CN102999367B - A kind of method of fast initialization IEC61850 intelligent apparatus user client communication - Google Patents
A kind of method of fast initialization IEC61850 intelligent apparatus user client communication Download PDFInfo
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Abstract
A kind of method of fast initialization IEC61850 intelligent apparatus user client communication, the key step that its method comprises has: lead storehouse subsystem and resolve scd file according to IEC61850 standard, process the data object type of intelligent device model, preservation data object type and manipulative indexing to user client communication configuration file, and client reads user client communication configuration file, client creates the data structure of preserving data object, the initialization completing a data object, until total data object handles terminates, complete client initialization process.The present invention is directed to existing IEC61850 intelligent apparatus client slow problem of initialization speed when process has mass data, thus cause system Installation and Debugging needs in period constantly amendment model and having to restart the trouble that client causes, and cause data loss problem because various factors causes active and standby intelligent apparatus client to switch during system cloud gray model, and intelligent apparatus and user client communication recover to need to reinitialize the other problems caused.
Description
Technical field
The invention belongs between the intelligent apparatus of plant stand end employing IEC61850 agreement and client and realize MMS Communication processing field, a kind of in particular method adopting fast initialization IEC61850 intelligent apparatus user client communication.
Background technology
On the basis of International Electrotechnical Commission TC57 communications protocol before summing up, formulate IEC61850 communication standard.This communication standard is by carrying out unified Modeling to the object in electric substation automation system, adopt Object-oriented Technique and the object Communications service interface independent of network structure, enhance the interoperability of equipment room, seamless link can be realized between the equipment of different manufacturers.This etalon is high for flexible configuration, reliability, the feature of high safety, represents the developing direction in Substation Automation System future.
In IEC61850 standard, object and service are the topmost concepts of two classes in MMS.Wherein to as if static concept, indirectly embody the attribute of the aspects such as the state of physical device various piece, operating mode and function with certain data relation.Physical device certain visible or sightless characteristic inherently corresponding to object of attribute representative, it both can be simple data, and also can be complicated structure, can be even other objects.The map physical parameters of physical device in the respective attributes of object, to the monitoring of physical device by having come the reading of object properties and amendment.The example of object class is called object, and it is actual physics entity abstract representation in a computer, is minimum unit that is manipulable in MMS, that had meaning, and all MMS services all complete based on object.
Exactly because the communication of MMS layer is based on object approach, so when intelligent apparatus client and device communication set up communication, the model details such as logical device, logic node, data object must be obtained from device, and create corresponding data structure for each data object.For Generic Substation, operative installations quantity is few, and the data object quantity of each device is also very limited, but has occurred large power energy storage station and digitizing station and intelligent substation in recent years.In this plant stand end, the data object that model of mind itself has is very many, and the quantity of intelligent apparatus is also very many, makes the data object quantity of plant stand end from 9 ~ more than 300,000 data object like this.The data object of so extensive quantity causes intelligent apparatus user client communication initialization speed slowly, and through testing the intelligent device model of 90,000 data objects, use classic method initialization, initialization time is 20 minutes.Cause following problem like this: system Installation and Debugging periods, need constantly amendment model to restart client computer and bother very much; During system cloud gray model, due to various factors cause active and standby intelligent apparatus client to switch time, owing to needing the initialization time grown very much when standby host is converted to main frame, when making to have to because main frame goes wrong enable standby host, lose mass data; Meanwhile, cause communicating interrupt for a certain reason between intelligent apparatus and intelligent apparatus client, then communication recovers to need to reinitialize normally, thus the other problems that also can cause.
Summary of the invention
The object of the invention is to overcome the slow-footed problem of IEC61850 intelligent apparatus user client communication initialization, when the plant stand ends such as digital transformer substation, intelligent substation and energy storage station gather mass data object instance, use the client initialization time of traditional treatment method long especially and make system debug difficulty, main preparation system switch difficulty serious time cause losing important monitor data, and communicating interrupt then recovers again the other problems that occurs in the situations such as communication.For this reason, the invention provides a kind of method of fast initialization intelligent apparatus user client communication.
