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application of iron sinter

Iron ore sintering - ScienceDirect

2015年1月1日  This chapter focuses on the application of the sintering process as an important raw material preparation step for the production of hot metal in blast furnaces

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A forecast model of the sinter tumble strength in iron ore

2021年9月1日  Tumble Strength (TS) of iron ore sinter, affected by numerous factors, is considered as a vital performance to assess sinter quality for blast furnace (BF) iron

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Research and Application of Optimization Method for Iron

In view of iron and steel sintering ingredients, a comprehensive optimization method for iron and steel sintering ingredients is proposed. With the lowest cost Research and

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Microstructure and Minerals Evolution of Iron Ore Sinter:

2019年7月19日  SiO2 and Al2O3 are two important minerals that can affect the mechanical and metallurgical properties of sinter. This investigation systematically studied the

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Application of machine learning algorithms for prediction

2021年12月15日  Sinter is produced as a combined result of incipient fusion, grain boundary diffusion and recrystallization of iron oxides. Speed of sinter machine is so

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(PDF) Application of FactSage for iron sinter optimisation

2017年2月20日  PDF The article demonstrates the opportunity to use thermodynamic modelling for understanding, prediction and optimisation of the iron sinter process....

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Prediction of Iron Ore Sinter Properties Using Statistical

2016年9月22日  Due to the drastic change in iron ore qualities, maintaining consistency in sinter property has become a challenge for steel manufacturing industries, resulting the

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Development and application of coke oven gas spraying

2020年4月23日  When the COG spraying was applied to the No. 3 sintering machine, the sinter tumbler index increased by 0.45%, the overall finished product rate increased by

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Insight into the application of hydrogen-rich energy in

2020年3月1日  During the process, water was added with 80 % of the total amount for stage-1, and the rest for stage-2. Before charging the granules into the sinter pot, 1 kg sinter of 10−16 mm was charged to form a hearth layer to protect the grate from thermal erosion. After that, an igniter was used to ignite the coke breeze in the surface layer, and the ...

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Quantitative XRD analysis and evaluation of iron ore,

2022年1月1日  Abstract. Powder X-ray diffraction (XRD) is increasingly being used for the characterization of iron ore, sinter, and pellets thanks to the continuing developments in its instrumentation and software that enabled scientists and engineers to quickly analyze and quantify minerals and phases in often nonhomogeneous materials.

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Multi-objective Optimization of Integrated Iron Ore

2020年3月20日  Sintering combines iron ore fines in the size range 0.15–10 mm along with fluxes, solid fuel and various steel plant reverts to form iron ore sinter in the size range of 5–40 mm that can be charged into the blast furnace for production of pig iron. The quality of sinter has a strong influence on the productivity and fuel rate of the blast ...

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Automated Optical Image Analysis of Iron Ore Sinter

2021年5月25日  Sinter quality is a key element for stable blast furnace operation. Sinter strength and reducibility depend considerably on the mineral composition and associated textural features. During sinter optical image analysis (OIA), it is important to distinguish different morphologies of the same mineral such as primary/secondary hematite, and

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Research and Application of Optimization Method for Iron

In view of iron and steel sintering ingredients, a comprehensive optimization method for iron and steel sintering ingredients is proposed. With the lowest cost of sinter as objective function, through upper and lower limits of chemical composition of neutralization powder and sinter, upper and lower limits of basicity of sinter, and proportion range of raw

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Microstructure and Minerals Evolution of Iron Ore Sinter:

2019年7月19日  SiO2 and Al2O3 are two important minerals that can affect the mechanical and metallurgical properties of sinter. This investigation systematically studied the influences of these minerals and revealed their functional mechanisms on sinter quality. Results showed that with an increasing Al2O3 content in sinter, the sintering indexes presented

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Application of machine learning algorithms for prediction

2021年12月15日  The percentages of SiO 2, total Fe and CaO in iron ore fines, MgO in sinter and coke crushing index have a high positive impact on sinter machine productivity. When the percentage of total iron in iron ore fines increases from minimum of 59.62% to maximum 61.62%, the sinter plant productivity increases by 0.19 T/(m 2-h).

