CN111928818A - Distribution line section diagram generation method - Google Patents
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Abstract
The invention relates to the technical field of electric power infrastructure, and aims to provide a method for generating a distribution line section diagram. The invention comprises the following steps: acquiring a path diagram, wherein the path diagram comprises a plurality of pole and tower point positions and paths formed by the pole and tower point positions; acquiring geographic coordinates and elevation values of a path; according to the geographic coordinates and the elevation values of the paths, the paths are encrypted equidistantly to obtain a plurality of encryption nodes; obtaining the distances between the pole and tower point positions and the plurality of encrypted nodes, and forming mileage data of a path along a preset line advancing direction in a path diagram; acquiring elevation data of a pole and tower point location and elevation data of a plurality of encrypted nodes; and generating a distribution line profile according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes. The method can provide accurate terrain data for path design and tower type selection, and can provide necessary terrain data support for improving the efficiency of line path diagram design and the efficiency of tower type selection.
Description
Technical Field
The invention relates to the technical field of electric power infrastructure, in particular to a method for generating a distribution line profile.
Background
A tower is a rod-shaped or tower-shaped structure that supports and maintains a distance between overhead distribution line conductors and overhead ground wires, as well as ground and spans.
The distribution lines route map is a plan view which reflects distribution lines route trend, route topography and ground feature distribution information, can visually show the overall situation of the distribution lines route, and can bring great convenience to early-stage laying, later-stage operation and maintenance and the like of the power lines. In order to comprehensively reflect information such as tower information, terrain height difference, height difference between ground objects and wires in the path diagram, a distribution line cross-section diagram needs to be generated after the distribution line path diagram is manufactured.
In the prior art, the generation of a distribution line path section diagram mainly depends on the elevation data of the point positions of the towers, however, the elevation data between the towers is lacked, the topographic relief of a line path cannot be presented, and the comprehensive and accurate line path topographic section cannot be provided.
Disclosure of Invention
The invention aims to solve the technical problems at least to a certain extent, and provides a method for generating a distribution line section diagram.
The technical scheme adopted by the invention is as follows:
a distribution line profile generation method comprises the following steps:
acquiring a path diagram, wherein the path diagram comprises a plurality of pole and tower point positions and paths formed by the pole and tower point positions;
acquiring geographic coordinates and elevation values of a path;
according to the geographic coordinates and the elevation values of the paths, the paths are encrypted equidistantly to obtain a plurality of encryption nodes;
obtaining the distances between the pole and tower point positions and the plurality of encrypted nodes, and forming mileage data of a path along a preset line advancing direction in a path diagram;
acquiring elevation data of a pole and tower point location and elevation data of a plurality of encrypted nodes;
and generating a distribution line profile according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes.
Preferably, the geographic coordinates and elevation values of the path are obtained based on a geographic information system.
Preferably, the route is encrypted equidistantly based on a line encryption method of the geographic information system.
Preferably, the distance between the pole and tower point location and the encryption node is obtained based on a geographic information system linear calculation method.
Preferably, the method for extracting the elevation values in the digital elevation map based on the geographic information system obtains the elevation data of the pole and tower point locations and the encrypted nodes.
Preferably, when the distribution line profile is generated according to the mileage data of the route, the elevation data of the pole and tower point locations and the elevation data of the plurality of encrypted nodes, the specific steps are as follows:
establishing an initial section diagram according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes, and then establishing a section coordinate system in the initial section diagram, wherein the horizontal axis of the section coordinate system is the mileage and the right direction, and the longitudinal axis of the section coordinate system is the elevation and the upward direction;
drawing pole tower point positions in a section coordinate system;
drawing a path center topographic line in a section coordinate system;
drawing left and right topographic lines of the path in a section coordinate system;
drawing a lead in a section coordinate system;
drawing ground object points in a section coordinate system;
drawing collection points of the power line communication line in a section coordinate system;
and generating a cross-sectional diagram of the distribution line.
