CN110909219A - Dynamic generation method of distribution line contact diagram - Google Patents
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Abstract
The invention discloses a dynamic generation method of a distribution line contact diagram, which comprises the following steps: s1, acquiring a target line, and determining an initial target range according to the target line; s2, carrying out topology search on the initial target range according to preset model data to obtain a dynamic target range; s3, retrieving the dynamic target range to determine the network wiring mode; s4, simplifying the dynamic target range to obtain a final target range; s5, determining a basic layout mode of line contact according to the network wiring mode; and S6, performing circuit connection layout on the final target range according to the basic layout mode and rendering the final target range into a map. The invention does not need to generate a distribution line contact diagram in advance, can realize the maintenance-free and instant updating of the diagram, and is beneficial to tracking the modification of the connection relation of the distribution line and the change of the state of the switch equipment in real time; by determining the network wiring mode, the applicable basic layout mode is automatically selected, and the dynamic automatic generation of the contact diagram is facilitated.
Description
Technical Field
The invention relates to the technical field of power distribution, in particular to a dynamic generation method of a distribution line contact diagram.
Background
In a power distribution automation system, a distribution line contact diagram (or a regional system diagram) is widely applied to various working scenes such as power distribution scheduling and operation mode analysis. However, the problems of high maintenance cost, untimely update and the like are always persistent obstacles influencing the practicability of the power distribution automation system.
The current automatic layout algorithm is only an auxiliary pre-generation algorithm, namely, a distribution line contact diagram needs to be generated in advance, and the application link can be accessed through the work flows of auditing, releasing and the like. The power distribution network changes frequently, and although the current automatic layout algorithm reduces the maintenance workload to a certain extent and shortens the updating time, the problems of untimely graph updating or inconsistent graph models cannot be thoroughly avoided.
Generally, the pre-generated distribution line contact diagram also needs to be subjected to certain post-processing treatment, such as association binding of primary equipment and secondary equipment, addition of an optical word board for displaying telemetering and remote signaling data, and the like, which also brings certain manual maintenance cost.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a dynamic generation method of a distribution line contact diagram, which can realize the dynamic generation of the distribution line contact diagram.
The method for dynamically generating the distribution line contact diagram comprises the following steps:
s1, acquiring a target line, and determining an initial target range according to the target line;
s2, carrying out topology search on the initial target range according to preset model data to obtain a dynamic target range;
s3, retrieving the dynamic target range to determine a network wiring mode;
s4, simplifying the dynamic target range to obtain a final target range;
s5, determining a basic layout mode of line contact according to the network wiring mode;
and S6, performing circuit connection layout on the final target range according to the basic layout mode and rendering the final target range into a map.
The dynamic generation method of the distribution line contact diagram provided by the embodiment of the invention at least has the following beneficial effects: 1) by adopting a mode of automatic real-time generation in a calling period, a distribution line contact diagram does not need to be generated in advance, and the maintenance-free and real-time updating of the diagram can be realized;
2) the target range is dynamically extracted and simplified, so that the modification of the connection relation of the distribution line and the change of the state of the switch equipment can be tracked in real time;
3) the basic layout mode is established based on the typical design mode of the power distribution network, and the applicable basic layout mode is automatically selected by determining the network wiring mode, so that the dynamic automatic generation of the contact diagram can be facilitated.
According to some embodiments of the invention, the initial target range of step S1 includes a range of the target link itself and a range of the contralateral link in direct contact with the target link.
According to some embodiments of the invention, step S2 is specifically: according to preset model data, taking the outgoing line switch of the target line as a starting point, performing topology search to the load side according to the topological relation among the devices, and if the tail end device or the secondary interconnection switch of the line is searched, stopping the search and marking the topological path as a branch line; if the line-to-line outgoing switch is searched, the search is terminated and the topological path is marked as the contact trunk line.
According to some embodiments of the invention, the step S4 of simplifying the dynamic target range includes reserving a range of the contact main line and removing a range of the branch line, wherein the contact main line only reserves switches and wires.
According to some embodiments of the invention, the switches comprise an outgoing switch, a sectionalizing switch and a tie switch, and the wiring comprises a connecting wire, an overhead wire and a ground cable.
