Search Results - "Longwall mining"

Modeling the Speed‐Induced Key Block Motion and Support Resistance in Longwall Mining With a Multilayer Hard Roof: Insights From the Xiaojihan Coal Mine.

Authors: Gao, Hui Duan, Xiaopeng Wang, Xufeng et al.

Source: Geofluids. 4/21/2026, Vol. 2026, p1-15. 15p.

Subject Terms: *Longwall mining, *Ground control (Mining), *Coal mining, *Roof design & construction

The Combined Effect of Stress Mutation and Displacement Evolution on Overlying Rock Collapse From Physical Experiment and Numerical Simulation Study.

Authors: Wang, Gang Deng, Daixin Liu, Jing et al.

Source: Geofluids. 4/12/2026, Vol. 2026, p1-15. 15p.

Subject Terms: *Longwall mining, *Strains & stresses (Mechanics), *Structural failures, *Spoil banks, *Computer simulation, *Physics experiments, *Deformations (Mechanics), *Geotechnical engineering

A Study on the Floor Heave Characteristics of a Gob‐Side Entry in Deep‐Thick Coal Seam During Longwall Mining.

Authors: Hao, Yinghao Liu, Jinhai Miu, Xiaodong et al.

Source: Geofluids. 4/8/2026, Vol. 2026, p1-8. 8p.

Subject Terms: *Longwall mining, *Coal mining, *Mining engineering

厚硬顶板致灾机理及定向长钻孔水力压裂控制技术.

Alternate Title: Disaster mechanism of thick-hard roof and control technology by hydraulic fracture with directional long borehole.

Authors: 李兆众 王瑞

Source: Coal Science & Technology (0253-2336). Apr2026, Vol. 54 Issue 4, p159-173. 15p.

Subject Terms: *Hydraulic fracturing, *Longwall mining, *Boreholes, *Hazard mitigation, *Strains & stresses (Mechanics), *Energy dissipation, *Computer simulation

Analysis of the Algorithm Monitoring the Geometric Parameters of the Powered Support Based on Station Tests.

Authors: Szurgacz, Dawid Konrad, Trzop Pokorny, Jiri et al.

Source: Energy Science & Engineering. Apr2026, Vol. 14 Issue 4, p1713-1724. 12p.

Subject Terms: *Longwall mining, *Hydraulic control systems, *Acquisition of data, *Detectors, *Mine safety, *Slopes (Soil mechanics), *Mining machinery

An Adaptive Response Surface Methodology for Determining Coal Pillar Width in Geologically Variable Longwall Panels.

Authors: Yang, Sen He, Zhe Xu, Yang et al.

Source: Geofluids. 5/9/2026, Vol. 2026, p1-15. 15p.

Subject Terms: *Longwall mining, *Stress concentration, *Response surfaces (Statistics), *Deformations (Mechanics), *Computer simulation

A Case Study of Shale Gas Well Casing Deformation in Longwall Chain Pillars Under Deep Cover.

Authors: Zhang, Peter Su, Daniel Van Dyke, Mark et al.

Source: Rock Mechanics & Rock Engineering. May2026, Vol. 59 Issue 5, p5665-5681. 17p.

Subject Terms: *Longwall mining, *Deformations (Mechanics), *Mine safety, *Computer simulation, *Geological formations, *Metrology, *Shale gas reservoirs

特厚煤层综放工作面过复杂构造区开采工艺优化与回撤通道联合支护技术.

Alternate Title: Surrounding rock stability and dynamic joint support technology for longwall panel through complex structural zones.

Authors: 李杨 王楠 刘令生 et al.

Source: Coal Science & Technology (0253-2336). Feb2026, Vol. 54 Issue 2, p163-176. 14p.

Subject Terms: *Longwall mining, *Structural stability, *Structural geology, *Excavation (Civil engineering), *Coal mining safety, *Stress concentration

Geographic Terms: Inner Mongolia (China)

综采面装备群与底板系统状态精准虚拟感知与重构关键技术.

Alternate Title: Key technologies for precise virtual perception and reconstruction of equipment group and floor system status in the longwall mining face.

Authors: 谢嘉成 马凯 王学文 et al.

Source: Coal Science & Technology (0253-2336). Feb2026, Vol. 54 Issue 2, p444-461. 18p.

Subject Terms: *Longwall mining, *Pose estimation (Computer vision), *Machinery, *Point cloud, *LIDAR, *Deep learning

大倾角煤层长壁综采研究与探索.

Alternate Title: Research and exploration of longwall fully mechanized mining in steeply dipping coal seams.

Authors: 伍永平 解盘石 贠东风 et al.

Source: Coal Science & Technology (0253-2336). Jan2026, Vol. 54 Issue 1, p20-34. 15p.

