Mohammad Ali Riahi
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View article: Seismic facies classification and TOC prediction using seismic attributes and Hjorth parameters, in the Groningen field in northeastern Netherlands
Seismic facies classification and TOC prediction using seismic attributes and Hjorth parameters, in the Groningen field in northeastern Netherlands Open
The use of seismic attributes for characterization and exploration is crucial. This significance increases with the growing number of attributes being used, developed, or newly derived, regardless of their relation to previous ones. Facies…
View article: Improving electromagnetic noise removal from seismic data using innovative EM receivers: a novel hybrid approach
Improving electromagnetic noise removal from seismic data using innovative EM receivers: a novel hybrid approach Open
Considering the large extent of conventional seismic projects for hydrocarbon exploration, the electromagnetic (EM) noise from power grids is an inevitable challenge. Common methods for addressing this noise in seismic data follow a freque…
View article: Seismic Facies classification and TOC prediction using seismic attributes and Hjorth parameters, in the Groningen field in northeastern Netherlands
Seismic Facies classification and TOC prediction using seismic attributes and Hjorth parameters, in the Groningen field in northeastern Netherlands Open
The use of seismic attributes for characterization and exploration is crucial. This significance increases with the growing number of attributes being used, developed, or newly derived, regardless of their relation to previous ones. Facies…
View article: Design and fabrication of a LEG based stretchable piezoresistive acoustic pressure sensor for ultra low pressures
Design and fabrication of a LEG based stretchable piezoresistive acoustic pressure sensor for ultra low pressures Open
The development of an acoustic pressure sensor capable of detecting ultra-low-amplitude signals has been a crucial focus in marine, environmental, and military communication applications. This study presents the design, fabrication, and ch…
View article: Integrating Bayesian classification and ANN for lithofacies classification using well and seismic data: Bahregansar case study
Integrating Bayesian classification and ANN for lithofacies classification using well and seismic data: Bahregansar case study Open
This paper integrates supervised Bayesian classification with a conjugate-based artificial neural network (ANN) to classify seismic data into four lithofacies defined at well locations. This study focuses on the Miocene Ghar Formation, whi…
View article: Development of a composite sandwich-structure piezoresistive pressure sensor for subtle-pressures application
Development of a composite sandwich-structure piezoresistive pressure sensor for subtle-pressures application Open
The Design and manufacturing of a noble piezoresistive pressure sensor (PS) for subtle pressures (<1 kPa) were presented. Meanwhile, in the studies conducted in the field of pressure sensors, the measurement of subtle pressures has receive…
View article: 3D Modeling of Electrofacies from Seismic and Well-log Data Using a Geostatistical Algorithm
3D Modeling of Electrofacies from Seismic and Well-log Data Using a Geostatistical Algorithm Open
Facies analysis represents a major part of reservoir characterization studies. The present study examines reservoir electrofacies (EFs) based on seismic and well-log data using several intelligent clustering methods. Results of the cluster…
View article: Application of watershed segmentation algorithm and supervised Bayesian classification in the evaluation of petrophysical parameters, pore properties, and lithofacies using 3D seismic data, wireline logs, and SEM images: A case study from Abadan Plain, SW Iran
Application of watershed segmentation algorithm and supervised Bayesian classification in the evaluation of petrophysical parameters, pore properties, and lithofacies using 3D seismic data, wireline logs, and SEM images: A case study from Abadan Plain, SW Iran Open
In this paper, an integrated workflow based on recent geoscience data is presented for assessing the reservoir characterization and structural interpretation of the Burgan formation, a highly productive formation in the Abadan plain, SW Ir…
View article: Compare the effect of Rhodococcus erythropolis and Rhodococcus equi on crude oil by FT-IR technique
Compare the effect of Rhodococcus erythropolis and Rhodococcus equi on crude oil by FT-IR technique Open
The anthropogenic activities of the fossil fuel industry are a key contributor to environmental pollution, producing more than one billion tons of waste sludge annually. This sludge is a complex water-oil emulsion containing toxic levels o…
View article: Electro-facies classification based on core and well-log data
Electro-facies classification based on core and well-log data Open
Facies studies represent a key element of reservoir characterization. In practice, this can be done by making use of core and petrophysical data. The high cost and difficulties of drilling and coring operations coupled with the time-intens…
View article: Classification of rock facies using deep convolutional neural network
Classification of rock facies using deep convolutional neural network Open
Investigating rock facies is very important in the study of hydrocarbon reservoirs. The logs used in this research are related to facies logs from nine wells from the gas reservoir located in Kansas, USA. The rock facies identified in this…
View article: Pore pressure prediction using seismic acoustic impedance in an overpressure carbonate reservoir
Pore pressure prediction using seismic acoustic impedance in an overpressure carbonate reservoir Open
The drilling engineers favor a quantifiable understanding of the subsurface overpressure zones to avoid drilling hazards. The conventional pore pressure estimation techniques in carbonate reservoirs are prone to uncertainties that affect t…
View article: Evaluation of Wellbore Stability by Analytical and Numerical Methods: A Case Study in a Carbonate Oil Field
Evaluation of Wellbore Stability by Analytical and Numerical Methods: A Case Study in a Carbonate Oil Field Open
The instability of the wellbore has significant effects on drilling, causing delays in operations, increasing costs, and ultimately may result in the abandonment of wells. Nowadays, it is possible to stabilize a wellbore by changing the dr…
