CN108964264A - The wireless realization of debugging method of intelligent substation site device - Google Patents
The wireless realization of debugging method of intelligent substation site device Download PDFInfo
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- H02J13/0075—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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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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- 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security
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- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
The invention patent discloses a kind of wireless realization of debugging method of intelligent substation site device.Wireless terminal accesses III area's APP server of safety and establishes bi-directional data connection, and APP server is connect by forwards/reverse isolating device with II area's comprehensive server of safety.II area's comprehensive server of safety transmits TCP unidirectional traffic, file command of the APP server to II area's comprehensive server of safety transmission request data to APP server.II area's comprehensive server of safety carries out data after being isolated with I area's administrative unit of safety by firewall and is bi-directionally connected.II area's comprehensive server of safety connects intelligent management unit, and completes the function of protocol forward, and APP server completes the storage and forwarding of data, and handheld terminal completes inspection function on the spot by web connection.Subterranean equipment is debugged by radio hand-held equipment, can be improved outdoor debugging O&M efficiency and quality, error is reduced, and debugging log and report can be automatically recorded, ensures the coverage rate and accuracy of debugging process.
Description
Technical field
This patent is related to Automation of Electric Systems O&M field, and in particular to a kind of radio patrol checking debugging of site equipment
Implementation.
Background technique
With the development of smart grid, traditional substation just gradually develops to intelligent substation.By the fast of key technology
Speed development is simultaneously advanced with standardization effort, and intelligent substation has been in the large-scale engineering practice stage at present.By 2016
The end of the year, the country are completed the intelligent substation that puts into operation up to more than 3000 seats.A large amount of engineering practice, to grinding for new technology and new equipment
System and application provide good verification environment, while also exposing some new problems, are mainly shown as that system reliability drops
Low and maintenance work amoun increases.Develop bring new problem to solve intelligent station, with the construction of third generation intelligent substation
And development, after local mounted protective device site installation, equipment can only be passed through using no liquid crystal design, device operating status
Conservative management unit, which is concentrated, to be consulted, and when being carried out in situ inspection and debugging, no liquid crystal interface can be checked device, can not confirm
Whether device communication and operation are normal, need to converse by intercom and control room when running inspection, whether confirmation data
Correctly, this inspection and debugging mode need more people's cooperations, inefficiency, and are easy error.Handheld terminal on the spot, can be at family
The data information of outer checking device greatly improves O&M efficiency and quality.
The characteristics of according to electric power secondary system, is divided into production control great Qu and management information great Qu.Production control great Qu
It is divided into control zone (Ith area of safety) and noncontrolled area (IIth area of safety).Production management area (IIIth area of safety) is divided into greatly in information management
With management information area (IVth area of safety).Different safety zones determine different security protection requirements, and middle grade is from high to low are as follows: safety
Ith area, IIth area of safety, IIIth area of safety, IVth area of safety.According to the deployment of " State Grid's secondary safety protection overall plan " and country
The requirement of 5 command of Electricity Monitoring Commission " electric power secondary system security protection provides ", for pacifying in electric power secondary system security protection system
Complete Ith area is connect with IIIth area of safety and the unidirectional Special safety xegregating unit in IIIth area of IIth area of safety and safety.Device is removed using basic
The safety protection techniques such as firewall, proxy server except, key uses the Physical-separation Technology of " the non-net of two-shipper ", that is, fills
Setting can block network to be directly connected to, and two networks are not connected in equipment simultaneously；Cellular logic can be blocked to connect, i.e. TCP/
IP must be stripped, and the non-net mode of initial data is transmitted；Transmission mechanism, which is isolated, has non-programmable property；Any data are all logical
Cross the completion of two-stage agent way.Handheld device passes through if necessary is wirelessly directly accessed administrative unit, it is necessary to be added by strict
Close Verification System, and it is safer from information management area publication.Subterranean equipment is debugged by radio hand-held equipment, can be improved
Outdoor debugging O&M efficiency and quality reduce error, and can automatically record debugging log and report, ensure debugging process
Coverage rate and accuracy.
Summary of the invention
The purpose of the present invention is to propose to a kind of wireless realization of debugging methods of intelligent substation site device, realize
When subterranean equipment inspection and replacement, outdoor can confirm whether device communication, operation are normal by handheld terminal, it can be independent complete
At patrol task.In conjunction with the requirement of national 5 command of Electricity Monitoring Commission " electric power secondary system security protection provides ", wireless device passes through more
Grade isolation and encryption certification, establish trusted channel, the data information of acquisition device with data source.
