CN115934829A - Data display method for drainage basin cascade power station monitoring system database - Google Patents
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Abstract
The invention provides a data display method of a drainage basin cascade power station monitoring system database, which comprises the following steps: according to the object tree dictionary, object tree structures corresponding to all levels of power stations are constructed; expanding each node of an object tree structure corresponding to each stage of power station, and numbering and naming each node; numbering the object tree structures of all the power stations according to the distribution positions of all the power stations of the cascade power stations in a drainage basin; configuring the operation data of each stage of power station in each node of the corresponding object tree structure; receiving a query request of a user, wherein the query request comprises a number combination; and sequentially expanding each node which corresponds to the object tree and accords with the number combination according to the number combination, and displaying the operation data configured by the final node. The technical problem that the operation data is inconvenient to inquire and monitor when the cascade power station is operated in a centralized control way.
Description
Technical Field
The invention relates to the technical field of cascade power station operation, in particular to a data display method of a basin cascade power station monitoring system database.
Background
The central control center of the cascade power station in the drainage basin is responsible for the control, regulation, operation monitoring and other work of the generator set of the cascade power station, so that monitoring signals of all power generation equipment of the cascade power plant are all connected into a monitoring system of the central control center of the cascade power plant in the drainage basin. Because the cascade power stations are positioned at different positions of a drainage basin, the power generation equipment of each stage of power station is different to a certain extent due to different water heads and geographic data; and the centralized control center staff need to monitor the operation of all the power generation equipment of the cascade power station and monitor the monitoring system signals transmitted by all the cascade power plants, wherein some of the signals are event messages, and some of the signals are alarm messages, which brings difficulty to the staff to carry out the equipment operation monitoring work.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a data display method for a data base of a river basin cascade power station monitoring system, which solves the technical problem that operation data is inconvenient to query and monitor when the cascade power station is in centralized control operation.
According to the embodiment of the invention, the data display method of the drainage basin cascade power station monitoring system database comprises the following steps:
constructing object tree structures corresponding to all levels of power stations according to the object tree dictionary;
expanding each node of an object tree structure corresponding to each stage of power station, and numbering and naming each node;
numbering object tree structures of all power stations according to distribution positions of all power stations of the cascade power stations in a drainage basin;
configuring the operation data of each stage of power station in each node of the corresponding object tree structure;
receiving a query request of a user, wherein the query request comprises a number combination;
and sequentially expanding each node which corresponds to the object tree and accords with the numbering combination according to the numbering combination, and displaying the operation data configured by the final node.
Further, the building of the object tree structure corresponding to the power station includes:
s1, acquiring all initial devices of all levels of power stations according to an object tree dictionary, configuring the initial devices as father devices, and dividing a plurality of father devices into common father devices and specific father devices; constructing a common father node of an object tree structure according to common father equipment of each level of power station, constructing a specific father node according to specific father equipment of each level of power station, and configuring the specific father node into a corresponding object tree structure;
s2, acquiring a plurality of sub-devices of the parent device at the upper level according to the object tree dictionary, and dividing the plurality of sub-devices into common sub-devices and special sub-devices; constructing a common child node corresponding to the father node according to the common child equipment; constructing a specific child node according to the specific child device and configuring the specific child node to a corresponding father node;
and S3, repeating the step S2 until all the lowest-level devices of the cascade power station are constructed into nodes and configured into corresponding father nodes.
Further, configuring the operation data of the power station in each node of the object tree structure comprises:
traversing the operation data of the power station, and acquiring source equipment for generating the operation data;
acquiring the position of the source equipment in a node in a corresponding object tree structure according to the name or the number of the source equipment;
and configuring the operation data generated by the source equipment in the corresponding node.
Further, still include: when the source device does not have a corresponding node in a corresponding object tree structure;
step SS1: acquiring the number or name of a parent device at the upper level, and judging whether the parent device has a corresponding node in an object tree structure;
step SS2, if yes, constructing a child node at the next stage of the corresponding node; if not, repeating the step SS1 until the corresponding node exists, and constructing a plurality of levels of sub-nodes under the corresponding node.
Further, constructing a plurality of level child nodes under the corresponding node, including:
step SSS1: judging whether the next-level child node of the corresponding node is a common child node or not;
step SSS2: if yes, numbering the next-level child node according to the numbers of child nodes of the same level in other object tree structures; if not, numbering the next-level child node according to the number of the current special child node of the same level;
step SSS3: and repeating the step SSS1 to the step SSS2 until the construction of a plurality of levels of sub-nodes under the corresponding node is completed.
And further, after a plurality of levels of child nodes are constructed, the object tree dictionary is updated.
Further, the query request further includes a keyword:
when a user inputs a plurality of keywords in sequence, displaying a hierarchical structure of an object tree structure related to the keywords in real time after the user finishes inputting one keyword;
and displaying the hierarchical structure of the object tree structure related to the previous keyword of the deleted keyword after the user deletes one keyword.
