CN102254074B - Automatic modeling method of intelligent transformer substation spacer - Google Patents
Automatic modeling method of intelligent transformer substation spacer Download PDFInfo
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- CN102254074B CN102254074B CN2011102230856A CN201110223085A CN102254074B CN 102254074 B CN102254074 B CN 102254074B CN 2011102230856 A CN2011102230856 A CN 2011102230856A CN 201110223085 A CN201110223085 A CN 201110223085A CN 102254074 B CN102254074 B CN 102254074B
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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
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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
Technical field
What the present invention relates to is a kind of method of technical field of power systems, specifically a kind of method for automatic modeling of intelligent substation spacing apparatus.
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 referred important position naturally and understandably in building transformer station 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, namely needed to be familiar with transformer station's configuration language of IEC61850.Mistake easily appears in this modeling pattern, 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 the retrieval to prior art, Chinese patent literature CN101706773, open day 2010-5-12, put down in writing a kind of " adopting the restructuring 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 bay level 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 automatically extracts sAddr information, according to sAddr information with model leaf node automatic mapping to real-time data base; 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 instantiation processes by key word, how different functional modes shone upon with the IEC61850 traffic model lack administrative mechanism, namely cause same functional mode when different unit engineering instantiations, will produce more repeated Model Mapping 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 affects 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, the method can't be processed " increment " process in the engineering construction.
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 spacing apparatus 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 to finish mapping ruler in the device development stage is used and can be finished Model Mapping; When configuration device can finish to the mapping of the functional image data set that is associated when signal is carried out Function 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, definition comprises input signal, output signal, functional parameter, function definite value, the function pressing plate of overall input and output, functional mode, the apparatus function model of output clamping;
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 logic node, and DO is data object, and DA is 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 quantity of state or the measured value of IEC61850 model; 3) output clamping of functional mode maps to 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 first functional mode to the instantiation process of IEC61850 model;
Described instantiation refers to: according to the mapping ruler of apparatus function model to the IEC61850 model, and instance number, the functional description of the corresponding IEC61850 function of specified device functional mode LN class, and distribute the affiliated IEC61850 logical device process of this LN.
2.2) internally user's definite value inventory and the systematic parameter inventory of option and installment device in the model, be used to form IEC61850 definite value associated data set;
2.3) configure 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;
Described Model Mapping refers to: 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 classification various device remote signalling, remote measurement, event, 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/output date flow 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 functional mode to the mapping details of 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 affect device external characteristics function when changing; Then only need to again derive the mapped file of built-in function and traffic model, when engineering construction, again be downloaded to device and get final product, and not affect 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 device participation system configuration 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 do not affect existing configuration data when using the new device capability description document that derives again to participate in system configuration.
The present invention and prior device performance history are compatible, configuration tool shielding developer is to the requirement of IEC61850 standard and model understanding, thereby the device development staff concentration is in logic and application and development, model mapping rule carries out maintenance and management by the communication protocol professionals such as IEC61850 are unified, is conducive to form good professional division; The management of modeling method support function Model Mapping also provides definite IEC61850 signal example process simultaneously, can greatly reduce the workload of engineering construction and the dirigibility of increase engineering construction.
The present invention can change at engineering demand, the parameter configuration adjustment, install self external characteristics Capacity extension and the inner situations such as variation that realize of device, 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 procedure chart.
Fig. 2 is embodiment signal map schematic diagram.
Fig. 3 is embodiment automatic modeling procedure chart.
Embodiment
The below elaborates to embodiments of the invention, and the present embodiment is implemented under take technical solution of the present invention as prerequisite, 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 spacing apparatus.
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 by the device development personnel, determine all external output quantities of device; 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, output clamping 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 the 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 relation.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 quantity of state or the measured value of IEC61850 model; 3) output clamping of functional mode maps to 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, finished the instantiation process of model by the device development personnel, when having the process of many-one or one-to-many or multi-to-multi, select according to demand a kind of functional mode to the mapping method of IEC61850 model; After obtaining the IEC61850 model of instantiation, need the instantiation of clear and definite each function LN function to describe.The above-mentioned IEC61850 that finishes is based on the foundation of model, and the below needs the various types of signal of model is carried out automatic mapping.
