CN114943137A - Method, system, equipment and medium for constructing three-dimensional model of power transmission line - Google Patents
Method, system, equipment and medium for constructing three-dimensional model of power transmission line Download PDFInfo
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Abstract
The invention provides a method, a system, equipment and a medium for constructing a three-dimensional model of a power transmission line, which comprise the following steps: splitting the power transmission line to obtain each device of the power transmission line; based on the composition characteristics of each device, modeling each device respectively to obtain a three-dimensional model of each device; assembling to obtain a three-dimensional model of the power transmission line based on the assembling relation among the devices and the three-dimensional models of the devices; according to the invention, the power transmission line is split, each device is modeled, and then the devices are integrally assembled, so that the problems of difficult integral modeling, large workload and long time consumption of the existing modeling method are solved. The invention provides a method for splitting and respectively modeling the power transmission line equipment, which is convenient for simultaneous modeling by multiple persons and multiple units and can greatly improve the efficiency of constructing the three-dimensional model of the power transmission line.
Description
Technical Field
The invention belongs to the technical field of electric power, and particularly relates to a method, a system, equipment and a medium for constructing a three-dimensional model of a power transmission line.
Background
With the rapid development of economy, the demand of various industries on electric energy is continuously improved, the scale of a power grid is continuously enlarged, and the requirements for line standardization and lean management are higher and higher. Generally, the distance of the overhead transmission line is long, the corridor channel environment is complex and various, the corridor channel environment is closely related to the geographic spatial position, and meanwhile, important hierarchical information is also provided in the vertical direction. Therefore, the model quantity required to be designed for the power transmission line is large, and the whole modeling is difficult. The existing operation and maintenance management means based on the two-dimensional visual effect has certain limitations on space expression and analysis capability, and cannot meet the requirements of power grid operation and maintenance departments on standardized and lean management of power transmission lines. As an important power grid facility, the overhead power transmission line usually needs to be subjected to three-dimensional model construction on the whole power transmission line in the design stage, the construction stage and the operation and maintenance stage. However, the establishment of the three-dimensional model is often difficult and time-consuming, so that an efficient method for establishing the three-dimensional model of the overhead transmission line is urgently needed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a method for constructing a three-dimensional model of a power transmission line, which comprises the following steps:
splitting the power transmission line to obtain each device of the power transmission line;
based on the composition characteristics of each device, modeling each device respectively to obtain a three-dimensional model of each device;
and assembling to obtain the three-dimensional model of the power transmission line based on the assembly relation among the devices and the three-dimensional models of the devices.
Preferably, the modeling the devices based on their composition characteristics to obtain three-dimensional models of the devices includes:
determining a device class based on the number of component classes required for device composition;
and respectively modeling each device according to the modeling mode corresponding to each device type to obtain a three-dimensional model of each device.
Preferably, the modeling manner includes: a parametric modeling mode or a modeling mode of matching attribute parameters with entity modeling;
the parametric modeling mode comprises the steps of constructing a three-dimensional model of equipment by taking equipment information as a parameter;
the modeling mode of matching the entity modeling with the attribute parameters constructs a three-dimensional model of the equipment through modeling software based on a construction drawing of the power transmission line and by taking the equipment information as parameters.
Preferably, the device categories include at least one or more of the following: the device comprises a tower, a tower foundation, an insulator string, a lead, a ground wire and accessory equipment;
the modeling modes corresponding to the tower, the tower foundation, the lead and the ground wire are parameterized;
and the modeling modes corresponding to the insulator string and the accessory equipment are the modeling modes of entity modeling and attribute parameters.
Preferably, the device information includes at least one or more of: type, physical dimensions and material of the device.
Preferably, the assembling to obtain the three-dimensional model of the power transmission line based on the assembly relationship among the devices and the three-dimensional model of each device includes:
encoding the three-dimensional models of the devices;
describing the assembly relation among the devices based on the three-dimensional model coding of the devices;
assembling to obtain a three-dimensional model of the power transmission line based on the assembling relation and the three-dimensional models of the devices;
and the assembling relation among the devices is determined according to the construction drawing, and comprises the number of the devices and the three-dimensional model codes of the devices.