Furthermore, each node of the object tree is also configured with corresponding standard operation data; monitoring whether the newly configured operation data is qualified or not in real time according to the standard operation data; and when the newly configured operation data is unqualified, alarming and displaying the hierarchical structure of the object tree structure related to the alarming node.
Further, the form of the object tree structure includes a tabular form,
wherein the node in the nth column is a child node of the node in the (n-1) th column, wherein n is greater than 1.
Further, numbering the object tree structure of each power station includes:
and acquiring the distribution positions of all levels of power stations in the basin, sequencing the power stations in sequence from the upstream to the downstream of the basin, and numbering the object tree structures corresponding to all levels of power stations.
Compared with the prior art, the invention has the following beneficial effects:
the method comprises the steps that an object tree structure is constructed for each stage of the cascade power station, each node of the object tree structure is numbered, and then operation data of the power station is configured to each node of the corresponding object tree structure; and the operation data of the corresponding node can be timely and quickly called by identifying the number combination in the query request. The technical problem that operation data is inconvenient to query and monitor in the centralized control operation of the cascade power station is solved.
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FIG. 1 is a diagram of method steps in an embodiment of the present invention.
FIG. 2 is a diagram of method steps for building an object tree structure according to another embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
As shown in fig. 1, a data display method for a data base of a watershed stepladder power station monitoring system includes:
constructing object tree structures corresponding to all levels of power stations according to the object tree dictionary;
expanding each node of an object tree structure corresponding to each stage of power station, and numbering and naming each node;
numbering and naming the object tree structures of all the power stations according to the distribution positions of all the power stations of the cascade power stations in a drainage basin;
configuring the operation data of each stage of power station at each node of the corresponding object tree structure;
receiving a query request of a user, wherein the query request comprises a number combination;
and sequentially expanding each node which corresponds to the object tree and accords with the numbering combination according to the numbering combination, and displaying the operation data configured by the final node.
The specific implementation process of this embodiment includes:
the object tree dictionary comprises equipment data of the cascade power station and the dependency relationship among all the equipment; the object tree dictionary further comprises an object tree maintenance management manual, an object tree design principle, an object tree model, a step power plant typical object tree case, points after each step power plant is specified and a database modeling form.
Establishing object tree structures of all levels of power stations according to the object tree dictionary, numbering each node of the object tree structures after establishment,
the method comprises the steps of obtaining distribution positions of all levels of power stations in a basin, sequencing the power stations from upstream to downstream of the basin in sequence, and numbering object tree structures corresponding to the power stations, wherein for example, the power stations on the upper level of the basin comprise an A hydroelectric power plant, a B hydroelectric power plant and a C hydroelectric power plant, and the A hydroelectric power plant, the B hydroelectric power plant and the C hydroelectric power plant belong to the same company for development and operation, so that a condition with centralized control operation of the basin level power stations is established, and the A hydroelectric power plant, the B hydroelectric power plant and the C hydroelectric power plant are numbered as '1', '2' and '3' in the embodiment;
the first position of the number combination is the number of the power station, and when the first position is 1, an object tree structure of the A hydroelectric power plant is displayed; the important operation equipment of the hydroelectric power plant in the hydroelectric generating set is also the equipment mainly monitored in centralized control operation, and plays an important role in economic operation and peak regulation and frequency modulation, so the first serial numbers of the second position of the serial number combination in the embodiment are used for editing the hydroelectric generating set, wherein the hydroelectric power plant A has four hydroelectric generating sets which are respectively numbered as '1', '2', '3' and '4'; the B hydroelectric power plant is provided with four hydroelectric generating sets which are respectively numbered as '1', '2', '3' and '4'; the C hydroelectric power plant is provided with three hydroelectric generating sets; numbered "1", "2", and "3", respectively;
in this example, when the input number is 12, the object tree structure of the a hydroelectric power plant to the object tree layer structure of the 1 st hydroelectric power generation unit is displayed.
In the embodiment, an object tree structure is constructed for each stage of the cascade power station, each node of the object tree structure is numbered, and then the operation data of the power station is configured to each node of the corresponding object tree structure; and the operation data of the corresponding node can be timely and quickly called by identifying the number combination in the query request. The technical problem that operation data is inconvenient to query and monitor when the cascade power station is in centralized control operation is solved.
