Mohammad Ataei

Shahrood University of Technology · School of Mining, Petroleum and Geophysics

In recent years, sustainable development and the commitment of companies to social responsibility have been emphasized as a new concern for various industries. Considering this issue, for the first time, this study conducted a systematic review of the development of social responsibility from the perspective of industrial sustainable development (S...

Texture coefficient (TC) is one of the most effective physical factors in evaluating the engineering characteristics of rocks in various projects, such as drilling, cutting, and advanced rate of full-face drilling machines. Evaluation of electricity consumption by disccutting machines is critical for monitoring and reducing expenses in the stone pr...

The use of resilience during the mining period by guaranteeing the safety and performance of the systems greatly helps the managers and engineers with their decision-making and designing different systems. During the last two decades, various studies have been conducted in this regard. However, the analysis of underground coal mining systems’ resil...

Backbreak (BB) is a detrimental outcome of blasting activities in mineral extraction processes within mines. It involves the development of fractures and cracks at considerable distances behind the last row of blast pits, leading to reduced bench safety and increased operational costs. Given the multitude of factors influencing BB, various techniqu...

Ecological Literacy (EL) is understanding and applying ecological principles to environmental issues. It involves recognizing the interdependence of living organisms and ecosystems and the impacts of human actions on the environment. EL individuals possess knowledge of biodiversity, ecological processes, and sustainability, enabling them to make in...

With an increase in the world population, the global demand for minerals is rising, increasing energy consumption. Due to the distance of mines from urban areas, the energy required for mining is highly dependent on fossil fuels. Using renewable energies is an effective solution to reducing this problem. This study examines the challenges and oppor...

Blasting operations in open-pit mines generally have various management strategies relating to flyrock. There are empirical models for calculating the flyrock distance, but due to the complexity and uncertainty of rock properties and their interactions with blasting properties, there are still no models that can predict the flyrock distance that ma...

In summary, the study on sustainable development in the late 20th century aimed to balance economic, social, and environmental factors in open-pit mining. The study found that while mining has negative ecological impacts, it also has positive economic and social benefits. The study analyzed 77 articles and found a growing trend in scientific intere...

Creating a safe environment is one of the most main indicators in any project. This research has been carried out with the aim of identifying the risks related to flyrock in blasting operations in the road construction project in hard rock. Flyrock is one of the destructive consequences of blasting operations, which occurs in the form of uncontroll...

A safe and risk-free environment must be created in every project, so the necessary and sufficient condition to reduce accidents and create a safe environment, identify hazards and classify them and provide solutions and apply them in the project. Risk management will lead to increasing productivity and maximum profit. This research has been done o...

Sustainable Development (SD) has played an important role in all industries and mining activities. The Internet of Things (IoT), interacting with industrial machines or home appliances through an interconnected network, can assist in developing real-time platforms for monitoring and operating a complex production system with minimal intervention of...

Texture coefficient is one of the most effective physical factors in evaluating the engineering characteristics of rocks in various projects, such as drilling, cutting and advanced rate of full-face drilling machines. Evaluation of electricity consumption by disc-cutting machines is critical for monitoring and reducing expenses in the stone process...

The underground coal mine is the largest source of methane generation in the mining sector. Methane is produced from underground and surface mines as well as during post-mining activities, including coal processing, storage, and transportation. Emission, accumulation, and methane gas explosion are the most important risk factors in underground coal...

Today, with the advancement of technology and the use of advanced systems in the field of mining, one of the issues that can seriously affect the economic and operational conditions of a mine is the occurrence of system breakdowns. Given the importance of the loading system in mines and the high cost of downtime due to failure, one of the proposed...

The main factor involved in a successful longwall mining method is proper control and prediction of the roof behavior in the gob area. Thus, the safety and continuity of mining can be guaranteed by recognizing the roof seam behavior and determining the time of roof fall (first fall and periodic fall). Due to the Middle East tectonic conditions...

[This corrects the article DOI: 10.1371/journal.pone.0236128.].

