CN117670589A

CN117670589A - Intelligent recorder automatic test method, system and medium based on SMCD file

Info

Publication number: CN117670589A
Application number: CN202311654789.8A
Authority: CN
Inventors: 刘琨; 卢建刚; 李一泉; 吴梓亮; 刘世丹; 刘玮; 袁亮荣; 成佳富; 付元欢; 王峰; 焦邵麟; 索江镭; 谭乾; 朱佳; 杨之翰
Original assignee: Guangdong Power Grid Co Ltd; Electric Power Dispatch Control Center of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Electric Power Dispatch Control Center of Guangdong Power Grid Co Ltd
Priority date: 2023-12-05
Filing date: 2023-12-05
Publication date: 2024-03-08

Abstract

The invention discloses an automatic testing method, a system and a medium for an intelligent recorder based on an SMCD file, which are characterized in that available data are acquired by analyzing non-instantiated and instantiated information points in the SMCD file, all alarm information which is configured in the intelligent recorder and is sent to a main station is acquired, the intelligent recorder generates corresponding alarm information by simulating and applying excitation quantity which accords with the generated alarm information, and the alarm information generated by the intelligent recorder is compared with the alarm information in the SMCD file, so that the automatic communication test of a main station and a sub station of the intelligent recorder device can be completed; the invention can improve the automatic test efficiency and the test accuracy.

Description

Intelligent recorder automatic test method, system and medium based on SMCD file

Technical Field

The invention relates to the technical field of intelligent substation operation and maintenance, in particular to an intelligent recorder automatic test method, system and medium based on an SMCD file.

Background

The intelligent recorder is an automatic device for starting the fault electric quantity of the wave recording system when faults or oscillations occur, provides objective basis for fault analysis and positioning relay protection of the power system, action behavior judgment of the safety automatic device and dynamic characteristic evaluation of the power grid, and is an important device for improving the safe operation of the power system. In the newly-built intelligent substation, the electrical quantity collection, trip command, alarm signal and secondary circuit of all equipment realize digitization and networking. The intelligent recorder is a novel fault recording device which meets the intelligent development requirement of the power system, and compared with the conventional transformer substation fault recorder, the intelligent recorder has the advantages that the collected signals, the communication protocol, the test method and the like are greatly changed.

When the intelligent recorder generates abnormal alarms, the abnormal alarms are sent to a remote master station, the master station end is convenient to manage relevant information of all substations, the intelligent recorder generates various alarms, excitation conditions are complex, the intelligent recorder is tested in a mode of manually applying excitation quantity and manually checking master station alarms for a long time, the testing quality is limited, the technical level of debugging personnel is limited, and the existing testing method cannot meet the requirement of automatic testing of communication information of the master station and the substation of the intelligent recorder.

The closed loop automatic test of the intelligent recorder is taken as an effective test means and is a research hot spot in the industry for a long time, but the actual application of the automatic test is limited to a great extent because the intelligent recorder equipment of each manufacturer is not uniform in external interfaces. At present, most intelligent recorder testing work, especially static mode test, still adopts the traditional method of using relay protection automatic test system manual test, has the shortcoming such as low test efficiency and human factor influence are big.

Disclosure of Invention

The invention aims to overcome the defects of the prior related art, and provides an intelligent recorder automatic test method, system and medium based on an SMCD file, which can automatically test according to excitation conditions, so that the intelligent recorder test efficiency is improved.

In a first aspect, the present invention provides an automatic testing method for an intelligent recorder based on an SMCD file, applied to a simulation master station, including:

analyzing data information modeled by all first information points which are not instantiated in the SMCD file according to the first hierarchy to obtain device name identification information of a plurality of intelligent secondary devices; the SMCD file is a total station system configuration file of the intelligent substation combined with the intelligent recorder ICD file;

analyzing the first alarm information in the SMCD file according to the second level to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference;

automatically constructing excitation conditions by taking intelligent secondary equipment as a unit according to the equipment name identification information and the alarm description information, so that an intelligent recorder generates tested second alarm information according to the excitation conditions;

and collecting a plurality of pieces of second alarm information from the intelligent recorder, comparing the second alarm information with the first alarm information according to alarm information references and alarm description information corresponding to each alarm information reference, and verifying whether the second alarm information is correct.

According to the invention, the data information in the SMCD file is analyzed, and the alarm information reference and the alarm description information are generated according to the acquired equipment name identification information and the alarm information of the SMCD file, so that the excitation condition is conveniently and automatically generated, the excitation generation efficiency is improved, and the intelligent recorder test efficiency is further improved; and moreover, the intelligent recorder is automatically tested according to the automatically generated excitation, and the intelligent recorder can be compatible with intelligent recorders with various interfaces, so that the applicability is improved, the testing efficiency of the intelligent recorders with different types is further improved, the human testing error caused by manual testing is avoided, and the testing efficiency of the intelligent recorder is further improved.

With reference to the first aspect, in some embodiments, the parsing, according to the first hierarchy, the data information modeled by all the first information points that are not instantiated in the SMCD file to obtain device name identification information of the plurality of intelligent secondary devices includes:

analyzing the SMCD file according to the sequence of a communication service node, a logic device node, a first logic node belonging to the logic device node and a data set information node belonging to the first logic node to obtain a first node for modeling a second information point which is not instantiated in the data set information;

and analyzing the first identifiers for identifying the second information points with the same number but different devices in the first node to obtain device name identification information of a plurality of intelligent secondary devices.

