CN218446476U - Integrated circuit board self-adaptive intelligent substation comprehensive signal output testing device - Google Patents
Integrated circuit board self-adaptive intelligent substation comprehensive signal output testing device Download PDFInfo
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- CN218446476U CN218446476U CN202222735107.3U CN202222735107U CN218446476U CN 218446476 U CN218446476 U CN 218446476U CN 202222735107 U CN202222735107 U CN 202222735107U CN 218446476 U CN218446476 U CN 218446476U
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Abstract
The utility model discloses a board card self-adaptive intelligent substation comprehensive signal output testing device, which comprises a PCIE bus board; the PCIE bus board is a plug-in board structure, and is provided with a power plug-in, a CPU plug-in and a plurality of service plug-ins; the CPU plug-in is connected with each business plug-in through a PCIE bus and an independent IO, each business plug-in is synchronously controlled and configured through the PCIE bus, and the power supply plug-in supplies power to other plug-ins. The utility model discloses an intelligent substation who integrated signal output testing arrangement of integrated circuit board self-adaptation adopts plug-in components formula integrated circuit board design to adopt the PCIE bus to carry out the data transmission and the synchro control of each business plug-in components, can realize the nimble configuration that different business plug-in components used, can adapt to different intelligent substation field test environment and use, solved the not enough problem of relay protection tester channel number effectively, greatly improved intelligent substation and overhauld maintenance efficiency, guaranteed the safe and reliable operation of electric wire netting.
Description
Technical Field
The utility model belongs to electric power system test equipment field, concretely relates to integrated signal output testing arrangement of intelligent substation of integrated circuit board self-adaptation.
Background
Along with the development of the intelligent power grid technology, the types of more specialized and intelligent secondary protection control equipment are gradually increased, and the reliability of the power grid is greatly improved. However, the increase of the types of secondary protection control devices also leads to the increasingly complex construction of the power grid control protection system, and corresponding test methods and test tools face a series of tests.
The existing testing device of the secondary protection control equipment of the intelligent substation is usually a relay protection tester and an RTDS (real time digital system) and other simulation testing systems, but the existing testing system has the following problems in application:
1) Simulation test systems such as RTDS can only carry out relevant simulation tests of indoor laboratories, and cannot complete relevant tests of transformer substation sites;
2) The relay protection testing device is limited in output signal types and channels and cannot meet the testing requirements of intelligent substation secondary protection and control devices with multiple sampling signal types and multiple channels.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides an intelligent substation who integrated circuit board self-adaptation synthesizes signal output testing arrangement solves the not enough and not enough problem of passageway number of test equipment signal kind that faces when intelligent substation secondary protection controlgear tests.
The utility model provides a following technical scheme:
a board card self-adaptive intelligent substation comprehensive signal output testing device comprises a PCIE bus board;
the PCIE bus board is a plug-in board structure, and is provided with a power plug-in, a CPU plug-in and a plurality of service plug-ins; the service plug-in types comprise an optical network port plug-in, an optical serial port plug-in, an analog quantity small voltage output plug-in, an analog quantity small voltage input plug-in, an analog quantity small current output plug-in, a hard contact input plug-in and a hard contact output plug-in;
the CPU plug-in is connected with each business plug-in through a PCIE bus and an independent IO, each business plug-in is synchronously controlled and configured through the PCIE bus, and the power supply plug-in supplies power for other plug-ins.
Furthermore, a single analog quantity small-voltage output plug-in, an analog quantity small-voltage input plug-in and an analog quantity small-current output plug-in are all provided with a plurality of independently controlled analog quantity small-signal channels.
Furthermore, each of the single hard contact input quantity plug-in and hard contact output quantity plug-in is provided with a plurality of independently controlled switching quantity channels.
Furthermore, a single optical network interface plug-in is provided with a plurality of independently controlled Ethernet communication interface channels.
Furthermore, a single optical serial port plug-in is provided with a plurality of independently controlled optical serial port communication interface channels.
Furthermore, the device adopts a case for packaging, and the PCIE bus board is used as a case back board.
Furthermore, the two devices are respectively connected with simulation systems of substation secondary protection, measurement and control equipment, RTDS and the like during application, and the two devices are connected through optical cables by respective optical network port plug-in units.
Furthermore, a plurality of the devices carry out clock synchronization and cascade control through the optical B code.
Compared with the prior art, the utility model, have following advantage and beneficial effect:
the utility model adopts the design of the plug-in board card, and adopts the PCIE bus to carry out the data transmission and the synchronous control of each business plug-in, thereby realizing the flexible configuration of the application of different business plug-ins, being suitable for the application of different intelligent substation field test environments and effectively solving the problem of insufficient channel number of the relay protection tester; the two devices are respectively connected with the secondary protection and measurement and control equipment of the transformer substation and the RTDS simulation system, so that the problem that simulation systems such as the RTDS cannot be applied on site is solved, the overhauling and maintenance efficiency of the intelligent transformer substation is greatly improved, and the safe and reliable operation of a power grid is ensured.
