CN209992600U - Distribution network automation fault dynamic simulation debugging platform - Google Patents
Distribution network automation fault dynamic simulation debugging platform Download PDFInfo
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- CN209992600U CN209992600U CN201920242685.9U CN201920242685U CN209992600U CN 209992600 U CN209992600 U CN 209992600U CN 201920242685 U CN201920242685 U CN 201920242685U CN 209992600 U CN209992600 U CN 209992600U
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Abstract
The utility model provides a distribution network automation trouble dynamic simulation debugging platform, distribution network automation trouble dynamic simulation debugging platform includes control assembly, simulation distribution network subassembly and a plurality of automation terminal, the simulation distribution network subassembly includes three-phase circuit part and a plurality of simulation circuit breaker, external power source is connected with the control assembly electricity, control assembly respectively with three-phase circuit part, simulation circuit breaker and automation terminal electricity are connected, automation terminal is connected with three-phase circuit part and simulation circuit breaker electricity, when debugging to automation terminal, the simulation distribution network trouble of control assembly control three-phase circuit part, automation terminal is according to joining in marriage net fault control simulation circuit breaker disconnection or combined floodgate, control assembly shows three-phase circuit part's state, the state of simulation circuit breaker and the state at automation terminal. The advantages of such a device are: the function test and mutual logic matching verification of the multi-stage simulation circuit breaker protection device are reliably simulated under various fault states of the distribution network line; the operation is simple, and the result is clear.
Description
Technical Field
The utility model relates to a join in marriage net fault testing arrangement particularly, relates to a join in marriage net automation trouble dynamic simulation debugging platform.
Background
The smart power grid has the characteristics of reliability, high quality, high efficiency, compatibility, interaction and the like, is the development direction of modern power grids, and is highly concerned by the domestic and foreign power industry. In recent years, after the international experience and teaching of several times of blackouts, domestic and foreign experts and enterprises improve the self-healing capability of a large-scale power transmission network, and further improve the safety and stability level of the power grid, and a large amount of research is carried out to obtain a series of research results. The smart grid fault self-healing technology relates to the links of fault generation and processing, such as fault planning, fault generation, grounding treatment, fault removal by protection actions, fault isolation, power supply recovery and the like. Distribution network protection automation terminal of smart power grids need test it before using in order to ensure that it can normally work.
The existing debugging and testing process of the distribution network protection automatic terminal is complicated, the technical requirements on testers are high, and the operation and maintenance testers must be trained on the professional technology to effectively detect the distribution network protection automatic terminal, so that the labor cost is high and the detection efficiency is low.
In view of the foregoing, it is desirable to provide a distribution network automation fault dynamic simulation debugging platform that can overcome the drawbacks of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a distribution network automation trouble dynamic simulation debugging platform, it can overcome prior art's defect. The purpose of the utility model can be realized through the following technical scheme.
One embodiment of the utility model provides a dynamic simulation debugging platform for distribution network automation faults, wherein the distribution network automation fault dynamic simulation debugging platform comprises a control component, a simulation distribution network component and a plurality of automation terminals, the analog distribution network assembly comprises a three-phase circuit component and a plurality of analog circuit breakers, an external power supply is electrically connected with the control assembly, the control assembly is respectively electrically connected with the three-phase circuit component, the analog circuit breakers and an automatic terminal, the automatic terminal is electrically connected with the three-phase circuit component and the analog circuit breakers, when the automatic terminal is debugged, the control assembly controls the three-phase circuit component to simulate the distribution network fault, the automatic terminal controls the simulated circuit breaker and the three-phase circuit component to be disconnected and connected according to the distribution network fault state, and the control assembly displays the state of the three-phase circuit component, the state of the simulated circuit breaker and the state of the automatic terminal.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein control assembly includes transformer, operation panel and display element, external power source is connected with the transformer electricity, the transformer is connected with the operation panel, display element and simulation distribution network assembly electricity, the operation panel is connected with the simulation distribution network assembly electricity, display element is connected with the simulation distribution network assembly electricity and a plurality of automation terminal electricity, when debugging automation terminal, the operation panel control simulation distribution network assembly simulation distribution network trouble, display element shows three phase circuit part's state, the state of simulation circuit breaker and automation terminal's state.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein three phase circuit part is including parallelly connected first phase circuit, the second phase circuit, the third phase circuit, ground wire and multiunit trouble analog circuit, every phase circuit all includes switch, overcurrent/fast-break circuit and a plurality of simulation circuit breaker switch, switch with overcurrent/fast-break circuit series and set up at phase circuit's both ends, a plurality of trouble analog circuit cross-over are connected to the ground wire on three phase circuit of group and through short circuit switch, a plurality of simulation circuit breakers set up respectively between per two trouble analog circuit and with three phase circuit of group and ground wire connection, three phase circuit of group and ground wire are equipped with simulation circuit breaker switch in the one side of being connected with simulation circuit breaker.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein automatic terminal is parallelly connected with analog circuit breaker on three phase circuit of group and ground wire respectively, and automatic terminal is equipped with terminal switch respectively at the both ends of being connected with three phase circuit of group.
