CN218825295U - Turn-adjusting arc suppression coil controller testing device - Google Patents
Turn-adjusting arc suppression coil controller testing device Download PDFInfo
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- CN218825295U CN218825295U CN202223603243.3U CN202223603243U CN218825295U CN 218825295 U CN218825295 U CN 218825295U CN 202223603243 U CN202223603243 U CN 202223603243U CN 218825295 U CN218825295 U CN 218825295U
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Abstract
The utility model provides a transfer circle formula arc suppression coil controller testing arrangement relates to electric wire netting equipment field, testing arrangement can test the arc suppression coil controller, include: a power strip comprising a plurality of current output steps and a plurality of voltage output steps; the main control board is connected with the power panel and can control a current output gear and a voltage output gear of the power panel; wherein, the power strip can to arc suppression coil controller output signal of telecommunication, the arc suppression coil controller can with alarm signal and gear adjustment signal input extremely in the main control board, the utility model discloses a transfer circle formula arc suppression coil controller testing arrangement, the utility model discloses the realization shows the perfect detection of functions such as communication, switching value input, alarm output, electric capacity current measurement to the sampling of arc suppression coil controller.
Description
Technical Field
The utility model relates to a power grid equipment field, in particular to transfer circle formula arc suppression coil controller testing arrangement.
Background
As most of power distribution network systems adopt an operation mode of grounding through arc suppression coils, more and more arc suppression coil controller complete sets are put into a power grid system to operate. The existing test work of the arc suppression coil controller needs to test a power-on point and a test observation point to work simultaneously, one side is that a test power supply is added at a neutral point or a mutual inductor of the equipment, and the other side is used for observing the corresponding action of the arc suppression coil controller, so that whether the arc suppression coil controller can correctly display a sampling value or not is judged, a proper gear is adjusted, and corresponding inductive current is provided. The power supply for applying the test is artificially controlled, so that the phenomena of unsynchronized test operation and test observation and the like often occur, the test result is unclear and the test needs to be repeated, and the test working efficiency is low. If the arc suppression coil controller tests the system inaccurately, the arc suppression coil can not operate under the ideal state, and hidden danger is buried in the safe operation of the equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transfer circle formula arc suppression coil controller testing arrangement has realized the accurate detection to the arc suppression coil controller.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a transfer circle formula arc suppression coil controller testing arrangement, testing arrangement can test the arc suppression coil controller, includes: a power strip comprising a plurality of current output gears and a plurality of voltage output gears; the main control board is connected with the power panel and can control a current output gear and a voltage output gear of the power panel; the power panel can output an electric signal to the arc suppression coil controller, and the arc suppression coil controller can input an alarm signal and a gear adjusting signal into the main control panel.
Further, still include the signal board, the power strip with the signal board with the master control board is connected, the signal board has photoelectric coupler, the signal board can be right the output voltage and the output current of power strip sample, the signal board passes through photoelectric coupler will gather the signal input to in the master control board.
Furthermore, the signal board further comprises a mutual inductor, a differential operational amplification circuit and an A/D converter, the mutual inductor can collect voltage signals and current signals of the power panel, and the signals collected by the mutual inductor are transmitted to the main control board after sequentially passing through the differential operational amplification circuit and the A/D converter.
The intelligent alarm system further comprises an interface board and a front panel, wherein the interface board is provided with a signal acquisition interface, an alarm input interface, a communication interface, a gear output interface and a power supply interface;
the communication interface is simultaneously connected with the signal plate and the arc suppression coil controller;
the arc suppression coil controller is connected with the interface board, the alarm input interface can receive an alarm signal and a gear adjusting signal sent by the arc suppression coil controller, the gear output interface can send a gear output signal sent by the main control board to the arc suppression coil controller, and the signal acquisition interface can provide a voltage signal and a current signal acquired by the mutual inductor to the arc suppression coil controller;
the power interface is simultaneously connected with the power panel and the arc suppression coil controller;
the front panel is connected with the interface board and is provided with a switching value input and output indicator lamp.
Furthermore, the touch screen is connected with the main control board, and the main control board can be controlled through the touch screen.
Furthermore, the power panel comprises an AC/DC power module and a power filter, the AC/DC power module is connected with the power filter, and the power filter is connected with the signal panel.
Furthermore, the main control board comprises a digital signal processor, a CPLD chip, a digital-to-analog converter and a power chip, the power chip supplies power to the digital signal processor, the digital signal processor is connected with the CPLD chip, and the digital signal processor is connected with the signal board through the digital-to-analog converter.
Furthermore, the communication mode of the communication interface is RS-485 communication.
The analysis can know, the utility model discloses a transfer circle formula arc suppression coil controller testing arrangement, the utility model discloses the realization is to perfect the detection of functions such as arc suppression coil controller's sampling display, communication, switching value input, alarm output, capacitance current measurement. The testing device adopts a precise main control circuit, uses a high-speed and high-frequency digital signal processor as a main control chip, has strong anti-interference capability and greatly improves the reliability of the device. And a high-speed and low-consumption signal acquisition circuit is adopted, and a multi-path high-speed, low-power-consumption and successive approximation type A/D power supply module is adopted to simultaneously carry out high-speed sampling on signals such as voltage, current and the like. When the touch screen is used, the wiring is simple, the operation is convenient, the problems of difficult detection, complex operation and the like caused by manual detection are avoided, the touch control operation is adopted, the interface is friendly, and the operation is simple.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. Wherein:
fig. 1 is a block diagram of an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. Each example is provided by way of explanation of the invention, and not limitation of the invention. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit thereof. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.