Further preferably, when the pole and tower point locations are plotted in the section coordinate system, the concrete steps are as follows:
according to the mileage data and the elevation data of each tower point location, plotting each tower point location in a section coordinate system, wherein the mileage calculation formula of the nth tower point location is as follows:
wherein n is the serial number of each tower point position along the preset line advancing direction in the path diagram, n is an integer greater than 0, and when n =1, M is the number of each tower point positionn-1=0；MnThe mileage of the nth pole tower; mn-1The mileage of the (n-1) th tower; x is the number ofnThe coordinate value of the horizontal axis of the nth tower in the section coordinate system is obtained; x is the number ofn-1The coordinate value of the horizontal axis of the (n-1) th tower in the section coordinate system is obtained; y isnThe coordinate value of the longitudinal axis of the nth tower in the section coordinate system is obtained; y isn-1And the coordinate value of the vertical axis of the (n-1) th tower in the section coordinate system is shown.
Further preferably, when a path center topographic line is plotted in the section coordinate system, the specific steps are as follows:
positioning the pole tower point location and the encryption node in a section coordinate system according to the mileage data and the elevation data of the pole tower point location and the mileage data and the elevation data of the encryption node;
and sequentially connecting the pole tower point location and the encryption node along the preset line advancing direction in the path diagram to form a path center topographic line.
Further preferably, when the left and right topographic lines of the path are plotted in the section coordinate system, the specific steps are as follows:
calculating left and right side lines of a path center topographic line and left and right side points of each tower point location in the left and right side lines based on a geographic information system line offset algorithm;
positioning the left and right side points of each tower point location in a section coordinate system according to the mileage data and the elevation data of the left and right side points of each tower point location and the mileage data and the elevation data of the encrypted nodes;
and sequentially connecting the left point and the right point of each tower point position along the preset line advancing direction in the path diagram to form a path left terrain line and a path right terrain line.
Further preferably, when the conducting wire is plotted in the section coordinate system, the specific steps are as follows:
calculating the shape of the conducting wire according to the elevation data of the adjacent towers;
the wire of the predetermined shape is plotted in a section coordinate system.
The invention has the beneficial effects that:
1) accurate terrain data are provided for path design and tower type selection, and necessary terrain data support can be provided for improving the efficiency of line path diagram design and the efficiency of tower type selection. Specifically, in the implementation process, firstly, a path diagram is obtained, and the geographic coordinates and the elevation value of the path are obtained; then, according to the geographic coordinates and the elevation value of the path, the path is encrypted equidistantly to obtain a plurality of encryption nodes; acquiring mileage data of a path, elevation data of pole and tower point positions and elevation data of a plurality of encrypted nodes; and finally, generating a distribution line profile according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes. According to the method, the mileage data is imported into the path diagram, so that the elevation data among the towers can be provided in the distribution line section diagram, and the construction personnel can comprehensively and accurately judge the path section.
2) The method comprises the steps of obtaining geographic coordinates and elevation values of a path based on a geographic information system, conducting equidistant encryption on the path based on a line encryption method of the geographic information system, obtaining the distance between a pole and tower point position and an encryption node based on a linear calculation method of the geographic information system, and converting geographic space coordinates into linear mileage; meanwhile, the method for extracting the elevation values in the digital elevation map based on the geographic information system acquires the elevation data of the point positions and the encrypted nodes of the tower, so that a complete line terrain is formed, and therefore, the construction personnel can judge the section of the path comprehensively and accurately. Because the object in the geographic information system has the characteristic of specific spatial coordinate data, when the plane of the line path is changed, the section diagram is updated along with the object, and timely and efficient section data support is provided for design.
Drawings
Fig. 1 is a flow chart of a method for generating a cross-sectional diagram of a distribution line according to the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present invention.
It should be understood that, for the term "and/or" as may appear herein, it is merely an associative relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, B exists alone, and A and B exist at the same time; for the term "/and" as may appear herein, which describes another associative object relationship, it means that two relationships may exist, e.g., a/and B, may mean: a exists independently, and A and B exist independently; in addition, for the character "/" that may appear herein, it generally means that the former and latter associated objects are in an "or" relationship.