Preferably, the manner for describing the assembly relationship between the devices includes: and describing the assembly relation among the devices in a txt file format.
Based on the same invention concept, the invention also provides a construction system of the three-dimensional model of the power transmission line, which comprises the following steps: the device comprises a splitting module, a modeling module and an assembling module;
the splitting module is used for splitting the power transmission line to obtain each device of the power transmission line;
the modeling module is used for respectively modeling each device based on the composition characteristics of each device to obtain a three-dimensional model of each device;
and the assembling module is used for assembling to obtain the three-dimensional model of the power transmission line based on the assembling relation among the devices and the three-dimensional models of the devices.
Preferably, the modeling module is specifically configured to:
determining a device class based on the number of component classes required for device composition;
and respectively modeling each device according to the modeling mode corresponding to each device type to obtain a three-dimensional model of each device.
Preferably, the modeling mode in the modeling module includes: a parametric modeling mode or a modeling mode of matching attribute parameters with entity modeling;
the parametric modeling mode comprises the steps of constructing a three-dimensional model of equipment by taking equipment information as a parameter;
the modeling mode of matching the entity modeling with the attribute parameters constructs a three-dimensional model of the equipment through modeling software based on the construction drawing of the power transmission line and by taking the equipment information as the parameters.
Preferably, the device classes in the modeling module include at least one or more of the following devices: the device comprises a tower, a tower foundation, an insulator string, a lead, a ground wire and accessory equipment;
the modeling modes corresponding to the tower, the tower foundation, the lead and the ground wire are parameterized;
and the modeling modes corresponding to the insulator string and the accessory equipment are the modeling modes of entity modeling and attribute parameters.
Preferably, the device information in the modeling module includes at least one or more of the following: type, physical dimensions and material of the device.
Preferably, the assembly module is specifically configured to:
encoding the three-dimensional models of the devices;
describing the assembly relation among the devices based on the three-dimensional model codes of the devices;
assembling to obtain a three-dimensional model of the power transmission line based on the assembly relation and the three-dimensional models of the devices;
and the assembling relation among the devices is determined according to the construction drawing, and comprises the number of the devices and the three-dimensional model codes of the devices.
Preferably, the manner of describing the assembly relationship between the devices in the assembly module includes: and describing the assembly relation among the devices in a txt file format.
Based on the same inventive concept, the present invention also provides a computer apparatus, characterized by comprising:
one or more processors;
a memory for storing one or more programs;
when the one or more programs are executed by the one or more processors, a method of constructing a three-dimensional model of a power transmission line is implemented.
Based on the same inventive concept, the invention also provides a computer-readable storage medium, which is characterized in that a computer program is stored thereon, and when the computer program is executed, the method for constructing the three-dimensional model of the power transmission line is realized.
Compared with the closest prior art, the invention has the following beneficial effects:
1. the invention provides a method and a system for constructing a three-dimensional model of a power transmission line, which comprise the following steps: splitting the power transmission line to obtain each device of the power transmission line; based on the composition characteristics of each device, modeling each device respectively to obtain a three-dimensional model of each device; assembling to obtain a three-dimensional model of the power transmission line based on the assembly relation among the devices and the three-dimensional models of the devices; according to the invention, the power transmission line is split, each device is modeled, and the device models are utilized to carry out overall assembly of the power transmission line, so that the problems of difficult overall modeling, large workload and long time consumption of the existing modeling method are solved.
2. According to the invention, the appropriate modeling mode of each device is determined according to the number of the types of elements required by the composition of each device, and each device is modeled through a parametric modeling mode or a modeling mode of matching attribute parameters with entity modeling, so that a three-dimensional model of each device can be accurately and efficiently established, and the modeling difficulty is reduced; the modeling can be conveniently carried out by multiple persons and multiple units simultaneously, and the efficiency of constructing the three-dimensional model of the power transmission line can be greatly improved;
3. according to the invention, the assembly relation among the devices is described through coding, and the three-dimensional model of the power transmission line is assembled, so that the accuracy of model establishment can be improved.
