CN105356618A - Fault oscilloscope networking of integrated monitoring system - Google Patents
Fault oscilloscope networking of integrated monitoring system Download PDFInfo
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- CN105356618A CN105356618A CN201510885539.4A CN201510885539A CN105356618A CN 105356618 A CN105356618 A CN 105356618A CN 201510885539 A CN201510885539 A CN 201510885539A CN 105356618 A CN105356618 A CN 105356618A
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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 fault oscilloscope networking of an intelligent transformer station integrated monitoring system. In the intelligent transformer station integrated monitoring system, fault oscilloscopes in a transformer station, after concentrated individual networking, are then accessed to a station control layer network; a data communication gateway machine and a comprehensive application server respectively communicate with the fault oscilloscopes through the station control layer network; the multiple fault oscilloscopes in the station communicate with a main station at a scheduling end through one scheduling data network IP address by using a PAT (port address translation) technology on the data communication gateway machine; and the comprehensive application server is in charge of acquiring fault oscilloscope data in a concentrated mode so as to realize analysis and processing of the fault oscilloscope data in the station.
Description
Technical field
The invention belongs to dispatching automation of electric power systems technical field, be specifically related to a kind of fault oscillograph networking method for intelligent substation integrated monitoring system.
Background technology
Along with transformer station's unattended operation, the continuous propelling regulating and controlling integrated operational mode; deepening constantly of " general overhaul " and " running greatly " System Construction; traffic department can grasp fault message and relaying protection action message accurately and timely; failure judgement situation; to power system security reliability service, fast recovery of power supply all has great importance.Fault oscillograph networking achieves fault recorder data teletransmission to scheduling station at different levels; for scheduling person on duty and relaying protection professional provide the firsthand information of accident analysis and troubleshooting, improve the quick reaction capability of traffic department's process power system accident.
At present, two kinds of modes that the fault oscillograph network savvy that each department realize mainly is taked are:
Mode 1: set up fault oscillograph networked system.In dispatching terminal config failure Lu Bo main website, be connected directly to the non real-time switch of dispatch data net in station after the fault oscillograph networking in transformer station, by power dispatch data network and dispatching terminal master station communication.
This kind networking mode system architecture is simple, intermediate link is few, information transmission real-time is high, and can realize failure wave-recording main website to the real time monitoring of fault oscillograph and control.Mode 2: based on traditional relay protection and fault information management system.Protection information substation is linked into after all fault oscillograph networkings in transformer station; recorder data collection and the storage of each fault oscillograph is completed by protection information substation; fault recorder data will be delivered to dispatching terminal main website by power dispatch data network, realize fault oscillograph network savvy.
The reason such as to upgrade and later maintenance is not in place due to protection information substation device; from nationwide practical operation situation, there is boss UNICOM of standing and lead communicate with substation smooth, fault recorder data of not high, protective device and fault oscillograph and be difficult to series of problems such as obtaining in most of relay protection information and Fault Management System.This kind of networking mode is set up separately fault oscillograph networked system mode gradually and is replaced.And although fault oscillograph networked system has been used widely, in actual motion, also deposit problem both ways:
1. safety issue.Due to the non real-time switch of fault oscillograph direct access dispatching data network under this mode, oscillograph send all information all by deliver to dispatch data net, bring hidden danger to network security.
2. take dispatch data net IP address.For ensureing to establish a communications link with failure wave-recording main website, every platform fault oscillograph all needs configuration dispatch data net IP address.When transformer station's internal fault oscillograph quantity is too much, the IP number of addresses that will produce distribution cannot meet the phenomenon of fault oscillograph demand.
Summary of the invention
Based on the problems referred to above, the present invention proposes a kind of method of fault oscillograph networking of integrated monitoring system.The method, based on intelligent substation integrated monitoring system, to carry out after concentrated independent networking access station control layer network again to fault oscillographs all in transformer station; Data communication gateway machine communicates with fault oscillograph respectively by station level network with integrated application server; Data communication gateway machine uses PAT (port address conversion) technology, realizes multiple fault oscillograph in station and pass through a dispatch data net IP address and dispatching terminal master station communication.This fault oscillograph networking method efficiently solves the safety issue that fault oscillograph networking method in the past exists and the problem taking too much dispatch data net IP.
A kind of method of fault oscillograph networking of intelligent substation integrated monitoring system, intelligent substation integrated monitoring system safety subregion comprises safety Ith district and safety IIth district, wherein protective device information is by safety Ith district send, fault wave recording device is by safety IIth district delivers to dispatching terminal, and communicating of safety Ith district and safely IIth district is isolated by fire compartment wall; Failure wave-recording main website is deployed in dispatching of power netwoks end, is communicated by safe II district data communication gateway machine with oscillograph in transformer station.Described method comprises the steps:
Step (1): in safety II district, all fault oscillograph access station control layer networks in intelligent substation;
Step (2): the data communication gateway machine or the integrated application server that are arranged on safety IIth district communicate with fault oscillograph respectively by station level network;
Step (3): use port address to change PAT technology on the data communication gateway machine in described safety II district, to realize in intelligent substation multiple fault oscillograph by a dispatch data net IP address and dispatching terminal master station communication;
Step (4): scheduling station is responsible for concentrated collection fault recorder data, realizes the analysis and treament of station internal fault recorder data.
