Results 1 to 10 of about 7,390,782 (267)

Analysis on the Formation of Water/Oil Emulsion System of High Water-cut Crude Oil and Its Profile and Flooding Effect [PDF]

open access: yesE3S Web of Conferences, 2022
In view of the limitations of modulated flooding technology in low permeability high temperature reservoirs, the water/oil emulsion with the effect of expanding sweep volume and its influence on the effect of modulated flooding were studied.
Ge Hongjiang   +9 more
doaj   +1 more source

Suitability assessment of carbon dioxide storage sites in sedimentary basins [PDF]

open access: yesE3S Web of Conferences, 2022
The assessment of the suitability of CO2 storage sites is the basis for large-scale deployment of Carbon Capture Utilization and Storage (CCUS) projects.
Wang Pengtao   +8 more
doaj   +1 more source

Effect of perforation shear on viscosity of polymer solution [PDF]

open access: yesE3S Web of Conferences, 2023
Polymer flooding is a tertiary oil recovery technology that is very suitable for the characteristics of China’s reservoirs. However, due to the fast flow rate of polymer solution in near-well zone, the shear effect of perforation blasthole and the ...
Yan Xi   +9 more
doaj   +1 more source

Identification of potential CCUS clusters and its pipeline network optimization in China [PDF]

open access: yesE3S Web of Conferences, 2022
Climate change is a huge challenge facing the world. Carbon Capture, Utilization and Storage (CCUS) is an important technology that is expected to ensure the continued safe and large-scale use of fossil energy under the pressure of climate change in ...
Wang Pengtao   +10 more
doaj   +1 more source

Exploration and Practice of CO2 Huff-N-Puff Combined CO2 Flooding in Shale Oil Well Cluster Group [PDF]

open access: yesE3S Web of Conferences, 2022
Shale oil production wells in Dagang Oilfield in China are put into production by means of horizontal well and segmented multi-cluster massive volume fracturing.
Wang Haifeng   +8 more
doaj   +1 more source

Residual oil start-up mechanism of polymer/surface dual flooding after polymer flooding in medium-high permeability reservoir [PDF]

open access: yesE3S Web of Conferences, 2023
The remaining oil distribution and displacement mechanism of poly/surface dual flooding stage in medium and high permeability reservoir are not clear. In this paper, the reservoir conditions in Gangxi Area 3 of Dagang Oilfield were taken as the research ...
Zhang Nan   +8 more
doaj   +1 more source

Study on the Adaptability of Jurassic Nitrogen Foam Cone Pressing [PDF]

open access: yesE3S Web of Conferences, 2023
Aiming at the problems of bottom water coning and oil well flooding caused by the large impact of the early production strength of the Jurassic bottom water direct contact well in the Seventh Oil Production Plant.
Tang Xiujun, Li Xiao, Yang Chen, Li Ling
doaj   +1 more source

Conventional Mercury Penetration and Constant Velocity Mercury Penetration Experiments Are Used to Quantitatively Characterize the Difference in Micropore Structure in Low Permeability Reservoirs and Its Influence on Movable Fluid Saturation

open access: yesGeofluids, 2023
There are many research methods and experimental means for quantitative and semiquantitative evaluation of low permeability reservoirs. Generally, people do not use a single means to study them but use a variety of experimental means to verify and ...
Kaitao Yuan   +5 more
doaj   +1 more source

Geochemical Characteristics of Formation Water in Carbonate Reservoirs and Its Indication to Hydrocarbon Accumulation

open access: yesGeofluids, 2022
The migration path of formation water plays an indispensable role in hydrocarbon accumulation and preservation. The hydrodynamic field controls the content of various ions in formation water and is an important participant in hydrocarbon evolution ...
Zhen Sun   +8 more
doaj   +1 more source

Evaluation of CO2 enhanced oil recovery and CO2 storage potential in oil reservoirs of petroliferous sedimentary basin, China

open access: yesScience and Technology for Energy Transition, 2023
Carbon Capture, Utilization, and Storage (CCUS) technology has emerged as the bottom-line technology for achieving carbon neutrality goals in China. The development of Carbon Dioxide Enhanced Oil Recovery (CO2-EOR) not only increases revenue for high ...
Wang Peng-Tao   +8 more
doaj   +1 more source

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