CN110765626B - Modeling method and device for monitoring system layer of power monitoring system and terminal equipment - Google Patents
Modeling method and device for monitoring system layer of power monitoring system and terminal equipment Download PDFInfo
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Abstract
The invention is suitable for the technical field of power monitoring, and provides a modeling method, a modeling device and terminal equipment based on a monitoring system layer of a power monitoring system, wherein the method comprises the steps of obtaining measurement point information of primary equipment; acquiring an association relationship between the primary equipment and the secondary equipment according to the secondary equipment which is mutually a suite with the primary equipment; the information of the measuring point of the secondary equipment is imported from the FEP communication layer; according to the measurement point information of the primary equipment and the measurement point information of the secondary equipment, instantiating the primary equipment and the secondary equipment to obtain a secondary equipment instance of the power monitoring system; according to the association relation between the primary equipment and the secondary equipment, associating the measuring point of the primary equipment and the measuring point of the secondary equipment in the secondary equipment instance; the associated secondary equipment examples form a database model of a monitoring system layer in the power monitoring system. The invention can improve the accuracy in the association process of the primary equipment and the secondary equipment, thereby improving the modeling efficiency.
Description
Technical Field
The present invention relates to the field of power monitoring technologies, and in particular, to a modeling method, apparatus and terminal device based on a monitoring system layer of a power monitoring system.
Background
In the power monitoring system, the equipment for completing the functions of power generation, power transmission and power distribution is primary equipment, such as a generator, a circuit breaker, a current-voltage transformer, a lightning arrester and the like; the primary equipment is controlled, and the equipment with the protection function is secondary equipment such as a relay, a control switch, an indicator light, a measuring instrument and the like. Different database models will be built for different power systems in the power monitoring system. Typically, modeling of power monitoring systems includes modeling of a communication layer and modeling of a monitoring system layer. The model establishment of the monitoring system layer is based on primary equipment and secondary equipment, and the established monitoring system layer database model is used for realizing various functions such as data acquisition, equipment control, measurement, parameter adjustment, various signal alarms and the like, so that the operation equipment of the power system is monitored and controlled.
At present, the method adopted in the process of establishing the model of the monitoring system layer is as follows: firstly, building a template of primary equipment, building a template of secondary equipment, then respectively instantiating the primary equipment and the secondary equipment according to the template, and finally associating the instantiated primary equipment with the secondary equipment. In the implementation process of the method, due to huge data volume in the secondary equipment, workers are difficult to load the workload in the association process of the secondary equipment, so that the association error rate of the primary equipment and the secondary equipment is high.
Disclosure of Invention
The invention mainly aims to provide a modeling method, a modeling device and terminal equipment based on a monitoring system layer of an electric power monitoring system, which are used for solving the problems that in the existing electric power system, the data volume used by the modeling method of the monitoring system layer is large, and the error rate of the association process of primary equipment and secondary equipment is high.
To achieve the above object, a first aspect of the present invention provides a modeling method based on a monitoring system layer of a power monitoring system, including:
acquiring measurement point information of primary equipment;
acquiring an association relationship between the primary equipment and the secondary equipment according to the secondary equipment which is mutually a suite with the primary equipment;
the measurement point information of the secondary equipment is imported from the FEP communication layer;
according to the measurement point information of the primary equipment and the measurement point information of the secondary equipment, instantiating the primary equipment and the secondary equipment to obtain a secondary equipment instance of the power monitoring system;
in the process of instantiating the primary equipment and the secondary equipment, the measuring points of the primary equipment and the measuring points of the secondary equipment in the secondary equipment instance are also associated according to the association relation between the primary equipment and the secondary equipment;
the secondary equipment examples after association form a database model of a monitoring system layer in the power monitoring system.
With reference to the first aspect of the present invention, in a first embodiment of the present invention, before the obtaining, according to a secondary device that is a set with the primary device, an association relationship between the primary device and the secondary device, the method includes:
creating primary equipment and secondary equipment which are mutually kits through a kit template;
and recording the primary equipment and the secondary equipment which are mutually kits in a database.
With reference to the first aspect of the present invention and the first implementation manner of the first aspect of the present invention, in a second implementation manner of the present invention, the primary device is configured to control the power monitoring system, and measurement point information of the primary device corresponds to a state attribute of the power monitoring system;
the secondary equipment is used for monitoring the primary equipment, and the measurement point information of the secondary equipment corresponds to the state attribute of the primary equipment.
With reference to the first aspect of the present invention and the first implementation manner of the first aspect of the present invention, in a second implementation manner of the present invention, one of the primary devices and at least one of the secondary devices are a kit.