Technical solution: in order to achieve the above objectives, following technical solution can be used in the present invention:
A kind of wireless realization of debugging method of intelligent substation site device, it is characterised in that: in electric power secondary system
Great Qu and management information great Qu is controlled including production, Ith area of safety, IIth area of safety are divided into greatly in production control, and Ith area of safety is control
Area, IIth area of safety are noncontrolled area；Information management great Qu includes IVth area of IIIth area of safety and safety, and IIIth area of safety is production management
Area, IVth area of safety are management information area；It include APP server in IIIth area of safety；Secure accessing area is established in IIIth area of safety, wirelessly
Terminal by security gateway access APP server, establish bi-directional data with security server and connect, APP server by forward direction/
Reverse isolation device is connect with II area's comprehensive server of safety；II area's comprehensive server of safety to APP server by it is positive every
TCP unidirectional traffic is transmitted from device, APP server is transmitted to II area's comprehensive server of safety by reverse isolation device and requested
The file command of data；It is double that II area's comprehensive server of safety carries out data after being isolated with I area's administrative unit of safety by firewall
To connection.
Further, II area's comprehensive server of safety is responsible for message transmission, is read by the interface that one-way isolation device provides
The data forwarding for taking APP server reversely to send gives intelligent management unit device, for connect safety III area's communication network shutdown and
Intelligent management unit；Definite value, soft is such as called in the order that the interface APP server provided by one-way isolation device issues
Order, is then sent to intelligent management unit by pressing plate, analog quantity etc..Receive the message content that intelligent management unit issues and forwarding
APP server is given, APP server is then forwarded to.
Further, APP server is consistent with site administrative unit；APP server includes:
Unidirectional IEC103 client modules, the interaction of data and order is carried out with the integrated service area in IIth area of safety, is received
The real time data of intelligent management unit and storage pass through the transfer function of command file, the calling of control device data；
Handheld terminal service background, is communicated with handheld terminal, receives the data request command of handheld terminal, from data
Data are read in library, and are sent to handheld terminal and are shown.
Further, handheld terminal APP connects APP server by security gateway, obtains display Substation Bus Arrangement figure,
Then user by scanning means two dimensional code or clicks main wiring diagram device icon, starter data monitoring；The number of APP monitoring
It include: analog quantity, switching value, definite value and parameter, real-time report according to type.
Further, reversed TCP response is forbidden carrying using data, and the answer byte of application layer is up to 1 byte；
Reverse isolation device uses the transparent listening mode without IP address, supports network address translation, and message synthetic filter carries out UDP
Connection, one way data communication control, unidirectional connection control；Security gateway realizes converting station electric power grid and third party's net
The core safeguard function on network boundary,；It realizes the physical isolation to terminal and operation system, prevents illegally link from penetrating Intranet progress
Access.
The utility model has the advantages that the wireless realization of debugging method of intelligent substation site device provided by the invention is red by wireless
Handheld device debugs subterranean equipment, can be improved outdoor debugging O&M efficiency and quality, reduces error, and can automatically record
Debugging log and report ensure the coverage rate and accuracy of debugging process.
The wireless terminal realization of debugging method of disclosed intelligent substation site device specifically include that comprehensive server,
APP server, handheld terminal, four bulk of secure communications links.
Further, unidirectional IEC103 specification is for communication between comprehensive server and APP server, for realizing from
The APCI and ASDU that comprehensive server driving means monitors data to APP server this specification continue to use " State Grid Corporation of China after
Electric protection fault information processing system technical standard " in regulation.Due to this specification be unidirectional specification, " State Grid Corporation of China after
Electric protection fault information processing system technical standard " in about T2, T3 time-out, STARDT order, transmitting-receiving serial number confirmation etc. regulation
No longer it is applicable in.
Further, the UDP connection that reverse transfer is established between App server and comprehensive server, one way data communication
Control, unidirectional connection control, only allows to transmit the file of the writing using E language format, by virus document, non-document file and
Non- E language file is obstructed, and ensures the safety of Intranet highest safety zone to greatest extent.
Detailed description of the invention
Fig. 1 is wireless handheld terminal safety access system architecture diagram.
Fig. 2 is comprehensive server data flow diagram.
Fig. 3 is unidirectional 103 module flow diagram.
Fig. 4 is that MQ reads thread flow chart.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention
Technical solution, and not intended to limit the protection scope of the present invention.
