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Scientific Disposal and Utilization of Coal-Based Solid Waste

A special issue of Sustainability (ISSN 2071-1050). This special issue belongs to the section "Resources and Sustainable Utilization".

Deadline for manuscript submissions: 31 March 2025 | Viewed by 923

Special Issue Editors

State Key Laboratory of Coal Resources and Safe Mining, School of Mines, China University of Mining and Technology, Xuzhou 221116, Jiangsu, China
Interests: filling mining; water resource protection; ecological environmental protection of mining; solid waste disposal and resource utilization in mines
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Guest Editor
School of Mines, China University of Mining and Technology, Xuzhou, China
Interests: filling mining; water resource conservation; ecological environmental protection of mining; waste disposal and resource utilization in mines
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

The development of coal resources is a significant practical requirement to ensure national energy security. However, the process of coal mining and utilization generates a large amount of coal-based solid waste, such as coal gangue, fly ash, desulfurization gypsum, and slag, with the emission volume ranking first among industrial solid waste in China. The substantial emissions of bulk-coal-based solid waste not only occupy a significant amount of land resources but also pose significant pollution risks to the ecological environment, including soil, water bodies, and the atmosphere, seriously threatening public safety and health. This waste is considered an industrial residue that combines solid, gas, and liquid hazards. Addressing the scientific disposal and resource utilization of coal-based solid waste while developing coal resources is an urgent and necessary challenge for the high-quality development of the coal industry. Therefore, this Special Issue focuses on soliciting manuscripts related to the generation, basic characteristics, scientific disposal, and resource utilization of coal-based solid waste, delving into key theories, new technologies, and methods in the latter two to obtain innovative solutions for the harmonious coexistence of mining and environmental sustainability.

This Special Issue is currently seeking articles in the fields of coal mining, geological engineering, environmental science, and engineering mechanics, among others. Topics of interest include but are not limited to the following:

  • Basic characteristics of coal-based solid waste;
  • Environmental impacts of emissions of coal-based solid waste;
  • Low-carbon and ecological disposal of coal-based solid waste;
  • Backfill disposal of coal-based solid waste;
  • Resource utilization of coal-based solid waste.

We look forward to receiving your submissions.

You may choose our Joint Special Issue in Minerals.

Dr. Junmeng Li
Prof. Dr. Yanli Huang
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Sustainability is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2400 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • environmental impact
  • mining wastewater
  • mine waste
  • solid waste disposal
  • sustainable development
  • environmental assessment
  • recycling

Published Papers (1 paper)

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Research

19 pages, 11215 KiB  
Article
Study on Fracture Evolution and Water-Conducting Fracture Zone Height beneath the Sandstone Fissure Confined Aquifer
by Jiabo Xu, Daming Yang, Zhenquan Zhang, Yun Sun and Linshuang Zhao
Sustainability 2024, 16(14), 6006; https://doi.org/10.3390/su16146006 - 14 Jul 2024
Viewed by 493
Abstract
Studying the evolution law of overlying rock fissures and predicting the development height of water-conducting fissure zones is the key to preventing roof water damage, protecting mine water resources, and realizing the safe and sustainable development of the mine. To study the overburden [...] Read more.
Studying the evolution law of overlying rock fissures and predicting the development height of water-conducting fissure zones is the key to preventing roof water damage, protecting mine water resources, and realizing the safe and sustainable development of the mine. To study the overburden fracture evolution law of coal mining under aquifer conditions, the 1402 working face of Longwangzhuang Mine in Shaanmian Coalfield serves as the engineering background based on the Fractal Theory and similar simulation technology; this paper analyzes the fracture evolution of overburden rock and the development law of Water-Conducting Fracture Zone (WCFZ) during the advancing of working face, and further puts forward a model for the location discrimination of overburden fracture based on plate theory. The results indicate that post-mining, overburden rock failure assumes a trapezoidal shape, and fractures around the cutting hole and the side of the working face fully develop, while those in the middle of the goaf tend to compact. The distribution of the fracture network of mining strata at different advancing distances has good self-similarity, and the fractal dimension of the fracture network of overlying rock can be divided into three stages: ascending dimension, decreasing dimension, and stable phase. The II 1 coal seam fracture does not spread to the Sandstone Fissure Confined Aquifer. These findings provide strategic guidance for protecting mine aquifer water resources, preventing and controlling roof water inrush, and ensuring safe and sustainable production within the study area. Full article
(This article belongs to the Special Issue Scientific Disposal and Utilization of Coal-Based Solid Waste)
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