Digital Photogrammetry In The Practice Of Open Pit Mining …
Nevertheless, there are many specific aspects in the use of digital photogrammetry in the field of open-pit mining, which have to be taken into account for getting proper results [16]. Scaioni [17 ...
What is Photogrammetry, and How Has it Evolved in Open Pit Mining?
Photogrammetry. Computer Vision Software. A 3D model of a highwall at an open pit mine was generated using the Skycatch high precision computer vision technology. This photogrammetry engine is specialized for open pit mine sites. In simplest terms, photogrammetry turns 2D photos into 3D models. In more academic terms, …
Slope Stability Analysis in Coal Mines Using Drone …
Key Benefits of Drone-Based Photogrammetry High-Precision Data: Drone-based photogrammetry produces high-resolution images and accurate elevation …
Integration of unmanned aerial vehicle (UAV)-based …
photogrammetry technology is about decimeters, which has advantages in monitoring large deformation of mining subsidence. However, according to relevant specications, "the outermost boundary of the mining subsidence basin is actually the boundary delineated by the points with a subsidence of 10 mm" (He et al. 1991). As a result, the deci-
A new technical pathway for extracting high accuracy surface
@article{Yang2023ANT, title={A new technical pathway for extracting high accuracy surface deformation information in coal mining areas using UAV LiDAR data: An example from the Yushen mining area in western China}, author={Qian Yang and Fuquan Tang and Fei Wang and Jingyao Tang and Zhigang Fan and Ting Ma and Yuzhao Su …
Study on the Ground Fissure Development Law of Coal …
In this photogrammetry, the ground resolution was 5.6 cm /pixel, and the ight height was 200 m (calculation of the ight height based fl fl on formula 1). The front overlap was 75%, and the side ...
What is Photogrammetry, and How Has it Evolved in Open …
Stockpile Measurement. Mining Drones. DataHub. Photogrammetry. Computer Vision Software. A 3D model of a highwall at an open pit mine was generated …
Digitalist: using photogrammetry to transform mining | Pix4D
The Digitalist article lays out the different ways photogrammetry is transforming the mining industry. From improved economic outcomes, to more effective environmental monitoring, to reducing risk to personnel, Schroedter makes it clear that photogrammetry has the potential to improve every aspect of the industry. The article focuses on images ...
[PDF] Surface Subsidence Monitoring Induced by Underground Coal Mining
The subsidence of coal panel 81,403 in the Yangquan coal mine was obtained using DInSAR and UAV photogrammetry technologies. The appropriate fusion points were selected for the two datasets and the agreement between the fusion data and the leveling data was verified. The results indicated that the combination of DInSAR and …
Land Subsidence Related to Coal Mining in China Revealed by L
The maximum cumulative subsidence was -226 mm from December 2014 to July 2015. The new boundary of the mining goafs from 2014 to 2015 and the most dangerous risk region were mapped. Moreover, the effect of large-scale mining coal, with the production volume exceeds 1.2 million tons per year, with the operation time more …
how to use photogrammetry in coal mining
The official photogrammetry definition is "the use of photography in surveying and mapping to ascertain measurements between objects". Put simply, it's the how to use photogrammetry in coal mining,Lorem ipsum dolor Address: 69, Science (Kexue) Avenue, Tel: 008637186162511 Email: Unmanned Aerial Vehicle (UAV) Photogrammetry
Coal mining
Underground mining. In underground coal mining, the working environment is completely enclosed by the geologic medium, which consists of the coal seam and the overlying and underlying strata. Access to the coal seam is gained by suitable openings from the surface, and a network of roadways driven in the seam then facilitates the installation of ...
MONITORING SOIL MOISTURE IN A COAL MINING …
110°05′- 110°20′E, 39°15′- 39°29′N. The Daliuta mining area is a modern super-huge coal mine and has an annual output of raw coal of more than 10 million tonnes, which plays an important role in the exploitation of coal resources. 2.2. increased with the wavelength over the band region of 600 nm. in situ spectral reflectance data
Mastering drone photogrammetry: complete guide to high …
Mastering drone photogrammetry: a complete guide to high-quality surveys. As technology evolves, it becomes more vital to the way we live our lives. The same goes for our business operations. Drone photogrammetry is one such technology that is revolutionizing the way we capture and analyze data, driving a huge change in how businesses are run.
