(PDF) Ash Detection of Coal Slime Flotation Tailings Based …
PDF | On Jan 1, 2023, Wenbo Zhu and others published Ash Detection of Coal Slime Flotation Tailings Based on Chromatographic Filter Paper Sampling and Multi-Scale Residual Network | Find, read and ...
Utilization of coal slime: Coal and kaolinite separation …
During the forward flotation process, the coal slime was firstly added into the flotation cell and conditioned for 2 mins. Then diesel was added and conditioned for 2 mins (W. Li et al., 2021; Liao et al., ... All flotation tests were conducted in an XFD-1.5 L flotation machine. 2.2.4 Preparation of coal water slurry (CWS) The experimental CWS ...
Preparation of Bio-Based microemulsion collector and its flotation …
The microemulsion collectors were assessed for their effectiveness in coal slime flotation by conducting flotation tests using specific flotation indicators. The collector employed was microemulsion collector, whereas the ing agent used was 2-octanol. The coal slurry had an 80 g/L concentration, the spindle was rotating at 2000 rpm, and the ...
Flotation Machine-Fote Machiner
The BF series Flotation Machine. 1. It has low operating cost and saves one third or even one half of power consumption. 2. It features high sorting precision and reduces the fine …
Flotation kinetics and separation selectivity of coal size …
In coal flotation, a fair number of studies have been conducted to determine the effect of feed coal particle size on the coal flotation recovery, product quality ...
Utilization of coal slime: Coal and kaolinite separation by
DOI: 10.37190/ppmp/147742 Corpus ID: 247806661; Utilization of coal slime: Coal and kaolinite separation by classification, forward and reverse flotation method @article{Shen2022UtilizationOC, title={Utilization of coal slime: Coal and kaolinite separation by classification, forward and reverse flotation method}, author={Liang Shen …
Enhanced coarse coal slime separation in a gravity–flotation …
@article{Luo2024EnhancedCC, title={Enhanced coarse coal slime separation in a gravity–flotation coupled separator with up-flow feeding and dual-concentrate}, author={Canjin Luo and Lei Tian and Zihao Zhao and Hongli Yang and Minqiang Fan}, journal={International Journal of Coal Preparation and Utilization}, …
Investigation on the preparation of coal slime flotation …
Compared with the clean coal ash content obtained at the optimum dosage of n-dodecane, the ash content of clean coal floated by the HB-MC is higher at this dosage. Therefore, the optimum dosage of HB-MC for coal slime flotation is 4.0 kg/t, the clean coal yield is 62.74 %, the ash content is 12.93 %, and the combustible recovery is 78.37 %.
Flotation Columns VS Flotation Machines
A flotation cell/machine is a common and widely used flotation equipment consisting of a series of tanks or chambers connected by pipes and valves.Slurry and …
Effect of flotation promoter on the rate of coal slime flotation …
The new flotation promoter (PGS) was synthesized with natural cottonseed oil and industrial by-products, and the new emulsified flotation agent (ZFC) for coal was prepared by 3% PGS promoter, 27% diesel oil and 70% water. The ZFC and diesel oil were used as collector to do the flotation rate experiments with two 1/3 coking coal samples, …
SF Froth Flotation Cell | GTEK
Description. GTEK SF flotation machine is a self-aerated mechanical flotation machine with pulp suction capacity.. SF Flotation Machine can be used to achieve specific …
The application of machine learning models based on …
Clean coal and a series of by-products, such as coal gangue, middlings, and coal slime, have been produced based on the different particle characteristics [5]. However, coal slime has become a significant source of solid waste along with the rapid development of coal mining industry in recent decades [6], [7], [8], [9].
Flow Field Characteristics and Flotation Efficacy in a Pulse Jet
The design and optimization of flotation machines hold significant importance in enhancing the industrial-grade coal beneficiation process. In this research, the flow field characteristics and flotation performance of a novel pulse jet flotation machine (PJFM) were investigated. The results showed that a PJFM equipped with an …
Flotation characteristics of oxidized coal slimes within low …
Xie et al. [10] studied the effect of a new flotation promoter (PGS) on the rate of coal slime flotation and concluded that PGS enhanced the flotation rate. Tian et al. [11] used a combination of FCSMC and flocculant to achieve floc flotation, which is an effective and feasible method to improve the flotation performance of ultrafine coal slimes.
Application of a small cone hydrocyclone on high ash fine coal …
The results showed that by establishing a reasonable ratio of the two types of flotation feeds with different particle sizes but similar slime properties, pre-desliming branch flotation can achieve high efficiency flotation for high ash fine fraction coal slime without coarse particles losses.