According to the utility model discloses a distribution network automation trouble dynamic simulation debugging platform that above-mentioned an embodiment provided, wherein fault simulation circuit includes load resistance and load switch, load resistance and load switch are used for the simulation and adjust the load that inserts the net of joining in marriage.
According to the utility model discloses a distribution network automation trouble dynamic simulation debugging platform that above-mentioned an embodiment provided, wherein three phase circuit part still includes two sets of current-voltage meters, and two sets of current-voltage meters do not bridge connection at three phase circuit's of group input and output and through electric capacity ground connection.
According to the utility model discloses a distribution network automation trouble dynamic simulation debugging platform that above-mentioned an embodiment provided, wherein the operation panel is connected with three phase circuit part's switch, analog circuit breaker switch, short-circuit switch, terminal switch and load switch electricity, and the operation panel is used for operating switch, analog circuit breaker switch, short-circuit switch, terminal switch and load switch.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein the display element includes ampere meter, voltmeter and pilot lamp, and ampere meter and voltmeter are connected with the current voltmeter electricity, and the pilot lamp is connected with simulation circuit breaker electricity, and the ampere meter is used for showing the measured current value of current voltmeter, and the voltmeter is used for showing the measured voltage value of current voltmeter, and the pilot lamp is used for showing the position that opens and shuts of simulation circuit breaker.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein short circuit switch can join in marriage a looks short circuit, B looks short circuit, C looks short circuit, AB short circuit, BC short circuit, CA short circuit and ABC three-phase short circuit of net with the simulation of single-phase, double-phase or three-phase short circuit ground connection of first phase circuit, second phase circuit and third phase circuit.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein during the test, the distribution network fault type of test personnel through operation panel selection simulation, the operation panel simulates the selected distribution network trouble of selecting through the short-circuit switch who opens and closes three-phase circuit part, automatic terminal is according to the disconnection between distribution network fault state control simulation circuit breaker and the three-phase circuit part with be connected and control overcurrent/fast break circuit and carry out overcurrent and fast break protection to joining in marriage the net, current-voltage meter detects electric current and voltage in the three-phase circuit part, the tester shows the state of three-phase circuit part according to display element, whether the state of simulation circuit breaker and the state judgement automation terminal normally work.
The distribution network automation fault dynamic simulation debugging platform has the advantages that: various simulation states of a 10kV distribution network line are reliably simulated through simple operation of opening and closing the air switch, so that functional test and verification of mutual logic matching functions of the distribution network protection automation terminal are realized; the method has the advantages of being simple in operation and clear in result, being capable of accurately completing logic verification and network access detection of distribution network automation, solving the problem that detection of a distribution network self-healing technology is not strict due to insufficient operation and maintenance personnel level of the distribution network, and improving power supply reliability.
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The disclosure of the present invention will become more readily understood with reference to the accompanying drawings. As is readily understood by those skilled in the art: these drawings are only intended to illustrate the technical solution of the present invention and are not intended to limit the scope of the present invention. In the figure:
fig. 1 shows a block diagram of a distribution automation fault dynamic simulation debugging platform according to an embodiment of the present invention.
Fig. 2 shows a schematic diagram of a simulated distribution network component of the distribution network automation fault dynamic simulation debugging platform according to an embodiment of the present invention shown in fig. 1.
