CN105184859A - Transformer substation three dimensional modeling method based on laser scanning - Google Patents
Transformer substation three dimensional modeling method based on laser scanning Download PDFInfo
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Abstract
The present invention relates to a transformer substation three dimensional modeling method based on laser scanning. The method comprises 1) a transformer substation 3D modeling demand obtaining step of obtaining the transformer substation internal equipment information, the external structure information and the geographic position information of a transformer substation; 2) a data acquisition step of using a three dimensional laser scanner to scan the transformer substation internal equipment and the external structure to obtain the initial point cloud data of the transformer substation internal equipment and the external structure information, and obtaining the geographic position information data of the transformer substation via a GIS; 3) a data processing and storage step of carrying out the de-noising and smoothing processing on the initial point cloud data and the geographic position information data and then storing the data in a server; 4) a step of extracting the processed point cloud data and the geographic position information data from the server separately, and establishing a transformer substation 3D detailed model and a 3D landscape model; 5) a step of fusing the transformer substation 3D detailed model and the 3D landscape model to obtain a transformer substation three dimensional model. Compared with the prior art, the transformer substation three dimensional modeling method based on laser scanning of the present invention has the advantages of being high in acquisition efficiency and data precision, being able to improve the transformer substation modeling precision, etc.
Description
Technical field
The present invention relates to a kind of modeling method, especially relate to a kind of transformer station's three-dimensional modeling method based on laser scanning.
Background technology
As everyone knows, transformer station plays a part very important in our modern life, realizes the data acquisition of transformer station and carry out the new trend that modeling is power industry development and application with information-based means.And due to reasons such as existing data deficiency or loss of datas in reality production, carry out its top priority of substation data modeling needs to carry out data acquisition.Traditional collecting method is generally pointwise collection, can not a large amount of spatial information of quick obtaining, and exist and adopt a difficulty and the operating efficiency also problem such as very low, and the data gathered can only conventionally use, transformer station's solid object surface model can not be provided comprehensively, also exacerbate the difficulty of three-dimensional modeling simultaneously.In addition, the substation equipment of China's electric system aspect widespread use and the display state of parts are the topological relation figure of two dimension and the annexation figure of correspondence, geometric figure structure is simple, be difficult to the substation equipment of reaction reality and the state of parts of image, be difficult to a certain extent for line maintenance and line inspection personnel provide strong reference.Therefore, as how fast, essence, accurate mode image data and the modeling realizing transformer station is still a difficult task at present.
Summary of the invention
Object of the present invention is exactly providing that a kind of collecting efficiency is high, data precision is high to overcome defect that above-mentioned prior art exists, promoting the transformer station's three-dimensional modeling method based on laser scanning of transformer station's modeling accuracy.
Object of the present invention can be achieved through the following technical solutions:
Based on transformer station's three-dimensional modeling method of laser scanning, comprise the following steps:
1) obtain transformer station 3D modeling requirement, comprise transformer station's internal unit information, external structure information and the geographical location information residing for transformer station;
2) image data: transformer station's internal unit and external structure are scanned by three-dimensional laser scanner, obtain the initial cloud data of transformer station's internal unit and external structure information, and obtain the geographical location information data residing for transformer station by GIS;
3) data processing and storage: be stored in server after denoising and smoothing processing are carried out to initial cloud data and geographical location information data;
4) cloud data respectively from server after extraction process and geographical location information data, and build transformer station 3D refined model and 3D terrain model;
5) merge transformer station 3D refined model and 3D terrain model, obtain transformer station's three-dimensional model.
Described step 2) in, transformer station's internal unit information comprises GIS combination electric appliance, transformer, High-low voltage switch cabinet, direct current cabinet, integrated protection automation equipment, Electric capacity compensation device, ipc monitor device, cable, cable testing bridge, MCC switch board, the size of soft and converter plant, specification and positional information.
Described step 2) in, transformer station's external structure comprises transformer station's exterior building structure and transformer station's external unit position.
Described step 4) in, transformer station 3D refined model construction method is:
41) cloud data after extraction process, builds transformer station's internal unit model and external structure model respectively by 3Dmax;
42) in 3Dmax, transformer station's internal unit model is merged and external structure model obtains transformer station 3D refined model.
Described step 4) in, transformer station 3D terrain model construction method is:
51) geographical location information data after extraction process, obtains transformer station's ground scape digital elevation model by GIS;
52) transformer station's ground scape is taken pictures, according to the image data obtained, as the texture mapping of 3D terrain model;
53) merge transformer station's ground scape digital elevation model and texture mapping, finally obtain transformer station 3D terrain model.
Compared with prior art, the present invention has the following advantages:
One, collecting efficiency is high, data precision is high: carry out transformer station's target while utilizing a large amount of cloud data of three-dimensional laser scanner collection and take pictures, obtain data texturing, to use as the texture mapping after modeling, shorten data acquisition time, significantly improve the efficiency of data acquisition, nor affect data precision.
Two, promote transformer station modeling accuracy: the cloud data precision of three-dimensional laser scanner is high, geographic position clear and definite and provide 3 d surface model for later stage modeling, for later stage 3D scape modeling and transformer station's 3D fine modeling improve precision.
