large iron ore mining process optimization

Special Issue

Special Issue "Process Optimization in Mineral Processing" MDPI

Dear Colleagues, The theme of the Special Issue is process optimization in mineral processing, a vitally important and comprehensive area of research. Multidisciplinary collaboration is required, since production of saleable concentrate of high quality is the sum of many factors and requires wide understanding of the technical and economical ...

A realworld mine excavators timetabling methodology in openpit mining ...

A realworld mine excavators timetabling methodology in openpit mining ...

Optimization and Engineering ... Openpit mining is a process of extracting mineral deposits from the earth's crust. ... (in millions for a large iron ore pit) in an original 3D block model and the attributes of each block unit (, a cube of 15 m × 15 m × 15 m) are estimated by geostatistical methods. A preliminary task in strategic ...

Production scheduling with uncertain supply: a new solution ... Springer

Production scheduling with uncertain supply: a new solution ... Springer

The annual production scheduling of open pit mines determines an optimal sequence for annually extracting the mineralized material from the ground. The objective of the optimization process is usually to maximize the total Net Present Value (NPV) of the operation. Production scheduling is typically a Mixed Integer Programming (MIP) type problem containing uncertainty in the geologic input data ...

Research on the Quality Improvement and Consumption Reduction of Iron ...

Research on the Quality Improvement and Consumption Reduction of Iron ...

Blast furnace ironmaking has the advantages of a good economic index, simple process, large output, and high production efficiency, which represents the major hot metalmaking process in the world [1,2].With the largescale development of modern blast furnaces, iron ore resources are becoming increasingly scarce, which makes the raw material structure of sintering plants fluctuate greatly, and ...

Development of innovation routes for iron ore using high ... SciELO

Development of innovation routes for iron ore using high ... SciELO

A comparative study of ultrafine iron ore tailings from Brazil. Mineral Processing and Extractive Metallurgy Review, v. 32, n. 1, p. 4759, 2010.; Roy Das, 2013 ROY, S.; DAS, A. Recovery of valuables from lowgrade iron ore slime and reduction of waste volume by physical processing. Particulate Science and Technology, v. 31,, 2013.

Iron Ore | ScienceDirect

Iron Ore | ScienceDirect

The estimated greenhouse gas emissions were kg CO 2 e for mining and processing 1 tonne of iron ore. The embodied energy values were 153 MJ/t ore for iron ore. The results showed that loading and hauling made the largest contributions (approximately 50%) to the total greenhouse gas emissions from the mining and processing of iron ore.

Chromite ore beneficiation: prospects and challenges

Chromite ore beneficiation: prospects and challenges

Idiomorphic chromite is the only ore mineral appearing in economic quantities. The average content of the ore is 26% Cr 2 O 3 and the Cr/Fe ratio is The Kemi chromium mine is an openpit mine with a waste rock to ore ratio of :1. At Kemi, the ore from the mine contains 11% iron and % Cr 2 O 3.

Optimizing processes in Southeast Asia's mining industry | McKinsey

Optimizing processes in Southeast Asia's mining industry | McKinsey

Southeast Asia's downstreamprocessing industry has recently seen rapid growth and expansion. Much of this industry is concentrated in Indonesia, with a smaller but significant presence in other Southeast Asian countries. Our research shows that since 2021, commodity prices for base metals such as nickel and copper have increased by 80 to 120 ...

Frontiers | Study on Blasting Technology for OpenPit Layering of ...

Frontiers | Study on Blasting Technology for OpenPit Layering of ...

In China, mining blasting vibration has seriously threatened the safety and stability of high and steep rock slopes. In this paper, taking the east mining area of Jianshan Phosphorus Mine as the research background, combined with field survey, field blasting test, numerical simulation and theoretical analysis, we systematically studied the adjacent highsteep rock slope and the layered ...

Mine Planning and Optimisation Techniques Applied in an Iron Ore Mine ...

Mine Planning and Optimisation Techniques Applied in an Iron Ore Mine ...

The iron ore mine also uses contractors for cleaning purposes. The contractors use 40t payload Articulated Dump Trucks (ADT). Quality/Grade Control. At the iron ore mine, the Run of Mine (ROM) is taken through a grade control process to check if the ROM meets the product specifications in respect to the physical properties and grade.