According to some embodiments of the present invention, the network connection mode includes at least one of a single ring network connection mode, a multi-supply and one-standby connection mode, a multi-segment and multi-connection mode, a dual-radio network connection mode, and a dual-ring network connection mode.
According to some embodiments of the invention, the basic layout patterns include a single-line independent layout pattern and a two-line parallel layout pattern.
According to some embodiments of the invention, the layout method of the basic layout pattern comprises the steps of:
according to the sequence of the equipment nodes, arranging the equipment nodes of the line and the opposite line thereof by adopting an automatic topology method;
calculating the distance between adjacent equipment nodes according to the number of the equipment nodes and the size of the screen;
arranging the equipment nodes of the line and the opposite line thereof in a U-shaped runway mode according to the distance, wherein the adjacent equipment nodes are connected through a right-angle connecting line, the equipment nodes in the station house are longitudinally arranged, and other equipment nodes are transversely arranged;
and configuring the equipment label and the light word plate outside the corresponding equipment node according to a preset rule.
According to some embodiments of the invention, the different wires and their opposite wires are configured to be different colors.
According to some embodiments of the present invention, configuring the device label and the optical word plate outside the corresponding device node according to a preset rule specifically includes:
detecting whether the equipment node is an equipment node in a station house or not, if so, configuring the equipment label at the upper left corner of the equipment node, and configuring the light character plate at the lower right corner of the equipment node; otherwise, the equipment label is configured on the upper side of the equipment node, and the optical character plate is configured on the lower side of the equipment node;
and adjusting the size of the characters and the size of the icons of the equipment nodes according to the size of the screen and the number of the equipment nodes.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of an embodiment of the present invention;
fig. 2 is a schematic layout diagram corresponding to a single ring network connection mode according to an embodiment of the present invention;
FIG. 3 is a layout diagram corresponding to a backup wiring mode in accordance with an embodiment of the present invention;
fig. 4 is a layout diagram corresponding to a multi-segment multi-contact wiring pattern according to an embodiment of the present invention;
fig. 5 is a layout diagram corresponding to a dual-radio network connection mode according to an embodiment of the present invention;
fig. 6 is a layout diagram corresponding to a dual-ring network connection mode according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
Referring to fig. 1, the present embodiment discloses a dynamic generation method of a distribution line contact diagram, which includes the following steps:
s1, acquiring a target line, and determining an initial target range according to the target line;
s2, carrying out topology search on the initial target range according to preset model data to obtain a dynamic target range;
s3, retrieving the dynamic target range to determine the network wiring mode;
s4, simplifying the dynamic target range to obtain a final target range;
s5, determining a basic layout mode of line contact according to the network wiring mode;
and S6, performing circuit connection layout on the final target range according to the basic layout mode and rendering the final target range into a map.
Compared with the prior art, the embodiment adopts a mode of automatic generation in real time in the calling period, does not need to generate a distribution line contact diagram in advance, and can realize maintenance-free and immediate updating of the diagram; the target range is dynamically extracted and simplified, so that the modification of the connection relation of the distribution line and the change of the state of the switch equipment can be tracked in real time; in addition, a basic layout mode is established based on a typical design mode of the power distribution network, and an applicable basic layout mode is automatically selected by determining a network wiring mode, so that the dynamic automatic generation of the contact diagram is facilitated.
In this embodiment, the target line in step S1 may be a distribution line specified by the user, and perform topology search according to the topological relationship among the devices on the distribution line to determine an initial target range, where the initial target range includes a range of the target line itself and a range of an opposite-side line that has a direct contact relationship with the target line.
Step S2 specifically includes: according to the online model data of the existing distribution automation system, the outgoing switch of a target line is taken as a starting point, topology search is carried out on the load side according to the topological relation among the devices, and if the tail end device or the secondary interconnection switch of the line is searched, the search is stopped and the topological path is marked as a branch line; if the line-to-line outgoing switch is searched, the search is terminated and the topological path is marked as the contact trunk line. In the embodiment, the topological paths are marked as branch lines and contact trunk lines, so that the dynamic extraction of the distribution lines can be realized, and the subsequent simplification of the dynamic target range is facilitated. In addition, in the embodiment, only the first-level connection lines are considered, the topology paths of the second-level connection switches are marked as branch paths, so that local network decoupling can be ensured, and a tree-shaped topology relationship is formed among the connection lines.
