Volume 15 (2024)
Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 (2012)
Volume 2 (2011)
Volume 1 (2010)

Design of Loading and Transportation Fleet in Open-Pit Mines using Simulation Approach and Metaheuristic Algorithms

H. hadizadeh Ghaziania; M. Monjezi; A. Mousavi; H. Dehghani; E. Bakhtavar

Volume 12, Issue 4 , October 2021, , Pages 1177-1188

https://doi.org/10.22044/jme.2022.11450.2131

Abstract
  The production cycle in open-pit mines includes the drilling, blasting, loading, and haulage. Since loading and haulage account for a large part of the mining costs, it is very important to optimize the transport fleet from the economic viewpoint. Simulation is one of the most widely used methods in ...  Read More

Accuracy of Discrete Element Method Simulations: Rolling and Sliding Frictions Effects-Case study: Iron Ore Pellets

E. Nemattolahi; A.R. Ghasemi; E. Razi; S. Banisi

Volume 11, Issue 4 , October 2020, , Pages 1205-1216

https://doi.org/10.22044/jme.2020.10208.1958

Abstract
  The discrete element method (DEM) has been used as a popular simulation method in order to verify the designs by visualizing how materials flow through complex equipment geometries.  Although DEM simulation is a powerful design tool, finding a DEM model that includes all real material properties ...  Read More

Identifying and Prioritizing Factors Affecting Bursting of Dump Truck Tires in Mines using Fuzzy Best-Worst Method

Mahdi Malakoutikhah; Hamed Nezafat; Masoud Ashoogh; Erfan Hayati; Hosein Mirzamohammadi; Valiallah Karimi Gogheri; Hadiseh Rabiei

Volume 13, Issue 4 , October 2022, , Pages 1225-1237

https://doi.org/10.22044/jme.2022.12429.2257

Abstract
  Due to the high number and severity of tire burst accidents of dump trucks, the present work is conducted to identify and prioritize the effective causes of dump truck tire bursts using the fuzzy best-worst method (FBMW). The present work is conducted using content analysis and FBMW. First, by using ...  Read More

Rock Mechanics
Investigation of Shear Properties of Open Non-persistent Latitudinal Discontinuities of Same Level

Vahab Sarfarazi; Hadi Haeri; Mohammad Fatehi Marji; Gholamreza Saeedi; Amir Namdarmanesh

Volume 14, Issue 4 , October 2023, , Pages 1361-1371

https://doi.org/10.22044/jme.2023.13380.2463

Abstract
  In this paper, the effect of variations in the number and area of the rock bridges on the non-persistent discontinuities is investigated. In this regard, blocks containing rock bridges and joints with dimensions of 15 cm * 15 cm * 15 cm are prepared from plaster. The available rock bridges that have ...  Read More

Exploitation
Determination of the caving zone height using numerical and physical modeling based on the undercutting method, joint dip, and spacing

Behnam Alipenhani; mehran jalilian; Abbas Majdi; Hassan Bakhshandeh Amnieh; Mohammad Hossein Khosravi

Articles in Press, Accepted Manuscript, Available Online from 12 April 2024

https://doi.org/10.22044/jme.2024.13984.2609

Abstract
  The paper presents the effect of the dip of joints, joint spacing, and the undercutting method on the height of the caving in block caving. The obtained results show that among the three investigated parameters, respectively, the dip of joints, undercutting method, and joint spacing have the greatest ...  Read More

Exploitation
Application of concentration gradient coefficients in mining geochemistry: A comparison of copper mineralization in Iran and Canada

S. Safari Sinegani; M. Ziaii; M. Ghoorchi; M. Sadeghi

Volume 9, Issue 1 , January 2018, , Pages 277-292

https://doi.org/10.22044/jme.2017.919

Abstract
  In this work, the concentration gradient (CG) analysis of local-scale exploration for Porphyry-Cu deposits is applied in two zones using the G(Vz) index (CG(Zn*Pb)/CG(Cu*Mo)). The first zone is covered by a 1:2000 map of the Sungun and Astamal areas in NW Iran and the second one in the Inza area in British ...  Read More

