... enhanced recovery canada government butane solvent assisted gravity drainage process conference steam-assisted gravity drainage europe government viscosity reduction oil sand simulation fraction asphaltene precipitation mechanism injection feasibility evaluation thermal viscosity reduction...

... without the need for frequent fluid sampling for meter calibration. This method will also lead to reducing the need for rigless multiphase separator testing requirements resulting in substantial cost reduction. flow metering reservoir surveillance mpfm fraction upstream oil & gas triangle...

... forces are negligible, Buckley-Leverett principles yield the impact of changing injected flow fraction F or total rate Q. (2) When capillary end effects are significant, but the end effect profile is not reaching the inlet we explore increasing Q. The latter is the main novel contribution. The steady...

... and gas fractions were measured to get improved understanding and knowledge of multi-phase flow occurring in a well. The results show clearly that the AICV will choke gas and water effectively, both at single and multi-phase flow conditions. The external and independent verification are consistent...

... upstream oil & gas flood drilling fluid property europe government water management polymer flood slab 8 emulsion modeling & simulation chemical flooding methods slab 7 saturation fraction flow in porous media drilling fluid selection and formulation enhanced recovery viscosity...

... tracer hto characteristic co 2 plug production control stability experiment matrix integrity acid portland cement fraction Introduction The permanent plug and abandonment (P&A) of offshore oil and gas wells is a crucial step in ensuring the long-term safety and environmental...

... recovery changes at late time. The former lasts longer than T n,cr in practice and is instead characterized by a transition time T n,tr . The parameters T ch , T n,tr are well correlated with the CDNC shape, as quantified by one or two fractions z α,β denoting the fraction of the NCDC between...

... representing proppants of different size, or different fractions of the same proppant, are of particular interest of the present study. Proppant Particle Size Distribution Abstract We introduced fracture hydrodynamics and in-situ kinetics model capable of simulating particle size distribution...

... is performed on matrix block size and injection gas composition (pure C 1 , a mixture of C 1 and CO 2 , and a mixture of C 1 , C 2 and C 3 ), and the role of diffusion is evaluated for each scenario. As gas is injected, the composition of heavier hydrocarbon fractions in the gas phase significantly...

... to be reformulated to replace it for the initial saturated oil formation volume factor ( Boi ) Material balance in the PVT Cell (The reservoir) Equation 2 is equivalent to a material balance in the PVT cell assuming initially one mole of reservoir fluid and subtracting from it the molar fraction of gas...

... This paper makes use of a non-intrusive optical infrared sensing (NIOIRS) method to monitor slug flow development via statistical analysis of the sensor response. Secondly, the determination of average phase fractions over time is achieved using a proposed linear model related to bubble and slug...

... Upstream Oil & Gas calcite zone porosity radial stress composition fraction elsevier ltd compaction process international journal compressive strength Greenhouse gas Control cement matrix interface cement sheath Introduction The average global temperature of the Earth's surface...

... where S wc is the wettability-dependent volume fraction of isolated water, L npw is the depolarization factor of non-percolating water, L g is the depolarization factor of grains, and L o is the depolarization factor of oil. The depolarization factor, L p , is defined...

... of compounds and compound mixtures ("fractions") are quantified and correlated with approximate values of molecular weight of the compounds and fractions. The concept of a single carbon number (SCN) is often used to group compounds of various petroleum families (e.g. paraffins, napthenes, and aromatics), where...

... distributions of pressure and relative amount of adsorbed gas, reservoir pressure and gas recovery profiles are affected by matrix, fracture and gas parameters. Gas recovery factor RF is reported as the produced fraction of the mass initially in the reservoir. We also define RF ob as the mass fraction...

... simulation study focuses on core-flooding scenarios with different mineral volume fractions and different injection rates in fractured rocks composed of multiple minerals. The preliminary results demonstrated that the mineral volume fractions have significant impact on the porosity alteration and fracture...

... of the surfactant solution selection process in the future. Upstream Oil & Gas Wettability Control fraction Injection Rate breakthrough experiment surfactant solution NaCl brine enhanced recovery concentration solubilization ratio flooding experiment chemical flooding methods salinity scan...

... compositions; Classify wells into potential groups with the same geochemical reactions occurring; Identified scaling tendencies using plots of ion concentrations vs calculated sea water fractions; Build reaction model and compare simulation results with the observations made from measured produced...

..., the challenges with PNA based characterization methods are discussed. fluid modeling pr pc-saft sbwr srk pr calculation Characterization Method PVT database PVT measurement Pedersen correlation oil 329 reservoir fluid fraction equation of state scn component deviation model parameter YAn pc...

... it is observed that stirring water and crude oil (without adding any polar fraction) with calcite fines leads to the formation of water soluble oil emulsions. The composition of the initial and final oil was obtained through gas chromatographic analysis. Best grade chemicals were obtained for the fines...