CN102636708A - Intelligent substation process layer network simulating system and device simulator - Google Patents
Intelligent substation process layer network simulating system and device simulator Download PDFInfo
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Abstract
The invention relates to an intelligent substation process layer network simulating system and device simulator. The simulator follows the IEC61850 standard, is provided with a digital interface and a time tick interface, is capable of simulating a substation process layer device based on the IEC61850 standard and comprises a mutual inductor, an intelligent switch, an intelligent assembly and the like. The simulator comprises a built-in simulation device and a PC (Personal Computer), wherein a simulation module is built in the PC so as to generate desired data; the simulation device receives the data from the PC; the data is transmitted and received in accordance with a standard message format according to the requirements of the simulation device; an intelligent substation process layer network is formed by a plurality of simulators and switch mechanisms and can be used as a test system for examining the network processing capability of an electronic device and the processing capability under message network time delay and network abnormity.
Description
Technical field
The invention belongs to the intelligent substation technical field of measurement and test, relate to a kind of intelligent substation process layer network simulation system and equipment simulator.
Background technology
The most crucial technical renovation of intelligent substation technology is to use the EPA technology generation to transmit digital and analog signaling for the traditional secondary wiring, and the secondary connection of original directly considerable, mutual decoupling zero, tool elephant will be replaced by directly not visible, highly coupling each other, abstract network data flow.Therefore digital transformer substation is typical case's representative of information flow and Business Stream high integrity.
Intelligence adopts three-tier architecture usually, is divided into from top to bottom: transformer station's station level, wall and process layer.Therefore typical intelligent substation adopts two-layer communication network framework: adopt an independently communication network between process layer and the wall, its main task is the reliable communicating between assurance process layer equipment and bay device and bay device; Adopt an independently communication network between wall and the station level, this communication network requires relatively low to real-time, but must have the transmittability of high capacity burst data in short-term.
The information flow of process layer network mainly is made up of three types information flow: 1, SV information flow, and the agreement of employing has IEC61850-9-1, IEC61850-9-2, IEC61850-9-2le and IEC60044.8; 2, GOOSE message information stream is mainly used in process layer real-time information such as transmitting breaker tripping and closing, real time position state, interlocking; 3, network to the time message, be used for the transmission of network to time order.
Bay device on the process layer network or process layer equipment, the responding ability under network data processing ability, the abnormal data etc. are the problems that must consider in product development and the test.To test the network performance aspect of intelligent substation process layer or bay device, a real network environment must be arranged.Based on this background, we have proposed performance history layer equipment simulator, can erect the process layer network in the laboratory with some simulators and switch, constitute a network simulation detection system, and then satisfy device network performance test needs.
Summary of the invention
The purpose of this invention is to provide a kind of intelligent substation process layer network simulation system and equipment simulator,, satisfy the needs of performance test with the simulation of implementation procedure layer network and equipment.
For realizing above-mentioned purpose; Intelligent substation process layer equipment simulator of the present invention comprises the PC and the emulation testing embedded equipment that communicate through Ethernet; Follow IEC 61850 stipulations and be mapped as process layer equipment, the built-in emulation module of said PC is used for producing the needed data of simulation process; And the Ethernet interface that passes through simulator links to each other with the emulation testing embedded equipment; Said emulation testing embedded equipment comprise Ethernet interface, to the time interface, the digital interface that is used to receive or send digital message, this device receives the emulated data of PC, simulation process layer equipment as required; Carry out the transmission and the reception of data according to the standard message form, carry out information interaction with wall protection measure and control device.
Further, said digital interface comprise fiber optic Ethernet interface, electric Ethernet interface, synchronous serial interface and/asynchronous serial port.
Further, the said digital interface type that receives or send digital message for based on the sampled value message of IEC 61850-9-1, IEC 61850-9-2 standard, based on the GOOSE message of IEC 61850 standard universal transformer substation case models, based on the FT3 message of IEC 60044-8 standard, network to the time message.
Further, said to the time interface to the time mode be pulse per second (PPS), B sign indicating number, SNTP and/or 1588.
