CN112183017A - Overhead line three-dimensional parameterization display system based on IFC data format - Google Patents
Overhead line three-dimensional parameterization display system based on IFC data format Download PDFInfo
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- CN112183017A CN112183017A CN202011169355.5A CN202011169355A CN112183017A CN 112183017 A CN112183017 A CN 112183017A CN 202011169355 A CN202011169355 A CN 202011169355A CN 112183017 A CN112183017 A CN 112183017A
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- 239000012212 insulator Substances 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000000819 phase cycle Methods 0.000 claims description 8
- 238000009933 burial Methods 0.000 claims description 7
- 229910000746 Structural steel Inorganic materials 0.000 claims 2
- 238000000034 method Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000013075 data extraction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
- G06F30/39—Circuit design at the physical level
- G06F30/394—Routing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/04—Power grid distribution networks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/16—Cables, cable trees or wire harnesses
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Locating Faults (AREA)
Abstract
The invention relates to a three-dimensional display system of an overhead line component based on an IFC data format, which is used for three-dimensionally displaying the overhead line component and comprises: the tower positioning point display module comprises: the positioning information of the tower is displayed in a positioning point mode; the pole and tower display module: the rod body and the member of the tower are displayed in a line form; the accessory and hardware display module: the system is used for displaying the tower accessories and hardware fittings outside the tower main body model; insulator display module: the insulator display device is used for displaying the insulator; overhead line display module: compared with the prior art, the invention has the advantages of effectively saving labor and time cost, improving efficiency and the like.
Description
Technical Field
The invention relates to the field of overhead line design, in particular to an IFC data format-based overhead line three-dimensional parameterized display system.
Background
At present, the design of an overhead line of a power grid project still takes a two-dimensional design as a main part, towers, insulator strings, hardware fittings and the like in the overhead line express the appearance and the size of the overhead line in a drawing mode, and then express the connection relation between the members in a list mode, the expression mode is simple and convenient, important design parameters can be clearly presented through a schematic diagram, but because the drawings cannot be linked, reference is not formed between the members, more time can be consumed based on the analysis of the position relation between the members, such as the calculation of a clearance circle, the windage of a lead and the like, and more labor and time cost are consumed when the design is changed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an overhead line three-dimensional parameterized display system based on an IFC data format, which effectively saves labor and time cost and improves efficiency.
The purpose of the invention can be realized by the following technical scheme:
a three-dimensional display system for displaying overhead line components in three dimensions based on IFC data format, comprising:
the tower positioning point display module comprises: the positioning information of the tower is displayed in a positioning point mode;
the pole and tower display module: the rod body and the member of the tower are displayed in a line form;
the accessory and hardware display module: the system is used for displaying the tower accessories and hardware fittings outside the tower main body model;
insulator display module: the insulator display device is used for displaying the insulator;
overhead line display module: used for displaying the overhead line.
Furthermore, the display of the tower positioning point display module comprises contents of two-dimensional plane coordinates, elevations, burial depths, tower directions, line codes and numbers of the tower positioning points.
Further, the two-dimensional plane coordinate is used for recording the position of a tower, the burial depth is used for recording the burial depth of the tower or the height of each fulcrum, the direction of the tower is used for recording the orientation of the tower, the line code is used for distinguishing different lines, and the serial number is used for distinguishing the sequence of different towers on the same line.
Furthermore, the display content of the tower display module comprises the line code, the number and the connection relation of the tower.
And further, the two-dimensional plane coordinates, elevations and tower directions of tower and tower positioning points with the same line code and number are the same.
Furthermore, the pole and tower display module respectively displays the pole body, the cross arm and the angle steel of the pole and tower through three wires containing different information.
Further, the information recorded in the line for displaying the pole body of the pole tower comprises the shape, the top diameter, the bottom diameter and the connection mode of the pole tower, the information recorded in the line for displaying the cross arm comprises the type, the position, the size, the breaking position and the connection mode of the cross arm, and the information recorded in the line for displaying the angle steel comprises the type, the size and the connection mode of the angle steel.
Further, the tower accessories and the hardware fittings are generated and displayed on the basis of lines or on the basis of one point on the lines, the display information comprises offset and rotation information, and the offset and rotation information is obtained according to the size information recorded by each tower line.
Furthermore, the insulator display module generates an insulator position according to the position of the hanging wire point on the hanging wire plate, and the display content comprises a line code, a serial number, a loop and a phase sequence.
Furthermore, the overhead line display module is generated based on the line code, serial number, loop and phase sequence of the insulator, and the display content comprises the model and the section size of the overhead line.
