Results 1 to 10 of about 1,942,583 (286)

Open-Pit Mining Area Extraction from High-Resolution Remote Sensing Images Based on EMANet and FC-CRF

Remote Sensing, 2023
Rapid and accurate identification of open-pit mining areas is essential for guiding production planning and assessing environmental impact. Remote sensing technology provides an effective means for open-pit mine boundary identification. In this study, an
Zili Ren, Liguan Wang, Zhengxiang He
doaj   +4 more sources

Scheduling of Open-Pit Phosphate Mine Extraction

International Journal of Production Research, 2018
Open-pit deposits are often characterised by a stack of layers of different geological nature. Some layers are worthless while the ore of the others is of a varying economic value depending on grade.
Ahlam Azzamouri, Frédéric Fontané, Vincent Giard   +2 more
exaly   +3 more sources

Extraction of Step-Feature Lines in Open-Pit Mines Based on UAV Point-Cloud Data

Sensors, 2022
Step-feature lines are one of the important geometrical elements for drawing the status quo maps of open-pit mines, and the efficient and accurate automatic extraction and updating of step-feature lines is of great significance for open-pit-mine ...
Yachun Mao, Hui Wang, Wang Cao, Yuwen Fu, Yanhua Fu, Liming He, Nisha Bao   +6 more
doaj   +2 more sources

Failure Mechanism and Stability Control Technology of Slope During Open-Pit Combing Underground Extraction: A Case Study From Shanxi Province of China

Sustainability, 2022
With the development of society, the demand for mineral resources is gradually increasing, and the current situation of decreasing total resources dictates the inevitable interaction between open-pit combing underground extraction (OPUG) in time and ...
Zizheng Guo
exaly   +2 more sources

Design of Groundwater Extraction in Open Cut Foundation Pit and Simplified Calculation of Ground Subsidence due to Dewatering in Sandy Pebble Soil Strata

Advances in Civil Engineering, 2020
In order to study the design of incomplete well point for groundwater extraction in open cut foundation pit in which the inner and outer aquifers are not completely isolated and the change mechanism of ground subsidence due to dewatering in the ...
Lu Zhang, Xiaojun Zhou, Yingdong Pan, Bowen Zeng, Dongfeng Zhu, Huaizu Jiang   +5 more
doaj   +2 more sources

Life Cycle Impacts Assessment of Two Gold Extraction Systems in Colombia: Open-Pit and Alluvial Mining

International Journal of Life Cycle Assessment, 2023
Purpose Gold mining has historically and significantly contributed to the Colombian economy. Gold extraction in Colombia is mainly done through two techniques: open-pit and alluvial mining.
Neil McIntyre, John A. Posada, Hector I Velasquez   +2 more
exaly   +2 more sources

Intelligent Extraction of Minimum Burden in Medium-Length Hole Blasting Using Combined Region Growing and DBSCAN [PDF]

Sensors
To address the difficulty of directly measuring the minimum burden in medium-length hole blasting and the low accuracy of single-algorithm extraction methods, this study proposes an automatic extraction method for the minimum burden based on combined ...
Yu Bai, Yachun Mao, Shuai Zhen, Jing Liu, Shuo Fan   +4 more
doaj   +2 more sources

Study on the Intelligent Recognition Algorithm for Open-Pit Mine Slope Fissures: Crack-YOLO with Texture and Semantic Enhancement [PDF]

Sensors
Rock fissure parameters, such as length, width, and density, are essential for analyzing the progressive instability of open-pit mine slopes. Under the combined effects of engineering disturbance, geological conditions, and environmental factors, slope ...
Hongze Zhao, Hong Wei, Wei Liu, Haiyu Jia, Changbin He   +4 more
doaj   +2 more sources

Open-Pit Granite Mining Area Extraction Using UAV Aerial Images and the Novel GIPNet

Remote Sensing
The ability to rapidly and accurately delineate open-pit granite mining areas is pivotal for effective production planning and environmental impact assessment.
Xiaoliang Meng, Ding Zhang, Sijun Dong, Chunjing Yao   +3 more
doaj   +2 more sources

Improvement of the transitional technology from open pit to underground mining of magnetite quartzite [PDF]

E3S Web of Conferences
The paper analyzes the disadvantages of the technology of iron ore open pit mining and current environmental problems of open pit mining. The paper also addresses problems of possible displacement and strains of rocks in the classical open pit mining ...
Stupnik Mykola, Kalinichenkо Vsevolod, Kalinichenko Olena, Shepel Oleksandr, Pochtarev Alexey   +4 more
doaj   +2 more sources