iron ore sintering process

Research status on modeling and simulation of iron ore sintering process

Research status on modeling and simulation of iron ore sintering process

WEBAug 1, 2018 · Iron ore sintering is a part of blast furnace ironmaking production. In order to upgrade the sintering automation and intelligent manufacturing, it is necessary to carry out sintering process ...

Numerical study of the dynamic behaviour of iron ore particles .

Numerical study of the dynamic behaviour of iron ore particles .

WEBMar 1, 2022 · 1. Introduction. For iron ore sintering technology, the granulation of iron ore particles is a highly important stage prior to the hot processing unit [1, 2].By means of granulation, the raw iron ore particles are agglomerated into the products with an appropriate size distribution, which guarantees the desirable green bed permeability and .

Alternative to deal with high level of fine materials in iron ore ...

Alternative to deal with high level of fine materials in iron ore ...

WEBAug 1, 2019 · Keywords: Iron ore, Pellet feed, Roller press, Specific surface, Sintering pot test a) Isotherms of adsorptiondesorption with N 2 at 77 K of the pellet feeds A, B and C; (b) pore size ...

Emission Profile of PM10 and in Iron Ore Sintering Process .

Emission Profile of PM10 and in Iron Ore Sintering Process .

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 .

Clean recycle and utilization of hazardous ironbearing waste in iron ...

Clean recycle and utilization of hazardous ironbearing waste in iron ...

WEBJul 5, 2018 · Iron ore sintering is an important channel to utilize Cbearing dust, but the poor surface activity worsens the permeability of the green bed and reduces the yield and quality indexes of sinters. Thus, the Cbearing dust dosage should be within 5% during iron ore sintering process (Gan et al., 2018).

Influence of Sinter Parameters on CO Emission in Iron Ore Sintering Process

Influence of Sinter Parameters on CO Emission in Iron Ore Sintering Process

WEBJul 15, 2022 · Iron ore sintering is an agglomeration process of iron ore fines, fluxes, fossil fuel (coke and coal), and some ironbearing waste materials in the ironmaking and steelmaking industry . Sinter is one of the main raw materials used in a blast furnace (BF) accounting for more than 70% ferrous burden of BF in China [ 2 ].

Influence of Sinter Parameters on CO Emission in Iron Ore Sintering Process

Influence of Sinter Parameters on CO Emission in Iron Ore Sintering Process

WEBJul 15, 2022 · Iron ore sintering is an agglomeration process of iron or e fines, fluxes, fossil fuel (coke and coal), and some ironbearing waste materials in the ironmaking and steelmaking industry [

Partial substitution of anthracite for coke breeze in iron ore sintering

Partial substitution of anthracite for coke breeze in iron ore sintering

WEBJan 15, 2021 · The iron ore sintering process is one of the vital steps in an integrated steelmaking chain, the goal of which is to agglomerate iron ore fines into porous sinters with a high mechanical strength ...

Thermodynamic Analysis of Iron Ore Sintering Process Based on .

Thermodynamic Analysis of Iron Ore Sintering Process Based on .

WEBNov 16, 2020 · 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, metallurgical properties, and pollutant emissions. Straw charcoal was used in this paper, and its replacement does not adversely affect the .

Sintering Pelletisation – Carbon steel materials

Sintering Pelletisation – Carbon steel materials

WEBSintering is the most widely used agglomeration process for preparing iron ore fines for blast furnace appliions. We are using our expertise in iron ore sintering and evaluation of blast furnace burdens to assist industry to maximise the value of their resources, optimise product quality and reduce their environmental footprint.

A Fuzzy Control Strategy of BurnThrough Point Based on the .

A Fuzzy Control Strategy of BurnThrough Point Based on the .

WEBAbstract: Sinter ore is the main raw material for ironmaking, and burnthrough point (BTP) is one of the significant factors to measure the stability of the sintering process. In this article, through the feature extraction of timeseries trend, a fuzzy control strategy is presented for the BTP. First, the Hurst exponent of the time series for the BTP is .

Optimal proportioning of iron ore in sintering process based on ...

Optimal proportioning of iron ore in sintering process based on ...

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 .

Appliion of a clean fuel produced by electrolysis in iron ore ...

Appliion of a clean fuel produced by electrolysis in iron ore ...