Step S3 determines the network connection mode according to the contact manner between the lines, the relationship of the station room to which the device belongs, the relationship of the power line of the user, and the like by retrieving the dynamic target range, which is beneficial to subsequently determine the basic local mode according to the network connection mode, thereby realizing automatic selection of the layout mode. The network wiring mode comprises at least one of a single-ring network wiring mode, a multi-supply and one-standby wiring mode, a multi-section and multi-connection wiring mode, a dual-radio network wiring mode and a dual-ring network wiring mode. The network connection mode of the present embodiment includes various typical power distribution network connection modes, and is suitable for the existing power distribution network connection mode.
In order to make the distribution line contact diagram more concise and easier to understand, the step S4 of simplifying the dynamic target range specifically includes reserving the range of the contact main line, and removing the range of the branch line, wherein the contact main line only reserves the switch and the connection line. Specifically, the switch comprises an outlet switch, a section switch and a connection switch, and the connection comprises a connection line, an overhead line and a ground cable. The final target range obtained through simplification is a tree topology structure.
The basic layout modes in step S5 include a single-line independent layout mode and a two-line parallel layout mode, where the single-line independent layout mode corresponds to a single-ring network connection mode, a multi-supply-one-standby connection mode, and a multi-segment multi-connection mode. The two-wire parallel layout mode corresponds to a two-wire network connection mode and a two-ring network connection mode. By establishing the basic layout mode and determining the network wiring mode, the applicable basic layout mode is automatically selected, so that the automatic layout and dynamic generation of the distribution line contact diagram are facilitated, and the distribution line contact diagram does not need to be generated in advance. It is contemplated that the basic layout pattern of the present embodiment may be increased according to actual design requirements.
In order to take daily reading habits into consideration and keep the simplicity of the contact diagram, the layout method of the basic layout mode of the embodiment comprises the following steps:
according to the sequence of the equipment nodes, the equipment nodes of the line and the opposite line are arranged by adopting an automatic topology method, so that line crossing can be avoided;
the distance between adjacent equipment nodes is calculated according to the number of the equipment nodes and the size of the screen, so that the layout can adapt to different screen sizes, and the layout is more reasonable;
arranging equipment nodes of the line and the opposite line thereof in a U-shaped runway mode according to the distance, wherein the adjacent equipment nodes are connected through a right-angle connecting line, the equipment nodes in the station house are longitudinally arranged, and other equipment nodes are transversely arranged;
and configuring the equipment label and the light word plate outside the corresponding equipment node according to a preset rule.
In order to distinguish the different wires and their opposite wires more clearly, the different wires and their opposite wires are configured in different colors.
In the layout method of this embodiment, configuring the device label and the optical character plate outside the corresponding device node according to a preset rule specifically includes:
detecting whether the equipment node is an equipment node in a station house, if so, configuring an equipment label at the upper left corner of the equipment node, and configuring a light word board at the lower right corner of the equipment node; otherwise, configuring the equipment label at the upper side of the equipment node, and configuring the light word plate at the lower side of the equipment node;
and adjusting the size of the characters and the size of the icons of the equipment nodes according to the size of the screen and the number of the equipment nodes.
The layout algorithm of the embodiment can realize automatic layout of the distribution line contact diagram, automatic association of primary and secondary equipment and automatic generation of the light word plate, manual maintenance in later period is not needed, and cost saving is facilitated.
