CN109992870B - Automatic three-dimensional modeling method for power distribution network pole tower - Google Patents
Automatic three-dimensional modeling method for power distribution network pole tower Download PDFInfo
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- CN109992870B CN109992870B CN201910233018.9A CN201910233018A CN109992870B CN 109992870 B CN109992870 B CN 109992870B CN 201910233018 A CN201910233018 A CN 201910233018A CN 109992870 B CN109992870 B CN 109992870B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/10—Constructive solid geometry [CSG] using solid primitives, e.g. cylinders, cubes
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- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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Abstract
The invention provides a method for carrying out parameterized three-dimensional automatic modeling on a power distribution network tower by using a standard material library. The method firstly parameterizes and symbolizes the pole material in a standard material library. In the three-dimensional platform, a three-dimensional pole tower model is built through a pole tower combination tool. The invention discloses an automatic three-dimensional modeling method for a power distribution network pole tower, which mainly comprises the following steps: designing a pole tower building material to build a three-dimensional platform; parameterizing and symbolizing standard material library electric pole materials; according to the non-standard pole type concept, a novel pole tower is assembled by using a symbolized pole assembly.
Description
Technical Field
The invention relates to the technical field of information and system science related engineering, in particular to an automatic three-dimensional modeling method for a power distribution network tower.
Background
At present, the defects of the survey design of the power distribution network are mainly characterized in that a tower type is selected manually, two-dimensional tower design is carried out by using single professional software, and different design units are self-organized to form a data island. Each unit produces a power distribution network tower which is commonly used according to the needs of the unit, is usually defined in a self-mode, is stored in an excel table or is drawn in CAD, cannot exchange data with other units, cannot transfer the own results in a digital mode, and has no way to display the own results in three dimensions. The final result receiving unit also needs to spend a great deal of manpower and material resources to collect the corresponding tower information in the field, and can only enter the database.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art and provides an automatic three-dimensional modeling method for a power distribution network pole tower. In the three-dimensional platform, a three-dimensional pole tower model is built through a pole tower combination tool, information exchange is facilitated, digital handover is facilitated, three-dimensional visual design is achieved, and management from design to operation and maintenance full life cycle is achieved.
The invention provides an automatic three-dimensional modeling method for a power distribution network pole tower, which is characterized by comprising the following steps of:
firstly, arranging required materials and components according to the typical design content of a pole tower; the required materials and components are all arranged according to the practical design of the specific power distribution network tower, unified material libraries are arranged for standard materials in the industry, and the components are formed by assembling a plurality of materials on the basis of the materials.
Secondly, parameterizing and symbolizing the standard material library electric pole material; the parameterization and symbolization processes are finished in the material warehouse. The pole is a pole material for connecting wires which is visible from the outside.
Third, displaying all materials and component types;
fourthly, placing a rod in the assembly area;
fifthly, screening materials and components according to the rod type;
sixth, placing materials or components;
seventh, generating a final result;
eighth step: and checking to determine whether the three-dimensional model can be used.
In the technical scheme, the second step comprises the following steps:
a. the material library comprises all materials and components known in the prior art, wherein each material and component is three-dimensionally symbolized, and a corresponding vector diagram and a user equipment assembly diagram are drawn;
b. listing all kinds of materials and reference numerals in the assembly area;
c. selecting a tower symbol, placing a tower in an assembly area, selecting a tower model, and screening the types of materials and components for constraint conditions attached to the tower after the tower model is selected;
d. adding components or material towers, determining the placement positions according to constraint conditions of materials or components corresponding to the towers, and fine-tuning the positions of the placed equipment on the towers under the constraint conditions; constraint means that the height of the cross arm in the design specification cannot exceed the number of rods and cannot be lower than the number of rods, each with specific constraint
e. After a typical tower design is designed, a corresponding three-dimensional model and an equipment assembly drawing are automatically generated.
In the above technical solution, in the first step, materials required by typical design of the tower and components that may be frequently used are arranged, and in order to perform automatic modeling, pretreatment is required; materials and components need to be built into three-dimensional models, and automatic assembly needs to be used in the final stage.