In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected", "connected" and "disposed" used in the present invention should be understood in a broad sense, and may be, for example, either fixedly connected or detachably connected; can be directly connected or indirectly connected through intermediate components; the connection may be a wired electrical connection, a wireless electrical connection, or a wireless communication signal connection, and a person skilled in the art can understand the specific meaning of the above terms according to specific situations.
One or more examples of the present invention are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the invention. As used herein, the terms "first," "second," "third," and "fourth," etc. may be used interchangeably to distinguish one component from another and are not intended to indicate the position or importance of an individual component.
As shown in fig. 1, according to the utility model discloses an embodiment provides a transfer circle arc suppression coil controller testing arrangement, and testing arrangement can test the arc suppression coil controller, include: the power panel comprises a plurality of current output gears and a plurality of voltage output gears; the main control board is connected with the power panel and can control a current output gear and a voltage output gear of the power panel; the power panel can output an electric signal to the arc suppression coil controller, and the arc suppression coil controller can input an alarm signal and a gear adjusting signal into the main control panel.
Preferably, still include the signal board, the power supply board is connected with signal board and main control board, and the signal board has photoelectric coupler, and the signal board can sample the output voltage and the output current of power supply board, and the signal board passes through photoelectric coupler and will gather signal input to the main control board in, receive the control command that the main control board was issued simultaneously, exports the alternating current piezoelectricity current of different gears to the interface board through the relay.
Preferably, the signal board further comprises a mutual inductor, a differential operational amplifier circuit and an a/D converter, the mutual inductor can collect voltage signals and current signals of the power panel, the signals collected by the mutual inductor are transmitted to the main control board after sequentially passing through the differential operational amplifier circuit and the a/D converter, and the mutual inductor comprises a current mutual inductor and a voltage mutual inductor which can respectively collect current signals and voltage signals of the power panel.
Preferably, the intelligent alarm system also comprises an interface board and a front panel, wherein the interface board is provided with a signal acquisition interface, an alarm input interface, a communication interface, a gear output interface and a power supply interface; the signal board is connected with the signal acquisition interface, the alarm output interface, the communication interface and the gear input interface; the arc suppression coil controller is simultaneously connected with the interface board, and the alarm input interface can receive an alarm signal and a gear adjusting signal sent by the arc suppression coil controller; the gear output interface can output a gear signal sent by the main control board to the arc suppression coil controller; the signal acquisition interface can provide voltage signals and current signals acquired by the mutual inductor to the arc suppression coil controller; the communication interface is simultaneously connected with the signal plate and the arc suppression coil controller; the communication interface is RS-485 communication, and the signal butt joint of the arc suppression coil controller and the arc suppression coil controller testing device is realized;
the power supply interface is simultaneously connected with the power supply board and the arc suppression coil controller, and the power supply board supplies power to the arc suppression coil controller through the power supply interface; the front panel is connected with the interface board, the front panel is provided with a switching value input and output indicator lamp, the switching value input and output indicator lamp can display the switching state of the arc suppression coil controller under the control of the main control panel, the states of an alarm signal output by the arc suppression coil controller, a gear adjusting signal output by the arc suppression coil controller and a gear signal output by an arc suppression coil controller testing device can be visually judged through the switching value input and output indicator lamp, and the alarm signal is generally a signal such as an over-limit displacement voltage, a single-phase grounding signal and a gear shifting failure signal output by the arc suppression coil controller.
Preferably, the touch screen is connected with the main control panel, and the main control panel can be controlled through the touch screen.
Preferably, the power panel comprises an AC/DC power module and a power filter, the AC/DC power module is connected with the power filter, the power filter is connected with the signal panel, and the power panel can rectify 220V/50Hz commercial power into direct current through the AC/DC power module to provide a stable direct current voltage signal for the interior of the device. The alternating current source provides current signals, and outputs alternating voltage signals of different gears to the control board through resistance voltage division to provide an excitation source.
Preferably, the main control board comprises a digital signal processor, a CPLD chip, a digital-to-analog converter and a power chip, the power chip supplies power to the digital signal processor, the digital signal processor is connected with the CPLD chip, the digital signal processor is connected with the signal board through the digital-to-analog converter, the main control part adopts a high-speed high-frequency and high-integration Digital Signal Processor (DSP) as a processor, and the CPLD chip is used as an auxiliary chip. The digital-to-analog converter adopts a multi-path high-speed, low-power-consumption and successive approximation type digital-to-analog converter, and AD sampling is realized through the digital-to-analog converter. The model of the power supply chip can be generally selected from TPS767D301, the power supply chip of the model provides a 1.8V kernel power supply and a 3.3V IO power supply for the digital signal processor, and the digital signal processor is communicated with the touch screen in a 485 communication mode.
