CN109861398A - A kind of the electrical power services device and its network system realization of digital transformer substation - Google Patents
A kind of the electrical power services device and its network system realization of digital transformer substation Download PDFInfo
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- CN109861398A CN109861398A CN201910270126.3A CN201910270126A CN109861398A CN 109861398 A CN109861398 A CN 109861398A CN 201910270126 A CN201910270126 A CN 201910270126A CN 109861398 A CN109861398 A CN 109861398A
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- 238000004891 communication Methods 0.000 claims description 22
- 238000012545 processing Methods 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 2
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Classifications
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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
- Y04S40/124—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 wired telecommunication networks or data transmission busses
Abstract
The invention discloses the electrical power services devices and its network system realization of a kind of digital transformer substation.The network system realization is executed by corresponding electrical power services device, comprising: according to the framework of electrical power services device, determines that the allocation position of each functional module, allocation position include the first CPU and the 2nd CPU respectively;According to the speed of performance demand and incidence relation of functional module, the program avatar of each functional module is determined;According to the program avatar of each functional module and classification, executable file is established in the allocation position of the functional module.Electrical power services device provided by the invention is integrated with protection, observing and controlling, telemechanical and the functional modules such as information-preserving by the processor of dual processors, and cooperates and realize corresponding server system, realizes hardware platform integration, basic function is integrated, functional software modularization;Reduce the quantity of secondary device, simplify network connection, reduce cost of investment, reduce substation fault point, improves the stability and reliability of system operation.
Description
Technical field
The present invention relates to the electrical power services device of digital transformer substation field more particularly to a kind of digital transformer substation and its it is
System implementation method.
Background technique
Intelligent transformer station is to be with high- speed network communication platform for intelligent object with first and second equipment of substation
It realizes information sharing and interoperability by being standardized to intelligent information, and based on network data, realizes in basis
The substation of the automation functions such as measurement monitoring, control protection, information management.
Secondary device architecture diagram in existing 110kV and following digital transformer substation is as shown in Figure 1,110kV protection observing and controlling dress
It sets, layer device is reported at equal intervals with MMS for main transformer protection device, automatic throw-in equipment of emergency power supply and 10/35kV protection supervisory equipment
The form of text is completed through interchanger and telecontrol device, the information exchange of background system, send in completion digital & analog signal data and distant
The control commands such as control tripping such as issue at the functions.In above-mentioned existing scheme, protective device is divided by function, a kind of protection
Function corresponds to a protective device, and measure and control device is divided by interval, and the corresponding multiple measure and control devices in multiple intervals, this will lead to
The secondary devices such as protection, observing and controlling are large number of in substation, interchanger need more physical internet ports for bay device with
The communication of the equipment such as background system, telecontrol device, entire framework wiring are complicated cumbersome.At the same time, existing for hardware platform
Protective device and measure and control device mostly use greatly based on distributed multi-processor and modularized hardware framework in Intelligent transformer station
Hardware platform, high-speed serial bus realizes data interaction between multi -CPU/dsp board card passes through plate, and data communication speed needs between CPU
It is promoted.
Summary of the invention
It, can it is an object of the invention to propose the electrical power services device and its network system realization of a kind of digital transformer substation
The quantity for reducing secondary device in digital transformer substation simplifies framework wiring, promotes communication speed.
To achieve this purpose, the present invention adopts the following technical scheme:
On the one hand, the present invention provides a kind of electrical power services device of digital transformer substation, comprising: processor, FPGA and embedded
Switch module;
The processor includes the first CPU and the 2nd CPU;
First CPU is by the FPGA connection procedure layer equipment, for realizing to process layer devices and described
The protection of the primary equipment of process layer devices connection, measurement and control;
First CPU is connected with the 2nd CPU by Ethernet, and the 2nd CPU passes through the embedded interchanger
Module connects station level equipment and bay device.
Wherein, the processor includes control module, protective module, telemechanical module, module information-preserving, communication module, recording
Module, five anti-parsing modules, process layer data processing module and database management module.
