Intelligent oscillograph monitoring graph automatic generation method and system based on rule base

Abstract

The invention discloses an intelligent oscillograph monitoring graph automatic generation method and system based on a rule base, and relates to the technical field of power grid automation, and the method comprises the steps: importing an SCD file of a transformer substation into a management unit database of an intelligent oscillograph, and generating a plurality of transformer substation intervals and a plurality of IED objects based on the SCD file; creating a monitoring graph generation task based on a preset selection target; the preset selection target bit is one of a plurality of substation intervals and a plurality of IED objects; based on the monitoring graph generation task, matching a target monitoring graph generation rule in a preset monitoring graph rule base; the target monitoring graph generation rule comprises a monitoring graph primitive and a correspondingly associated IED signal; and generating an intelligent oscillograph monitoring graph corresponding to the preset selection target based on the target monitoring graph generation rule. According to the invention, the technical problems of long time and low configuration efficiency caused by manual configuration of the monitoring sub-graph of the intelligent oscillograph in the prior art are solved.

Description

Technical Field

[0001] The invention relates to the technical field of power grid automation, and in particular to a method and system for automatically generating monitoring graphics of an intelligent wave recorder based on a rule base. Background Art

[0002] With the continuous expansion of the application of intelligent recorders in power systems, it is found that the configuration and debugging of intelligent recorders takes a lot of time. The configuration of intelligent recorder monitoring sub-diagrams is often done manually, with a low level of automation. There is a risk of configuration errors and substation commissioning delays, which directly affects the substation commissioning efficiency and operational stability. Summary of the invention

[0003] The purpose of the present invention is to provide a method and system for automatically generating monitoring graphics of an intelligent recorder based on a rule base in order to solve at least one of the above technical problems.

[0004] In the first aspect, an embodiment of the present invention provides a method for automatically generating monitoring graphics of an intelligent recorder based on a rule base, which is applied to an intelligent recorder of a substation; comprising: importing the SCD file of the substation into the management unit database of the intelligent recorder, and generating multiple substation intervals and multiple IED objects based on the SCD file; creating a monitoring graphic generation task based on a preset selection target; the preset selection target is one of the multiple substation intervals and the multiple IED objects; based on the monitoring graphic generation task, matching a target monitoring graphic generation rule in a preset monitoring graphic rule base; the target monitoring graphic generation rule includes a monitoring graphic element and a corresponding associated IED signal; based on the target monitoring graphic generation rule, generating an intelligent recorder monitoring graphic corresponding to the preset selection target.

[0005] Furthermore, the substation bays include: line bays, bus bays, transformer bays, busbar bays, circuit breaker bays and high-voltage reactor bays; and the IED objects include: protection device IED objects and intelligent terminal IED objects.

[0006] Furthermore, the monitoring graph generation tasks include: primary and secondary equipment operation status monitoring graphs, protection equipment status monitoring graphs, intelligent terminal monitoring graphs and protection equipment analog quantity monitoring graphs.

[0007] Furthermore, the preset monitoring diagram rule base includes: primary and secondary equipment status monitoring diagram rules, protection equipment status monitoring diagram rules, intelligent terminal monitoring diagram rules and protection equipment analog quantity monitoring diagram rules.

[0008] Furthermore, the primary and secondary equipment status monitoring diagram rules include voltage level nodes, each voltage level node includes a protection device type node, and each protection device type node includes a soft pressure plate grouping node and a hard pressure plate grouping node containing grouping rules; the protection device status monitoring diagram rules include voltage level nodes, each voltage level node includes a protection device type node, and each protection device type node includes a fixed value area code node, a hard pressure plate node, a monitoring and early warning node, an alarm information node, a remote signaling information node, a GOOSE alarm information node, and a protection action information node containing grouping rules; the smart terminal status monitoring diagram rules include voltage level nodes, each voltage level node includes a smart terminal device type node, and each smart terminal type node includes an output signal node and a GOOSE alarm grouping node containing grouping rules; the protection device analog quantity monitoring diagram rules include voltage level nodes, each voltage level node includes a protection device type node, and each protection device type node includes a voltage information node, a current information node, and a differential current information node containing grouping rules.

