CN102254074A - Automatic modeling method of intelligent transformer substation spacer - Google Patents

Automatic modeling method of intelligent transformer substation spacer Download PDF

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Publication number
CN102254074A
CN102254074A CN2011102230856A CN201110223085A CN102254074A CN 102254074 A CN102254074 A CN 102254074A CN 2011102230856 A CN2011102230856 A CN 2011102230856A CN 201110223085 A CN201110223085 A CN 201110223085A CN 102254074 A CN102254074 A CN 102254074A
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iec61850
configuration
function
signal
mapping
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CN102254074B (en
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林海鹰
矫坚
徐柳茂
张波
周泉
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SHANGHAI SIEYUAN HONGRUI AUTOMATION CO Ltd
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SHANGHAI SIEYUAN HONGRUI AUTOMATION CO Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation

Abstract

The invention discloses an automatic modeling method of an intelligent transformer substation spacer. The automatic modeling method comprises the following steps of: setting a mapping rule of a function model and an IEC61850 model of a device; completing the automatic mapping of a function signal model and an IEC61850 signal model of the device, and exporting a device capacity description file; and applying the device capacity description file to system configuration of a transformer substation project. In the automatic modeling method of the intelligent transformer substation spacer, the mapping rule is preset according to a PLC (programmable logic controller) logic model of the device and the signal application characteristics of the PLC logic model, and then the PLC logic model and the IEC 61850 model are mapped, that is to say, mode mapping can be completed only through instantiation of the mapping rule in the development stage of the device; and when the device is configured, signals can be classified according to functions and automatically mapped to associated function data sets simultaneously.

Description

The method for automatic modeling of intelligent substation escapement
Technical field
What the present invention relates to is a kind of method of technical field of power systems, specifically is a kind of method for automatic modeling of intelligent substation escapement.
Background technology
Along with building carrying out of intelligent substation construction, the IEC61850 standard is applied to engineering construction as a kind of standard agreement; And how modeling as the key element of IEC61850 communication standard, device configuration tool naturally and understandably referred important position in building the intelligent substation process.The exploitation of apparatus function depends on configuration tool, by exploitation, the device external signal of configuration tool finishing device built-in function; And be exactly mapping process between apparatus function model and the IEC61850 model in the important bridge between communicating device built-in function and the external signal.China's Electric Power Industry standard " IEC61850 phase engineering construction standard " provides standardized modeling method, how apparatus function is shone upon with the IEC61850 master pattern also provide pamphlet.Early stage, great majority adopted artificial the participation to carry out manual modeling, thereby caused development device personnel and engineering staff are proposed high requirement, promptly needed to be familiar with transformer station's configuration language of IEC61850.Mistake appears in this modeling pattern easily, and also the utmost point is unfavorable for through engineering approaches; Therefore be necessary to finish the automatic modeling process by configuration tool.
Find through retrieval prior art, Chinese patent literature CN101706773, open day 2010-5-12, put down in writing a kind of " adopting the reorganization of XML information to realize the method for fast and automatic modeling of transformer substation IEC 61850 ", this technology is applied to adopt the digital transformer substation of IEC61850 communication and the wall IED modeling in traditional transformer station, may further comprise the steps: adopt XML that IED information is recombinated, IED information standardization interface is provided; Normalized XML file is edited, adjusted; Load the embedded minimum model that meets the IEC61850 standard; Agreement sAddr information format is added sAddr information automatically in advance, derives the ICD model file; IED resolves the ICD model file of deriving, and extracts sAddr information automatically, according to sAddr information the model leaf node is mapped to real-time data base automatically; IED adopts IEC61850 stipulations and station level equipment to carry out proper communication the real time data library information.
This technology is eliminated most of artificial configuration effort that participates in original engineering construction, but its weak point is arranged: 1) distinguish different model instance processes by key word, how different functional modes shone upon with the IEC61850 traffic model lack administrative mechanism, promptly cause same functional mode when different unit engineering instantiations, will produce more repeated model mappings work; 2) adopting short address and the tightly coupled method for designing of IEC61850 will cause the variation of device built-in function directly to be arrived influences device external characteristics ability description file, may cause the repetitive process of engineering system configuration.3) repeatability of project implementing process, because the change that engineering construction needs may need to increase the processing of signal or model, " increment " process during this method can't treatment project be implemented.
