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BLASTING: 作品数：197被引量：434H指数：11; 导出分析报告; 相关领域：矿业工程更多>>; 相关作者：魏威黄丹周健史秀志白春华更多>>; 相关机构：中南大学多伦多大学北京理工大学住房和城乡建设部更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金中国博士后科学基金国家重点基础研究发展计划国家科技支撑计划更多>>

Geostatistics-block-based characterization of the relationship between rock mass quality and powder factor and its application on open-pit limit optimization: 《International Journal of Mining Science and Technology》2025年第1期135-147,共13页Jinduo Li Tianhong Yang Feiyue Liu Shigui Du Wenxue Deng Yong Zhao Honglei Liu Leilei Niu Zhiqiang Xu; supported by the National Key Research and Development Program of China(No.2022YFC2903902);the National Natural Science Foundation of China(Nos.52204080and 52174070);the Fundamental Research Funds for the Central Universities of China(No.2023GFYD17)。; Accurately predicting the powder factor during blasting is essential for sustainable production planning in low-grade mines.This research presents a method for predicting powder factor based on the heterogeneity of ro...; 关键词：Geostatistics method Powder factor Open-pit limit optimization Blasting cost Rock mass quality

Adjustment mechanism of blasting dynamic-static action in the water decoupling charge: 《International Journal of Mining Science and Technology》2024年第6期821-836,共16页Hao Zhang Xueyang Xing Yiteng Du Tingchun Li Jianxin Yu Qingwen Zhu; funded by the National Natural Science Foundation of China(No.42372331);the Henan Excellent Youth Science Fund Project(No.242300421145);the Colleges and Universities Youth and Innovation Science and Technology Support Plan of Shandong Province(No.2021KJ024).; Water decoupling charge blasting excels in rock breaking,relying on its uniform pressure transmission and low energy dissipation.The water decoupling coefficients can adjust the contributions of the stress wave and qu...; 关键词：Water decoupling blasting Blasting dynamic-static action Optimal decoupling coefficient Adjustment mechanism

Geopolymer-based modification of blasting sealing materials and optimization of blasting block size in coal seams of open pit mines: 《International Journal of Mining Science and Technology》2023年第12期1551-1562,共12页Xiaohua Ding Zhongchen Ao Wei Zhou Hao Qin Zhongao Yang Wen An Xiaoshuang Li Honglin Liu; financially supported by the National Natural Science Foundation of China (No. 52174131); This research proposes the utilization of a geopolymer-based blasting sealing material to improve the profitability of coal sales and reduce the rate of coal fragmentation during blasting in open pit mines.The study f...; 关键词：Open pit coal mine Coal seam blasting Sealing materials Block size optimization Numerical simulation

Vibration reduction technology and the mechanisms of surrounding rock damage from blasting in neighborhood tunnels with small clearance被引量：5: 《International Journal of Mining Science and Technology》2023年第5期625-637,共13页Xiaodong Wu Min Gong Haojun Wu Guangfeng Hu Sijie Wang; the National Natural Science Foundation of China(No.51934001).; Interlaid rock is an important component in the construction of neighborhood tunnels that supports and reinforces the area between two tunnels.However,the blasting load during excavation can sometimes damage the inter...; 关键词：Neighborhood tunnels Interlaid rock Rock damage Blasting design Ground vibration

Fracture characteristics of iron ore under uncoupled blast loading被引量：7: 《International Journal of Mining Science and Technology》2022年第4期657-667,共11页Jinjing Zuo Renshu Yang Min Gong Xinmin Ma Yanbing Wang; supported by China Postdoctoral Science Foundation(No.2020TQ0032);the Key Projects of National Natural Science Foundation of China(No.51934001);the Fundamental Research Funds for the Central Universities(FRF-TP-20-037A1);the Interdisciplinary Research Project for Young Teachers of USTB(Fundamental Research Funds for the Central Universities)(FRF-IDRY-20-019)。; A blasting experiment was conducted on iron ore samples by considering multiple coupling charge coefficients.The resulting internal fracture and damage characteristics were quantitatively analyzed via computerized tom...; 关键词：BLASTING Iron ore X-ray CT Damage evolution Fractal dimension

