... with large well spacing. united states government flooding enhanced recovery upstream oil & gas complex reservoir bitumen steam-assisted gravity drainage china government asia government sagd displacement efficiency viscosity application puff mechanism characteristic thermal method...

... the highly dispersed remaining oil in the post polymer flooding reservoirs, the continuous phase polymer solution in ASP technology was replaced by nano-micron particle polymer dispersion to realize optimization for EOR mechanism, so the ASP technology was upgraded. The field test, has been completed...

... size analysis, compatibility, and thermal stability were evaluated for FDC according to the prevailing mechanism. Afterward, an experiment to simulate the reservoir environment was conducted to estimate oil incremental and blocking mechanism, in terms of residual resistance factor (RRF) performance...

... of the subsurface component of a CCS project. This paper shall provide an overview of the key aspects that guide subsurface storage evaluations: containment ability, trapping mechanisms, storage capacity, and injectivity. It will highlight the different storage capacity assessment methods. Then it shall discuss...

... Abstract Sustained casing pressure (SCP) is an industry wide challenge, and the evaluation and validation of a new cement system proactively mitigates SCP defending against numerous flow mechanisms, by delivering a barrier that minimizes fluid loss, shortens transition time, improves shear...

... of several sub-layers. The main drive mechanism for the reservoirs is solution gas with additional support from small gas caps in several reservoirs and fault blocks. The field was initially developed in 2012 via a new wellhead platform tied to a nearby hub platform, and a second phase of development...

.... , Cygan , R.T. , Deng , W. , Dewers , T. and DiCarlo , D.A. , 2014 . Chemical and hydrodynamic mechanisms for long-term geological carbon storage . The Journal of Physical Chemistry C , 118 ( 28 ), pp. 15103 – 15113 . Chang , Yih-Bor , Coats , Brian K. , and James S...

.... In term of fluid-fluid test, the compatibility and thermal stability tests were conducted using reservoir fluids at reservoir temperature. The rheology of fluids was also measured during monitoring of stability. The mechanism of nanoparticles displace oil were measured through dynamic interfacial tension...

... strategy can be better defined. Laboratory testing is crucial to identify the root cause of damage. The integrated laboratory experiments were designed to elucidate, diagnose, and mitigate the damage mechanism. In this study, it was divided into 3 integrated tests: rock solids (inorganic), fluids (organic...

... appeared, defined as casing buckling elliptical deformation in this paper. The mechanism of such deformation is revealed through statistical studies of morphological, geological, and engineering factors. Research indicates that an abrupt change in wellbore trajectory is the critical factor. Elastic...

..., mechanism of dispersal and distribution as well as improved prediction methods. This research uses an integration of datasets from several wells and seismic velocities in the field to better understand overpressure formation and distribution in Niger Delta. This pocess would involve delineating...

... differential production pressure are beneficial to CO 2 HnP recovery ( F. TORABI et al., 2007 ; Chengyao Song et al., 2013 ; Wanfen Pu et al., 2016 ;). Shawket Ghedan conducted a systematic study on the effect of CO 2 on reservoirs and clarified the main mechanisms of enhanced oil recovery including: lower...

... with a particular mechanism where the low salinity water was produced from dedicated water production wells at shallow reservoir (depth 200 up to 1000 mSS) then injected to water injection wells into Main Zone reservoirs. When this was started up in 1978, the objective was to immediately provide pressure support...

... are present that would influence the development? What information is available and what are the areas of uncertainty? Geomechanics study has been conducted to predict the reservoir compaction and subsidence, wellbore stability and potential of solid production due to field depletion. 1D Mechanical...

... profitability-based system is a self-regulated mechanism that considers the multiple value drivers when deriving profit sharing between stakeholders. Variations in value drivers during the life of the project are translated into profitability measures that determine cost recovery and profit-sharing rates...

... the caprock quality include gas leaking pathway, faults and fractures, capillary pressure and pore pressure, leakage mechanism, etc. Among these elements, the understanding of the leaking mechanism is helpful for evaluating the leakage scale, the effects on the seal capacity, the risk evaluation...

... different mechanisms, i.e. pack-off, differential sticking, and wellbore geometry. Despite its infrequent occurrence, non-productive time (NPT) events have a massive cost impact. Nevertheless, stuck pipe incidents can be evaded with proper identification of its unique symptoms which allows an early...

... and operation is currently limited by an insufficient understanding of the mechanics of ‘fracture’ and its associated mechanisms in unconsolidated sands, and the lack of adequate quantitative tools to predict injection performance. Utilizing in-situ CT scanning during large-scale laboratory injection...

..., we presented the optimization and implementation of LSWF for offshore low permeability reservoir. Firstly, we provided a critical review of LSWF included the main mechanisms, laboratory test and field effect. Secondly, we designed and conducted several laboratory core flood tests. Thirdly, a lot...

... the productivity of polymer flooding oil wells. In this paper, the component analysis of the plug samples from the benefit injection wells in the field was carried out. The clogging mechanism was studied through X-ray diffraction, scanning electron microscopy, energy spectrum analysis, infrared spectroscopy...