The present invention solves its technical matters and takes following technical scheme to realize:
A method for fast initialization IEC61850 intelligent apparatus user client communication, it is characterized in that, the concrete steps of the method are as follows:
(1), the storehouse subsystem of leading of intelligent substation supervisory system resolves substation configuration description scd file according to IEC61850 standard;
(2), intelligent substation supervisory system according to step (1) to the parsing of scd file, obtain data object (DataObject) type that IEC61850 intelligent apparatus IED model comprises, row relax of going forward side by side obtains the unique index of each data object type;
(3), preserve data object type and manipulative indexing to intelligent apparatus IED user client communication configuration file, execution step (2) that circulates to step (3), until the data objects processing of all IEC61850 intelligent apparatus IED models terminates;
(4), intelligent apparatus IED client reads user client communication configuration file;
(5), intelligent apparatus IED client creates and preserves the data structure of data object, completes the initialization of a data object;
(6), circulating performs step (4) to step (6), until total data object handles terminates, completes client initialization process.
The present invention can include but not limited to following optimal technical scheme further.
Comprising according to IEC61850 standard parsing scd file of described step (1): obtain transformer station from the substation part of scd file, electric pressure, wall, the hierarchical relationship of intelligent apparatus, resolve intelligent device model and obtain accessing points (AccessPoint), virtual server (Server), logical device (LogiclDevice), logic contact (LogiclNode), data object (DataObject), and obtain data object type in conjunction with data masterplate (DataTemplates), thus obtain the data object type of each data object and correspondence thereof.
Further, in step (2), existing hash algorithm is used to process the data object type that step (1) obtains intelligent device model, obtain the unique index of data object type, ensure that all data object type in intelligent device model have a unique index value corresponding with it.
Further preferred version is: in step (3), according to the data set item of data object example under logic node LLN0 in intelligent device model, each data set item corresponds to a data object instance (data object example is a specific implementation of data object class), lead storehouse subsystem for its generation remote measurement, remote signalling or distant arteries and veins item, and the data object type index value that this data object type of generating of integrating step (2) is corresponding, this remote measurement, remote signalling or distant arteries and veins and data object type index are saved in intelligent apparatus user client communication configuration file as a data configuration item, then, to all data set items circular treatment one by one in intelligent device model, just obtain all data objects, remote measurement, remote signalling or distant arteries and veins item and with the corresponding configuration data between data object type index.
Further preferred version is as follows: the method that the IEC61850 intelligent apparatus client of described step (4) reads user client communication configuration file is: when intelligent apparatus client-side program starts, item by item the communication configuration file that generates of read step (4).
The method of the data structure of the client establishment preservation data object of described step (5) is: the data item read according to step (5), according to data object type index value, the data object whether initialization that three of this data item distant amounts that check are corresponding, if do not have initialization just to obtain all data attributes of this data object from intelligent apparatus, for it creates the data structure that is preserved this data object, and this data object type index and data structure are saved in buffer zone; If the initialization of this data object type, do not need to obtain the detailed data attribute of data object from intelligent apparatus, directly from data buffer, take out the data structure corresponding with it, and re-create the new data structure that is preserved data object example.
The application finishes step (6) and just means that the data object initialization of record three distant amounts is complete afterwards.Repeat step (4) to step (6), until complete the initialization of all data objects, intelligent apparatus client initialization process terminates.
The present invention has following beneficial effect:
The present invention proposes the method adopting fast initialization IEC61850 intelligent apparatus client, tool has the following advantages and good effect:
(1) greatly the IEC61850 intelligent apparatus client initialization time is shortened.Use classic method initialization, the intelligent device model of 80,000 remote signalling and 10,000 remote measurements, initialization time is about 20 minutes; After adopting the method for fast initialization IEC61850 intelligent apparatus client, same model initialization time was only for 1 ~ 2 second.For system Installation and Debugging periods, need constantly amendment model to restart client computer and provide conveniently.
(2), when active and standby IEC61850 intelligent apparatus client switches, substantially reduce the initialization time that standby host is converted to main frame, when making to have to because main frame goes wrong enable standby host, loss of data is minimum.