Intelligent substation process layer network simulation system of the present invention is to be connected and composed through the network equipment by many simulators; Wherein every simulator comprises a PC and an emulation testing embedded equipment that communicates through Ethernet; Follow IEC 61850 stipulations and be mapped as process layer equipment, the built-in emulation module of said PC is used for producing the needed data of simulation process; And the Ethernet interface that passes through simulator links to each other with the emulation testing embedded equipment; Said emulation testing embedded equipment comprise Ethernet interface, to the time interface, the digital interface that is used to receive or send digital message, this device receives the emulated data of PC, simulation process layer equipment as required; Carry out the transmission and the reception of data according to the standard message form, carry out information interaction with wall protection measure and control device.
Further, said digital interface comprise fiber optic Ethernet interface, electric Ethernet interface, synchronous serial interface and/asynchronous serial port.
Further, the said digital interface type that receives or send digital message for based on the sampled value message of IEC 61850-9-1, IEC 61850-9-2 standard, based on the GOOSE message of IEC 61850 standard universal transformer substation case models, based on the FT3 message of IEC 60044-8 standard, network to the time message.
Further, said to the time interface to the time mode be pulse per second (PPS), B sign indicating number, SNTP and/or 1588.
Further, the said network equipment is a switch.
Intelligent substation process layer equipment simulator of the present invention have the optical fiber and digital interface, to the time interface, can operate under the different patterns according to configuration parameter through after the PC download configuration file, thus process layer equipment that can simulated intelligence transformer station.
A plurality of simulators and switch constitute an intelligent substation process layer network, can be used as test macro, the network throughput of test electronic, message network delay, the processing power under the network anomaly situation.
Description of drawings
Fig. 1 is the structural representation of simulator;
Fig. 2 is the process layer network simulation system structural drawing of embodiment.
Embodiment
Process layer equipment simulator hardware platform of the present invention have the optical fiber and digital interface, to the time interface, software platform is followed IEC 61850 standards fully.Simulator operates under the different patterns according to configuration parameter through after the PC download configuration file, thereby can simulated intelligence transformer station a certain process layer equipment.
The digital interface of simulator is used for receiving or sending digital message, and the digital interface pattern comprises fiber optic Ethernet interface, electric Ethernet interface, synchronous serial interface, asynchronous serial port, and interface type is above-mentioned any one perhaps any several kinds.The digital type of message that receives or send has: based on the sampled value message of IEC 61850-9-1, IEC 61850-9-2 (or IEC 61850-9-2LE) standard, based on the GOOSE message of IEC 61850 standard universal transformer substation case models, based on the FT3 message of IEC 60044-8 standard, network to the time message (comprise SNTP, 1588 pairs the time in the message one or both).
Simulator to the time mode comprise pulse per second (PPS) (light or electric pulse), B sign indicating number, SNTP, 1588 etc., simulator support above-mentioned one or several to the time mode.
Simulator can simulated intelligence transformer station one or several functions of the equipments in simulation output type or digital output type electronic mutual inductor, collector, merge cells, switchgear intelligent terminal, the transformer equipment intelligent terminal.
Simulator comes analog electrical minor mutual inductor output through following mode: have the DA output loop on the simulator hardware, support the output of small signal simulation amount, and the amplitude of each road output valve, phase place is adjustable.During operation; Download simulation mutual inductor configuration file through PC; The embedded end of simulator drives the DA loop output small signal simulation amount consistent with the electronic mutual inductor specification according to configuration parameter, and this simulating signal can be connected to any equipment of wall; Concerning bay device, this simulator is equivalent to an electronic mutual inductor.The output of FT3 light serial ports also is provided on the simulator hardware simultaneously, and after the download configuration parameter, the FT3 serial ports can be exported the digital message that satisfies IEC 60044-7/8 standard, can be connected on the merge cells.Under this pattern, simulator is equivalent to a digital output type electronic mutual inductor.
During the output of simulator simulation merge cells, can simulate one or several merge cells output SV sampled value message, message is followed IEC 61850-9-2 (or IEC 61850-9-2LE) standard, and message information can dispose.The built-in split-second timer of simulator is accurately controlled the SV message and is sent at interval.The delivery time of each frame sampling value message, sampling needs, sync id be software-controllable all.Can simulate merge cells output and lose a frame loss condition, the message sync id can be provided with.When needing the simulation merge cells to lose synchronizing signal, step is following:
1) loses synchronously in the configuration of PC end;
2) click is confirmed, download configuration file is to the embedded end of simulator;
3) after embedded end is resolved configuration file, in SV message transmit queue, fill out " disappearing synchronously " event identifier;
When 4) sending module implemented " disappearing synchronously " incident, the sync id of revising in the next frame SV message was 0;
5) sync id be 0 SV message according to the intrinsic SI, send out from the data sending terminal mouth.