Drawings
Fig. 1 is a schematic flow chart of a method for constructing a three-dimensional model of a power transmission line provided by the invention;
FIG. 2 is a modeling information diagram of a tower in the method for constructing a three-dimensional model of a power transmission line provided by the invention;
FIG. 3 is a tower model diagram constructed by using a method for constructing a three-dimensional model of a power transmission line according to the present invention;
fig. 4 is a modeling information diagram of a tower foundation in the method for constructing a three-dimensional model of a power transmission line provided by the invention;
FIG. 5 is a modeling information diagram of an insulator string in the method for constructing a three-dimensional model of a power transmission line according to the present invention;
FIG. 6 is a diagram of an insulator string model constructed by a construction method of a three-dimensional model of a power transmission line according to the present invention;
fig. 7 is a modeling information diagram of a wire or a ground wire in the method for constructing a three-dimensional model of a power transmission line provided by the present invention;
fig. 8 is a modeling information diagram of an accessory device in the method for constructing a three-dimensional model of a power transmission line provided by the present invention;
fig. 9 is a schematic structural diagram of a system for constructing a three-dimensional model of a power transmission line provided by the invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Example 1:
the invention provides a method for constructing a three-dimensional model of a power transmission line, which has a flow diagram shown in figure 1 and comprises the following steps:
step 1: splitting the power transmission line to obtain each device of the power transmission line;
step 2: based on the composition characteristics of each device, modeling each device respectively to obtain a three-dimensional model of each device;
and step 3: and assembling to obtain the three-dimensional model of the power transmission line based on the assembly relation among the devices and the three-dimensional models of the devices.
The step 1 specifically comprises the following steps:
because the equipment and elements forming the overhead transmission line are numerous, in order to achieve the optimal modeling efficiency, the transmission line is divided into 6 parts of a tower, a tower foundation, an insulator string, a lead, a ground wire and accessory equipment;
the auxiliary equipment comprises a camera and a sensor which are arranged on a tower, and auxiliary facilities such as a spacing rod and a vibration damper which are arranged on a ground wire.
The step 2 specifically comprises the following steps:
determining a device class based on the number of component classes required for device composition;
in the embodiment, the equipment types are divided into two types, the first type has a simple structure, and the number of the types of elements required by the equipment composition is small, wherein the equipment in the type comprises a tower, a tower foundation, a lead and a ground wire; the second type is complex in composition, the whole structure of the device cannot be described only by characters and parameters, the number of element types required by the device composition is large, and the devices in the second type comprise insulator strings and accessory devices;
and aiming at the first type, a parameterized modeling mode is adopted to construct a three-dimensional model of the equipment. The parameterized modeling mode takes the equipment information as a parameter to construct a three-dimensional model of the equipment;
and aiming at the second type, a three-dimensional model of the equipment is constructed by adopting a modeling mode of matching entity modeling with attribute parameters. The modeling mode of matching the entity modeling with the attribute parameters constructs a three-dimensional model of the equipment through modeling software based on a construction drawing of the power transmission line and by taking the equipment information as parameters.
Respectively modeling each device according to the modeling mode corresponding to each device type to obtain a three-dimensional model of each device:
(1) tower tower
The tower adopts a parametric modeling mode, and the appearance and the size of a tower model are described by utilizing txt text in the embodiment, so that full parametric modeling is performed on the tower model. The modeling information diagram of the tower is shown in fig. 2, and in this embodiment, the external information of the tower can be described after the 4 pieces of information in the diagram are filled. And (4) carrying out parametric modeling, and realizing the model construction of the object according to necessary data and logic. By sequentially describing the spatial position coordinates of each rod piece in the tower, the steel type of each rod piece in the tower, the connection mode of all connection points in the tower and the connection materials of all connection points in the tower, parametric modeling can be performed on the tower, and a tower model diagram constructed is shown in fig. 3.