Further Investigations on Simultaneous Ultrasonic …
This study investigates the flotation performance of a representative hard coal slime sample (d80 particle size of minus 0.2 mm) obtained from the Prosper-Haniel coal preparation plant located in …
Investigation on the preparation of coal slime flotation …
@article{He2024InvestigationOT, title={Investigation on the preparation of coal slime flotation microemulsion collector: A combination of experimental and simulation method}, author={Meng He and Jingwei Wang and Jida Niu and Hao Lyu and Liqing Sun and Xiaofang You and Lin Li and Qingbiao Wang}, journal={Fuel}, year={2024}, …
New insights for improving low-rank coal flotation …
1. Introduction. Presently, the increase in energy demand has become a worldwide challenge [1].Natural resources such as coal have been utilised for over 3000 years, making them the preferred choice for many countries in addressing energy crisis [2], [3].However, with rapid industrial development in the past centuries, high-quality coal …
Intelligent Control and Optimization of the Coal Slime Flotation
The inchoate algorithm for the coal slime flotation control is the feed-forward control to the feed concentration and the reagent quantity. This control model is widely utilized because of the easy realization once the used sensors are reliable. However the control results are usually not so good as it cannot adapt the quality fluctuation of the …
5G Industrial IoT and Edge Computing Based Coal Slime Flotation …
Coal slime flotation is crucial to improve the utilization rate of coal resources and reduce environmental pollution. However, the existing flotation image processing systems based on wired communication brings insufficient computational resources, poor scalability and high capital expenditure. In this paper, we propose a two …
A review on flotation of coal using mixed reagent systems
Such works reported on coal flotation are summarized in Table 5. These special compositions have tremendous advantages over the sum of single collectors utilized in coal flotation, and they even act as frother sometimes (DRZYMALA et al., 2005, Gao et al., 2015, Mcfadzean et al., 2012, Temel and Majumder, 2016, Wang et al., 2018, Xia et …
SF Flotation Cell
SF Flotation Cell/Machine Overview. Flotation machines constitute the basic equipment for useful minerals recovery from non-ferrous ores and other raw materials by flotation. …
Design, Modeling, Optimization and Control of Flotation …
Novel perspectives in designing flotation circuits, machinery, and the minimization of energy consumption; Modification and improvement of flotation circuits; Numerical modelling of flotation processes (molecular modelling, computational fluid dynamics, intelligent computation, image analysis); Kinetic models and their scale-up in industrial …
Role of the Polar Proportion of Compound Collectors in Low-Rank Coal
The compound collector, composed of polar and nonpolar parts, is a current research hotspot in low-rank coal (LRC) flotation because of its outstanding flotation efficiency and cost-effectiveness. However, the selection of compound proportions lacks theoretical guidance. In this study, we comprehensively investigate the internal …
XJM Series Flotation Machine, dressing of coal slime
The XJM series of flotation machine is mainly used for separating of coal slurry (0.5mm below) and mineral particles including nonferrous metals, rare metal, ferrous metal, …
What is Gold Ore Flotation Machine Coal Slime Flotation Machine
What is Gold Ore Flotation Machine Coal Slime Flotation Machine, MILL manufacturers & suppliers on Video Channel of Made-in-China. Home Video Channel What is Gold Ore Flotation Machine Coal Slime Flotation Machine Machine Equipment. US$25,000.00 / Set. View. Recommend for you; What is CTB and Wet Drum Magnetic …
Flotation Machine,Fotation cell Supplier
XJK series flotation machines are mainly used to separate gold, silver, copper, iron, lead, zinc, molybdenum, nickel, aluminum and other metal minerals. ... The Working Principle of SF Flotation Machine The slime and medicament are fully mixed and fed into the bottom of the first chamber of the flotation machine. After the impeller rotates ...
Research on Mechanisms of Improving Flotation Selectivity …
A high percentage of high-ash fine slime materials can deteriorate flotation selectivity through surface covering. This covering of the surface is one of the issues …
Ash Content Detection in Coal Slime Flotation Tailings …
Application of Incremental Extreme Learning Machine in Ash Identification of Flotation Tailings. Machinery Design & Manufacture. 08, (2017), 17–19. Crossref. ... Guo, X., Wei, L. and Yang, C. 2020. Research on Ash Detection Method of Coal Slime Flotation Tailings on Convolutional Neural Network. Coal Technology. 39, 2 (2020), 144–146. …
AshDetection …
The detection of ash content in coal slime flotation tailings using deep learning can be hindered by various ... Visual detection methods, which combine machine vision and