Referring to fig. 2 to 6, in fig. 2, a distribution line connection diagram corresponding to the single ring network connection mode is shown, wherein the lines are regularly arranged from left to right, wherein the adjacent station houses 300 are arranged horizontally, the equipment nodes 301 in the station houses 300 are arranged longitudinally, the other equipment nodes 400 are arranged transversely, the target line 100 and the opposite side line 200 form a U-shaped runway path, the equipment nodes on the path are respectively arranged and do not overlap with each other like athletes on the runway, the equipment tags 304 of the station house 300 are arranged on the upper side or the lower side of the station house 300, the equipment node in the station house 300 is a first equipment node 301, the device label and the optical character plate associated with the first device node 301 are a first device label 302 and a first optical character plate 303, respectively, the first device label 302 is configured at the upper left corner of the first device node 301, and the first optical character plate 303 is configured at the lower right corner of the first device node 301; the other equipment nodes are the second equipment node 400, the equipment label and the optical character plate associated with the second equipment node 400 are a second equipment label 401 and a second optical character plate 402 respectively, the second equipment label 401 is arranged on the upper side of the second equipment node 400, the second optical character plate 402 is arranged on the lower side of the second equipment node 400, the contact diagram layout of the distribution line is neat and concise, and the modification of the line connection relationship and the change of the state of the switch equipment can be tracked in real time.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. A distribution line contact diagram dynamic generation method is characterized by comprising the following steps:
s1, acquiring a target line, and determining an initial target range according to the target line;
s2, carrying out topology search on the initial target range according to preset model data to obtain a dynamic target range;
s3, retrieving the dynamic target range to determine a network wiring mode;
s4, simplifying the dynamic target range to obtain a final target range;
s5, determining a basic layout mode of line contact according to the network wiring mode;
and S6, performing circuit connection layout on the final target range according to the basic layout mode and rendering the final target range into a map.
2. The method for dynamically generating a distribution line contact diagram according to claim 1, wherein the initial target range of step S1 includes the range of the target line itself and the range of the opposite line in direct contact with the target line.
3. The method for dynamically generating a distribution line contact diagram according to claim 1, wherein the step S2 specifically comprises: according to preset model data, taking the outgoing line switch of the target line as a starting point, performing topology search to the load side according to the topological relation among the devices, and if the tail end device or the secondary interconnection switch of the line is searched, stopping the search and marking the topological path as a branch line; if the line-to-line outgoing switch is searched, the search is terminated and the topological path is marked as the contact trunk line.
4. The method for dynamically generating a distribution line contact diagram according to claim 3, wherein the step S4 of simplifying the dynamic target range specifically includes reserving the range of the contact main line and removing the range of the branch line, wherein the contact main line only reserves the switch and the connection.
5. The method of dynamically generating a distribution line contact diagram of claim 4, wherein the switches comprise an outgoing switch, a sectionalizing switch and a tie switch, and the connections comprise connecting lines, overhead lines and ground cables.
6. The method for dynamically generating a distribution line contact diagram according to claim 1, wherein the network connection mode comprises at least one of a single-ring network connection mode, a multi-supply and one-standby connection mode, a multi-segment and multi-connection mode, a dual-radio network connection mode and a dual-ring network connection mode.
7. The method for dynamically generating a distribution line contact diagram according to claim 1, wherein the basic layout patterns include a single-line independent layout pattern and a two-line parallel layout pattern.
8. The method for dynamically generating a distribution line contact diagram according to claim 1, wherein the layout method of the basic layout pattern comprises the steps of:
according to the sequence of the equipment nodes, arranging the equipment nodes of the line and the opposite line thereof by adopting an automatic topology method;
calculating the distance between adjacent equipment nodes according to the number of the equipment nodes and the size of the screen;
arranging the equipment nodes of the line and the opposite line thereof in a U-shaped runway mode according to the distance, wherein the adjacent equipment nodes are connected through a right-angle connecting line, the equipment nodes in the station house are longitudinally arranged, and other equipment nodes are transversely arranged;
and configuring the equipment label and the light word plate outside the corresponding equipment node according to a preset rule.
9. The method for dynamically generating a distribution line contact map of claim 8, wherein different lines and their opposite lines are configured with different colors.
10. The method for dynamically generating a distribution line contact diagram according to claim 8, wherein the step of configuring the device labels and the light word plates outside the corresponding device nodes according to a preset rule comprises:
detecting whether the equipment node is an equipment node in a station house or not, if so, configuring the equipment label at the upper left corner of the equipment node, and configuring the light character plate at the lower right corner of the equipment node; otherwise, the equipment label is configured on the upper side of the equipment node, and the optical character plate is configured on the lower side of the equipment node;
and adjusting the size of the characters and the size of the icons of the equipment nodes according to the size of the screen and the number of the equipment nodes.
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| CN113809740A (en) * | 2021-09-13 | 2021-12-17 | 广东电网有限责任公司 | Wiring mode identification method, device, medium and equipment for medium-voltage distribution network |
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