(2) Tower foundation
The tower foundation adopts a parametric modeling mode, and the category, the appearance and the size of the tower foundation are described by using txt text, so that full parametric modeling is performed on the tower foundation. The modeling information diagram of the tower is shown in fig. 4, and in this embodiment, the external information of the tower foundation can be described after the 4 pieces of information in the diagram are filled. The parametric modeling can be carried out on the tower foundation by sequentially describing the type of the tower foundation, the overall dimension of the tower foundation, the material of the tower foundation and the reinforcement ratio of the tower foundation.
(3) Insulator string
Compared with a tower and a tower foundation, the insulator string is more in element variety, and the insulator string cannot be accurately modeled by means of parametric modeling. Therefore, the invention adopts a modeling mode of matching entity modeling with a small number of attribute parameters, can better describe the composition of the insulator string and builds an accurate model. Solid modeling is performed by defining some basic voxels and performing the basicVoxelThe set operation or the morphing operation of (a) generates a complex shape. The insulator string is modeled by matching attribute parameters with solid modeling, the insulator string is modeled by modeling software according to construction drawings, and each model is matched with a txt file to perform solid modeling on part of the insulator stringParameters are described, and a modeling information graph of the insulator string is shown in FIG. 5. In the figure, the type of an insulator string, the type of each insulator sheet on the insulator string, the material of each insulator sheet on the insulator string, the type of a hardware tool used by the insulator string and the material of the hardware tool used by the insulator string are described in sequence, and a basic voxel is determined according to a construction drawing, so that the construction of a three-dimensional model of the insulator string is completed, and the constructed model diagram of the insulator string is shown in figure 6.
(4) Conducting or ground wire
The wires and the ground wires are all modeled in a parameterization mode, and the wires or the ground wires are described by txt texts and are modeled in a full parameterization mode. The modeling information diagram of the wire or the ground wire is shown in fig. 7, and in this embodiment, the wire or the ground wire can be parameterized and modeled by sequentially describing the model of the wire or the ground wire, the material of the wire or the ground wire, and the sectional area of the wire or the ground wire.
(5) Accessory device
Compared with an insulator string, the types of elements forming the accessory device are more, so that the modeling mode of the accessory device also adopts a modeling mode of combining entity modeling with a small number of attribute parameters, modeling is performed according to a construction drawing by using modeling software, each model is also combined with a txt file in the embodiment to describe part of parameters of the accessory device, and fig. 8 shows a modeling information diagram of the accessory device. In the figure, the three-dimensional model construction of the accessory equipment can be completed by sequentially describing the names of the facilities (namely, the tower foundation, the insulator string, the lead and the ground wire), the coordinates of the accessory positions of the facilities (namely, the positions of the accessory equipment installed in the facilities) and the names of the accessory equipment of the facilities (namely, the names of the accessory equipment), and determining basic voxels according to the marks of the construction drawing.
The step 3 specifically comprises:
encoding the three-dimensional models of the devices;
and coding models of the tower, the tower foundation, the insulator string, the lead, the ground wire and the auxiliary equipment, and the 6 parts of power transmission line equipment by adopting a uniform coding form. In this embodiment, the tower is coded as GTxxxx (xxxx is a four-digit number representing the serial number of a certain tower model in all tower models, such as GT0001 and GT0002, xxxx in the codes of subsequent devices is the same as the coding logic here), the tower foundation is coded as JCxxxx, the insulator string is JYZxxxx, the conductor is daxxxx, the ground is dixxxx, and the accessory device is FSxxxx. The uniform unique format encoding described above is done for all models.
Describing the assembly relation among the devices based on the three-dimensional model codes of the devices;
according to the coding of the three-dimensional model of the power transmission line equipment, the embodiment describes the assembly relation between the models of the equipment through a txt file description mode, specifically, the equipment number and the equipment coding are written, and 6 parts of equipment are assembled in a matched mode.
the txt file specifically includes the following contents:
according to the construction drawing, the assembly relationship (the assembly relationship only comprises the number of each device and the corresponding codes of each device, the installation positions of the devices and the connection mode among the devices, which are conventional operations in the field of power transmission line modeling and are familiar to those skilled in the art, and therefore, the detailed description is not needed) is illustrated in lines, each line starts with a tower number, and each tower is assembled with 1 base, x insulator strings, y leads, z ground wires and n auxiliary devices.