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Mineralogical Aspects of Reducing Lump Iron Ore, Pellets,

2022年2月12日  Abstract Iron ore, pellets, and sinter were reduced with hydrogen at 800 °C to understand the degree of reduction and the mineralogical aspects. The weight loss of goethite and limonite iron ore was noticed to be lower than that of magnetite and hematite varieties. X-ray diffractometry (XRD) indicated 100 pct Fe in the case of hematite, 93 pct

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(PDF) Iron ore sinter porosity characterisation with

2010年7月1日  The iron ore sintering process needs to be optimised to decrease its energy intensity and emissions of carbon and atmospheric pollutants, while continuing to produce sinter of sufficient quality ...

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Prediction of Iron Ore Sinter Properties Using Statistical

2016年9月22日  Due to the drastic change in iron ore qualities, maintaining consistency in sinter property has become a challenge for steel manufacturing industries, resulting the irregularities and disturbances in the blast furnace iron making. The present work aimed to develop a prediction model for physical, mechanical and high temperature properties of

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Quantitative XRD analysis and evaluation of iron ore,

2022年1月1日  Abstract. Powder X-ray diffraction (XRD) is increasingly being used for the characterization of iron ore, sinter, and pellets thanks to the continuing developments in its instrumentation and software that enabled scientists and engineers to quickly analyze and quantify minerals and phases in often nonhomogeneous materials.

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Energies Free Full-Text Thermodynamic Analysis of Iron

2020年11月16日  Sinter is the first process in the whole ironmaking industry, which plays an important role in the iron and steel production process [], and its energy consumption accounts for a large proportion of the entire ironmaking industry, reaching about 10%, which is the second largest energy-consuming process in the entire steel industry.The main

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Automated Optical Image Analysis of Iron Ore Sinter

2021年5月25日  Sinter quality is a key element for stable blast furnace operation. Sinter strength and reducibility depend considerably on the mineral composition and associated textural features. During sinter optical image analysis (OIA), it is important to distinguish different morphologies of the same mineral such as primary/secondary hematite, and

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Minerals Free Full-Text A Short Review of the Effect of

2021年11月3日  The sintering process is a thermal agglomeration process, and it is accompanied by chemical reactions. In this process, a mixture of iron ore fines, flux, and coal particles is heated to about 1300 °C–1480 °C in a sinter bed. The strength and reducibility properties of iron ore sinter are obtained by liquid phase sintering. The silico

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Sintering Fundamentals of Magnetite Alone and Blended

Import of iron ores into China is significant and rising. Domestic ores for sintering in China are primarily mag-netite concentrates. Many Chinese sinter plants use import-ed ores and domestic magnetite concentrates in their blends, and the level of imported ores varies significantly from mill to mill. Compared to the sintering of Chinese do-

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Research and Application of Optimization Method for Iron

In view of iron and steel sintering ingredients, a comprehensive optimization method for iron and steel sintering ingredients is proposed. With the lowest cost of sinter as objective function, through upper and lower limits of chemical composition of neutralization powder and sinter, upper and lower limits of basicity of sinter, and proportion range of raw

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Application of steam injection in iron ore sintering: fuel

2022年6月1日  The sinter process of iron ore with biomass carbon instead of coke breeze as fuel was investigated via thermodynamic analysis in this paper through a comparison of sinter composition indexes ...

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Biochars in Iron Ores Sintering Process: Effect on Sinter

2021年6月22日  The article presents results of the research on the use of chars produced during pyrolysis of residual biomass as a substitutional fuel in the iron ore sintering process. Such an approach allows to implement circular economy and industrial symbiosis to the iron and steel branches. The effect of the substitution of conventional coke breeze fuel used

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Application of biomass fuel in iron ore sintering Request

2013年5月1日  Within an integrated steelworks, iron ore sinter making is an energy intensive process. In recent years, biomass is becoming an attractive alternative source of energy to traditional fossil fuels ...

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X-ray diffraction for iron ores sinter analysis Malvern

This application notes describes the benefits of resolving the mineralogical sinter composition to optimize sinter quality and operational efficiency. CubiX3 Iron Benefits Fast and cost-effective analysis of FeO, basicity and other process- relevant parameters

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