Resilience is about the ability of the system to resist, adapt to, and expeditiously recover from a disruptive event. The first and maybe the crucial step of resilience management is known as resilience analysis. However, there are many obstacles in front of the analyzers to analyze the resilience of systems. One of these obstacles is precise resil...

Spare-part management has a significant effect on the productivity of mining equipment. The required number of spare parts can be estimated using failure and repair data collected under the name of reliability data. In the mining industry, failure and repair times are decided by the operational environment, rock properties, and the technical and fu...

Risk management is a fundamental approach to improving critical infrastructure systems’ safety against disruptive events. This approach focuses on designing robust critical infrastructure systems (CISs) that could resist disruptive events by minimizing the possible events’ probability and consequences using preventive and protective programs. Howev...

Caving process is a complex dynamic phenomenon influences safety and productivity of coal longwall mining. It improves safety due to reduction of load on support, face convergence and abutment stresses. Proper caving with respect to the quality and time of occurrence ensures continuity of operation and subsequently, the productivity of coal extract...

One of the most signifi cant factors in the estimation of dimension stone quarry cost is the production rate of rock cutting machines. Evaluating the production rate of chain-saw machines is a very signifi cant and practical issue. In this research, it has been attempted to evaluate and select the suitable working-face for a quarry by examining the...

Rock drilling systems have extensive use in many industries including mining, construction, and oil and water extraction. The process of drilling inevitably creates some noise at the drill-rock collision surface. Loud noises cause serious safety issues in the workplace. Noise level can also be a good indicator of the performance of the drilling too...

Since coal mining production systems are very complex, repairing equipment is expensive. If a system failure occurs, it will cause disturbances such as inoperable equipment, reduced operating time, increased production costs, and reduced equipment performance. Therefore, it is necessary to consider the availability of the coal mining industry more...

There is a high rate of casualty among miners in the world every year. One way to reduce accidents and increase safety in mines is to use the risk management process to identify and respond to major hazards in mines. The present study is an attempt to investigate the assessment and management of safety risks in Faryab chromite underground mines. In...

A novel index is presented in this paper to evaluate sustainable development in underground coal mining. Eleven parameters were chosen as impacting factors that define three aspects of sustainable development, including environmental, economic, and social. Fuzzy Delphi Analytical Hierarchy Process (FDAHP) was used to develop a new rating system in...

This work incorporates the DEMATEL-MABAC method for quantifying the potential of roof fall in coal mines by means of the coal mine roof rating (CMRR) parameters. For this purpose, considering the roof weighting interval as a quantitative criterion for the stability of the roof, the immediate roof falling potential was quantified and ranked in 15 st...

Stone sawing industry is among the most important mineral industries in Iran. Therefore, special attention to this sector can result in economic growth by providing a healthy condition in competition with other countries. Two important factors, which affect the world market's competition, are the cost operation and the quality of the processed ston...

It is an essential task to estimate the remaining useful life (RUL) of machinery in the mining sector aimed at ensuring the production and the customer’s satisfaction. In this study, a conceptual framework was used to determine the RUL under the reliability analysis in a frailty model. The proposed framework was implemented on a Komatsu PC-1250 exc...

The increase of productivity and reduction of expenses are the most important incentive factors for investors in the dimension stone’s industry. The consumed electrical current is one of the most influential factors in the productivity and expenses. Therefore, study of the factors influencing the reduction of the maximum consumed electrical current...

The main factors that make longwall mining projects economical are roof control and prediction of roof behavior in roof caving and face advance. Sudden and unexpected roof fall not only endangers the safety of employees but also destroys and damages the extraction equipment and components. In addition, there are financial and economic impacts becau...

As an economic activity, mining can have positive and negative effects for the community. These negative impacts along with some of the social, economic, and environmental impacts of mining actions threaten the achievement of sustainable development (SD) goals. Therefore, an impact evaluation of SD indexes is significant for protecting mining actio...

Exploring the mechanism of coal dust explosions is essential for the development of safety techniques to prevent coal dust explosions. An explosion index can be used to estimate explosion severity. In this study, the moisture content parameter, one of the intrinsic characteristics of coal dust, was used to estimate the explosion index. For this pur...