A second aspect of the present invention provides a modeling apparatus based on a monitoring system layer of a power monitoring system, including:
the first measuring point information acquisition module is used for acquiring measuring point information of primary equipment;
the association relation acquisition module is used for acquiring the association relation between the primary equipment and the secondary equipment according to the secondary equipment which is matched with the primary equipment;
the second measuring point information acquisition module is used for importing measuring point information of the secondary equipment from the FEP communication layer;
the instantiation module is used for instantiating the primary equipment and the secondary equipment according to the measurement point information of the primary equipment and the measurement point information of the secondary equipment to obtain a secondary equipment instance of the power monitoring system;
the association modeling module is used for associating the measuring points of the primary equipment and the measuring points of the secondary equipment in the secondary equipment instance according to the association relation between the primary equipment and the secondary equipment in the process of instantiating the primary equipment and the secondary equipment;
the secondary equipment examples after association form a database model of a monitoring system layer in the power monitoring system.
With reference to the second aspect of the present invention, in a first embodiment of the present invention, the modeling apparatus based on the monitoring system layer of the power monitoring system further includes a suite creation module;
the kit creation module is used for creating primary equipment and secondary equipment which are kits through the kit template;
the kit creation module is further used for recording the primary equipment and the secondary equipment which are the kits in a database.
A third aspect of an embodiment of the present invention provides a terminal device comprising a memory, a processor and a computer program stored in the memory and executable on the processor, the processor implementing the steps of the method as provided in the first aspect above when executing the computer program.
A fourth aspect of the embodiments of the present invention provides a computer readable storage medium storing a computer program which, when executed by a processor, implements the steps of the method as provided in the first aspect above.
The modeling method based on the power monitoring system layer provided by the embodiment of the invention can automatically generate a secondary equipment instance and automatically establish the association relation between the primary equipment and the secondary equipment when the association relation between the primary equipment and the secondary equipment is introduced in the modeling process, so that the modeling efficiency and the accuracy of the database of the power monitoring system layer are improved.
Drawings
FIG. 1 is a schematic diagram of a monitoring system layer modeling for implementing a conventional power monitoring system;
fig. 2 is a schematic implementation flow chart of a modeling method based on a monitoring system layer of a power monitoring system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating modeling of a monitoring system layer of a power monitoring system according to a modeling method based on the monitoring system layer of the power monitoring system shown in FIG. 2 and FIG. 3 according to an embodiment of the present invention;
fig. 4 is a schematic implementation flow chart of another modeling method based on a monitoring system layer of a power monitoring system according to a second embodiment of the present invention;
fig. 5 is a schematic diagram of a modeling apparatus based on a monitoring system layer of a power monitoring system according to a third embodiment of the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
In this document, suffixes such as "module", "component" or "unit" used to represent elements are used only for facilitating the description of the present invention, and have no particular meaning in themselves. Thus, "module" and "component" may be used in combination.
In the following description, the inventive embodiment numbers are merely for the purpose of description and do not represent the merits and merits of the embodiments.
FIG. 1 illustrates a modeling process for implementing a conventional power monitoring system layer, roughly:
firstly, building a template of primary equipment, building a template of secondary equipment, then respectively instantiating the primary equipment and the secondary equipment according to the template, and finally associating the instantiated primary equipment with the secondary equipment.
It can be seen that there are multiple instances in the primary device and multiple instances in the secondary device, and in association, the instances 1, 2, 3 … … n in the primary device are to be respectively tried to be associated with the instances 1, 2, 3 … … n in the secondary device, where the total association times can be expressed by nn, so that the existing method for establishing the database model of the power monitoring system does have the problem of large data volume.
Example 1
As shown in fig. 2, the modeling method based on the monitoring system layer of the power monitoring system according to the embodiment of the invention is provided. Including but not limited to the following steps:
s201, acquiring measurement point information of primary equipment.
In the above step S201, the primary device has a plurality of measurement points, and different primary devices may have the same measurement point therein, and measurement point information indicates the attribute of each interface in the primary device. Similarly, the secondary device in step S203 described below has a plurality of measurement points, similar to the primary device.
In the embodiment of the invention, the primary equipment is used for controlling the power monitoring system, and the measurement point information of the primary equipment corresponds to the state attribute of the power monitoring system; the secondary device is used for monitoring the primary device, and the measurement point information of the secondary device corresponds to the state attribute of the primary device.
In the embodiment of the invention, one primary device and at least one secondary device are mutually a suite, and the same primary device is monitored through a plurality of secondary devices, so that the accuracy and the comprehensiveness of data acquisition, device control and measurement in the power monitoring system are improved.
In a specific application, the primary equipment can be a breaker, a switch, a disconnecting link, a disconnecting switch and other equipment for producing, transforming, conveying, dredging, distributing and using electric energy in the electric power system; the secondary equipment can be auxiliary equipment for monitoring, measuring, controlling and protecting the work of the primary equipment, such as a relay, a control switch, an indicator light, a measuring instrument and the like.
