MTW European Type Trapezium Mill
Input size:30-50mm
Capacity: 3-50t/h
LM Vertical Roller Mill
Input size:38-65mm
Capacity: 13-70t/h
Raymond Mill
Input size:20-30mm
Capacity: 0.8-9.5t/h
Sand powder vertical mill
Input size:30-55mm
Capacity: 30-900t/h
LUM series superfine vertical roller grinding mill
Input size:10-20mm
Capacity: 5-18t/h
MW Micro Powder Mill
Input size:≤20mm
Capacity: 0.5-12t/h
LM Vertical Slag Mill
Input size:38-65mm
Capacity: 7-100t/h
LM Vertical Coal Mill
Input size:≤50mm
Capacity: 5-100t/h
TGM Trapezium Mill
Input size:25-40mm
Capacity: 3-36t/h
MB5X Pendulum Roller Grinding Mill
Input size:25-55mm
Capacity: 4-100t/h
Straight-Through Centrifugal Mill
Input size:30-40mm
Capacity: 15-45t/h
Equipment for processing coal gangue
A review of intelligent coal gangue separation
2023年11月6日 Intelligent coal gangue separation equipment has the advantages of fast speed, high precision, strong modularity, and integration scalability It also has the advantages of low operation cost and energy 2024年9月1日 Thoroughly outlines key technologies of underground intelligent coal gangue sorting Innovatively proposes intermittent and continuous coal gangue sorting devices and Research and prospect of underground intelligent coal gangue 2023年12月21日 Sun et al established a smart visual coal gangue separation framework on the basis of CoppeliaSim, modeled the raw coal and gangue blends, manipulator control system, material conveyor belt, and image Intelligent Gangue Sorting System Based on Dual 2024年9月1日 This article reviews the current state of research on coal gangue sorting methods on the surface and underground, comparing their advantages and disadvantages, and Research and prospect of underground intelligent coal gangue
Technology and engineering test of filling goaf with coal gangue
2023年11月23日 This paper expounds on the technological process of technology of filling goaf with coal gangue slurry, establishes three types of slurry filling systems, such as centralized 2023年5月24日 This paper proposes a modified YOLOv4 model, named GYOLO, for coal gangue recognition with the aim of reducing model parameters, improving calculation speed, and reducing equipment requirementsA fast recognition method for coal gangue image 2019年12月1日 The accumulation of considerable coal gangue not only occupies a great deal of land resource, but also results in serious environmental problems, eg, soil pollution, air pollution, and geologic hazards (Stracher and Taylor, 2004)The heat continues to accumulate during the accumulation process, which leads to spontaneous combustion with the oxidization of coal Comprehensive utilization and environmental risks of coal gangue: A 2024年9月1日 Fig 1 shows the development process of coal gangue separation and sorting technology In the early stages of coal mining, There has been significant development in underground intelligent coal gangue sorting equipment, but challenges remain such as high investment, high operation and maintenance costs, and potential Research and prospect of underground intelligent coal gangue
Spectral band selection and ANIMRGAN for highperformance
2024年4月2日 Lowenergy and efficient coal gangue sorting is crucial for environmental protection Multispectral imaging (MSI) has emerged as a promising technology in this domain This work addresses the A modified YOLOv4 model, named GYOLO, for coal gangue recognition is proposed with the aim of reducing model parameters, improving calculation speed, and reducing equipment requirements This paper proposes a modified YOLOv4 model, named GYOLO, for coal gangue recognition with the aim of reducing model parameters, improving calculation speed, and A fast recognition method for coal gangue image processing2024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 on2020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
coal washing equipment LUTON Group
Coal washing is an industrial process that removes impurities from raw coal, or classifies highquality coal and lowquality coal The products produced after the coal washing process are generally divided into gangue, medium coal, grade B clean coal, and grade A clean coal The finished coal after the coal washing process is usually called 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 (Liangji et al 2014), it is the solid waste with the largest output and land occupation in industrial production (Qi 2019)Characteristics of Coal Gangue and Present Situation and 2023年11月6日 Recognition and separation of Coal/Gangue are important phases in the coal industries for many aspects This paper addressed the topic of Coal/Gangue recognition and built a new model called (CGR A review of intelligent coal gangue separation technology and equipment 2023年4月24日 Coals will still constitute the master energy source in long future Regrettably, the gangue in coals can whittle down the coal’s combustion efficiency and induce nocuous gases for environmental contamination []It is indispensable to divorce gangue from raw coals for an ecobenign and efficient utilization of coals []In this context, computer visionassisted mineral A Swin transformerfunctionalized lightweight YOLOv5s for real
