CN109035399A - Utilize the method for three-dimensional laser scanner quick obtaining substation three-dimensional information - Google Patents
Utilize the method for three-dimensional laser scanner quick obtaining substation three-dimensional information Download PDFInfo
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- CN109035399A CN109035399A CN201810828184.9A CN201810828184A CN109035399A CN 109035399 A CN109035399 A CN 109035399A CN 201810828184 A CN201810828184 A CN 201810828184A CN 109035399 A CN109035399 A CN 109035399A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000013507 mapping Methods 0.000 claims abstract description 10
- 238000000605 extraction Methods 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000009499 grossing Methods 0.000 claims abstract description 4
- 230000008569 process Effects 0.000 claims description 7
- 238000012505 colouration Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 241001269238 Data Species 0.000 abstract description 4
- 230000009466 transformation Effects 0.000 description 5
- 238000012549 training Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/05—Geographic models
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4038—Image mosaicing, e.g. composing plane images from plane sub-images
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/40—Analysis of texture
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Abstract
The present invention provides the methods using three-dimensional laser scanner quick obtaining substation three-dimensional information, the following steps are included: step (1): being scanned by three-dimensional laser scanner to substation's internal unit and external structure, the initial point cloud data of substation's internal unit and external structure information is obtained, and geographical location information data locating for substation is obtained by GIS；Step (2): it is stored into server after carrying out denoising and smoothing processing to initial point cloud data and geographical location information data, respectively from the point cloud data and geographical location information data after extraction process in server, and construct substation's 3D refined model and 3D terrain model, collecting efficiency of the present invention is high, data precision is high: carrying out substation's target while acquiring a large amount of point cloud datas using three-dimensional laser scanner and takes pictures, obtain data texturing, to be used as the texture mapping after modeling, shorten data acquisition time, hence it is evident that improve the efficiency of data acquisition.
Description
Technical field
The present invention relates to data processing fields, and in particular to arrives three-dimensional using three-dimensional laser scanner quick obtaining substation
The method of information.
Background technique
It is well known that substation plays very important effect in our modern lives, realized with information-based means
The data of substation acquire and carry out the new trend that modeling is power industry development and application.And due to existing data in reality production
The reasons such as insufficient or loss of data, will carry out substation data and model its top priority needing to carry out data acquisition.Traditional number
It is usually point-by-point acquisition according to acquisition method, is unable to a large amount of spatial information of quick obtaining, and and operation difficult there are sampling site is imitated
The problems such as rate is also very low, and data collected can only be used routinely, cannot provide substation's solid object surface model comprehensively,
The difficulty of three-dimensional modeling is also exacerbated simultaneously.In addition, widely applied substation equipment and component in terms of China's electric system
Display state is two-dimensional topological relation figure and corresponding annexation figure, and geometric figure structure is simple, it is difficult to vivid reaction
The substation equipment of reality and the state of component, are difficult to provide effectively for line maintenance and line inspection personnel to a certain extent
Reference.Therefore, as how fast, smart, quasi- mode acquires data and realizes that the modeling of substation is still at present one arduous
Task.
Summary of the invention
In order to solve above-mentioned insufficient defect, the present invention provides utilize three-dimensional laser scanner quick obtaining substation three
The method for tieing up information overcomes the shortcomings of above-mentioned prior art, and collecting efficiency is high, data precision is high: utilizing three-dimensional laser scanner
Substation's target is carried out while acquiring a large amount of point cloud datas to take pictures, and data texturing is obtained, using as the texture mapping after modeling
It uses, shortens data acquisition time, hence it is evident that improve the efficiency of data acquisition, nor influence data precision, complete three
After tieing up information collection threedimensional model can be made according to precision data.It is provided for later period asset management, virtual emulation training true
Three-dimensional scenic.