In the above technical solution, in the third step, in the process of building the mold, materials or components are placed in the assembly area by dragging or clicking, so that all the materials and component types need to be displayed in the assembly, and the corresponding plane symbols are adopted for displaying.
In the above technical scheme, in the fourth step, other materials and components are required to be attached to the tower, a tower symbol is placed by default in an assembly area of a program when a new tower is typically designed, and materials corresponding to the pole type are selected through a mouse.
In the above technical solution, after the rod type is selected in the fifth step, unnecessary materials and components are screened by constraint conditions of the rod type, and only materials and towers which may be used are displayed.
In the above technical solution, in the sixth step, a material or a component is selected and placed on the tower in the assembly area, and the detailed material is selected by the mouse, and the position is moved within the constraint condition range.
In the above technical solution, after the design of the entire tower is completed in the seventh step, a final complete three-dimensional model and an assembly drawing of the tower may be directly generated.
The invention aims to solve the defects of the background technology and provides a three-dimensional automatic modeling method for parameterizing a power distribution network pole and tower by using a standard material library. The method firstly parameterizes and symbolizes the pole material in a standard material library. In the three-dimensional platform, a three-dimensional pole tower model is built through a pole tower combination tool. In the prior art, each model is required to be manually displayed in three dimensions, and then the model is displayed in three dimensions, so that the engineering quantity is large, the time consumption is long, and the repeated work is very large.
Drawings
FIG. 1 is a schematic flow chart of the present invention;
FIG. 2 is a schematic diagram of a modeling state.
Detailed Description
The invention will now be described in further detail with reference to the drawings and specific examples, which are given for clarity of understanding and are not to be construed as limiting the invention.
As shown in fig. 1, the invention provides an automatic three-dimensional modeling method for a power distribution network tower, which is characterized by comprising the following steps:
firstly, arranging required materials and components according to the typical design content of a pole tower; sorting materials required by typical tower design and components which may be frequently used, and performing pretreatment for automatic modeling; the materials and components need to be built into a three-dimensional model, and the materials and components need to be automatically assembled in the final stage
Secondly, parameterizing and symbolizing the standard material library electric pole material;
the second step comprises the following steps:
a. three-dimensional symbolizing each material and component of the material library, and drawing a corresponding vector diagram and a user equipment assembly diagram;
b. listing all kinds of materials and reference numerals in one area;
c. selecting a tower symbol, placing a tower in an assembly area, selecting a tower model, and screening the types of materials and components for constraint conditions attached to the tower after the tower model is selected;
d. adding components or material towers, determining the placement positions according to constraint conditions of materials or components corresponding to the towers, and fine-tuning the positions of the placed equipment on the towers under the constraint conditions;
e. after a tower typical design (hereinafter referred to as a "tower typical design") is designed, a corresponding three-dimensional model and an equipment assembly drawing are automatically generated.
Third, displaying all materials and component types; in the modeling process, materials or components need to be placed in an assembly area by dragging or clicking, so that all the materials and component types need to be displayed in one area, and the corresponding plane symbols are adopted for display.
Fourthly, placing a rod in the assembly area; other materials and components are required to be attached to the tower, a tower symbol is placed in a default mode in an assembly area of a program when a new tower is typically designed, and materials corresponding to the tower type are selected through a mouse.
Fifthly, screening materials and components according to the rod type; after the selection of the pole type, the unnecessary materials and components are screened by the constraint condition of the pole type, and only the materials and the pole towers which can be used are displayed.
Sixth, placing materials or components; one material or component is selected to be placed on the assembly area tower, and the detailed material is selected by a mouse to move the position within the constraints.
Seventh, generating a final result; after the design of the whole tower is completed, a final complete three-dimensional model and an assembly drawing of the tower can be directly generated.
Eighth step: and checking to determine whether the three-dimensional model can be used.
What is not described in detail in this specification is prior art known to those skilled in the art.