Lightweight detection model for coal gangue identification based
2024年7月23日 Focusing on the issues of complex models, high computational cost, and low identification speed of existing coal gangue image identification object detection algorithms, an optimized YOLOv5s lightweight detection model for coal gangue is proposed Using ShuffleNetV2 as the backbone network, a convolution pooling module is used at the input end instead of the Intelligent coal gangue separation equipment has the advantages of fast speed, high precision, strong modularity, and inte gration Traditional Coal Gangue Separation Process and Equipment Water washing and dry coal preparation are the main parts of coal preparation Spiral separation, jigging A review of intelligent coal gangue separation technology and equipment 2023年5月25日 Coal gangue, produced during coal mining and processing [1, 2], is one of the most extensively produced solid wastes in China [1, 3], accounting for approximately 10%‒20% of raw coal production []The accumulation of coal gangue causes serious environmental, social, and economic problems in the coal mining area []Heavy metals and harmful organic substances in Lowcarbon utilization of coal gangue under the carbon Online sorting robots based on image recognition are key pieces of equipment for the intelligent washing of coal mines In this paper, a Deltatype, coal gangue sorting, parallel robot is designed to automatically identify and sort scattered coal and gangue on conveyor belts by configuring the image recognition systemStudy on Comprehensive Calibration and Image Sieving for CoalGangue
Study on Comprehensive Calibration and Image Sieving for CoalGangue
2020年10月11日 Online sorting robots based on image recognition are key pieces of equipment for the intelligent washing of coal mines In this paper, a Deltatype, coal gangue sorting, parallel robot is designed 2024年11月4日 The extraction of REEs from coal and coal gangue typically involves a roastingleaching process [37, 38]Roasting decomposes the clay mineral structure [], thereby releasing encapsulated REEs, while REEs associated with organic matter are converted into acidsoluble REE oxides during combustion []Many studies have indicated that REEs exist as ion Efficient Leaching of Rare Earth Elements from Coal Gangue: A 2024年10月29日 Coal gangue is a byproduct generated in the process of coal extraction, accounting for about 15% of the original coal production Compared to ordinary coal, it has low carbon content, low calorific value, and a hard texture [1,2,3]The massive storage of coal gangue not only wastes land resources but also causes situations such as spontaneous combustion, RRBMYOLO: Research on Efficient and Lightweight Convolutional Currently, coal gangue detection methods include traditional techniques and image processingbased methods Traditional methods encompass techniques such as radioactive detection [2] and density identification Radioactive detection identifies coal and gangue by measuring the difference in their absorption of radiation, requiring a high execution speedIntelligent detection of coal gangue in mining Operations using
Mineral Beneficiation and Processing of Coal SpringerLink
2021年5月11日 Solidliquid separation in the coal processing circuits is achieved by employing different dewatering equipment such as highfrequency screens, centrifuges, thickeners, and filters Different aspects of the listed equipment typically utilized in the coal processing circuits are discussed in the subsequent section 131 Sizing Devices2019年12月19日 Coal flow in belt conveyors is often mixed with foreign objects, such as anchor rods, angle irons, wooden bars, gangue, and large coal chunks, leading to belt tearing, blockages at transfer points An ImageBased Hierarchical Deep Learning 2023年11月23日 This paper expounds on the technological process of technology of filling goaf with coal gangue slurry, establishes three types of slurry filling systems, such as centralized ground layout, ground Technology and engineering test of filling goaf with coal gangue 2024年1月13日 To address the technical limitations of automatic coal and gangue detection technology in fully mechanized top coal caving mining operations, the low radiation level radioactivity measurement Precise detection of coal and gangue based on natural γray
Opportunities, challenges and modification methods of coal gangue