Secure accessing area is established in IIIth area of substation safety, wireless terminal accesses III area APP of safety by security gateway and takes
Business device, establishes bi-directional data with security server and connect, and III area's APP server of safety passes through forwards/reverse isolating device and peace
The connection of complete IIth area comprehensive server.II area's comprehensive server of safety passes through positive isolating device to III area's APP server of safety and passes
TCP unidirectional traffic is sent, III area's APP server of safety is transmitted to II area's comprehensive server of safety by reverse isolation device and requested
The file command of data.It is double that II area's comprehensive server of safety carries out data after being isolated with I area's administrative unit of safety by firewall
To connection.As shown in Figure 1.
App server is consistent with administrative unit library, and comprehensive server is only responsible for message forwarding.Intermediate line link is kept for 103 groups
Number entry number is consistent, convenient for APP server receive after number according to can directly searching database entry suggest comprehensive server with
Intelligent management unit is communicated using main website 103.Expand and reads Sn coding message.Administrative unit is with exporting whole station unit address, IP
The mapping relations of location and SN coding are supplied to the use of APP server.App server and handset connection using Native and
Web mode and the Hybrid development mode of the two mixing.
Comprehensive server is as proxy service module, for the message information between transparent transmission APP server and administrative unit.
Referring to attached drawing 2.
App server establishes TCP connection using unidirectional IEC103 specification and comprehensive server, receives parsing comprehensive server
Analog quantity, switching value, definite value and the parameter and real-time reporting data of response.Numeric data is written to real-time database, for reality
When report, parse and store history library first, handheld terminal service background is then sent to by messaging bus, by it is hand-held eventually
Service background is held to be distributed to corresponding handheld terminal according to device monitored state.Workflow such as Fig. 3 institute of unidirectional 103 process
Show.
App server timing supervision messaging bus, reception are sent to all message of this process, then turn efficient message
It turns to CIME command message and is stored in command file, comprehensive server, the hair of command file are sent to by reverse isolation device
Result is sent to need to feed back to order source.In the case where multiple devices monitor simultaneously, APP server promotes the transmission effect of order
Rate, command file need to be packaged a plurality of command message and send into a command file.The reading thread of MQ, as shown in Figure 4.
Enter the listening state for waiting terminal APP connection after the starting of handheld terminal service background.If the connection bedding and clothing of APP
Business backstage receives, and service background is operated according to the instruction of terminal, generates the corresponding HTML5 page.
If the requested data of terminal APP directly return to the number in APP server database in history library, service background
According to；If request data need by comprehensive server to intelligent management unit inquire, service background send inter-process messages to
Unidirectional 103 client process is called by unidirectional 103 client process by file command mode, after servicing after the completion of on-call
The interface that platform is encapsulated by platform obtains data from real-time database and feeds back to APP and shows.
Handheld terminal APP can connect APP server by security gateway, obtain display Substation Bus Arrangement figure, then use
Family can pass through scanning means two dimensional code or click main wiring diagram device icon, starter data monitoring.Handheld terminal APP starting
Afterwards, the IP address of APP server is obtained in homepage first.If address is invalid, user is prompted to input legal IP address；If address
Effectively, then APP server is connected.If connecting the connection failure of APP server, prompts user's failure information and be maintained at homepage waiting
User re-enters APP server ip address.After connecting the success of APP server, APP loads the main wiring diagram page, into device
Data monitoring process.
In addition, there are many concrete methods of realizing and approach of the invention, the above is only a preferred embodiment of the present invention.
It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, can also do
Several improvements and modifications out, these modifications and embellishments should also be considered as the scope of protection of the present invention.What is be not known in the present embodiment is each
The available prior art of component part is realized.
Claims (5)
1. a kind of wireless realization of debugging method of intelligent substation site device, it is characterised in that: wrapped in electric power secondary system
Production control great Qu and management information great Qu is included, Ith area of safety, IIth area of safety are divided into greatly in production control, and Ith area of safety is control
Area, IIth area of safety are noncontrolled area；Information management great Qu includes IVth area of IIIth area of safety and safety, and IIIth area of safety is production management
Area, IVth area of safety are management information area；It include APP server in IIIth area of safety；Secure accessing area is established in IIIth area of safety, wirelessly
Terminal by security gateway access APP server, establish bi-directional data with security server and connect, APP server by forward direction/
Reverse isolation device is connect with II area's comprehensive server of safety；II area's comprehensive server of safety to APP server by it is positive every
TCP unidirectional traffic is transmitted from device, APP server is transmitted to II area's comprehensive server of safety by reverse isolation device and requested
The file command of data；It is double that II area's comprehensive server of safety carries out data after being isolated with I area's administrative unit of safety by firewall
To connection.
