Abstract

A large number of metallurgical industry enterprises in the regions of Russia mainly use imported and rather expensive coking coal or natural gas for steelmaking. However, almost all regions of Russia have large reserves of peat, which can replace expensive hydrocarbon raw materials in metallurgical processes. For this reason, the use of peat raw materials (briquette, piece) in metallurgy is of scientific and practical interest. The properties of peat briquettes and pellets in the process of pyrometallurgical processing are set by the methods and technological parameters of their preparation. The article presents the results of a study of the influence of the type and quality properties of peat on the technological process of recovering peat compositions prepared on the basis of iron ore from the Bakchinsky deposit. Peat of the Vasyugan peat massif was used for the production of peat melting compositions. Experimental data showed that, for peat compositions, low-ash peat on the watershed is suitable. The use of peat melting compositions allows us to solve the problem of the return of ore dust and substandard ore in the smelting processes and thereby develop a rational low-waste technology.

Highlights

  • Ensuring the growth of metallurgical production in Russia is associated with the problem of meeting the demand for coking coal

  • For metallurgical processes, the ash content of the charge should be no more than 10%, the yield of volatile substances up to 30%, and the sulfur content not more than 1%.Since natural fuel is used for the production of coke, peat can be used for these purposes

  • Peat data are considered as raw materials for the production of peat materials (TPM)

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Summary

Introduction

Ensuring the growth of metallurgical production in Russia is associated with the problem of meeting the demand for coking coal. The higher the ash content, the worse the quality of coal coke for the blast furnace process In this regard, for metallurgical processes, the ash content of the charge should be no more than 10%, the yield of volatile substances up to 30%, and the sulfur content not more than 1%.Since natural fuel is used for the production of coke, peat can be used for these purposes. From a technical and economic point of view, in order to reduce transport costs, stocks of low-ash peat should be very close to metallurgical production (up to 100 km.) This issue is especially relevant for the Tomsk region in whose territory the Vasyugan-Tymsky complex of a wide range of natural resources of peat, iron ore, oil and gas are located. The scientific interest in the use of peat is extremely weak

Materials and methods
Discussion
Results
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