It will be understood that when an element is referred to herein as being "connected," "connected," or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may be present. Conversely, if a unit is referred to herein as being "directly connected" or "directly coupled" to another unit, it is intended that no intervening units are present. In addition, other words used to describe the relationship between elements should be interpreted in a similar manner (e.g., "between … …" versus "directly between … …", "adjacent" versus "directly adjacent", etc.).
It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.
It should also be noted that, in some alternative implementations, the functions/acts noted may occur out of the order noted in the figures. For example, two figures shown in succession may, in fact, be executed substantially concurrently, or the figures may sometimes be executed in the reverse order, depending upon the functionality/acts involved.
It should be understood that specific details are provided in the following description to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. For example, systems may be shown in block diagrams in order not to obscure the examples in unnecessary detail. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring example embodiments.
Example 1:
the embodiment provides a method for generating a cross-sectional diagram of a distribution line, as shown in fig. 1, including the following steps:
acquiring a path diagram, wherein the path diagram comprises a plurality of pole and tower point positions and paths formed by the pole and tower point positions;
acquiring geographic coordinates and elevation values of a path;
according to the geographic coordinates and the elevation values of the paths, the paths are encrypted equidistantly to obtain a plurality of encryption nodes;
obtaining the distances between the pole and tower point positions and the plurality of encrypted nodes, and forming mileage data of a path along a preset line advancing direction in a path diagram;
acquiring elevation data of a pole and tower point location and elevation data of a plurality of encrypted nodes;
and generating a distribution line profile according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes.
The method can provide accurate terrain data for path design and tower type selection, and can provide necessary terrain data support for improving the efficiency of line path diagram design and the efficiency of tower type selection. Specifically, in the implementation process of the embodiment, first, a path map is obtained, and geographic coordinates and an elevation value of a path are obtained; then, according to the geographic coordinates and the elevation value of the path, the path is encrypted equidistantly to obtain a plurality of encryption nodes; acquiring mileage data of a path, elevation data of pole and tower point positions and elevation data of a plurality of encrypted nodes; and finally, generating a distribution line profile according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes. According to the embodiment, mileage data is imported into the path diagram, so that elevation data between poles and towers in the distribution line section diagram can be provided, and therefore construction personnel can judge the path section comprehensively and accurately.
Example 2:
the embodiment provides a method for generating a distribution line profile, which comprises the following steps:
s1, obtaining a path diagram, wherein the path diagram comprises a plurality of pole and tower point positions and paths formed by the pole and tower point positions.
And S2, acquiring the geographic coordinates and the elevation value of the path. Specifically, in this embodiment, geographic coordinates and an elevation value of a route are acquired based on a geographic information system. It should be noted that Geographic Information System (GIS) is a specific very important spatial Information System, which is a technical System for collecting, storing, managing, computing, analyzing, displaying and describing relevant Geographic distribution data in the whole or part of the space of the earth's surface layer (including the atmosphere) under the support of computer hardware and software systems, and is now widely used for providing Information support and service for user activities.
And S3, carrying out equidistant encryption on the path according to the geographic coordinate and the elevation value of the path to obtain a plurality of encryption nodes. Specifically, in the embodiment, the route is encrypted equidistantly based on the line encryption method of the geographic information system, and it should be noted that the encryption operation can be realized by directly calling the existing GIS interface, so that the operation is convenient and fast, and the accuracy is high; the distance values among the encrypted nodes are fixed, a user can adjust the distance values among the encrypted nodes according to the design condition of the section diagram, the smaller the distance values among the encrypted nodes are, the more the encrypted nodes in the path are, the more the expressed section reflects the actual terrain, but the calculated data volume greatly influences the data calculation efficiency, the distance among the encrypted nodes in the embodiment is set to be 20 meters, 10 meters or 5 meters, and therefore the actual terrain can be reflected to the maximum extent on the premise that the data calculation efficiency is guaranteed.