Claims (4)
1. An automatic three-dimensional modeling method for a power distribution network tower is characterized by comprising the following steps of:
firstly, arranging required materials and components according to the typical design content of a pole tower;
secondly, parameterizing and symbolizing the standard material library electric pole material;
third, displaying all materials and component types;
fourthly, placing a rod in the assembly area;
fifthly, screening materials and components according to the rod type;
sixth, placing materials or components;
seventh, generating a final result;
eighth step: checking, namely determining whether the three-dimensional model can be used;
the second step comprises the following steps:
a. the material library comprises all known material components, each material and each component in the material library are subjected to three-dimensional symbolization, and a corresponding vector diagram and a user equipment assembly diagram are drawn;
b. selecting an assembly area, and listing materials and component symbols required for tower design in the assembly area;
c. selecting a tower symbol, placing a tower in an assembly area, selecting a tower model, and screening the types of materials and components for constraint conditions attached to the tower after the tower model is selected;
d. adding components or material towers, determining the placement positions according to constraint conditions of materials or components corresponding to the towers, and fine-tuning the positions of the placed equipment on the towers under the constraint conditions;
e. after a typical design of a pole tower is designed, automatically generating a corresponding three-dimensional model and an equipment assembly drawing;
firstly, sorting materials required by typical design of a pole tower and frequently used components, and calling a corresponding three-dimensional model according to the components in order to carry out automatic modeling; the materials and the components are built into a three-dimensional model, and the three-dimensional model is required to be used for automatic assembly in the final stage;
in the third step, in the process of modeling, materials or components are placed in an assembly area through dragging or clicking, all the materials and component types are displayed in a display area, and corresponding plane symbols are adopted for display;
and in the seventh step, after the design of the whole tower is completed, a final complete three-dimensional model and an assembly drawing of the tower are directly generated.
2. The automatic three-dimensional modeling method for the power distribution network towers according to claim 1, wherein in the fourth step, other materials and components are required to be attached to the towers, a tower symbol is placed by default in an assembly area of a program when a new tower is typically designed, and materials corresponding to the types of the towers are selected through a mouse.
3. The automated three-dimensional modeling method for power distribution network towers according to claim 2, wherein after the selection of the pole type in the fifth step, unnecessary materials and components are screened by constraint conditions of the pole type, and only materials and towers which may be used are displayed.
4. A method of automated three-dimensional modeling of power distribution network towers according to claim 3, wherein in the sixth step, a material or component is selected for placement on the assembly area towers, and the detailed material is selected by a mouse to move the location within the constraints.
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| CN201910233018.9A CN109992870B (en) | 2019-03-26 | 2019-03-26 | Automatic three-dimensional modeling method for power distribution network pole tower |
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| CN111737307B (en) * | 2020-04-10 | 2024-04-09 | 中国电力工程顾问集团中南电力设计院有限公司 | Automatic checking method based on full elements of typical boundary conditions of power distribution network |
| CN113838185A (en) * | 2021-08-06 | 2021-12-24 | 国网江苏电力设计咨询有限公司 | Power distribution network tower assembling technology |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107102991A (en) * | 2016-02-19 | 2017-08-29 | 中国电力科学研究院 | A kind of shaft tower parametric modeling method in three-dimension GIS system |
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| CN102831307B (en) * | 2012-05-31 | 2013-11-13 | 山东电力集团公司青岛供电公司 | Three-dimensional GIS (Geographic Information System) technology based power grid visualization system and method |
| CN106294987A (en) * | 2016-08-08 | 2017-01-04 | 国家电网公司 | A kind of shaft tower assembles figure automatic generation method |
| CN106815395B (en) * | 2016-12-02 | 2021-03-09 | 国网新疆电力公司电力科学研究院 | Method for realizing three-dimensional virtual simulation building of distribution line tower |
| CN109063303A (en) * | 2018-07-25 | 2018-12-21 | 北京道亨时代科技有限公司 | A kind of method, apparatus and system designing head in distribution line three dimensional design |
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| CN107102991A (en) * | 2016-02-19 | 2017-08-29 | 中国电力科学研究院 | A kind of shaft tower parametric modeling method in three-dimension GIS system |
Non-Patent Citations (1)
| Title |
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| 基于全要素组件模型库的输电线路杆塔三维高效高精度建模;郑晓光;陈驰;王柯;宋爽;钱金菊;杨必胜;;广东电力(第06期);100-103+137 * |
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