Assembling to obtain a three-dimensional model of the power transmission line based on the assembling relation and the three-dimensional models of the devices;
and finally, reading the corresponding txt and the equipment model, and automatically assembling the whole power transmission line model.
For example, a line model including two towers (each tower only includes a tower, a tower foundation and two insulator strings) is established, tower models GT0001 and GT0002 can be established first, then foundation models JC0001 and JC0002 and insulator string models JYZ0001 and JYZ0002 can be established.
The final assembly relationship is:
GT0001 JC0001 JYZ0001 JYZ0002
GT0002 JC0002 JYZ0001 JYZ0002
the final assembly relationship described is: the first insulator strings used by the two tower gears are the same, and the second insulator strings used by the two tower gears are also the same.
According to the method, the power transmission line is split, each device is modeled, and the device models are used for carrying out overall assembly on the power transmission line, so that the problems that the existing modeling method is difficult in overall modeling, large in workload and long in time consumption are solved; in the embodiment, the appropriate modeling mode of each device is determined according to the number of the types of elements required by the composition of each device, and each device is modeled through a parametric modeling mode or a modeling mode of matching attribute parameters with entity modeling, so that a three-dimensional model of each device can be accurately and efficiently established, and the modeling difficulty is reduced; by applying the method provided by the embodiment, simultaneous modeling can be conveniently carried out by multiple persons and multiple units, and the efficiency of constructing the three-dimensional model of the power transmission line can be greatly improved; according to the embodiment, the assembling relation among the devices is described through coding, and the three-dimensional model of the power transmission line is assembled, so that the accuracy of model building can be improved.
Example 2:
based on the same inventive concept, the invention also provides a construction system of the three-dimensional model of the power transmission line, the structural schematic diagram of which is shown in fig. 9, and the construction system comprises: the device comprises a splitting module, a modeling module and an assembling module;
the splitting module is used for splitting the power transmission line to obtain each device of the power transmission line;
the modeling module is used for respectively modeling each device based on the composition characteristics of each device to obtain a three-dimensional model of each device;
and the assembling module is used for assembling to obtain the three-dimensional model of the power transmission line based on the assembling relation among the devices and the three-dimensional models of the devices.
Preferably, the modeling module is specifically configured to:
determining a device class based on the number of component classes required for device composition;
and respectively modeling each device according to the modeling mode corresponding to each device type to obtain a three-dimensional model of each device.
Preferably, the modeling mode in the modeling module includes: a parametric modeling mode or a modeling mode of matching attribute parameters with entity modeling;
the parametric modeling mode comprises the steps of constructing a three-dimensional model of equipment by taking equipment information as a parameter;
the modeling mode of matching the entity modeling with the attribute parameters constructs a three-dimensional model of the equipment through modeling software based on the construction drawing of the power transmission line and by taking the equipment information as the parameters.
Preferably, the device classes in the modeling module include at least one or more of the following devices: the device comprises a tower, a tower foundation, an insulator string, a lead, a ground wire and accessory equipment;
the modeling modes corresponding to the tower, the tower foundation, the lead and the ground wire are parameterized;
and the modeling modes corresponding to the insulator string and the accessory equipment are the modeling modes of entity modeling and attribute parameters.
Preferably, the device information in the modeling module includes at least one or more of the following: type, physical dimensions and material of the device.
Preferably, the assembly module is specifically configured to:
encoding the three-dimensional models of the devices;
describing the assembly relation among the devices based on the three-dimensional model codes of the devices;
assembling to obtain a three-dimensional model of the power transmission line based on the assembling relation and the three-dimensional models of the devices;
and the assembling relation among the devices is determined according to the construction drawing, and comprises the number of the devices and the three-dimensional model codes of the devices.
Preferably, the manner of describing the assembly relationship between the devices in the assembly module includes: the assembly relation among the devices is described in a txt file format.