Detailed Description
Fig. 1-2 and the following description depict alternative embodiments of the invention to teach those skilled in the art how to make and reproduce the invention. For the purpose of teaching the present invention, some conventional aspects have been simplified or omitted. Those skilled in the art will appreciate that variations or substitutions from these embodiments will fall within the scope of the invention. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the invention. Accordingly, the present invention is not limited to the following alternative embodiments, but is only limited by the claims and their equivalents.
FIG. 1 shows a dynamic simulation debugging platform for distribution network automation faults according to an embodiment of the present invention, the dynamic simulation debugging platform for distribution network automation faults is used for testing distribution network protection automation terminals, wherein the dynamic simulation debugging platform for distribution network automation faults comprises a control component 1, a simulation distribution network component 2 and a plurality of automation terminals 3 (1-n), the simulation distribution network component 2 comprises a three-phase circuit component 21 and a plurality of simulation circuit breakers 22 (1-n), an external power source (not shown) is electrically connected with the control component 1, the control component 1 is respectively electrically connected with the three-phase circuit component 21, the simulation circuit breakers 22 (1-n) and the automation terminals 3 (1-n), the automation terminals 3 (1-n) are electrically connected with the three-phase circuit component 21 and the simulation circuit breakers 22 (1-n), the three-phase circuit component 21 is used for simulating a distribution network with faults, the automatic terminal 3 is used for automatically controlling the three-phase circuit component 21 and the analog circuit breakers 22 (1-n) to perform protection processing according to the analog fault state, when the automatic terminal 3 (1-n) is debugged, the control assembly 1 controls the three-phase circuit component 21 to simulate the distribution network fault, the automatic terminal 3 (1-n) controls the analog circuit breakers 22 (1-n) and the three-phase circuit component 21 to be disconnected and connected according to the distribution network fault state, the control assembly 1 displays the state of the three-phase circuit component 21, the states of the analog circuit breakers 22 (1-n) and the states of the automatic terminals 3 (1-n), and n in the analog circuit breakers 22 (1-n) and the automatic terminals 3 (1-n) is the number of the analog circuit breakers and the automatic terminals in the distribution network fault dynamic analog debugging platform.
According to the utility model discloses a distribution network automation trouble dynamic simulation debugging platform that above-mentioned an embodiment provided, wherein control assembly 1 includes transformer 11, operation panel 12 and display element 13, external power source is connected with transformer 11 electricity, transformer 11 and operation panel 12, display element 13 and simulation are joined in marriage net subassembly 2 electricity and are connected, operation panel 12 is connected with simulation and is joined in marriage net subassembly 2 electricity, display element 13 is connected with simulation distribution net subassembly 2 and a plurality of automation terminal 3(1 ~ n) electricity, when debugging automation terminal 3(1 ~ n), operation panel 12 control simulation distribution net subassembly 2 simulation is joined in marriage net trouble, display element 13 shows three-phase circuit part 21's state, the state of simulation circuit breaker 22(1 ~ n) and the state of automation terminal 3(1 ~ n).
Fig. 2 shows a schematic diagram of a simulated distribution network assembly 2 of a distribution network automation fault dynamic simulation debugging platform according to an embodiment of the present invention as shown in fig. 1, wherein the three-phase circuit component 21 includes a first phase circuit UA, a second phase circuit UB, a third phase circuit UC, a ground G, and a plurality of sets of fault simulation circuits DK (1 to n +1) connected in parallel, each phase circuit includes a power switch S1, an overcurrent/quick-break circuit K, and a plurality of simulated breaker 22(1 to n) switches, the power switch S1 is connected in series with the overcurrent/quick-break circuit K and disposed at both ends of the phase circuit, the plurality of fault simulation circuits DK (1 to n +1) are bridged over the three sets of phase circuits and connected to the ground G through a short-circuit switch S2, the plurality of simulated breakers 22(1 to n) are respectively disposed between every two fault simulation circuits DK (1 to n +1) and on the three sets of bridged over the phase circuits and the ground G, the three groups of phase circuits and the ground wire G are provided with an analog breaker switch S3 at one side connected with the analog breakers 22 (1-n), an overcurrent/quick-break circuit K is used for simulating overcurrent and quick-break protection functions of the distribution network, and a fault analog circuit DK (1-n +1) is used for simulating loads and faults between the analog breakers 22 (1-n) of the distribution network.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein automation terminal 3(1 ~ n) is parallelly connected with analog circuit breaker 22(1 ~ n) on three phase circuit of group and ground wire G respectively, and automation terminal 3(1 ~ n) is equipped with terminal switch S4 respectively at the both ends of being connected with three phase circuit of group, and terminal switch S4 is used for connecting or the disconnection automation terminal 3(1 ~ n) that are tested.