Summary of the invention
The present invention is directed to the prior art above shortcomings, a kind of method for automatic modeling of intelligent substation escapement is provided, in advance according to device PLC logical model and signal application feature exploitation mapping ruler thereof, finish relatedly with the mapping of IEC61850 model, the instantiation that only need finish mapping ruler in the device development stage is used and can be finished the model mapping; When configuration device can finish to the mapping of the functional image data set that is associated when signal is carried out functional classification automatically.
The present invention is achieved by the following technical solutions, the present invention includes following steps:
The mapping ruler of the 1st step, apparatus for establishing functional mode and IEC61850 model specifically comprises:
1.1) according to the functional requirement of escapement, define input signal, output signal, functional parameter, function definite value, the function pressing plate that comprises overall input and output, functional mode, the apparatus function model that exports pressing plate;
1.2) according to the engineering construction standard of IEC61850 model standard and industry, make up the IEC61850 model of the data type template that comprises LN, DO, DA, Enum; Wherein: LN is a logic node, and DO is a data object, and DA is a data object attribute, and Enum is the data object attribute of enumeration type.
1.3) mapping ruler of constructing function model and IEC61850 model, this mapping ruler is stored by configuration file, specifically comprises: 1) input quantity of functional mode maps to the controlled quentity controlled variable of IEC61850 model; 2) output quantity of functional mode maps to the quantity of state or the measured value of IEC61850 model; 3) the outlet pressing plate of functional mode maps to the quantity of state and the controlled quentity controlled variable of IEC61850 model; 4) the definite value amount of functional mode maps to configuration amount, definite value or the parameter item of IEC61850 model.
The automatic mapping of the 2nd step, finishing device function signal and IEC61850 signal model, and let-off gear(stand) ability description file specifically comprise:
2.1) finish the instantiation process of functional mode earlier to the IEC61850 model;
Described instantiation is meant: according to the mapping ruler of apparatus function model to the IEC61850 model, and instance number, the functional description of the pairing IEC61850 function of specified device functional mode LN class, and distribute the affiliated IEC61850 logical device process of this LN.
2.2) select the user's definite value inventory and the systematic parameter inventory of inking device internally in the model, be used to form IEC61850 definite value associated data set;
2.3) dispose the pressing plate type in the model internally, be used to form the pressing plate signal data collection of IEC61850;
2.4) finish from the model mapping of device external characteristics input and output terminal;
The mapping of described model is meant: by GGIO (general purpose I/O model) finish the empty terminal of input modeling, finish the modeling of the empty terminal of output, modeling by application function signal finishing device data set signals such as the various device remote signalling of classification, remote measurement, incident, alarm, fault, record ripples by the IEC61850 function LN model of actual functional capability model mapping.
The 3rd step, operative installations ability description file applications specifically comprise in the system configuration of substation project:
3.1) the device capability description document that generates is added in the system configuration utility of substation project;
3.2) finish this device input configuration, communication parameter configuration and with the configuration of primary equipment correlation function;
3.3) derive the CONFIG.SYS configure by system configuration utility;
3.4) import system configuration file in the device configuration tool, resolve its outside input/output relation and messaging parameter;
3.5) finally derive the configuration of instantiation and be downloaded in the device by the device configuration tool and move, be i.e. finishing device through engineering approaches process.
Effect of the present invention comprises:
1) management of support function model mapping: the present invention is by the method for formation rule configuration file, functional mode is managed independently, be that same functional mode has one or more mapping mechanisms, and each mapping mechanism is determined, device development personnel are indifferent to the mapping details of functional mode to the IEC61850 model.
2) finish function signal and the decoupling zero of IEC61850 signal: the present invention not functional mode and Signal Message Address of generating apparatus inside when forming the device capability description document, but this information is formed in the privately owned configuration file.As long as built-in function signal or functional organization's form do not influence device external characteristics function when changing; Then only need derive the mapped file of built-in function and traffic model again, when engineering construction, be downloaded to device again and get final product, and not influence whole system configuration process.