Drawings
Fig. 1 is a schematic structural view of the integrated signal output testing device of the board card adaptive intelligent substation of the present invention;
fig. 2 is a communication schematic diagram of the integrated signal output testing device of the board card adaptive intelligent substation of the present invention;
fig. 3 is the utility model discloses an intelligent substation who integrated circuit board self-adaptation synthesizes signal output testing arrangement's application schematic diagram.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
The utility model provides an intelligent substation who integrated circuit board self-adaptation synthesizes signal output testing arrangement solves the test equipment signal kind that present intelligent substation secondary protection controlgear exists in the correlation detection not enough, the passageway number is not enough, simulation system such as RTDS can't be at the problem of field application.
The utility model discloses a signal output testing arrangement is synthesized to intelligent substation of integrated circuit board self-adaptation adopts the 4U 19 inches standard machine case, and machine case backplate adopts the high-speed PCIE bus board of industrial grade, arranges 1 power plug-in, 1 CPU plug-in and 8 business plug-ins, as shown in figure 1. The service plug-in types comprise an optical network port plug-in, an optical serial port plug-in, an analog quantity small voltage output plug-in, an analog quantity small voltage input plug-in, an analog quantity small current output plug-in, a hard contact input plug-in and a hard contact output plug-in, and various types of plug-ins can be mixed and configured according to specific application requirements. Meanwhile, clock synchronization can be carried out among a plurality of testing devices through the optical IRIG-B code, and the plurality of devices are cascaded and controlled to synchronously output in parallel, so that the testing scale is further enlarged.
The CPU plug-in is mainly responsible for functions of real-time calculation of data files, coding and decoding of optical digital messages and the like, and a P2020 processor of Feichalcar can be adopted. The P2020 processor can realize a single-thread extremely high performance power consumption ratio, and can realize a highest 1.2GHz dual-core frequency on a 45nm technology low-power-consumption platform. The P2020 processor integrates a rich set of interfaces including SerDes, gigabit Ethernet, PCI-Express, and the like,
Technology, and USB. Three 10/100/1000 Ethernet ports support advanced packet analysis, flow control and quality of service features and
1588 time stamp. Four SerDes lanes may be allocated between two serial RapidIO ports, three PCI Express ports, and two SGMII ports. The CPU plug-in unit communicates with each service board card through the PCIE bus, so that different types of service board cards can be identified, and different service output control is realized.
As shown in fig. 2, the CPU card is connected to the backplane through the high-speed PCIE data bus and the independent IO to other cards. The independent IO transmits information such as management of each service board card, synchronization among the board cards, loading, resetting, interruption and the like of FPGA configuration. The device integrally adopts a universal backboard bus technology and a plug-in type structure, the plug-in type can be configured according to needs, conventional analog quantity (analog quantity small signals are matched with a power amplifier), SV messages, GOOSE messages and hard contact switching values are supported, and the device can meet the test application of different scenes.
In this embodiment, a single analog quantity low-voltage output plug-in unit, an analog quantity low-voltage input plug-in unit, an analog quantity low-current output plug-in unit all possesses 12 independently controlled analog quantity small signal channels, a single hard contact input plug-in unit and a hard contact output plug-in unit all possess 8 independently controlled switching value channels, an optical network port plug-in unit possesses 10 independently controlled ethernet communication interface channels, an optical serial port plug-in unit possesses 10 independently controlled optical serial port communication interface channels, carry out synchronous control and nimble as required configuration through the PCIE bus between different integrated circuit boards.
The comprehensive signal output testing device can be provided with three or more analog quantity small-voltage signal output plug-ins, and can realize synchronous output of more than 36 paths of analog quantity voltage and current signals by matching with a power amplifier; three or more Ethernet output interface plug-ins can be configured for a single device, so that more than 30 groups of direct sampling SV messages and GOOSE messages can be synchronously output; four or more switching value boards can be configured for a single device, and independent control over switching values of more than 32 paths is achieved. The single-device service board card can be freely combined and configured as required, and multiple devices can be cascaded to control output synchronously, so that the test requirements of various types of secondary protection and measurement and control equipment, such as line protection, main transformer protection, bus protection, multifunctional measurement and control, spare power automatic switching and the like, are met. When multiple devices are cascaded, each device is provided with A, B two electric Ethernet control ports, the two ports are exchanged and interconnected, the multiple devices A, B ports are respectively connected in series through a network cable, and finally a PC is connected with a port A of a head end device, so that the PC is simultaneously connected with the multiple devices in a switch mode, the multiple devices independently perform time synchronization through the same clock signal source, and cascade control output of the same equipment is completed in a time synchronization mode.
