CN213843405U - Quick testing arrangement of transformer substation relay protection device - Google Patents
Quick testing arrangement of transformer substation relay protection device Download PDFInfo
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- CN213843405U CN213843405U CN202022485325.7U CN202022485325U CN213843405U CN 213843405 U CN213843405 U CN 213843405U CN 202022485325 U CN202022485325 U CN 202022485325U CN 213843405 U CN213843405 U CN 213843405U
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- relay protection
- protection device
- microprocessor
- transformer substation
- test interface
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Abstract
The utility model relates to a quick testing arrangement of transformer substation relay protection device, this quick testing arrangement of transformer substation relay protection device includes signal pickup assembly, microprocessor and display; the signal acquisition device, the microprocessor and the display are respectively connected with a power supply, the signal acquisition device is in wired connection with the microprocessor, and the microprocessor is in wired connection with the display; the signal acquisition device can be connected with the relay protection device to form a plurality of testing channels. Through the utility model discloses can carry out quick test to relay protection device, and the testing process need not to use the circuit breaker cooperation, and can be simultaneously to 8 tripping operation exports accurate detection, analysis of relay protection device, increased relay protection device's life, reduced relay protection device's damage condition, human cost and equipment power off time, increased power supply time and power supply reliability, and do not receive the on-the-spot environmental factor restriction of transformer substation.
Description
Technical Field
The utility model relates to a power grid operation detects technical field, in particular to quick testing arrangement of transformer substation's relay protection device.
Background
The relay protection device is an important electrical device of a power system, and can protect the safe operation of a power grid and the electrical device. Therefore, the relay protection device must be checked and tested periodically to maintain the healthy and stable operation of the relay protection device. The protection outlet loop of the relay protection device is very important and is a blind spot for on-line monitoring. The 'blind spot' part has the circuit blockage, and can not cause tripping and closing. The 'blind spot' of the monitoring is composed of a power secondary cable, a terminal row, a pressing plate and the like, that is, if the secondary cable in a protection outlet loop is broken, the upper terminal of the terminal row is loose, and the pressing plate is in poor contact, the secondary cable can be found only when the switch is required to be tripped due to no intuitive message alarm, so that the switch can be rejected, the accident is enlarged, the grid accident is caused, and the major economic loss is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses develop a quick testing arrangement of transformer substation relay protection device.
The utility model adopts the technical proposal that:
a quick testing device for a relay protection device of a transformer substation comprises a signal acquisition device, a microprocessor and a display; the signal acquisition device, the microprocessor and the display are respectively connected with a power supply, the signal acquisition device is in wired connection with the microprocessor, and the microprocessor is in wired connection with the display; the signal acquisition device can be connected with the relay protection device to form a plurality of testing channels.
Preferably, the signal acquisition device is provided with a plurality of test interfaces, and the test interfaces are in wired connection with the relay protection device to form a test channel.
Preferably, the test interfaces comprise a jump high test interface, a change-up and start-up failure test interface, a change-up and release complex voltage test interface, a jump high bypass test interface, a jump high bus-tie test interface, a middle switch start-up failure test interface, a lock high side standby power supply test interface and a jump high and middle switch test interface.
Preferably, the test interface comprises 2 spare test interfaces.
The utility model has the advantages that:
through the utility model discloses can carry out quick test to relay protection device, and the testing process need not to use the circuit breaker cooperation, and can be simultaneously to 8 tripping operation exports accurate detection, analysis of relay protection device, increased relay protection device's life, reduced relay protection device's damage condition, human cost and equipment power off time, increased power supply time and power supply reliability, and do not receive the on-the-spot environmental factor restriction of transformer substation.
Drawings
Fig. 1 is a schematic view of the connection relationship of the present invention.
In fig. 1, 1 is a signal acquisition device, 2 is a microprocessor, 3 is a display, and 4 is a test interface.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1, the utility model relates to a quick testing arrangement of relay protection device of transformer substation, this quick testing arrangement of relay protection device of transformer substation include signal acquisition device 1, microprocessor 2 and display 3. The signal acquisition device 1, the microprocessor 2 and the display 3 are respectively connected with a power supply, the signal acquisition device 1 is in wired connection with the microprocessor 2, and the microprocessor 2 is in wired connection with the display 3. The signal acquisition device 1 can be connected with a relay protection device to form a plurality of test channels.