[0009] In the second aspect, the present invention also provides a system for automatically generating monitoring graphics of an intelligent recorder based on a rule base, which is applied to the intelligent recorder of a substation; it includes: a substation SCD parsing and importing unit, a task selection unit and a monitoring diagram generating unit; wherein the substation SCD parsing and importing unit is used to import the SCD file of the substation into the management unit database of the intelligent recorder, and generate multiple substation intervals and multiple IED objects based on the SCD file; the task selection unit is used to create a monitoring diagram generation task based on a preset selection target; the preset selection target is one of the multiple substation intervals and the multiple IED objects; the monitoring diagram generating unit is used to match the target monitoring diagram generation rule in the preset monitoring diagram rule base based on the monitoring diagram generation task; the target monitoring diagram generation rule includes a monitoring diagram graphic element and a corresponding associated IED signal; the monitoring diagram generating unit is also used to generate an intelligent recorder monitoring diagram corresponding to the preset selection target based on the target monitoring diagram generation rule.

[0010] In a third aspect, the present invention further provides an electronic device, comprising: a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the method provided by the present invention when executing the computer program.

[0011] In a fourth aspect, the present invention further provides a computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions, and when the computer instructions are executed by a processor, the method provided by the present invention is implemented.

[0012] The present invention provides a method and system for automatically generating monitoring graphics of an intelligent recorder based on a rule base, which realizes the automatic generation of monitoring graphics of primary and secondary equipment operation status of the intelligent recorder, monitoring graphics of protection equipment status, monitoring graphics of intelligent terminals and monitoring graphics of analog quantity of protection equipment, thereby alleviating the technical problem in the prior art that the configuration of monitoring sub-graphs of intelligent recorders is often done manually, resulting in a long time and low configuration efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the implementation methods of the present application or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0014] Figure 1 A flowchart of a method for automatically generating monitoring graphics of an intelligent recorder based on a rule base provided by an embodiment of the present invention;

[0015] Figure 2 A schematic diagram of a rule-based intelligent recorder monitoring graphics automatic generation system provided in an embodiment of the present invention. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] Embodiment 1

[0018] Figure 1 The flowchart of a method for automatically generating monitoring graphics of an intelligent recorder based on a rule base according to an embodiment of the present invention is applied to an intelligent recorder of a substation. Figure 1 As shown, the method specifically comprises the following steps:

[0019] Step S102: import the SCD file of the substation into the management unit database of the intelligent recorder, and generate multiple substation bays and multiple IED objects based on the SCD file.

[0020] Specifically, the substation bays include: line bays, bus bays, transformer bays, busbar bays, circuit breaker bays and high-voltage reactor bays; the IED objects include: protection device IED objects and intelligent terminal IED objects.

[0021] Specifically, the embodiment of the present invention divides IEDs into multiple substation intervals according to the IED type in the SCD file, the intelligent recorder management unit creates an interval folder, and creates an IED object in the corresponding interval folder according to the IED information in the SCD file.

[0022] In an optional implementation provided by an embodiment of the present invention, it is necessary to import a 220kV substation SCD. After the import, line intervals, bus intervals and transformer intervals are generated in the management unit data. The line interval contains line protection equipment objects and phase-split intelligent terminal objects, the bus interval contains bus protection equipment objects, and the transformer interval contains transformer protection equipment objects and main transformer high, medium and low side three-terminal intelligent terminal objects.

[0023] Step S104, creating a monitoring graph generation task based on a preset selection target; the preset selection target is one of a plurality of substation bays and a plurality of IED objects.

[0024] Specifically, the monitoring graphics generation tasks include: primary and secondary equipment operating status monitoring diagrams, protection equipment status monitoring diagrams, intelligent terminal monitoring diagrams and protection equipment analog quantity monitoring diagrams.

[0025] In an optional implementation provided by an embodiment of the present invention, a secondary device operating status monitoring diagram includes a primary device operating status, a secondary device operating status, a secondary device soft pressure plate, a secondary device hard pressure plate and a partial wiring diagram of a primary device.

[0026] The protection device status monitoring diagram includes the protection device front and rear panel monitoring diagram, protection device telesignaling information, protection device action information, protection device alarm information and protection device GOOSE alarm information.

[0027] The intelligent terminal monitoring diagram contains the GOOSE alarm information of each GOOSE control block and the intelligent terminal alarm information.

[0028] The analog monitoring diagram of the protection device includes the protection voltage, current and differential current values.