The present invention provides the methods using three-dimensional laser scanner quick obtaining substation three-dimensional information, including following step
It is rapid:
Step (1): being scanned substation's internal unit and external structure by three-dimensional laser scanner, obtains power transformation
The initial point cloud data for internal unit and the external structure information of standing, and geographical location locating for substation is obtained by GIS and is believed
Cease data；
Step (2): clothes are stored into after carrying out denoising and smoothing processing to initial point cloud data and geographical location information data
It is engaged in device, respectively from the point cloud data and geographical location information data after extraction process in server, and constructs substation 3D essence
Thin model and 3D terrain model, merge substation 3D refined model and 3D terrain model, obtain substation's threedimensional model.
Above-mentioned method, wherein in the step (1): substation is scanned by multistation scanning mode specific
Process is: firstly, multiple survey stations are arranged, and making have scanning overlapping region between each neighboring stations；Secondly, in each neighboring stations
Between scanning overlapping region target is set, and target is located at the different direction angular direction of the survey station area of observation coverage, highly and distance
On be uniformly distributed and avoid conllinear or coplanar；Finally, carrying out the scanning work of the next stop, directly after certain survey station scan data is complete
To the scanning work for completing all survey stations.
Above-mentioned method, wherein the step (2) further include: the detailed process handled point cloud data is: first
Registration and connection is carried out to point cloud data, then carries out denoising, finally to point cloud data colouration, complete substation is obtained and swashs
Light point cloud data.
Above-mentioned method, wherein the denoising includes slightly deleting to delete with essence, when slightly deleting, by power transformation in 3-D view
The body frame choosing stood, then deletes external point cloud data；When essence is deleted, first frame selects regional area, then the three-dimensional view of selection
Figure carries out deleting in details again and makes an uproar.
Above-mentioned method, wherein the step (2) further include: substation 3D terrain model construction method are as follows:
Geographical location information data after extraction process obtains substation's ground scape digital elevation model by GIS；To power transformation
Ground scape of standing is taken pictures, the texture mapping according to the image data of acquisition, as 3D terrain model；With merging substation scape number
Elevation model and texture mapping finally obtain substation's 3D terrain model.
The present invention provides the methods using three-dimensional laser scanner quick obtaining substation three-dimensional information to have with following
Beneficial effect: 1, collecting efficiency is high, data precision is high: being become while acquiring a large amount of point cloud datas using three-dimensional laser scanner
Power station target is taken pictures, and is obtained data texturing to use as the texture mapping after modeling and is shortened data acquisition time, hence it is evident that
The efficiency of data acquisition is improved, nor influences data precision, completing can be according to precision data after three-dimensional information acquires
Make threedimensional model.True three-dimension scene is provided for later period asset management, virtual emulation training.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, the present invention and its feature, outer
Shape and advantage will become more apparent upon.Identical label indicates identical part in all the attached drawings.Not deliberately proportionally
Draw attached drawing, it is preferred that emphasis is show the gist of the present invention.
Fig. 1 is the process of the method provided by the invention using three-dimensional laser scanner quick obtaining substation three-dimensional information
Figure.
Specific embodiment
In the following description, a large amount of concrete details are given so as to provide a more thorough understanding of the present invention.So
And it is obvious to the skilled person that the present invention may not need one or more of these details and be able to
Implement.In other examples, in order to avoid confusion with the present invention, for some technical characteristics well known in the art not into
Row description.
In order to thoroughly understand the present invention, detailed step and detailed structure will be proposed in following description, so as to
Illustrate technical solution of the present invention.Presently preferred embodiments of the present invention is described in detail as follows, however other than these detailed descriptions, this
Invention can also have other embodiments.
Shown in referring to Fig.1, the side provided by the invention using three-dimensional laser scanner quick obtaining substation three-dimensional information
Method, comprising the following steps:
Step (1): being scanned substation's internal unit and external structure by three-dimensional laser scanner, obtains power transformation
The initial point cloud data for internal unit and the external structure information of standing, and geographical location locating for substation is obtained by GIS and is believed
Cease data；Step (2): service is stored into after carrying out denoising and smoothing processing to initial point cloud data and geographical location information data
In device, respectively from the point cloud data and geographical location information data after extraction process in server, and it is fine to construct substation 3D
Model and 3D terrain model merge substation 3D refined model and 3D terrain model, obtain substation's threedimensional model.Due to power transformation
Internal unit of standing is more, environment is complicated, danger zone can not be close, the present invention can be very good to solve using three-dimensional laser scanner
These problems, quick obtaining substation three-dimensional information can make three-dimensional mould after completing three-dimensional information acquisition according to precision data
Type.True three-dimension scene is provided for later period asset management, virtual emulation training, and collecting efficiency is high, data precision is high: utilized
Substation's target is carried out while three-dimensional laser scanner acquires a large amount of point cloud datas to take pictures, and data texturing is obtained, using as building
Texture mapping after mould uses, and shortens data acquisition time, hence it is evident that improves the efficiency of data acquisition, nor influences number
According to precision.