Device development personnel configure first all kinds of pressing plates, determine user's definite value inventory and the systematic parameter inventory of device.Pressing plate data meeting automatic mapping is in pressing plate data set dsEna or dsRelayEna, and value data meeting automatic mapping is in value data collection dsSetting or dsParameter.
Then determine again the various types of signal model to be classified: remote signalling, event, 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 by Model Mapping as a result autoscan out, 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 instantiation export function logic LN model as a result; 3) according to reducing pre-established IEC61850 data template in 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) according to the modeling result of function signal classification, under the LLN0 model of corresponding LD, create its related data set model and report-control block; 6) under logical device PI, make up corresponding GGIO model among the LLN0 according to input/output model, 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 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, such as MMS communication IP, GOOSE/SMV communication multicast address etc.; 2) the input data of IED, namely outside escapement or process apparatus are to the input of this device, such as analog acquisition, switching value input, quantity of state input etc.; 3) output of IED is related, i.e. the GOOSE/SMV data object of device output is subscribed to situation about using by other IED, such as concrete certain this switching value output, quantity of state output or analog output.4) secondary function of related IED is related, specifies the lazy IED secondary device function logic node LN that complies with when namely the secondary function in the primary equipment is realized, such as measurement function MMXU, defencive function PTOC, control function CSWI etc. among the IED.After the completion system configuration, can be formed directly in system configuration description document SCD by system configuration utility.5) Engineering Signal of inking device is described, and describes the description title etc. that terminal that title, voiding for subsequent use enter is described title, data set signal such as the chain circuit alarming terminal.
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 during related, the device operation of the relevant input and output of auto levelizer 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) if if the changes in demand that this process is produced by device side or parameter configuration adjustment and need the Reconfigurations process only need to derive the description document IID configuration of the device instantiation of increment this moment.The model capability of this configuration and messaging parameter thereof have all been inherited the system configuration process with related quote etc., therefore guarantee the stability of system configuration process.Only need in this case the description document IID that again will install the instantiation of upgrading to get final product for the original ICD configuration of replacement system configuration tool.2) device side is on the basis that does not change original external characteristics, if need to be when the inside of function implementation is done change.Can built-in function be needn't consider fully on the impact of external characteristic by modeling method of the present invention, updating device ability description file and the instantiation process of carrying out system configuration namely do not needed.Above-mentioned two 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 the constant strict isolation of characteristic and differentiation, therefore can offer convenience when project implementing process.
The present embodiment is finished the decoupling zero of functional mode and IEC61850 model by above-mentioned steps, only need to safeguard and develop new relationship maps rule when namely developing the communication protocol of non-IEC61850 model, and need not again 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 to finish the instantiation process of model by the Model Mapping relation during device modeling;
Install in the present embodiment that definite value, parameter, function signal all are to carry out automatic mapping by Function Classification in the 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, such as remote signalling, event, alarm, fault, record ripple, process layer output and input source etc.; Can finish the model generation of IEC61850 by such process; 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 to be absorbed in the realization of apparatus function itself, are being indifferent to modeling process.
Claims (3)
1. the method for automatic modeling of an intelligent substation spacing apparatus 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, definition comprises input signal, output signal, functional parameter, function definite value, the function pressing plate of overall input and output, functional mode, the apparatus function model of output clamping;
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;
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 quantity of state or the measured value of IEC61850 model; 3) output clamping of functional mode maps to 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 first functional mode to the instantiation process of IEC61850 model;
2.2) internally user's definite value inventory and the systematic parameter inventory of option and installment device in the model, be used to form IEC61850 definite value associated data set;
2.3) configure 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/output date flow 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, it is characterized in that, described instantiation refers to: according to the mapping ruler of apparatus function model to the IEC61850 model, instance number, the functional description of the corresponding IEC61850 function of specified device functional mode LN class, and distribute the affiliated IEC61850 logical device process of this LN.
3. method according to claim 1, it is characterized in that, described Model Mapping refers to: 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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