As shown in fig. 2, according to another embodiment of the present invention, the building an object tree structure corresponding to a power station includes:
s1, acquiring all initial devices of all levels of power stations according to an object tree dictionary, configuring the initial devices as father devices, and dividing a plurality of father devices into common father devices and specific father devices; constructing a common father node of an object tree structure according to common father equipment of each level of power station, constructing a specific father node according to specific father equipment of each level of power station, and configuring the specific father node into a corresponding object tree structure;
s2, acquiring a plurality of sub-devices of the parent device at the upper level according to the object tree dictionary, and dividing the plurality of sub-devices into common sub-devices and specific sub-devices; constructing a common child node corresponding to the father node according to the common child equipment; constructing a specific child node according to the specific child device and configuring the specific child node to a corresponding father node;
and S3, repeating the step S2 until all the lowest-level devices of the cascade power station are constructed into nodes and configured into corresponding father nodes.
The specific implementation process of the embodiment includes;
the initial equipment comprises a hydroelectric generating set and a main transformer; all the devices are the highest level devices in the object tree structure of the hydroelectric power plant, and the hydroelectric generating set, the main transformer, the main device and the auxiliary devices can be regarded as main branches of the object tree; the next-stage sub-equipment of the hydroelectric generating set comprises a generator, a water turbine, a transformer, a speed regulator, an excitation transformer, relay protection, technical water supply and a gate; the next-stage sub-equipment of the generator comprises a stator, a rotor, an upper guide bearing, a lower guide bearing, a thrust bearing, an air cooler, a mechanical brake, a high-pressure oil system, generator auxiliary equipment and unit fire protection;
however, the installation is different due to different types of hydroelectric generating sets adopted by all stages of power stations; as nodes of the object tree structure are more and more refined, the equipment device has more obvious phase difference; therefore, in this embodiment, when an object tree structure of each stage of power station is constructed, the devices at each stage are divided into common devices and specific devices, where it should be noted that the common devices include devices configured for each stage of power station, and the specific devices include devices not configured for each stage of power station;
the positions of the nodes of the corresponding object tree structures of the equipment shared by all levels of power stations are the same, so that the operation personnel of the centralized control center can conveniently and quickly inquire the operation data of the shared equipment, particularly the operation data of the shared equipment can be conveniently inquired through the number combination, and the corresponding node positions can be quickly found through inquiring the number combination of the nodes of the upper level even if the unique equipment is not clear.
In another embodiment of the present invention, configuring the operation data of the power station in each node of the object tree structure comprises:
traversing the operation data of the power station, and acquiring source equipment for generating the operation data;
acquiring the position of the source equipment in a node in a corresponding object tree structure according to the name or the number of the source equipment;
and configuring the operation data generated by the source equipment in the corresponding node.
In accordance with another embodiment of the present invention,
when each stage of power station uploads operation data, source equipment codes corresponding to the operation data are also uploaded, and the source equipment codes comprise numbering combinations corresponding to the nodes in the object tree structure; and rapidly inquiring the position of the node through the number combination and configuring the operation data into the corresponding node.
Another embodiment of the present invention further comprises: when the source device does not have a corresponding node in a corresponding object tree structure;
step SS1: acquiring the number or name of a parent device at the upper level, and judging whether the parent device has a corresponding node in an object tree structure;
step SS2, if yes, constructing a child node at the next stage of the corresponding node; if not, repeating the step SS1 until the corresponding node exists, and constructing a plurality of levels of sub-nodes under the corresponding node.
The specific implementation process of the embodiment includes:
when the source device is a newly added device, no related node is established in the corresponding object tree structure; the node position of the source device in the object tree needs to be acquired, so that the established lowest-level node in the object tree structure needs to be acquired by tracing upwards step by step, and a plurality of level sub-nodes are established under the lowest-level node according to the tracing result.
In another embodiment of the present invention, a plurality of level child nodes are constructed under the corresponding node, including:
step SSS1: judging whether the next-level child node of the corresponding node is a common child node;
step SSS2: if yes, numbering the next-level child node according to the numbers of child nodes of the same level in other object tree structures; if not, numbering the next-level child node according to the number of the current special child node of the same level;
step SSS3: and repeating the step SSS1 to the step SSS2 until the construction of a plurality of levels of child nodes under the corresponding node is completed.
The specific implementation process of the embodiment includes:
when a child node is constructed, whether the node is a common node needs to be judged, and if the newly-constructed node is a common node, the newly-constructed node needs to be numbered according to the number of the common node of the same hierarchy at present. The method and the system can facilitate quick query of operators in a centralized control center, and the object tree structure is optimized and reasonable.
It should be noted that after a plurality of levels of child nodes are constructed, the object tree dictionary is updated, so that the hierarchical condition of the object tree structure of each level of power station can be known through the object tree dictionary, and meanwhile, new entrants can be conveniently trained.
In another embodiment of the present invention, the query request further includes a keyword:
when a user inputs a plurality of keywords in sequence, displaying a hierarchical structure of an object tree structure related to the keywords in real time after the user finishes inputting one keyword;
and displaying the hierarchical structure of the object tree structure related to the previous keyword of the deleted keyword after the user deletes one keyword.