S202, acquiring an association relationship between the primary equipment and the secondary equipment according to the secondary equipment which is mutually a suite with the primary equipment.
In step S202, if the primary device and the secondary device are the external set, the two devices may be called as external sets to be called in the database, and the external set stores the measurement point information of the primary device, also retains the association relationship between the primary device and the secondary device, and is continuously accumulated and perfected.
In a specific application, the measurement point information mentioned in the above step S201 and step S202 may be represented as an alarm mode, an alarm level, an out-of-limit current, a unit, whether to control, or the like.
S203, importing the measurement point information of the secondary equipment from the FEP communication layer;
s204, instantiating the primary equipment and the secondary equipment according to the measurement point information of the primary equipment and the measurement point information of the secondary equipment to obtain a secondary equipment instance of the power monitoring system;
s205, in the process of instantiating the primary equipment and the secondary equipment, the measuring points of the primary equipment and the measuring points of the secondary equipment in the secondary equipment instance are associated according to the association relation between the primary equipment and the secondary equipment;
the secondary equipment examples after association form a database model of a monitoring system layer in the power monitoring system.
In the steps S203 to S205, after the secondary device information of the FEP communication layer is imported in the step S203, the primary device and the secondary device start to be instantiated and automatically complete association, that is, the model establishment of the monitoring layer of the power monitoring system can be directly completed through the steps S203 to S205, so as to obtain a database model of the secondary device, and greatly improve the efficiency and accuracy of modeling the database of the power system.
As shown in fig. 3, the embodiment of the present invention further shows an internal structure diagram of a set of primary devices and secondary devices that are kits to each other, so as to illustrate the relationship and function between the measurement points of the primary devices and the measurement points of the secondary devices. In fig. 3, the measurement point 1 and the measurement point 2 of the No. 1 secondary device are associated with the measurement point 1 and the measurement point 2 of the No. 1 primary device, and the primary device is a circuit breaker, and the secondary device is a protection device, so the measurement point information of the measurement point 1 of the No. 1 primary device may be a voltage, the measurement point information of the measurement point 2 of the No. 1 primary device may be a current, the measurement point information of the measurement point 1 of the No. 1 secondary device may be an overvoltage protection, and the measurement point information of the measurement point 1 of the No. 1 secondary device may be an overcurrent protection according to the association relation.
In summary, since the secondary device is used for monitoring the primary device, the primary device and the secondary device which are the external members have an association relationship, the measurement point information in the secondary device and the measurement point information in the primary device which is the external members also have an association relationship, and in the process of establishing the model based on the monitoring system layer of the power monitoring system, the association between the primary device and the secondary device can be completed according to the association relationship.
According to the modeling method based on the power monitoring system layer, provided by the embodiment of the invention, the association relation between the primary equipment and the secondary equipment is introduced in the modeling process, so that when the measurement point information of the secondary equipment of the FEP communication layer is introduced, not only can a secondary equipment instance be automatically generated, but also the association relation between the primary equipment and the secondary equipment can be automatically established, thereby improving the modeling efficiency and the accuracy of the database of the power monitoring system layer.
Example two
As shown in fig. 4, in the embodiment of the present invention, another modeling method based on the monitoring system layer of the power monitoring system is further provided, and when there is no suite model in the database, a suite model based on the primary device and the secondary device is created and used in the modeling method of the power monitoring system.
In fig. 4, steps S401, S403 to S406 are identical to steps S201, S202 to S205 in fig. 2, and are not described herein again, in the embodiment of the present invention, before step S403, i.e. after step S401, the method further includes:
step S4021, creating primary equipment and secondary equipment which are mutually kits through a kit template;
step S4022, recording the primary device and the secondary device which are the mutual kits in a database.
In a specific application, the kit template can be formulated according to engineering requirements, so that primary equipment and secondary equipment which are kits can achieve the monitoring function of the power monitoring system on the power system.
Example III
As shown in fig. 5, an embodiment of the present invention provides a modeling apparatus 50 based on a monitoring system layer of a power monitoring system, including but not limited to the following functional modules:
a first measurement point information acquisition module 51 for acquiring measurement point information of the primary device;
an association relationship obtaining module 52, configured to obtain an association relationship between the primary device and the secondary device according to the secondary device that is mutually a suite with the primary device;
a second measurement point information obtaining module 53, configured to import measurement point information of the secondary device from the FEP communication layer;
an instantiation module 54, which instantiates the primary device and the secondary device according to the measurement point information of the primary device and the measurement point information of the secondary device, and obtains a secondary device instance of the power monitoring system;
the association modeling module 55 associates a measurement point of the primary device and a measurement point of the secondary device in the secondary device instance according to an association relationship between the primary device and the secondary device in the process of instantiating the primary device and the secondary device;
the associated secondary equipment examples form a database model of a monitoring system layer in the power monitoring system.
