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A dynamic stochastic programming approach for open-pit mine planning

Long-term open pit mine production planning: a review of models and algorithms. Int. J. Min. Reclam. Environ., 22 (1) (2008), pp. 3-35, 10.1080/118947. View in Scopus Google Scholar. Ramazan, 2007. S. Ramazan. The new fundamental tree algorithm for production scheduling of open pit …

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A stochastic optimization method with in-pit waste and …

A strip is defined as available for storage (z k, p = 1) only if it is located between the top and bottom one.The set {k ∈ K z k, p = 1} defines the in-pit zone reserved for storage. Fig. 3 gives explanations about these constraints. The axis corresponds to the strips, from South to North, the blue strips are the top and bottom ones and the red strip …

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Mixed integer linear programming formulations for open pit production

One of the main obstacles in using mixed integer linear programming (MILP) formulations for large-scale open pit production scheduling is the size of the problem. The objective of this work is to develop, implement, and verify deterministic MILP formulations for long-term large-scale open pit production scheduling problems. The objective of …

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Long-term open pit mine production planning: A …

open pit mine production planning: a review of models and algorithms', International Journal of Mining, Reclamation and Environment, 22:1, 3 - 35 To link to this article: DOI: 10.1080 ...

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Long-term open pit mine production planning: a review of …

Open pit mine production scheduling can be defined as 'Specifying the sequence of blocks extraction from the mine to give the highest NPV, subject to variety of production, grade blending and pit s...

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Application of Mining Width-Constrained Open Pit Mine Production

This article presents a novel approach to address the mining width-constrained open pit mine production scheduling problem in the context of medium-term planning. A mathematical formulation is proposed to incorporate mining width constraints into the production scheduling process, aiming to maximize the NPV of the schedule …

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A hybrid heuristic algorithm for the open-pit-mining …

This paper deals with the Open-Pit-Mining Operational Planning problem with dynamic truck allocation. The objective is to optimize mineral extraction in the mines by minimizing the number of mining trucks used to meet production goals and quality requirements. According to the literature, this problem is NP-hard, so a heuristic strategy …

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Step feature line extraction from large-scale point clouds of open-pit …

High-precision step feature lines play a crucial role in open-pit mine design, production scheduling, mining volume calculations, road network planning, and slope maintenance. Compared with the ...

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An Optimized Open Pit Mine Application for Limestone Quarry Production

The limestone production scheduling for an open pit mine can be described as determining the order in which 'blocks' should be extracted to achieve a specific goal, while taking into account a range of physical and resource restrictions [].The availability of high-quality raw materials in sufficient quantities is critical to the success of a cement …

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A new open-pit mine planning optimization method using …

The fundamental input for open pit mine planning is a resource block model in three-dimensional space, which ... Froyland, G., and Gleixner, A.M. 2009. LP-based disaggregation approaches to solving the open pit mining production scheduling problem with block processing selectivity. Computers and Operations Research, vol. 36, ...

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(PDF) Open-Pit Mine Production Optimization: A …

problem in open pit mines is a single stage algorithm presented by Hauck (1973). The main feature. of presented algorithm is combination of ope ration plan and real time scheduling in a s ingle ...

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An integrated approach to open-pit mines production scheduling

In an Open-Pit Production Scheduling (OPPS) problem, the aim is to determine the mining sequence of an orebody as a block model. In common research methods for scheduling, commodity price and consequently block economic value are considered as fixed values.

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(PDF) Open-Pit Mine Production Optimization: A Review of …

Effect of flexible allocation on open pit mine production (Kolonja and Mutmansky, 1993) ... Most of th e m odels presented in operational planning of open pit mines are focusing on up per stage .

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TP17952- Open Pit Mine Surveyor | Mining Employment …

MES is currently seeking an Open Pit Mine Surveyor to join their new Iron Ore operation in the mid-west for a 6 month contract back to back with the Senior Mine Surveyor. The restart of the iron ore mine will increase production profile to 1.5 million tonnes due to be in production by late 2024. Requirements: Relevant surveying qualifications;

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Application of Mining Width-Constrained Open Pit …

satisability is enhanced from 2 to 60% compared to the traditional open pit mine production scheduling model, underscor - ing the signicance of incorporating these constraints. The proposed method showed good results reaching optimality gaps within 5%. Keywords Open pit · Mine planning · Mining width · Direct block scheduling · OPMPS

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Short-Term Planning for Open Pit Mines: A Review

This review examines the current state-of-the-art in short-term planning for open-pit mines, with a granularity that spans days, weeks, or months, and a horizon of less than one to two years.

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(PDF) Open Pit Mine Planning and Waste …

Although MILP has significant potential for optimizing production planning in open pit mines with the objective of maximizing the discounted cash flow, when it comes to large-scale projects it generates too many binary …

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Optimization of open-pit mine design and production planning …

Open-pit mining plans include implementing operations throughout the entire life of the mine. In addition to geometric and geotechnical constraints, it is important to ensure an uninterrupted ore feed by optimizing production plan. In order to achieve this and at the same time maximize the net present value, the most well-known method is "Parametric …

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A two-stage simultaneous optimization of NPV and …

This paper presents a two-stage clustering-MILP algorithm for long-term production planning in open-pit mines. The research integrates multi-range stockpiles in the decision-making process that leads to determining the optimum number of stockpiles required to maximize the discounted value of the mine, as well as balancing the quality …

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A mathematical model for open pit mine production …

Open pit mine production scheduling (OPMPS) is a strategic decision-making problem that seeks to define the optimal sequence of material extraction and the …

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Tactical Mine Planning for Open Pit and Underground

Combining established tools with the power of the 3DEXPERIENCE platform allows miners to achieve their tactical planning objectives by quickly creating and analyzing multiple scenarios while reducing mining costs.Our Tactical Mine Planning solution supports Open Pit and Underground operations on the preparation of practical plans, constraints, and …

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Open pit optimization—strategies for improving …

SYNOPSIS Long-term production scheduling is a major step in open pit mine planning and design. It aims to maximize the net present value (NPV) of the cash flows from a mining project while satisfying all the …

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Long-term production scheduling modeling for the open pit mines

The economic consequence of the modern day mine is highly dependent on careful management of cash flows and risk during production. Mine planning is a critical mechanism at all stages in the life of an open pit mines that major element of mine planning is the optimization of long-term production scheduling problem (LTPSP) …

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Open Pit Mine Planning and Design, Two Volume Set

Building on the success of its 2006 predecessor, this 3rd edition of Open Pit Mine Planning and Design has been both updated and extended, ensuring that it remains the most complete and authoritative account of modern open pit mining available. Five new chapters on unit operations have been added, the revenues and costs chapter has …

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Collaborative Production Planning Based on an Intelligent

Open-pit mining is a cornerstone of industrial raw material extraction, yet it is fraught with safety concerns due to rough operating conditions. The advent of Industry 4.0 has introduced advanced technologies such as AI, the IoT, and autonomous systems, setting the stage for a paradigm shift towards unmanned mining operations. With this …

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A heuristic method for production scheduling of an open pit mining

1. Introduction. The extraction of mineral resources in an open pit mine provides valuable (ore) and waste materials for the subsequent stages of the supply chain [Citation 1–3].Figure 1 presents the framework of a typical open pit mining operation. A mixed integer programming (MIP) based mathematical model defines the movement of …

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Short-term Production Planning in Open Pit Mines …

The objective of this paper is to present and test the simulation optimization approach for short term mine production planning and scheduling, with a focus on the MILGP optimization model. To illustrate the ... The system considered in this model is an open pit mine with truck-shovel operations. The system includes trucks, shovels, plant ...