CN203069709U - Intelligent transformer station relay protection device detector based on DDRTS - Google Patents
Intelligent transformer station relay protection device detector based on DDRTS Download PDFInfo
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- CN203069709U CN203069709U CN 201320078397 CN201320078397U CN203069709U CN 203069709 U CN203069709 U CN 203069709U CN 201320078397 CN201320078397 CN 201320078397 CN 201320078397 U CN201320078397 U CN 201320078397U CN 203069709 U CN203069709 U CN 203069709U
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Abstract
The utility model introduces an intelligent transformer station relay protection device detector based on a DDRTS. The detector comprises a digit simulator (1). A main machine fast communication signal conversion device (2) is connected with terminal high-speed communication signal conversion devices (4) through optical fibers (3) or wireless signal transduction devices (31) in a signal transduction manner. The terminal high-speed communication signal conversion device (4) is connected in parallel with a power amplifier (5) and an on-site intelligent terminal device (7). The power amplifier (5) is connected with a merging unit device (6), and the merging unit device (6) and the on-site intelligent terminal device (7) are connected in parallel with a relay protection device (8). The detector can use the DDRTS to accurately simulate required operating state of a power system and perform complete detection of the on-site relay protection device. The detector can debug a distributed intelligent transformer station on site, test devices are modularized and are easy to carry and assemble.
Description
Technical field
The utility model belongs to the electrical power system transient simulation technical field; be specifically related to a kind ofly based on the abbreviation of the English full name of DDRTS(for " Digital Dynamic Real-Time Simulator ", Chinese translation is " Electrical Power System Dynamic real-time emulation system ") intelligent substation protective relaying device detecting device.
Background technology
Different with traditional transformer station is, intelligent substation is that the information transmission mode with analog quantity and switching value changes the fiber optic network transmission mode into, utilize optical fiber that various sampled values and status number signal are flowed to relevant protection measuring and controlling equipment, there are not actual electric current series connection and voltage circuit, secondary cable significantly reduces, as seen, because the digitizing of information makes debugging acid and method that variation take place; Secondly; the various function of protective device centralized layout difference in the intelligent substation; 220kV electric pressure and above intelligent substation are installed on the protection chamber with the wall protected location, and process layer sampling unit and control module are positioned at by on the spot the primary equipment, connect by optical fiber between the two.Such distributed arrangement gives to detect and debug has all increased difficulty.Electrical Power System Dynamic real-time emulation system (DDRTS) refers to each class process of real time modelling electric system and can insert the power system simulation software that the actual physics device is tested.For verifying the performance of new opertaing device, protection equipment, before installing and put into operation, equipment needs physical device is carried out real-time testing to determine whether it meets design requirement.Yet at present intelligent substation also rests on the detection of protective device and just relies on traditional relay-protection tester to detect, and also fails DDRTS is incorporated in the detection to the intelligent substation protective device always and goes.
The utility model content
The technical problems to be solved in the utility model is at the distributed design of present intelligent substation, to provide a kind of intelligent substation protective relaying device detecting device based on DDRTS.Use this detecting device can satisfy the distributed design of intelligent substation, and can simulate the ruuning situation realization of power system mesomeric state and transient state to comprehensive closed loop detection of protective relaying device.
The technical solution of the utility model is; the above-mentioned intelligent substation protective relaying device detecting device based on DDRTS that provides; referring to accompanying drawing 1, it comprises a digital simulator 1, main frame high speed communication chromacoder 2 and terminal high-speed communication signal conversion equipment 4 as shown in Figure 1.Wherein said digital simulator 1 is used for operation DDRTS software.The signaling interface of this digital simulator 1 is connected by netting twine with the signaling interface of described main frame high speed communication chromacoder 2.And the signal input part of described main frame high speed communication chromacoder 2 connects described terminal high-speed communication signal conversion equipment 4 by optical fiber 3 or the conduction of wireless signal conduction device 31 signals.Described terminal high-speed communication signal conversion equipment 4 power amplifier 5 in parallel and site intelligent end devices 7.The signal output part of wherein said terminal high-speed communication signal conversion equipment 4 links to each other by the signal input part of cable with described power amplifier 5, and the signal I/O mouth of described terminal high-speed communication signal conversion equipment 4 also links to each other by the input/output port of cable with described site intelligent end device 7.The signal output part of described power amplifier 5 also is connected with a merge cells device 6 by cable, and this merge cells device 6 is linked to each other by cable by the signal output part of its signal input part with described power amplifier 5.And described merge cells device (6) and site intelligent end device (7) are connected in parallel by optical fiber (3) and the conduction of a protective relaying device (8) signal.The signal output part of wherein said merge cells 6 connects the signal input part of described protective relaying device 8.The signal output part of described intelligent end device 7 connects the signal input part of described protective relaying device 8.
