Deep processing and utilization of coal gangue

Design and application of coal gangue sorting system

2024年7月17日  This paper presents a deep learningbased coal gangue sorting system for practical applications, enabling automatic and precise detection of gangue during the coal washing process,2019年12月1日  Moreover, it is inevitable that the utilization of coal gangue leads to secondary environmental pollution due to combustion, calcination and acid leaching It is imperative to Comprehensive utilization and environmental risks of coal gangue: Therefore, addressing the water, atmospheric, and soil environmental pollution caused by coal mining and coal gangue accumulation, this paper summarizes the relevant research progress Current situation and progress of coal gangue resource utilization2024年9月7日  Given the coal gangue properties and global land degradation severity, the resourceful utilization of coal gangue as soil conditioners is believed to be a universally Opportunities, challenges and modification methods of coal

Coal and Gangue Classification Based on Laser

2023年12月8日  Before coal is used, coal and gangue must be effectively separated to reduce the gangue content in the raw coal and improve the efficiency of coal utilization This study introduces a classification method for 2023年5月25日  Against the background of the carbon neutralization strategy, the treatment and utilization of coal gangue should focus on three aspects: its own carbonfree emissions; its carbon absorption effect and lowcarbon Lowcarbon utilization of coal gangue under the 2024年7月12日  Utilization of coal gangue in engineering is an ecological and sustainable way The pretreatment intensity varies across different utilization methods Progressed coal gangue Review Highcapacity utilization of coal gangue as supplementary 2022年4月6日  Among coal miningrelated wastes, coal gangue (CG) is the heterogeneous waste generated during the mineral processing or coal washing phase of coal mining A The Sustainable Utilization of Coal Gangue in Geotechnical and

Comprehensive utilization and environmental risks of coal gangue:

2019年12月1日  Therefore, the main objective of this paper is to provide a comprehensive literature review of coal gangue utilization in building material production, energy generation, Starting from the resource characteristics of coal gangue, this paper systematically discusses the ways and research status of coal gangue resource utilization, mainly including: extracting and recovering useful components such Research Progress on Comprehensive Utilization of 2024年2月1日  Representative coal gangue in China: Physical and All the CGs in the figure are dried in an oven at 60 °C and ground CG1 is Hebei coal gangue, which comes from a coal gangue processing plant in Xingtai Literature overview of Chinese research in the field of better coal utilization J Clean Prod, 185 (2018), pp 959980 Representative coal gangue in China: Physical and chemical 2023年3月1日  At this stage, coal gangue separation methods can be divided into wet gangue separation and dry gangue separation according to whether water resources are consumed [7]In the prospect of the development of coal science and technology during the “14th FiveYear Plan” of China's coal industry, the intelligentization of dry coal preparation is regarded as one of the Recognition method of coal and gangue combined with

Characteristics of Coal Gangue and Present Situation and

2024年6月4日  Coal gangue is a kind of solid waste produced in the process of coal production and processing, which accounts for about 10–20% of coal output on average Compared with foreign countries, the study of coal gangue utilization 2024年2月15日  To address the lightweight and realtime issues of coal sorting detection, an intelligent detection method for coal and gangue, Ourv8, was proposed based on improved YOLOv8Detection of Coal and Gangue Based on Improved YOLOv82024年9月7日  However, a substantial amount of coal gangue was generated and discharged during the coal mining, washing and processing processes Coal gangue, a blackgray rock with lower carbon content and heat value compared to coal, accounts for about 15%20% of coal production (Li et al 2006)The production of coal gangue was conservatively estimated based Opportunities, challenges and modification methods of coal gangue 2021年11月23日  The recognition and sorting of coal and gangue are an important part of the process of reducing costs and improving production efficiency In this paper, under the influence of long running Recognition and sorting of coal and gangue based on image

Rapid Analysis of Composition of Coal Gangue Based on Deep

2022年12月5日  Coal gangue is the main solid waste in coal mining areas, and its annual emissions account for about 10% of coal production The composition information of coal gangue is the basis of reasonable utilization of coal gangue, and according to the composition information of coal gangue, one can choose the appropriate application scene The reasonable utilization 2022年4月4日  Among the coal miningrelated wastes, coal gangue (CG) is the heterogeneous waste generated during the mineral processing or coal washing phase of coal miningThe Sustainable Utilization of Coal Gangue in Geotechnical and 2024年10月3日  Moreover, coal gangue contains nutrients essential for plant growth [9] By processing it appropriately, coal gangue can be transformed into soil amendments for soil remediation and improvement, paving the way for a synergistic approach to coal gangue utilization and mining area ecological restorationProgress in the utilization of coal gangue for soilification and the Coal is the main energy in our country and the ballast stone of energy security As an inevitable product in the process of coal mining and coal washing, coal gangue has an annual output of more than 700 million tons, which is in urgent need of largescale and ecological utilization to solve the problem of coal gangue as a stumbling block in enterprise developmentPrinciples and key technologies for the largescale ecological

