CN103701716A - SV direct sampling and GOOSE message same-port transmitting method - Google Patents
SV direct sampling and GOOSE message same-port transmitting method Download PDFInfo
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- CN103701716A CN103701716A CN201310589638.9A CN201310589638A CN103701716A CN 103701716 A CN103701716 A CN 103701716A CN 201310589638 A CN201310589638 A CN 201310589638A CN 103701716 A CN103701716 A CN 103701716A
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Abstract
The invention relates to an SV direct sampling and GOOSE message same-port transmitting method and belongs to the technical field of relay protection in intelligent substations of electrical power systems. According to the method provided by the invention, time division multiplexing is performed on a transmission channel on the basis of ensuring SV sending time accuracy according to SV direct sampling and GOOSE message transmitting characteristics, GOOSE message receiving and sending are performed between two frames of SV messages, the frames of GOOSE inserted between two frames of SV messages are computed dynamically according to specific project configuration files, the transmission bandwidth of the path is used maximally, the transmission delay of the GOOSE signals is shortened, and an Ethernet controller message receiving mechanism is used for solving the problem of chaos time scale, through an FPGA (field programmable gata array), caused by that an Ethernet controller cannot distinguish the SV from GOOSE messages. The method provided by the invention has the advantages that the GOOSE transmission delay is small, hardware changes are not involved, software processing is simple, the reliability is high, realization is easy, and wide population is achieved.
Description
Technical field
The present invention relates to a kind of SV and directly adopt and the common port transmission method of GOOSE message, belong to intelligent substation of electric power system technical field of relay protection.
Background technology
" topology layout is reasonable, system height is integrated, technical equipment is advanced, economical and energy saving environmental protection, support regulation and control one " is in the New Generation of Intelligent transformer station of technical characterictic take, for meeting high reliability, high-intelligentization, easily construction, just expansion, the light construction of safeguarding, the requirement of operation and maintenance, support regulation and control one comprehensively, the transformation of power-assisted power network development mode, proposed 110kV and following electric pressure systematic procedure layer intelligent terminal and merge cells device integrated, SV directly adopts message and this interval GOOSE message transmissions is shared network interface.
In 110kV and following electric pressure system, need to directly adopt the transmission that increases GOOSE message on link at former SV.Because SV directly adopts, the message of the message delivery time of process layer devices and bay device is had to very high requirement the time of reception, in SV directly adopts link, carry out again GOOSE message transmissions and can all bring new technological challenge to bay device and process layer devices.Especially in the situation that not changing hardware, research SV directly adopts the common port transmission scheme with GOOSE message, and realization is shared network interface resource, and the construction of New Generation of Intelligent transformer station is had great significance.
Summary of the invention
The object of this invention is to provide that a kind of SV directly adopts and GOOSE message port transmission method altogether, the problem of markers confusion when solving the resampling that current commodity ethernet controller None-identified SV and GOOSE message cause.
The present invention provides a kind of SV directly to adopt and the common port transmission method of GOOSE message for solving the problems of the technologies described above, and this common port transmission method comprises the following steps:
1) priority of setting SV message is higher than GOOSE message;
2) transmission channel is carried out to time division multiplexing, between two frame SV messages, carry out the transmitting-receiving of GOOSE message.
The maximum length of the described GOOSE message frame number sending between two frame SV messages and every frame GOOSE message is to calculate according to configuration file.
Described process layer devices be take and is sent SV and directly adopt message as limit priority when treatment S V directly adopts with GOOSE message, and next sends GOOSE message, is finally to receive GOOSE message.
Described process layer devices adopts FPGA to carry out Control ethernet controller, to meet SV, directly adopts the accurate requirement of message delivery time.
Described wall priority treatment SV when treatment S V directly adopts with GOOSE message directly adopts message and receives, and is then that the reception of GOOSE message is finally that GOOSE message sends.
Described wall completes by FPGA and receives message, beats markers, clear interrupt status register receiving flag and transmission message.
The invention has the beneficial effects as follows: the present invention directly adopts the transmission characteristic with GOOSE message according to SV, guaranteeing on the basis of SV delivery time accuracy, transmission channel is carried out to time division multiplexing, between two frame SV messages, carry out the transmitting-receiving of GOOSE message, and according to the frame number of the GOOSE inserting between concrete engineering configuration file dynamic calculation two frame SV messages, the maximized transmission bandwidth that utilizes passage, shorten the transmission delay of GOOSE signal, utilize ethernet controller message receiver system, the problem of the resampling markers confusion SV of ethernet controller None-identified and GOOSE message being caused by FPGA.And GOOSE transmission delay of the present invention is little, do not relate to that hardware is changed, software process simple, reliability is high, be easy to realize, can extensively promote.