2. wireless realization of debugging method according to claim 1, it is characterised in that: II area's comprehensive server of safety is responsible for report
Literary transparent transmission, the interface provided by one-way isolation device read the data forwarding that APP server is reversely sent and give intelligent management list
Element apparatus, for connecting the shutdown of III area's communication network of safety and intelligent management unit；It is connect by the interface that one-way isolation device provides
The order that APP server issues, such as calling definite value, soft pressing plate, analog quantity are received, order is then sent to intelligent management unit.
It receives the message content that intelligent management unit issues and is transmitted to APP server, be then forwarded to APP server.
3. wireless realization of debugging method according to claim 1, it is characterised in that: APP server and site management are single
Member is consistent；APP server includes:
Unidirectional IEC103 client modules, the interaction of data and order is carried out with the integrated service area in IIth area of safety, receives intelligence
The real time data of administrative unit and storage pass through the transfer function of command file, the calling of control device data；
Handheld terminal service background, is communicated with handheld terminal, the data request command of handheld terminal is received, from database
Data are read, and is sent to handheld terminal and shows.
4. wireless realization of debugging method according to claim 1, it is characterised in that: handheld terminal APP passes through security gateway
APP server is connected, display Substation Bus Arrangement figure is obtained, then user by scanning means two dimensional code or clicks main wiring diagram
Device icon, starter data monitoring；APP monitoring data type include: analog quantity, switching value, definite value and parameter, in real time
Report.
5. wireless realization of debugging method according to claim 2, it is characterised in that: reversed TCP response, which is forbidden carrying, answers
With data, the answer byte of application layer is up to 1 byte；Reverse isolation device uses the transparent listening mode without IP address,
Support network address translation, message synthetic filter carries out UDP connection, one way data communication control, unidirectional connection control；Safety
Gateway realizes the core safeguard function of converting station electric power grid and third party's network boundary,；It realizes to terminal and business
The physical isolation of system prevents illegally link from penetrating Intranet and accesses.
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| CN201810647986.XA CN108964264A (en) | 2018-06-22 | 2018-06-22 | The wireless realization of debugging method of intelligent substation site device |
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| CN109917761A (en) * | 2019-03-13 | 2019-06-21 | 浙江浙能长兴天然气热电有限公司 | A kind of method and system improving DCS of Power Plant security protection |
| CN110189109A (en) * | 2019-06-05 | 2019-08-30 | 四川长虹电器股份有限公司 | Solution system based on engineering app management engineering |
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| CN109768997A (en) * | 2019-03-07 | 2019-05-17 | 贵州电网有限责任公司 | A kind of electric field inspection remote supervisory and control(ling) equipment and its monitoring method |
| CN109768997B (en) * | 2019-03-07 | 2023-06-16 | 贵州电网有限责任公司 | Remote monitoring equipment for electric power field inspection and monitoring method thereof |
| CN109917761A (en) * | 2019-03-13 | 2019-06-21 | 浙江浙能长兴天然气热电有限公司 | A kind of method and system improving DCS of Power Plant security protection |
| CN110189109A (en) * | 2019-06-05 | 2019-08-30 | 四川长虹电器股份有限公司 | Solution system based on engineering app management engineering |
| CN110730194A (en) * | 2019-11-28 | 2020-01-24 | 中节能宁夏新能源股份有限公司 | An information network protection system for abandoned mine gas power station |
| CN111864907A (en) * | 2020-07-30 | 2020-10-30 | 国网福建省电力有限公司 | A method and device for collecting and sharing small hydropower energy data |
| CN112272387A (en) * | 2020-09-22 | 2021-01-26 | 国电南瑞科技股份有限公司 | Low-scheduling time delay and high-speed access method, module, terminal and power secondary equipment based on 5G |
| CN112272387B (en) * | 2020-09-22 | 2022-03-11 | 国电南瑞科技股份有限公司 | Low-scheduling time delay and high-speed access method, module, terminal and power secondary equipment based on 5G |
| CN112910921A (en) * | 2021-03-02 | 2021-06-04 | 中核武汉核电运行技术股份有限公司 | Industrial control boundary network safety protection method |
| CN115037490A (en) * | 2021-11-12 | 2022-09-09 | 国网浙江省电力有限公司衢州供电公司 | Cross-network communication system for transformer substation malicious code detection |
| CN115037490B (en) * | 2021-11-12 | 2023-12-15 | 国网浙江省电力有限公司衢州供电公司 | A cross-network communication system for malicious code detection in substations |
| CN114500568A (en) * | 2022-01-19 | 2022-05-13 | 许昌许继软件技术有限公司 | A file synchronization method and device between multi-level inspection platforms |
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