CN105184673A - Power distribution network graph/ model file visualized offline checking method - Google Patents

Abstract

The invention discloses a visual off-line verification method of a distribution network diagram model file, which belongs to the field of power system distribution automation. A complete model graphics system. After the system obtains the abnormal model and graphic data of the power distribution GIS system, it first conducts a preliminary analysis of the model and graphic data, and then conducts a comprehensive check and analysis of the preliminary analysis data of the graphic model; using visual means Handle complex model description data and graphic description data, especially the relative incremental data of graphic files that are difficult to be found intuitively, that is, the data that only exists in model or graphic files that are difficult to intuitively analyze are clearly and accurately described on the interface. The feature of the present invention is that it breaks away from the limitation of the database and the automatic master station system, and the detection process takes into account both the model file and the graphic file, and the check results are clearly classified and intuitively displayed to the operation and maintenance personnel.

Description

A Visual Offline Verification Method for Distribution Network Diagram Files

technical field

The invention belongs to the field of electric power system distribution automation, and relates to a visual off-line verification method of a distribution network graph model file.

Background technique

In order to comply with the development requirements of the smart grid, distribution automation is gradually moving closer to information digitization, standardization and integration, and regards it as one of the core directions of future development. Due to the difference in system emphasis, the graphic model data provided by the power distribution GIS system cannot fully meet the requirements of the automation master station system. Although the automation master station system provides corresponding model checking tools, on the one hand, these checking tools focus on They are all concentrated in the model analysis, and the operation of the checking tool is too dependent on the automatic master station system itself, which greatly limits the convenience and flexibility of the checking tool.

Contents of the invention

In order to solve the problems in the prior art, the present invention provides a visual off-line checking method of the distribution network diagram model file, which can improve the detection efficiency and reduce the waste of resources on the basis of ensuring the stable operation of the main station system, which can be more clearly Understand the change information of the graph model change, and at the same time be able to check the graph model of the change, and use the visual method to complete the check and verification of the complex graph model data.

In order to solve the problems referred to above, the technical scheme that the present invention takes is:

A method for visual off-line verification of distribution network diagram files, characterized in that it includes the following steps:

(1) The system collects the model file data and graphic file data of GIS changes,

1) In the case of breaking away from the database, directly analyze and collect the GIS transaction model file data,

2), in the case of breaking away from the database, process the GIS graphics file corresponding to the model file in parallel, and collect the data of the graphics file;

(2), data processing of difference model files and graphics files,

1) Take the feeder as the unit, check the relationship between the devices in the model file data, combine the device information and connection point information in the model file, check the topology correctness of the model file,

2) Obtain the preliminary analysis data of the graphics file and the model file, and start the verification of the uniqueness of the equipment information, that is, check whether the equipment information only exists in the file,

3) Combining the preliminary analysis data of graphic files and model files, based on the uniform resource identification of equipment, analyze and check whether the equipment information is unique in the model files or graphic files;

(3) Visual analysis and operation of differentiated graphic files,

1) According to the form of plant station layer-knife gate layer-switch layer-feeder section layer-distribution transformer layer-distribution transformer layer-terminal head layer, the unique equipment in the graphic file is displayed,

2) Based on the feeder to which the equipment belongs, classify and display the unique equipment in the model file,

3) According to the difference, compare the equipment data analysis results of the graphic file and the model file, and classify and display the problematic equipment with correlation errors and topology errors in the model files.

The aforementioned method for visual offline verification of distribution network model files is characterized in that: in the step (1), the data collection of model files and graphic files of GIS changes includes: data collection is separated from the database and runs offline; data collection Concurrent processing is adopted, and there is no sequential requirement for data collection of graphic files and model files.

The aforementioned method for visual offline verification of distribution network model files is characterized in that: in the step (2), according to the device information described in the model file itself, the association relationship and topological relationship of the devices in the verification model file are analyzed ; According to the device information described in the model file and the device information described in the graphic file, the comparison and verification device is unique in the graphic file and in the model file.

The aforementioned method for visual off-line verification of distribution network diagram model files is characterized in that: in the step (3), according to the different layers of the equipment in the graphic file, the unique equipment is displayed; according to the model In the file, the unique equipment is displayed according to the feeder to which the equipment belongs; according to the data category, the problematic equipment with incorrect association relationship and topology error in the model file is classified and displayed.

Beneficial effects achieved by the present invention: The present invention is characterized by breaking away from the limitations of the database and the automatic master station system, taking into account both model files and graphic files during the detection process, and intuitively displaying the verification results to operation and maintenance personnel through clear classification.

1. The present invention breaks away from the limitation of the database and the automatic master station system, and the flexibility of the deployment of the verification tool is greatly improved, so that the verification efficiency is greatly improved;

2. The present invention reduces the dependence on system resources and ensures the overall economic benefits of the system;

3. The verification analysis of the present invention considers the model file and the graphic file at the same time, so that the accuracy of the verification tool is also greatly improved, and the quality of the verification is guaranteed;

4. The present invention uses concurrent means to process data and improve data processing efficiency.

5. The test results of the present invention are clearly classified, intuitively displayed, and highly usable.

Description of drawings

Fig. 1 is a flow chart of the method for visual off-line verification of distribution network diagram model files according to the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.

