CN105098993A - Network message analysis and fault recording system of intelligent substation - Google Patents
Network message analysis and fault recording system of intelligent substation Download PDFInfo
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- CN105098993A CN105098993A CN201510589198.6A CN201510589198A CN105098993A CN 105098993 A CN105098993 A CN 105098993A CN 201510589198 A CN201510589198 A CN 201510589198A CN 105098993 A CN105098993 A CN 105098993A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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Abstract
The invention discloses a network message analysis and fault recording system of an intelligent substation. The network message analysis and fault recording system comprises a rear-end management subsystem and a front-end subsystem, wherein the front-end subsystem comprises an intelligent power grid network message convergence device, a fault recording device, a message recording device, a message analyzer and an alarm device, the intelligent power grid network message convergence device is connected with the fault recording device and the message recording device respectively, the fault recording device and the message recording device both are connected with the message analyzer, and the message analyzer is connected with the rear-end management subsystem and the alarm device respectively. By the network message analysis and fault recording system, local analysis on the network message of the substation can be achieved, and meanwhile, the network message also can be sent to a rear end for further analysis.
Description
Technical field
The present invention relates to electric power system detection technique field, particularly relate to the analysis of a kind of intelligent substation network message and fault recording system.
Background technology
Intelligent grid is on the basis of high-speed bidirectional communication network, by the application of the DSS technology of the sensing of advanced person and measuring technique, advanced equipment and technology, advanced control method and advanced person, realize the target of reliable, safety, the economy of electrical network, efficient, environmental friendliness and use safety; The intelligentized solution of electrical network mainly comprises the following aspects: one is connect assets and equipment raising digitized degree by transducer; Two is the integration system of data and the collection system of data; Three is the abilities carrying out analyzing, and namely carries out correlation analysis, with optimizing operation and management according to the data grasped.Intelligentized six broad aspect of electrical network: Intelligent transformer station, generating, intelligence transmission of electricity, intelligent distribution network, intelligent power and intelligent scheduling.
In intelligent grid, main flow automated system all realizes equipment and system, interconnected between system and system in networked communication mode, the record of network service process is for operation conditions and the reciprocal process thereof of grasping intelligent grid equipment and system, system and system, and after realizing the fault early warning of automation system network, accident, the function such as accident analysis location and test is significant.
The automated system of intelligent grid is by various intelligent electronic device (IntelligentElectronicDevice, IED) form, realize information sharing by communication network between equipment, decrease the various signal cables in traditional electrical network, system configuration simplifies.So both ensure that the reliability of system turn improves economy.Mutual also based on network mode between intelligent grid automated system, its level of interaction is greatly strengthened along with the foundation of basic data acquisition platform.The complexity of communication is also improved while being based upon of intelligent grid data network transmission mode improves communication of power system ability, communication protocol also upgrades to by traditional serial port protocol agreements such as comprising TCP/IP, MMS, IEC61850, IEC61970 simultaneously, and this gives system debug and safeguard and brings very large change.Current intelligent grid, as faced the problem of communication process measuring means deficiency in intelligent substation, especially lacks the product of network communicated information record, analysis, diagnosis, alarm.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the analysis of a kind of intelligent substation network message and fault recording system are provided, the local analysis to substation network message can be realized, this network message can also be sent it back rear end simultaneously and further analyze.
The object of the invention is to be achieved through the following technical solutions: intelligent substation network message is analyzed and fault recording system, comprise rear end ADMINISTRATION SUBSYSTEM and front terminal system, front terminal system comprises intelligent grid network message converging device, fault wave recording device, message accounting device, message analysis instrument and warning device, intelligent grid network message converging device is connected with fault wave recording device and message accounting device respectively, fault wave recording device is all connected with message analysis instrument with message accounting device, message analysis instrument is connected with rear end ADMINISTRATION SUBSYSTEM and warning device respectively.
Described intelligent grid network message converging device comprises housing and is located at the internal circuit of enclosure interior, internal circuit comprises multiple data acquisition unit, the first data processor, the second data processor, at least one gigabit networking communicator, single-chip microcomputer and power circuit, and housing is provided with IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface, display screen and power interface.