(3) when the communicating interrupt of IEC61850 intelligent apparatus client and intelligent apparatus then recovers again normal communication, accelerate IEC61850 intelligent apparatus client and reinitialize the time, thus reduce the other problems caused thus.
Accompanying drawing explanation
Fig. 1 is the processing flow chart of fast initialization IEC61850 intelligent apparatus client of the present invention.
Embodiment
Below in conjunction with specific embodiment, the inventive method is elaborated.
What the present invention relates to is a kind of method adopting fast initialization IEC61850 intelligent apparatus client, processes intelligent apparatus user client communication initialization procedure, and as shown in Figure 1, its concrete grammar step is as follows:
1, scd file is resolved according to IEC61850 standard;
The hierarchical relationship of transformer station, electric pressure, wall, intelligent apparatus is obtained from the substation part of scd file, resolve intelligent device model and obtain accessing points (AccessPoint), virtual server (Server), logical device (LDevice), logic contact (LNode), data object (DO), and obtain data object type in conjunction with data masterplate (DataTemplate), thus obtain the data object type of each data object and correspondence thereof.
2, the data object type of IEC61850 intelligent device model is processed;
The data object type method of the process IEC61850 intelligent device model of described step (2) is: data object type step (1) being obtained to intelligent device model processes, use existing hash algorithm to obtain the unique index of data object type, ensure that all data object type in intelligent device model have a unique index value corresponding with it.
3, preservation data object type and manipulative indexing are to user client communication configuration file;
The preservation data object type of described step (3) and manipulative indexing to the method for user client communication configuration file are: according to the data set item of data object example under logic node LLN0 in intelligent device model, wherein each data set item corresponds to a data object instance (data object example is a specific implementation of data object class), lead storehouse subsystem for its generation remote measurement, remote signalling or distant arteries and veins item, and data object type index corresponding to this data object example is got from the hash that step (2) generates, this remote measurement, remote signalling or distant arteries and veins and data object type index are saved in intelligent apparatus user client communication configuration file as a data item.Then, to all data set items circular treatment one by one in intelligent device model, just obtain all data objects, remote measurement, remote signalling or distant arteries and veins item and with the corresponding configuration data between data object type index.
4, client reads user client communication configuration file;
The method that the IEC61850 intelligent apparatus client of described step (4) reads user client communication configuration file is: when IEC61850 intelligent apparatus client-side program starts, item by item the communication configuration file that generates of read step (4).
5, client creates the data structure of preserving data object;
The method of the data structure of the client establishment preservation data object of described step (5) is: the data item read according to step (5), according to data object type index value, check the data object whether initialization that three of this data item distant measuring amount are corresponding, if do not have initialization just to obtain the data attribute of this data object from intelligent apparatus, for it creates the data structure that is preserved this data object, and this data object type index and data structure are saved in buffer zone; If the initialization of this data object type, do not need to obtain the detailed data attribute of data object from intelligent apparatus, directly from data buffer, take out the data structure corresponding with it, and re-create the new data structure that is preserved data object example.
6, the initialization of a data object is completed.
The described initialized method completing a data object is: finish step (6) and just mean that the data object initialization of record three distant amounts is complete afterwards.Repeat step (4) to step (6), until complete the initialization of all data objects, IEC61850 intelligent apparatus user client communication initialization procedure terminates.
Present invention applicant has done detailed description and description in conjunction with Figure of description to embodiments of the invention; but those skilled in the art should understand that; above embodiment is only the preferred embodiments of the invention; detailed explanation is just in order to understand spirit of the present invention better; and be not limiting the scope of the invention; on the contrary, any any improvement of doing based on invention of the present invention spirit or modify all should drop within protection scope of the present invention.