Analysis of Grinding and Chipping Processes beneath Disc Cutters of Hard Rock Tunnel Boring Machines (Case study: Uma-Oya water Conveyance Tunnel, SriLanka)

Seyed M. Pourhashemi; K. Ahangari; J. Hassanpour; Seyed M. Eftekhari

Volume 12, Issue 1 , January 2021, , Pages 281-297

https://doi.org/10.22044/jme.2021.10425.1993

Abstract
  Mechanized tunneling in rocks is based on fracture propagation and rock fragmentation under disc cutters. Rock chipping is an efficient kind of fragmentation process, while the grinding process may occur under special conditions. The cutter-head penetration is an appropriate parameter involved in order ...  Read More

Rock Mechanics
New empirical failure criterion for shale

S. Moshrefi; K. Shahriar; A. Ramezanzadeh; K. Goshtasbi

Volume 10, Issue 1 , January 2019, , Pages 287-304

https://doi.org/10.22044/jme.2017.5871.1401

Abstract
  A new failure criterion was presented to predict the ultimate strength of shale under the triaxial and polyaxial state of stress. A database containing 93 datasets was obtained from the results of the uniaxial, triaxial, polyaxial compressive tests, an indirect tensile test was collected from reliable ...  Read More

Exploration
Identification of Alteration Zones using ASTER Data for Metallic Mineralization in Ahar region, NW Iran

F. Mirsepahvand; M.R. Jafari; P. Afzal; M. A. Arian

Volume 13, Issue 1 , January 2022, , Pages 309-324

https://doi.org/10.22044/jme.2022.11477.2135

Abstract
  The goal of this research work is to recognize the metallic mineralization potential in the Ahar 1:100,000 sheet (NW Iran) using the remote sensing data based on determination of the alteration zones. This area is located in the Ahar-Arasbaran metallogenic zone as a significant metallogenic zone in Iran ...  Read More

Exploitation
Studying Relationship between Coal Intrinsic Characteristics in Spontaneous Combustion of Coal Potential Using Crossing Point Temperature Test Method

A. Saffari; M. Ataei; F. Sereshki

Volume 11, Issue 1 , January 2020, , Pages 315-333

https://doi.org/10.22044/jme.2018.7524.1605

Abstract
  Spontaneous combustion of coal is one of the most horrifying hazards in coal industries, especially in underground coal mines. Thus having a prior knowledge about the occurrence of this phenomenon in underground coal mines is of crucial importance in preventing this process, loss of life, huge economic ...  Read More

Block Toppling Stability of Rock Block with Rounded Edges using Sarma Approach

Hassan Sarfaraz; Mohadeseh Sarlak; Fatemeh Ashoor; Erfan Amini

Volume 14, Issue 1 , January 2023, , Pages 341-353

https://doi.org/10.22044/jme.2023.12630.2295

Abstract
  In rock slopes, block toppling failure is a prevalent instability. In this instability, rock mass consists of a series of dominant parallel discontinuities that are dipping steeply into the slope face, and a series of cross-joints are located normal to the dominant discontinuities. Blocks may slide or ...  Read More

Exploitation
Investigating Effect of Induced Stresses due to Coal Panel Extraction on Next Panel Strata behavior during Mechanized Longwall Mining: a Case Study

Emad Ansari; Ramin Rafiee; Mohammad Ataei

Volume 15, Issue 1 , January 2024, , Pages 381-399

https://doi.org/10.22044/jme.2023.13787.2560

Abstract
  Due to longwall mining, a large space without any support is created, and the in-situ stress regimes change. The change of the in-situ stress regimes affects the roof and face of the adjacent panel. In other words, the strata behavior would be different from the intact condition during the previous panel ...  Read More