With reference to the first aspect, in some embodiments, the parsing the first alert information in the SMCD file according to the second hierarchy to obtain a plurality of alert information references and alert description information corresponding to each alert information reference includes:

analyzing the SMCD files downwards according to the sequence of the layers to respectively obtain data set nodes in the data set information layer; wherein the dataset node comprises: the system comprises a ledger information data set node, a self-checking measurement information data set node and an alarm data set node;

Analyzing second identifiers for identifying different second information points under the data set nodes so as to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference according to the second identifiers; wherein the second identifier is a field within the first node modeled by an uninitialized second information point in the dataset information.

Because the existing related technology mostly adopts an analysis system configuration (Substation Configuration Description, SCD) file for testing, and SCD is obtained by integrating and instantiating an intelligent electronic device (Intelligent Electronic Device, IED) capability description file (IED Capability Description, ICD) file, and does not contain non-instantiated parameters, the invention adopts hierarchical twice analysis of an SMCD file to obtain device identification information from non-instantiated information point modeling, and can avoid directly analyzing and obtaining data from the SCD file to ignore the data of the non-instantiated information point, thereby improving the information utilization rate of the information point and further improving the testing accuracy rate.

With reference to the first aspect, in some embodiments, the parsing a second identifier that identifies a different second information point under the data set node, so as to obtain, according to the second identifier, a plurality of alert information references and alert description information corresponding to each alert information reference includes:

And analyzing the SMCD file layer by layer downwards according to the sequence of the communication service node, the logic equipment node and the instantiated second logic node under the logic equipment node, and acquiring all the second logic nodes under the second node for executing MMS station control layer communication so as to acquire a plurality of alarm information references and alarm description information corresponding to each alarm information reference according to the second logic node.

With reference to the first aspect, in some embodiments, the obtaining, according to the second logical node, a plurality of alert information references and alert description information corresponding to each alert information reference includes:

searching an item with the same numerical value as the numerical value of the second identifier in the DOI node under the second logic node, analyzing the description value of the Chinese description field of the third information point in the item, analyzing the attribute field of the DAI node in the item for describing the instantiated fourth information point, and taking the description value and the attribute field as alarm description corresponding to the alarm information reference.

According to the method, the instantiated logic nodes in the SMCD file are analyzed according to the first level, the attribute of the instantiated nodes is obtained according to the sequence of the instantiated logic nodes, namely the attribute field of the DAI node in the entry, in which the numerical value in the DOI node is the same as the numerical value of the second identifier, so that the attribute of the instantiated nodes is quickly and accurately found out, and the excitation condition is accurately built for the intelligent recorder according to the obtained equipment identification information in modeling with the non-instantiated information points, so that the artificial debugging excitation quantity is avoided, and the automatic debugging efficiency is improved.

With reference to the first aspect, in some embodiments, in units of intelligent secondary devices, automatically constructing excitation conditions according to the device name identification information and the alarm description information includes:

and taking the intelligent secondary equipment as a unit, carrying out one-to-one correspondence on the equipment name identification information and the alarm description information, and sequentially and automatically constructing excitation conditions on the standing account information data set, the self-checking measurement information data set and the alarm data set of each intelligent secondary equipment.

With reference to the first aspect, in some embodiments, the automatically constructing the excitation condition for the ledger information dataset, the self-checking measurement information dataset, and the alarm dataset of each intelligent secondary device sequentially includes:

simulating the successful condition and the failure condition of the wave recording file of the MMS client by simulating the starting and closing of the MMS client and the starting and closing of the simulation master station for the standing account information data set of each intelligent secondary device;

simulating the self-checking measurement information data set of each intelligent secondary device, and continuously calling the wave recording file of the MMS client terminal for multiple times, starting the simulation master station for multiple times and restarting the simulation master station when starting the MMS client terminal and the simulation master station;

And for the alarm data set of each intelligent secondary device, the MMS client and the simulation master station are simulated and started, and the MMS client wave recording file is continuously summoned for a plurality of times, so that the disk occupation is larger or smaller than the disk capacity threshold value, the management unit is put into or withdrawn from a remote on-site pressing plate, the SMCD file is simulated and modified, and the management unit is put into or withdrawn from an overhaul pressing plate.

With reference to the first aspect, in some embodiments, the comparing the plurality of first alarm information with the alarm description information corresponding to each alarm information reference according to the alarm information reference, and verifying whether the second alarm information is correct includes:

when the first alarm information is compared with the alarm description information corresponding to each alarm information reference according to the alarm information reference, the name and the value of the second alarm information, the value of the signal time mark, the refreshing period, the CRC check code, the version number and the disk occupation capacity of the second alarm information are all true, and the final result of the automatic test is true.

In a second aspect, the present invention provides an intelligent recorder automatic test system based on SMCD files, applied to an analog master station, comprising: the device comprises a first analysis unit, a second analysis unit, a construction excitation unit and a verification unit; wherein,

The first analyzing unit is used for analyzing the data information modeled by all the first information points which are not instantiated in the SMCD file according to the first hierarchy to obtain equipment name identification information of a plurality of intelligent secondary equipment; the SMCD file is a total station system configuration file of the intelligent substation combined with the intelligent recorder ICD file;

the second analyzing unit is used for analyzing the first alarm information in the SMCD file according to a second level to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference;

the construction excitation unit is used for automatically constructing excitation conditions according to the equipment name identification information and the alarm description information by taking intelligent secondary equipment as a unit, so that the intelligent recorder generates second alarm information for testing according to the excitation conditions;

the verification unit is used for collecting a plurality of pieces of second alarm information from the intelligent recorder, comparing the second alarm information with the first alarm information according to the alarm information references and the alarm description information corresponding to each alarm information reference, and verifying whether the second alarm information is correct or not.