Claims (5)
1. a method for fast initialization IEC61850 intelligent apparatus user client communication, is characterized in that, the concrete steps of the method are as follows:
(1), the storehouse subsystem of leading of intelligent substation supervisory system resolves substation configuration description scd file according to IEC61850 standard;
(2), intelligent substation supervisory system according to step (1) to the parsing of scd file, obtain data object (DataObject) type that IEC61850 intelligent apparatus IED model comprises, row relax of going forward side by side obtains the unique index of each data object type;
(3), preserve data object type and manipulative indexing to intelligent apparatus IED user client communication configuration file, if the data objects processing of all IEC61850 intelligent apparatus IED models does not terminate, jump to step (2);
(4), intelligent apparatus IED client reads user client communication configuration file;
(5), intelligent apparatus IED client creates and preserves the data structure of data object, completes the initialization of a data object; When described client reads a data configuration item in described communication configuration file, according to data object type index value, the data object whether initialization that three of this data configuration item distant amounts that check are corresponding, if there is no initialization, all data attributes of this data object are just obtained from intelligent apparatus, for it creates the data structure that is preserved this data object, and this data object type index and data structure are saved in buffer zone; If the initialization of this data object type, do not need to obtain the detailed data attribute of data object from intelligent apparatus, directly from data buffer, take out the data structure corresponding with it, and re-create the new data structure that is preserved data object example;
(6), circulating performs step (4) to step (5), until total data object handles terminates, completes client initialization process.
2. the method for a kind of fast initialization IEC61850 intelligent apparatus user client communication according to claim 1, is characterized in that:
Step (1) is described to be comprised according to IEC61850 standard parsing scd file: obtain transformer station from the substation part of scd file, electric pressure, wall, the hierarchical relationship of intelligent apparatus, resolve intelligent device model and obtain accessing points (AccessPoint), virtual server (Server), logical device (LogiclDevice), logic contact (LogiclNode), data object (DataObject), and obtain data object type in conjunction with data masterplate (DataTemplates), thus obtain the data object type of each data object and correspondence thereof.
3. the method for a kind of fast initialization IEC61850 intelligent apparatus user client communication according to claim 1, is characterized in that:
In step (2), existing hash algorithm is used to process the data object type that step (1) obtains intelligent device model, obtain the unique index of data object type, ensure that all data object type in intelligent device model have a unique index value corresponding with it.
4. the method for a kind of fast initialization IEC61850 intelligent apparatus user client communication according to claim 1, is characterized in that:
In step (3), according to the data set item of data object example under logic node LLN0 in intelligent device model, lead storehouse subsystem and generate a remote measurement for each data set item, remote signalling or distant arteries and veins item, and the data object type index value that this data object type of generating of integrating step (2) is corresponding, this remote measurement, remote signalling or distant arteries and veins and data object type index are saved in intelligent apparatus user client communication configuration file as a data configuration item, then, to all data set items circular treatment one by one in intelligent device model, just obtain all data object type corresponding remote measurement, remote signalling or distant arteries and veins item and with the corresponding configuration data between data object type index, wherein each data set item corresponds to a data object instance, described data object example is a specific implementation of data object type.
5. the method for a kind of fast initialization IEC61850 intelligent apparatus user client communication according to claim 1, is characterized in that:
The method that the intelligent apparatus client of described step (4) reads user client communication configuration file is: when intelligent apparatus client-side program starts, item by item the communication configuration file that generates of read step (4).
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| CN103338262B (en) * | 2013-07-05 | 2016-05-04 | 南京国电南自电网自动化有限公司 | Based on the fast initializing method of IEC61850 and MMS client |
| CN104750825B (en) * | 2015-03-31 | 2017-11-21 | 国家电网公司 | A kind of intelligent substation SCD file fast resolving method |
| CN107733981A (en) * | 2017-09-11 | 2018-02-23 | 积成电子股份有限公司 | Measuring instrument adjustment method based on IEC62056 agreements |
| CN109446254B (en) * | 2018-09-29 | 2022-03-08 | 积成电子股份有限公司 | Implementation method of high-performance IEC61850 communication proxy |
| CN109063215B (en) * | 2018-10-16 | 2020-10-30 | 成都四方伟业软件股份有限公司 | Data retrieval method and device |
| CN110058879B (en) * | 2019-04-08 | 2023-06-09 | 浙江天正电气股份有限公司 | Rapid configuration method for intelligent terminal |
| CN112416452A (en) * | 2020-11-03 | 2021-02-26 | 许昌许继软件技术有限公司 | Method for quickly starting IEC61850 protocol library |
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