View article: Determination of the mud weight window, optimum drilling trajectory, and wellbore stability using geomechanical parameters in one of the Iranian hydrocarbon reservoirs
Determination of the mud weight window, optimum drilling trajectory, and wellbore stability using geomechanical parameters in one of the Iranian hydrocarbon reservoirs Open
The challenges behind this research were encountered while drilling into the Ilam, Mauddud, Gurpi, and Mishrif Formations, where severe drilling instability-related issues were observed across the weaker formations above the reservoir inte…
View article: Aerobic degradation of oil-based mud drilling fluid by in situ bacteria in the Hawizeh Marshes
Aerobic degradation of oil-based mud drilling fluid by in situ bacteria in the Hawizeh Marshes Open
The increasing global demand for hydrocarbon has brought new challenges in the petroleum reservoir's drilling process. Non-biodegradable chemical additives are used in drilling fluid and it leads to endangering the environment and personne…
View article: The role of effective thickness of the Asmari Formation zones on oil production
The role of effective thickness of the Asmari Formation zones on oil production Open
This paper investigates the role of the effective thickness of the Asmari reservoir formation zones on oil production in one of the Iranian carbonate oil fields. Effective thickness is a term that includes the total gross thickness of rock…
View article: Determination of geomechanical parameters of Sarvak formation using seismic, and well-log data in one of the hydrocarbon fields at the southwest of Iran
Determination of geomechanical parameters of Sarvak formation using seismic, and well-log data in one of the hydrocarbon fields at the southwest of Iran Open
Determination of geomechanical parameters of Sarvak formation using seismic, and well-log data in one of the hydrocarbon fields at the southwest of Iran
View article: Simplified Automatic Seismic to Well Tying Using Smooth Dynamic Time Warping Technique in R
Simplified Automatic Seismic to Well Tying Using Smooth Dynamic Time Warping Technique in R Open
Seismic well tying is a crucial part of the interpretation phase in exploration seismology. Tying wells usually involves forward modeling a synthetic seismogram from sonic and density logs and then matching the obtained synthetic seismogra…
View article: Geomechanical unit modeling using seismic and well log data in one of the southwestern Iranian oilfields
Geomechanical unit modeling using seismic and well log data in one of the southwestern Iranian oilfields Open
Geomechanical modeling plays a substantial role in the life cycle of a hydrocarbon reservoir and is a key factor in drilling operation optimization. Formations with low mechanical stability can cause wellbore instability or failure during …
View article: Identifying Gas-bearing Carbonate Reservoir Using Extended Elastic Impedance
Identifying Gas-bearing Carbonate Reservoir Using Extended Elastic Impedance Open
It is difficult to identify the carbonate reservoirs by using conventional seismic reflection data, especially in cases where the reflection coefficient of the gas-bearing zone is close to that of the carbonate background. In such cases, t…
View article: Prediction of in situ stresses, mud window and overpressure zone using well logs in South Pars field
Prediction of in situ stresses, mud window and overpressure zone using well logs in South Pars field Open
To analyze the stability of the hydrocarbon wells, it is necessary to determine the exact value of in situ vertical and minimum and maximum horizontal components of the stress. Determination of the in situ stress in well planning is vital …
View article: Evaluation of Faults Reactivation Tenacity in one of the Low-Pressure SW Iranian Carbonate Reservoirs: An IOR Viewpoint
Evaluation of Faults Reactivation Tenacity in one of the Low-Pressure SW Iranian Carbonate Reservoirs: An IOR Viewpoint Open
In case of a decrease in reservoir pressure, injection projects are inevitable that the desired production rate is maintained. Moreover, one of the key issues in injection operations is optimum injection pressure determination to prevent f…
View article: Estimation of in situ anisotropy parameters from two perpendicular walkaway VSP lines in South Pars field
Estimation of in situ anisotropy parameters from two perpendicular walkaway VSP lines in South Pars field Open
Vertical phase slowness and polarization angle are the in situ parameters of P-wave propagation that can be derived from walkaway vertical seismic profiling (VSP) data. To use these data for estimating anisotropy parameters, we obtain an e…
View article: Investigation of enterobacter aerogenes effects on heavy oil from biological degradation aspects by GC*GC technique
Investigation of enterobacter aerogenes effects on heavy oil from biological degradation aspects by GC*GC technique Open
The main cause of oil pollution of soil is the emergency situations within oil production, transportation and processing in the boundaries of industrial sites of chemical and petrochemical industries. Oil pollution leads to the deteriorati…
View article: Using a novel method for random noise reduction of seismic records
Using a novel method for random noise reduction of seismic records Open
Random or incoherent noise is an important type of seismic noise, which can seriously affect the quality of the data. Therefore, decreasing the level of this category of noises is necessary for increasing the signal-to-noise ratio (SNR) of…
View article: Detection of channel by seismic texture analysis using Grey Level Co-occurrence Matrix based attributes
Detection of channel by seismic texture analysis using Grey Level Co-occurrence Matrix based attributes Open
Seismic attributes are useful tools for identifying and characterizing geological properties. Seismic interpretation can be supported by seismic attribute analysis. Common seismic attributes use mathematical relationships, based on the geo…
View article: Application of simultaneous prestack inversion in reservoir facies identification
Application of simultaneous prestack inversion in reservoir facies identification Open
Poststack inversion is purely acoustic because there is no mode conversion at normal incidence. Therefore, P-wave impedance is the only information that can be estimated from poststack inversion of P-wave data. In full prestack inversion, …