coal gangue crusher model
Investigation on coal/coal gangue mixtures co-combustion …
Coal gangue (CG) is the main hazardous solid waste produced during coal mining activities; it increases the combustion risk of coal/coal gangue (C/CG) mixtures. In the present work, the combustion characteristics, interactions, combustion reaction model, and kinetic parameters of C/CG co-combustion were investigated under seven different …
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Modeling of particle breakage in a smooth double roll crusher
In the first phase a model was obtained which can be applied to breakage process in a roll crusher. This model was based on the framework proposed by Broadbent and Callcott, 1956a, Broadbent and Callcott, 1956b, Broadbent and Callcott, 1957. ... Recent patents on roll crushing mills for selective crushing of coal and gangue. 2020, …
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Study on the macro–micro evolution of compaction
Li et al. 19 used PFC3D model to simulate and analyse the compression deformation characteristics of coal gangue under different particle sizes, and the …
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Optimization of particle size distribution in circulating …
Optimization of crushing system of coal gangue by using Aspen Plus software. • Two-toothed roll crusher was found to be the most significant and vulnerable part in the crushing system arrangement. • The appearance function in the Whiten model was extended to the coal gangue. • The optimized PSD improved the combustion …
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Fractal Fract | Free Full-Text | Experimental …
The compaction and re-crushing characteristics of quarry filling material are important factors which affect its filling effect and quality [1,2].As the gangue filling material is widely-sourced, economical, and …
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CN203874837U
The utility model belongs to the technical field of mining machinery and particularly relates to a novel coal gangue crusher. The novel coal gangue crusher comprises a feeding hopper, an engine and a vehicle body. The novel coal gangue crusher is characterized in that the feeding hopper is fixed on the vehicle body through brackets on two sides of the …
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CN203196690U
The utility model belongs to coal processing machinery and particularly relates to a coal gangue crusher. The coal gangue crusher is characterized in that a vibrating screen (36) is movably mounted at the lower part of a feeding funnel (4), wherein the upper segment of the vibrating screen (36) is hinged with a vibrating screen hinging shaft (35) fixed on one …
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Lightweight detection model for coal gangue identification …
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 …
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Blast Furnace Slag /Coal Gangue/ Phosphate Ore Vertical Combination Crusher
Introduction: Vertical combination crusher is my company in absorbs the domestic and international advanced fine grinding equipment, on the basis of the optimization design of a screen of the adjustable finely equipment, can be widely applicable to the raw materials of cement clinker finely homework, also can be used in dolomite the chamotte lead-zinc …
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Recent Patents on Roll Crushing Mills for Selective Crushing of Coal …
Gangue is the concomitant product of coal mining. The traditional approach for gangue treatment is to transport it from underground to ground level to accumulate and form gangue hills. On the basis of summarizing previous research results, this paper introduces the hydraulic roller crusher and the electric machine built-in coal gangue …
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Experimental and analytical model of CFRP-confined …
Coal gangue (CG) is a solid ... a jaw crusher was used to crush and screen it to obtain a continuously graded ordinary SCGA. Fig. 1 shows the preparation process. The particle size range of SCGA and NA was 4.75–20 mm. The fine aggregates used in the experiment were natural river sand, with a particle size range of 0.15–4.75 mm and a ...
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Low-carbon utilization of coal gangue under the carbon …
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 …
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Optimization of particle size distribution in circulating …
This research investigated the ability of the adaptive neuro fuzzy inference system (ANFIS) to simulate the effects of throw, eccentric speed, closed side setting, and the size of the particle on crusher output and resolved that the model fostered was a suitable instrument for the onsite cone crusher assessment.
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Study on the Particle Strength and Crushing Patterns of Coal …
The particle size distribution of coal gangue fragments after crushing was analyzed, and a new gradation equation based on the traditional fractal model was …
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Laboratory Roller Crusher DG200 * 150 Model Small-Scale …
Laboratory Roller Crusher DG200 * 150 Model Small-Scale Experimental Coal Gangue Toothed Roller Crusher, You can get more details about Laboratory Roller Crusher DG200 * 150 Model Small-Scale Experimental Coal Gangue Toothed Roller Crusher from mobile site on Alibaba. All categories
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Two-stage Crusher,Coal Gangue Crusher-Zhongde Heavy …
Introduction of Two-stage Crusher. 1. Two-stage crusher is a new kind of crushing machine professionally designed to solve the crushing problem of the material with high moisture such as coal, coal ore, coal gangue,slag, etc.At the sametime,it also can be used to crush the stone,shale,brick,etc.
