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WEBJul 25, 2016 · DOI: / Corpus ID: ; Sinter strength evaluation using process parameters under different conditions in iron ore sintering process article{Cheng2016SinterSE, title={Sinter strength evaluation using process parameters under different conditions in iron ore sintering process}, .
WEBSep 14, 2012 · [4] The iron ore sintering process has been considered the major emission source of NO and SO 2 in the iron and steel industry. The emission from the sintering plant accounts for more than 40 pct ...
WEBFeb 13, 2017 · Flue gas recirculation (FGR) has been implemented for exhaust gas emissions reduction in iron ore sintering. However, the mechanism of NO x reduction through FGR is still unclear. In this paper, the laboratory potgrate sintering test showed a 30% reduction in gas flow and % reduction in NO x emissions achieved with a 30% .
WEBSinter plants agglomerate iron ore fines (dust) with other fine materials at high temperature, to create a product that can be used in a blast final product, a sinter, is a small, irregular nodule of iron mixed with small amounts of other minerals. The process, called sintering, causes the constituent materials to fuse to make a single porous mass with .
WEBOxygen enrichment is believed to improve productivity and reduce fuel consumption, while gas fuel injection is assumed to improve the product yield and quality in iron ore sintering process. It is important to understand the mutual effect of oxygen enrichment and gas fuel injection for combined usage of these two techniques. A mathematical model is .
WEBAs a key thermalstate indior of the iron ore sintering process, the content of ferrous oxide (FeO) in the finished sinter is directly related to product quality. Based on the massive data of sintering process, the datadriven soft sensor model provides a good choice for realtime FeO content detection. However, the complex characteristics of the data, .
WEBSep 26, 2018 · The effects of operational parameters on flue gas recirculation iron ore sintering process: sensitivity analysis based on numerical simulation and industrial onsite experimental validation Sizong Zhang School of Energy and Environmental Engineering, University of Science Technology Beijing, Beijing, People's Republic of .
WEBJan 1, 2022 · Sintering is the most economic and widely used agglomeration process to prepare iron ore fines for blast furnace use. In this chapter, the sintering process is first described to identify the key steps of the process, that is, granulation and thermal densifiion. Discussion is then focused on the effect of the chemical, physical, and ...
WEBFeb 9, 2017 · Li et al., Melting characteristics of iron ore fine during sintering process. J. Iron Steel Res. 18, 11–15 (2011) Google Scholar S. Machida et al., Experimental evaluation of chemical composition and viscosity of melts during iron ore sintering. ISIJ Int. 45, 513–521 (2005) Google Scholar D. Debrin, Loo, Effect of .
WEBFeb 4, 2021 · South Flank is BHP's US billion investment in creating Australia's biggest iron ore hub to supply a key ingredient to make the world's steel. With constr...
WEBEach individual is Giri and Roy Mathematical modelling of the iron ore sintering process 3 Schematic view of GA model 2 Schematic view of sinter bed height for heat and mass balance showing differential an array of parameters of sintering process that is to be tuned. The best individual of the run is chosen to be used in final simulation of the ...
WEBAug 23, 2023 · Superhigh bed sintering process is an important development direction of iron ore sintering for its lower emission and higher yield. However, there is a lack of deep understanding of the uneven quality of superhigh bed sintering products, and the deterioration of reduction disintegration performance, the thickening of hearth layer and .
WEBAug 19, 2020 · The sintering process can be defined as a thermal agglomeration process that is applied to a mixture of iron ore fines, recycled ironmaking products, fluxes, slagforming agents, and solid fuel (coke) with the objective of obtaining a product with the suitable characteristics (thermal, mechanical, physical, and chemical) to be fed to the .
WEBNov 15, 2022 · Anthracite and coke are evenly coated by iron ore powder during the sintering raw materials granulation process. The granular sintering raw materials are loaded into the sintering machine, where the surface of sintering raw materials is ignited and sintered from top to bottom under the action of vertical airflow [24].As shown in Fig. .
WEBMar 20, 2020 · In the iron ore sintering process, it is desirable to maximize the productivity and quality of sinter while minimizing the fuel consumption for any given raw material (iron ore, flux and solid fuel) quality. However, given the complexity of the sintering process and the large number of manipulated variables, it is not practical for .
WEBJul 28, 2023 · Sintering is an agglomeration process used in the iron and steel making industry. In sinter machine, the fine iron ore particles are agglomerated to form porous coarse particles by combustion of fuel [1,2,3,4,5].After agglomeration process in sinter machine, the hot sinter is crushed by the rotating breaker and transferred to the chute .
WEBJan 15, 2022 · The iron ore sintering process is an agglomeration process to form highstrength sinter. It involves granulating the mixed ore, flux, and solid fuel, distributing the granulated materials in the bed, igniting the solid fuels (coke breeze), sintering the ironbearing materials via the combustion of solid fuel in a grate with air suction beneath ...
WEBFeb 13, 2019 · Iron ore sintering process is the main source of PM 10 and PM throughout the whole steelmaking chain, accounting for 40% of the total amount. As PM 10 and PM characterized huge specific surface area and high surface activity, they tended to be the carrier of heavy metals, alkali metals and persistent organic pollutants .
WEBFeb 6, 2023 · The sintering process is an important production link in the iron and steel industry, and its energy consumption accounts for about 11–16% of the total energy consumption of the industry, and the pollutants emitted by sintering account for about 50% of the total emissions of steel enterprises [1, 2].In April 2019, the Ministry of Ecology and .
WEBNov 16, 2020 · Abstract and Figures. 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 ...
WEBAug 1, 2013 · Sintering is a process where a mixture of ore, flux and coke is agglomerated (agglomerated) in the sinter plant to produce suitable sintered products in terms of composition, quality and ...
WEBMay 1, 2023 · Through recent studies, it was found that iron ore sintering can be used to treat MSWIFA(Gan et al., 2021). The use area of sintering machines in China has exceeded 160000 square meters, with an annual output of more than 1 billion tons of iron ore sinter, accounting for more than 60% of the global output(Ji et al., 2022).
WEBSinter is the primary feed material for making iron in a blast furnace. Sinter is created by mixing iron ore concentrate with several additives such as limestone and silica to control the chemistry and then igniting it at 1200°C in a continuous beltfed furnace. Sinter feed composition control is important because the various sinter feed ...
WEBFinally, experiments are executed with the data collected from a factory. The results indie that it can effectively predict the fluctuation interval of the BTP, and then successfully recognize the operating mode. In this article, the proposed method provides a valid reference to control the stable operation of the iron ore sintering process.
WEBMar 6, 2024 · Proportioning is an important part of sintering, as it affects the cost of sintering and the quality of sintered ore. To address the problems posed by the complex raw material information and numerous constraints in the sintering process, a multiobjective optimisation model for sintering proportioning was established, which takes .
WEBJul 25, 2016 · Similarly, in iron ore sintering process the heat utilization efficiency will reach to the maximum when the HTFS is equal to FFS. Here we employed the η, introduced in Section 2, to characterize the heat utilization efficiency (matching performance of HTFS and FFS) in iron ore sintering process.
WEBApr 11, 2017 · The mechanism of arsenic removal during a sintering process was investigated through experiments with a sintering pot and arsenicbearing iron ore containing arsenopyrite; the corresponding chemical properties of the sinter were determined by inductively coupled plasma atomic emission spectrometry (ICPAES), X .
WEBJun 1, 2017 · A typical iron ore sintering process mainly consists of proportioning, ignition, sintering, screening, and weighting. Iron ores and coke fines are heated in this process to produce sinter with a certain chemical composition and strength for feeding into the blast furnace [1] .
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