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Combined modelling for iron ore demand forecasting with intelligent optimization algorithms

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2021; 37 (1)

The stable supply of iron ore resources is not only related to energy security, but also to a country's sustainable development. The accurate forecast......

The new mineral exploration strategies of selected major mineral-rich countries

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2021; 37 (1)

This paper first describes basic information on 13 mineral resource strategy reports issued by the world's major mineral resource exploration countrie......

Influence of kaolinite crystallinity and calcination conditions on the pozzolanic activity of metakaolin

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2021; 37 (1)

Pozzolan, a siliceous or siliceous and aluminous material, slowly reacts with Ca(OH)(2) in the finely divided form at an ordinary temperature in the p......

Optimization of underground mine access layout and production scheduling

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2020; 36 (2)

Optimization in mine planning could improve the economic benefit for mining companies. The main optimization contents in an underground mine includes ......

Assessing the criticality of minerals used in emerging technologies in China

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2020; 36 (2)

Emerging technologies represent the direction of the new industrial revolution of promoting sustainable economic and social development, and strategic......

Characteristic of carbon dioxide absorption by cereals in Poland and China

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2019; 35 (1)

The reports of Intergovernmental Panel for Climate Change indicate that the growing emission of greenhouse gases, produced from the combustion of foss......

JIF:0.43

Optimization of the cut-off grade for underground polymetallic mines

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2019; 35 (1)

One of the most critical aspects of mine design is to determine the optimum cut-off grade. Despite Lane's theory, which aims to optimize the cut-off g......

JIF:0.43

Simultaneous integrated optimization for underground mine planning: application and risk analysis of geological uncertainty in a gold deposit

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2019; 35 (2)

The main optimized objects in underground mines include: stope layout, access layout and production scheduling. It is common to optimize each componen......

JIF:0.43

AN EXPERT SYSTEM FOR EQUIPMENT SELECTION OF THIN COAL SEAM MINING

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2019; 35 (3)

As one of the key techniques in the fully mechanized mining process, equipment selection and matching has a great effect on security, production and e......

JIF:0.43

AN IMPROVED GM (1.1) MODEL WITH BACKGROUND VALUE OPTIMIZATION AND FOURIER-SERIES RESIDUAL ERROR CORRECTION AND ITS APPLICATION IN COST FORECASTING OF COAL MINE

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2019; 35 (3)

This paper researches the application of grey system theory in cost forecasting of the coal mine. The grey model (GM(1.1)) is widely used in forecasti......

JIF:0.43

An integrated treatment technology for ground fissures of shallow coal seam mining in the mountainous area of southwestern China: a typical case study

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2018; 34 (1)

This article is the result of treatments on ground fissures for environmental protection and scientific shallow coal seam mining. In the southwestern ......

JIF:0.43

Effect of surfactants on the flotation performance of low-rank coal by particle sliding process measurements

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2018; 34 (1)

In this paper, flotation performances of low-rank coal were investigated in the 2-ethyl hexanol, DAH (dodecyl amine hydrochloride), and SDS (sodium do......

JIF:0.43

Ore value chain modeling and cost analysis based on Petri nets

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2018; 34 (3)

At present, with the increase of production capacity and the promotion of production, the reserves of most mining enterprises under the original indus......

JIF:0.43

Risk evaluation method based on set pair analysis applied to overseas mining investment

期刊: GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT, 2018; 34 (4)

Overseas mining investment generally faces considerable risk due to a variety of complex risk factors. Therefore, indexes are often based on condition......

JIF:0.43

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