As shown in fig. 3, the analog quantity voltage small signal and the switching value signal output by the RTDS simulation system can be received by the analog quantity voltage input plug-in and the switching value plug-in of the integrated signal output test device, and are simultaneously converted into a digital SV message and a GOOSE message, and then output by the optical network interface plug-in, and are remotely transmitted to a test site through an optical cable, and the optical network interface plug-in of another integrated signal output test device arranged on the remote site is used to perform digital message data acquisition, and simultaneously convert the digital SV message and the GOOSE message into the analog quantity voltage small signal and the switching value signal, and the analog quantity small signal is matched with the power amplifier, thereby finally achieving the purpose of completing the field test of the simulation systems such as the RTDS and the like on the secondary protection control system of the intelligent substation by using the integrated signal output test device.
To sum up, the utility model discloses an intelligent substation of integrated circuit board self-adaptation synthesizes signal output testing arrangement adopts plug-in components formula integrated circuit board design to adopt the PCIE bus to carry out data transmission and the synchronous control of business integrated circuit board, can realize the nimble configuration that different business integrated circuit boards were used, the different intelligent substation field test environment of adaptation is used, effectively solved the problem that relay protection tester channel number is not enough and simulation system such as RTDS can't be at the problem of field application, intelligent substation overhauls maintenance efficiency has greatly been improved, the safe and reliable operation of electric wire netting has been guaranteed.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A board card self-adaptive intelligent substation comprehensive signal output testing device is characterized by comprising a PCIE bus board;
the PCIE bus board is of a plug-in board structure, and is provided with a power plug-in, a CPU plug-in and a plurality of service plug-ins; the service plug-in types comprise an optical network port plug-in, an optical serial port plug-in, an analog quantity small voltage output plug-in, an analog quantity small voltage input plug-in, an analog quantity small current output plug-in, a hard contact input plug-in and a hard contact output plug-in;
the CPU plug-in is connected with each business plug-in through a PCIE bus and an independent IO, each business plug-in is synchronously controlled and configured through the PCIE bus, and the power supply plug-in supplies power to other plug-ins.
2. The integrated signal output testing device of the board card adaptive intelligent substation according to claim 1, wherein a single analog quantity small voltage output plug-in, an analog quantity small voltage input plug-in and an analog quantity small current output plug-in are all provided with a plurality of independently controlled analog quantity small signal channels.
3. The integrated signal output testing device of the board card adaptive intelligent substation according to claim 1, wherein a single hard-contact input-output plug-in and a single hard-contact output-output plug-in are provided with a plurality of independently controlled switching value channels.
4. The integrated board card adaptive intelligent substation signal output testing device according to claim 1, wherein a single optical network port plug-in is provided with a plurality of independently controlled ethernet communication interface channels.
5. The integrated board card adaptive intelligent substation signal output testing device according to claim 1, wherein a single optical serial port plug-in has a plurality of independently controlled optical serial port communication interface channels.
6. The integrated circuit board adaptive intelligent substation comprehensive signal output testing device according to any one of claims 1 to 5, characterized in that the device is packaged by a chassis, and the PCIE bus board is used as a chassis backplane.
7. The integrated signal output testing device of the intelligent substation with the board card self-adapting according to claim 6, wherein the two devices are respectively connected with a secondary protection, measurement and control device of the substation and a simulation system during application, and the two devices are connected through optical cables by respective optical network port plug-ins.
8. The integrated board card adaptive intelligent substation signal output testing device according to claim 6, wherein a plurality of the devices perform clock synchronization and cascade control through optical B codes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222735107.3U CN218446476U (en) | 2022-10-18 | 2022-10-18 | Integrated circuit board self-adaptive intelligent substation comprehensive signal output testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222735107.3U CN218446476U (en) | 2022-10-18 | 2022-10-18 | Integrated circuit board self-adaptive intelligent substation comprehensive signal output testing device |
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| Publication Number | Publication Date |
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| CN218446476U true CN218446476U (en) | 2023-02-03 |
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| CN202222735107.3U Active CN218446476U (en) | 2022-10-18 | 2022-10-18 | Integrated circuit board self-adaptive intelligent substation comprehensive signal output testing device |
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Effective date of registration: 20240407 Address after: 710000 No. 1001 Huitong Road, International Port Area, Xi'an City, Shaanxi Province Patentee after: Super high voltage company of State Grid Shaanxi Electric Power Co.,Ltd. Country or region after: China Address before: 710026 No. 1001, Huitong Road, international port district, Xi'an, Shaanxi Province Patentee before: Super high voltage company of State Grid Shaanxi Electric Power Co.,Ltd. Country or region before: China Patentee before: WUHAN ZHONGYUAN HUADIAN ELECTRIC POWER EQUIPMENT Co.,Ltd. |
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