Drilling isanimportant engineering operationwith extensiveapplicationin manyfields of industry including miningengineering, oil and gas exploration and exploitation, civil engineering, groundwatermanagement, etc.Drill bitsmustbe able toendure enormousstressesthat gradually wear them down during the drilling operation. In rockdrilling, wearresistanc...

<< >> The longwall method is the most commonly method used in extraction of coal layers. The mining review records shows that the majority of the dangers of coal underground mines related to the sudden and uncontrolled roof fall-out of the stopes. Predicting the behavior and the ability to destroy the rock of roof is very important for the successf...

The potential of occurrence of coal self-heating is controlled by various properties, both intrinsic and extrinsic. In the intrinsic properties, the maceral content has an important role in influencing its occurrence. This parameter has not been discussed in a comprehensive study among the researchers. Thus, the study of the influence of this param...

This paper presents a new index to assess caving potential of roof strata above longwall panels. Nine inherent parameters were chosen as significant affecting factors in three categories, including roof strata characteristics, roof discontinuities properties and local features. Fuzzy hybrid multi criteria decision making was used by combining fuzzy...

In mining projects, all uncertainties associated with a project must be considered to determine the feasibility study. Grade uncertainty is one of the major components of technical uncertainty that affects the variability of the project. Geostatistical simulation, as a reliable approach, is the most widely used method to quantify risk analysis to o...

Drilling, as the initial stage of exploitation in open-pit mining, has a significant effect on subsequent mining stages. Any failure in a drilling machine stops the drilling operation and, as a result, all following operational phases come to a halt. The drilling system is the most important part of the drilling operation. This study selected two n...

The purpose of this research is to perform an evaluation of the spontaneous combustion of coal (SCC) in Tabas Parvadeh coal mines in Iran, by using the R70 test method based on a the correlation between intrinsic coal properties and the occurrence of its combustion. Firstly, the coal samples were collected from Parvadeh I to IV, and the intrinsic c...

The percentage of moisture content is one of coal’s inherent characteristics, which has a crucial aspect in the occurrence of the spontaneous combustion of coal (SCC) and has long been an attractive issue for analysis among scientists. A complete understanding of this phenomenon helps experts in the prediction and prevention of its occurrence. For...

Among fossil fuels, coal is the most widely used all over the world for generating power and electricity and it is a stable source of energy. Despite all these benefits, coal mining has serious hazards, such as coal spontaneous combustion. There are many factors that influence the tendency for coal to spontaneously combust in coal mines. Pyrite can p...

The performance of cutting machines in terms of energy consumption and vibration directly affects the production costs. In this work, our aim was to evaluate the performance of cutting machines using hybrid intelligent models. For this purpose, a systematic experimental work was performed. A database of the carbonate and granite rocks was establish...

The process of cutting rocks is an abrasive process in which a huge amount of energy loss takes place due to thermal stresses, and is intensified with the increase of hardness, abrasion and resistance parameters. To improve and increase the efficiency of the cutting process and also reduce forces in the process, the produced thermal stresses must b...

The process of cutting rocks is one of the important steps in processing construction rocks which requires huge production costs. The energy consumption rate of cutting machines and the use of disk cutting machines are the most important costly factors in this section of the production process. Study of the effect of different factors such as opera...

Gang saw is widely used in the dimension stone industry and stone cutting factories. One of the important factors in evaluating the efficiency of a machine is the electrical current consumed by the gang saw. Therefore, the evaluation of the electrical current consumed by the gang saw and study of the effective parameters are necessary in the rock c...

In this study aims to provide an accurate practical anticipation model for investigating the effect of cooling and lubricant fluid on the cutting performance with a special emphasis on the consumed electrical current as one of the most important factors influencing the performance of cutting disks. In this study, 10 dimension stone samples were tes...

Mining industry is closely linked with sustainable development, which leads to positive and negative impacts of this industry on three key principles of sustainable development, including society, economy, and environment. For ideal implementation and integration of sustainable development in the industry, the three principles of sustainability sho...