Optimization of Drying and Preheating Temperatures During ... Springer

Optimization of Drying and Preheating Temperatures During ... Springer

The present research work deals with the effective utilization of hematite ore containing goethite, kaolinite and gibbsite lossonignition (LOI) phases in pellet making without deteriorating product pellet properties by optimizing the induration cycle especially drying and preheating of pellets. Adequate drying and preheating of pellets before sintering is of prime importance to sustain the ...

PDF Automatic Ore Blending Optimization Algorithm for Sintering Based on ...

PDF Automatic Ore Blending Optimization Algorithm for Sintering Based on ...

2 Hebei Intelligent Engineering Research Center of Iron Ore Optimization and Ironmaking Raw Materials ... batching optimization mathematical model based on the mining and beneficiation process. Metals 2022, 12, ... based on region division to optimize sintering proportioning in view of the impact of large changes in iron ore price, ore grade ...

Optimization of energy utilization and production costs in mining and ...

Optimization of energy utilization and production costs in mining and ...

article{osti_276691, title = {Optimization of energy utilization and production costs in mining and ore preparation processes}, author = {Fuerstenau, M C and Chi, G and Bradt, R C}, abstractNote = {Reduction of the total energy expenditure in mining and ore preparation processes was achieved by redistribution of the energy from the crushing and grinding steps to the blasting operation.

Solving Complex Mine Optimisation Problems Using Blend ... Springer

Solving Complex Mine Optimisation Problems Using Blend ... Springer

Developing a large scale open pit mining project constitutes a complex process where decisions made at the planning level can affect the overall project economics and value in the scale of billions of dollars. In this paper, it will be demonstrated how the project...

Avoided energy cost of producing minerals: The case of iron ore

Avoided energy cost of producing minerals: The case of iron ore

Thus, the total specific energy for concentrating iron ore at the average ore grade (∼ 50% iron) from Thanatia (% iron) was considered as the sum of the energy for the orehandling process and the energy for concentration. In our model, the minerals for concentration are obtained from Earth's crust; surface mining is assumed.

Mine Planning and Optimisation Techniques Applied in an Iron Ore Mine ...

Mine Planning and Optimisation Techniques Applied in an Iron Ore Mine ...

Abstract. The surface mine planning and optimisation techniques such as block modelling, pit optimisation, scheduling, stockpiling and reconciliation that are and have been applied at an existing ...

Stockyard Storage Space Allocation in Large Iron Ore Terminals

Stockyard Storage Space Allocation in Large Iron Ore Terminals

Tang et al. [18] designed a genetic algorithmbased heuristic to solve the storage problem of a large iron ore terminal; Jun and Chen [19] established a mixedinteger programming model based on ...

Reduction of Fragment Size from Mining to Mineral Processing ... Springer

Reduction of Fragment Size from Mining to Mineral Processing ... Springer

Unlike the studies on ore recovery in mining, the number of studies on ore recovery in mineral processing is small. Fig. 3 Average ore extraction ratio ( a ) and iron content ( b ) from ordinary blasts (grey bars) in a sublevel caving mine, with detonator positions close to the collars of the blastholes and blasts with detonator positions at ...

(PDF) Simulation of a Mining Value Chain with a Synthetic Ore Body ...

(PDF) Simulation of a Mining Value Chain with a Synthetic Ore Body ...

The mining cost solution implemented in the synthetic ore body model accounts for the depth of. the mining and density of the extracted material. The processing cost per tonne is considered to be ...

A Robust Optimization Modeling for Mine Supply Chain Planning ... Hindawi

A Robust Optimization Modeling for Mine Supply Chain Planning ... Hindawi

With the rapid development of information technology, largescale data is collected and stored, which provides a huge amount of information for decisionmaking. This paper focuses on the planning of mine supply chain under the big data. The mine supply chain usually contains three stages, which is mining, processing, and ore product transportation. This paper tackles the difficulty of variable ...

Materials | Free FullText | Study on Influencing Factors of High ...

Materials | Free FullText | Study on Influencing Factors of High ...

In view of the characteristics of wide, miscellaneous, and poor iron ore in China [1,2,3,4], most available ore is extremely poor, and the types of ores are complex, with low iron grade few available iron ore present, the problem is to ensure the production and quality of sinter under the premise of reasonable blending of highquality ore and inferior ore to improve the ...

Mining Open pit mine | ArcelorMittal

Mining Open pit mine | ArcelorMittal

Most iron ore mining operations use the 'open pit' method, where miners drill into the rock and blast the orebearing material loose with explosives. Huge excavators are then used to gather the loosened ore. To mine metallurgical coal, which will later be turned into coke, it's usually necessary to sink vertical mine shafts to access coal which is deposited in layers or 'seams ...