In another embodiment of the present invention, each node of the object tree is further configured with corresponding standard operation data; monitoring whether the newly configured operation data is qualified or not in real time according to the standard operation data; and when the newly configured operation data is unqualified, alarming and displaying the hierarchical structure of the object tree structure related to the alarming node.
In another embodiment of the present invention, the object tree structure comprises a tabular form,
wherein the node in the nth column is a child node of the node in the (n-1) th column, wherein n is greater than 1.
In this embodiment n is greater than 1 and n is an integer.
It should be noted that, in the process of constructing the object tree structure, the size of the object tree is not limited, and the number of the object trees is reduced as much as possible.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. The data display method of the basin cascade power station monitoring system database is characterized by comprising the following steps: the method comprises the following steps:
according to the object tree dictionary, object tree structures corresponding to all levels of power stations are constructed;
expanding each node of an object tree structure corresponding to each stage of power station, and numbering and naming each node;
numbering object tree structures of all power stations according to distribution positions of all power stations of the cascade power stations in a drainage basin;
configuring the operation data of each stage of power station in each node of the corresponding object tree structure;
receiving a query request of a user, wherein the query request comprises a number combination;
and sequentially expanding each node which corresponds to the object tree and accords with the number combination according to the number combination, and displaying the operation data configured by the final node.
2. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 1, characterized in that: the method for constructing the object tree structure corresponding to the power station comprises the following steps:
s1, acquiring all initial devices of all levels of power stations according to an object tree dictionary, configuring the initial devices as father devices, and dividing a plurality of father devices into common father devices and specific father devices; constructing a common father node of an object tree structure according to common father equipment of each level of power station, constructing a specific father node according to specific father equipment of each level of power station, and configuring the specific father node into a corresponding object tree structure;
s2, acquiring a plurality of sub-devices of the parent device at the upper level according to the object tree dictionary, and dividing the plurality of sub-devices into common sub-devices and special sub-devices; constructing a common child node corresponding to the father node according to the common child equipment; constructing a specific child node according to the specific child device and configuring the specific child node to a corresponding father node;
and S3, repeating the step S2 until all the lowest-level devices of the cascade power station are constructed into nodes and configured into corresponding father nodes.
3. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 2, characterized in that: configuring the operational data of the power station in each node of the object tree structure comprises:
traversing the operation data of the power station, and acquiring source equipment for generating the operation data;
acquiring the position of the source equipment in a node in a corresponding object tree structure according to the name or the number of the source equipment;
and configuring the operation data generated by the source equipment in the corresponding node.
4. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 3, characterized in that: further comprising: when the source device has no corresponding node in the corresponding object tree structure;
step SS1: acquiring the number or name of a parent device at the upper level, and judging whether the parent device has a corresponding node in an object tree structure;
step SS2, if yes, constructing a child node at the next stage of the corresponding node; if not, repeating the step SS1 until the corresponding node exists, and constructing a plurality of levels of sub-nodes under the corresponding node.
5. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 4, characterized in that: constructing a plurality of levels of child nodes under the corresponding nodes, including:
step SSS1: judging whether the next-level child node of the corresponding node is a common child node;
step SSS2: if yes, numbering the next-level child node according to the numbers of child nodes of the same level in other object tree structures; if not, numbering the next-level child node according to the number of the current special child node of the same level;
step SSS3: and repeating the step SSS1 to the step SSS2 until the construction of a plurality of levels of child nodes under the corresponding node is completed.
6. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 4, characterized in that: and after a plurality of levels of child nodes are constructed, updating the object tree dictionary.
7. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 5, characterized in that: the query request further includes a keyword:
when a user inputs a plurality of keywords in sequence, displaying a hierarchical structure of an object tree structure related to the keywords in real time after the user finishes inputting one keyword;
and displaying the hierarchical structure of the object tree structure related to the previous keyword of the deleted keyword after the user deletes one keyword.
8. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 1, characterized in that: each node of the object tree is also configured with corresponding standard operation data; monitoring whether the newly configured operation data is qualified or not in real time according to the standard operation data; and when the newly configured operation data is unqualified, alarming and displaying the hierarchical structure of the object tree structure related to the alarming node.
9. The data display method of the watershed stepladder power station monitoring system database as claimed in claim 1, wherein: the form of the object tree structure includes a tabular form,
wherein the node in the nth column is a child node of the node in the (n-1) th column, wherein n is greater than 1.
10. The data display method of the drainage basin cascade power station monitoring system database as claimed in claim 1, characterized in that: numbering the object tree structures of each power station, comprising:
and acquiring the distribution positions of all levels of power stations in the basin, sequencing the power stations in sequence from the upstream to the downstream of the basin, and numbering the object tree structures corresponding to all levels of power stations.
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