iron ore mining process lean optimization

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

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

1 Citations Part of the Springer Series in Geomechanics and Geoengineering book series (SSGG) 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 iron ore open pit operation are discussed in this report.

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 ...

Enumeration optimization of open pit production scheduling ... Nature

Enumeration optimization of open pit production scheduling ... Nature

Enumeration optimization algorithm of production scheduling. Set a wide enough range of ore production capacity [q low, q up], and the optimal production capacity must be within this ...

PDF Advances in Low Grade Iron Ore Beneficiation MECON

PDF Advances in Low Grade Iron Ore Beneficiation MECON

iron ore is expected to rise by more than 200 million tonne per year to meet the internal demand export. This additional requirement of iron ore will need beneficiation of low grade ore/fines to get the major portion of increased demand. This paper deals in brief to use of available methodologies for beneficiation of iron ore in Indian context.

PDF Productivity and Cost Management

PDF Productivity and Cost Management

Haul ore and waste Process Issues can add 10 to 25% to downstream costs through: • Damage to fleet, ore body, mine plan • Inefficient processing • Waste of explosive • Rework There needs to be sufficient stock of broken ground to: • Deliver preferred material blend to processing plant • Achieve sizing within specification

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.

Shortterm planning of a work shift for openpit mines: A case study

Shortterm planning of a work shift for openpit mines: A case study

1. Introduction. After the last commodities supercycle of iron ore, mining companies started to have as their main objective the fulfillment of ore quality goals and reduction of the variability of certain control parameters (such as the grade of iron, silica, manganese, and particle size range) without detriment to the production volume.

Life cycle assessment of iron ore mining and processing

Life cycle assessment of iron ore mining and processing

Mining of iron ore is a highly capital and energyintensive process. Life cycle assessment (LCA) of the mining and mineral processing of iron ore in Australia was carried out in this chapter using SimaPro LCA software as a case study.

Research Progress of Intelligent Ore Blending Model MDPI

Research Progress of Intelligent Ore Blending Model MDPI

Although China has abundant iron ore reserves, its iron ore resources are mainly smallscale, lowgrade, and highcost underground mining, with the average grade of iron ore being %. Moreover, most iron ore is lean ore, and it usually takes to 4 tons of iron ore to produce 1 ton of iron products [2,3]. Therefore, China's iron ore ...

PDF Optimization of iron ore blending in the COREX shaft furnace ResearchGate

PDF Optimization of iron ore blending in the COREX shaft furnace ResearchGate

The Journal of the Southern African Institute of Mining and Metallurgy VOLUME 119 MAY Optimization of iron ore blending in the COREX shaft furnace X. Liu1, C. Liu2, B. Wang2, and F. Ye2 ...

(PDF) A Method of Ore Blending Based on the Quality of Beneficiation ...

(PDF) A Method of Ore Blending Based on the Quality of Beneficiation ...

The benefits of ore blending are extending the ore reserve base by utilization of lowgrade, minimizing the need for selective mining hence reducing mining costs and increasing mine production ...

Feasibility study of novel waterlean solvent technology for CO2 ...

Feasibility study of novel waterlean solvent technology for CO2 ...

Vale and RTI International performed the technical and economic evaluation of CO2 capture from Vale's iron ore pelletization process using RTI's eCO2SolTM (an advanced nonaqueous CO2 solvent). CO2 is to be captured from the flue gas containing up to 2 vol% CO2, 120 ppm SOx, 330 mg/nm3 NOx, and 40 mg/m3 of iron particles.

The Application of Stochastic Mine Production Scheduling in the ... MDPI

The Application of Stochastic Mine Production Scheduling in the ... MDPI

The scheduling of openpit mine production is a largescale, mixedinteger linear programming problem that is computationally expensive. The purpose of this study is to create a computationally efficient algorithm for solving openpit production scheduling problems with uncertain geological parameters. To demonstrate the effectiveness of the proposed research, a case study of an Indian iron ...

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.

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 ...

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 ...

Research Progress of Intelligent Ore Blending Model MDPI

Research Progress of Intelligent Ore Blending Model MDPI

1 Hebei Engineering Research Center of Iron Ore Optimization and Iron PreProcess Intelligence, North China University of Science and Technology, Tangshan 063210, China 2 Hebei Key Laboratory of Data Science and Application, North China University of Science and Technology, Tangshan 063210, China 3

Lean Six Sigma Fleet Management Model for the Optimization of Ore ...

Lean Six Sigma Fleet Management Model for the Optimization of Ore ...

Fleet Management in Mining Transportation. Ore transportation from the mine to the plant is a relevant factor in mining operations, because it is linked to costs and productivity, as is the case of LHD machinery, which represents a big operating cost in mining activities [5, 6].The mining activity experiences multiple disadvantages and excessive resource consumption, poor and/or dangerous ...

Optimal mining cut definition and shortterm open pit production ...

Optimal mining cut definition and shortterm open pit production ...

Then, Sections Deviations from target grades per period, Deviations from processing targets summarize the main results obtained with the model for different uses in shortterm scheduling. Discussion. The proposed optimization model outperformed a deterministic variant in the definition of mining cuts and shortterm schedules.

Reactivity of a Chinese lean iron ore as oxygen carrier: Kinetics and ...

Reactivity of a Chinese lean iron ore as oxygen carrier: Kinetics and ...

However, the lean iron ore contains many other components which may affect the reduction of active component and make the reaction mechanism more complex. There were few literatures focusing on the properties of the lean iron ore [36]. To evaluate its performances, a Chinese lean iron ore was chosen as the potential oxygen carrier in this study.