In the embodiment of the invention, after the second measuring point information acquisition module imports the secondary equipment information of the FEP communication layer, the primary equipment and the secondary equipment start to be instantiated and automatically complete association, namely, the instantiation module and the association modeling module can directly complete the model establishment of the monitoring system layer of the power monitoring system to obtain the database model of the secondary equipment, thereby improving the efficiency and the accuracy of the modeling of the database of the power system.
In an embodiment of the present invention, the modeling apparatus based on the monitoring system layer of the power monitoring system may further include a kit creation module, configured to create, through a kit template, a primary device and a secondary device that are kits each other; and the primary equipment and the secondary equipment which are mutually kits are recorded in a database and used for the association relation acquisition module to call the data.
The embodiment of the invention also provides a terminal device, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein when the processor executes the computer program, each step in the modeling method based on the monitoring system layer of the power monitoring system is realized.
The embodiment of the invention also provides a storage medium, which is a computer readable storage medium, and a computer program is stored on the storage medium, wherein the computer program realizes each step in the modeling device based on the monitoring system layer of the power monitoring system in the first embodiment when being executed by a processor.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; while the foregoing embodiments are illustrative of the present invention in detail, those skilled in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention, and are intended to be included in the scope of the present invention.
Claims (7)
1. The modeling method based on the power monitoring system layer is characterized by comprising the following steps of:
acquiring measurement point information of primary equipment;
acquiring an association relationship between the primary equipment and the secondary equipment according to the secondary equipment which is mutually a suite with the primary equipment; wherein one of the primary devices and at least one of the secondary devices are a kit of one another;
the measurement point information of the secondary equipment is imported from the FEP communication layer;
according to the measurement point information of the primary equipment and the measurement point information of the secondary equipment, instantiating the primary equipment and the secondary equipment to obtain a secondary equipment instance of the power monitoring system;
in the process of instantiating the primary equipment and the secondary equipment, the measuring points of the primary equipment and the measuring points of the secondary equipment in the secondary equipment instance are also associated according to the association relation between the primary equipment and the secondary equipment;
the secondary equipment examples after association form a database model of a monitoring system layer in the power monitoring system.
2. The modeling method based on a monitoring system layer of a power monitoring system according to claim 1, wherein before the obtaining the association relationship between the primary device and the secondary device according to the secondary device that is mutually a suite with the primary device, the modeling method comprises:
creating primary equipment and secondary equipment which are mutually kits through a kit template;
and recording the primary equipment and the secondary equipment which are mutually kits in a database.
3. The modeling method based on a monitoring system layer of a power monitoring system according to any one of claims 1 or 2, wherein the primary device is used for controlling the power monitoring system, and the measurement point information of the primary device corresponds to a state attribute of the power monitoring system;
the secondary equipment is used for monitoring the primary equipment, and the measurement point information of the secondary equipment corresponds to the state attribute of the primary equipment.
4. A modeling apparatus based on a power monitoring system layer, comprising:
the first measuring point information acquisition module is used for acquiring measuring point information of primary equipment;
the association relation acquisition module is used for acquiring the association relation between the primary equipment and the secondary equipment according to the secondary equipment which is matched with the primary equipment; wherein one of the primary devices and at least one of the secondary devices are a kit of one another;
the second measuring point information acquisition module is used for importing measuring point information of the secondary equipment from the FEP communication layer;
the instantiation module is used for instantiating the primary equipment and the secondary equipment according to the measurement point information of the primary equipment and the measurement point information of the secondary equipment to obtain a secondary equipment instance of the power monitoring system;
the association modeling module is used for associating the measuring points of the primary equipment and the measuring points of the secondary equipment in the secondary equipment instance according to the association relation between the primary equipment and the secondary equipment in the process of instantiating the primary equipment and the secondary equipment;
the secondary equipment examples after association form a database model of a monitoring system layer in the power monitoring system.
5. The modeling apparatus based on a power monitoring system layer of claim 4, further comprising a suite creation module;
the kit creation module is used for creating primary equipment and secondary equipment which are kits through the kit template;
the kit creation module is further used for recording the primary equipment and the secondary equipment which are the kits in a database.
6. A terminal device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor, when executing the computer program, realizes the steps in the modeling method based on the monitoring system layer of the power monitoring system according to any of claims 1 to 3.
7. A storage medium being a computer readable storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements the steps of the modeling method based on a power monitoring system layer of any of claims 1 to 3.
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