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Spatial modeling under small sample sizes in unconventional sweet-spots map** using spatial copula
Sweet-spots map** (SM) mainly focused on searching prospective areas that have the highest potential. However, the accuracy of SM is typically...
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Seismic Response Characteristics of Tight Oil Sweet Spots in Fuyu Reservoir Under the Source in the Northern Songliao Basin
The tight oil sweet spots in the Fuyu reservoir in the northern Songliao Basin are dominated by channel sand bodies, which are controlled by physical...
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Prediction Techniques and Application Effects of Sweet Spots in Transitional Marine-Land Shale Gas Reservoirs at the Eastern Margin of the Ordos Basin
The shale gas resources of the marine-continental transitional facies in Section 2 of the eastern margin of Ordos Basin are rich, but they have thin...
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Method for evaluation of engineering sweet spots tight sandstone reservoir production wells
The resource potential of tight sandstone reservoirs in China is huge, and these reservoirs have typical characteristics such as complex lithology,...
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Probabilistic Fisher discriminant analysis based on Gaussian mixture model for estimating shale oil sweet spots
The delineation of shale oil sweet spots is a crucial step in the exploration of shale oil reservoirs. A single attribute such as total organic...
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A Robust Strategy of Geophysical Logging for Predicting Payable Lithofacies to Forecast Sweet Spots Using Digital Intelligence Paradigms in a Heterogeneous Gas Field
The most crucial elements in the oil and gas sector are predicting subsurface lithofacies utilizing geophysical logs for reservoir characterization...
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Sweet spots prediction through fracture genesis using multi-scale geological and geophysical data in the karst reservoirs of Cambrian Longwangmiao Carbonate Formation, Moxi-Gaoshiti area in Sichuan Basin, South China
Fractures play a vital role in reservoir transformation, but the distribution of faults and fractures is difficult to obtain by observing cores,...
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Optimal Design of Stimulation Measures in Low Permeability Carbonate Reservoirs: A Case Study in Iraq H Oilfield
During the development of Iraq H oilfield, a significant decline in oil production and short duration period of fracturing measure have brought great...
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Anisotropic dispersion mechanism of inter-salt shale oil reservoir in terrestrial saline lake sediments using cross-band experiments
The rock mechanical properties and elastic anisotropy of terrestrial shale oil reservoirs are affected by various factors, such as lithology,...
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Advancements in Controlled Source Electromagnetic Methods for Prospecting Unconventional Hydrocarbon Resources in China
Globally, unconventional hydrocarbons, known for the symbiosis of their hydrocarbon source and reservoir, pose significant seismic exploration...
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Research and Application of Anisotropic Prestack Inversion Technology Based on OVT Domain Dimension Reduction in Fracture Prediction-Taking Shahezi Formation of Dsh20 Well Area in Anda Area of Northern Songliao Basin as an Example
The tight sandy conglomerate of the Shahezi Formation in the northern Songliao Basin has the characteristics of deep burial, complex structure,...
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Predicting the engineering sweet spot of coal-bed methane reservoirs: a case study from Central China
In this paper, a model for predicting the “sweet spots” of favorable areas of coal-bed methane (CBM) reservoirs was proposed. Four parameters were...
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Productivity Evaluation of Horizontal Wells in Duvernay Shale Condensate Gas Reservoir in Canada
The Duvernay shale gas condensate reservoir in Canada is a typical example of the application of staged fracturing technology in horizontal shale gas...
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Main controlling factor of coalbed methane enrichment area in southern Qinshui Basin, China
Despite the significant progress made in coalbed methane (CBM) exploration and development in recent years, understanding of CBM enrichment...
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Tectonic fracture prediction for lacustrine carbonate oil reservoirs in Paleogene formations of the western Yingxiongling area, Qaidam Basin, NW China based on numerical simulation
Fractures are widely developed in lacustrine carbonate reservoirs in the Oligocene Lower Ganchaigou Formation of the western Yingxiongling area and...
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Evaluation of natural fractures and geological sweet spot in the Shunbei ultra-deep carbonate fault-controlled reservoir, Tarim Basin
The Shunbei ultra-deep carbonate strike-slip fault-controlled reservoir in Tarim Basin is rich in reserves. The strike-slip faults and the natural...
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Geophysical Well-Log Evaluation in the Era of Unconventional Hydrocarbon Resources: A Review on Current Status and Prospects
Geophysical well-log evaluation in the era of unconventional hydrocarbon resources (mainly tight oil and gas, shale oil and gas) is complicated and...
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A new approach for post-fracturing evaluation and productivity prediction based on a reservoir fracability index model in shale gas reservoirs
Multistage fracturing technology is the primary means of reservoir stimulation in shale gas wells. However, the productivity contribution of each...
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Numerical simulation of the dynamic migration mechanism and prediction of saturation of tight sandstone oil
Quantitative characterization of tight sandstone oil migration and accumulation is an emerging research frontier in the field of oil and gas...
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Intelligent prediction and integral analysis of shale oil and gas sweet spots
Shale reservoirs are characterized by low porosity and strong anisotropy. Conventional geophysical methods are far from perfect when it comes to the...
