Search Results - "Sharifzadeh, Mostafa"

Critical Reynolds number for nonlinear flow through rough-walled fractures: The role of shear processes by Javadi, Morteza, Sharifzadeh, Mostafa, Shahriar, Kourosh, Mitani, Yasuhiro

“…This paper experimentally investigates the role of shear processes on the variation of critical Reynolds number and nonlinear flow through rough‐walled rock…”
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A critical review on the developments of rock support systems in high stress ground conditions by Ghorbani, Masoud, Shahriar, Korosh, Sharifzadeh, Mostafa, Masoudi, Reza

“…Extreme ground behaviour in high-stress rock masses such as rockburst prone and squeezing ground conditions are encountered in a range of underground projects…”
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Fracturing evolution analysis of Beishan granite under true triaxial compression based on acoustic emission and strain energy by Zhang, Yan, Feng, Xia-Ting, Yang, Chengxiang, Zhang, Xiwei, Sharifzadeh, Mostafa, Wang, Zhaofeng

“…The study of rock fracturing is a fundamental research topic in rock mechanics and engineering. In this paper, based on complete stress–strain curves obtained…”
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Analytical computation of support characteristic curve for circumferential yielding lining in tunnel design by Kui Wu, Zhushan Shao, Mostafa Sharifzadeh, Siyuan Hong, Su Qin

“…Circumferential yielding lining is able to tolerate controlled displacements without failure, which has been proven to be an effective solution to large…”
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Reinforcement selection for deep and high-stress tunnels at preliminary design stages using ground demand and support capacity approach by Masoudi, Reza, Sharifzadeh, Mostafa

“…Underground mining is going to be deeper gradually because near surface resources are going to be depleted. Therefore, risk of seismic events in underground…”
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Probability Methods for Stability Design of Open Pit Rock Slopes: An Overview by Abdulai, Musah, Sharifzadeh, Mostafa

“…The rock slope stability analysis can be performed using deterministic and probabilistic approaches. The deterministic analysis based on the safety concept…”
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Role of stress, slenderness and foliation on large anisotropic deformations at deep underground excavations by Hu, Bo, Sharifzadeh, Mostafa, Feng, Xiating, Guo, Wenbin, Talebi, Roo

“…High stress concentrations around underground excavations can result in significant damage to deep hard-rock mines. These conditions can be the result of…”
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Ground behaviour analysis, support system design and construction strategies in deep hard rock mining – Justified in Western Australian's mines by Behrooz Rahimi, Mostafa Sharifzadeh, Xia-Ting Feng

“…Development of deep underground mining projects is crucial for optimum extraction of mineral deposits. The main challenges at great depth are high rock stress…”
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Assessment of block size distribution in fractured rock mass and its influence on rock mass mechanical behavior by Yao, Wenli, Mostafa, Sharifzadeh, Yang, Zhen

“…The response of rock mass to engineering activities related to environment greatly depends on the scale of rock mass. Therefore, the scale dependency of rock…”
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Effect of dynamic loading conditions on the dynamic performance of MP1 energy-absorbing rockbolts: Insight from laboratory drop test by Lou, Jinfu, Gao, Fuqiang, Li, Jianzhong, Yuan, Guiyang, Sharifzadeh, Mostafa

“…Energy-absorbing rockbolts have been widely adopted in burst-prone excavation support, and their serviceability is closely related to the frequency and…”
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Strain energy evolution characteristics and mechanisms of hard rocks under true triaxial compression by Zhang, Yan, Feng, Xia-Ting, Zhang, Xiwei, Wang, Zhaofeng, Sharifzadeh, Mostafa, Yang, Chengxiang, Kong, Rui, Zhao, Jun

“…The energy evolution processes and mechanisms between three hard rocks are studied using a strain energy analysis method under true triaxial compression (TTC)…”
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A Novel Application of Strain Energy for Fracturing Process Analysis of Hard Rock Under True Triaxial Compression by Zhang, Yan, Feng, Xia-Ting, Zhang, Xiwei, Wang, Zhaofeng, Sharifzadeh, Mostafa, Yang, Chengxiang

“…Energy principles, which can favorably explain the complete rock failure process, are one of the most reliable analysis approaches in rock mechanics and…”
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A statistically based approach to estimate the probability of rock slope stability impacted by epistemic parametric uncertainty in open pit mining by Abdulai, Musah, Sharifzadeh, Mostafa, Topal, Erkan

“…The parameters that influence rock slope stability and their failure criteria are typically derived from small sample sizes and incomplete knowledge, which can…”
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Phase Aberration Correction: A Convolutional Neural Network Approach by Sharifzadeh, Mostafa, Benali, Habib, Rivaz, Hassan

“…One of the main sources of image degradation in ultrasound imaging is the phase aberration effect, which imposes limitations to both data acquisition and…”
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Work breakdown structure (WBS) development for underground construction by Siami-Irdemoosa, Elnaz, Dindarloo, Saeid R., Sharifzadeh, Mostafa

“…A work breakdown structure (WBS) can prove to be pivotal to successful project management planning. There are few published studies about the methodologies or…”
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Partially decoupling and collar bonding of the encapsulated rebar rockbolts to improve their performance in seismic prone deep underground excavations by Masoudi, Reza, Sharifzadeh, Mostafa, Ghorbani, Masoud

“…Rockbolt is widely employed all over the world as an effective ground reinforcement element in order to secure the underground workplaces. Ordinary…”
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An investigation of underground monitoring and communication system based on radio waves attenuation using ZigBee by Moridi, Mohammad Ali, Kawamura, Youhei, Sharifzadeh, Mostafa, Chanda, Emmanuel Knox, Jang, Hyongdoo

“…[Display omitted] •ZigBee as wireless sensor network (WSN) was introduced to develop underground mine communication and monitoring systems.•ZigBee network is…”
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Design of sequential excavation tunneling in weak rocks through findings obtained from displacements based back analysis by Sharifzadeh, Mostafa, Daraei, Rahman, Broojerdi, Mohsen Sharifi

“…► We modified the excavation sequences based on learned lessons from several collapses during construction. ► Three collapses at initial 800m length of…”
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Study on Mechanical Properties and Application of a New Flexible Bolt by Xie, Zhengzheng, Zhang, Nong, Wei, Qun, Wang, Jin, Sharifzadeh, Mostafa

“…As mining depth extends continuously, complex geological environment and strong mining stress pose serious challenges against excavation safety and higher…”
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Laboratory and Numerical Investigation on Strength Performance of Inclined Pillars by Jessu, Kashi, Spearing, Anthony, Sharifzadeh, Mostafa

“…Pillars play a critical role in an underground mine, as an inadequate pillar design could lead to pillar failure, which may result in catastrophic damage,…”
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