In a third aspect, the present invention provides a computer readable storage medium for storing computer executable instructions that, when loaded and executed by a processor, implement the SMCD file-based intelligent recorder automatic test method according to the first aspect.

Drawings

FIG. 1 is a schematic flow chart of an intelligent recorder automatic test method based on an SMCD file according to the present embodiment;

fig. 2 is a schematic diagram of a power grid dispatching automation system provided in the present embodiment;

FIG. 3 is a flow chart of a complete intelligent recorder automatic test method based on SMCD files provided in this embodiment;

fig. 4 is a schematic structural diagram of an intelligent recorder automatic test system based on SMCD files according to this embodiment.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that, the total station system configuration file (Substation Configuration Description, SCD) describes the instance configuration and communication parameters of all intelligent electronic devices (Intelligent Electronic Device, IED), the communication configuration between IEDs and the primary system structure of the substation are completed by a system integrator, in the existing related art, the data of the intelligent recorder is generally obtained by analyzing the SCD file, and the instance configuration and the communication parameters are directly obtained, but the available data of the information points which are not instantiated are ignored, so that the accuracy of obtaining the data and testing the intelligent recorder is not high.

Based on the information points, the invention obtains available data according to the non-instantiated and instantiated information points based on the SMCD file, and automatically tests the intelligent recorder. In general, the invention acquires available data by analyzing the information points which are not instantiated and instantiated in the SMCD file, acquires all alarm information which is configured in the intelligent recorder and is sent to the main station, generates corresponding alarm information by simulating and applying the excitation quantity which accords with the generation of the alarm information, compares the alarm information generated by the intelligent recorder with the alarm information in the SMCD file, can complete the communication automatic test of the main station and the sub station of the intelligent recorder, and can improve the information utilization rate, the automatic test efficiency and the test accuracy rate of the information points. In order to better explain the technical aspects of the present invention, the following examples will be described in detail.

Example 1

Referring to fig. 1, a flow chart of an intelligent recorder automatic test method based on an SMCD file provided in this embodiment includes steps S11 to S14, specifically:

step S11, analyzing data information modeled by all first information points which are not instantiated in the SMCD file according to the first hierarchy to obtain equipment name identification information of a plurality of intelligent secondary equipment; the SMCD file is a total station system configuration file of the intelligent substation combined with the intelligent recorder ICD file.

It is worth to say that, the substation is as the unit at the bottommost end in the power dispatching automation system, is responsible for gathering data such as telemetering, remote signaling, remote control, tele-vision and the like, and is in large quantity in the system, and the distribution is wide, and the data of handling is numerous to need to transmit information to the master station in real time. Meanwhile, a control command issued by the master station needs to be received, and the switching-on and switching-off of the primary equipment is operated or the production of electric quantity is regulated. At the remote end of the power dispatching automation system, information needs to be collected to execute the command.

The master station is just like a brain, gathers the collected information, performs data comparison, power flow calculation, automatically controls the output of a generator in a power system (Automatic Generation Control, AGC), controls the output voltage of the generator in the power system (Automatic Voltage Control, AVC), judges the stability of a power grid, judges whether a scheduling plan is reasonable or not and judges whether potential unstable voltages and frequencies exist or not, and ensures that the output power is as much as the consumed power when the power grid is in an ideal state so as to ensure that the voltage and the frequency of the whole power grid are kept within a stable range.

Referring to fig. 2, a schematic diagram of a power grid dispatching automation system provided in this embodiment is provided. The master station establishes virtual terminal connection relations with models of all intelligent secondary devices in the substations to manufacture an SMCD file, the SMCD file is used as a total station system configuration file of the intelligent substation, which is used for describing the master station and the substation communication capacity and is combined with the intelligent recorder model file, the file contains all information point modeling which needs to carry out data interaction in the communication process of the master station and the substation, the terminal connection and communication information among different devices are described, and the intelligent recorder can monitor the running state and deflection information of all the secondary devices in the intelligent substation by means of importing the SMCD file.

After the master station imports the SMCD file, analyzing and acquiring all information points needing to be uploaded at the substation end, and when the substation generates data changes such as remote measurement, remote signaling, remote control, remote adjustment or remote viewing, and the like, automatically uploading the information points to the master station according to the information point modeling in the SCD file, and merging IED capability description files (IED Capability Description, ICD) files in the SCD file by the master station to obtain a configuration file of the whole station system. The IDC file describes a technical data model and services provided by the IED, but does not include device name identification information and communication parameters of the IED, so that the device name identification information and the communication parameters of the IED need to be acquired additionally. The ICD file can acquire the SCD file after the ICD file is configured with the unique system specification file (System Specification Description, SSD) of the total station; the SSD file describes a primary system structure of the transformer substation and related logical node files.

In some embodiments, resolving data information modeled by all first information points that are not instantiated in the SMCD file according to the first hierarchy to obtain device name identification information of a plurality of intelligent secondary devices, including:

analyzing the SMCD file according to the sequence of a communication service node, a logic device node, a first logic node belonging to the logic device node and a data set information node belonging to the first logic node to obtain a first node for modeling an uninstance first information point in the data set information; and analyzing the first identifiers for identifying the second information points with the same number but different devices in the first node to obtain device name identification information of a plurality of intelligent secondary devices.

