Results 21 to 30 of about 14,596 (277)

Hydrocarbon Accumulation Control by Predominant Migration Pathways [PDF]

open access: yesEnergy Exploration & Exploitation, 2003
Geological analysis and physical analogy experiments indicate that, under geological conditions, hydrocarbon tends to migrate along a path of least resistance and attempt to follow the largest buoyancy component. There are four generalized modes of possible transport.
Xiongqi Pang   +3 more
openaire   +1 more source

Features of the Early Hydrocarbon Accumulation and Its Effects on the Late Accumulation in Sandstone Reservoir: A Case Study of the Eocene Dongying Depression, Bohai Bay Basin

open access: yesFrontiers in Earth Science, 2022
Multi-stage hydrocarbon generation and accumulation are very common in petroliferous basins. Also, determination of hydrocarbon accumulation stages and each related diagenetic feature is important for understanding the distribution of current oil and gas
Miao Wang   +19 more
doaj   +1 more source

Quantitative evaluation and models of hydrocarbon accumulation controlled by faults in the Pearl River Mouth Basin [PDF]

open access: yes, 2023
The Pearl River Mouth Basin is the largest petroliferous basin in the northern South China Sea, where hydrocarbon accumulation is strongly controlled by fault activities.
Zhang, Lili   +6 more
core   +1 more source

Petroleum accumulation: from the continuous to discontinuous

open access: yesPetroleum Research, 2017
Based on the extensive studies of conventional and unconventional hydrocarbon accumulations, the concept, classification and formation as well as distribution of petroleum reservoirs are discussed. The revised concept defined the petroleum reservoir as a
Jingzhou Zhao   +6 more
doaj   +1 more source

Secondary Migration Trend Based on Basin Modeling: A Case Study of the Cambrian Petroleum System in the Tarim Basin

open access: yesGeofluids, 2023
Secondary hydrocarbon migration is an important aspect of oil-gas accumulation research. While previous studies have relied on geological and fluid geochemical characteristics to predict migration direction, these results are often limited by the number ...
Yong Yue   +6 more
doaj   +1 more source

Accumulation condition and model of buried hill in the central uplift, Songliao Basin, China

open access: yesJournal of Natural Gas Geoscience, 2021
The Central Uplift in the Songliao Basin is a large consequent buried-hill structural belt between the east and west faulted zones. Some hydrocarbon-rich sags (e.g. Xujiaweizi and Changling), occur at both sides of the uplifted zone.
Shiwei Yi   +9 more
doaj   +1 more source

Numerical Simulation of Pore Pressure Change Caused by Hydrocarbon Generation in Chezhen Sag and Its Influence on Hydrocarbon Accumulation

open access: yes, 2023
The pore fluid pressure is important for the generation, migration, and accumulation of hydrocarbons. The Chezhen Sag region in the Bohai Bay Basin is typically characterized by pore fluid overpressure, which is the difference between the pore fluid ...
Zonghu Liao   +5 more
core   +1 more source

The Controlling Factors of the Natural Gas Hydrate Accumulation in the Songnan Low Uplift, Qiongdongnan Basin, China

open access: yesFrontiers in Earth Science, 2022
Hydrocarbon charging stages and natural gas hydrate accumulation models were established in the Songnan Low Uplift, Qiongdongnan Basin (QDNB), China. Detailed geochemical analysis, paleotemperature and paleopressure analyses, seismic interpretation, and ...
Yang Wei   +23 more
doaj   +1 more source

Application of NSO compounds in the research of hydrocarbon migration direction in the Wangjiagang area of the Dongying sagin the Bohai Bay Basin [PDF]

open access: yesE3S Web of Conferences, 2021
The determination of hydrocarbon migration direction is an important part in the study of petroleum accumulation in petroliferous basins, and plays an important role in guiding oil and gas exploration activity.
Niu Zicheng   +6 more
doaj   +1 more source

Soil gas measurements of radon, CO2 and hydrocarbon concentrations as indicators of subsurface hydrocarbon accumulation and hydrocarbon seepage

open access: yes, 2021
Soil gas measurements of radon (222Rn), CO2, and hydrocarbon concentrations, as well as gamma-ray spectrometry, were conducted at two separate locations to estimate the measurement results for known locations of hydrocarbon accumulations in the ...
Marko Špelić   +17 more
core   +1 more source

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