enhanced oil recovery processes chemical miscible and thermal

... communication Steam injection and production of condensed water and mobile oil Oil reservoir Steam injection well Heated oil and condensate flow to well Production well, oil and condensate are drained ... block (reaction r) Chemical Reactions Trang 36O 2 + flue gas + heavy ends Thermal front (water + oil vaporisation fuel oil Condensed oil + flue gas + condensed water + fuel oil Oil rim + flue gas ... ~60% Trang 10Enhanced Oil Recovery Methods Enhanced Oil Recovery IMPROVEMENT OF VOLUMETRIC EFFICIENCY Evol IMPROVEMENT OF DISPLACEMENT EFFICIENCY Ed INCREASE WATER VICOSITY HEAVY OIL STEAM INJECTION

Ngày tải lên: 24/03/2014, 23:21

... Trang 1Advances in Enhanced Oil Recovery Processes Oil recovery mechanisms and processes are concisely reviewed in this chapter A brief introduction to primary and secondary oil recovery stages ... drilling, and the use of horizontal wells (Sydansk & Romero-Zerón, 2011) Trang 8Fig 4 Summary of Conventional Oil Recovery Processes 2.3 Enhanced Oil Recovery (EOR) processes EOR refers to the recovery ... infill drilling and the use of horizontal wells, among other improved oil recovery techniques Figure 4 presents a mind mapping of conventional oil recovery processes Tertiary recovery processes refer

Ngày tải lên: 19/03/2017, 08:29

... Clark and Ludolph, 2003) • Problems with sand production and wellbore collapse and stability(Bellarby, 2009; Civan, 2007; Nouri et al., 2003; Tovar et al., 1999).Enhanced oil recovery chemical ... of medium and light crude oil reservoirs Given the viscosity ofheavy oils at reservoir conditions, oil might not flow naturally This isthe case of Canadian oil sands and some tar sands in other ... relat[ing] to advanced processes to further augment oil recovery beyond ondary recovery (by waterflooding or natural gas injection) in a reservoir Enhanced oil recovery processes include all methods

Ngày tải lên: 02/04/2014, 16:04

... biosurfactants make them good candidates for application in the bioremediation of oil-contaminated sites and microbial enhanced oil recovery process Keywords: Microbial enhanced oil recovery, Biosurfactant, ... biosurfactants were successful in a test to simulate microbial enhanced oil recovery, removing 90.0 and 93.9 % of crude oil adsorbed on sand and filter paper, respectively Fourier transform infrared ... oil-contaminated soils and crude oil samples, and participated in the design of the study and coordination All authors read and approved the final manuscript. Author details 1 College of Natural Resources and

Ngày tải lên: 04/12/2022, 16:13

... Trang 1Study and apply the advanced analysis algorithm to screen the optimal enhanced oil recovery solution for oil and gas fields in Viet Nam Long Hoang 1,*, ... 2021 Accepted 20 th June 2021 Applying the methods of enhanced oil recovery (EOR) for oil and gas fields has always many risks of economic and technology because EOR projects are influenced by ... resulted in failures and ineffective economic, even caused dreadful aftermath to be handled in operations Researches, evaluations and EOR applications in Vietnam are limited and only carried out

Ngày tải lên: 14/03/2024, 19:11

... Waterflooding heavy oils SPE 24397 1992 24 TOMAS, P et al Comparison of HASDrive and Sand-Filled multiple communications steam recovery processes for heavy and extra-heavy oil reservoirs SPE 18788 ... rich), nitrogen, CO2 (miscible and immiscible), polymer, surfactant-polymer, steam (continuous and cyclic), and others like CHOPS, WAG, VAPEX, WET VAPEX, SAGD, combustion and Electromagnetic Heating ... we and what is next? SPE 113283 2008 10 BOBERG, Thomas Thermal methods of oil recovery A Exxon monograph ISBN 0-471-63300-3 USA 1988 11 DINGLEY, A.J The combustión recovery process principles and

Ngày tải lên: 19/03/2017, 08:24

... secondary recovery (water-flooding).Enhanced oil recovery is the process of increasing the oil recovery after the primary recovery (the recovery done by the main drive mechanisms) and the secondary recovery ... barrels of oil per day (BOPD) using enhanced oil recovery EOR methods, which is about 12% of total national crude oil production Thermal EOR (mostly steam, hot water drive and huff-and-puff operations) ... recovery mechanism [10] Recovery mechanisms Following factors help in increasing oil recoveryin the immiscible CO2 injection [10] A) Swelling of oil B) Oil viscosity reduction C) Blow down recovery