3) provide definite IEC61850 signal example process: the variation demand that increases when the present invention considers engineering construction, as long as functional mode and signal that the configuration of device participation system is quoted do not have deleted, all supporting derives function signal or the functional mode that increases, and keeps original model signals not change; Thereby use the new device capability description document that derives not influence existing configuration data when participation system disposes again.
The present invention and conventional apparatus performance history compatibility, configuration tool shielding developer is to the requirement of IEC61850 standard and model understanding, thereby device development personnel are absorbed in logic and application and development, model mapping rule carries out maintenance and management by communication protocol professionals such as IEC61850 are unified, helps forming good professional division; The management of modeling method support function model mapping also provides definite IEC61850 signal example process simultaneously, can reduce the workload of engineering construction and the dirigibility of increase engineering construction greatly.
The present invention can change at engineering demand, the parameter configuration adjustment, install expansion of self external characteristics ability and the inner situations such as variation that realize of device, the ability and the external characteristics of energy holding device self, inherit original system configuration information, thereby avoid device is carried out again system configuration process.
Description of drawings
Fig. 1 is embodiment model mapping process figure.
Fig. 2 is an embodiment signal map schematic diagram.
Fig. 3 is an embodiment automatic modeling procedure chart.
Embodiment
Below embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment
As shown in Figure 3, be the automatic modeling procedure chart of intelligent substation escapement.
The mapping ruler of the 1st step, apparatus for establishing functional mode and IEC61850 model:
At first, according to the empty terminal of the functional requirement definition device external characteristics of escapement, determine all input capabilities of device outside, determine all external output quantities of device by the device development personnel; The functional mode of construction device built-in function logic module and each logic module is determined its input signal, output signal, functional parameter, function definite value, function pressing plate, outlet pressing plate etc.; And the internal logic of finishing functional mode is realized.
Then by the model management personnel in conjunction with IEC61850 standard and engineering construction code requirement, make up the IEC61850 model template, create DA and Enum data type bottom-uply, create the DO data type, create basic LN data type; Determine and constructing function logic LN according to device development modeling needs, finish the privatization expansion of DO examples such as quantity of state under the LN, measured value, definite value item.
On the basis of above-mentioned work, the model management personnel finish the foundation of functional mode and IEC61850 model mapping relations.Mapping process is followed following mapping ruler: 1) input quantity of functional mode maps to the controlled quentity controlled variable of IEC61850 model; 2) output quantity of functional mode maps to the quantity of state or the measured value of IEC61850 model; 3) the outlet pressing plate of functional mode maps to the quantity of state and the controlled quentity controlled variable of IEC61850 model; 4) the definite value amount of functional mode maps to configuration amount, definite value or the parameter item of IEC61850 model.The mapping relations that make up use configuration file to store, and use in the functional mode instantiation.
The automatic mapping of the 2nd step, finishing device function signal and IEC61850 signal model, and let-off gear(stand) ability description file:
After the IEC61850 mapping ruler has been set up in unification,, when having the process of many-one or one-to-many or multi-to-multi, select the mapping method of a kind of functional mode according to demand to the IEC61850 model by the instantiation process that the device development personnel finish model; After obtaining the IEC61850 model of instantiation, need the instantiation of clear and definite each function LN function to describe.The above-mentioned foundation of finishing IEC61850 based on model needs the various types of signal of model is shone upon automatically below.
Device development personnel dispose all kinds of pressing plates earlier, determine the user's definite value inventory and the systematic parameter inventory of device.The pressing plate data can be mapped among pressing plate data set dsEna or the dsRelayEna automatically, and value data can be mapped among value data collection dsSetting or the dsParameter automatically.
Determine then again the various types of signal model to be classified: remote signalling, incident, alarm, fault, record ripple etc. to needing the externally signal model of output in the apparatus function model.The modeling of remote signalling type signal is in data set dsDin or dsRelayDin; The event type signal modeling is in data set dsTripInfo; The alarm type signal modeling is in data set dsWarning; The fault type signal modeling is in data set dsAlarm; The modeling of record ripple type signal is in data set dsRelayRec; The remote measurement type is come out by model mapping result autoscan, and signal modeling is in data set dsAin or dsRelayAin; The communication operating mode is according to the maximum capacity outputting alarm model of device, and signal modeling is in dsCommState.