It should be noted that the first logical node is a logical node existing in the logical device; the first information point is an uninitialized information point in the data set information in the first logic node; the first node is an FCDA node, the FCDA meaning data information which is not instantiated, the FCDA node comprises modeling of all information points which are not instantiated in a data set in the first logic node; the second information points are information points with the same numerical value but different devices in the FCDA node; the first identification is an identifier of an information point in the FCDA node that is the same value but different in device. The first hierarchy is a parsing order that parses data information modeled by all first information points in the SMCD file that are not instantiated.

In some embodiments, parsing a reference introduction row under a "dsCommState" dataset in an SMCD file, extracting IEDNAME (device name identification information of IEDs) of each IED; the dsCommState data set is defined as an IED state monitoring information data set, the IED is an intelligent secondary electron device, and the dsCommState data set describes monitoring information of all intelligent secondary electron devices.

In some embodiments, an IED instance configuration (Configured IED Description, CID) file of the intelligent recorder management unit in the SMCD file is parsed to find a node with a name (name) field value S1 under a wireless access node (AP); wherein S1 may be a preset value.

In some embodiments, analyzing all the information of dsCommState nodes in the DataSet under the S1 node step by step according to the level of the Server-LDevice-LN 0-DataSet; the meaning of Server is communication service, the meaning of LDevice is logic device, the meaning of LN0 is logic node to which logic device belongs, and the meaning of DataSet is data set information contained in logic node.

In some embodiments, all values in the prefix field in the FCDA node under the dsCommState node are parsed out, which are IEDNAME information for each IED.

And step S12, analyzing the first alarm information in the SMCD file according to the second level to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference.

In some embodiments, resolving the first alarm information in the SMCD file according to the second hierarchy to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference, including: analyzing the SMCD files downwards according to the sequence of the layers to respectively obtain data set nodes in the data set information layer; wherein the dataset node comprises: the system comprises a ledger information data set node, a self-checking measurement information data set node and an alarm data set node; analyzing second identifiers for identifying different second information points under the data set nodes so as to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference according to the second identifiers; wherein the second identifier is a field within the first node modeled by an uninitialized second information point in the dataset information.

In some embodiments, analyzing a CID file of an intelligent recorder management unit in the SMCD file, and finding a node with a name field value S1 under the AP node; analyzing step by step downwards according to the level of the Server-LDevice-LN0-DataSet, and analyzing the information of all data sets of dsParameter nodes, dsAin nodes and dsWarning nodes in the DataSet under the S1 node; the dsParameter data set corresponding to the dsParameter node has the meaning of a ledger information data set, and the dsParameter data set corresponding to the dsParameter data set describes ledger information points which all the substations need to upload to the master station; the meaning of the dsAin data set in the dsAin node is a self-checking measurement information data set, and the dsAin data set describes self-checking measurement information points which all the substations need to upload to the master station; the meaning of the dsWarning data set corresponding to the dsWarning node is an alarm data set, and the dsAin data set describes alarm information points which all the substations need to upload to the master station.

In some embodiments, resolving a second identifier of the data set node for identifying a different second information point, so as to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference according to the second identifier, including: and analyzing the SMCD file layer by layer downwards according to the sequence of the communication service node, the logic equipment node and the instantiated second logic node under the logic equipment node, and acquiring all the second logic nodes under the second node for executing MMS station control layer communication so as to acquire a plurality of alarm information references and alarm description information corresponding to each alarm information reference according to the second logic node.

It is worth to say that the second logical node is a logical node instantiated under the logical device; the second node is a node with a preset value under the wireless access node, and the preset value has the meaning of performing MMS (Manufacturing Message Specification ) station control layer communication and MMS communication protocol IEC61850 standard communication service, and is used for data interaction between the device and the background; the second level is the analysis sequence of the first alarm information in the analysis SMCD file; the first alarm information is alarm information configured in an SMCD file.

In some embodiments, according to the second logic node, obtaining a plurality of alert information references and alert description information corresponding to each alert information reference includes: searching an item with the same numerical value as the numerical value of the second identifier in the DOI node under the second logic node, analyzing the description value of the Chinese description field of the third information point in the item, analyzing the attribute field of the DAI node in the item for describing the instantiated fourth information point, and taking the description value and the attribute field as alarm description corresponding to the alarm information reference.

According to the embodiment, the instantiated logic nodes in the SMCD file are analyzed according to the first level, the attribute of the instantiated nodes is obtained according to the sequence of the instantiated logic nodes, namely the attribute fields of DAI nodes in the items, in which the numerical value in DOI nodes is the same as the numerical value of the second identifier, in the logic nodes, so that the attribute of the instantiated nodes is quickly and accurately found out, and the excitation condition is accurately built for the intelligent recorder according to the obtained equipment identification information in the modeling of the non-instantiated information points, so that the artificial debugging excitation quantity is avoided, and the automatic debugging efficiency is improved.

It is worth noting that the third information point is an information point of an entry having the same value as the value of the second identifier in the DOI node in the second logical node; the fourth information point is an information point instantiated in a DAI node in an entry having the same value in the DOI node as the second identifier in the second logical node; the meaning of the DOI is a specific description of the data set after the data set is instantiated, and the meaning of the DAI is a specific description of the information points after the information points in the data set are instantiated.

In some embodiments, the doName field is used as an identifier, and all values in the doName field in the FCDA node under dsParameter, dsAin and dsWarning nodes are resolved for different points of information.