Subject Terms: *Longwall mining, *Coal industry, *Mine safety, *Mines & mineral resources, *Digital computer simulation

Geographic Terms: China

ANALYSIS AND PROGNOSIS OF SURFACE SUBSIDENCE IN THE JIU VALLEY.

Authors: MARIAN, Dacian Paul¹ dacianmarian@upet.ro

Source: Annals of the University Dunarea de Jos of Galati: Fascicle IX, Metallurgy & Materials Science. Mar2026, Vol. 49 Issue 1, p19-27. 9p.

Investigation of surface subsidence behaviour in multi-slice longwall mining using numerical simulations in Barapukuria coal mine, Bangladesh.

Authors: Zhang, Chunlei Arif, Arifuggaman Wu, Jingke et al.

Source: Scientific Reports. 1/10/2026, Vol. 16 Issue 1, p1-18. 18p.

基于熵权—可拓理论的综放工作面经济混矸率评价研究.

Alternate Title: Study of evaluation of economic rock-mixed ratio of longwall top-coal caving working face based on entropy weight-extension theory.

Authors: 王伸 李瑞祥 李东印 et al.

Source: Coal Science & Technology (0253-2336). 2025 Supplement, Vol. 53, p64-79. 16p.

Subject Terms: *Longwall mining, *Coal mining, *Industrial costs, *Evaluation methodology, *Mines & mineral resources, *Geotechnical engineering

Engineering Practice of Inclined Longwall Roof Cutting and Pressure Relief Gob‐Retaining Roadway Technology in Feitian Coal Mine.

Authors: Xu, Xianbi Ma, Zhenqian Huang, Jun et al.

Source: Energy Science & Engineering. Nov2025, Vol. 13 Issue 11, p5660-5671. 12p.

Subject Terms: *Coal mining, *Longwall mining, *Mining engineering, *Pressure control, *Excavation (Civil engineering), *Mines & mineral resources

Abnormal Pressure Event Recognition and Dynamic Prediction Method for Fully Mechanized Mining Working Face Based on GRU-AM.

Authors: Qin, Kai Shu, Longyong Chen, Zhidang et al.

Source: Sensors (14248220). Dec2025, Vol. 25 Issue 23, p7336. 27p.

Pressure Reduction Effectiveness Evaluation of Entry Under Longwall Mining Disturbance: A Case Study.

Authors: Shen, Wenlong Ren, Wangsheng Chen, Ziqiang et al.

Source: Rock Mechanics & Rock Engineering. Apr2026, Vol. 59 Issue 4, p4643-4667. 25p.

Subject Terms: *Longwall mining, *Pressure control, *Dynamic loads, *Computer simulation, *Mineral industries, *Structural stability

Mechanisms of Foreshocks and Seismic Hazards Under Mining-Induced Stress in Longwall Mines.

Authors: Li, Xu Si, Guangyao Jiang, Sheng et al.

Source: Rock Mechanics & Rock Engineering. Apr2026, Vol. 59 Issue 4, p5437-5460. 24p.

Subject Terms: *Longwall mining, *Induced seismicity, *Earthquake hazard analysis, *Seismic event location, *Stress concentration, *Mine safety, *Shearing force

Mechanism and Parameter Sensitivity of Overlying Rock Failure in Longwall Panel.

Authors: Yin, Caiyun Han, Jan Li, Xuandong et al.

Source: Shock & Vibration. 9/15/2025, Vol. 2025, p1-19. 19p.

Subjects: Longwall mining, Rock mechanics, Coal mining, Structural failures, Seismic wave studies, Stress concentration, Computer simulation

深部下分层膏体充填工作面支架阻力分布与 支架−围岩关系.

Alternate Title: Distribution of hydraulic support load and support surrounding rock relationship in deep lower slice paste backfilling longwall panel.

Authors: 李增强 郑晓晨 周均忠 et al.

Source: Coal Science & Technology (0253-2336). Aug2025, Vol. 53 Issue 8, p202-214. 13p.

Subject Terms: *Mine roof control, *Longwall mining, *Structural optimization, *Hydraulic structures, *Stress concentration, *Mines & mineral resources, *Filler materials, *Geology

Porosity Optimization Model to Characterize Gas Seepage Behavior in Longwall Mining Gobs: An Application Case and Simulation Analysis.

Authors: Song, Yipeng Wang, Zhongshan Qin, Yueping

Source: Energy Science & Engineering. Sep2025, Vol. 13 Issue 9, p4566-4585. 20p.

Subject Terms: *Porosity, *Longwall mining, *Hydraulic conductivity, *Gas seepage, *Coal mining, *Porous materials