And S4, obtaining the distances between the pole and tower point positions and the plurality of encrypted nodes, and forming mileage data of the path along the preset line advancing direction in the path diagram. Specifically, in this embodiment, the distance between the pole and tower point location and the encryption node is obtained based on a geographic information system linear calculation method.
And S5, acquiring elevation data of the point positions of the tower and the elevation data of the plurality of encrypted nodes.
And S6, generating a distribution line section diagram according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes. Specifically, in this embodiment, the method for extracting the elevation values in the digital elevation map based on the geographic information system obtains the elevation data of the pole and tower point locations and the encrypted nodes, and it should be noted that the operation of obtaining the elevation data of the pole and tower point locations and the encrypted nodes may also be implemented by directly calling the existing GIS interface, so as to ensure the data accuracy.
In this embodiment, when the distribution line profile is generated according to the mileage data of the route, the elevation data of the pole and tower point locations, and the elevation data of the plurality of encrypted nodes, the specific steps are as follows:
s601, establishing an initial cross-sectional diagram according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of a plurality of encrypted nodes, and then establishing a cross-sectional coordinate system in the initial cross-sectional diagram, wherein the cross-sectional coordinate system is a rectangular coordinate system, the horizontal axis of the cross-sectional coordinate system is mileage, the right direction is a positive direction, the unit is km, the minimum value of the mileage =0, the maximum value of the mileage = the mileage of the last pole and the longitudinal axis of the cross-sectional coordinate system is elevation, the upward direction is a positive direction, the unit is m, the minimum value of the elevation = the minimum elevation of-50 of all the poles and towers, and the maximum value of.
And S602, drawing pole and tower point positions in a section coordinate system.
When pole and tower point positions are plotted in a section coordinate system, the method comprises the following specific steps:
according to the mileage data and the elevation data of each tower point location, plotting each tower point location in a section coordinate system, wherein the mileage calculation formula of the nth tower point location is as follows:
wherein n is the serial number of each tower point position along the preset line advancing direction in the path diagram, n is an integer greater than 0, and when n =1, M is the number of each tower point positionn-1=0；MnThe mileage of the nth pole tower; mn-1The mileage of the (n-1) th tower; x is the number ofnThe coordinate value of the horizontal axis of the nth tower in the section coordinate system is obtained; x is the number ofn-1The coordinate value of the horizontal axis of the (n-1) th tower in the section coordinate system is obtained; y isnThe coordinate value of the longitudinal axis of the nth tower in the section coordinate system is obtained; y isn-1And the coordinate value of the vertical axis of the (n-1) th tower in the section coordinate system is shown.
S603, drawing a path center topographic line in the section coordinate system.
When a path center topographic line is plotted in a section coordinate system, the method specifically comprises the following steps:
positioning the pole tower point location and the encryption node in a section coordinate system according to the mileage data and the elevation data of the pole tower point location and the mileage data and the elevation data of the encryption node;
and sequentially connecting the pole and tower point locations and the encryption nodes along the preset line advancing direction in the path diagram (namely sequentially connecting the pole and tower point locations and the encryption nodes from small to large according to the mileage) to form a path center topographic line.
S604, drawing left and right topographic lines of the path in the section coordinate system.
When the left and right topographic lines of the path are plotted in the section coordinate system, the method comprises the following specific steps:
calculating left and right side lines of a path center topographic line and left and right side points of each tower point location in the left and right side lines based on a geographic information system line offset algorithm;
positioning the left and right side points of each tower point location in a section coordinate system according to the mileage data and the elevation data of the left and right side points of each tower point location and the mileage data and the elevation data of the encrypted nodes;
and sequentially connecting the left and right side points of each tower point location along a preset line advancing direction in the path diagram (namely sequentially connecting the left and right side points of each tower point location from small to large according to the mileage) to form a path left and right topographic line.
S605, drawing a conducting wire in a section coordinate system.
When a lead is plotted in a section coordinate system, the method comprises the following specific steps:
calculating the shape of the conducting wire according to the elevation data of the adjacent towers;
the wire of the predetermined shape is plotted in a section coordinate system.