Compared with the prior art, the invention has the following advantages:
1) the method provided by the invention focuses on the connection relationship among the members in the IFC data format, expresses the members in a three-dimensional parametric modeling mode, can accurately express the overhead line design, and directly generates a two-dimensional drawing through the connection relationship among the members and the appearance of the members. When the design is changed, only parameters need to be modified, and the corresponding drawing and a part of calculation and analysis can be automatically modified, so that a large amount of labor and time cost is saved;
2) according to the invention, the two-dimensional drawing can be automatically generated while the three-dimensional model expression is completed, the drawing models are consistent, the data extraction of the attribute information, the reference relation and the like of the component is quicker and more accurate, and the efficiency of various analysis of the line design is improved;
3) when the position, the size and the attributes of the component are changed and modified through design, the corresponding attributes, the parameters and the like can be automatically modified, various analyses can be automatically rerun, the labor and time cost caused by the design change is reduced, and meanwhile, the method has expandability and can provide more complete and accurate data for later operation and maintenance.
Drawings
FIG. 1 is a reference diagram of the components of the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
Examples
The invention provides a three-dimensional display system of an overhead line component based on IFC data format, which is used for three-dimensionally displaying the overhead line component and comprises the following components:
the tower positioning point display module comprises: the positioning information of the tower is displayed in the form of positioning points, and the display content comprises two-dimensional plane coordinates, elevation, burial depth, tower direction, line code and serial number of the positioning points of the tower.
The pole and tower display module: the display content comprises the line code, the serial number and the connection relation of the tower, the two-dimensional plane coordinates, the elevation and the tower direction of the tower and the tower positioning points with the same line code and serial number are the same, the rod body and the member of the tower are displayed in a line form, the rod body, the cross arm and the angle steel of the tower are respectively displayed through three lines containing different information, the information recorded in the line for displaying the rod body of the tower comprises the shape, the top diameter, the bottom diameter and the connection mode of the tower, the information recorded in the line for displaying the cross arm comprises the type, the position, the size, the breaking position and the connection mode of the cross arm, and the information recorded in the line for displaying the angle steel comprises the type, the size and the connection mode of the angle steel;
the accessory and hardware display module: the system comprises a main body model of the tower, a plurality of line-based display information acquisition modules and a plurality of hardware fittings, wherein the main body model of the tower is used for displaying the accessories and hardware fittings of the tower outside the main body model of the tower, the accessories and hardware fittings are generated and displayed on the basis of lines or points on the lines, the display information comprises offset and rotation information, and the offset and the rotation information are acquired according to the size information recorded by;
insulator display module: the insulator display module is used for displaying insulators, generating insulator positions according to the positions of the wire hanging points on the wire hanging plate, and displaying contents comprise line codes, serial numbers, loops and phase sequences;
overhead line display module: the display method is used for displaying the overhead line, and is generated based on the line code, the serial number, the loop and the phase sequence of the insulator, and the display content comprises the model and the section size of the overhead line.
When each module is displayed, the reference relationship is as shown in fig. 1, and the details and the mode of the specific display will be described below.
(1) Tower positioning point display module
The method comprises the following steps of storing positioning information such as the position, the orientation and the like of a tower in a positioning point mode, wherein the positioning point display comprises the following attributes:
A. two-dimensional plane coordinates: the system is used for recording the position of the tower;
B. elevation: the elevation measuring device is used for recording the elevation of the position of the tower;
C. burying deeply: the device is used for recording the buried depth of the tower or the height of each fulcrum and the like;
D. the tower direction: for recording the orientation of the tower (approximate course of the line);
E. line code number: for distinguishing different lines;
F. numbering: the method is used for distinguishing the sequence of different towers on the same line.
(2) Tower display module
The tower refers to the tower positioning point, also has the attributes of line code and number, corresponds to the tower positioning point with the same line code and number, and has the same coordinate, elevation and direction as the positioning point. Further, the shaft, cross arm, angle, etc. of the tower will be expressed in the form of a wire. The properties of the wire will also differ depending on the component the wire represents. The connection relationship between the lines is the connection relationship between the components represented by the lines.
A. The line representing the steel pipe rod body records the size information of the shape, the top diameter, the bottom diameter, the connection mode and the like of the steel pipe rod body;
B. the line representing the cross arm records the information of the type, the position, the size, the breaking position, the connection mode and the like of the line;
C. the line representing the angle steel and the steel pipe records the information of the type, the size, the connection mode and the like.
