Evaluation of nanopore confinement during CO2 huff and puff process in liquid-rich shale formations
Sign Up to like & getrecommendations! Published in 2020 at "Computational Geosciences"
DOI: 10.1007/s10596-019-09932-6
Abstract: CO2 huff and puff (CO2 huff-n-puff) with multistage hydraulic fracture has been proven to be a feasible approach to enhance oil recovery in shale/tight formations. The present study investigates the effect of pore confinement on… read more here.
Keywords: co2 huff; huff puff; puff process;
Laboratory study on oil recovery characteristics of carbonated water huff-n-puff process in tight cores under reservoir condition
Sign Up to like & getrecommendations! Published in 2021 at "Arabian Journal of Chemistry"
DOI: 10.1016/j.arabjc.2021.103192
Abstract: Abstract Although CO2 huff-n-puff process has been widely employed as an efficient oil recovery and carbon storage technique in unconventional reservoirs, it suffers from the disadvantages of lack of availability near a large field and… read more here.
Keywords: puff process; huff puff; puff; oil ... See more keywords
Pore-scale analysis of gas huff-n-puff enhanced oil recovery and waterflooding process
Sign Up to like & getrecommendations! Published in 2018 at "Fuel"
DOI: 10.1016/j.fuel.2017.11.033
Abstract: Abstract Understanding the complex pore network and fractures are crucial to efficiently producing tight gas and oil reservoirs. A better understanding of gas flooding recovery mechanisms will lead to improved successes of EOR (enhanced-oil-recovery) practices… read more here.
Keywords: gas; huff puff; oil; recovery ... See more keywords
CO2-EOR mechanisms in huff-n-puff operations in shale oil reservoirs based on history matching results
Sign Up to like & getrecommendations! Published in 2018 at "Fuel"
DOI: 10.1016/j.fuel.2018.04.012
Abstract: Abstract Improved Oil Recovery (IOR) techniques in Unconventional Liquids Rich Reservoirs (ULR) are still a new concept because there is no commercial project for any IOR technique so far. Carbon dioxide (CO2) based EOR technique… read more here.
Keywords: conventional reservoirs; co2 eor; co2; huff puff ... See more keywords
The application of N2 huff and puff for IOR in fracture-vuggy carbonate reservoir
Sign Up to like & getrecommendations! Published in 2018 at "Fuel"
DOI: 10.1016/j.fuel.2018.07.128
Abstract: Abstract In Tahe Oilfield, Tarim Basin, NW China, although the carbonate reservoir displays poor porosity and permeability in matrix, the fractured-vuggy system distributes in a random, discreet and discontinuous way, which could yield high oil… read more here.
Keywords: carbonate reservoir; huff puff; vuggy carbonate; carbonate ... See more keywords
An integrated workflow to characterize lower Eagle Ford shale for hydrocarbon gas huff-n-puff simulation
Sign Up to like & getrecommendations! Published in 2021 at "Fuel"
DOI: 10.1016/j.fuel.2020.119854
Abstract: Abstract Huff-n-puff (HnP) gas injection has proven to be effective for recovering more liquid hydrocarbons from shale oil reservoirs. However, effective simulation of HnP requires a better understanding of the complex microstructure of shales and… read more here.
Keywords: lower eagle; eagle ford; integrated workflow; gas ... See more keywords
A comparative study of huff-n-puff gas and solvent injection in a shale gas condensate core
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2017.01.012
Abstract: Abstract A compositional modeling study is conducted to compare huff-n-puff solvent injection with gas injection in improving oil recovery from shale gas-condensate reservoirs. The solvents used are methanol and isopropanol, and gases are methane and… read more here.
Keywords: recovery; solvent injection; gas; condensate ... See more keywords
Role of molecular diffusion in heterogeneous, naturally fractured shale reservoirs during CO2 huff-n-puff
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.01.032
Abstract: Abstract Shale reservoirs are characterized by high degree of heterogeneity and ultra-low matrix permeability. Natural fracture (both macro and micro) systems are important to increase the performance of shale reservoirs by providing flow path for… read more here.
Keywords: molecular diffusion; correlation length; cycle; huff puff ... See more keywords
The effects of the boundary layer and fracture networks on the water huff-n-puff process of tight oil reservoirs
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2019.01.065
Abstract: Abstract Application of multi-fractured horizontal wells has led to significant progress in the development of tight oil reservoirs. However, oil production rapidly decreases and the estimated ultimate recovery is still low when the well is… read more here.
Keywords: huff puff; oil; water; water huff ... See more keywords
Combination of a chemical blend with CO2 huff-n-puff for enhanced oil recovery in oil shales
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2020.107546
Abstract: Abstract The oil recovery from extremely low permeability shale oil reservoirs by depressurization is only about 7–10% of the original oil in place (OOIP). The objective of this work is to evaluate a hybrid process… read more here.
Keywords: co2 huff; oil recovery; huff puff; oil ... See more keywords
Percolation Characteristics and Injection Limit of Surfactant Huff-n-Puff in a Tight Reservoir
Sign Up to like & getrecommendations! Published in 2022 at "ACS Omega"
DOI: 10.1021/acsomega.2c03679
Abstract: For the development of tight reservoirs, large-scale volume fracturing is frequently utilized as an effective production enhancement strategy. However, there is a significant decrease in productivity after fracturing. Improvement of production through secondary surfactant huff-n-puff… read more here.
Keywords: injection; huff puff; production; percolation ... See more keywords