Environmental hazards and comprehensive utilization of solid waste coal

2024年4月1日  Wall materials for construction are also one of the main directions of coal gangue waste utilization Coal gangue to meet the production requirements of various types of wall materials components, generally after the selection of raw materials, homogenization, crushing and screening, shaping, billet, drying, roasting, cooling and other 2024年11月1日  Using coal gangue as subgrade filler (CGSF) can address the accumulated issues of coal mine waste, but also save the constructing costs, which has the important ecological and engineering Investigating the compaction and the mechanical behaviors of coal 2024年2月23日  To address the issues of complex algorithm models, poor accuracy, and low realtime performance in the coal industry's coal gangue sorting, a lightweight realtime detection method called YOLOv8sGSC is proposed based on the characteristics of coal gangue This method incorporates the ghost module into the YOLOv8s backbone network to reduce the The realtime detection method for coal gangue based on2023年8月14日  In 2021, China’s coal consumption accounted for about 56% of primary energy consumption, and the proportion of coal consumption in China will still play a leading role for a considerable period Diffusion law of coal gangue slurry and the application of

Comprehensive utilization and environmental risks of coal gangue

2019年12月1日  This study aims to provide a highvalue and environmentally friendly method for the application of coalbased solid waste Modified fly ash/polyurethane (MFA/PU) and modified coal gangue powder 2022年11月25日  China’s total coal production in 2021 exceeded 413 billion tons, 52% of the world’s total Coal gangue, a solid waste of coal mining accounts for 15–20% of coal production, when directly discharged on the ground surface as waste heaps, it occupies large areas of land and cause environmental pollution This paper summarizes the existing gangue backfilling Underground Disposal of Coal Gangue Backfill in China MDPIDownload Citation On Sep 10, 2018, JIA HAN and others published Research of Comprehensive Utilization of Coal Gangue Find, read and cite all the research you need on ResearchGateResearch of Comprehensive Utilization of Coal GangueCoal gangue is one of the largest mine solid wastes in China, and its discharge and stockpiling have caused resource waste, environmental pollution and other problems Starting from the resource characteristics of coal gangue, this paper systematically discusses the ways and research status of coal gangue resource utilization, mainly including: extracting and recovering Research Progress on Comprehensive Utilization of Coal Gangue

Synergistic Utilization of Basic Oxygen Furnace Slag and Coal Gangue

2024年10月25日  Steel slag from steel mills and coal gangue discarded during coal mining are both reusable solid wastes with significant emissions [1,2] In 2021, the production of steel slag exceeded 120 million tons in China []In contrast, while developed countries have attained a comprehensive utilization rate of over 90 pct for steel slag, China’s comprehensive utilization 2021年2月21日  The CG is a heterogeneous wellgraded solid waste produced during the mineral processing and washing phase of coal mining with traces of coal on This is due to the fact that coal mining involves the deep excavation involving M, Heera Lal, M, Moghal, AAB (2021) Utilization of Coal Gangue for Earthworks Utilization of Coal Gangue for Earthworks: Sustainability PerspectiveAbstract: Coal gangue as one of the largest industrial solid wastes in China brings about very serious environmental, social and economic problems Comprehensive utilization of coal gangue is of importance to sustainable development of society and economy China has made great progress in comprehensive utilization of coal gangue in the latest 40 years since the Industrial development and prospect about comprehensive utilization Against the backdrop of achieving the goals of “peak carbon emissions and carbon neutrality”, coal, as the cornerstone of national energy security, plays a crucial role in the green development of our country’s economic construction and social development However, during the process of coal mining and washing, coal gangue, as the primary associated byproduct of coal, has Current situation and progress of coal gangue resource utilization

Cascade network for detection of coal and gangue in the

2021年1月2日  1 Introduction Separation of coal and gangue is the key to efficient and clean utilization of coal [1]In this context, mineral sorting technology based on computer vision has been the focus of research in recent years [2]The use of image processing to recognize coal and gangue is safer and more convenient than traditional coal washing methods, since it does not Comprehensive utilization of coal gangue is of importance to Expand 39 Save Discussion on Rational Ways for Coal Gangue Treatment and Utilization Mu Shouguo Environmental Science 2007; Optimum principles we should follow in processing and utilizing coal gangue are proposed,which are discharge reduction,reutilization, recycling Comprehensive utilization and environmental risks of coal gangueDOI: 101080/2022 Corpus ID: ; Multiple factors influence coal and gangue image recognition method and experimental research based on deep learning @article{Li2022MultipleFI, title={Multiple factors influence coal and gangue image recognition method and experimental research based on deep learning}, author={Man Li and Xianli He Multiple factors influence coal and gangue image recognition 2021年9月8日  Xiangang et al proposed a coal gangue recognition method driven by deep learning that is based on the differences in the surface characteristics of coal gangue; they also studied the coal gangue location method based on binocular stereo vision, which effectively improves the accuracy of coal gangue identification and location Coal gangue detection and recognition algorithm based on