2024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 2024年11月1日 Using coal gangue as subgrade filler (CGSF) can address the accumulated issues of coal mine waste, The experimental equipment and process and test ideas are shown in Fig Investigating the compaction and the mechanical behaviors of coal 2024年2月1日 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, Hebei Province It is brownish black powder after drying and grinding CG2 is Shanxi coal gangue, from Shanxi Geology Group Co, LtdRepresentative coal gangue in China: Physical and chemical 2020年5月13日 In the process of conveying raw coal to the surface on conveyor belts, the raw coal is generally blended with foreign bodies, such as large pieces of gangue and damaged bolts, which can affect the Image positioning and identification method and system for coal
Motion Mechanisms for Top Coal and Gangue Blocks in Longwall Top Coal
2022年6月4日 Using longwall top coal caving (LTCC) in an extrathick seam, many problems appear, such as large broken top coal blocks, frequent arch formation in the drawing process, poor balance of drawing top coal and low top coal recovery, which seriously affect safe, efficient and green mining In this study, the size distribution of top coal blocks was measured in LTCC Appl Sci 2020, 10, 7059 2 of 17 intelligent systems used in intelligent coal mines [4,5] Made in China 2025—Energy Equipment Implementation Plan (Fa Gai Energy [2016] No 1274) clearly Study on Comprehensive Calibration and Image Sieving for CoalGangue 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 2022年4月6日 Abstract Among coal miningrelated wastes, coal gangue (CG) is the heterogeneous waste generated during the mineral processing or coal washing phase of coal mining A thorough understanding of environmental concerns associated with the current model of The Sustainable Utilization of Coal Gangue in Geotechnical and
Which Crusher is Better for Coal Gangue Crushing?
2022年6月10日 Coal gangue is a blackgray solid waste with low overall carbon content and is harder than coal discharged from the coal production process The traditional reuse is to pave it, do ground filling or make land, etc Nowadays, 2017年12月10日 Gangue minerals accounts for between 15% and 20% of raw coal in China (Qian et al, 2007)Indeed, as coal production has increased, so has gangue generation; by the end of 2009, the total amount of gangue produced added up to 50 × 10 9 t, encompassing 40% of the total Chinese solid waste (Miao and Qian, 2009)The accumulation of coal gangue not Separating coal and gangue using threedimensional laser scanning2012年7月2日 This paper provides an overview on the current status of power generation in China using coal gangue The government regulation towards the use of coal gangue for power generation is introduced(PDF) Power Generation from Coal Gangue in China2022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 (PDF) Underground Disposal of Coal Gangue Backfill in China
This screening equipment is effective for coal gangue separation
50mm grading screening of raw coal is an important process before the underground coal gangue separation system, and a key step to ensure the effect of coal gangue separation Therefore, the selection of reasonable and efficient screening equipment is the basis for the success of underground gangue separation2022年9月13日 Coal gangue grinding production line process and equipment The production process of coal gangue pulverizing is mainly composed of feeding, coarse crushing, medium and fine crushing, grinding, screening, transportation and other linksCoal gangue ultrafine powder mill2023年8月22日 The precise identification of damp, sticky coal gangue; efficient jet nozzle separation; and process layout in a narrow, restricted space are essential technologies for gangue source reduction based on underground gangue photoelectric separation, which is critical for the longterm growth of coal mines In this paper, the Xray absorption fine structure (XAFS) Gangue Source Reduction Technology and Process Optimization 2024年4月1日 Traditional methods for coal gangue separation primarily involve manual and automatic sorting [1]Manual sorting, where workers visually pick out coal gangue, This process has a large labor force for sorting workers, and the production quality of coal is not guaranteed, which can easily lead to the phenomenon of missed detection and false detectionA lightweight coal gangue detection method based on
How to Separate Coal from Coal Gangue in Middling Coal
2021年5月22日 Based on the principle of the ore dressing equipment of the coal washing plant, the Forui Machinery Plant has developed a middling coal processing equipment with high separation accuracy, which can effectively separate the coal and gangue in the middling coal The middling coal processing equipment developed by Forui Machinery mainly has the