An assessment of model-based multiobjective optimization for efficient management of subsurface flow

J Fu, XH Wen - SPE Western Regional Meeting, 2018 - onepetro.org
The making of development plan to produce an oil or gas field usually involves several
distinct stakeholders (eg, the operator, partners and the government) with many …

Doctrines and realities in viscous and heavy-oil reservoir engineering

E Vittoratos, AR Kovscek - Journal of Petroleum Science and Engineering, 2019 - Elsevier
Doctrines often develop with minimal empirical support. This observation is clear in reservoir
engineering for heavy and viscous oils. Our objective is to develop a deeper appreciation of …

Investigation on the Impact of Voidage Replacement Ratio and Other Parameters on the Performances of Polymer Flood in Heavy Oil Based on Field Data

E Delamaide - SPE Latin America and Caribbean Petroleum …, 2017 - onepetro.org
Polymer flooding has now become a relatively well accepted method to increase production
and recovery in heavy oil fields. Numerous pilots have taken place these last few years and …

Experimental study on pressure control strategies for improving waterflooding potentials in a heavy oil-methane system

X Peng, F Zeng, Z Du, H Yang - Journal of Petroleum Science and …, 2017 - Elsevier
Due to the adverse mobility ratio conditions in heavy oil waterflooding processes, the
viscous force is not as significant as that in conventional waterflooding in terms of enhancing …

Production optimization through voidage replacement using triggers for production rate

C Temizel, H Kirmaci, Z Wijaya, K Balaji… - … International Heavy Oil …, 2016 - onepetro.org
Voidage replacement is a key element in displacement processes, not only for keeping the
reservoir pressure at its initial level but also in mitigating surface subsidence in certain fields …

Spontaneous fingering between miscible fluids

W Song, NN Ramesh, AR Kovscek - Colloids and Surfaces A …, 2020 - Elsevier
Diffusion-initiated interfacial dynamics between two miscible fluids are investigated.
Heptane is diffused into viscous crude oil in a microscale Hele-Shaw cell. No external …

Doctrines and realities in reservoir engineering

E Vittoratos, A Kovscek - SPE Western Regional Meeting, 2017 - onepetro.org
Doctrines often develop with minimal empirical support. This observation is clear in reservoir
engineering for heavy and viscous oils. Our objective is to develop a deeper appreciation of …

Nanoparticle delivery to porous media via emulsions and thermally induced phase inversion

UU Amanam, H Zeng, AR Kovscek - Colloids and Surfaces A …, 2019 - Elsevier
We report a novel payload delivery technique based upon surfactant-stabilized emulsions to
transport nanoparticles into geological formations. Such nanoparticles are useful for …

Recovery efficiency of a 28 API crude-oil system as a function of voidage replacement ratio

TW Kim, E Vittoratos, AR Kovscek - Journal of Petroleum Science and …, 2019 - Elsevier
Crude-oil recovery processes with a voidage replacement ratio (VRR= injected
volume/produced volume) less than 1 combine solution gas drive mechanisms and viscous …

The effect of voidage-displacement ratio on critical gas saturation

TW Kim, AR Kovscek - SPE Journal, 2019 - onepetro.org
The critical gas saturation in permeable sands was studied as a function of depletion rate
and the presence of an aqueous phase as the major experimental variables. Voidage …