In some embodiments, the meaning of the Server is communication service, the meaning of the LDevice is logic device, the meaning of the LN is a logic node instantiated under the logic device, and the steps of analyzing the logic node downward according to the hierarchy of the Server-LDevice-LN, and analyzing all the information in the LN under the S1 node.

In some embodiments, the meaning of DOI is a specific description of the data set after instantiation of the data set, looking up entries under the LN node that have the same value in the DOI node as the value of the doName field.

In some embodiments, the meaning of the desc is a Chinese description of the information point, resolving the value of the desc field within the entry.

In some embodiments, the meaning of DOI is a specific description of an information point after the information point in the data set is instantiated, the meaning of dU is a description of an information point after the instantiation, the value of the Val field of the dU attribute under the DAI node in the entry is resolved, and the desc field and the Val field are descriptions of the alarm signal.

Because the existing related technology mostly adopts an analysis system configuration (Substation Configuration Description, SCD) file for testing, and SCD is obtained by instantiation after integration of an ICD file, and does not contain non-instantiated parameters, the embodiment adopts hierarchical twice analysis of the SMCD file, and equipment identification information, alarm information reference and alarm description information are respectively obtained from non-instantiated information point modeling, so that the problem that data are directly obtained from the SCD file in an analysis mode and the data of the non-instantiated information point are ignored can be avoided, the information utilization rate of the information point is improved, and the testing accuracy rate is improved.

And S13, taking the intelligent secondary equipment as a unit, and automatically constructing excitation conditions according to the equipment name identification information and the alarm description information, so that the intelligent recorder generates tested second alarm information according to the excitation conditions.

In some embodiments, in units of intelligent secondary devices, automatically constructing excitation conditions according to the device name identification information and the alarm description information, including: and taking the intelligent secondary equipment as a unit, carrying out one-to-one correspondence on the equipment name identification information and the alarm description information, and sequentially and automatically constructing excitation conditions on the standing account information data set, the self-checking measurement information data set and the alarm data set of each intelligent secondary equipment.

In some embodiments, automatically constructing the incentive conditions for each of the intelligent secondary device's ledger information dataset, self-test measurement information dataset, and alert dataset in turn includes: the account information data set of each intelligent secondary device simulates starting and closing the MMS client and the starting and closing the simulation master station to simulate the success condition and the failure condition of the wave recording file of the calling MMS client respectively; simulating the self-checking measurement information data set of each intelligent secondary device, and continuously calling the wave recording file of the MMS client terminal for multiple times, starting the simulation master station for multiple times and restarting the simulation master station when starting the MMS client terminal and the simulation master station; and for the alarm data set of each intelligent secondary device, the MMS client and the simulation master station are simulated and started, and the MMS client wave recording file is continuously summoned for a plurality of times, so that the disk occupation is larger or smaller than the disk capacity threshold value, the management unit is put into or withdrawn from a remote on-site pressing plate, the SMCD file is simulated and modified, and the management unit is put into or withdrawn from an overhaul pressing plate.

In some embodiments, according to the CID file of the management unit in the SMCD file, test items required to be performed by the main station module and the sub station module of the management unit may be obtained, and each signal point in the dsCommState, dsParameterdsAin and dsWarning data sets may be tested, and each signal point in the data set may be identified to automatically generate a fault excitation condition.

In some embodiments, for the dsCommState dataset, the process of simulating the startup and shutdown of the MMS client is monitored by ComStatus, and the clock of the simulated MMS client is monitored by TimeOffset to be inconsistent with the clock of the management unit; closing the MMS client through actTime monitoring simulation; and the MMS client is started through SvcAlm monitoring and the master simulation station is used for respectively simulating success and failure of the wave recording file of the MMS client is summoned.

In some embodiments, for dsAin data sets, starting the MMS client and simulating the master station through cpuuseray detection, and calling the MMS client record file a plurality of times in succession; the MMS client and the simulation master station are started through MemUseRat detection, and the wave recording file of the MMS client is summoned continuously for a plurality of times; the MMS client is started and the simulation master station is simulated through FreeDisk detection, and the wave recording file of the MMS client is summoned continuously for a plurality of times; and restarting the simulation master station through SmcdCrc detection.

In some embodiments, for the dsParameter data detection set, the detection initiates the analog master station, and does not operate.

In some embodiments, for dsWarning data sets, starting the MMS client and simulating the master station through DskFreAlm detection, and calling the MMS client wave-recording file continuously for a plurality of times to enable the disk occupation to be larger than or smaller than a disk capacity threshold; by RemMaintain: throwing or withdrawing the management unit to the remote on-site ground pressing plate; simulation modification of the SMCD file is detected by CfgChange; the entry or exit of the management unit service platen is detected by TestMode.

And S14, collecting a plurality of pieces of second alarm information from the intelligent recorder, comparing the second alarm information with the first alarm information according to the alarm information references and the alarm description information corresponding to each alarm information reference, and verifying whether the second alarm information is correct.

In some embodiments, comparing the plurality of first alarm information with the alarm description information corresponding to each alarm information reference according to the alarm information reference, and verifying whether the second alarm information is correct includes: when the first alarm information is compared with the alarm description information corresponding to each alarm information reference according to the alarm information reference, the name and the value of the second alarm information, the value of the signal time scale, the refreshing period, the cyclic redundancy check (Cyclic Redundancy Check, CRC) check code, the version number and the disk occupation capacity of the second alarm information are all true, and the final result of the automatic test is true.

