illustrated in fig. 1
Shape, setting pulse voltage are positive polarity, obtain simulation waveform after frequency 20Hz, pulse width 0.8ms, amplitude 400V.Wherein lead to
Road 1 is input ac voltage us, channel 2 is input AC circuit is, channel 3 is DC bus-bar voltage Udc, channel 4 is that pulse is defeated
Voltage u outo, by emulation it can be seen that the correctness and feasibility of the utility model.
In a preferred embodiment, by setting the output of driving circuit T1-T4, the power supply device pulse electricity of the utility model
Pressure amplitude value is adjustable, can select basic, normal, high pressure different voltages gear according to different water environments；Pulse frequency and width are adjustable,
It can be configured according to the different shoals of fish, fish effect is blocked in adjusting；Pulse polarity is adjustable, can periodically change output pulse polarity, prevent
The shoal of fish generates adaptability to electrode and reduces interception effect.
Claims (5)
1. one kind is adjustable to block fish Pulased power supply unit, the Pulased power supply unit is used to power for electric fish screen, and feature exists
In,
The Pulased power supply unit includes pulse generating circuit, digitial controller and driving circuit, the pulse generating circuit
Include: multi-tap transformer T, select switch K, uncontrollable rectifier bridge, storage capacitor C and H bridge impulse output circuit,
The digitial controller is connected with the driving circuit, for exporting control signal, controls institute by the driving circuit
State pulse generating circuit；
The driving circuit is respectively connected to each control terminal of the H bridge impulse output circuit；
The input of the multi-tap transformer T terminates electric main；
The multi-tap transformer T includes multiple output taps, is respectively connected to the input terminal of multidiameter option switch K, multi-tap
The other end of transformer T output is connected to the first input end of the uncontrollable rectifier bridge；
The output end of the selection switch K is connected to the second input terminal of uncontrollable rectifier bridge；
Anode, the cathode of the DC output side of the uncontrollable rectifier bridge are connected to the anode of storage capacitor C, cathode；
Anode, the cathode of the direct current input side of the H bridge impulse output circuit are connected to the anode of storage capacitor C, cathode, described
The ac output end mouth of H bridge impulse output circuit is connected to electric fish screen.
2. adjustable fish Pulased power supply unit is blocked according to claim 1, which is characterized in that
The H bridge impulse output circuit includes the insulated gate transistor Q1 with anti-parallel diodes, band two pole of reverse parallel connection
The insulated gate transistor Q2 of pipe, the insulated gate transistor Q3 with anti-parallel diodes, with the exhausted of anti-parallel diodes
Edge gridistor Q4；
The input terminal of insulated gate transistor Q1 with anti-parallel diodes and insulated gate electrode with anti-parallel diodes are brilliant
The input terminal of body pipe Q3 is connected, the output end of the insulated gate transistor Q2 with anti-parallel diodes and with two pole of reverse parallel connection
The output end of the insulated gate transistor Q4 of pipe is connected, the output end of the insulated gate transistor Q1 with anti-parallel diodes and
The input terminal of insulated gate transistor Q2 with anti-parallel diodes is connected, the insulated gate electrode crystal with anti-parallel diodes
The output end of pipe Q3 is connected with the input terminal of the insulated gate transistor Q4 with anti-parallel diodes.
3. adjustable fish Pulased power supply unit is blocked according to claim 1, which is characterized in that
The selection switch K adjusts the voltage gear of input by connecting obstructed tap, to adjust the uncontrollable rectifier bridge
DC voltage UdcAmplitude changes on multiple voltage gears.
4. adjustable fish Pulased power supply unit is blocked according to claim 1, which is characterized in that
The digitial controller includes output pulse control module (1) and switch driving generator (2), the output pulse control
Module (1) calculates the duty ratio D of output pulse based on the parameter of output pulse, and is sent to switch driving generator (2),
Switch driving generator (2) compares duty ratio D and the low frequency carrier signal itself generated, obtains switch driving letter
Number.
5. adjustable fish Pulased power supply unit is blocked according to claim 4, which is characterized in that
The digitial controller there are also protective module (3), the protective module receive voltage in the pulse generating circuit and
Current signal, if being more than limitation, sends cut-off signals, switching drive signal is otherwise sent to institute by it compared with limit value
Driving circuit is stated, the driving circuit obtains four switching drive signals T1, T2, T3, T4, to drive band two pole of reverse parallel connection
Insulated gate transistor Q1, Q2, Q3, Q4 of pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145449.3U CN209151025U (en) | 2018-12-20 | 2018-12-20 | One kind is adjustable to block fish Pulased power supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145449.3U CN209151025U (en) | 2018-12-20 | 2018-12-20 | One kind is adjustable to block fish Pulased power supply unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209151025U true CN209151025U (en) | 2019-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822145449.3U Active CN209151025U (en) | 2018-12-20 | 2018-12-20 | One kind is adjustable to block fish Pulased power supply unit |
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| CN (1) | CN209151025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110800677A (en) * | 2019-11-29 | 2020-02-18 | 中国船舶重工集团公司第七一九研究所 | Underwater invisible blocking net device with distributed high-power supply modules |
-
2018
- 2018-12-20 CN CN201822145449.3U patent/CN209151025U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110800677A (en) * | 2019-11-29 | 2020-02-18 | 中国船舶重工集团公司第七一九研究所 | Underwater invisible blocking net device with distributed high-power supply modules |
| CN110800677B (en) * | 2019-11-29 | 2022-05-27 | 中国船舶重工集团公司第七一九研究所 | Underwater invisible blocking net device with distributed high-power supply modules |
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