[0029] In an embodiment of the present invention, the intelligent recorder system provides an interface for selecting automatic generation tasks of monitoring graphics. Configuration personnel can choose to create monitoring graphics generation tasks as needed and select the intervals or IED objects that need to be automatically generated. For example, they can select automatic generation tasks of primary and secondary equipment operating status monitoring diagrams, protection device status monitoring diagrams, intelligent terminal monitoring diagrams, and protection device analog quantity monitoring diagrams.

[0030] In an optional implementation provided by an embodiment of the present invention, it is necessary to generate a primary and secondary equipment operation status monitoring diagram, a protection equipment status monitoring diagram, an intelligent terminal monitoring diagram, and a protection equipment analog quantity monitoring diagram for a 220kV substation. The configuration personnel use the task selection function to create primary and secondary equipment operation status monitoring diagram tasks for line intervals, busbar intervals, and transformer intervals, protection equipment status monitoring diagram tasks for line protection, busbar protection, and transformer protection, intelligent terminal monitoring diagram tasks for line intelligent terminals and intelligent terminals on each side of the transformer, and protection equipment analog quantity monitoring diagram tasks for line protection, busbar protection, and transformer protection.

[0031] Step S106, based on the monitoring graph generation task, matching the target monitoring graph generation rule in the preset monitoring graph rule library; the target monitoring graph generation rule includes monitoring graph elements and corresponding associated IED signals.

[0032] Specifically, the preset monitoring diagram rule base includes: primary and secondary equipment status monitoring diagram rules, protection equipment status monitoring diagram rules, intelligent terminal monitoring diagram rules and protection equipment analog quantity monitoring diagram rules.

[0033] Specifically, the primary and secondary equipment status monitoring diagram rules include voltage level nodes, each voltage level node includes a protection device type node, and each protection device type node includes a soft pressure plate grouping node and a hard pressure plate grouping node containing grouping rules;

[0034] The protection device status monitoring diagram rules include voltage level nodes, each voltage level node includes protection device type nodes, each protection device type node includes a fixed value area code node containing grouping rules, a hard pressure plate node, a monitoring and early warning node, an alarm information node, a remote signaling information node, a GOOSE alarm information node and a protection action information node;

[0035] The intelligent terminal status monitoring diagram rule includes a voltage level node, each voltage level node includes an intelligent terminal device type node, and each intelligent terminal type node includes an output signal node containing a grouping rule and a GOOSE alarm grouping node;

[0036] The protection device analog quantity monitoring diagram has rule voltage level nodes, each voltage level node includes a protection device type node, and each protection device type node includes a voltage information node, a current information node and a differential current information node containing grouping rules.

[0037] In an optional implementation provided by an embodiment of the present invention, the intelligent recorder system forms a preset monitoring diagram rule base with signals of various types of relay protection and intelligent terminals of various voltage levels. The preset monitoring diagram rule base includes signal screening rules required for primary and secondary equipment status monitoring diagrams, protection equipment status monitoring diagrams, intelligent terminal status monitoring diagrams and protection equipment analog quantity monitoring diagrams.

[0038] Preferably, the preset monitoring diagram rule base is saved in XML format, and the rule file contains the primary and secondary equipment status monitoring diagram rules, protection equipment status monitoring diagram rules, intelligent terminal status monitoring diagram rules and protection equipment analog quantity monitoring diagram rules.

[0039] The primary and secondary equipment status monitoring diagram rules include the voltage level Voltage node, and the Voltage node contains the protection device node DeviceType. Each protection device type corresponds to a DeviceType node, and the protection device type is distinguished by the name attribute. The DeviceType node contains the soft pressure plate group and hard pressure plate group node Type, and the pressure plate group type is distinguished by the name attribute. The Type node contains the rules of each group.

[0040] The protection device status monitoring diagram rules include the voltage level Voltage node, and the Voltage node includes the protection device node DeviceType. Each protection device type corresponds to a DeviceType node, and the protection device type is distinguished by the name attribute. The DeviceType node includes the fixed value area code, hard pressure plate, monitoring warning, alarm information, remote signal information, GOOSE alarm information and protection action information node Type, and the group type is distinguished by the name attribute. The Type node contains the rules for each group.

[0041] The smart terminal status monitoring diagram rules include the voltage level Voltage node, and the Voltage node contains the smart terminal device node DeviceType. Each smart terminal type corresponds to a DeviceType node, and the smart terminal type is distinguished by the name attribute. The DeviceType node contains the output signal and GOOSE alarm grouping nodes Type, and the grouping types are distinguished by the name attribute. The Type node contains the rules for each group.