During the intelligent substation protective relaying device sensors work based on DDRTS of the present utility model that constitutes thus, configuration DDRTS, in DDRTS, build an electric power system model of target transformer station, the operation states of electric power system output emulated data that emulation will move; Main frame high speed communication chromacoder receives emulated data and is transferred to each terminal high-speed communication signal conversion equipment that is arranged in the process layer downwards by the form of wired optical fiber or wireless conduction after treatment; Terminal high-speed communication signal conversion equipment is responsible for that the signal that receives from main frame high speed communication chromacoder is converted into the secondary analog signals and is exported to field apparatus merge cells device; The secondary current signal that field apparatus merge cells device is received and secondary voltage signal are converted to primary current signal and the primary voltage signal of SV message form by each merge cells device, send each protective relaying device of the wall that is distributed in intelligent substation then to by optical fiber; The primary current signal of the SV message that on-the-spot protective relaying device is received and primary voltage signal carry out logical operation by each protective relaying device to be handled; send the actuating signal of GOOSE message form; send each intelligent end device to by optical fiber, driven the exit relay contact at each process layer scene of intelligent substation again by this intelligent end device.Then return to each terminal high-speed communication signal conversion equipment by the switching value information of this intelligent end device with the exit relay contact; Terminal high-speed communication signal conversion equipment is real-time transmitted to main frame high speed communication chromacoder with the switching value information of receiving by wired optical fiber transfer mode; Main frame high speed communication chromacoder sends DDRTS to after the switching value information synchronization of receiving is gathered; DDRTS carries out simulation calculating to be handled, again will with handle through simulation calculating gather after corresponding response Artificial switch state and the response simulation small-signal state of switching value information, be real-time transmitted to main frame high speed communication signal converter device and then be transferred to terminal high-speed communication signal conversion equipment; Each terminal high-speed communication signal conversion equipment will respond the Artificial switch state and be converted into switch state signal and export to each intelligent end device again, and secondary current signal and the secondary voltage signal that power amplifier sends sent to the merge cells device; Each intelligent end device is converted into the switch state signal of GOOSE message form with the responding to switch status signal of receiving, returns to each protective relaying device that is distributed in the intelligent substation wall by optical fiber; Primary current signal and primary voltage signal that the merge cells device then is converted into SV message form with the secondary current signal received and secondary voltage signal; send described each protective relaying device to by optical fiber, the closed loop of finally finishing distributed intelligence substation relay protection device detects.
The beneficial effects of the utility model are:
1, uses DDRTS, can simulate the action situation of protective relaying device under the operation states of electric power system, in order to realize the closed loop test to this device.And this closed loop test mode detection debud mode more in the past can be simulated required various operation states of electric power system more accurately, and the protective relaying device at scene is more comprehensively detected;
2, this method is considered based on the distributed arrangement of intelligent substation, it is other and connect on the spot that the experimental facilities of near-end is arranged in field apparatus on the diverse location, link to each other with the experimental facilities of far-end by wired or wireless mode then, and then can carry out field adjustable to distributed intelligent substation, all experimental facilitiess are realized the assembly mould blocking, and assembling is easy to carry.