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Shrinkage model for concrete incorporating coal gangue …
Our study aims to formulate a model for predicting the shrinkage behaviour of concrete incorporating coal gangue coarse and fine aggregates (CGCA and CGFA). In …
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Best Coal Gangue Crusher
China Best Coal Gangue Crusher wholesale - Select 2024 high quality Best Coal Gangue Crusher products in best price from certified Chinese Best Air Rate manufacturers, Best Rubber Mold suppliers, wholesalers and factory on Made-in-China
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Using Chinese Coal Gangue as an Ecological Aggregate and …
Coal gangue is a kind of industrial solid waste with serious ecological and environmental implications. Producing concrete with coal gangue aggregate is one of the green sustainable development ...
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Using Chinese Coal Gangue as an Ecological Aggregate and …
Coal gangue is a kind of industrial solid waste with serious ecological and environmental implications. Producing concrete with coal gangue aggregate is one of the green sustainable development requirements. This paper reviews the properties and preparation methods of Chinese gangue aggregate, studies the influence of gangue …
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Recognition of coal and gangue under low illumination …
The number of parameters is reduced by 47.6%, and the computational effort is reduced by 49.4%. Meanwhile, the recognition accuracy of the improved SG-YOLO model for coal and gangue under low illumination is 96.5% and 98.5% respectively, which effectively improves the recognition accuracy of coal rain gangue under low illumination …
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Optimization of particle size distribution in circulating …
The current study is to establish a Aspen Plus model to optimize the coal gangue crushing circuit in terms of the combustion performances of the CFB boiler. …
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Which Crusher is Better for Coal Gangue Crushing?
There are many fixed and mobile coal gangue crusher machine. Combined with the characteristics of gangue, it is basically not picky about the model. Jaw crusher, cone crusher, impact crusher,compound crusher and mobile crushing station are all good choices for crushing gangue.
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DPC SINGLE STAGE HAMMER CRUSHER
DPC hammer crusher offered by China manufacturer Zhengzhou Dingsheng Engineering Technology Co., Ltd.. ... gypsum, coal, coal gangue . 1. High Performance - Low Operating Costs . 2. Hydraulic opening of crusher housing . 3. ... The capacity of upgraded model has been increased by 5-10% and up to 2500 tph with longer service life of wear ...
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Gangue grouting filling in subsequent space of coal green …
Underground backfilling stands out as a crucial technological strategy for the eco-friendly and effective management of solid waste in mining operations. However, existing backfilling techniques have led to increased production processes at the working face, resulting in a reduction in coal extraction efficiency. Addressing the temporal and …
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CN205182831U
The utility model provides a coal gangue crusher, including fixing bolt, baffle, the first electric motors, first reduction gear, casing, first axis of rotation, second reduction gear, second motor and discharge gate, the first electric motors is connected through first reduction gear transmission with first axis of rotation, install first compression roller in the …
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Effect of Coal Gangue Grading Characteristics on cemented …
The aggregate is composed of coal gangue sourced from Daizhuang Coal Mine, Shandong, China. Coal gangue is typically employed as a filling aggregate in coal mines, with a maximum particle size of 25 mm (1 in), frequently requiring preliminary crushing and screening via jaw crusher [14].The CPB for coal mines belongs to the …
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Recognition of coal and gangue under low
The number of parameters is reduced by 47.6%, and the computational effort is reduced by 49.4%. Meanwhile, the recognition accuracy of the improved SG-YOLO model for coal and gangue under low illumination is 96.5% and 98.5% respectively, which effectively improves the recognition accuracy of coal rain gangue under low illumination …
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Damage constitutive model of coal gangue concrete under …
Table 1 explains the specific characteristics of the raw materials used in making concrete specimens. The coal gangues selected in this test are from in Zhangjiamao coal mine, Shenmu City, Shaanxi Province in China. Fig. 1 presents the mineral composition analysis of coal gangue, which was measured by Shimadzu XRD …
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Particle size distribution of coal and gangue after impact …
The particle size distributions of coal and gangue under different impact velocities were researched according to the Rosin-Rammler distribution. The …
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