According to the utility model discloses an above-mentioned an embodiment provides a distribution network automation trouble dynamic simulation debugging platform, wherein fault simulation circuit DK (1 ~ n +1) includes load resistance R and load switch S5, load resistance R and load switch S5 are used for the simulation and adjust the load that inserts the net.
According to the utility model discloses a distribution network automation trouble dynamic simulation debugging platform that above-mentioned an embodiment provided, wherein three phase circuit part 21 still includes two sets of current-voltage meters AV, and two sets of current-voltage meters AV cross over respectively at three phase circuit's of group input and output and through electric capacity C0 ground connection.
According to the utility model discloses a distribution network automation trouble dynamic simulation debugging platform that above-mentioned one embodiment provided, wherein operation panel 12 is connected with switch S1, simulation breaker switch S3, short-circuit switch S2, terminal switch S4 and load switch S5 electricity of three-phase circuit part 21, and operation panel 12 is used for operating switch S1, simulation breaker switch S3, short-circuit switch S2, terminal switch S4 and load switch S5.
According to the utility model discloses an above-mentioned distribution network automation trouble dynamic simulation debugging platform that embodiment provided, wherein display unit 13 includes ampere meter 131, voltmeter 132 and pilot lamp 133, and ampere meter 131 and voltmeter 132 are connected with current voltmeter AV electricity, and pilot lamp 133 is connected with analog circuit breaker 22(1 ~ n) electricity, and ampere meter 131 is used for showing current voltmeter AV measuring current numerical value, and voltmeter 132 table is used for showing current voltmeter AV measuring voltage numerical value, and pilot lamp 133 is used for showing the position that opens and shuts of analog circuit breaker 22(1 ~ n).
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein short circuit switch S2 can thereby simulate the A looks short circuit, B looks short circuit, C looks short circuit, AB short circuit, BC short circuit, CA short circuit and ABC three-phase short circuit of joining in marriage the net with single-phase, double-phase or three-phase short circuit ground connection of first phase circuit UA, second phase circuit UB and third phase circuit UC.
According to the utility model discloses an above-mentioned an embodiment provides distribution network automation trouble dynamic simulation debugging platform, wherein during the test, the distribution network fault type of test personnel through the simulation of operation panel 2 selection, operation panel 2 is through opening and closing three-phase circuit part 21 ' S short-circuit switch S2 simulation selected distribution network trouble, automatic terminal 3 is according to distribution network fault state control simulation circuit breaker 22 and three-phase circuit part 21 between disconnection with be connected and control overcurrent/quick-break circuit K and overflow and quick-break protection to the distribution network, current voltmeter AV detects electric current and voltage in the three-phase circuit part 21, test personnel shows three-phase circuit part 21 ' S state according to display element 13, whether the state of simulation circuit breaker 22 and automatic terminal 3 ' S state judgement automatic terminal 3 normally work.
The distribution network automation fault dynamic simulation debugging platform has the advantages that: various simulation states of a 10kV distribution network line are reliably simulated through simple operation of opening and closing the air switch, so that functional test and verification of mutual logic matching functions of the distribution network protection automation terminal are realized; the method has the advantages of being simple in operation and clear in result, being capable of accurately completing logic verification and network access detection of distribution network automation, solving the problem that detection of a distribution network self-healing technology is not strict due to insufficient operation and maintenance personnel level of the distribution network, and improving power supply reliability.
It will of course be appreciated that whilst the foregoing has been given by way of example of the present invention, such and other modifications and variations thereto as would be apparent to persons skilled in the art are deemed to fall within the broad scope of the invention as herein set forth. Therefore, while the invention has been described with reference to a preferred embodiment, it is not intended that the novel apparatus be limited thereby, but on the contrary, it is intended to cover various modifications and equivalent arrangements included within the broad scope of the above disclosure and the appended claims.