As shown in Figure 1, a visual off-line verification method for a distribution network diagram file is characterized in that it includes the following steps:

(1) The system collects the model file data and graphic file data of GIS changes,

1) In the case of breaking away from the database, directly analyze and collect the GIS transaction model file data,

2), in the case of breaking away from the database, process the GIS graphics file corresponding to the model file in parallel, and collect the data of the graphics file;

Acquisition can be carried out according to the following requirements: data acquisition runs off-line without the database; model file data and graphic file data acquisition adopts concurrent processing, and graphic file and model file data acquisition has no sequential requirements.

(2), data processing of difference model files and graphics files,

1) Take the feeder as the unit, check the relationship between the devices in the model file data, combine the device information and connection point information in the model file, check the topology correctness of the model file,

2) Obtain the preliminary analysis data of the graphics file and the model file, and start the verification of the uniqueness of the equipment information, that is, check whether the equipment information only exists in the file,

3) Combining the preliminary analysis data of graphic files and model files, based on the uniform resource identification of equipment, analyze and check whether the equipment information is unique in the model files or graphic files;

According to the device information described in the model file itself, analyze and check the association relationship and topological relationship of the devices in the model file; according to the device information described in the model file and the device information described in the graphic file, compare and check the device in the graphic file and in the model file Whether there is uniqueness in .

(3) Visual analysis and operation of differentiated graphic files,

1) According to the form of plant station layer-knife gate layer-switch layer-feeder section layer-distribution transformer layer-distribution transformer layer-terminal head layer, the unique equipment in the graphic file is displayed,

2) Based on the feeder to which the equipment belongs, classify and display the unique equipment in the model file,

3) According to the difference, compare the equipment data analysis results of the graphic file and the model file, and classify and display the problematic equipment with correlation errors and topology errors in the model file,

According to the different layers of the equipment in the graphic file, display the unique equipment; according to the different feeders of the equipment in the model file, display the unique equipment; according to the data category, classify and display the associated relationship in the model file Errors and problematic devices with wrong topology relationships.

The visual off-line verification method of the distribution network diagram model file in the present invention breaks away from the limitations of the database and the automatic master station system, and the detection process takes into account both the model file and the graphic file, and the verification results are clearly classified and intuitively displayed to the operation and maintenance personnel . The checking analysis of the present invention considers the model file and the graphic file at the same time, so that the accuracy of the checking tool is also greatly improved, and the checking quality is guaranteed. The method of the present invention does not rely on historical data, can operate without database, does not rely on other modules of the distribution network automation master station system, and can operate independently offline, thus greatly improving the flexibility and flexibility of the user's use of graphic model checking tools Convenience, so that the calibration efficiency is greatly improved. Before the abnormal data is imported into other modules of the distribution network automation master station system, with the help of this method, an accurate inspection of the relative incremental data and topological relationship of the graph file can be carried out to assist the operation and maintenance personnel to verify the correctness of the data. On the basis of making accurate judgments, a large amount of system resources are saved and the economy is improved.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments, and what described in the above-mentioned embodiments and the description only illustrates the principles of the present invention, and the present invention will also have other functions without departing from the spirit and scope of the present invention. Variations and improvements all fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. the visual off-line check method of power distribution network artwork file, is characterized in that: comprise the following steps:

(1), system gathers the model file data of GIS unusual fluctuation and graphical file data,

1), when departing from database, directly GIS unusual fluctuation model file data analysis is gathered,

2), when departing from database, the GIS graphic file that parallel processing is corresponding with model file, and gather this graphical file data;

(2), the data processing of differential pattern file and graphic file,

1), in units of feeder line, check the incidence relation between each equipment in model file data, the facility information in combination model file and connection point information, check the topological correctness of model file,

2), obtain graphic file and model file initial analysis data, starting outfit information Existence and uniquenss verifying work, namely whether checkout facility information is only present in this file,

3), composition graphs shape file and model file initial analysis data, with equipment uniform resource identifier for foundation, analyze and check facility information whether there is Existence and uniquenss in model file or graphic file;

(3), the visual analyzing of differentiation artwork file and operation,

1), according to the formal classification of plant stand layer-disconnecting link layer-switching layer-feeder line section layer-distribution transforming layer-distribution transforming layer-terminals layer the equipment with Existence and uniquenss is illustrated in graphic file,

2), with feeder line belonging to equipment for foundation, classification is illustrated in model file the equipment with Existence and uniquenss,

3), according to differentiation, the device data analysis result of comparison diagram shape file and model file, the problem device in model file with incidence relation mistake and Topology Error is shown in classification.

2. the visual off-line check method of a kind of power distribution network artwork file according to claim 1, it is characterized in that: in described step (1), model file data and the graphical file data collection of GIS unusual fluctuation comprise: data acquisition departs from database to go offline and runs; Data acquisition adopts concurrent processing, graphic file and the requirement of model file data acquisition out-of-order.

3. the visual off-line check method of a kind of power distribution network artwork file according to claim 2, it is characterized in that: in described step (2), according to the facility information that model file itself describes, analyze the incidence relation and topological relation of checking equipment in model file; According to model file describe facility information and graphic file describe facility information, comparison check equipment graphic file and in model file Existence and uniquenss.

4. the visual off-line check method of a kind of power distribution network artwork file according to claim 3, is characterized in that: described step (3), in, according to the difference of layer belonging to equipment in graphic file, show that there is the equipment of Existence and uniquenss; According in model file, the difference of feeder line belonging to equipment, shows the equipment with Existence and uniquenss; According to data category, the problem device in model file with incidence relation mistake and topological relation mistake is shown in classification.