In the embodiment, the construction of the three-dimensional model of the power transmission line is realized through the matching of the splitting module, the modeling module and the assembling module, so that the effects of reducing the overall modeling difficulty, reducing the workload and shortening the time consumption can be achieved; in the embodiment, through the modeling module, the appropriate modeling mode of each device is determined and modeled according to the number of the types of elements required by the composition of each device, and a three-dimensional model of each device can be accurately and efficiently established; according to the embodiment, the assembling module is used for describing the assembling relation among the devices according to the codes and assembling the three-dimensional model of the power transmission line, so that the accuracy of model building can be improved.
Example 3:
based on the same inventive concept, the present invention also provides a computer apparatus comprising a processor and a memory, the memory being configured to store a computer program comprising program instructions, the processor being configured to execute the program instructions stored by the computer storage medium. The Processor may be a Central Processing Unit (CPU), or may be other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable gate array (FPGA) or other Programmable logic device, a discrete gate or transistor logic device, a discrete hardware component, etc., which is a computing core and a control core of the terminal, and is specifically adapted to implement one or more instructions, and specifically adapted to load and execute one or more instructions in a computer storage medium so as to implement a corresponding method flow or a corresponding function, so as to implement the steps of the method for constructing the three-dimensional model of the power transmission line in the foregoing embodiments.
Through the computer equipment provided by the embodiment, the steps of the method for constructing the three-dimensional model of the power transmission line are realized, the construction of the three-dimensional model of the power transmission line can be completed, and the effects of reducing the overall modeling difficulty, improving the accuracy of model construction, reducing the workload and shortening the working time are achieved.
Example 4:
based on the same inventive concept, the present invention further provides a storage medium, in particular, a computer-readable storage medium (Memory), which is a Memory device in a computer device and is used for storing programs and data. It is understood that the computer readable storage medium herein can include both built-in storage media in the computer device and, of course, extended storage media supported by the computer device. The computer-readable storage medium provides a storage space storing an operating system of the terminal. Also, one or more instructions, which may be one or more computer programs (including program code), are stored in the memory space and are adapted to be loaded and executed by the processor. It should be noted that the computer-readable storage medium may be a high-speed RAM memory, or may be a non-volatile memory (non-volatile memory), such as at least one disk memory. One or more instructions stored in the computer-readable storage medium may be loaded and executed by the processor to implement the steps of the method for constructing the three-dimensional model of the power transmission line in the above embodiments.
The steps of the method for constructing the three-dimensional model of the power transmission line are realized through the storage medium provided by the embodiment, the construction of the three-dimensional model of the power transmission line can be completed, and the effects of reducing the overall modeling difficulty, improving the accuracy of model construction, reducing the workload and shortening the working time are achieved.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the scope of protection thereof, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: various alterations, modifications and equivalents may be introduced into the embodiments of the invention by those skilled in the art after reading this disclosure, and such alterations, modifications and equivalents are intended to be within the scope of the invention as defined in the appended claims.
Claims (16)
1. A method for constructing a three-dimensional model of a power transmission line is characterized by comprising the following steps:
splitting the power transmission line to obtain each device of the power transmission line;
based on the composition characteristics of each device, modeling each device respectively to obtain a three-dimensional model of each device;
and assembling to obtain the three-dimensional model of the power transmission line based on the assembling relation among the devices and the three-dimensional models of the devices.
2. The method of claim 1, wherein said modeling each device separately based on its compositional characteristics to obtain a three-dimensional model of each device comprises:
determining a device class based on the number of component classes required for device composition;
and respectively modeling each device according to the modeling mode corresponding to each device type to obtain a three-dimensional model of each device.
3. The method of claim 2, wherein the modeling approach comprises: a parametric modeling mode or a modeling mode of matching attribute parameters with entity modeling;
the parametric modeling mode comprises the steps of constructing a three-dimensional model of equipment by taking equipment information as a parameter;
the modeling mode of matching the entity modeling with the attribute parameters constructs a three-dimensional model of the equipment through modeling software based on a construction drawing of the power transmission line and by taking the equipment information as parameters.