[0042] The analog quantity monitoring diagram rules of protection devices include the voltage level Voltage node, and the protection device node DeviceType under the Voltage node. Each protection device type corresponds to a DeviceType node, and the protection device type is distinguished by the name attribute. The DeviceType node contains voltage, current, and differential current information nodes Type, and the analog quantity grouping types are distinguished by the name attribute. The Type node contains the rules for each grouping.

[0043] Step S108, based on the target monitoring diagram generation rule, generate an intelligent recorder monitoring diagram corresponding to the preset selected target.

[0044] Specifically, the intelligent recorder system matches the target monitoring diagram generation rules according to the task type, interval type and IED type, matches the monitoring diagram graphic element corresponding to this signal according to the specific rule type in the target monitoring diagram generation rules, filters the signal corresponding to the IED in the database according to the specific rules in the target monitoring diagram generation rules, and associates the graphic element with the signal.

[0045] In an optional implementation provided by an embodiment of the present invention, when the 220kV line bay primary and secondary equipment operation status monitoring diagram is automatically generated, the target monitoring diagram generation rule is matched according to the voltage level, bay type, and IED object type under the bay, and the 220kV line protection primary and secondary equipment operation status monitoring diagram rule is matched. The rules are shown in Table 1 below:

[0046] Table 1 220kV line protection primary and secondary equipment operation status monitoring diagram rules

[0047]

[0048]

[0049] Among them, “|” in the signal description of Table 1 represents the relationship of and, the signal description is used to match the 220kV line protection signal in the database and generate a graphic element, and the association relationship between the graphic element and the protection device signal is generated into the monitoring graph.

[0050] Finally, the intelligent recorder saves the generated monitoring diagram in the system.

[0051] In an optional implementation manner provided by an embodiment of the present invention, after the primary and secondary equipment operating status monitoring diagram, protection equipment status monitoring diagram, intelligent terminal monitoring diagram and protection equipment analog quantity monitoring diagram of a 220kV substation are automatically generated, they are saved in the intelligent recorder system and the above automatically generated monitoring diagrams are called for real-time monitoring when the system is running.

[0052] From the above description, it can be seen that the embodiment of the present invention provides a method for automatically generating monitoring graphics of an intelligent recorder based on a rule base, which realizes the automatic generation of operating status monitoring diagrams of primary and secondary equipment of the intelligent recorder, status monitoring diagrams of protection equipment, monitoring diagrams of intelligent terminals and monitoring diagrams of analog quantity of protection equipment, thereby alleviating the technical problem in the prior art that the configuration of monitoring sub-diagrams of intelligent recorders is often performed manually, resulting in a long time and low configuration efficiency.

[0053] Embodiment 2

[0054] Figure 2 1 is a schematic diagram of a system for automatically generating monitoring graphics of an intelligent wave recorder based on a rule base according to an embodiment of the present invention, and the system is applied to an intelligent wave recorder of a substation. Figure 2As shown, the system includes: a substation SCD parsing and importing unit 10, a task selection unit 20 and a monitoring diagram generating unit 30.

[0055] Specifically, the substation SCD parsing and importing unit 10 is used to import the SCD file of the substation into the management unit database of the intelligent recorder, and generate multiple substation bays and multiple IED objects based on the SCD file;

[0056] The task selection unit 20 is used to create a monitoring graph generation task based on a preset selection target; the preset selection target is one of a plurality of substation bays and a plurality of IED objects;

[0057] The monitoring diagram generation unit 30 is used to match the target monitoring diagram generation rule in the preset monitoring diagram rule library based on the monitoring diagram generation task; the target monitoring diagram generation rule includes the monitoring diagram element and the corresponding associated IED signal;

[0058] The monitoring diagram generation unit 30 is further used to generate an intelligent recorder monitoring diagram corresponding to a preset selected target based on a target monitoring diagram generation rule.

[0059] Specifically, Figure 2 As shown, it also includes a monitoring diagram rule configuration unit 40, which is used to configure the automatic drawing rules of the primary and secondary equipment operation status monitoring diagram, the protection equipment status monitoring diagram, the intelligent terminal monitoring diagram and the protection equipment analog quantity monitoring diagram according to the protection equipment and the intelligent terminal signal. If the automatic drawing rules already exist, this unit can be skipped.