Described multiple data acquisition unit is all connected with the first data processor, first data processor is connected with gigabit networking communicator and the second data processor respectively, second data processor is connected with single-chip microcomputer, IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface and display screen respectively, power interface is connected with power circuit, and power circuit is connected with the second data processor; Multiple gigabit networking communicator comprises the first gigabit networking communicator and the second gigabit networking communicator, and the first gigabit networking communicator is connected with fault wave recording device, and the second gigabit networking communicator is connected with message accounting device.
Described warning device comprises at least one in audible alarm unit and light warning device.
Positioner is provided with in described message analysis instrument.
Described IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface are connected to a lightning protection device.
Described lightning protection device comprises circuit board and sealing installation metal shell on circuit boards; circuit board comprises three groups of surge protection circuits; wherein one group of surge protection circuit is connected across between live wire and ground wire; another group surge protection circuit is connected across between ground wire and zero line; one group of surge protection circuit is also had to be connected across between live wire and zero line; live wire and zero line are connected in series two resistance respectively; between live wire and zero line, cross-over connection one has the gas discharge tube of three ends, and the 3rd end of gas discharge tube is connected with ground wire.
Described surge protection circuit is the circuit of Transient Suppression Diode and the rear composition of recovery diode series connection.
Described message analysis instrument model is NSAR500.
Module when described internal circuit also comprises PTP couple, during PTP couple, module is connected with single-chip microcomputer and the second data processor respectively.
During described PTP couple, module comprises DM9000 network interface, the 2nd CPU and interface processor, and DM9000 network interface is connected with the 2nd CPU, and the 2nd CPU is connected with interface processor, and interface processor is connected with single-chip microcomputer and the second data processor respectively.
Described power circuit comprises rectistack, transient impact protective circuit, switch transformer, load matched resistance and ON-OFF control circuit; the input of rectistack is connected with power interface; between the output of transient impact protective circuit parallel connection access rectistack and the primary coil of switch transformer; ON-OFF control circuit is connected with transient impact protective circuit; the secondary coil of load matched resistor coupled in parallel access switch transformer, the secondary coil of switch transformer is connected with the second data processor.
The invention has the beneficial effects as follows: in the present invention, the message data of equipment to be monitored in each intelligent substation converges by intelligent grid network message converging device, message analysis instrument realizes the local analysis to network message, and network message can also be sent it back rear end carries out further analyzing and processing simultaneously.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of intelligent substation message analysis of the present invention and failure wave-recording subsystem;
Fig. 2 is the structured flowchart of intelligent grid network message converging device in the present invention;
Fig. 3 is the structured flowchart of lightning protection device in the present invention.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1, intelligent substation network message is analyzed and fault recording system, comprise rear end ADMINISTRATION SUBSYSTEM and front terminal system, front terminal system comprises intelligent grid network message converging device, fault wave recording device, message accounting device, message analysis instrument and warning device, intelligent grid network message converging device is connected with fault wave recording device and message accounting device respectively, fault wave recording device is all connected with message analysis instrument with message accounting device, and message analysis instrument is connected with rear end ADMINISTRATION SUBSYSTEM and warning device respectively.
Described warning device comprises at least one in audible alarm unit and light warning device.When the analysis result of message analysis instrument exceeds default result, warning device is reported to the police.
Positioner is provided with in described message analysis instrument.The locator data of oneself, when analysis result or message data being sent to rear end ADMINISTRATION SUBSYSTEM, together sends by message analysis instrument, and analysis result rear end ADMINISTRATION SUBSYSTEM can being known receive or message data are the Monitoring Data of which transformer station.
Described message analysis instrument model is NSAR500.
As shown in Figure 2, described intelligent grid network message converging device comprises housing and is located at the internal circuit of enclosure interior, internal circuit comprises multiple data acquisition unit, the first data processor, the second data processor, at least one gigabit networking communicator, single-chip microcomputer and power circuit, and housing is provided with IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface, display screen and power interface.
Described multiple data acquisition unit is all connected with the first data processor, first data processor is connected with gigabit networking communicator and the second data processor respectively, second data processor is connected with single-chip microcomputer, IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface and display screen respectively, power interface is connected with power circuit, and power circuit is connected with the second data processor; Multiple gigabit networking communicator comprises the first gigabit networking communicator and the second gigabit networking communicator, and the first gigabit networking communicator is connected with fault wave recording device, and the second gigabit networking communicator is connected with message accounting device.