S606, drawing ground object points in a section coordinate system.
When the ground object points are plotted in the section coordinate system, the method comprises the following specific steps:
and calculating the vertical intersection point of the ground object (such as a building and a tree) on the line according to the plane coordinates of the ground object, calculating the mileage of the point as the line mileage of the building and the tree, and plotting the tree point of the building in the section coordinate system by adding the height of the ground surface of the building and the tree as the highest height value.
S607, drawing collection points of the power line communication line in the section coordinate system.
When collection points of the power line communication line are plotted in a section coordinate system, the method specifically comprises the following steps:
calculating a vertical intersection point on a line according to the plane coordinates of the acquisition points of the power line or the communication line, calculating the mileage of the point as the line mileage of the power line or the communication line, wherein the sum of the ground elevation value of the power line or the communication line and the ground elevation value of the power line or the communication line is the elevation value of the acquisition points of the power line or the communication line, and drawing the acquisition points of the power line or the communication line in a section coordinate system.
And S608, generating a cross-sectional diagram of the distribution line.
After step S608, that is, after generating the distribution line profile, the method further includes the following steps:
and the distribution line section diagram is linked with the flat section. The step is carried out based on a geographic information system, when the position of the tower is adjusted, the position and the height of the tower can be changed, the position relation with other objects in space can be changed, the plane position of a path of a line can be changed along with the position change, the terrain corresponding to the path of the line can be changed along with the change, the tower position is repeatedly plotted to the collection point of the plotted power line communication line, and the linear positions and the heights of the tower point, the central line of the line, the left side line, the right side line, the lead and the associated ground object are recalculated.
Specifically, the geographic information system has the characteristic of specific spatial coordinate data, and when the plane of the line path is changed, the section is automatically updated to obtain a new section, so that efficient and accurate terrain section data support can be further provided for the path design of the line and the model selection of the tower.
The method comprises the steps of obtaining geographic coordinates and elevation values of a path based on a geographic information system, conducting equidistant encryption on the path based on a line encryption method of the geographic information system, obtaining the distance between a pole and tower point position and an encryption node based on a linear calculation method of the geographic information system, and converting geographic space coordinates into linear mileage; meanwhile, the method for extracting the elevation values in the digital elevation map based on the geographic information system acquires the elevation data of the point positions and the encrypted nodes of the tower, so that a complete line terrain is formed, and therefore, the construction personnel can judge the section of the path comprehensively and accurately. Because the object in the geographic information system has the characteristic of specific spatial coordinate data, when the plane of the line path is changed, the section diagram is updated along with the object, and timely and efficient section data support is provided for design.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and they may alternatively be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, or fabricated separately as individual integrated circuit modules, or fabricated as a single integrated circuit module from multiple modules or steps. Thus, the present invention is not limited to any specific combination of hardware and software.
The various embodiments described above are merely illustrative, and may or may not be physically separate, as they relate to elements illustrated as separate components; if reference is made to a component displayed as a unit, it may or may not be a physical unit, and may be located in one place or distributed over a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: modifications of the technical solutions described in the embodiments or equivalent replacements of some technical features may still be made. And such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Finally, it should be noted that the present invention is not limited to the above alternative embodiments, and that various other forms of products can be obtained by anyone in light of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined in the claims, and which the description is intended to be interpreted accordingly.
Claims (10)
1. A distribution line profile generation method is characterized by comprising the following steps: the method comprises the following steps:
acquiring a path diagram, wherein the path diagram comprises a plurality of pole and tower point positions and paths formed by the pole and tower point positions;
acquiring geographic coordinates and elevation values of a path;
according to the geographic coordinates and the elevation values of the paths, the paths are encrypted equidistantly to obtain a plurality of encryption nodes;
obtaining the distances between the pole and tower point positions and the plurality of encrypted nodes, and forming mileage data of a path along a preset line advancing direction in a path diagram;
acquiring elevation data of a pole and tower point location and elevation data of a plurality of encrypted nodes;
and generating a distribution line profile according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes.