It is worth to say that, only after the name and the value of the second alarm information, the value of the signal time scale, the refresh period, the CRC check code, the version number and the disk occupation capacity are compared with the first alarm information, the final result of the automatic test is true after the comparison is all true, which indicates that the intelligent recorder-player does not fail after the automatic test.

It is worth to say that the first alarm information is the alarm information analyzed from the SMCD file, the second alarm information is the alarm information for testing generated by the intelligent recorder according to the excitation condition, and the second alarm information is extracted by the simulation master station and judged in the simulation master station whether the second alarm information is consistent with the second alarm information or not.

In some embodiments, for the dsCommState data set, the second alarm information is determined by the following determination rule, specifically:

ComStatus decision rule 1: when the MMS client is started, the name of the alarm signal extracted by the simulation master station shall be the communication state with the protection device, the value shall be 1, and the signal time mark shall be the time for starting the MMS client;

ComStatus decision rule 2: when closing the MMS client, the name of the alarm signal extracted by the simulation master station shall be the communication state with the protection device, the value shall be 0, and the signal time mark shall be the time of closing the MMS client;

TimeOffset decision rule 1: when the MMS client is started, the name of the alarm signal extracted by the simulation master station shall be 'time deviation from the protection device', the value shall be the MMS client clock time minus the management unit clock time, and the signal time mark shall be the time for starting the MMS client;

ActTime decision rule 1: when closing the MMS client, the name of the alarm signal extracted by the simulation master station shall be the last communication time with the protection device, the value shall be UTC time when closing the MMS client, and the signal time mark shall be the time when closing the MMS client;

SvcAlm decision rule 1: starting an MMS client and an analog master station, wherein the analog master station calls the MMS client to record wave files in a failure mode, the name of an alarm signal which is extracted by the analog master station is a communication service alarm with a protection device, the value is 1, and the time scale of the signal is the time of calling the wave files;

SvcAlm decision rule 2: the MMS client and the simulation master station are started, the simulation master station calls the MMS client to record the wave file successfully, the name of the alarm signal which is extracted by the simulation master station shall be 'communication service alarm with the protection device', the value shall be 0, and the signal time scale shall be the time of calling the wave file.

In some embodiments, for the dsAin data set, the second alarm information is discriminated by the following decision rule, specifically:

CPUUUIEAT decision rule 1: starting an MMS client and an analog master station, wherein the analog master station calls a wave recording file of the MMS client continuously for a plurality of times, the refreshing period of a dsAin data set is set to be 10s, the name of an alarm signal extracted by the analog master station is the CPU utilization rate, the value is the CPU utilization rate of a current management unit, and the signal time is refreshed every 10 s;

memuseray decision rule 1: starting an MMS client and an analog master station, wherein the analog master station calls a wave recording file of the MMS client continuously for a plurality of times, the refreshing period of a dsAin data set is set to be 10s, the name of an alarm signal extracted by the analog master station is the memory utilization rate, the value is the memory utilization rate of a current management unit, and the signal time is refreshed every 10 s;

FreeDisk decision rule 1: starting MMS client and simulation master station, the simulation master station calls MMS client wave recording file for multiple times, sets the refresh period of dsAin data set to 10s, the name of alarm signal extracted by simulation master station should be "disk residual capacity (unit: M)", the value should be current management unit disk residual capacity,

the signal time mark should be refreshed every 10 s;

SmcdCrc: the simulation master station is restarted for a plurality of times, the name of the alarm signal extracted by the simulation master station is SMCD CRC check code, the value is 8-bit CRC check code, the time scale of the signal is the time of restarting the simulation master station, and the 8-bit CRC check code is consistent for a plurality of times.

In some embodiments, for the dsParameter dataset, the second alarm information is determined by the following determination rule, specifically:

decision rule 1: the simulation master station issues a command for calling a fixed value, and the stopback signal description should be "voltage level", "manufacturer", "device model", "delivery date", "commissioning date", "device program version number", "program date" and "system (disk) capacity G", and the value should be consistent with the Val value in DAI field under LN node.

In some embodiments, for the dsWarning dataset, the second alarm information is discriminated by the following decision rule, specifically:

dskfralm decision rule 1: starting an MMS client and an analog master station, and calling a wave recording file of the MMS client continuously for a plurality of times to enable the disk occupation to be larger than a disk capacity threshold value, wherein the name of an alarm signal extracted by the analog master station is a disk capacity shortage alarm, the value is 1, and the time when the disk occupation is larger than the threshold value is given;

dskfralm decision rule 2: starting an MMS client and a simulation master station, deleting fault wave-recording files stored in a disk to enable the disk to occupy less than a disk capacity threshold, wherein the name of an alarm signal extracted by the simulation master station is a disk capacity shortage alarm, the value is 0, and the time when the disk occupies less than the threshold is set as a signal time mark;

RemMaintain decision rule 1: the remote on-site ground pressing plate of the input management unit is provided, the name of the alarm signal extracted by the simulation master station is a remote maintenance function on-off state, the value is 1, and the time scale of the signal is the time for inputting the pressing plate;

RemMaintain decision rule 2: the remote on-site ground pressing plate of the exit management unit has the advantages that the name of an alarm signal extracted by the simulation master station is a remote maintenance function switching state, the value is 0, and the time scale of the signal is the time when the pressing plate exits;