Then be the input and output of the empty terminal of inking device.Input comprises the input of analog quantity, switching value, measured value, and needing the configuration input quantity is local input or the input of the network of station level or process layer; Input terminal is mapped as all kinds of GGIO data models, does the input signal association when being used for system configuration.Output comprises the output of switching value and measured value, and how subpackage is exported to need the configuration output quantity, and the output signal model modeling is in data set dsGoose.
After finishing said process, the needed data of ICD model have been ready to derive.ICD derivation process comprises by following steps: the LD model of 1) determining use according to different type of device; 2) according to IEC61850 model instance export function logic LN model as a result; 3) according to reducing pre-established IEC61850 data template under the instantiation situation of LN among the IED, form DataTemplate data template part; 4) according to the category of model configuration of definite value, pressing plate, under the LLN0 model of corresponding LD, create its related data set model; 5), under the LLN0 model of corresponding LD, create its related data set model and report controll block according to the modeling result of function signal classification; 6) under logical device PI, make up corresponding GGIO model among the LLN0 according to input, make up corresponding GOOSE output data set signal model among the LLN0 under logical device LD0 and PI; 7) according to the description name information of function signal and input/output signal model, the off-line of each DOI back end is described DESC information and online DU descriptor under the instantiation IED.
The 3rd step, operative installations ability description file applications are in the system configuration of substation project.
Device ICD ability description file with deriving is loaded in the system configuration utility.By the external characteristics and the ability of ICD characterization apparatus, in the system configuration process, finish the relevant configuration of IED.Specifically comprise: the 1) messaging parameter of IED, as MMS communication IP, GOOSE/SMV communication multicast address etc.; 2) the input data of IED, promptly outside escapement or process apparatus are to the input of this device, as analog acquisition, switching value input, quantity of state input etc.; 3) the output association of IED, i.e. the GOOSE/SMV data object of device output is subscribed to situation about using by other IED, as concrete certain this switching value output, quantity of state output or analog quantity output.4) the secondary function association of related IED is specified the lazy IED secondary device function logic node LN that complies with, as measurement function MMXU, defencive function PTOC, control function CSWI etc. among the IED when promptly the secondary function in the primary equipment is realized.After finishing system configuration, can be formed directly in system configuration description document SCD by system configuration utility.5) the engineering signal description of inking device is described the terminal that title, standby voiding go into as the chain circuit alarming terminal and is described description title of title, data set signal etc.
At the direct import system configuration describing document SCD of device configuration tool side, the device configuration tool can resolve messaging parameter, device HMI use when the relevant input and output association of auto levelizer, device operation the signal description title, determine SOE set of signals that device is actually used etc.Configuration informations that these devices profile instance description document CID and the operation of device built-in function are relied on are derived in the lump and are downloaded in the device and move.
Said process is the engineering typical case application process of finishing device ability description file, but the engineering application process tends to more complicated, exist following two kinds of situations can cause the repetitive process of system configuration: 1) to dispose if if this process changes in demand that is produced by device side or parameter configuration adjustment and needs upgrade layoutprocedure, only needs to derive the description document IID of the device instantiation of increment this moment.This configured models ability and messaging parameter thereof have all been inherited the system configuration process with related quote etc., therefore guarantee the stability of system configuration process.The description document IID that only need will install the instantiation of upgrading in this case again is used for replacing the original ICD configuration of system configuration utility and gets final product.2) device side is on the basis that does not change original external characteristics, if need be when the inside of function implementation is done change.The influence of built-in function be can needn't consider fully by modeling method of the present invention, updating device ability description file and the instantiation process of carrying out system configuration promptly do not needed external characteristic.Above-mentioned two kinds of situations have taken into full account the demand of variation in the device modeling method process that the present invention proposes, with the information of variation and constant strict the isolation and differentiation of characteristic, therefore can offer convenience when project implementing process.