WEBDec 1, 2023 · During the iron ore sintering process, the resistance in the hightemperature zone is the most critical factor affecting the resistance of the sintering bed, as a lot of molten liquid phases are generated in the hightemperature zone. At higher Brown gas injection concentrations, the hightemperature zone is enlarged, the DTMT is .

[PDF] Sinter strength evaluation using process parameters under ...

[PDF] Sinter strength evaluation using process parameters under ...

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}, .

Experimental study of commercial charcoal as ...

Experimental study of commercial charcoal as ...

WEBOct 1, 2016 · Iron ore sintering process is a typical example of filtration combustion in its industrial appliion [32]. Similarly, the heat utilization efficiency will reach to the maximum when the HTFS is equal to FFS.

Iron Ore Sintering: Environment. Automatic and Control Techniques

Iron Ore Sintering: Environment. Automatic and Control Techniques

WEBFeb 16, 2017 · Abstract. Sintering is a process of agglomeration of iron ore fines, fluxes, recycled products, slagforming elements and coke with the purpose of achieving an agglomerated product with the ...

Journal of Process Control

Journal of Process Control

WEBJan 1, 2014 · Iron ore sintering is a critical process in iron and steel production. It produces qualified sinter for the blast furnace [1]. The process is complex and nonlinear, and many of the process factors are coupled. Proportioning is the first step in the sintering process. The chemical components of the raw materials and their proportions determine ...

Prediction of Sinter Yield and Strength in Iron Ore Sintering Process ...

Prediction of Sinter Yield and Strength in Iron Ore Sintering Process ...

WEBDec 1, 2017 · 4 Iron ore sintering entails high energy consumption and also produces significant pollution, responsible for the highest share of CO 2 emission, as well as SO 2 and NOx emissions, in the iron and ...

Sintering | SpringerLink

Sintering | SpringerLink

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 .

A novel performance assessment method of the carbon efficiency for iron ...

A novel performance assessment method of the carbon efficiency for iron ...

WEBOct 1, 2021 · After summarizing, this study describes a performance assessment method for the carbon efficiency in an iron ore sintering process. Two specific problems are considered for the improvement of the assessment accuracy: the improvement of prediction accuracy, and assessment accuracy. The main contributions of this paper are .

Resource utilization of municipal solid waste ...

Resource utilization of municipal solid waste ...

WEBAug 1, 2020 · For iron ore sintering process, both the calcium and iron are necessities. Therefore, the similarities of chemical compositions made iron ore sintering process a promising way to treat MSWI fly ash. Min et al. has explored the emission rule of dioxins and metallurgical properties of finished sinter after adding MSWI fly ash ( Yi et al., 2017 ...

Superhigh bed sintering for iron ores: inhomogeneous

Superhigh bed sintering for iron ores: inhomogeneous

WEBOct 29, 2023 · Iron ore sintering was a semimelting process. Firstly, iron ore particles reacted with fluxes and generated liquid phase at high temperatures. Then, the liquid phase combined the dispersive unreacted iron ore (usually the core of coarse particles), and the liquid phase recrystallized and formed the bonding phase during cooling [12, 13]. In the ...

Modeling NOx emission of coke combustion in iron ore sintering process ...

Modeling NOx emission of coke combustion in iron ore sintering process ...

WEBSep 1, 2016 · In iron ore sintering process, as shown in Fig. 1, raw materials including iron ores, fluxes, return fines and fuel are blended and mixed first. The blended mix is further granulated in drum with the addition of water to get a coarser particle size and narrower size distribution. The granules are then charged onto a moving strand forming .

Mathematical modeling and combustion characteristic evaluation .

Mathematical modeling and combustion characteristic evaluation .

WEBJun 1, 2016 · This study introduces a comprehensive 1D mathematical model of the iron ore sintering process by considering FGRS technology. This multiphase theorybased model considers most of the primary phenomena that occur in the sintering process, including the nine kinds of major gas–solid and gaseous reactions. Many of these .

Mathematical modeling and distribution characteristics evaluation .

Mathematical modeling and distribution characteristics evaluation .

WEBAug 1, 2022 · Mathematical modeling and distribution characteristics evaluation of fuel particles in iron ore sintering process. Author links open overlay panel Fanglei Dai a, Xiaoxian Huang a, Xiaohui Fan a, Xuling Chen a, Min Gan a, Zhiyun Ji a ... Investigation on the evolution characteristics of bed porous structure during iron ore sintering ...

