نتایج جستجو برای: haulage systems

تعداد نتایج: 1183556  

Journal: :E3S web of conferences 2021

The field of study autonomous trucks especially in open pit mines has been the subject considerable research over past three decades. In last ten years particular, interest this area improved considerably. implementation systems is an integral organizational and cultural change. This work a guideline for safe effective mines. It provides view different approaches to implementing mining with res...

Journal: :Journal of the Mining and Metallurgical Institute of Japan 1973

One of the key issues in mining is the hauling system. Truck and shovels are the most widely used transportation equipment in mines. In this paper, a two-phase simulation-based optimization is presented to maximize utilization of hauling system in the largest Iranian open-pit copper mine. In the first phase, The OptQuest for Arena software package was used to solve the optimization problem to p...

Journal: :Eastern-European Journal of Enterprise Technologies 2020

Journal: :International journal of sustainable energy and environmental research 2022

Climate change brought about by the emission of Greenhouse Gases (GHG) has shone a spotlight on role internal combustion engine. These engines are significant contributors to GHG emissions. However, there have been recent improvements in their design. Natural gas produces lower emissions during combustion, making it suitable as fuel engines. Aside from impact gasoline and diesel, collapse Niger...

Journal: :Complexity 2022

A large number of engineering problems involve several conflicting objectives, which today are often solved through expensive simulation calculations. Methods based on meta-models one the approaches to solving this group problems. In paper, multiobjective optimization in extraction system a copper open-pit mine complex is presented by modified-NBI method and regression meta-model. For purpose, ...

Journal: :Advances in applied energy 2021

The high environmental impacts of transport mean that there is an increasing interest in utilising low-carbon alternative energy carriers and powertrains within the sector. While electricity has been mooted as carrier choice for passenger vehicles, mass range vehicle increases, electrification becomes more difficult. This paper reviews shipping, aviation haulage sectors, a (electricity, biofuel...

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