According to the single line and the attribute of each component of the tower, the model of the tower main body can be automatically generated.
(3) Accessory and hardware fitting display module
The tower accessories and the hardware refer to a tower single line instead of a main body model, the tower accessories are generated on the basis of a line or on the basis of one point on the line, and the offset and the rotation information of the tower accessories are determined after calculation of size information recorded by the reference line.
The suspension points are recorded on the suspension plate and form a connection relation with the suspension points of the insulators, and the attribute values of the line codes and the serial numbers are the same as those of the towers where the lines are located.
(4) Insulator display module
The insulator is generated according to the position of a hanging wire point on the hanging wire plate, has the attributes of a line code and a serial number, and has the same attribute value as the hanging wire plate. In addition, the properties of the loop and the phase sequence are recorded on the insulator and are used for generating the overhead line. The horizontal orientation of the insulator is determined by calculating the positions, orientations and the like of front and rear towers, and the vertical plane angle of the insulator is determined by calculating a catenary formula.
(5) Overhead line display module
The overhead line is generated based on the line code, serial number, loop and phase sequence of the insulator, and the information such as the model and the section size of the overhead line is recorded.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and those skilled in the art can easily conceive of various equivalent modifications or substitutions within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An IFC data format-based overhead line three-dimensional parametric display system for three-dimensionally displaying overhead line components, comprising:
the tower positioning point display module comprises: the positioning information of the tower is displayed in a positioning point mode;
the pole and tower display module: the rod body and the member of the tower are displayed in a line form;
the accessory and hardware display module: the system is used for displaying the tower accessories and hardware fittings outside the tower main body model;
insulator display module: the insulator display device is used for displaying the insulator;
overhead line display module: used for displaying the overhead line.
2. The system of claim 1, wherein the tower positioning point display module displays contents including two-dimensional plane coordinates, elevation, burial depth, tower direction, line code and number of the tower positioning point.
3. The three-dimensional parameterized display system for overhead lines based on the IFC data format according to claim 2, is characterized in that the two-dimensional plane coordinates are used to record positions of towers, the burial depth is used to record the burial depth of the towers or the height of each fulcrum, the direction of the towers is used to record the orientation of the towers, the line codes are used to distinguish different lines, and the numbers are used to distinguish the sequence of different towers on the same line.
4. The IFC data format-based overhead line three-dimensional parameterized display system according to claim 1, wherein the display content of the tower display module comprises the line code, the number and the connection relationship of the tower.
5. The three-dimensional parameterized display system for overhead lines based on the IFC data format of claim 4, is characterized in that the two-dimensional plane coordinates, elevations and tower directions of tower and tower positioning points with the same line code and number are the same.
6. The three-dimensional parameterized display system for the overhead lines based on the IFC data format according to claim 4, characterized in that the tower display module displays the rod, the cross arm and the angle steel of the tower through three lines containing different information.
7. The three-dimensional parameterized display system for overhead lines based on the IFC data format of claim 6, wherein the information recorded in the lines for displaying the tower shafts comprises tower shape, top diameter, bottom diameter and connection mode, the information recorded in the lines for displaying the cross arms comprises type, position, size, breaking position and connection mode of the cross arms, and the information recorded in the lines for displaying the angle iron comprises type, size and connection mode of the angle iron.
8. The overhead line three-dimensional parameterized display system based on the IFC data format as claimed in claim 1, characterized in that the tower accessories and hardware are generated and displayed on the basis of a line or on the basis of a point on the line, the display information includes offset and rotation information, and the offset and rotation information is obtained according to the dimension information recorded by each tower line.
9. The overhead line three-dimensional parameterized display system based on the IFC data format of claim 1, wherein the insulator display module generates the insulator position with reference to the position of the hanging line point on the hanging line board, and the display content includes the line code, the number, the loop and the phase sequence.
10. The system of claim 9, wherein the overhead line display module is generated based on the line code, serial number, loop and phase sequence of the insulator, and the display content includes the type and cross-sectional size of the overhead line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011169355.5A CN112183017B (en) | 2020-10-28 | 2020-10-28 | Overhead line three-dimensional parameterized display system based on IFC data format |
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| CN202011169355.5A CN112183017B (en) | 2020-10-28 | 2020-10-28 | Overhead line three-dimensional parameterized display system based on IFC data format |
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| CN112183017B CN112183017B (en) | 2024-06-28 |
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| CN113722892A (en) * | 2021-08-11 | 2021-11-30 | 国网上海市电力公司 | IFC data format-based three-dimensional digital expression method for overhead line component |
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