The step of other abnormal conditions such as a frame losing and above-mentioned similar is lost in simulation, and PC hold Event triggered, embedded end execution incident, thus accomplish the simulation of various situation.
When export at simulator analog switch device intelligence terminal, can export one or more groups GOOSE message, message information can dispose, and the GOOSE transmit mechanism can be provided with, and can simulate situation such as GOOSE message output frame losing, transmit mechanism entanglement.The GOOSE message content comprises positional information, warning information, status monitoring information of switchgear etc.
During the output of simulator analogue transformer intelligent terminal, can export one or more groups GOOSE message, message information can dispose, and the GOOSE transmit mechanism can be provided with, and can simulate situation such as GOOSE message output frame losing, transmit mechanism entanglement.The GOOSE message content comprises warning information, gear information, status monitoring information of transformer equipment etc.
Utilize the intelligent substation process layer equipment simulator and the necessary network equipment, can constitute an intelligent substation process layer network simulation system, system schematic is as shown in Figure 2.
This process layer network simulation system is made up of n platform simulator, and these simulators constitute a network through an optical exchanger.Respectively to each simulator download configuration file, simulator is configured to different process layer equipment with PC.For example: simulator 1, simulator 2 are used for simulating 1# main transformer high-pressure side isolating switch intelligence interface, 1# main transformer interval medium voltage side isolating switch intelligence interface at interval; Only need high-pressure side, 1# main transformer interval isolating switch intelligence interface, 1# main transformer interval medium voltage side isolating switch intelligence interface configuration file be imported in the simulator according to engineering design; Simulator can be operated under the corresponding intelligence interface pattern; The same with normal operational outfit in the transformer station; On network, send the switching value information, warning information at this interval etc. according to configuration file, can subscribed network on the GOOSE breaker tripping and closing order of sending of other equipment, and carry out corresponding breaker tripping and closing operation.
Other simulators on the network can be configured to other process layer equipment such as merge cells, mutual inductor as required, and process is with above-mentioned similar.
The function of process layer network simulation system as shown in Figure 2 is following:
1) each simulator can be simulated the merge cells at a plurality of intervals, sends and IEC 61850-9-1 or the corresponding to SV message of IEC 61850-9-2LE.The SV message that sends can dispose Vlan Id, priority, data set etc.Utilize a simulator can simulate a plurality of merge cellses, send out to the network patrix and send many group SV messages, therefore Control Network data traffic flexibly can realize network stress test etc.
2) each simulator can send many group GOOSE information, can receive many group GOOSE information.The GOOSE information of transmitting-receiving all can dispose.After simulator receives the GOOSE trip signal, corresponding signal lamp is arranged; Can carry out the manual DIP in the position of the switch on the simulator simultaneously, go for the test of digital transformer substation route protection reclosing function.Control the displacement of a large amount of GOOSE data through PC, can carry out transformer station's snowslide test.
3) it is configurable that each simulator sends message, and then flexible Control Network data traffic, examination IED data-handling capacity.
4) the SV message may command that can send of each simulator can the frame losing of analog sampling value message, various process layer data abnormal conditions such as error code, the unusual examination of GOOSE data quality factor be unusual, and the examination protective device is to the processing logic of abnormal data.
5) utilize this network analog system can realize the function and the service check of the centralized bus differential protecting of digital transformer substation, line double-end optical fiber differential protective.
6) each simulator can the receive clock server to the time message, carry out the system synchronization emulation testing.
Claims (9)
1. intelligent substation process layer equipment simulator; It is characterized in that this simulator comprises the PC and the emulation testing embedded equipment that communicate through Ethernet, follows IEC 61850 stipulations and is mapped as process layer equipment; The built-in emulation module of said PC; Be used for producing the needed data of simulation process, and the Ethernet interface through simulator links to each other with the emulation testing embedded equipment, said emulation testing embedded equipment comprise Ethernet interface, to the time interface, the digital interface that is used to receive or send digital message; This device receives the emulated data of PC; Simulation process layer equipment carries out the transmission and the reception of data according to the standard message form as required, carries out information interaction with wall protection measure and control device.