Description of drawings
Fig. 1 is that the utility model is based on the structural representation block diagram of the embodiment 1 of the intelligent substation protective relaying device detecting device of DDRTS;
Fig. 2 be the utility model based on the structural representation block diagram of the embodiment 2 of the intelligent substation protective relaying device detecting device of DDRTS,
Label in above Fig. 1～2 is:
1-digital simulator,
2-main frame high speed communication chromacoder,
3-optical fiber,
31-wireless signal conduction device,
4-terminal high-speed communication signal converter device,
5-power amplifier,
6-merge cells device,
7-intelligent end device,
8-protective relaying device.
Embodiment
Embodiment 1: referring to accompanying drawing 1, it is the computing machine of GMZ-701 that the used hardware platform digital simulator 1 of the intelligent substation protective relaying device detecting device based on DDRTS of this embodiment adopts the customized model of China Shenzhen Yin Tu company; The V7.0 version DDRTS that DDRTS adopts China Shenzhen Yin Tu company to produce; The ITIO-C10 type main frame high speed communication signal conversion module that used main frame high speed communication chromacoder 2 adopts China Shenzhen Yin Tu company to produce; Used optical fiber 3 adopts the standby core of optical fiber that lays in advance in the intelligent substation; Used terminal high speed communication chromacoder 4 is two, the ITIO-ZMG type terminal high-speed chromacoder that these two terminal high-speed communication signal conversion equipments 4 all adopt China Shenzhen Yin Tu company to produce; The PA60B type Digital Simulation power amplifier that used power amplifier 5 adopts the rich electric Sony Corporation in BeiJing, China to produce.
Above digital simulator 1, main frame high speed communication chromacoder 2, optical fiber 3, terminal high-speed communication signal converter device 4, power amplifier 5, merge cells device 6, site intelligent end device 7 and protective relaying device 8 are by technique scheme; connect with reference to accompanying drawing 1; namely as shown in Figure 1, the signaling interface of digital simulator 1 is connected by netting twine with the signaling interface of main frame high speed communication chromacoder 2.The signal input part of main frame high speed communication chromacoder 2 conducts above-mentioned two the terminal high-speed communication signal conversion equipments 4 that are connected in parallel by optical fiber 3 signals.Each terminal high-speed communication signal conversion equipment 4 power amplifier 5 in parallel and site intelligent end device 7.Wherein the signal output part of terminal high-speed communication signal conversion equipment 4 links to each other by the signal input part of cable with power amplifier 5, and the signal I/O mouth of terminal high-speed communication signal conversion equipment 4 links to each other by the input/output port of cable with site intelligent end device 7.The signal output part of power amplifier 5 connects merge cells device 6 by cable, and merge cells device 6 is linked to each other by cable by the signal output part of its signal input part with power amplifier 5.Each merge cells device 6 and each site intelligent end device 7 are connected in parallel by optical fiber 3 and the conduction of protective relaying device 8 signals.Wherein the signal output part of merge cells 6 is succeeded the signal input part of electrical protective device 8.The signal output part of intelligent end device 7 is succeeded the signal input part of electrical protective device 8.
Embodiment 2: referring to accompanying drawing 2; the intelligent substation protective relaying device detecting device based on DDRTS of this embodiment; remove the signal input part of used main frame high speed communication chromacoder 2 by wireless signal conduction device 31; connect outside the terminal high-speed communication signal conversion equipment 4 with wireless conduction pattern signal conduction, all the other are all identical with embodiment 1.The double frequency gigabit wireless router that it is TL-WDR4310/750M that described wireless signal conduction device 31 adopts common commercially available model.