Optimizing mining feasibility studies: The 100 billion opportunity

Optimizing mining feasibility studies: The 100 billion opportunity

The potential value at stake is significant here—if we believe that moving a feasibility study from "good to best" could generate some 10 percent additional value on projects, 3 changing FS practices may be worth over 100 billion to the mining and metals project industry over coming years (202025). 4. Exhibit 1.

Crushing Energy Efficiency North American Mining Magazine

Crushing Energy Efficiency North American Mining Magazine

According to one estimate, the mining industry consumes 12EJ per year of energy or % of total final global energy The energy intensity of mining is also predicted to increase over time as deposits that are lower quality, deeper and more difficult to extract are mined.

OpenPit Mining | Method and Process | Epiroc US

OpenPit Mining | Method and Process | Epiroc US

Openpit mining technology. Openpit mining clearly offers a number of economic advantages over underground mining, especially now that mineralprocessing technology has advanced to the stage where very lowgrade ores can be treated profitably. 100 to 150 years ago, this was not the case, and mining was still much more selective.

Towards sustainable extraction of technology materials through ... Nature

Towards sustainable extraction of technology materials through ... Nature

The potential benefit of such an approach has been illustrated in the case of iron ore mining, although limited to ore extraction and not including the processing stages, by using a carbon ...

PDF Optimization of the drillingandblasting process to improve ...

PDF Optimization of the drillingandblasting process to improve ...

ore preparation and processing efficiencies, productivities and costs. In most of the cases, the cheapest way to improve the fragmentation of the ore is by changing the drillingandblasting design parameters. It of course increases the mining costs, but at the same time decreases the costs of the following processes, which

Future of Mining, Mineral Processing and Metal Extraction Industry

Future of Mining, Mineral Processing and Metal Extraction Industry

Mining, mineral processing and metal extraction are undergoing a profound transformation as a result of two revolutions in the making—one, advances in digital technologies and the other, availability of electricity from renewable energy sources at affordable prices. The demand for new metals and materials has also arisen concurrently. This necessitates discovery of new ore deposits, mining ...

Stockyard storage space allocation in large iron ore terminals

Stockyard storage space allocation in large iron ore terminals

In this paper, we investigate the Stockyard Storage Space Allocation Problem (SSSAP) in a large iron ore terminal in order to determine the specific storage locations of incoming materials in the most efficient and costeffective manner. The contributions of this paper include the following: (1) We introduce a realworld storage space ...

Integrated Production and Distribution Planning for the Iron Ore ...

Integrated Production and Distribution Planning for the Iron Ore ...

This paper studies the production and distribution planning problem faced by the iron ore mining companies, which aims to minimize the total costs for the whole production and distribution system of the iron ore concentrate. The ores are first mined from multiple ore locations, and then sent to the corresponding dressing plant to produce ore concentrate, which will be sent to distribution ...

Blasor—Blended Iron Ore Mine Planning Optimisation at ... Springer

Blasor—Blended Iron Ore Mine Planning Optimisation at ... Springer

A new mine planning optimisation software tool called Blasor has been developed and implemented at BHP Billiton's Yandi Joint Venture operation in the Pilbara. Blasor is specifically configured for designing and optimising the longterm pit development plan for the multipit blendedore operation at Yandi. It is used for optimal design of the ...

Grinding down energy consumption in comminution

Grinding down energy consumption in comminution

It accounts for around 53% of mine energy consumption which equates to at least 10% of production costs. In comparison, leaching and absorption, the next biggest energy consumers, take up 22% ...

Remote or onsite process optimization? Metso

Remote or onsite process optimization? Metso

These can include increased plant throughput, improved product quality, maximized production of lumps in iron processing, or reduced fines in the final product for coal operations. High energy consumption is one of the biggest concerns in most operations, thus, in most optimization processes, the goal of reduced energy consumption is often a ...

PDF Pit Optimization for Improved NPV and Life of Mine in ... Springer

PDF Pit Optimization for Improved NPV and Life of Mine in ... Springer

mining operation is maximized and the Life of the Mine is increased. Objectives of the Study The main aim of the study is pit optimization for improved NPV and life of mine in heterogeneous iron ore deposit. The aim was achieved by the following specific objectives: 1. Analysis of the pit economics by generating nested pit