Present embodiment is finished the decoupling zero of functional mode and IEC61850 model by above-mentioned steps, only need safeguard and develop new relationship maps rule when promptly developing the communication protocol of non-IEC61850 model, and need not again the built-in function and the PLC logic of development device; The mapping relations of functional mode and IEC61850 model, that supports one-to-many, many-one and multi-to-multi freely shines upon configuration; Mapping mode is the implementation of restraint device function not.By communication speciality personnel unified management and maintenance, only need finish the instantiation process of model by the model mapping relations during device modeling;
Install in the present embodiment that definite value, parameter, function signal all are to shine upon automatically by functional classification in empty terminal of pressing plate, input and output and the functional mode.Device development personnel's finishing device function is classified to function signal after realizing, as remote signalling, incident, alarm, fault, record ripple, the output of process layer and input source etc.; The model that can finish IEC61850 by such process generates; Method for automatic modeling with the data set signal as driving, and the data set signal with by the man-to-man mapping relations of function signal prebuild.Therefore the device development personnel only need be absorbed in the realization of apparatus function itself, are being indifferent to modeling process.

Claims (4)

1. the method for automatic modeling of an intelligent substation escapement is characterized in that, may further comprise the steps:
The mapping ruler of the 1st step, apparatus for establishing functional mode and IEC61850 model specifically comprises:
1.1) according to the functional requirement of escapement, define input signal, output signal, functional parameter, function definite value, the function pressing plate that comprises overall input and output, functional mode, the apparatus function model that exports pressing plate;
1.2) according to the engineering construction standard of IEC61850 model standard and industry, make up the IEC61850 model of the data type template that comprises LN, DO, DA, Enum;
1.3) mapping ruler of constructing function model and IEC61850 model;
The automatic mapping of the 2nd step, finishing device function signal and IEC61850 signal model, and let-off gear(stand) ability description file specifically comprise:
2.1) finish the instantiation process of functional mode earlier to the IEC61850 model;
2.2) select the user's definite value inventory and the systematic parameter inventory of inking device internally in the model, be used to form IEC61850 definite value associated data set;
2.3) dispose the pressing plate type in the model internally, be used to form the pressing plate signal data collection of IEC61850;
2.4) finish from the model mapping of device external characteristics input and output terminal;
The 3rd step, operative installations ability description file applications specifically comprise in the system configuration of substation project:
3.1) the device capability description document that generates is added in the system configuration utility of substation project;
3.2) finish this device input configuration, communication parameter configuration and with the configuration of primary equipment correlation function;
3.3) derive the CONFIG.SYS configure by system configuration utility;
3.4) import system configuration file in the device configuration tool, resolve its outside input/output relation and messaging parameter;
3.5) finally derive the configuration of instantiation and be downloaded in the device by the device configuration tool and move, be i.e. finishing device through engineering approaches process.
2. method according to claim 1 is characterized in that, described mapping ruler is stored by configuration file, specifically comprises: 1) input quantity of functional mode maps to the controlled quentity controlled variable of IEC61850 model; 2) output quantity of functional mode maps to the quantity of state or the measured value of IEC61850 model; 3) the outlet pressing plate of functional mode maps to the quantity of state and the controlled quentity controlled variable of IEC61850 model; 4) the definite value amount of functional mode maps to configuration amount, definite value or the parameter item of IEC61850 model.
3. method according to claim 1, it is characterized in that, described instantiation is meant: according to the mapping ruler of apparatus function model to the IEC61850 model, instance number, the functional description of the pairing IEC61850 function of specified device functional mode LN class, and distribute the affiliated IEC61850 logical device process of this LN.
4. method according to claim 1, it is characterized in that the mapping of described model is meant: by GGIO finish the empty terminal of input modeling, finish the modeling of the empty terminal of output, modeling by classification application function signal finishing device data set signal by the IEC61850 function LN model of actual functional capability model mapping.
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CN108733767A (en) * 2018-04-18 2018-11-02 北京四方继保自动化股份有限公司 A kind of intelligent substation configuration file management-control method based on decoupling technology
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