Exploitation
A practical approach to open-pit mine planning under price uncertainty using information gap decision theory

M. M. Tahernejad; M. Ataei; R. Khalokakaie

Volume 9, Issue 2 , April 2018, , Pages 527-537

https://doi.org/10.22044/jme.2017.6220.1439

Abstract
  In the context of open-pit mine planning, uncertainties including commodity price would significantly affect the technical and financial aspects of mining projects. A mine planning that takes place regardless of the uncertainty in price just develops an optimized plan at the starting time of the mining ...  Read More

Rock Mechanics
Performance evaluation of gang saw using hybrid ANFIS-DE and hybrid ANFIS-PSO algorithms

A.R. Dormishi; M. Ataei; R. Khaloo Kakaie; R. Mikaeil; S. Shaffiee Haghshenas

Volume 10, Issue 2 , April 2019, , Pages 543-557

https://doi.org/10.22044/jme.2018.6750.1496

Abstract
  One of the most significant and effective criteria in the process of cutting dimensional rocks using the gang saw is the maximum energy consumption rate of the machine, and its accurate prediction and estimation can help designers and owners of this industry to achieve an optimal and economic process. ...  Read More

3D Characterization of Uniaxial Compressive Strength of Transversely-Isotropic Intact Rocks

V. Maazallahi; A. Majdi

Volume 11, Issue 2 , April 2020, , Pages 629-641

https://doi.org/10.22044/jme.2020.9039.1791

Abstract
  The uniaxial compressive strength (UCS) of intact rocks is one of the key parameters in the course of site characterizations. The isotropy/anisotropy condition of the UCS of intact rocks is dependent on the internal structure of the rocks. The rocks with a random grain structure exhibit an isotropic ...  Read More

Analysis of Grain Size Effect on Mechanical Properties of Sandstone with Experimental and Numerical Methods

Enayatallah Emami Meybodi; Fatemeh Taajobian

Volume 14, Issue 2 , April 2023, , Pages 713-730

https://doi.org/10.22044/jme.2023.12892.2339

Abstract
  Due to the challenge of finding identical rock samples with varying grain sizes, investigating the impact of texture on rock material has been given less attention. However, macroscopic properties such as compressive strength, tensile strength, and modulus of elasticity can indicate microscopic properties ...  Read More

Exploration
A Comparative Analysis of Artificial Neural Network (ANN) and Gene Expression Programming (GEP) Data-driven Models for Prospecting Porphyry Cu Mineralization; Case Study of Shahr-e-Babak Area, Kerman Province, SE Iran

Bashir Shokouh Saljoughi; Ardeshir Hezarkhani

Volume 15, Issue 2 , April 2024, , Pages 761-790

https://doi.org/10.22044/jme.2023.13852.2573

Abstract
  The porphyry Cu-mineralization potential area studied in this article is located in the southern section of the Central Iranian volcano–sedimentary complex, contains large number of mineral deposits, and occurrences that are currently facing a shortage of resources. Therefore, prospecting potential ...  Read More

Mineral Processing
X-Ray mapping and the mineralogy pattern of nickel laterite ore: Bavanat, Fars, Iran

A. Abbasi Gharaei; B. Rezai; H. Hamidian Shoormasti

Volume 10, Issue 3 , July 2019, , Pages 811-820

https://doi.org/10.22044/jme.2019.8452.1724

Abstract
  According to the classification of the nickel laterite, this paper describes mineralogy test is to reveal where valuable elements are located in the ore, in which mineralogical form. The purpose of the sieving test was to study if some specific particle size contains most of the valuable metals. Based ...  Read More

Experimental Study of Effect of Glass Fibres on Properties of Concrete Containing Micro-silica and Limestone Powder

M. Hosseini; D. Fakhri

Volume 12, Issue 3 , July 2021, , Pages 895-906

https://doi.org/10.22044/jme.2021.11175.2098

Abstract
  The purpose of this work is to investigate the possibility of using mine wastes in the improvement of concrete properties. This research work investigates the physical and mechanical properties of the concrete specimens. These concrete specimens include concrete-lacking fibres, micro-silica and limestone ...  Read More

