CN105184859B - A kind of substation's three-dimensional modeling method based on laser scanning - Google Patents
A kind of substation's three-dimensional modeling method based on laser scanning Download PDFInfo
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Abstract
The present invention relates to a kind of substation's three-dimensional modeling method based on laser scanning, includes the following steps：1) substation's 3D modeling demand, including the geographical location information residing for substation's internal unit information, external structure information and substation are obtained；2) gathered data：Substation's internal unit and external structure are scanned by three-dimensional laser scanner, obtain the initial point cloud data of substation's internal unit and external structure information, and the geographical location information data residing for substation is obtained by GIS；3) data processing and storage：It is stored into server after carrying out denoising and smoothing processing to initial point cloud data and geographical location information data；4) respectively from the point cloud data and geographical location information data after extraction process in server, and substation's 3D refined models and 3D terrain models are built；5) substation's 3D refined models and 3D terrain models are merged, substation's threedimensional model is obtained.Compared with prior art, the present invention has many advantages, such as that collecting efficiency is high, data precision is high, promotes substation's modeling accuracy.
Description
Technical field
The present invention relates to a kind of modeling methods, more particularly, to a kind of three-dimensional modeling side of substation based on laser scanning
Method.
Background technology
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 the data acquired 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
Dispaly state is that two-dimensional topological relation figure and corresponding annexation figure, geometric figure are simple in structure, it is difficult to vivid reaction
The substation equipment of reality and the state of component, it is difficult to be provided effectively for line maintenance and line inspection personnel to a certain extent
Reference.Therefore, such as how fast, essence, accurate mode gathered data and realizing that the modeling of substation is still at present one arduous
Task.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of collecting efficiency height, numbers
Substation's three-dimensional modeling method based on laser scanning high according to precision, promoting substation's modeling accuracy.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of substation's three-dimensional modeling method based on laser scanning, includes the following steps：
1) substation's 3D modeling demand, including substation's internal unit information, external structure information and substation are obtained
The geographical location information at place；
2) gathered data：Substation's internal unit and external structure are scanned by three-dimensional laser scanner, obtained
The initial point cloud data of substation's internal unit and external structure information, and the geographical position residing for substation is obtained by GIS
Set information data；
3) data processing and storage：After denoising and smoothing processing being carried out to initial point cloud data and geographical location information data
It is stored into server；
4) respectively from the point cloud data and geographical location information data after extraction process in server, and substation 3D is built
Refined model and 3D terrain models；
5) substation's 3D refined models and 3D terrain models are merged, substation's threedimensional model is obtained.
In the step 2), substation's internal unit information include GIS combination electric appliance, transformer, high and low voltage switchgear,
Direct current cabinet, integrated protection automation equipment, Electric capacity compensation device, ipc monitor device, cable, cable testing bridge, MCC controls
Size, specification and the location information of cabinet, soft and converter plant.
In the step 2), substation's external structure includes substation's exterior building structure and substation's external equipment position
It sets.
In the step 4), substation 3D refined model construction methods are：
41) point cloud data after extraction process builds substation's internal unit model and external structure by 3Dmax respectively
Model；
42) it merges substation's internal unit model in 3Dmax and external structure model obtains substation's 3D refined models.
In the step 4), substation 3D terrain model construction methods are：
51) geographical location information data after extraction process obtains substation's ground scape digital elevation model by GIS；
52) to substation scape is taken pictures, according to the image data of acquisition, the texture mapping as 3D terrain models；
53) fusion substation ground scape digital elevation model and texture mapping, finally obtains substation's 3D terrain models.
Compared with prior art, the present invention has the following advantages：
One, collecting efficiency is high, data precision is high：It is carried out while acquiring a large amount of point cloud datas using three-dimensional laser scanner
Substation's target is taken pictures, and is obtained data texturing and is shortened data acquisition time to be used as the texture mapping after modeling, bright
The aobvious efficiency for improving data acquisition, nor influence data precision.
Two, substation's modeling accuracy is promoted：The point cloud data precision of three-dimensional laser scanner is high, geographical location is clear and
3 d surface model is provided for later stage modeling, for later stage 3D scape modeling and substation's 3D fine modelings improve precision.
Description of the drawings
Fig. 1 is flow chart of the method for the present invention.
Specific implementation mode
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment：
As shown in Figure 1, a kind of substation's three-dimensional modeling method based on laser scanning, includes the following steps：
1) substation's 3D modeling demand, including substation's internal unit information, external structure information and substation are obtained
The geographical location information at place；
2) gathered data：Substation's internal unit and external structure are scanned by three-dimensional laser scanner, obtained
The initial point cloud data of substation's internal unit and external structure information, and the geographical position residing for substation is obtained by GIS
Information data is set, substation's internal unit information includes GIS combination electric appliance, transformer, high and low voltage switchgear, direct current cabinet, synthesis
Protect automation equipment, Electric capacity compensation device, ipc monitor device, cable, cable testing bridge, MCC switch boards, soft and frequency conversion
Size, specification and the location information of device, substation's external structure include being set outside substation's exterior building structure and substation
Standby position；
3) data processing and storage：After denoising and smoothing processing being carried out to initial point cloud data and geographical location information data
It is stored into server；
4) respectively from the point cloud data and geographical location information data after extraction process in server, and substation 3D is built
Refined model and 3D terrain models, substation 3D refined model construction methods are：
41) point cloud data after extraction process builds substation's internal unit model and external structure by 3Dmax respectively
Model；
42) it merges substation's internal unit model in 3Dmax and external structure model obtains substation's 3D refined models；
Substation 3D terrain model construction methods are：
51) geographical location information data after extraction process obtains substation's ground scape digital elevation model by GIS；
52) to substation scape is taken pictures, according to the image data of acquisition, the texture mapping as 3D terrain models；
53) fusion substation ground scape digital elevation model and texture mapping, finally obtains substation's 3D terrain models；
5) substation's 3D refined models and 3D terrain models are merged, substation's threedimensional model is obtained.
