Analysis of Waste-Rock Transportation Process Performance in an Open-Pit Mine Based on Statistical Analysis of Cycle Times Data January 2017 Engineering 09(07):649-679
Nowadays, with the advancement of technological innovations and wide implementation of modern mining equipment, research topics on mining equipment management are attracting more …
Therefore, this study proposes an unsupervised intelligent system for predicting the performance of a truck-haulage system in the ore transportation process …
Downloadable (with restrictions)! Ore haulage systems are considered critical when evaluating the efficiency of the investment and design of open-pit mines. Smart mines are also adopted to increase mine production, and the, optimization of the production of equipment is necessary. Therefore, this study proposes an unsupervised intelligent …
Mining - Underground, Safety, Techniques: When any ore body lies a considerable distance below the surface, the amount of waste that has to be removed in order to uncover the ore through surface mining becomes prohibitive, and underground techniques must be considered. Counting against underground mining are the costs, …
In mining, deposits are divided into blocks, forming the basis for open-pit mine planning, covering production and haulage route planning. Current studies often stage optimization and lack the consideration of road capacity, leading to suboptimal solutions. A novel approach integrates production scheduling and haulage route planning through a …
Qinghua1 et al. (2010) developed a dynamic management system for ore blending in open-pit mines employing geographic information system (GIS), global positioning system (GPS) and general packet ...
DOI: 10.1016/j.resourpol.2021.102522 Corpus ID: 245361159; Optimization of haulage-truck system performance for ore production in open-pit mines using big data and machine learning-based methods
This study aimed to develop and assess the feasibility of different machine learning algorithms for predicting ore production in open-pit mines based on a truck-haulage system with the support of the Internet of Things (IoT). Six machine learning algorithms, namely the random forest (RF), support vector machine (SVM), multi-layer …
truck-haulage systems in large open-pit mines, where ore lo ading and haulage operations are simultaneously performed at multiple locations. Moreover, several types of simulation algorithms
The problem studied in this paper is that of designing the optimal open pit haulage ramp that, for a given ramp width and a maximum ramp gradient, connects two points of the mine, minimising ...
This study aimed to develop and assess the feasibility of different machine learning algorithms for predicting ore production in open-pit mines based on a truck …
Mining and milling. Markus H.A. Piro, Ksenia Lipkina, in Advances in Nuclear Fuel Chemistry, 2020 8.2.3.1 Open pit mining. Open pit mining refers to mining directly on the ground surface, thereby producing an open pit. This method is practical and cost-effective when the uranium ore is located near the surface (e.g., within 100 m). Underground …
Case Study: Largest Open-Pit Mines. The Bingham Canyon Mine in the United States is one of the largest open-pit mines globally. Similarly, Australia's Super Pit holds significance as a notable open-pit …
Lizotte [1] affirmed that equipment selection affects economic considerations in open-pit design, particularly showing overburden, waste rock and ore mining costs and cost escalation parameters as a function of plan location and depth. Mining costs are a function of site conditions, operating scale and equipment.
Truck-Shovel (TS) systems are the most common mining system currently used in large surface mines. They offer high productivity combined with the flexibility to be rapidly relocated and to adjust load/haul capacity and capital expenditure according to market conditions. As the world moves to decarbonise as part of the transition to net …
In this study, different metaheuristic algorithms, including gray wolf optimization (GWO), particle swarm optimization (PSO), and the genetic algorithm (GA), were considered to optimize a multi-layer perceptron (MLP) neural network and estimate the ore production of truck-haulage systems in open-pit mines. The combined models …
A process in which ores and rocks on the working faces are directly transported to the designated unloading points or waste dumps in a continuous way. …
Open pit mining method is one of the surface mining methods that has a traditional cone-shaped excavation and is usually employed to exploit a near-surface, nonselective and low-grade zones deposits.
This paper proposes a deep neural network (DNN)-based method for predicting ore production by truck-haulage systems in open-pit mines. The proposed method utilizes two DNN models that are designed to …
This approach is applied to select optimal loading-haulage equipment in Sungun open pit mine of Iran. ... mining. proper rock fragmentation is the key first element of the ore winning process, as ...
Therefore, this study proposes an unsupervised intelligent system for predicting the performance of a truck-haulage system in the ore transportation process in open-pit mines using a combination ...
Optimal open pit ore and waste scheduling with a network of haulage options create a large combinatorial problem. In this paper, a mathematical model has been proposed to simultaneously optimise pit and waste dump schedules with the shortest haulage selection from possible haul-road networks.
The objective of this investigation was to develop a manual for design, construction, and maintenance of vertical and inclined ore pass systems for use in underground haulage from open pit mines. The manual is comprehensive and deals with all aspects including location, design, construction, and operating considerations.
In-pit crushing and conveying (IPCC) is considered a suitable alternative to truck haulage in open pit mines because it offers a lower operating cost than a truck-shovel system. It also reduces ...
9 List of Figures Figure 1.1. Alert system process workflow..... 17 Figure 2.1.
Te loading cycle in an Open Pit mine is a critical stage in the production process that needs to be controlled in detail for performance optimization. A Comprehensive Alert System (CAS) was...
The incorporation of the surge loader into open pit loading and haulage operations also enables improved safety. This is a result of a reduction in shovel–truck interactions and …
One critical bottleneck that impedes the development and deployment of autonomous transportation in open-pit mines is guaranteed robustness and trustworthiness in prohibitively extreme scenarios. In this research, a novel scenarios engineering (SE) methodology for the autonomous mining truck is proposed for open-pit mines. SE …
Ore haulage systems are considered critical when evaluating the efficiency of the investment and design of open-pit mines. ... this study proposes an unsupervised intelligent system for predicting the performance of a truck-haulage system in the ore transportation process in open-pit mines using a combination of Harris hawks …
Mining at Grasberg Open Pit. The workings comprise an open-pit mine, an underground mine and four concentrators. The open-pit mine, which forms a mile-wide crater at the surface, is a high-volume low-cost operation, producing more than 67 million tonnes of ore and providing more than 75% of the mill feed in 2006.
Open-pit mining is a surface mining method where rocks & minerals are removed from an open pit near the earth's surface. Definition, description, & benefits. ... A haul road is dug at the side of the pit to form a ramp for ore-carrying trucks to haul material to and from the mining site. ... This step in the mining process is critical to ...