CfgChange decision rule 1: simulating and modifying the SMCD file, restarting the simulation master station, wherein the name of an alarm signal extracted by the simulation master station is 'management unit configuration change', the value is 1, and the signal time mark is the time for modifying the SMCD file;

CfgChange decision rule 2: the SMCD file is not modified, the simulation master station is restarted, the name of an alarm signal extracted by the simulation master station is 'management unit configuration change', the value is 0, and the signal time scale is the time for restarting the simulation master station;

TestMode decision rule 1: putting into a management unit overhaul pressing plate, wherein the name of an alarm signal extracted by a simulation master station is 'management unit overhaul putting', the value is 1, and the time scale of the signal is the time for putting into the pressing plate;

TestMode decision rule 2: the management unit overhauling pressing plate is exited, the name of the alarm signal which simulates the main station to extract is 'management unit overhauling input', the value is 0, and the time scale of the signal is the time when the pressing plate exits.

According to the embodiment, the data information in the SMCD file is analyzed, and the alarm information reference and the alarm description information are generated according to the acquired equipment name identification information and the alarm information of the SMCD file, so that excitation conditions can be automatically generated conveniently, excitation generation efficiency is improved, and intelligent recorder test efficiency is further improved; and moreover, the intelligent recorder is automatically tested according to the automatically generated excitation, and the intelligent recorder can be compatible with intelligent recorders with various interfaces, so that the applicability is improved, the testing efficiency of the intelligent recorders with different types is further improved, the human testing error caused by manual testing is avoided, and the testing efficiency of the intelligent recorder is further improved.

Example 2

Referring to fig. 3, a flow chart of a complete intelligent recorder automatic test method based on SMCD files according to this embodiment is shown. Fig. 3 includes steps S21 to S25, specifically:

step S21, analyzing a reference line under a dsCommState data set of which the IED name is SSM200 in an SMCD file, and extracting IEDNAME of each IED; the IEDNAME for line protection is PL2201A.

Specifically, performing SMCD file analysis according to the IED-Access Point-Server-LDevice-LN0-DataSet, and finding a node with a name value of dsCommState in the DataSet.

And resolving all data in the FCDA under the node of the dsCommState, searching for a prefix attribute, and recording IEDNames of all IED devices in the attribute.

And S22, analyzing the alarm signal reference line under dsParameter, dsAin and dsWarning data sets in the SMCD file, and analyzing alarm signal reference and description information.

The SMCD file analysis is carried out according to the level of the IED-Access Point-Server-LDevice-LN0-DataSet, and a node with a name value of dsParameter, dsAin, dsWarning is found in the DataSet.

All data in the FCDA under the node of dsParameter, dsAin, dsWarning are parsed out, the doName attribute is searched, and all values in the attribute are recorded.

And carrying out SMCD file analysis according to the hierarchy of IED-Access Point-Server-LDevice-LN, and searching for an entry with the same value of the name field and the doName field in the DOI node under the LN node.

And analyzing the value of a desc field in the entry, and analyzing the value of a Val field of the dU attribute under the DAI node in the entry, wherein the desc field and the Val field are descriptions of the alarm signal.

Step S23, according to the recognized alarm description information and IEDNAME of each IED, corresponding excitation conditions are automatically constructed according to the IEDs as units.

Taking ComStatus alarm as an example, the MMS client with IEDNAME being PL2201A is started, and after the MMS client and the management unit correctly establish a communication connection, the MMS client is closed again.

And S24, constructing an MMS alarm signal which is sent to the master station on the intelligent recorder by connecting the analog master station with the intelligent recorder device.

Taking a ComStatus alarm as an example, starting a client of the simulation master station to connect with the management unit, and waiting for the management unit to send an MMS alarm signal after the connection is normal.

And S25, comparing the recovered MMS alarm signal with alarm signal reference and description information analyzed in the SMCD file to judge whether the MMS alarm is correct.

The simulation master station can back-off the communication state alarm signal between the IED equipment and the management unit, compares the back-off MMS alarm signal description with the reference and the analyzed description and the reference in the SMCD file, the comparison is consistent, namely, the comparison is qualified, when the MMS client is started, the alarm signal value is 1, the signal time scale is the time for starting the MMS client, when the MMS client is closed, the alarm signal value is 0, and the signal time scale is the time for closing the MMS client.

Example 3

Referring to fig. 4, a schematic structural diagram of an intelligent recorder automatic test system based on an SMCD file according to this embodiment includes: a first parsing unit 31, a second parsing unit 32, a build incentive unit 33 and a verification unit 34.

It should be noted that, the first parsing unit 31 is configured to parse the SMCD file, obtain the device name identification information of the intelligent secondary device, and transmit the device name identification information of the intelligent secondary device to the construction excitation unit 33; the second parsing unit 32 parses the first alarm information in the SMCD file to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference, and transmits the plurality of alarm information references and the alarm description information corresponding to each alarm information reference to the construction excitation unit 33; after the excitation unit 33 receives the equipment name identification information, the plurality of alarm information references and the alarm description information corresponding to each alarm information reference, an excitation condition of the intelligent recorder is constructed so that the intelligent recorder generates tested second alarm information and transmits the second alarm information to the verification unit 34; the verification unit 34 verifies whether the second warning information is correct.