Wherein, the communication module includes server function module and client functionality module;
The server function module is configured at the first CPU, for summarizing the protective module and the observing and controlling mould
The data of block;
The client functionality module is configured at the 2nd CPU, for by between the first CPU and the 2nd CPU
Ethernet and the server function module communicate to connect.
Specifically, protective module, control module, server function module, recording module, five anti-parsing modules, process layer
Data processing module and database management module are configured at the first CPU;Client functionality module, telemechanical module and information-preserving
Module is configured at the 2nd CPU.
On the other hand, the present invention provides a kind of network system realization of electrical power services device, by above-mentioned electrical power services device Lai
It executes, comprising:
According to the framework of the electrical power services device, the allocation position of each functional module, the allocation position are determined respectively
Including the first CPU and the 2nd CPU;
According to the speed of performance demand and incidence relation of the functional module, the program body of each functional module is determined
Existing form;
According to the described program avatar of each functional module and classification, in the configuration of the functional module
Executable file is established in position.
Wherein, according to the framework of the electrical power services device, the allocation position of each functional module is determined respectively, comprising:
Functional module relevant to process layer devices is configured to the first CPU;
The functional module communicated with station level equipment and/or bay device is configured to the 2nd CPU;
Wherein, functional module relevant to process layer devices includes: control module, protective module, server function module,
Recording module, five anti-parsing modules, process layer data processing module and database management module;With station level equipment and/or
The functional module of interlayer equipment communication includes: telemechanical module, module information-preserving and client functionality module.
Wherein, according to the speed of performance demand and incidence relation of the functional module, each functional module is determined
Program avatar, comprising:
Control module, protective module and process layer data processing module are encapsulated as static library respectively;
Five anti-parsing modules are encapsulated as dynamic base;
Communication module, recording module, database management module, telemechanical module and module information-preserving are written as source code text
Part.
Further, according to the described program avatar of each functional module and classification, in the functional module
The allocation position establish after executable file, further includes: the journey of each functional module on test the first CPU
Sort run is time-consuming, specifies the kernel in the first CPU operation for each functional module.
Further, according to the described program avatar of each functional module and classification, in the functional module
The allocation position establish after executable file, further includes:
Resource is distributed automatically for each functional module on the 2nd CPU by system, realizes process load balancing.
The invention has the benefit that
Electrical power services device provided by the invention is integrated with protection, observing and controlling, telemechanical and the function such as information-preserving by the processor of dual processors
Energy module, and cooperate and realize corresponding server system, hardware platform integration is realized, basic function is integrated, and function is soft
Part modularization;Reduce the quantity of secondary device by a relatively large margin, simplify network connection, reduce cost of investment, reduces substation's event
Hinder point, improves the stability and reliability of system operation.
Detailed description of the invention
Fig. 1 is the secondary device architecture diagram of digital transformer substation in the prior art.
Fig. 2 is the structural schematic diagram for the electrical power services device that the embodiment of the present invention one provides.
Fig. 3 is the flow chart of the network system realization of electrical power services device provided by Embodiment 2 of the present invention.
Fig. 4 is the example that test program operation is time-consuming in the embodiment of the present invention two.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.
Embodiment one
The present embodiment provides a kind of electrical power services devices of digital transformer substation, are suitable for 110kV and substation below.It should
Digital transformer substation includes that process layer devices, station level equipment and bay device, process layer devices are connect with primary equipment, mistake
Journey layer equipment includes combining unit and intelligent terminal, or to close intelligence integrated equipment.
Fig. 2 is the structural schematic diagram of electrical power services device provided in an embodiment of the present invention.As shown in Fig. 2, the electrical power services device
It include: processor, FPGA 30 and embedded switch module 40.
The processor includes the first CPU 10 and the 2nd CPU 20.Wherein, the first CPU 10 and the 2nd CPU
20 respectively include network interface.
