Results 11 to 20 of about 5,090 (303)

Application research on Offset Tracking technology in monitoring oflarge surface deformation in coal mine subsidence area

Gong-kuang zidonghua, 2017
In view of problems of long monitoring cycle, low accuracy of extracted deformation quantity of surface shape existed in traditional coal mining subsidence monitoring methods, Offset Tracking technology was applied to monitoring of large deformation of ...
CHEN Shun, ZHENG Nanshan, QI Yun, BAN Meng   +3 more
doaj   +2 more sources

Joint response of surface subsidence and strong mine earthquake under high-positioned and thick-hard strata in deep coal mine

Scientific Reports
Multiple active mining faces and extensive excavations under thick-hard strata in deep coal mines result in frequent strong mine earthquakes, often accompanied by significant surface subsidence deformation.
Guangchao Zhang, Guangyou Zhang, Guanglei Zhou, Zhaoyun Zhang, Junpeng Ma, Kai Lv, Shuiquan Chen, Zhi Qu   +7 more
doaj   +2 more sources

Identification of ground subsidence in goaf of Hancheng Mining Area based on PS-InSAR and DS-InSAR

Meikuang Anquan, 2022
Aiming at the shortcomings of traditional InSAR technology in monitoring surface subsidence in coal mine goaf, a monitoring method for coal mining subsidence combining PS-InSAR and DS-InSAR is proposed.
ZHANG Wenlong, ZHANG Tongkang, ZHANG Fan
doaj   +1 more source

Characteristics of Trace Element Concentration and Health Risk in Subsidence Ponds of Different Subsidence Ages in Huainan Mining Area

Shuitu baochi tongbao, 2022
[Objective] The variation characteristics and sources of five trace elements Mn, Ni, V, As and Cr in subsidence ponds of different ages in typical mining areas in Huainan were studied in order to provide scientific reference and basis for the risk ...
Cheng Xiaojing, Wang Xingming, Chu Zhaoxia, Wang Yunmin, Fan Tingyu, Xu Xiaoping   +5 more
doaj   +1 more source

Investigating Surface Deformation Caused by Excavation of Curved Shield in Upper Soft and Lower Hard Soil

Frontiers in Earth Science, 2022
Existing studies on surface deformation prediction consider single soil layers and straight-line excavation when investigating deformation caused by metro shield construction.
Bao-Xin Jia, Bao-Xin Jia, Zong-xian Gao
doaj   +1 more source

Use of the area of main influence to fix a relevant boundary for mining damages in Germany

International Journal of Mining Science and Technology, 2018
In 2010, the fracking discussion in Germany caused a number of changes in German law, which came into force in 2016. Especially the production of gas had to be regulated.
Denise Müller, Axel Preusse
doaj   +1 more source

Prediction of Mine Subsidence Based on InSAR Technology and the LSTM Algorithm: A Case Study of the Shigouyi Coalfield, Ningxia (China)

Remote Sensing, 2023
The accurate prediction of surface subsidence induced by coal mining is critical to safeguarding the environment and resources. However, the precision of current prediction models is often restricted by the lack of pertinent data or imprecise model ...
Fei Ma, Lichun Sui, Wei Lian
doaj   +1 more source

Overburden and surface subsidence with slicing paste filling mining in thick coal seams

Frontiers in Earth Science, 2023
To overcome the difficulties of overburden failure and surface subsidence induced by the slicing mining of extra-thick coal seams, slicing filler paste is typically utilized.
Qiushuang Zheng, Changfeng Wang, Lifu Pang   +2 more
doaj   +1 more source

Analysis of Pre- and Post-Mine Closure Surface Deformations in Western Xuzhou Coalfield From 2006 to 2018

IEEE Access, 2019
Economic development and population expansion in mining cities have led to a growing scarcity of land for construction and thus the closed mines land reuse is extremely urgent.
Meinan Zheng, Hongzhen Zhang, Kazhong Deng, Sen Du, Liuyu Wang   +4 more
doaj   +1 more source

Evolution Assessment of Mining Subsidence Characteristics Using SBAS and PS Interferometry in Sanshandao Gold Mine, China

Remote Sensing, 2022
Ground subsidence is a common geological phenomenon occurring in mining areas. As an important Chinese gold mine, Sanshandao Gold Mine has a mining history of 25 years, with remarkable ground subsidence deformation.
Jia Liu, Fengshan Ma, Guang Li, Jie Guo, Yang Wan, Yewei Song   +5 more
doaj   +1 more source