2. intelligent substation process layer equipment simulator according to claim 1 is characterized in that: said digital interface comprise fiber optic Ethernet interface, electric Ethernet interface, synchronous serial interface and/asynchronous serial port.
3. intelligent substation process layer equipment simulator according to claim 2 is characterized in that: the type that said digital interface received or sent digital message for based on the sampled value message of IEC 61850-9-1, IEC 61850-9-2 standard, based on the GOOSE message of IEC 61850 standard universal transformer substation case models, based on the FT3 message of IEC 60044-8 standard, network to the time message.
4. according to each described intelligent substation process layer equipment simulator among the claim 1-3, it is characterized in that: said to the time interface to the time mode be pulse per second (PPS), B sign indicating number, SNTP and/or 1588.
5. intelligent substation process layer network simulation system; It is characterized in that: this system is connected and composed through the network equipment by many simulators, and wherein every simulator comprises a PC and an emulation testing embedded equipment that communicates through Ethernet, follows IEC 61850 stipulations and is mapped as process layer equipment; The built-in emulation module of said PC; Be used for producing the needed data of simulation process, and the Ethernet interface through simulator links to each other with the emulation testing embedded equipment, said emulation testing embedded equipment comprise Ethernet interface, to the time interface, the digital interface that is used to receive or send digital message; This device receives the emulated data of PC; Simulation process layer equipment carries out the transmission and the reception of data according to the standard message form as required, carries out information interaction with wall protection measure and control device.
6. system according to claim 5 is characterized in that: said digital interface comprise fiber optic Ethernet interface, electric Ethernet interface, synchronous serial interface and/asynchronous serial port.
7. system according to claim 6 is characterized in that: the type that said digital interface received or sent digital message for based on the sampled value message of IEC 61850-9-1, IEC 61850-9-2 standard, based on the GOOSE message of IEC 61850 standard universal transformer substation case models, based on the FT3 message of IEC 60044-8 standard, network to the time message.
8. according to each described system among the claim 5-7, it is characterized in that: said to the time interface to the time mode be pulse per second (PPS), B sign indicating number, SNTP and/or 1588.
9. system according to claim 8 is characterized in that: the said network equipment is a switch.
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| CN102967839A (en) * | 2012-11-21 | 2013-03-13 | 广东电网公司电力科学研究院 | Detection method and device for online monitoring communication system of transformer substation |
| CN103076520A (en) * | 2012-12-28 | 2013-05-01 | 中国电力科学研究院 | Dynamic analogue simulation detection platform and analogue simulation method for secondary system of intelligent substation |
| CN103176084A (en) * | 2013-03-07 | 2013-06-26 | 江苏省电力公司电力科学研究院 | Intelligent substation simulation system in panoramic replace mode and integration testing method for intelligent substation simulation system |
| CN103532790A (en) * | 2013-10-25 | 2014-01-22 | 国家电网公司 | Network performance quantitative test system for process level of smart substation |
| CN103616591A (en) * | 2013-11-27 | 2014-03-05 | 国家电网公司 | Simulation device and method of characters of merging unit of intelligent transformer substation |
| CN103616592A (en) * | 2013-11-28 | 2014-03-05 | 国家电网公司 | Relay protection real-time digital dynamic simulation test system based on IEC 61850 |
| CN104378413A (en) * | 2014-06-27 | 2015-02-25 | 许继电气股份有限公司 | Data transmission method for simulation system of intelligent substation |
| CN106533975A (en) * | 2016-10-28 | 2017-03-22 | 江苏方天电力技术有限公司 | Gigabit network-based sampling value frame decoding implementation method |
| CN106549816A (en) * | 2015-09-18 | 2017-03-29 | 中国电力科学研究院 | The network pressure detection method of relay protection device of intelligent substation and related system |