The present invention one is preferably rather than in the embodiment of limitation, in step (1): being carried out by multistation scanning mode to substation
The detailed process of scanning is: firstly, multiple survey stations are arranged, and making have scanning overlapping region between each neighboring stations；Secondly,
Target is arranged in scanning overlapping region between each neighboring stations, and target is located at the different direction angular direction of the survey station area of observation coverage,
Height and distance are above uniformly distributed and avoid conllinear or coplanar；Finally, carrying out sweeping for the next stop after certain survey station scan data is complete
Work is retouched, the scanning work until completing all survey stations.
The present invention one is preferably rather than in the embodiment of limitation, step (2) further include: handled point cloud data specific
Process is: carrying out Registration and connection to point cloud data first, then carries out denoising, finally to point cloud data colouration, obtained
Whole substation's laser point cloud data.
For the present invention one preferably rather than in the embodiment of limitation, denoising includes slightly deleting to delete with essence, when slightly deleting, is regarded in three-dimensional
The body frame choosing of substation is got up in figure, then deletes external point cloud data；When essence is deleted, first frame selects regional area, then
Selection 3-D view carries out deleting in details again and makes an uproar.
The present invention one is preferably rather than in the embodiment of limitation, step (2) further include: substation 3D terrain model construction method
Are as follows: the geographical location information data after extraction process obtains substation's ground scape digital elevation model by GIS；To substation
Scape is taken pictures, the texture mapping according to the image data of acquisition, as 3D terrain model；With merging substation scape digital elevation
Model and texture mapping, with finally obtaining substation 3D scape mould.Presently preferred embodiments of the present invention is described above.It needs
Understand, the present invention is not limited to the above specific embodiments, wherein the equipment and structure that are not described in detail should manage
Solution is to be practiced with the common mode in this field；Anyone skilled in the art is not departing from the technology of the present invention
In the case of aspects, all technical solution of the present invention is made using the methods and technical content of the disclosure above many possible
Changes and modifications or equivalent example modified to equivalent change, this is not affected the essence of the present invention.Therefore, all
It is made to the above embodiment according to the technical essence of the invention any simply to repair without departing from the content of technical solution of the present invention
Change, equivalent variations and modification, all of which are still within the scope of protection of the technical scheme of the invention.
Claims (5)
1. utilizing the method for three-dimensional laser scanner quick obtaining substation three-dimensional information, which comprises the following steps:
Step (1): being scanned substation's internal unit and external structure by three-dimensional laser scanner, obtains in substation
The initial point cloud data of portion's equipment and external structure information, and geographical location information number locating for substation is obtained by GIS
According to；
Step (2): server is stored into after carrying out denoising and smoothing processing to initial point cloud data and geographical location information data
In, respectively from the point cloud data and geographical location information data after extraction process in server, and construct the fine mould of substation 3D
Type and 3D terrain model merge substation 3D refined model and 3D terrain model, obtain substation's threedimensional model.
2. the method for utilizing three-dimensional laser scanner quick obtaining substation three-dimensional information as described in claim 1, feature
It is, in the step (1): being to the detailed process that substation is scanned by multistation scanning mode: firstly, setting is multiple
Survey station, and make that there is scanning overlapping region between each neighboring stations；Secondly, the scanning overlapping region between each neighboring stations is set
Target is set, and target is located at the different direction angular direction of the survey station area of observation coverage, is above uniformly distributed and avoids conllinear in height and distance
Or it is coplanar；Finally, the scanning work of the next stop is carried out after certain survey station scan data is complete, the scanning until completing all survey stations
Work.