Claims (9)
1. The utility model provides a distribution network automation trouble dynamic simulation debugging platform, a serial communication port, distribution network automation trouble dynamic simulation debugging platform includes control assembly, simulation distribution network subassembly and a plurality of automation terminal, the simulation distribution network subassembly includes three-phase circuit part and a plurality of circuit breaker, and external power source is connected with the control assembly electricity, and the control assembly is connected with three-phase circuit part, circuit breaker and automation terminal electricity respectively, and automation terminal is connected with three-phase circuit part and circuit breaker electricity, when debugging automation terminal, the simulation distribution network trouble of control assembly control three-phase circuit part, and automation terminal is according to the disconnection and the connection between distribution network trouble state control circuit breaker and the three-phase circuit part, and control assembly shows three-phase circuit part's state, the state of circuit breaker and automation terminal's state.
2. The distribution network automation fault dynamic simulation debugging platform of claim 1, wherein the control component comprises a transformer, an operation desk and a display component, an external power supply is electrically connected with the transformer, the transformer is electrically connected with the operation desk, the display component and the simulation distribution network component, the operation desk is electrically connected with the simulation distribution network component, the display component is electrically connected with the simulation distribution network component and the plurality of automation terminals, when the automation terminals are debugged, the operation desk controls the simulation distribution network component to simulate distribution network faults, and the display component displays the state of the three-phase circuit component, the state of the circuit breaker and the state of the automation terminals.
3. The distribution automation fault dynamic simulation debugging platform of claim 2 wherein the three-phase circuit components comprise a first phase circuit, a second phase circuit, a third phase circuit, a ground wire and a plurality of sets of fault simulation circuits connected in parallel, each phase circuit comprises a power switch, an overcurrent/quick-break circuit and a plurality of breaker switches, the power switches are connected in series with the overcurrent/quick-break circuits and are arranged at two ends of the phase circuits, the plurality of fault simulation circuits are connected across the three sets of phase circuits and are connected to the ground wire through short-circuit switches, the plurality of breakers are respectively arranged between every two fault simulation circuits and are connected with the three sets of phase circuits and the ground wire, and the three sets of phase circuits and the ground wire are provided with breaker switches at the side connected with the breakers.
4. The distribution network automation fault dynamic simulation debugging platform of claim 3, wherein the automation terminal is connected in parallel with the circuit breaker on three sets of phase circuits and ground wires, respectively, and the automation terminal is provided with terminal switches at two ends connected with the three sets of phase circuits, respectively.
5. The distribution network automation fault dynamic simulation debugging platform of claim 4 wherein the fault simulation circuit comprises a load resistor and a load switch for simulating and adjusting a load connected to a distribution network.
6. The distribution network automation fault dynamic simulation debugging platform of claim 5 wherein the three-phase circuit components further comprise two sets of current-to-voltage meters connected across the input and output terminals of the three sets of phase circuits, respectively, and grounded through capacitors.
7. The distribution network automation fault dynamic simulation debugging platform of claim 6 wherein the operator console is electrically connected to the power switches, circuit breaker switches, shorting switches, termination switches, and load switches of the three-phase circuit component, the operator console being configured to operate the power switches, circuit breaker switches, shorting switches, termination switches, and load switches.
8. The distribution network automation fault dynamic simulation debugging platform of claim 7, wherein the display component comprises an ammeter, a voltmeter, and an indicator light, the ammeter and the voltmeter being electrically connected to the current voltmeter, the indicator light being electrically connected to the circuit breaker, the ammeter being configured to display a current value measured by the current voltmeter, the voltmeter being configured to display a voltage value measured by the current voltmeter, and the indicator light being configured to display an opening/closing position of the circuit breaker.
9. The distribution network automation fault dynamic simulation debugging platform of claim 8 wherein the shorting switch is capable of grounding single, two, or three phase shorts of a first phase circuit, a second phase circuit, and a third phase circuit to simulate an a-phase short, a B-phase short, a C-phase short, an AB short, a BC short, a CA short, and an ABC three-phase short of a distribution network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920242685.9U CN209992600U (en) | 2019-02-26 | 2019-02-26 | Distribution network automation fault dynamic simulation debugging platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920242685.9U CN209992600U (en) | 2019-02-26 | 2019-02-26 | Distribution network automation fault dynamic simulation debugging platform |
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| CN209992600U true CN209992600U (en) | 2020-01-24 |
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| CN201920242685.9U Active CN209992600U (en) | 2019-02-26 | 2019-02-26 | Distribution network automation fault dynamic simulation debugging platform |
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