2. The distribution line profile generation method of claim 1, wherein: and acquiring the geographic coordinates and the elevation value of the path based on a geographic information system.
3. The distribution line profile generation method of claim 1, wherein: and (4) carrying out equidistant encryption on the path by using a line encryption method based on a geographic information system.
4. The distribution line profile generation method of claim 1, wherein: and obtaining the distance between the point position of the tower and the encryption node based on a linear calculation method of a geographic information system.
5. The distribution line profile generation method of claim 1, wherein: the method for extracting the elevation numerical values in the digital elevation map based on the geographic information system obtains the elevation data of the point positions and the encrypted nodes of the tower.
6. The distribution line profile generation method of claim 1, wherein: when generating a distribution line profile according to the mileage data of the path, the elevation data of the pole tower point positions and the elevation data of the plurality of encrypted nodes, the method specifically comprises the following steps:
establishing an initial section diagram according to the mileage data of the path, the elevation data of the pole and tower point positions and the elevation data of the plurality of encrypted nodes, and then establishing a section coordinate system in the initial section diagram, wherein the horizontal axis of the section coordinate system is the mileage and the right direction, and the longitudinal axis of the section coordinate system is the elevation and the upward direction;
drawing pole tower point positions in a section coordinate system;
drawing a path center topographic line in a section coordinate system;
drawing left and right topographic lines of the path in a section coordinate system;
drawing a lead in a section coordinate system;
drawing ground object points in a section coordinate system;
drawing collection points of the power line communication line in a section coordinate system;
and generating a cross-sectional diagram of the distribution line.
7. The distribution line profile generation method of claim 6, wherein: when pole and tower point positions are plotted in a section coordinate system, the method comprises the following specific steps:
according to the mileage data and the elevation data of each tower point location, plotting each tower point location in a section coordinate system, wherein the mileage calculation formula of the nth tower point location is as follows:
wherein n is the serial number of each tower point position along the preset line advancing direction in the path diagram, n is an integer greater than 0, and when n =1, M is the number of each tower point positionn-1=0；MnThe mileage of the nth pole tower; mn-1The mileage of the (n-1) th tower; x is the number ofnThe coordinate value of the horizontal axis of the nth tower in the section coordinate system is obtained; x is the number ofn-1The coordinate value of the horizontal axis of the (n-1) th tower in the section coordinate system is obtained; y isnThe coordinate value of the longitudinal axis of the nth tower in the section coordinate system is obtained; y isn-1And the coordinate value of the vertical axis of the (n-1) th tower in the section coordinate system is shown.
8. The distribution line profile generation method of claim 6, wherein: when a path center topographic line is plotted in a section coordinate system, the method specifically comprises the following steps:
positioning the pole tower point location and the encryption node in a section coordinate system according to the mileage data and the elevation data of the pole tower point location and the mileage data and the elevation data of the encryption node;
and sequentially connecting the pole tower point location and the encryption node along the preset line advancing direction in the path diagram to form a path center topographic line.
9. The distribution line profile generation method of claim 6, wherein: when the left and right topographic lines of the path are plotted in the section coordinate system, the method comprises the following specific steps:
calculating left and right side lines of a path center topographic line and left and right side points of each tower point location in the left and right side lines based on a geographic information system line offset algorithm;
positioning the left and right side points of each tower point location in a section coordinate system according to the mileage data and the elevation data of the left and right side points of each tower point location and the mileage data and the elevation data of the encrypted nodes;
and sequentially connecting the left point and the right point of each tower point position along the preset line advancing direction in the path diagram to form a path left terrain line and a path right terrain line.
10. The distribution line profile generation method of claim 6, wherein: when a lead is plotted in a section coordinate system, the method comprises the following specific steps:
calculating the shape of the conducting wire according to the elevation data of the adjacent towers;
the wire of the predetermined shape is plotted in a section coordinate system.
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Citations (12)
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