Efficient Photogrammetric Reconstruction of …
KEY WORDS: Photogrammetry, Vision, Mapping, Reconstruction, Simulation, Mining. ABSTRACT: Rapid and accurate 3D reconstruction of highwalls in open pit coal mines is crucial for risk …
Efficient Photogrammetric Reconstruction of …
KEY WORDS: Photogrammetry, Vision, Mapping, Reconstruction, Simulation, Mining. ABSTRACT: Rapid and accurate 3D reconstruction of highwalls in open pit coal mines is crucial for risk...
Frontiers | Study on the Ground Fissure Development Law of Coal Mining …
Ground fissures caused by underground coal seam mining easily result in secondary geological disasters and destroy the ecological environment, which seriously impacts the production and life of mining areas and residents. The traditional monitoring methods, such as manual measurement and satellite monitoring, have their …
A practical application of photogrammetry to …
A practical application of photogrammetry to performing rib characterization measurements in an underground coal mine using a …
(PDF) Time-series unmanned aerial vehicle photogrammetry monitoring
Based on the engineering application, this study concludes that as a new technology, UAV photogrammetry technology can obtain the SDSB of coal mining areas in a short period with reliable PMS.
Automated Extraction of Ground Fissures Due to Coal …
Ground fissure is one of the main disasters caused by underground coal mining; so, it is necessary to develop rapid ground fissure monitoring and extraction technology. In this paper, we have successfully extracted ground fissures from UAV high -resolution im- ages by using automatic detection algorithm.
Mapping mining-induced ground fissures and their evolution using …
Therefore, this paper takes the active ground fissure area of the 1212 working face in the mining area as the research object, obtaining multiple periods of UAV images through UAV photogrammetry. The size of the 1212 working face is 1965 × 170.4 m 2. The mined coal seam is the #2 coal seam.
A brief review paper on mining subsidence and its geo …
The data shows that in India the open cast coal mining has dictate very much of 93.26%, nevertheless only 6.74% are underground mines. Apart from India 60% of the other countries have their underground coal extraction. In India the coal production is continuously declining due to the heavy extraction of coal on near-surface by open cast …
Time-series unmanned aerial vehicle photogrammetry …
fied using ground-measured data, which provides technical support for the availability and appli-cation of UAV photogrammetry to monitor surface subsidence in coal mining regions. 2 Study Area and ...
Monitoring Underground Mine Displacement Using …
was performed using laser scanning in an underground coal mine, where the displacement was induced by removing material by hand from the ribs. Volume …
Monitoring Underground Mine Displacement Using …
In addition to the rib displacement, photogrammetry was selected as a tool for monitoring standing supports in underground coal mines. The additional regulatory restrictions of …
Surface Subsidence Monitoring Induced by …
high-precision monitoring of mining subsidence areas. The subsidence of coal panel 81,403 in the Yangquan coal mine was obtained using DInSAR and UAV photogrammetry technologies. The appropriate fusion points were selected for the two datasets and the agreement between the fusion data and the leveling data was verified.
A novel method for identification of disturbance from surface coal …
Coal mining has contributed to a solid and stable global economy. Surface mining and underground mining are the principal methods for extraction of coal worldwide and given the developments in ...
Surface Subsidence Monitoring Induced by …
Yangquan coal mine was obtained using DInSAR and UAV photogrammetry technologies. The appropriate fusion points were selected for the two datasets and the agreement between the fusion
how to use photogrammetry in coal mining
Use of an Unmanned Aircraft System for Stream and Coal - Coal mining and transportation - U.S. Energy Information ... Washington but its application in underground coal has been limited. The practical use of photogrammetry was tested at the Safety Research Coal Mine 2021· A Coal-Mining 'Monster' Is Threatening To Swallow A Small …
A new technical pathway for extracting high accuracy surface
The Yushen mining area, a mega coal base in western China, was selected as the study area. The study area has an undulating topography and a vegetation cover of 10% to 40%, which is typical of a wind-accumulated landform. In this study area, above the 132,201 working face of the Xiaobodang coal mine, the research team carried out field …
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