Environmental concern has become one of the major global issues that affect all nations individually and/or collectively. One of the most important methods for environmental impact assessment (EIA) is Folchi method. An improvement for Folchi method in EIA is done in this paper by using fuzzy method. A fuzzy expert semi-quantitative methodology is d...

According to underground construction development and its high cost process, an accurate assessment and prevention-tions. In this paper, the aim is to develop a new soft computing model to evaluate tunnel support systems. Firstly, a nu-2D software to excavate a sequence model and support system installation. The design loads including the axial for...

The correct and proper selection of coolant and lubricant fluids in the dimension hard rocks’ cutting process is one of the most important factors in the improvement of the cutting process, and in the increase of economic efficiency and quality of stone production. Therefore, this present study aims to study the role of coolant and lubricant fluids...

Coal mining has many serious hazards, and the spontaneous combustion phenomenon is one of them. Many factors can influence the tendency for occurrence of this phenomenon. The maceral content is one of the coal inherent characteristics, which has a crucial aspect in the occurrence of this process. Until now, this parameter has not been discussed in...

Ultimate pit limit is an important aspect of open pit mining. The optimal ultimate outline determines the tonnage of extractable ore, the volume of waste to be removed, the location of the subsidiary facilities, the location of ore and waste stockpiles, the life time of the mine and the estimated net present value (NPV) of the entire mining operati...

Among the fossil fuels, coal is the most widely used one all over the world for different purposes and is a stable source of energy. Coal mining has serious hazards such as spontaneous combustion. Many factors can influence the tendency for occurrence of this phenomenon in coal mines and coal storages, one of which is the petrographic characteristi...

Reliable prediction of induced stress distribution in longwall panels enhances safety in longwall mining. This paper presents the results of numerical simulation intended to examine stress distribution in terms of peak abutment pressures during the first caving of longwall mining. Longwall mining was simulated by incorporating Universal Distinct El...

The main purpose of blasting in open pit mines is to produce the feed for crushing stage with the optimum dimensions from in situ rocks. The size distribution of muck pile indicates the efficiency of blasting pattern to reach the required optimum sizes. Nevertheless, there is no mature model to predict fragmentation distribution to date that can be...

In the dimension stone industry, predicting energy consumption in the rock cutting process and examining its relationship with machining parameters are among the most important steps to achieving the optimum conditions in terms of energy consumption. A laboratory scale cutting machine with changing machining parameters was made and its energy consu...

This paper was assesses the cavability of roof strata in mechanized longwall coal mining in terms of their principle parameters. For this purpose, the fuzzy decision-making trial and evaluation laboratory (DEMATEL) method was employed to study and analysis the influencing parameters and interrelationships among them. Since this method is based on t...

The production rate in rock cutting machines is one of the most influential parameters in designing and planning procedures. Complete understanding of the production rate of cutting machines help experts and owners of this industry to predict the production expenses. Therefore, the present study predicts the production rate of the chain saw machine...

In underground excavations and tunneling, several methods used for excavating process. Drilling and blasting is one of these methods, which are globally used for rock excavation due to low investment and high flexibility against ground condition variations. However, negative effects of blasting to the peripheral rock mass around the excavation are...

Most of the mine design methods, especially in underground mining depend on the rock mechanics and thus, they are based on rock behavioral systems. Existence of uncertainty in the rock physical and mechanical parameters leads this assessment to be impossible. In such situation, the system thinking methods can be useful. The aim of this paper is to...

Prediction of the drilling penetration rate is one the important parameters in mining operations. This parameter has a direct impact on the mine planning and cost of mining operations. Generally, Effective parameters on the penetration rate is divided into two classes: rock mass properties and specifications of the machine. The chemical components...

Immediate roof caving in longwall mining is a complex dynamic process, and it is the core of numerous issues and challenges in this method. Hence, a reliable prediction of the strata behavior and its caving potential is imperative in the planning stage of a longwall project. The span of the main caving is the quantitative criterion that represents...

