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Browsing School of Mining and Geosciences by Title
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Shafiei, Ali; Ahmadi, Mohammad Ali; Dusseault, Maurice B.; Elkamel, Ali; Zendehboudi, Sohrab; Chatzis, Ioannis
(Energies, doi:10.3390/en11020292, 2018-01-28)
Thermal oil recovery techniques, including steam processes, account for more than 80%
of the current global heavy oil, extra heavy oil, and bitumen production. Evaluation of Naturally Fractured Carbonate Reservoirs (NFCRs) ...
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Salimova, Rashida; Pourafshary, Peyman; Wang, Lei
(Applied Sciences, 2021-07)
Low salinity water (LSW) injection is a promising Enhanced Oil Recovery (EOR) techniquethat has the potential to improve oil recovery and has been studied by many researchers. LSWflooding in carbonates has been widely ...
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Salimova, Rashida
(Nazarbayev University School of Mining and Geosciences, 2021-07)
Maximizing crude oil recovery is a main objective of the oil and gas industry. Oil recovery by natural production in carbonates is usually lower than 30%. Thus, Enhanced Oil Recovery (EOR) methods are used to increase the ...
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Tatar, Afshin; Askarova, Ingkar; Shafiei, Ali; Rayhani, Mahsheed
(ACS Omega, 2021-11-16)
Low salinity waterflooding (LSWF) and its variants also known as smart water or ion tuned water injection have
emerged as promising enhanced oil recovery (EOR) methods. LSWF is a complex process controlled by several ...
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Khan, Mohammad Kamal Asif; Khan, Javed Akbar; Ullah, Habib; Al-Kayiem, Hussain H.; Irawan, Sonny; Irfan, Muhammad; Glowacz, Adam; Liu, Hui; Glowacz, Witold; Rahman, Saifur
(MDPI AG, 2021-04-16)
The present study investigates the effect of TiO2 nanoparticles on the stability of Enhanced Oil Recovery (EOR)-produced stable emulsion. The chemical precipitation method is used to synthesize TiO2 nanoparticles, and their ...
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Bastami, Alireza; Pourafshary, Peyman; Shafiei, Ali
(Energies, 2018-10-20)
Very few thermodynamic models exist for estimation of density alteration due to solution of CO2 in a pure H2O and CaCl2–H2O system. All of these models require density of CaCl2 solution to estimate density of CaCl2–H2O–CO2 ...
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Bastami, Alireza; Pourafshary, Peyman; Shafiei, Ali
(MDPI, 2018-10-20)
Very few thermodynamic models exist for estimation of density alteration due to solution of
CO2 in a pure H2O and CaCl2–H2O system. All of these models require density of CaCl2 solution to
estimate density of CaCl2–H2O–CO2 ...
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Khan, Javed Akbar; Irawan, Sonny; Dan, Iliyas Bin Md; Cai, Baoping
(Ain Shams Engineering Journal, 2021)
Determining the magnitude of an influx into the wellbore when a kick event occurs is very important
during well design as well as the well execution phases. This research is conducted to determine the kick
tolerance where ...
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Akhmedya, Madyar
(Nazarbayev University School of Mining and Geosciences, 2022-04)
Mining is recognized for being one of the most dangerous industries in the world due to the difficult working conditions. Working in such hazardous circumstances in an underground mine often results in a variety of accidents. ...
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Mortazavi, Ali; Kuzembayev, Nursultan
(Energies, 2022-09-06)
Underground mining is one of the riskiest industries. It is well established that the investigation of geomechanical parameters at the design stage of an underground mine provides the approximate rock mass characteristics, ...
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Kairat, Akbota
(School of Mining and Geosciences, 2023)
Wetlands play a crucial role in the ecosystem by providing shelter and food for various
species and contributing to groundwater replenishment, water retention, and detention.
They also prevent flooding in nearby ecosystems ...
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Kizatov, Yeskendir
(School of Mining and Geosciences, 2023-03-31)
Kazakhstan is a country that economically relies on the export, especially on the export of the products of mining. Review of recent publications has proven the claim above. That is why mining sector has a significant ...
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Sedaghatzadeh, Mostafa; Shahbazi, Khalil; Pourafshary, Peyman; Razavi, Seyed Ali
(KEAI PUBLISHING LTD, 2019-08)
The effects of different cation concentrations and types on rheological property and stability of Guar, Xanthan, and Partially Hydrolyzed Polyacrylamide (HPAM) cross-linked gels were analyzed through experiments. Also, a ...
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Garapov, Arman
(School of Mining and Geosciences, 2023)
Low-salinity waterflooding (LSWF) in carbonate formations can alter wettability to more favorable conditions and increase oil recovery. LSWF performance depends on various parameters, such as temperature, oil composition, ...
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Moradpour, Nikoo; Karimova, Marzhan; Pourafshary, Peyman; Zivar, Davood
(American Chemical Society, 2020-07-14)
The results of many previous studies on low salinity/controlled ions water (CIW) flooding suggest that future laboratory and modeling investigations are required to comprehensively understand and interpret the achieved ...
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Yessengossov, Zhangir
(Nazarbayev University School of Mining and Geosciences, 2022-04-01)
Seismicity is a crucial factor that should be considered in underground mines, it occurs due to natural earthquakes or due to human induced activity, primary reasons might be excavation of an orebody, construction of haulage ...
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Zhalgasbayeva, Assel
(Nazarbayev University School of Mining and Geosciences, 2022-04-30)
Tantalum (Ta) and Niobium (Nb) are critical metals required in many applications related to the energy transition. They are typically found in rare-metal pegmatites, where they occur in minerals of the tantalite – columbite ...
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Maxutov, Kuandyk
(Nazarbayev University School of Mining and Geosciences, 2022-04-04)
Rockburst is a phenomenon commonly described as a sudden and violent event in underground mines that result in significant damages to underground excavations, equipment. It also threatens the safety of the mine workers and ...
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Yapiyev, Vadim; Samarkhanov, Kanat; Tulegenova, Nazym; Jumassultanova, Saltanat; Verhoef, Anne; Saidaliyeva, Zarina; Umirov, Nursultan; Sagintayev, Zhanay; Namazbayeva, Assel
(Preprint, 2019-01)
Both climate change and anthropogenic activities contribute to the deterioration of terrestrial water resources and ecosystems worldwide. Central Asian endorheic basins are among the most affected regions through both ...
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Mazhit, Birzhan
(Nazarbayev University School of Mining and Geosciences, 2022-03)
Moving toward greener and more eco-friendly oil and gas industry is one of the major challenges that face today practice. One of the methods to enhance oil production is to use chemicals as part of improved oil recovery ...