Described IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface are connected to a lightning protection device.
Module when described internal circuit also comprises PTP couple, during PTP couple, module is connected with single-chip microcomputer and the second data processor respectively.
During described PTP couple, module comprises DM9000 network interface, the 2nd CPU and interface processor, and DM9000 network interface is connected with the 2nd CPU, and the 2nd CPU is connected with interface processor, and interface processor is connected with single-chip microcomputer and the second data processor respectively.
Described housing is provided with multiple indicator light, and indicator light is connected with the second data processor.The quantity of indicator light is consistent with the quantity of total interface, and each indicator light represents the state of an interface; Color LED lamp selected by indicator light.
Described power circuit comprises rectistack, transient impact protective circuit, switch transformer, load matched resistance and ON-OFF control circuit; the input of rectistack is connected with power interface; between the output of transient impact protective circuit parallel connection access rectistack and the primary coil of switch transformer; ON-OFF control circuit is connected with transient impact protective circuit; the secondary coil of load matched resistor coupled in parallel access switch transformer, the secondary coil of switch transformer is connected with the second data processor.Power circuit can prevent the situation of indirect lightning strike and transient overshoot voltage breakdown switching tube, can normally work when severe.
As shown in Figure 3; described lightning protection device comprises circuit board and sealing installation metal shell on circuit boards; circuit board comprises three groups of surge protection circuits; wherein one group of surge protection circuit is connected across between live wire and ground wire; another group surge protection circuit is connected across between ground wire and zero line; one group of surge protection circuit is also had to be connected across between live wire and zero line; live wire and zero line are connected in series two resistance respectively; between live wire and zero line, cross-over connection one has the gas discharge tube of three ends, and the 3rd end of gas discharge tube is connected with ground wire.
Described surge protection circuit is the circuit of Transient Suppression Diode and the rear composition of recovery diode series connection.Because Transient Suppression Diode response speed is exceedingly fast, can start within the extremely short time, the voltage at communication interface two ends is suppressed a lower level, and surge current is released to greatly.Simultaneously, large in order to overcome Transient Suppression Diode junction capacitance, affect the problem of HF communication quality, at the access fast recovery diode that Transient Suppression Diode is connected on the line, significantly can reduce communication interface two ends capacitance, ensure the quality of HF communication.Access parameter that live wire and zero line are connected respectively is the decoupling resistance of 4.7 Ω/0.5W, can while raising electrical impedance impact capacity, can also reduce its loss on the line from.Because circuit board is sealed in metal shell, when can ensure Signal transmissions, shield electromagnetic wave.
The above is only the preferred embodiment of the present invention, be to be understood that the present invention is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the present invention, then all should in the protection range of claims of the present invention.
Claims (9)
1. intelligent substation network message is analyzed and fault recording system, it is characterized in that: comprise rear end ADMINISTRATION SUBSYSTEM and front terminal system, front terminal system comprises intelligent grid network message converging device, fault wave recording device, message accounting device, message analysis instrument and warning device, intelligent grid network message converging device is connected with fault wave recording device and message accounting device respectively, fault wave recording device is all connected with message analysis instrument with message accounting device, and message analysis instrument is connected with rear end ADMINISTRATION SUBSYSTEM and warning device respectively;
Described intelligent grid network message converging device comprises housing and is located at the internal circuit of enclosure interior, internal circuit comprises multiple data acquisition unit, the first data processor, the second data processor, at least one gigabit networking communicator, single-chip microcomputer and power circuit, and housing is provided with IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface, display screen and power interface;
Described multiple data acquisition unit is all connected with the first data processor, first data processor is connected with gigabit networking communicator and the second data processor respectively, second data processor is connected with single-chip microcomputer, IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface and display screen respectively, power interface is connected with power circuit, and power circuit is connected with the second data processor; Multiple gigabit networking communicator comprises the first gigabit networking communicator and the second gigabit networking communicator, and the first gigabit networking communicator is connected with fault wave recording device, and the second gigabit networking communicator is connected with message accounting device.
2. intelligent substation network message according to claim 1 is analyzed and fault recording system, it is characterized in that: described warning device comprises at least one in audible alarm unit and light warning device.