In the present embodiment, processor selects tetra- core communication processor of QorIQ T1040, it is possible to provide needed for network and communication
High-performance data access accelerates framework (DPAA) and network Peripheral Interface.T1040 is be integrated with gigabit ethernet switch 64
Position embeded processor, T series processors are suitable for mixing control and data platform application, such as fixed router, interchanger, embedding
Enter formula access device, firewall and other Packet Filtering applications and general-purpose built-in type calculates.It has higher integrated
Degree, it is possible to provide brilliant performance advantage simplifies design on hardware and software.
The processor include control module, protective module, telemechanical module, module information-preserving, communication module, recording module,
It is multiple or whole in five anti-parsing modules, process layer data processing module and database management module.
First CPU 10 includes protective module, control module, recording module, five anti-parsing modules, process layer data
Processing module and database management module, protective module include main transformer protection module and prepared auto restart module.
First CPU 10 connects the process layer devices by the FPGA 30, for realizing to the process layer
The protection for the primary equipment that equipment is connected with the process layer devices, measurement and control.The FPGA of the present embodiment selection large capacity
(Field-Programmable Gate Array, i.e. field programmable gate array), preferably Altera Cyclone IV GX
FPGA device is suitable for communication, Digital Signal Processing and industrial control field.The FPGA 30 and embedded switch module
40 connections, the message for sending process layer devices are sent to network analyzing apparatus through the embedded switch module.
Protective device in the prior art scheme, measure and control device are all isolated units, establish object with interchanger respectively
Reason links, and in the present embodiment, the protection supervisory equipment in these conventional numerical substations is integrated in the form of functional module
In first CPU 10 of electrical power services device, digital transformer substation design scheme is optimized, reduces the quantity of secondary device.
First CPU 10 is connected with the 2nd CPU 20 by Ethernet, using the network interface respectively carried,
Realize that ethernet communication, the 2nd CPU 20 pass through the network interface and the embedded switch module 40 by physical connection
Physical connection is connected to station level equipment and bay device by gigabit Ethernet.
2nd CPU 20 includes telemechanical module and module information-preserving.Wherein, the telemechanical module is used for described first
CPU 10 and bay device carry out data collection and control, and send station level equipment for collected data;It is described
Module information-preserving obtains data from the telemechanical module by shared drive mode, for communicating with Prudential Master, realizes son information-preserving
It stands function.
The embedded switch module 40 is High performance industrial Ethernet switch, is controlled for realizing electrical power services device and station
The number of telemechanical module, module information-preserving in the protection supervisory equipment and the 2nd CPU20 outside data exchange, realization between layer equipment
According to the data exchange between station level equipment in exchange and substation.
The communication module includes server function module and client functionality module.Wherein, the first CPU 10 is gone back
Including server function module, for summarizing the data of protective module and control module in the first CPU 10;With existing skill
Art is compared, and multiple server modules of all protective modules and control module have been synthesized unique service by the first CPU 10
Device functional module.The telemechanical module of 2nd CPU 20 further includes client functionality module, passes through 10 He of the first CPU
Ethernet and the server function module between 2nd CPU 20 communicate to connect.The server function module is 61850 clothes
Business device module, client functionality module are 61850 client modules, and are communicated based on IEC61850 standard.
Electrical power services device provided in this embodiment is integrated with protection, observing and controlling, telemechanical and information-preserving etc. by the processor of dual processors
Functional module reduces the quantity of secondary device by a relatively large margin, and is further simplified system architecture, each mould by embedded interchanger
By Ethernet interface physical connection between block, the reliability and transmission speed of data communication are improved.
Embodiment two
The hardware structure for the electrical power services device that the present embodiment provides based on the above embodiment is provided and is taken suitable for the electric power
The network system realization of business device, realizes the high stability and reliability of system operation.
Fig. 3 is the flow chart of the network system realization of electrical power services device provided in this embodiment.As shown in figure 3, the system
Implementation method includes the following steps:
S11 determines the allocation position of each functional module according to the framework of the electrical power services device respectively.
The allocation position includes the first CPU and the 2nd CPU.