Texture coefficient is one of the most influential parameters in rock engineering specifications in various projects including drilling, cutting, permeability of all-section drilling devices, etc. Meanwhile, investigating and forecasting the energy consumption of saw cutters are one of the most important factors in estimating the cutting costs. The...

The purpose of this study is the application of meta-heuristic algorithms and fuzzy logic in the optimization and clustering to predict the sawability of dimension stone. Survey and classification of dimension stones based on their physical and mechanical properties can be so impressive in the optimization of machine applications that are in this i...

According to the human requirement, such as mineral extraction, transportation, etc., tunnel construction is an evident need. Mining and tunneling activities are full of problems with uncertainty, which make these problems complex and difficult. Overbreak is one of these problems that we are encountering in the tunneling process, particularly in th...

Performance measurements of gang saws were conducted on 12 different carbonate rocks in marble factories located in Iran. Ampere consumption and rock properties such as uniaxial compressive strength, Young modulus, Mohs hardness and Schimazek's F-abrasiveness factor were evaluated using linear and nonlinear regression analysis. The result of linear...

Maintenance cost is a significant part of production costs. Hence, logistics and spare part management should be considered early in the design and operational phase. The reliability characteristic of the item can be used effectively to spare part prediction (SPP). In mining industries, the reliability characteristic can be affected significantly b...

This study aimed to develop new statistical models for evaluating the specific ampere draw (SI) based on rock brittleness index in rock sawing process. A variety of rocks, including carbonate and granite, were cut by a fully instrumented laboratory-sawing rig with two different types of circular diamond saws. Laboratory tests were performed at diff...

The quantitative feedback theory (QFT) is adopted as a robust control scheme for the distribution-static-compensator (DSTATCOM) in order to deactivate the effects of variations in its harmonic filter parameters on the fault ride through (FRT) capability of wind turbines (WTs). These variations may be due to factors like component aging and thermal...

Mining can become more sustainable by developing and integrating economic, environmental, and social components. Among the mining industries, coal mining requires paying a serious attention to the aspects of sustainable development. Therefore, in this work, we investigate the impacting factors involved in the sustainable development of underground...

The appropriate maintenance strategy for a specific system requires a detailed analysis of the system’s reliability. Reliability analysis relies greatly on the historical failure and repair data. Lack of data, poor quality data, data censoring, and combining data from different systems working in different operating conditions are some of the chall...

In this research, the performance prediction of diamond wire saw in carbonate rock sawing was investigated on 14 different carbonate rocks in some famous quarries located in Iran. For laboratory tests, rock samples were collected from the studied quarries. Some important mechanical and physical properties of stone such as elasticity modulus, equiva...

The phenomenon of coal spontaneous combustion is one of the common hazards in coal mines and also one of the important reasons for the loss of coal in piles and mines. Based on previous researches, different types of coals have different spontaneous combustion characteristics. For coal loss prevention, a measure is necessary for prediction of coal...

With regard to the immense importance of cut-off grade in designing and planning open pit mines, optimizing this parameter has considerable effects in mining economic. This paper describes objective function for single metal mines with multi-product. For this purpose, the operation process in mine No.1 of the Golgohar iron mine that produces three...

Retreat mining is always accompanied by a great amount of accidents and most of them are due to roof fall. Therefore, development of methodologies to evaluate the roof fall susceptibility (RFS) seems essential. Ghasemi et al. (2012) proposed a systematic methodology to assess the roof fall risk during retreat mining based on risk assessment classic...

This paper studied reliability of electrical system for electrical-hydraulic rotary drilling machines. Reliability is the most important characterization of repairable systems. Electrical systems have a vital role in any electrical-diesel or electrical-hydraulic machines. As any failure in electrical system finally leads to stopping the machine, re...

When a system’s performance is inadequate, the concept of availability importance can be used to improve it. The availability of an item depends on the combined aspects of its reliability and maintainability. In a system consisting of many subsystems, the availability of some subsystems is more important to system performance than others. The avail...