Optimisation model of fuel distribution in materials bed of iron ore ...

Optimisation model of fuel distribution in materials bed of iron ore ...

WEBFeb 28, 2018 · This model was validated by sintering pot test, the simulation results of bed temperature at different depth were very close to the detection results. The sintering pot test shows that the sinter yield and quality indices had little change after the optimisation of fuel distribution, while the solid fuel consumption was decreased by kg t ...

Experimental study on influencing factors of NO x emission in iron ore ...

Experimental study on influencing factors of NO x emission in iron ore ...

WEBThrough the sintering pot test, the effects of coke breeze ratio, sinter mixture moisture, sinter mixture basicity and material bed depth on NOx emission were studied. The results show that reducing the ratio of coke breeze is beneficial to reducing NOx emission under the condition of certain sintering time and not affecting the quality of sinter.

(PDF) Mathematical Simulation of Iron Ore Fines Sintering Process .

(PDF) Mathematical Simulation of Iron Ore Fines Sintering Process .

WEBDec 11, 2022 · In contrast to the conventional iron ore sintering process, the temperature evolution in the sintering bed using the fuel segregation distribution sintering technology tended to be more reasonable ...

Sintering: Most Efficient Technologies for Greenhouse Emissions ...

Sintering: Most Efficient Technologies for Greenhouse Emissions ...

WEBJul 19, 2019 · It is also vital that the fuel is energyefficient and nonpolluting. To date, metallurgical grade coke breeze has been almost universally employed for the iron ore sintering process and is generally recognized as being the best fuel for this purpose (Niesler et al. 2014). Coke breeze is the undersize fraction arising from the screening of .

Mathematical modeling and distribution characteristics evaluation .

Mathematical modeling and distribution characteristics evaluation .

WEBAug 1, 2022 · In the sintering process, ... Modeling of combustion and heat transfer in an iron ore sintering bed with considerations of multiple solid phases. ISIJ Int., 44 (2004), pp. 492499, / View in Scopus Google Scholar [14] M. Pahlevaninezhad, M. Emami, M. Panjepour.

Hybrid multistep modeling for calculation of carbon efficiency of iron .

Hybrid multistep modeling for calculation of carbon efficiency of iron .

WEBOct 1, 2016 · Iron ore sintering is the second most energyconsuming process in steelmaking. The main source of energy for it is the combustion of carbon. To find ways of reducing the energy consumption, it is necessary to predict the carbon efficiency. In this study, the comprehensive carbon ratio (CCR) was taken to be a measure of carbon .

EXPERIMENTAL STUDY ON INFLUENCING FACTORS OF NO x EMISSION IN IRON ORE ...

EXPERIMENTAL STUDY ON INFLUENCING FACTORS OF NO x EMISSION IN IRON ORE ...

WEBThrough the sintering pot test, the effects of coke breeze ratio, sinter mixture moisture, sinter mixture basicity and material bed depth on NO x emission were studied. The results show that reducing the ratio of coke breeze is beneficial to reducing NO x emission under the condition of certain sintering time and not affecting the quality of sinter. At the same .

Factors influencing Sinter and Sintering Process – IspatGuru

Factors influencing Sinter and Sintering Process – IspatGuru

WEBJul 8, 2013 · The sintering process is used to agglomerate a mix of iron ore fines, return fines, fluxes, and coke, with a particle size of less than 10 mm, so that the resulting sinter, with a screened size of 5 mm to 30 mm, can withstand pressure and temperature conditions in the blast furnace (BF). The process of sintering of iron ore fines was primarily ...

Effect of bed shrinkage on iron ore sintering process

Effect of bed shrinkage on iron ore sintering process

WEBJun 13, 2022 · Iron ore sintering entails high energy consumption and also produces significant pollution, responsible for the highest share of CO 2 emission, as well as SO 2 and NOx emissions, in the iron and steel production processes. 5 The SO 2 and NO X emissions from this process account for ∼70% and ∼40% of the total iron and steel .

Softmeasuring models of thermal state in iron ore sintering process ...

Softmeasuring models of thermal state in iron ore sintering process ...

WEBDec 1, 2018 · The softmeasuring model of thermal process established is applied in a sintering field of Chinese iron and steel plant. The setting value of TRP, BRP and BTP of the sintering machine was 28 m, 33 m and 39 m respectively, according to the data analysis of exhaust gas temperature in stable sintering state.

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