Ngày tải lên: 19/03/2017, 09:00

... the minimum pressure required to achieve solvent/oil miscibility, characterized by high oil recovery from the slim tube As interest in enhanced oil recovery by the hydrocarbon mis-cibleflood (HCMF) ... multi-contact miscible (MCM) and immiscible perfonnance This usually implies selecting the solvent analysis corresponding to one or more percentiles of slim tube oil recovery above the MMC recovery, ... immisci-ble and multi-contact misciimmisci-ble The plot of recovery against Keywords: Slimtube Solvent flood Hydrocaft)oQ Labocatory tcst Sol-vent design, Miscible flood Enhanced oil recovery.

Ngày tải lên: 19/03/2017, 09:20

... Trang 1Enhanced Oil Recovery Polymer Flooding Trang 2October 15 | Page 2SNF Conceptual Study logistics options, ... Flopaam 3630S (copolymer of acrylamide and acrylate) will not be stable So we propose to use a polymer containing some sulfonated moieties , stable up to 100 °C , and also with less tendency to hydrolyzation ... °C , and also with less tendency to hydrolyzation Flopaam AN125SH is a copolymer of acrylamide and ATBS (sulfonate monomer) , Flopaam 5115 is a terpolymer of acrylamide /ATBS/acrylate (the ATBS

Ngày tải lên: 23/06/2018, 22:39

... experiment 68 4.3 Results and Discussion 71 4.3.1 Oil recovery in single sandpack 71 4.3.2 Oil recovery in parallel sandpack 74 4.4 Summary 81 CHAPTER 5 CONCLUSIONS AND RECOMMENDATION 82 5.1 ... Trang 1STUDY ON ENHANCED OIL RECOVERY BY CO2 MICROBUBBLES INJECTION Le Nguyen Hai Nam September 2022 Trang 2STUDY ON ENHANCED OIL RECOVERY BY CO2 MICROBUBBLES INJECTION ... of the parallel sandpack is reduced to 1:2, injecting CO2 microbubbles enhanced the oil recovery to 93.28 % in total The displacement efficiency increases with the decrease of sandpack heterogeneity

Ngày tải lên: 20/06/2023, 21:08

... to chemical attack and thermal shock — Part 3: Thermal shock resistance — Part 4: Quality requirements for glass-lined flanged steel pipes and flanged steel fittings — Part 5: Presentation and ... for the resistance to chemical attack and thermal shock of chemical enamels and their designation for ordering purposes It is applicable to enamelled apparatus, piping and other components primarily ... resistance to chemical corrosion — Part 2: Determination of resistance to chemical corrosion by boiling acids, boiling neutral liquids and/or their vapours ISO 28706-4, Vitreous and porcelain

Ngày tải lên: 09/03/2024, 15:35

... Results and Discussion4.3.1 Oil recovery in single sandpack Figure 4.4 Oil recovery performance from single sandpack flooding test The water injection recovered about 61.4% of the original oil in ... region and bypasses the oil bank (Figure 4.5 c) Figure 4.5 Oil displacement in micrometers scale and corresponding effluents at the flooding stages ( major flow) 4.3.2 Oil recovery in parallel sandpack ... permeability sandpack, and change the porous media, CO2 microbubbles fluid is a good candidate for enhancing hydrocarbon recovery (3) Homogeneous single sandpack and heterogeneous parallel sandpacks

Ngày tải lên: 31/07/2024, 09:44

... hydrocarbons are obtained, there are three terms: primary oil recovery, secondary oil recovery, and tertiary (enhanced) oil recovery Primary oil recovery describes the production of hydrocarbons under ... waste for enhanced oil recovery in offshore reservoir published in Journal of Electronic Materials – Springer.Literature ReviewEnhanced oil recovery (EOR)2.1.1 Introduction to Enhanced Oil Recovery ... Secondary oil recovery refers to the additional recovery resulting from the conventional methods of water injection and immiscible gas injection Tertiary (enhanced) oil recovery is the additional recovery