| CN106570781A (en) * | 2016-11-02 | 2017-04-19 | 国家电网公司 | Intelligent transformer station monitoring information step-by-step checking and accepting method based on three-layer double-network structure |
| CN107819611A (en) * | 2017-10-16 | 2018-03-20 | 积成电子股份有限公司 | Client method of testing based on the more service end emulation of IEC61850 |
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| CN103076520A (en) * | 2012-12-28 | 2013-05-01 | 中国电力科学研究院 | Dynamic analogue simulation detection platform and analogue simulation method for secondary system of intelligent substation |
| CN103176084A (en) * | 2013-03-07 | 2013-06-26 | 江苏省电力公司电力科学研究院 | Intelligent substation simulation system in panoramic replace mode and integration testing method for intelligent substation simulation system |
| CN103532790B (en) * | 2013-10-25 | 2016-09-07 | 国家电网公司 | Transformer station process layer network performance quantitative testing system |
| CN103532790A (en) * | 2013-10-25 | 2014-01-22 | 国家电网公司 | Network performance quantitative test system for process level of smart substation |
| CN103616591A (en) * | 2013-11-27 | 2014-03-05 | 国家电网公司 | Simulation device and method of characters of merging unit of intelligent transformer substation |
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| CN103616592A (en) * | 2013-11-28 | 2014-03-05 | 国家电网公司 | Relay protection real-time digital dynamic simulation test system based on IEC 61850 |
| CN104378413B (en) * | 2014-06-27 | 2018-04-24 | 许继电气股份有限公司 | A kind of intelligent substation simulation system data transmission method |
| CN104378413A (en) * | 2014-06-27 | 2015-02-25 | 许继电气股份有限公司 | Data transmission method for simulation system of intelligent substation |
| CN106549816A (en) * | 2015-09-18 | 2017-03-29 | 中国电力科学研究院 | The network pressure detection method of relay protection device of intelligent substation and related system |
| CN106533975A (en) * | 2016-10-28 | 2017-03-22 | 江苏方天电力技术有限公司 | Gigabit network-based sampling value frame decoding implementation method |
| CN106570781A (en) * | 2016-11-02 | 2017-04-19 | 国家电网公司 | Intelligent transformer station monitoring information step-by-step checking and accepting method based on three-layer double-network structure |
| CN107819611A (en) * | 2017-10-16 | 2018-03-20 | 积成电子股份有限公司 | Client method of testing based on the more service end emulation of IEC61850 |
| CN107819611B (en) * | 2017-10-16 | 2020-09-22 | 积成电子股份有限公司 | Client test method based on IEC61850 multi-server simulation |
| WO2021103662A1 (en) * | 2019-11-29 | 2021-06-03 | 国电南瑞科技股份有限公司 | Method for positioning fault in flexible dc distribution network |
| CN114371641A (en) * | 2021-12-02 | 2022-04-19 | 浙江省送变电工程有限公司 | Portable quick switch debugging device |
| CN114371641B (en) * | 2021-12-02 | 2024-04-26 | 浙江省送变电工程有限公司 | Portable quick switch debugging device |
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Owner name: XUJI ELECTRIC CO., LTD. XUCHANG XUJI SOFTWARE TECH Free format text: FORMER OWNER: XUJI ELECTRIC CO., LTD. XUCHANG XUJI SOFTWARE TECHNOLOGY CO., LTD. Effective date: 20121128 |
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Effective date of registration: 20121128 Address after: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant after: Xuji Group Co., Ltd. Applicant after: Xuji Electric Co., Ltd. Applicant after: Xuchang Xuji Software Technology Co., Ltd. Applicant after: State Grid Corporation of China Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant before: Xuji Group Co., Ltd. Applicant before: Xuji Electric Co., Ltd. Applicant before: Xuchang Xuji Software Technology Co., Ltd. |
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Owner name: XUJI ELECTRIC CO., LTD. Free format text: FORMER OWNER: XUJI GROUP CO., LTD. Effective date: 20131202 |
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Effective date of registration: 20131202 Address after: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant after: Xuji Electric Co., Ltd. Applicant after: Xuchang Xuji Software Technology Co., Ltd. Applicant after: State Grid Corporation of China Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant before: Xuji Group Co., Ltd. Applicant before: Xuji Electric Co., Ltd. Applicant before: Xuchang Xuji Software Technology Co., Ltd. Applicant before: State Grid Corporation of China |
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Application publication date: 20120815 |