4. The method of claim 2, wherein the device classes comprise at least one or more of the following devices: the device comprises a tower, a tower foundation, an insulator string, a lead, a ground wire and accessory equipment;
the modeling modes corresponding to the tower, the tower foundation, the lead and the ground wire are parameterized;
and the modeling modes corresponding to the insulator string and the accessory equipment are the modeling modes of entity modeling and attribute parameters.
5. The method of claim 3, wherein the device information comprises at least one or more of: type, physical dimensions and material of the device.
6. The method of claim 1, wherein assembling the three-dimensional model of the power transmission line based on the assembly relationship between the devices and the three-dimensional model of the devices comprises:
encoding the three-dimensional models of the devices;
describing the assembly relation among the devices based on the three-dimensional model coding of the devices;
assembling to obtain a three-dimensional model of the power transmission line based on the assembly relation and the three-dimensional models of the devices;
and the assembling relation among the devices is determined according to a construction drawing, and comprises the number of the devices and the three-dimensional model codes of the devices.
7. The method of claim 6, wherein describing the assembly relationship between devices comprises: the assembly relation among the devices is described in a txt file format.
8. A construction system of a three-dimensional model of a power transmission line is characterized by comprising: the device comprises a splitting module, a modeling module and an assembling module;
the splitting module is used for splitting the power transmission line to obtain each device of the power transmission line;
the modeling module is used for respectively modeling each device based on the composition characteristics of each device to obtain a three-dimensional model of each device;
and the assembling module is used for assembling to obtain the three-dimensional model of the power transmission line based on the assembling relation among the devices and the three-dimensional models of the devices.
9. The system of claim 8, wherein the modeling module is specifically configured to:
determining a device class based on the number of component classes required for device composition;
and respectively modeling each device according to the modeling mode corresponding to each device type to obtain a three-dimensional model of each device.
10. The system of claim 9, wherein the modeling means in the modeling module comprises: a parametric modeling mode or a modeling mode of matching attribute parameters with entity modeling;
the parametric modeling mode comprises the steps of constructing a three-dimensional model of equipment by taking equipment information as a parameter;
the modeling mode of matching the entity modeling with the attribute parameters constructs a three-dimensional model of the equipment through modeling software based on a construction drawing of the power transmission line and by taking the equipment information as parameters.
11. The system of claim 9, wherein the classes of devices in the modeling module include at least one or more of the following devices: the device comprises a pole tower, a pole tower foundation, an insulator string, a lead, a ground wire and accessory equipment;
the modeling modes corresponding to the tower, the tower foundation, the lead and the ground wire are parameterized;
and the modeling modes corresponding to the insulator string and the accessory equipment are the modeling modes of entity modeling and attribute parameters.
12. The system of claim 10, wherein the device information in the modeling module includes at least one or more of: type, physical dimensions and material of the device.
13. The system of claim 8, wherein the assembly module is specifically configured to:
encoding the three-dimensional models of the devices;
describing the assembly relation among the devices based on the three-dimensional model codes of the devices;
assembling to obtain a three-dimensional model of the power transmission line based on the assembling relation and the three-dimensional models of the devices;
and the assembling relation among the devices is determined according to the construction drawing, and comprises the number of the devices and the three-dimensional model codes of the devices.
14. The system of claim 13, wherein the assembly module describes the assembly relationship between the devices by: the assembly relation among the devices is described in a txt file format.
15. A computer device, comprising:
one or more processors;
a memory for storing one or more programs;
the one or more programs, when executed by the one or more processors, implement the construction method of any one of claims 1 to 7.
16. A computer-readable storage medium, on which a computer program is stored which, when executed, implements the construction method according to any one of claims 1 to 7.
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| CN202210395013.8A CN114943137A (en) | 2022-04-14 | 2022-04-14 | Method, system, equipment and medium for constructing three-dimensional model of power transmission line |
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| CN202210395013.8A CN114943137A (en) | 2022-04-14 | 2022-04-14 | Method, system, equipment and medium for constructing three-dimensional model of power transmission line |
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