Further, in described step (1), to failure wave-recording apparatus access station control layer networks all in safety II district in intelligent substation, under this networking mode, fault oscillograph only needs LAN IP address in configuration station can complete the transmission of fault recorder data, does not take power dispatch data network IP.
Further, in described step (2), the data communication gateway machine in IIth district is linked into after the independent networking of fault oscillograph, the departures of unified management fault oscillograph recorder data are carried out by data communication gateway machine, realize the physical isolation of transformer station's internal fault oscillograph and dispatch data net, ensure that the fail safe of data network.
Further, in described step (3), in described step (3), adopt PAT technology, the communication of failure wave-recording main website and safety II district's data communication gateway machine outer net mouth IP address different port is mapped directly to the communication between failure wave-recording main website and each fault oscillograph.Both achieve fault recorder data and delivered to dispatching terminal in the storage directly of data communication gateway machine, meet again the requirement that dispatching terminal main website is communicated by multiple fault oscillograph in a dispatch data net IP address and station.
Further, in described step (4), II district's integrated application server except responsible collective analysis and process safety II district's information, and carries out, beyond visual presentation, also should realizing the concentrated collection of fault recorder data, analysis, process and displaying.
Relative to prior art, the present invention has following useful technique effect:
What adopt PAT technology to realize recorder data in transformer station is sent to dispatching terminal main website, while avoiding and taking a large amount of dispatch data net IP address, also because decreasing the intermediate conversion links in data flow, greatly improve the transmission efficiency of recorder data, achieve uploading in real time of fault recorder data.More useful be that of avoiding and the oscillograph in substation network is directly linked in electric power data network, reduce electric power data network safe operation risk.
Accompanying drawing explanation
Fig. 1 is the structure chart according to integrated monitoring system architecture of the present invention.
Fig. 2 is the structure chart according to failure wave-recording networking framework of the present invention.
Fig. 3 is the fault oscillograph networking method flow chart according to integrated monitoring system of the present invention.
Fig. 4 is the IP address configuration figure according to data communication gateway machine of the present invention and dispatching terminal main website.
Fig. 5 is according to port address conversion mapping table of the present invention.
Embodiment
Below with reference to accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, in intelligent substation integrated monitoring system, process of data communication is divided into two large divisions: safety Ith district and safety IIth district: protective device information is by safety Ith district send, and fault wave recording device is by safety IIth district delivers to dispatching terminal.Failure wave-recording main website is deployed in dispatching of power netwoks end, is communicated by safe II district data communication gateway machine with oscillograph each in transformer station.
The invention provides a kind of method of fault oscillograph networking of intelligent substation integrated monitoring system, its Organization Chart is as shown in Figure 2: after the independent networking of fault wave recording device, by data communication gateway machine or integrated application server deliver to dispatching terminal failure wave-recording main website.
As shown in Figure 3, networking method comprises the following steps its schematic flow sheet: step 1: in safety IIth district of intelligent substation integrated monitoring system, all fault oscillograph access station control layer networks in intelligent substation; At the plant stand end of intelligent substation integrated monitoring system, to LAN IP address in safety II district all failure wave-recording apparatuses configuration station, directly access station level safe II district network, fault recorder data is sent to transformer station's station level.This mode, not needing to take power dispatch data network IP address simultaneously, completes the collection of each fault oscillograph recorder data in transformer station.
Step 2: the data communication gateway machine or the integrated application server that are arranged on safety IIth district communicate with fault oscillograph respectively by station level network; Fault oscillograph by station level network insertion to the data communication gateway machine in safe IIth district or integrated application server, data communication gateway machine or integrated application Servers installed electric power data network IP address, in access electric power data network, and dispatching terminal main station system carries out data communication.Carried out the departures of unified management fault oscillograph recorder data in transformer station by data communication gateway machine or integrated application server, realize the physical isolation of each fault oscillograph and dispatch data net in transformer station, ensure that the fail safe of electric power data network.Namely cannot directly access oscillograph in transformer station on electric power data network, what in turn ensure that the interior each oscillograph data in station is normally sent to dispatching terminal simultaneously.The signal intelligence of oscillograph and recorder data are by data communication gateway machine or the unified management of integrated application server in standing.