Specifically, according to the connection relationship of electrical power services device and other equipment, it will function mould relevant to process layer devices
Block is configured to the first CPU, and the functional module communicated with station level equipment and/or bay device is configured to described second
CPU。
Wherein, functional module relevant to process layer devices includes: control module, protective module, server function module,
Recording module, five anti-parsing modules, process layer data processing module and database management module;With station level equipment and/or
The functional module of interlayer equipment communication includes: telemechanical module, module information-preserving and client functionality module.
Meanwhile the first CPU process and kernel bind, be suitable for configuration the higher functional module of requirement of real-time, such as survey
Control module, protective module and process layer data processing module etc.;2nd CPU realizes load balancing, and the process run thereon is at it
It is dynamic resource allocation in kernel, is suitable for the lower functional module of requirement of real-time.
Since, there are connection mechanism difference, wire data type is inconsistent between each hardware, therefore, reasonable distribution function mould
Block is run to corresponding CPU, can simplify data interaction, improves the speed of data communication, and safe and reliable.
S12 determines the journey of each functional module according to the speed of performance demand and incidence relation of the functional module
Sequence avatar.
According to functional module to the height of requirement of real-time, while considering the function of the call relation between module and realization
Correlation distinguishes the higher functional module of the requirement of real-time such as control module, protective module and process layer data processing module
It is encapsulated as static library, is called in source code file;The anti-parsing module of requirement of real-time lower five is encapsulated as dynamic base,
It is called in source code file;Other modules such as communication module, recording module, database management module, telemechanical module and guarantor
Believe module, is then embodied directly in source code file.
S13, according to the described program avatar of each functional module and classification, described in the functional module
Allocation position establishes executable file.
Classify according to the effect of functional module, is divided into determining described program avatar corresponding executable
It is called in file, after compiling, is configured on corresponding CPU, system can be run.
In the present embodiment, 4 executable files are divided into the first CPU, are respectively as follows:
1) main program executable file: the operation journey including control module, protective module and process layer data processing module
Sequence;Wherein, based on the design of changeable, protective module and control module are mutually indepedent in the form of static library, adapt to different
Application.
2) the operation program of server function module.
3) the operation program of recording module.
4) the operation program of database management module.
It is divided into 2 executable files in 2nd CPU, is respectively as follows:
1) the operation program of telemechanical module and module information-preserving.
2) the operation program of client functionality module.
Functional module is classified and is divided into different executable files, carries out reasonable distribution in conjunction with hardware structure, it is right
System resource rationally utilizes particularly important safely with system.
Further, it is the load of each kernel of better balance CPU, is considered as each functional module rationally dividing in kernel
Match, to guarantee program stable operation.Wherein program time-consuming is an important evaluation index, in program takes a long time, and exceeds
When disconnected, it may occur that unpredictable risk.
Therefore, after step S13, further includes: the program of each functional module runs consumption on test the first CPU
When, the kernel in the first CPU operation is specified for each functional module.
Fig. 4 is the example that test program operation is time-consuming in the present embodiment.As shown in figure 4, function 1, function
2, function 3 respectively indicates the interruption time-consuming of kernel two, kernel three and kernel four.Process layer data processing module operates in
Kernel two, interrupting time-consuming average value is 94.673us;Protective module operates in kernel three, interrupts time-consuming average value and is
548.504us;The interruption time-consuming average value of kernel four where control module is 301.196us.
According to the executable file in step S13 on the first CPU, in main program executable file, process layer data processing
Module is assigned to kernel two and interrupts execution, and protective module is assigned to kernel three and interrupts execution, and control module is assigned in kernel four
It is disconnected to execute, the operation program of the operation program of server function module, the operation program of recording module and database management module
It interrupts and executes in kernel one jointly.
In addition, distributing resource automatically by system for each functional module on the 2nd CPU, realize that process load is equal
Weighing apparatus, there is no need to the kernels of designated program operation.