Accompanying drawing explanation
Fig. 1 is that in intelligent substation of the present invention, SV directly adopts the hardware structure diagram that is total to port transmission with GOOSE;
Fig. 2 is that in the embodiment of the present invention, process layer devices is processed sequential chart;
Fig. 3 is embodiment of the present invention intermediate interlayer device processes sequential chart.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
SV of the present invention directly adopt with GOOSE altogether port transmission method be to propose SV directly being adopted on the basis that scheme and GOOSE transmission mechanism analyze, point-to-point target accuracy when directly adopting under mode the sequential key of whole sampling element and being that transmit leg delivery time and recipient receive, and the specific communication service of GOOSE message mapping has determined a kind of special retransmission scheme, the every 5s of GOOSE message retransmits once under normal circumstances, the data traffic producing is very little, but when breaking down, the displacement of a plurality of switching value signal of possibility, causes producing larger data flow.SV directly adopts identical with message frame form with the Communication Model of GOOSE message, and insulation length may be calculated according to engineering configuration, but SV directly adopts only transportation simulator amount of message, form is fixed, and the type of GOOSE transmission is various, and can be with quality and markers, message length difference is larger.The present invention directly adopts the transmission characteristic with GOOSE message according to SV, guaranteeing on the basis of SV delivery time accuracy, transmission channel is carried out to time division multiplexing, between two frame SV messages, carry out the transmitting-receiving of GOOSE message, and according to the frame number of the GOOSE inserting between concrete engineering configuration file dynamic calculation two frame SV messages, the maximized transmission bandwidth that utilizes passage, shorten the transmission delay of GOOSE signal, utilize ethernet controller message receiver system, the problem of the resampling markers confusion SV of ethernet controller None-identified and GOOSE message being caused by FPGA.
A kind of SV of the present invention directly adopts with GOOSE and is total to port transmission method; be used between merge cells Intelligent terminal integration device and wall protection observing and controlling integrating device; wherein process layer devices adopts 1 CPU card to complete merge cells and intelligent terminal function; bay device adopts 1 CPU card for SV and GOOSE transmitting-receiving; process layer devices CPU card and wall interface CPU card adopt identical hardware designs, as shown in Figure 1.The New Generation of Intelligent transformer substation system of 110kV and following electric pressure of take below describes as example.In the present embodiment, process layer intelligent terminal and merge cells device and wall protection measure and control device adopt Integrated design, transmit SV simultaneously directly adopt the message with GOOSE between process layer and wall by an Ethernet interface, and its concrete transmitting procedure is as follows:
Process layer SV transmission and GOOSE transmission are processed, the key that merge cells SV directly adopts processing is the accuracy of specified time delay numerical value in delivery time and sampling message, therefore must be at the transmission time that guarantees reasonable arrangement GOOSE on the basis that SV transmits, adopt FPGA to carry out Control ethernet controller, to meet the accurate requirement of delivery time, process layer devices take that to send SV message be limit priority, next sends GOOSE message, finally to receive GOOSE message, in device power-up initializing process, according to configuration file, calculate the maximum length that sends GOOSE message frame number and every frame GOOSE message, then determine the GOOSE message frame number inserting in the middle of two frame SV messages.The timer timing arranging at FPGA is arrived, and carries out immediately the interrupt task that FPGA sends task and triggers CPU, and FPGA receives task and carries out all the time, as shown in Figure 2.
Wall SV reception and GOOSE transmission are processed, very accurate to the requirement time of reception while directly adopting pattern due to SV employing, therefore wanting priority treatment SV directly to adopt message receives, then be that GOOSE message receives, be finally that GOOSE message sends, FPGA completes and receives message, beats markers, clear interrupt status register receiving flag and send message, and CPU regularly inquires about the message reception buffer area of FPGA, there are data just to be read sky, then carry out packet parsing, resample and issue GOOSE message.CPU all submits to FPGA at the GOOSE message finally needs being sent of every subtask, and FPGA detects the transmission of ethernet controller, and ethernet controller transmission is idle just sends GOOSE message immediately, as shown in Figure 3.
Claims (6)
1. SV directly adopts with GOOSE message and is total to a port transmission method, it is characterized in that, this common port transmission method comprises the following steps:
1) priority of setting SV message is higher than GOOSE message;
2) transmission channel is carried out to time division multiplexing, between two frame SV messages, carry out the transmitting-receiving of GOOSE message.
2. SV according to claim 1 directly adopts with GOOSE message and is total to port transmission method, it is characterized in that, the maximum length of the described GOOSE message frame number sending between two frame SV messages and every frame GOOSE message is to calculate according to configuration file.
3. SV according to claim 1 directly adopts with GOOSE message and is total to port transmission method, it is characterized in that, described process layer devices be take and is sent SV and directly adopt message as limit priority when treatment S V directly adopts with GOOSE message, and next sends GOOSE message, is finally to receive GOOSE message.
4. SV according to claim 3 directly adopts with GOOSE message and is total to port transmission method, it is characterized in that, described process layer devices adopts FPGA to carry out Control ethernet controller, to meet SV, directly adopts the accurate requirement of message delivery time.