The utility model discloses an output different gear voltage and current signal to arc suppression coil controller to gather output signal and show the measured value, can contrast arc suppression coil controller measurement accuracy. The testing device can simulate a gear signal of the on-load switch, output the gear signal to the arc suppression coil controller, receive the gear signal output by the arc suppression coil controller according to an internal algorithm, and test the automatic tracking compensation function of the arc suppression coil controller. The state of the indicator lamp of the front panel can correctly display alarm signals of over-limit displacement voltage, single-phase grounding, gear-shifting failure and the like output by the arc suppression coil controller after calculation. The system parameters of the arc suppression coil controller are displayed in real time through internal communication between a human-computer interaction interface (touch screen) and the digital signal processor, and the system parameters can be modified through the touch screen to issue control operation.
Compared with the prior art, the utility model discloses the realization is to perfect detection of functions such as arc extinguishing coil controller's sampling demonstration, communication, switching value input, alarm output, capacitance current measurement. The testing device adopts a precise main control circuit, uses a high-speed and high-frequency digital signal processor as a main control chip, has strong anti-interference capability and greatly improves the reliability of the device. And a high-speed and low-consumption signal acquisition circuit is adopted, and a multi-path high-speed, low-power-consumption and successive approximation type A/D converter is adopted to simultaneously carry out high-speed sampling on signals such as voltage, current and the like. The touch-control detection device has the advantages that wiring is simple when the touch-control detection device is used, operation is convenient, the problems of difficulty in detection, complex operation and the like caused by manual detection are avoided, touch-control operation is adopted, the interface is friendly, and operation is simple.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a transfer circle arc suppression coil controller testing arrangement, testing arrangement can test arc suppression coil controller, its characterized in that includes:
a power strip comprising a plurality of current output steps and a plurality of voltage output steps;
the main control board is connected with the power panel and can control a current output gear and a voltage output gear of the power panel;
the power panel can output an electric signal to the arc suppression coil controller, and the arc suppression coil controller can input an alarm signal and a gear adjusting signal into the main control panel.
2. The turn-adjusting arc suppression coil controller testing device according to claim 1, further comprising a signal board, wherein the power board is connected with the signal board and the main control board, the signal board has an optoelectronic coupler, the signal board can sample the output voltage and the output current of the power board, and the signal board inputs the collected signals into the main control board through the optoelectronic coupler.
3. The turn-adjusting arc suppression coil controller testing device according to claim 2, wherein the signal board further comprises a mutual inductor, a differential operational amplifier circuit and an a/D converter, the mutual inductor can collect a voltage signal and a current signal of the power board, and the signal collected by the mutual inductor is transmitted to the main control board after passing through the differential operational amplifier circuit and the a/D converter in sequence.
4. The turn-adjusting arc suppression coil controller testing device according to claim 3, further comprising an interface board and a front panel, wherein the interface board is provided with a signal acquisition interface, an alarm input interface, a communication interface, a gear output interface and a power supply interface;
the communication interface is simultaneously connected with the signal plate and the arc suppression coil controller;
the arc suppression coil controller is connected with the interface board, the alarm input interface can receive an alarm signal and a gear adjusting signal sent by the arc suppression coil controller, the gear output interface can send a gear output signal sent by the main control board to the arc suppression coil controller, and the signal acquisition interface can provide a voltage signal and a current signal acquired by the mutual inductor to the arc suppression coil controller;
the power interface is simultaneously connected with the power panel and the arc suppression coil controller;
the front panel is connected with the interface board and is provided with a switching value input and output indicator lamp.
5. The turn-adjusting arc suppression coil controller testing device according to claim 4, further comprising a touch screen, wherein the touch screen is connected with the main control board, and the main control board can be controlled through the touch screen.
6. The turn-adjusting arc suppression coil controller testing device according to claim 2, wherein the power panel comprises an AC/DC power module and a power filter, the AC/DC power module is connected with the power filter, and the power filter is connected with the signal panel.
7. The turn-adjusting arc suppression coil controller testing device according to claim 2, wherein the main control board comprises a digital signal processor, a CPLD chip, a digital-to-analog converter and a power chip, the power chip supplies power to the digital signal processor, the digital signal processor is connected with the CPLD chip, and the digital signal processor is connected with the signal board through the digital-to-analog converter.
8. The turn-adjusting arc suppression coil controller testing device according to claim 4, wherein the communication mode of the communication interface is RS-485 communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223603243.3U CN218825295U (en) | 2022-12-30 | 2022-12-30 | Turn-adjusting arc suppression coil controller testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223603243.3U CN218825295U (en) | 2022-12-30 | 2022-12-30 | Turn-adjusting arc suppression coil controller testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218825295U true CN218825295U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223603243.3U Active CN218825295U (en) | 2022-12-30 | 2022-12-30 | Turn-adjusting arc suppression coil controller testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218825295U (en) |
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- 2022-12-30 CN CN202223603243.3U patent/CN218825295U/en active Active
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