[0060] Specifically, Figure 2 As shown, it also includes a monitoring diagram storage unit 50, which is used to store automatically generated primary and secondary equipment operation status monitoring diagrams, protection equipment status monitoring diagrams, intelligent terminal monitoring diagrams and protection equipment analog quantity monitoring diagrams, so that the online system can call the automatically generated monitoring diagrams when the system is running.

[0061] The present invention further provides an electronic device, comprising: a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the method provided in the embodiment of the present invention when executing the computer program.

[0062] The present invention also provides a computer-readable storage medium, which stores computer instructions. When the computer instructions are executed by a processor, the method provided in the embodiment of the present invention is implemented.

[0063] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0064] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A method for automatically generating monitoring graphics of an intelligent recorder based on a rule base, characterized in that: Intelligent recorder used in substations; including: Importing the SCD file of the substation into the management unit database of the intelligent recorder, and generating a plurality of substation bays and a plurality of IED objects based on the SCD file; Based on a preset selection target, creating a monitoring graph generation task; the preset selection target is one of the multiple substation bays and the multiple IED objects; Based on the monitoring graph generation task, a target monitoring graph generation rule is matched in a preset monitoring graph rule library; the target monitoring graph generation rule includes monitoring graph elements and corresponding associated IED signals; Based on the target monitoring diagram generation rule, an intelligent recorder monitoring diagram corresponding to the preset selected target is generated.

2. The method according to claim 1, characterized in that: The substation bays include: line bays, bus bays, transformer bays, busbar bays, circuit breaker bays and high-voltage reactor bays; the IED objects include: protection device IED objects and intelligent terminal IED objects.

3. The method according to claim 1, characterized in that: The monitoring graph generation tasks include: primary and secondary equipment operation status monitoring graph, protection equipment status monitoring graph, intelligent terminal monitoring graph and protection equipment analog quantity monitoring graph.

4. The method according to claim 1, characterized in that: The preset monitoring diagram rule base includes: primary and secondary equipment status monitoring diagram rules, protection equipment status monitoring diagram rules, intelligent terminal monitoring diagram rules and protection equipment analog quantity monitoring diagram rules.

5. The method according to claim 4, characterized in that: The primary and secondary equipment status monitoring diagram rule includes a voltage level node, each voltage level node includes a protection device type node, and each protection device type node includes a soft pressure plate grouping node and a hard pressure plate grouping node containing grouping rules; The protection device status monitoring diagram rule includes a voltage level node, each voltage level node includes a protection device type node, each protection device type node includes a fixed value area code node containing a grouping rule, a hard pressure plate node, a monitoring and early warning node, an alarm information node, a remote signaling information node, a GOOSE alarm information node and a protection action information node; The smart terminal status monitoring diagram rule includes a voltage level node, each voltage level node includes a smart terminal device type node, and each smart terminal type node includes an output signal node containing a grouping rule and a GOOSE alarm grouping node; The protection device analog quantity monitoring diagram has regular voltage level nodes, each voltage level node includes a protection device type node, and each protection device type node includes a voltage information node, a current information node and a differential current information node containing grouping rules.

6. A rule-based intelligent recorder monitoring graphics automatic generation system, characterized in that: An intelligent recorder applied to a substation; comprising: a substation SCD analysis and import unit, a task selection unit and a monitoring diagram generation unit; wherein, The substation SCD parsing and importing unit is used to import the SCD file of the substation into the management unit database of the intelligent recorder, and generate multiple substation bays and multiple IED objects based on the SCD file; The task selection unit is used to create a monitoring graph generation task based on a preset selection target; the preset selection target is one of the multiple substation bays and the multiple IED objects; The monitoring diagram generation unit is used to match a target monitoring diagram generation rule in a preset monitoring diagram rule library based on the monitoring diagram generation task; the target monitoring diagram generation rule includes monitoring diagram primitives and corresponding associated IED signals; The monitoring diagram generation unit is further used to generate an intelligent recorder monitoring diagram corresponding to the preset selected target based on the target monitoring diagram generation rule.

7. An electronic device, characterized in that: include: A memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the method according to any one of claims 1 to 5 when executing the computer program.

8. A computer-readable storage medium, characterized in that: The computer-readable storage medium stores computer instructions, and when the computer instructions are executed by a processor, the method according to any one of claims 1 to 5 is implemented.

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