3. intelligent substation network message according to claim 1 is analyzed and fault recording system, it is characterized in that: be provided with positioner in described message analysis instrument.
4. intelligent substation network message according to claim 1 is analyzed and fault recording system, it is characterized in that: described IRIG-B code input interface, PPS signal output interface, TOP message output interface, IRIG-B code output interface, alarm interface are connected to a lightning protection device.
5. intelligent substation network message according to claim 4 is analyzed and fault recording system, it is characterized in that: described lightning protection device comprises circuit board and sealing installation metal shell on circuit boards, circuit board comprises three groups of surge protection circuits, wherein one group of surge protection circuit is connected across between live wire and ground wire, another group surge protection circuit is connected across between ground wire and zero line, one group of surge protection circuit is also had to be connected across between live wire and zero line, live wire and zero line are connected in series two resistance respectively, between live wire and zero line, cross-over connection one has the gas discharge tube of three ends, 3rd end of gas discharge tube is connected with ground wire.
6. intelligent substation network message according to claim 5 is analyzed and fault recording system, it is characterized in that: described surge protection circuit is the circuit of Transient Suppression Diode and the rear composition of recovery diode series connection.
7. intelligent substation network message according to claim 1 is analyzed and fault recording system, it is characterized in that: described message analysis instrument model is NSAR500.
8. intelligent substation network message according to claim 1 is analyzed and fault recording system, it is characterized in that: module when described internal circuit also comprises PTP couple, and during PTP couple, module is connected with single-chip microcomputer and the second data processor respectively;
During described PTP couple, module comprises DM9000 network interface, the 2nd CPU and interface processor, and DM9000 network interface is connected with the 2nd CPU, and the 2nd CPU is connected with interface processor, and interface processor is connected with single-chip microcomputer and the second data processor respectively.
9. intelligent substation network message according to claim 1 is analyzed and fault recording system, it is characterized in that: described power circuit comprises rectistack, transient impact protective circuit, switch transformer, load matched resistance and ON-OFF control circuit, the input of rectistack is connected with power interface, between the output of transient impact protective circuit parallel connection access rectistack and the primary coil of switch transformer, ON-OFF control circuit is connected with transient impact protective circuit, the secondary coil of load matched resistor coupled in parallel access switch transformer, the secondary coil of switch transformer is connected with the second data processor.
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| CN201510589198.6A CN105098993B (en) | 2015-09-16 | 2015-09-16 | Intelligent substation network message is analyzed and fault recording system |
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| CN201510589198.6A CN105098993B (en) | 2015-09-16 | 2015-09-16 | Intelligent substation network message is analyzed and fault recording system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105305640A (en) * | 2015-11-28 | 2016-02-03 | 国网江西省电力公司赣东北供电分公司 | Intelligent substation fault record protection motion information diagnosis method |
| CN105553110A (en) * | 2016-02-27 | 2016-05-04 | 国网安徽省电力公司蚌埠供电公司 | Intelligent substation portable fault recording and message detecting device |
| CN107707567A (en) * | 2017-11-09 | 2018-02-16 | 成都量之星科技有限公司 | A kind of substation network data safety management system |
| WO2022083708A1 (en) * | 2020-10-22 | 2022-04-28 | 深圳市槟城电子股份有限公司 | Discharge circuit, surge protection circuit, ignition circuit, and electric device |
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2015
- 2015-09-16 CN CN201510589198.6A patent/CN105098993B/en active Active
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305640A (en) * | 2015-11-28 | 2016-02-03 | 国网江西省电力公司赣东北供电分公司 | Intelligent substation fault record protection motion information diagnosis method |
| CN105553110A (en) * | 2016-02-27 | 2016-05-04 | 国网安徽省电力公司蚌埠供电公司 | Intelligent substation portable fault recording and message detecting device |
| CN107707567A (en) * | 2017-11-09 | 2018-02-16 | 成都量之星科技有限公司 | A kind of substation network data safety management system |
| WO2022083708A1 (en) * | 2020-10-22 | 2022-04-28 | 深圳市槟城电子股份有限公司 | Discharge circuit, surge protection circuit, ignition circuit, and electric device |
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| CN105098993B (en) | 2017-06-30 |
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