When the rapid testing device for the relay protection device of the transformer substation is used for testing the relay protection device, the signal acquisition device 1 can be connected with the relay protection device firstly, the signal acquisition device 1 is provided with a plurality of testing interfaces 4, and a testing channel is formed by the testing interfaces 4 and the relay protection device in a wired connection mode. The test interface 4 comprises a jump high test interface, a high-start failure test interface, a high-resolution complex voltage test interface, a jump high bypass test interface, a jump high bus-tie test interface, a middle switch start failure test interface, a locking high-side standby switch test interface and a jump high-middle switch test interface; the test interface 4 is respectively connected with the corresponding tripping outlet of the relay protection device in a wired mode. And then standard parameters of jump height, jump starting failure, jump height and recovery voltage, jump high bypass, jump high bus coupler, middle switch starting failure, high side standby switch locking and jump high and middle switch of the relay protection device are input through the display 3, and the display 3 transmits the relevant parameters to the microprocessor 2. And then starting the signal acquisition device 1, measuring and checking the relay protection device through the test channel by the signal acquisition device 1, and transmitting the measured parameters of the jump height, the height and start failure, the height and voltage relief, the jump height bypass, the jump height bus coupler, the middle switch start failure, the locking high-side backup switch and the jump height middle switch of the relay protection device to the microprocessor 2. Finally, the microprocessor 2 compares the standard parameters of the jump height, the jump starting failure, the jump solving reset voltage, the jump high bypass, the jump high bus coupler, the middle switch starting failure, the locking high-side backup switch and the jump high-middle switch of the relay protection device with the measurement parameters one by one, and if the measurement parameters are in the standard parameter range, the standard parameters are judged to be qualified; if the measured parameters are out of the standard parameter range, the measured parameters are judged to be unqualified, the microprocessor 2 compares the measured parameters one by one to form a result report, and the result report is transmitted to the display 3 to be displayed.
In addition, in order to ensure that when one or two of the test interfaces 4 fails, the rapid testing device for the substation relay protection device can still test the relay protection device. The test interface 4 of the acquisition device also comprises 2 standby test interfaces.
Claims (4)
1. The utility model provides a quick testing arrangement of transformer substation relay protection device which characterized in that: the rapid testing device for the transformer substation relay protection device comprises a signal acquisition device, a microprocessor and a display; the signal acquisition device, the microprocessor and the display are respectively connected with a power supply, the signal acquisition device is in wired connection with the microprocessor, and the microprocessor is in wired connection with the display; the signal acquisition device can be connected with the relay protection device to form a plurality of testing channels.
2. The quick testing device of transformer substation relay protection device of claim 1, characterized in that: the signal acquisition device is provided with a plurality of test interfaces, and is in wired connection with the relay protection device through the test interfaces to form a test channel.
3. The quick testing device of transformer substation relay protection device of claim 2, characterized in that: the test interface comprises a jump high test interface, a change-up and start failure test interface, a change-up and decompression test interface, a jump high bypass test interface, a jump high bus-tie test interface, a middle switch start failure test interface, a locking high-side standby power supply test interface and a jump high and middle switch test interface.
4. The quick testing device of transformer substation relay protection device of claim 2, characterized in that: the test interface comprises 2 spare test interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022485325.7U CN213843405U (en) | 2020-10-30 | 2020-10-30 | Quick testing arrangement of transformer substation relay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022485325.7U CN213843405U (en) | 2020-10-30 | 2020-10-30 | Quick testing arrangement of transformer substation relay protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213843405U true CN213843405U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202022485325.7U Active CN213843405U (en) | 2020-10-30 | 2020-10-30 | Quick testing arrangement of transformer substation relay protection device |
Country Status (1)
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| CN (1) | CN213843405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117096817A (en) * | 2023-10-12 | 2023-11-21 | 南方电网数字电网研究院有限公司 | Relay, relay repair method, device and computer equipment |
-
2020
- 2020-10-30 CN CN202022485325.7U patent/CN213843405U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117096817A (en) * | 2023-10-12 | 2023-11-21 | 南方电网数字电网研究院有限公司 | Relay, relay repair method, device and computer equipment |
| CN117096817B (en) * | 2023-10-12 | 2024-03-26 | 南方电网数字电网研究院有限公司 | Relay, relay repair method, device and computer equipment |
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