Claims (1)
1. intelligent substation protective relaying device detecting device based on DDRTS; it is characterized in that; it comprises a digital simulator (1); a main frame high speed communication chromacoder (2) and terminal high-speed communication signal conversion equipment (4); the signaling interface of wherein said digital simulator (1) is connected by netting twine with the signaling interface of described main frame high speed communication chromacoder (2); the signal input part of described main frame high speed communication chromacoder (2) connects described terminal high-speed communication signal conversion equipment (4) by optical fiber (3) or the conduction of wireless signal conduction device (31) signal; described terminal high-speed communication signal conversion equipment (a 4) power amplifier (5) in parallel and site intelligent end device (7); the signal output part of wherein said terminal high-speed communication signal conversion equipment (4) links to each other by the signal input part of cable with described power amplifier (5); the signal I/O mouth of described terminal high-speed communication signal conversion equipment (4) also links to each other by the input/output port of cable with described site intelligent end device (7); the signal output part of described power amplifier (5) also connects a merge cells device (6) by cable; this merge cells device (6) is linked to each other by cable by the signal output part of its signal input part with described power amplifier (5); and described merge cells device (6) and site intelligent end device (7) are connected in parallel by optical fiber (3) and the conduction of a protective relaying device (8) signal; the signal output part of wherein said merge cells (6) connects the signal input part of described protective relaying device (8), and the signal output part of described intelligent end device (7) connects the signal input part of described protective relaying device (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320078397 CN203069709U (en) | 2013-02-20 | 2013-02-20 | Intelligent transformer station relay protection device detector based on DDRTS |
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| CN 201320078397 CN203069709U (en) | 2013-02-20 | 2013-02-20 | Intelligent transformer station relay protection device detector based on DDRTS |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869242A (en) * | 2014-04-02 | 2014-06-18 | 国家电网公司 | Whole group synchronous testing system for intelligent substation relay protection device |
| CN104505941A (en) * | 2014-12-18 | 2015-04-08 | 国网浙江省电力公司培训中心 | Monitoring system and simulating running system for intelligent substation network |
| CN104656458A (en) * | 2013-11-21 | 2015-05-27 | 国家电网公司 | Simulation circuit and system for electric system |
| CN104734357A (en) * | 2015-03-20 | 2015-06-24 | 南京国电南自电网自动化有限公司 | Intelligent substation merging unit one-button type communication loop verifying method |
| CN104931837A (en) * | 2015-06-30 | 2015-09-23 | 安徽博诺思信息科技有限公司 | Relay protection simulation debugging system based on mobile terminal |
| CN105203870A (en) * | 2015-09-07 | 2015-12-30 | 国家电网公司 | Intelligent transformer substation secondary equipment integrated test system based on power line communication |
| CN104101804B (en) * | 2014-07-15 | 2017-04-19 | 国家电网公司 | Relay protection testing and simulation control device |
| CN106646084A (en) * | 2016-12-28 | 2017-05-10 | 国网浙江省电力公司台州供电公司 | Distributed interface device of relay protection debugging instrument |
-
2013
- 2013-02-20 CN CN 201320078397 patent/CN203069709U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104656458A (en) * | 2013-11-21 | 2015-05-27 | 国家电网公司 | Simulation circuit and system for electric system |
| CN103869242A (en) * | 2014-04-02 | 2014-06-18 | 国家电网公司 | Whole group synchronous testing system for intelligent substation relay protection device |
| CN103869242B (en) * | 2014-04-02 | 2016-08-17 | 国家电网公司 | A kind of whole group of simultaneous test system of relay protection device of intelligent substation |
| CN104101804B (en) * | 2014-07-15 | 2017-04-19 | 国家电网公司 | Relay protection testing and simulation control device |
| CN104505941A (en) * | 2014-12-18 | 2015-04-08 | 国网浙江省电力公司培训中心 | Monitoring system and simulating running system for intelligent substation network |
| CN104734357A (en) * | 2015-03-20 | 2015-06-24 | 南京国电南自电网自动化有限公司 | Intelligent substation merging unit one-button type communication loop verifying method |
| CN104931837A (en) * | 2015-06-30 | 2015-09-23 | 安徽博诺思信息科技有限公司 | Relay protection simulation debugging system based on mobile terminal |
| CN105203870A (en) * | 2015-09-07 | 2015-12-30 | 国家电网公司 | Intelligent transformer substation secondary equipment integrated test system based on power line communication |
| CN106646084A (en) * | 2016-12-28 | 2017-05-10 | 国网浙江省电力公司台州供电公司 | Distributed interface device of relay protection debugging instrument |
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