Step 3: use port address to change PAT technology on the data communication gateway machine in described safety II district, to realize in intelligent substation multiple fault oscillograph by a dispatch data net IP address and dispatching terminal master station communication; Adopt PAT technology, the communication of failure wave-recording main website and II district's data communication gateway machine outer net mouth IP address different port is mapped directly to the communication between failure wave-recording main website and each fault oscillograph, both achieve fault recorder data and delivered to dispatching terminal in the storage directly of data communication gateway machine, meet again the requirement that dispatching terminal main website is communicated by multiple fault oscillograph in a dispatch data net IP address and station.
The configuration mode of LAN IP address as shown in Figure 4, the dispatch data net IP address of II district's data communication gateway machine and dispatching terminal master station communication is 10.10.44.181, the IP address of internal network communicated with oscillograph in station is 192.168.50.1, and three oscillographs are respectively 192.168.50.10/11/12 in the IP address of station Nei Yu II district's data communication gateway machine communication.II district's data communication gateway machine is done PAT (port address conversion) map, mapping table is shown in Fig. 5, when making master access IP address be the different port 60000/60001/60002 of 10.10.44.181, be converted to 102 ports (recording ripple business in this example by this port transmission) communication that directly access IP address is 192.168.50.10/11/12, realize the real time communication of each fault oscillograph in Lu Bo main website and transformer station.
Step 4: scheduling station is responsible for concentrated collection fault recorder data, realizes the analysis and treament of station internal fault recorder data.
Scheduling station except responsible collective analysis and process safety II district's information, and carries out, beyond visual presentation, also realizing the concentrated collection of fault recorder data, analysis, process and displaying.After the data of fault recorder that transformer substation end transmits is preserved by scheduling station, visual displaying can be carried out to fault recorder data, trend curve displaying is carried out to the analog quantity of preserving on a time period in failure wave-recording file, switching value information, accident analysis can be carried out on this basis, the electric network fault relevant parameter such as draw fault current voltage and fault is separate, differentiates provide support for dispatching of power netwoks personnel carries out fault location and failure cause.
Claims (5)
1. the fault oscillograph networking method of an intelligent substation integrated monitoring system; intelligent substation integrated monitoring system safety subregion comprises safety Ith district and safety IIth district; wherein protective device information is by safety Ith district send; fault wave recording device is by safety IIth district delivers to dispatching terminal; communicating of safety Ith district and safe IIth district is isolated by fire compartment wall; failure wave-recording main website is deployed in dispatching of power netwoks end; communicated by safe II district data communication gateway machine with oscillographs all in intelligent substation, it is characterized in that: described method comprises the steps:
Step (1): in safety II district, all fault oscillograph access station control layer networks in intelligent substation;
Step (2): the data communication gateway machine or the integrated application server that are arranged on safety IIth district communicate with fault oscillograph respectively by station level network;
Step (3): use port address to change PAT technology on the data communication gateway machine in described safety II district, to realize in intelligent substation multiple fault oscillograph by a dispatch data net IP address and dispatching terminal master station communication;
Step (4): the integrated application network in charge concentrated collection fault recorder data being arranged on safety IIth district, realizes the analysis and treament of station internal fault recorder data.
2. method according to claim 1, it is characterized in that: in described step (1), independent networking in station is carried out to all failure wave-recording apparatuses of intelligent substation, under this networking mode, fault oscillograph only needs LAN IP address in configuration station can complete the transmission of fault recorder data, does not take power dispatch data network IP.
3. method according to claim 1, it is characterized in that: in described step (2), the data communication gateway machine in safety IIth district is linked into after the independent networking of fault oscillograph, carried out the departures of unified management fault oscillograph recorder data by data communication gateway machine, realize the physical isolation of each oscillograph and dispatch data net in transformer station.
4. method according to claim 1, it is characterized in that: in described step (3), adopt PAT technology, the communication of failure wave-recording main website and safety II district's data communication gateway machine outer net mouth IP address different port is mapped directly to the communication between dispatching terminal main website and each fault oscillograph.
5. method according to claim 1, it is characterized in that: in described step (4), be arranged on the scheduling station in safety IIth district except responsible collective analysis and process safety II district's information, and carry out, beyond visual presentation, also realizing the concentrated collection of fault recorder data, analysis, process and displaying.
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Cited By (4)
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| CN106571964A (en) * | 2016-11-03 | 2017-04-19 | 国网河南省电力公司平顶山供电公司 | Fault wave-recording device key parameter remote configuration method based on reliable transmission network |
| CN107766356A (en) * | 2016-08-17 | 2018-03-06 | 上海毅昊信息科技股份有限公司 | A kind of electric network fault pattern analysis display systems and method based on Model Matching |
| CN108494603A (en) * | 2018-04-09 | 2018-09-04 | 苗玉鑫 | Dispatching automation comprehensively monitoring and intelligent warning system |
| CN109361267A (en) * | 2018-10-23 | 2019-02-19 | 国网辽宁省电力有限公司营口供电公司 | Failure wave-recording networked system |
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| CN105356618B (en) | 2018-06-26 |
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