Ngày tải lên: 09/09/2024, 05:18

... Oil Chemist Soceity and Institute of Food Technology She is a current Ph.D candidate Yaser Dahman holds a Ph.D in Chemical and Biochemical Engineering from the University of Western Ontario and ... different physical and chemical pretreatment processes in comparison with physical pretreatment alone The chemical pretreatments are acidic, alkaline, and water pretreatment Sulfuric acid and monoethanolamine ... the presence and absence of xylanase during saccharification with no chemical pretreatment: (beside glucose and xylose) represented 5.00% biomass concentration and (beside glucose and xylose)

Ngày tải lên: 05/09/2013, 15:28

... Economic and Environmental Criteria – Petroleum Refinery and Petrochemicals 60 Table 4.2: Economic and Environmental Criteria – Biotechnology, Pharmaceutical and Chemicals 66 Table 4.3: Economic and ... criteria They are: a VOC (volatile organic component) recovery system and a solvent recovery system These processes are optimized for both economic and environmental objectives using the elitist non-dominated ... VOC Recovery for Five Objectives 109 Figure 5.9: Sequences 1 and 2 from Chakraborty and Linninger (2002) 111 Figure 5.10: Selected Results for Design Optimization of Solvent Recovery for NPW and

Ngày tải lên: 16/10/2015, 15:38

... Trang 13Weathering feedbacks: chemical and physical• Physical weathering and chemical weathering generally proceed in parallel in most environments. • Physical and chemical weathering promote ... equilibrium • Chemically and physically weathered rock that is not eroded or transported but remains in place becomes soil. Trang 16Soil formation• The mineralogy and thickness of soil layers depends ... slopes and elevations, climate affects weathering through temperatures (via chemical kinetics and freeze-thaw), rainfall, pCO2, etc • Conversely, weathering and erosion affect tectonics and –

Ngày tải lên: 30/11/2016, 18:07

... spectrum showed a sharp and intense band at 2928.7 and 2239.5 cm-1, corresponding to the vibration of the -CH and -CN group [42] The characteristic bands at 1495.0 cm-1 and 966.0 cm-1 are due ... TEM and HR-TEM characterizations of the nanocomposites with 1, 3, and 5 phr N15 were carried out and the results are shown in Fig 6 For the nanocomposites containing 1 phr (Fig 6A, D, and G) and ... carbonyl groups and hydroxyl groups indicated that the addition of NBR and N15 filler into re-ABS enhanced the thermal stability of the materials The change of the peak position of -CN and =CH vibrations

Ngày tải lên: 16/12/2017, 10:26

... between injection and production wells is the most important factor in determining the oil production rate Preheating periods depend on IPS and oil viscosity The more viscous the oil and the larger ... increasing oil recovery and reducing the amount of steam injection However, economic risks associated with the fluctuation of oil and gas prices have affected the benefit of the oil sand project In order ... The average prices of heavy oil and gas are 70$/bbl and 3.8$/mcf, respectively Drilling and completion costs are 3.0 mm$ of an SAGD well pair as capital investments, and 1.5 mm$ in Fast-SAGD of

Ngày tải lên: 16/12/2017, 17:24

... IndustrialSymbiosis and the Chemical Industry: between Exploration and Exploitation,explains industrial symbiosis and compares different chemical clusters from theNetherlands in this regard The advantages and ... the intrinsic hazards of chemical productsand provide government agencies with the authority to demand health andsafety data on chemical products and restrict the use of chemical substances so ... ImprovingSafety and Security in Chemical Industrial Areas, proposes a framework and anapproach for chemical plants situated within the same chemical cluster, to transferknowledge, know-how, and best

Ngày tải lên: 13/03/2018, 15:11

... is, and corresponding, in order, to the polynomial used in the solution Trang 8372 Errors, recovery processes and error estimates \- I Fig 14.4 Optimal sampling points for the function (a) and ... indicate one, two, and three point Gauss-Legendre quadrature showing why exact results are recovered there for gradients and stresses Trang 10374 Errors, recovery processes and error estimates ... nodal values and one method proposed by Hinton and Campbell has proved to be quite widely used.4 However, we shall discuss better recovery procedures later Trang 11Recovery of gradients and stresses

Ngày tải lên: 02/05/2018, 08:09