5. SV according to claim 1 directly adopts with GOOSE message and is total to port transmission method, it is characterized in that, described wall priority treatment SV when treatment S V directly adopts with GOOSE message directly adopts message and receives, and is then that the reception of GOOSE message is finally that GOOSE message sends.
6. SV according to claim 5 directly adopts and GOOSE message port transmission method altogether, it is characterized in that, described wall completes by FPGA and receives message, beats markers, clear interrupt status register receiving flag and transmission message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310589638.9A CN103701716B (en) | 2013-11-14 | 2013-11-19 | A kind of SV is directly adopted and the common port transmitting method of GOOSE message |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013105660732 | 2013-11-14 | ||
| CN201310566073.2 | 2013-11-14 | ||
| CN201310566073 | 2013-11-14 | ||
| CN201310589638.9A CN103701716B (en) | 2013-11-14 | 2013-11-19 | A kind of SV is directly adopted and the common port transmitting method of GOOSE message |
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| Publication Number | Publication Date |
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| CN103701716A true CN103701716A (en) | 2014-04-02 |
| CN103701716B CN103701716B (en) | 2017-10-31 |
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| CN201310589638.9A Expired - Fee Related CN103701716B (en) | 2013-11-14 | 2013-11-19 | A kind of SV is directly adopted and the common port transmitting method of GOOSE message |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391194A (en) * | 2014-11-20 | 2015-03-04 | 许继集团有限公司 | SV straight mining and GOOSE shared-port protection device testing method |
| CN108712349A (en) * | 2018-04-27 | 2018-10-26 | 许继集团有限公司 | Site protection unification of three nets is total to port transmitting method and site protection system |
| CN108737545A (en) * | 2018-05-22 | 2018-11-02 | 广州穗华能源科技有限公司 | A kind of method that SV and GOOSE is total to mouth transmission |
| CN109474073A (en) * | 2018-11-27 | 2019-03-15 | 许继集团有限公司 | A kind of secondary system of intelligent substation |
| CN110850204A (en) * | 2019-11-11 | 2020-02-28 | 深圳供电局有限公司 | Message transmission method and relay protection testing device |
| CN111641484A (en) * | 2020-04-17 | 2020-09-08 | 许继集团有限公司 | SV and GOOSE common port transmission method for process layer equipment |
| CN114374654A (en) * | 2021-12-28 | 2022-04-19 | 天津凯发电气股份有限公司 | SV message and Goose message common-port receiving and transmitting optimization method |
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| CN1363158A (en) * | 2000-02-02 | 2002-08-07 | 株式会社Ntt都科摩 | Single-carrier/DS-CDMA packet transmitting method, uplink packet transmitting method in multicarrier /DS-CDMA mobile communication system |
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| CN101479978A (en) * | 2006-05-01 | 2009-07-08 | 株式会社Ntt都科摩 | Transmission device, reception device, transmission method, and reception method |
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Patent Citations (5)
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| CN1363158A (en) * | 2000-02-02 | 2002-08-07 | 株式会社Ntt都科摩 | Single-carrier/DS-CDMA packet transmitting method, uplink packet transmitting method in multicarrier /DS-CDMA mobile communication system |
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| CN101030887A (en) * | 2007-04-16 | 2007-09-05 | 北京瑞斯康达科技发展有限公司 | Network management |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391194A (en) * | 2014-11-20 | 2015-03-04 | 许继集团有限公司 | SV straight mining and GOOSE shared-port protection device testing method |
| CN104391194B (en) * | 2014-11-20 | 2017-06-06 | 许继集团有限公司 | SV directly adopts the protection equipment method of testing with the common mouths of GOOSE |
| CN108712349A (en) * | 2018-04-27 | 2018-10-26 | 许继集团有限公司 | Site protection unification of three nets is total to port transmitting method and site protection system |
| CN108737545A (en) * | 2018-05-22 | 2018-11-02 | 广州穗华能源科技有限公司 | A kind of method that SV and GOOSE is total to mouth transmission |
| CN109474073A (en) * | 2018-11-27 | 2019-03-15 | 许继集团有限公司 | A kind of secondary system of intelligent substation |
| CN110850204A (en) * | 2019-11-11 | 2020-02-28 | 深圳供电局有限公司 | Message transmission method and relay protection testing device |
| CN111641484A (en) * | 2020-04-17 | 2020-09-08 | 许继集团有限公司 | SV and GOOSE common port transmission method for process layer equipment |
| CN114374654A (en) * | 2021-12-28 | 2022-04-19 | 天津凯发电气股份有限公司 | SV message and Goose message common-port receiving and transmitting optimization method |
| CN114374654B (en) * | 2021-12-28 | 2024-05-17 | 天津凯发电气股份有限公司 | Optimization method for common-port receiving and transmitting of SV message and Goose message |
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| CN103701716B (en) | 2017-10-31 |
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Granted publication date: 20171031 Termination date: 20201119 |