Sustainable and clean utilization of coal gangue: activation and

of coal processing and utilization Due to the accumulation of a large amount of coal gangue and the failure to fully utilize or dispose it, it caused problems on the environment in the air pollution and water pollution, and triggered some geological disasters such as landslides and coal gangue debris ows [12] Fortunately, coal gangue is a type ofThe coal gangue in China is the core field of bulk solid waste comprehensive utilization due to its massive stock and emission, high concentration of output, small proportion of highvalueadded utilization, and outstanding environmental impact Hence, the prospect of resource utilization of coal gangue is broad The existing disposal capacity and scale of coal gangue obviously Research progress of highvalue utilization of coal gangue 2021年11月23日  Moreover, a deep learning model called multilayer perceptron (MLP) was proposed to recognize coal and gangue with simple structure, which is easy to transplant with high precision and great timeliness In order to evaluate the correctness and efficiency of the algorithm, a sorting robot of coal and gangue was built based on MLP and image Recognition and sorting of coal and gangue based on image 2019年1月2日  The automated separation of coalgangue and increased efficiency of raw coal sorting and quality of coal can be achieved if the method proposed in this paper can be applied in coal industry ABSTRACT While coal is the major power source around the globe, gangue is unwanted in power plants Thus, separating gangue from coal is a crucial part in the Identification of Coal and Gangue by Feedforward Neural

Review Highcapacity utilization of coal gangue as

2024年7月12日  Coal gangue (CG), which accounts for about 10–20 % of coal output, is a kind of solid waste generated during the coal mining and washing processes According to Fig 2 , the annual output of CG in China fluctuates between 600–800 million tons, with a utilization rate hovering around 70 %2023年4月1日  Such selfattention calculation makes the classification model only focus on the foreground of the image, but not on the background in dim environment Hence, for coal and gangue classification in actual environment of mines, we propose a coal and gangue classification framework based on the Swin Transformer model, as shown in Fig 4Coal and gangue classification in actual environment of mines 2023年11月23日  Process of filling goaf with coal gangue slurry The process of filling goaf with coal gangue slurry is shown in Fig 2Specifically: the coal gangue is crushed by a multistage crusher and enters Technology and engineering test of filling goaf with coal gangue 2020年2月5日  Coal gangue, a residue produced during the coal mining process, has found sparse utilization in civil engineering applications To gauge the feasibility of using coal gangue for geotechnical and geoenvironmental applications, comprehensive characterization study was performed which include understanding the geotechnical, mineralogical, chemical and Characterization studies on coal gangue for sustainable geotechnics

Research Progress on Comprehensive Utilization and Resourceful

PDF On Jan 1, 2021, 增澳 董 published Research Progress on Comprehensive Utilization and Resourceful Treatment of Coal Gangue Find, read and cite all the research you need on ResearchGate2022年9月5日  1 School of Electrical and Information Engineering, Anhui University of Science and Technology, Huainan, China; 2 State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mines, Anhui University of Science and Technology, Huainan, China; Accurate identification of coal and gangue is very important for realizing Frontiers Recognition method of coal and gangue based on 2024年11月14日  The rapid advancement of artificial intelligence and robot technology has spurred the proposal and innovation of a coal gangue sorting robot system (CGSRS) paradigm The timevarying raw coal flow Scheme evaluation method of coal gangue sorting robot system 2018年7月26日  International Journal of Coal Preparation and Utilization Volume 41, 2021 Issue 8 Submit an article Journal homepage 373 This article proposes a method that can be used to improve the differentiation of coal and gangue via image processing and use of a support vector machine (SVM)Research on methods to differentiate coal and gangue using

Recognition and sorting of coal and gangue based on image

ABSTRACT The recognition and sorting of coal and gangue are an important part of the process of reducing costs and improving production efficiency In this paper, under the influence of long running pollution and similar background grayscale, a new method was proposed based on image process and multilayer perceptron The robust image extraction method was used for the 2023年11月11日  Coal gangue image recognition is a critical technology for achieving automatic separation in coal processing, characterized by its rapid, environmentally friendly, and energysaving natureResearch on Recognition of Coal and Gangue Based on Laser

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