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 predict ore production during the morning and afternoon haulage sessions, respectively. The configuration of the input nodes of the …
The open pit accesses the Southern Oyu deposit, one of three deposits discovered at Oyu Tolgoi. Around 560 people work in 12-hour shifts with a production rate of 100,000 tonnes a day. Ore is removed from a series …
This study covers an attempt to find the optimal location for primary crusher in order to support the expansion of Sungun copper mine, which is the second largest open pit mine in Iran. Recent ...
In this article, optimization of the layout of the fixed crushing station in the in-pit crusher and conveyor system of open-pit mining is studied. First, the entire ore …
Semi-mobile in-pit crushing and conveying (IPCC) systems can help reduce truck haulage in open-pit mines by bringing the crusher closer to the excavation areas. Optimizing a production schedule with semi-mobile IPCC requires integrating extraction sequence, destination policy, crusher relocation, conveyor layout, and truck fleet …
We know that open-pit mining operations mainly include drilling, blasting, mining, transportation and dumping. Blasting is a very important part of it. Blasting costs account for 15% to 20% of the total cost of open pit mining. Moreover, the quality of blasting directly affects the working efficiency and total cost of the mining process.
Integrated continuous mining techniques such as fully mobile in-pit crusher and conveyor (FMIPCC) systems offer inherent labour, energy and environmental benefits to deep pit metalliferous...
The Truck–Shovel system in open pit mines, which is recognized as the prevalent transportation system, is widely acceptable because of its technical features, particularly its flexibility. ... An approach to locate an in-pit crusher in open pit mines. Int. J. Eng. 2014, 9, 1475–1484. [Google Scholar] Paricheh, M.; Osanloo, M.; Rahmanpour, M ...
This paper investigates the long-term production scheduling and the crusher relocation plan of open-pit mines using a semi-mobile IPCC system and high-angle conveyor. A series of candidate high ...
The present paper aims to provide a comprehensive literature review of all aspects of technical, economic and sustainable development of in-pit crushing systems …
Cost efficiency and high reliability of In-Pit Crushing and Conveying (IPCC) system make it more appealing to be used in deeper open-pit mining activities. Determination of the optimum time and location (OT–OL) for applying the IPCC system were always a challenge.
In-pit crushing and conveying (IPCC) solutions not only offer cost savings by reducing the OPEX intensive truck fleet, but furthermore have enormous potential to reduce CO. In …
Mining of raw materials is a process that consists of several stages. In open-pit mining, material with high compressive strength is extracted by drilling and blasting and material with low compressive strength is extracted by e. g. a bucket wheel excavator. Most important influencing factors for crusher decision are compressive strength, moisture …
ABSTRACT In-Pit Crushing and Conveying (IPCC) systems are receiving more attention today due to current characteristics of open-pit mining operations and what is expected to occur in the future. Today, it has become more necessary than ever to reduce the cost of truck haulage, which accounts for roughly half the operating costs of …
Open-pit metal mines are often shaped like an inverted cone, with the ore and overburden being drilled and blasted, then loaded and transported by shovel-and-truck systems. ... its new system for quasi-direct ore transport of ore and waste from the pit bottom or an intermediate level to a pit-rim crusher station. This system can then link in ...
Apart from the studies listed in Table 1, in one of the most recent studies, Menezes et al. (2022) presented an integrated short-term planning model for the open-pit mining operation where the ...
Considering the relationship between the energy data and the amount of mineral extracted in the haulage sector of an open-pit titanium mine and the production of open-pit iron, copper and coal mines between 2013 and 2017 and 2028, this paper estimated the energy consumption in the haulage sector using a continuous system and …
The fully mobile in-pit crusher is a new development from ThyssenKrupp, which, the company says, "will be the future for all open pit mining operations with large outputs worldwide. For hard and very hard material to be excavated, ThyssenKrupp can supply mobile in-pit crusher plants and all down-stream conveyors with a nominal capacity of …
Mining - Strip, Open-Pit, Quarrying: It has been estimated that more than two-thirds of the world's yearly mineral production is extracted by surface mining. There are several types of surface mining, but the three most common are open-pit mining, strip mining, and quarrying. These differ from one another in the mine geometries created, …
Traditionally, in open-pit mines, the ore has been predominantly mined by conventional mining systems, including shovels and trucks. However, with increasing operating costs associated with ...
However, if the in situ rocks are under-crushed, similar difficulties will arise in the subsequent operations. One of the main constraints, in an open pit mine, for the size of crushed rocks is the accepting size of the primary crusher. In Golegohar's mine , the primary crusher can accept rock fragments up to 1.5 m. Hence, in case that ...
In open pit quarry operations the loading of the blasted rock for transportation to the primary crusher house involves either power-shovels. Any size of primary crusher may be used for hand-loaded rock; it all depends upon how much secondary shooting, and hand sledging, the operator feels he can afford. So called "one …
A new heuristic approach to find a good quality solution hierarchically for applying the IPCC system and it is shown that the system is efficient for developed countries with a stable and low interest rate. Abstract Cost efficiency and high reliability of In-Pit Crushing and Conveying (IPCC) system make it more appealing to be used in …
Large open pit mines have increasingly invested in Autonomous Haulage Trucks (AHTs). ... Knights, P.; Kizil, M.S.; Nehring, M. Selection and planning of fully mobile in-pit crusher and conveyor systems for deep open pit metalliferous applications. In Proceedings of the Third International Future Mining Conference, Sydney, Australia, 4–6 ...
Cost efficiency and high reliability of in pit crushing and conveying systems compared to conventional truck-shovel system makes it more appealing to be utilized in …
P3a:Transport of material with economic value to the in-pit crusher. After crushing it will be processed by the concentrator. P3b:Transport of material to the ex-pit crusher, analogously to process P3a above. Processes P3a and P3b together use about 15 trucks. P4:Transport of crushed material from the in-pit and ex-pit crushers to
Quantifying blast fragmentation is useful for measuring blasting performance to determine if the blast has effectively broken the rock mass to enable it to be loaded and that the ore oversize does not exceed the …
In open-pit mines, the traditional truck-based haulage system has consumed large amounts of energy in the haulage sector for many years. The use of continuous in-pit crushing and conveying (IPCC) systems is a viable option to significantly reduce energy consumption in this sector.
In this article, optimization of the layout of the fixed crushing station in the in-pit crusher and conveyor system of open-pit mining is studied. First, the entire ore body is discretized into multiple ore blocks. By calculating the transportation distance between each block and the crushing station, an optimized model for minimizing the total ...
In-pit crushing and conveying (IPCC) systems have drawn attention to the modern mining industry due to the numerous benefits than conventional truck-and-shovel systems. However, the implementation of …