It should be noted that the electrical power services device institute integrated functionality can according to different application, different substation demand,
It is adjusted correspondingly, is mainly reflected in the difference of protection observing and controlling function, such as, if it include prepared auto restart module, control module
How many a interval datas etc. can be handled, therefore in practical applications, the need to be paid special attention in conjunction with the method for operation of electrical power services device
Load condition of one CPU core two to kernel four, Ying Liuyou nargin.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (9)
1. a kind of electrical power services device of digital transformer substation characterized by comprising processor, FPGA and embedded interchanger mould
Block;
The processor includes the first CPU and the 2nd CPU;
First CPU is by the FPGA connection procedure layer equipment, for realizing to the process layer devices and the process
The protection of the primary equipment of layer equipment connection, measurement and control;
First CPU is connected with the 2nd CPU by Ethernet, and the 2nd CPU passes through the embedded switch module
Connect station level equipment and bay device.
2. electrical power services device according to claim 1, it is characterised in that:
The processor includes control module, protective module, telemechanical module, module information-preserving, communication module, recording module, five anti-
Parsing module, process layer data processing module and database management module.
3. electrical power services device according to claim 2, it is characterised in that:
The communication module includes server function module and client functionality module;
The server function module is configured at the first CPU, for summarizing the protective module and the control module
Data;
The client functionality module is configured at the 2nd CPU, for by between the first CPU and the 2nd CPU with
Too net and the server function module communicate to connect.
4. electrical power services device according to claim 3, it is characterised in that:
Protective module, control module, server function module, recording module, five anti-parsing modules, process layer data processing module
The first CPU is configured at database management module;
Client functionality module, telemechanical module and module information-preserving are configured at the 2nd CPU.
5. a kind of network system realization of electrical power services device, which is characterized in that held by electrical power services device as claimed in claim 3
Row, comprising:
According to the framework of the electrical power services device, determine that the allocation position of each functional module, the allocation position include respectively
First CPU and the 2nd CPU;
According to the speed of performance demand and incidence relation of the functional module, determine that the program of each functional module embodies shape
Formula;
According to the described program avatar of each functional module and classification, in the allocation position of the functional module
Establish executable file.
6. network system realization according to claim 5, which is characterized in that according to the framework of the electrical power services device, divide
The allocation position of each functional module is not determined, comprising:
Functional module relevant to process layer devices is configured to the first CPU;
The functional module communicated with station level equipment and/or bay device is configured to the 2nd CPU;
Wherein, functional module relevant to process layer devices includes: control module, protective module, server function module, recording
Module, five anti-parsing modules, process layer data processing module and database management module;With station level equipment and/or wall
The functional module of equipment communication includes: telemechanical module, module information-preserving and client functionality module.
7. network system realization according to claim 5, which is characterized in that according to the speed of performance need of the functional module
Summation incidence relation, determines the program avatar of each functional module, comprising:
Control module, protective module and process layer data processing module are encapsulated as static library respectively;
Five anti-parsing modules are encapsulated as dynamic base;
Communication module, recording module, database management module, telemechanical module and module information-preserving are written as source code file.
8. network system realization according to claim 5, which is characterized in that according to the journey of each functional module
Sequence avatar and classification, after the allocation position of the functional module establishes executable file, further includes: test institute
The program operation for stating each functional module on the first CPU is time-consuming, specifies for each functional module in the first CPU
The kernel of operation.
9. network system realization according to claim 5, which is characterized in that according to the journey of each functional module
Sequence avatar and classification, after the allocation position of the functional module establishes executable file, further includes:
By each functional module distribution resource that system is on the 2nd CPU, process load balancing is realized.
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Publication number | Priority date | Publication date | Assignee | Title |
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CN112562436A (en) * | 2020-11-20 | 2021-03-26 | 国网浙江省电力有限公司培训中心 | Monitoring training system for intelligent substation |
CN115065515A (en) * | 2022-06-02 | 2022-09-16 | 国网河北省电力有限公司超高压分公司 | Network security monitoring device of transformer substation |
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