The present invention utilizes GIS (GIS-Geographic Information System) and 3Dmaxs technologies by being based on three-dimensional laser scanning technique, most
It is built into eventually and integrates data acquisition, the substation data acquisition of modeling and modeling technique, realize substation fast, essence, standard
Data acquisition modes and intelligentized management operation, had not only saved the input of substation's human and material resources, but also can fast and efficiently control
Substation region processed.
Claims (1)
1. a kind of substation's three-dimensional modeling method based on laser scanning, which is characterized in that include the following steps：
1) substation's 3D modeling demand is obtained, including residing for substation's internal unit information, external structure information and substation
Geographical location information；
2) gathered data：Substation's internal unit and external structure are scanned by three-dimensional laser scanner, obtain power transformation
It stands internal unit and the initial point cloud data of external structure information, and passes through GIS and obtain geographical location letter residing for substation
Data are ceased, substation's internal unit information includes GIS combination electric appliance, transformer, high and low voltage switchgear, direct current cabinet, integrated protection
Automation equipment, Electric capacity compensation device, ipc monitor device, cable, cable testing bridge, MCC switch boards, soft and converter plant
Size, specification and location information, substation's external structure includes substation's exterior building structure and substation's external equipment position
It sets；
3) data processing and storage：It is stored after carrying out denoising and smoothing processing to initial point cloud data and geographical location information data
Into server；
4) respectively from the point cloud data and geographical location information data after extraction process in server, and it is fine to build substation 3D
Model and 3D terrain models, substation 3D refined model construction methods are：
41) point cloud data after extraction process builds substation's internal unit model and external structure mould by 3Dmax respectively
Type；
42) it merges substation's internal unit model in 3Dmax and external structure model obtains substation's 3D refined models；
Substation 3D terrain model construction methods are：
51) geographical location information data after extraction process obtains substation's ground scape digital elevation model by GIS；
52) to substation scape is taken pictures, according to the image data of acquisition, the texture mapping as 3D terrain models；
53) fusion substation ground scape digital elevation model and texture mapping, finally obtains substation's 3D terrain models；
5) substation's 3D refined models and 3D terrain models are merged, substation's threedimensional model is obtained.
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| CN105184859B true CN105184859B (en) | 2018-09-07 |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105894576A (en) * | 2016-04-05 | 2016-08-24 | 国家电网公司 | 3D substation panoramic real-time control system based on virtual simulation technology |
| CN105844064B (en) * | 2016-05-23 | 2019-03-01 | 厦门亿力吉奥信息科技有限公司 | The semi-automatic method for reconstructing of three-dimensional transformer substation based on laser point cloud data |
| CN107146277B (en) * | 2017-03-21 | 2020-06-12 | 国网湖北省电力公司检修公司 | Method for modeling transformer substation based on point cloud data |
| CN108269450A (en) * | 2018-02-02 | 2018-07-10 | 上海九洲信息技术有限公司 | The method and system of substation inspection training are realized based on virtual reality technology |
| CN108965440A (en) * | 2018-07-23 | 2018-12-07 | 珠海格力电器股份有限公司 | Collection method, device, intelligent terminal and the cloud server of engineering information |
| CN109035392A (en) * | 2018-07-25 | 2018-12-18 | 上海华测导航技术股份有限公司 | A kind of modeling method for substation's threedimensional model |
| CN109035399A (en) * | 2018-07-25 | 2018-12-18 | 上海华测导航技术股份有限公司 | Utilize the method for three-dimensional laser scanner quick obtaining substation three-dimensional information |
| CN108871297A (en) * | 2018-08-17 | 2018-11-23 | 中铁大桥（南京）桥隧诊治有限公司 | Bridge structure size detecting method and system based on 3-D scanning technology |
| CN109192055B (en) * | 2018-08-23 | 2021-04-06 | 国网天津市电力公司 | Method for rapidly acquiring and matching three-dimensional model of substation equipment nameplate |
| CN109544684A (en) * | 2018-11-21 | 2019-03-29 | 广东电网有限责任公司 | A kind of construction method of substation's scene |
| CN109657375A (en) * | 2018-12-25 | 2019-04-19 | 国网湖北省电力有限公司 | Transforming plant primary equipment electriferous state monitoring method based on WEB terminal three-dimensional modeling |
| 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 |
| CN110544298B (en) * | 2019-08-29 | 2023-06-30 | 中国南方电网有限责任公司 | Substation modeling method, device, computer equipment and storage medium |
| CN112419503A (en) * | 2020-12-07 | 2021-02-26 | 深圳市房多多网络科技有限公司 | Building model generation method and device, computing equipment and storage medium |
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