Investigation of Mechanism of Adsorption of Xanthate and Hydroxamate on Malachite

M. Mohammadkhani; M. Abdollahy; M. R. Khalesi

Volume 11, Issue 3 , July 2020, , Pages 921-933

https://doi.org/10.22044/jme.2020.9755.1895

Abstract
  Copper oxide minerals such as malachite do not respond well to the traditional copper sulfide collectors, and require alternative flotation schemes. In many copper ore mines, significant copper oxide minerals, especially malachite, are associated with sulfide minerals. Considering that xanthates are ...  Read More

Exploration
Integration of Fractal and Multivariate Principal Component Models for Separating Pb-Zn Mineral Contaminated Areas

Hossein Mahdiyanfar; Mirmahdi Seyedrahimi-Niaraq

Volume 14, Issue 3 , July 2023, , Pages 1019-1035

https://doi.org/10.22044/jme.2023.13227.2424

Abstract
  The primary purpose of this investigation is contamination mapping in surrounding areas of Irankuh Pb–Zn mine, located in central Iran, using an integrated approach of principal component analysis (PCA) with the Concentration-Area (C-A) and Power Spectrum-Area (S-A) fractal models. PCA categorized ...  Read More

Evaluating performance of natural sepiolite and zeolite nanoparticles for nickel, antimony, and arsenic removal from synthetic wastewater

R. Dabiri; E. Amiri Shiraz

Volume 9, Issue 4 , October 2018, , Pages 1049-1064

https://doi.org/10.22044/jme.2018.7201.1572

Abstract
  This paper describes a preliminary study of the adsorption of toxic elements from synthetic wastewater in a batch mode. Clay minerals have been highly considered as inexpensive available adsorbents that adapt with the environment due to a special level and a high potential of adsorption. In the present ...  Read More

Rock Mechanics
Fractal-wavelet-fusion-based re-ranking of joint roughness coefficients

M. Lotfi; B. Tokhmechi

Volume 10, Issue 4 , October 2019, , Pages 1121-1133

https://doi.org/10.22044/jme.2019.7489.1614

Abstract
  Nowadays, Barton’s Joint Roughness Coefficients (JRC) are widely used as the index for roughness and as a challenging fracture property. When JRC ranking is the goal, deriving JRC from different fractal/wavelet procedures can be conflicting. Complexity increases when various rankings outcome from ...  Read More

Rock Mechanics
Urban Tunneling Risk Management: Ground Settlement Assessment through Proportional Hazards Modeling

Ali Kazempour Osalou; Sayfoddin Moosazadeh; Ali Nouri Qarahasanlou; Mohammad-Reza Baghban Golpasand

Volume 15, Issue 3 , May 2024, , Pages 1161-1175

https://doi.org/10.22044/jme.2024.13913.2590

Abstract
  Nowadays, tunnel excavation plays a major role in the development of countries. Due to the complex and challenging ground conditions, a comprehensive study and analysis must be done before, during, and after the excavation of tunnels. Hence, the importance of study and evaluation of ground settlement ...  Read More

A Modified Indirect Boundary Element Analysis for Fatigue Behavior Assessment of Rock-Like Materials Based on Linear Elastic Fracture Mechanics

R. Alizadeh; M. Fatehi Marji; A. Abdollahipour; M. Pourghasemi Sagand

Volume 12, Issue 4 , October 2021, , Pages 1189-1203

https://doi.org/10.22044/jme.2022.11534.2139

Abstract
  In this work, an effective methodology is introduced for modeling the fatigue crack propagation in linear elastic brittle media. The displacement discontinuity method is used to accomplish the analysis, and the boundaries are discretized with quadratic elements in order to predict the stress intensity ...  Read More