Blast-induced ground vibration prediction in granite quarries:An application of gene expression programming,ANFIS,and sine cosine algorithm optimized ANN被引量：5: 《International Journal of Mining Science and Technology》2021年第2期265-277,共13页Abiodun Ismail Lawal Sangki Kwon Olaide Sakiru Hammed Musa Adebayo Idris; supported by Korea Research Fellowship Program through the National Research Foundation of Korea(NRF)funded(2019H1D3A1A01102993)。; Blasting of rocks has intrinsic environmental impacts such as ground vibration,which can interfere with the safety of lives and property.Hence,accurate prediction of the environmental impacts of blasting is imperative...; 关键词：Artificial intelligence BLASTING Rock density Comminution Environmental impacts Sensitivity analysis

Key technologies and engineering practices for soft-rock protective seam mining被引量：9: 《International Journal of Mining Science and Technology》2020年第6期889-899,共11页Xiang Cheng Guangming Zhao Yingming Li Xiangrui Meng Qingyi Tu; Severe gas disasters in deep mining areas are increasing,and traditional protective coal seam mining is facing significant challenges.This paper proposes an innovative technology using soft rock as the protective seam...; 关键词：Gas outburst hazard Soft-rock protective seam Pressure-relief Three-machine optimization Blasting-assisted mining Gas extraction

A novel artificial intelligent model for predicting air overpressure using brain inspired emotional neural network被引量：10: 《International Journal of Mining Science and Technology》2020年第5期683-689,共7页Victor Amoako Temeng Yao Yevenyo Ziggah Clement Kweku Arthur; This work was supported by the Ghana National Petroleum Corporation(GNPC)through the GNPC Professorial Chair in Mining Engineering at the University of Mines and Technology(UMaT),Ghana;The authors thank the Ghana National Petroleum Corporation(GNPC)for providing funding to support this work through the GNPC Professorial Chair in Mining Engineering at the University of Mines and Technology(UMaT),Ghana.; Blasting is the live wire of mining and its operations,with air overpressure(AOp)recognised as an end product of blasting.AOp is known to be one of the most important environmental hazards of mining.Further research i...; 关键词：Air overpressure Artificial intelligence Emotional neural network BLASTING MINING

Evaluation and optimization of blasting approaches to reducing oversize boulders and toes in open-pit mine被引量：11: 《International Journal of Mining Science and Technology》2020年第3期373-380,共8页Zhendong Leng Yong Fan Qidong Gao Yingguo Hu; supported by Chinese National Natural Science Foundation (No. 51809016 and No. 51979152);Chongqing Municipal Natural Science Foundation (No. cstc2019jcyjmsxmX0645); A new blasting approach of combined blastholes with different diameters is proposed to solve the problems of oversize boulders and rock toes in open-pit mine. A non-ideal detonation model and a statistical damage cons...; 关键词：Rock blasting Blasthole diameter Oversize boulders Rock toes Damage distribution

Large-scale destress blasting for seismicity control in hard rock mines:A case study被引量：9: 《International Journal of Mining Science and Technology》2020年第2期141-149,共9页Isaac Vennes Hani Mitri Damodara Reddy Chinnasane Mike Yao; This work is financially supported by a joint grant from MITACS Canada and Vale Canada Ltd;the MEDA fellowship program of the McGill faculty of Engineering.; Destress blasting is a rockburst control technique where highly stressed rock is blasted to reduce the local stress and stiffness of the rock,thereby reducing its burst proneness.The technique is commonly practiced in...; 关键词：Destress BLASTING PRECONDITIONING Rockbursts Strainbursts NUMERICAL modeling

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