3. the method for utilizing three-dimensional laser scanner quick obtaining substation three-dimensional information as described in claim 1, feature
It is, the step (2) further include: the detailed process handled point cloud data is: being registrated first to point cloud data
Splicing, then carries out denoising, finally to point cloud data colouration, obtains complete substation's laser point cloud data.
4. the method for utilizing three-dimensional laser scanner quick obtaining substation three-dimensional information as claimed in claim 3, feature
It is, the denoising includes slightly deleting to delete with essence, when slightly deleting, the body frame choosing of substation is got up in 3-D view, so
External point cloud data is deleted afterwards；When essence is deleted, first frame selects regional area, then 3-D view is selected to carry out deleting in details again
It makes an uproar.
5. the method for utilizing three-dimensional laser scanner quick obtaining substation three-dimensional information as claimed in claim 4, feature
It is, the step (2) further include: substation 3D terrain model construction method are as follows: the geographical location information number after extraction process
According to obtaining substation's ground scape digital elevation model by GIS；To substation scape is taken pictures, according to the image data of acquisition,
Texture mapping as 3D terrain model；With merging substation scape digital elevation model and texture mapping, finally obtain substation
3D terrain model.
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Cited By (6)
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| CN109871569A (en) * | 2018-12-26 | 2019-06-11 | 中国机械工业集团有限公司 | Existing pump house cluster power-equipment 3-D scanning vibration control parameterization design method |
| CN109934228A (en) * | 2019-03-18 | 2019-06-25 | 上海盎维信息技术有限公司 | 3D point cloud processing method and processing device based on artificial intelligence |
| CN110473287A (en) * | 2019-08-06 | 2019-11-19 | 中国电建集团华东勘测设计研究院有限公司 | The reverse three-dimensional modeling method in built power station, device, storage medium and equipment |
| CN110930515A (en) * | 2019-11-28 | 2020-03-27 | 国网江苏省电力有限公司技能培训中心 | Three-dimensional modeling method and device, storage medium and electronic equipment |
| CN111241615A (en) * | 2019-12-31 | 2020-06-05 | 国网山西省电力公司晋中供电公司 | Highly realistic multi-source fusion three-dimensional modeling method for transformer substation |
| CN111476885A (en) * | 2020-04-03 | 2020-07-31 | 广东省文物考古研究所 | Archaeological multivariate data fusion method, device, equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109871569A (en) * | 2018-12-26 | 2019-06-11 | 中国机械工业集团有限公司 | Existing pump house cluster power-equipment 3-D scanning vibration control parameterization design method |
| CN109934228A (en) * | 2019-03-18 | 2019-06-25 | 上海盎维信息技术有限公司 | 3D point cloud processing method and processing device based on artificial intelligence |
| CN109934228B (en) * | 2019-03-18 | 2023-02-10 | 上海盎维信息技术有限公司 | 3D point cloud processing method and device based on artificial intelligence |
| CN110473287A (en) * | 2019-08-06 | 2019-11-19 | 中国电建集团华东勘测设计研究院有限公司 | The reverse three-dimensional modeling method in built power station, device, storage medium and equipment |
| CN110930515A (en) * | 2019-11-28 | 2020-03-27 | 国网江苏省电力有限公司技能培训中心 | Three-dimensional modeling method and device, storage medium and electronic equipment |
| CN110930515B (en) * | 2019-11-28 | 2024-02-09 | 国网江苏省电力有限公司技能培训中心 | Three-dimensional modeling method and device, storage medium and electronic equipment |
| CN111241615A (en) * | 2019-12-31 | 2020-06-05 | 国网山西省电力公司晋中供电公司 | Highly realistic multi-source fusion three-dimensional modeling method for transformer substation |
| CN111476885A (en) * | 2020-04-03 | 2020-07-31 | 广东省文物考古研究所 | Archaeological multivariate data fusion method, device, equipment and storage medium |
| CN111476885B (en) * | 2020-04-03 | 2023-10-03 | 广东省文物考古研究所 | Archaeological multisource data fusion method, device, equipment and storage medium |
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