A first parsing unit 31, configured to parse data information modeled by all first information points that are not instantiated in the SMCD file according to a first hierarchy, to obtain device name identification information of a plurality of intelligent secondary devices; the SMCD file is a total station system configuration file of the intelligent substation combined with the intelligent recorder ICD file.

analyzing the SMCD file according to the sequence of a communication service node, a logic device node, a first logic node belonging to the logic device node and a data set information node belonging to the first logic node to obtain a first node for modeling an uninstance first information point in the data set information;

The second parsing unit 32 is configured to parse the first alarm information in the SMCD file according to the second hierarchy, so as to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference.

In some embodiments, resolving the first alarm information in the SMCD file according to the second hierarchy to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference, including:

In some embodiments, resolving a second identifier of the data set node for identifying a different second information point, so as to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference according to the second identifier, including:

In some embodiments, according to the second logic node, obtaining a plurality of alert information references and alert description information corresponding to each alert information reference includes:

In some embodiments, automatically constructing the incentive conditions for each of the intelligent secondary device's ledger information dataset, self-test measurement information dataset, and alert dataset in turn includes:

And the excitation unit 33 is configured to automatically construct excitation conditions according to the device name identification information and the alarm description information by taking the intelligent secondary device as a unit, so that the intelligent recorder generates second alarm information of the test according to the excitation conditions.

And the verification unit 34 is configured to collect a plurality of second alarm information from the intelligent recorder, and compare the second alarm information with the first alarm information according to the alarm information references and the alarm description information corresponding to each alarm information reference, so as to verify whether the second alarm information is correct.

In some embodiments, comparing the plurality of first alarm information with the alarm description information corresponding to each alarm information reference according to the alarm information reference, and verifying whether the second alarm information is correct includes: when the first alarm information is compared with the alarm description information corresponding to each alarm information reference according to the alarm information reference, the name and the value of the second alarm information, the value of the signal time mark, the refreshing period, the CRC check code, the version number and the disk occupation capacity of the second alarm information are all true, and the final result of the automatic test is true.

According to the embodiment, the first analyzing unit 31 and the second analyzing unit 32 analyze data information in the SMCD file, and generate alarm information references and alarm description information according to the respectively acquired equipment name identification information and the alarm information of the SMCD file, so that the excitation unit 33 can be conveniently constructed to automatically generate excitation conditions, excitation generation efficiency is improved, and intelligent recorder test efficiency is further improved; and moreover, the intelligent recorder is automatically tested according to the automatically generated excitation, and the intelligent recorder can be compatible with intelligent recorders with various interfaces, so that the applicability is improved, the testing efficiency of the intelligent recorders with different types is further improved, the human testing error caused by manual testing is avoided, and the testing efficiency of the intelligent recorder is further improved.

Example 4

The present embodiment provides a computer readable storage medium for storing computer executable instructions that, when loaded and executed by a processor, implement the intelligent recorder automatic test method based on SMCD files as described in embodiment 1.

According to the method, the data information in the SMCD file is analyzed, the alarm information reference and the alarm description information are generated according to the acquired equipment name identification information and the alarm information of the SMCD file, so that excitation conditions are conveniently and automatically generated, excitation generation efficiency is improved, intelligent recorder test efficiency is further improved, when the intelligent recorder automatic test method based on the SMCD file is stored in a storage medium in a program mode, the intelligent recorder can be automatically tested after the SMCD file is rapidly analyzed by running or reading an executable program in the storage medium, more operating systems and test results of analyzing the intelligent recorder by different application platforms can be applied, and the expandability is stronger.

It will be appreciated by those skilled in the art that embodiments of the present application may also provide a computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.

Claims

1. An intelligent recorder automatic test method based on an SMCD file is applied to a simulation master station and is characterized by comprising the following steps:

2. The automatic testing method of intelligent recorder based on SMCD file as set forth in claim 1, wherein said parsing data information modeled by all first information points not instantiated in SMCD file according to a first hierarchy to obtain device name identification information of a plurality of intelligent secondary devices includes:

3. The automatic testing method of intelligent recorder based on SMCD file as set forth in claim 1, wherein said parsing the first alarm information in the SMCD file according to the second hierarchy to obtain a plurality of alarm information references and alarm description information corresponding to each alarm information reference includes:

4. The automatic testing method of intelligent recorder based on SMCD file as claimed in claim 3, wherein said parsing a second identifier for identifying a second different information point under the data set node, so as to obtain a plurality of alert information references and alert description information corresponding to each alert information reference according to the second identifier, includes:

5. The method for automatically testing an intelligent recorder based on an SMCD file according to claim 4, wherein said obtaining, according to said second logical node, a plurality of alert information references and alert description information corresponding to each alert information reference includes:

6. The automatic testing method of intelligent recorder based on SMCD file as claimed in claim 1, wherein automatically constructing excitation conditions based on said device name identification information and said alarm description information in units of intelligent secondary devices comprises:

7. The automatic test method of intelligent recorder based on SMCD file according to claim 6, wherein said automatically constructing excitation conditions for each of the ledger information data set, the self-test measurement information data set, and the alarm data set of the intelligent secondary device in turn comprises:

8. The automatic testing method of intelligent recorder based on SMCD file as claimed in claim 1, wherein said comparing said first alarm information with alarm description information corresponding to each alarm information reference, and verifying whether said second alarm information is correct, comprises:

9. An intelligent recorder automatic test system based on an SMCD file, which is applied to a simulation master station, is characterized by comprising: the device comprises a first analysis unit, a second analysis unit, a construction excitation unit and a verification unit; wherein,

10. A computer readable storage medium storing computer executable instructions which, when loaded and executed by a processor, implement the SMCD file based intelligent recorder automatic test method according to any of claims 1 to 8.