Accompanying drawing explanation
Fig. 1 is method flow diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment:
As shown in Figure 1, a kind of transformer station's three-dimensional modeling method based on laser scanning, comprises the following steps:
1) obtain transformer station 3D modeling requirement, comprise transformer station's internal unit information, external structure information and the geographical location information residing for transformer station;
2) image data: transformer station's internal unit and external structure are scanned by three-dimensional laser scanner, obtain the initial cloud data of transformer station's internal unit and external structure information, and obtain the geographical location information data residing for transformer station by GIS, transformer station's internal unit information comprises GIS combination electric appliance, transformer, High-low voltage switch cabinet, direct current cabinet, integrated protection automation equipment, Electric capacity compensation device, ipc monitor device, cable, cable testing bridge, MCC switch board, the size of soft and converter plant, specification and positional information, transformer station's external structure comprises transformer station's exterior building structure and transformer station's external unit position,
3) data processing and storage: be stored in server after denoising and smoothing processing are carried out to initial cloud data and geographical location information data;
4) cloud data respectively from server after extraction process and geographical location information data, and build transformer station 3D refined model and 3D terrain model, transformer station 3D refined model construction method is:
41) cloud data after extraction process, builds transformer station's internal unit model and external structure model respectively by 3Dmax;
42) in 3Dmax, transformer station's internal unit model is merged and external structure model obtains transformer station 3D refined model;
Transformer station 3D terrain model construction method is:
51) geographical location information data after extraction process, obtains transformer station's ground scape digital elevation model by GIS;
52) transformer station's ground scape is taken pictures, according to the image data obtained, as the texture mapping of 3D terrain model;
53) merge transformer station's ground scape digital elevation model and texture mapping, finally obtain transformer station 3D terrain model;
5) merge transformer station 3D refined model and 3D terrain model, obtain transformer station's three-dimensional model.
The present invention passes through based on three-dimensional laser scanning technique, and utilize GIS (Geographic Information System) and 3Dmaxs technology, finally be built into and integrate data acquisition, the substation data collection of modeling and modeling technique, realize that transformer station is fast, essence, accurate data acquisition modes and intelligentized bookkeeping, both saved the input of transformer station's human and material resources, and transformer station region can have been controlled fast and efficiently again.
Claims (5)
1., based on transformer station's three-dimensional modeling method of laser scanning, it is characterized in that, comprise the following steps:
1) obtain transformer station 3D modeling requirement, comprise transformer station's internal unit information, external structure information and the geographical location information residing for transformer station;
2) image data: transformer station's internal unit and external structure are scanned by three-dimensional laser scanner, obtain the initial cloud data of transformer station's internal unit and external structure information, and obtain the geographical location information data residing for transformer station by GIS;
3) data processing and storage: be stored in server after denoising and smoothing processing are carried out to initial cloud data and geographical location information data;
4) cloud data respectively from server after extraction process and geographical location information data, and build transformer station 3D refined model and 3D terrain model;
5) merge transformer station 3D refined model and 3D terrain model, obtain transformer station's three-dimensional model.
2. a kind of transformer station's three-dimensional modeling method based on laser scanning according to claim 1; it is characterized in that; described step 2) in, transformer station's internal unit information comprises GIS combination electric appliance, transformer, High-low voltage switch cabinet, direct current cabinet, integrated protection automation equipment, Electric capacity compensation device, ipc monitor device, cable, cable testing bridge, MCC switch board, the size of soft and converter plant, specification and positional information.
3. a kind of transformer station's three-dimensional modeling method based on laser scanning according to claim 1, is characterized in that, described step 2) in, transformer station's external structure comprises transformer station's exterior building structure and transformer station's external unit position.
4. a kind of transformer station's three-dimensional modeling method based on laser scanning according to claim 1, is characterized in that, described step 4) in, transformer station 3D refined model construction method is:
41) cloud data after extraction process, builds transformer station's internal unit model and external structure model respectively by 3Dmax;
42) in 3Dmax, transformer station's internal unit model is merged and external structure model obtains transformer station 3D refined model.
5. a kind of transformer station's three-dimensional modeling method based on laser scanning according to claim 1, is characterized in that, described step 4) in, transformer station 3D terrain model construction method is:
51) geographical location information data after extraction process, obtains transformer station's ground scape digital elevation model by GIS;
52) transformer station's ground scape is taken pictures, according to the image data obtained, as the texture mapping of 3D terrain model;
53) merge transformer station's ground scape digital elevation model and texture mapping, finally obtain transformer station 3D terrain model.
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| CN105844064A (en) * | 2016-05-23 | 2016-08-10 | 厦门亿力吉奥信息科技有限公司 | Three-dimensional transformer station semi-automatic reconstruction method based on laser point cloud data |
| 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 |
| CN107146277A (en) * | 2017-03-21 | 2017-09-08 | 国网湖北省电力公司检修公司 | The method being modeled based on cloud data to transformer station |
| 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 |
| 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 |
| CN108965440A (en) * | 2018-07-23 | 2018-12-07 | 珠海格力电器股份有限公司 | Engineering information collection method and device, intelligent terminal and cloud server |
| 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 |
| CN109192055A (en) * | 2018-08-23 | 2019-01-11 | 国网天津市电力公司 | A kind of matched method of substation equipment nameplate threedimensional model quick obtaining |
| 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 |
| CN110544298A (en) * | 2019-08-29 | 2019-12-06 | 中国南方电网有限责任公司 | transformer substation modeling method and 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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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105844064A (en) * | 2016-05-23 | 2016-08-10 | 厦门亿力吉奥信息科技有限公司 | Three-dimensional transformer station semi-automatic reconstruction method based on laser point cloud data |
| 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 |
| CN107146277A (en) * | 2017-03-21 | 2017-09-08 | 国网湖北省电力公司检修公司 | The method being modeled based on cloud data to transformer station |
| 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 | Engineering information collection method and device, intelligent terminal and cloud server |
| 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 |
| CN109192055A (en) * | 2018-08-23 | 2019-01-11 | 国网天津市电力公司 | A kind of matched method of substation equipment nameplate threedimensional model quick obtaining |
| 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 |
| CN110544298A (en) * | 2019-08-29 | 2019-12-06 | 中国南方电网有限责任公司 | transformer substation modeling method and device, computer equipment and storage medium |
| 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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