flocculants based on asp flooding produced water

Flocculants Based on ASP Flooding-Produced Water

processes Article Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water Bin Huang 1,*, Jie Wang 1, Wei Zhang 3, Cheng Fu 1,2,*, Ying Wang 4 and Xiangbin Liu 5 1 Key Laboratory of Enhanced Oil Recovery, Ministry of Education, College of Petroleum Engineering, Northeast Petroleum University, Daqing 163318, China; [email protected],flocculants based on asp flooding-produced water … ,Flocculants Based on ASP Flooding-Produced Water. Flocculants Based on ASP Flooding-Produced Water Bin Huang 1,*, Jie Wang 1, Wei Zhang 3, Cheng Fu 1,2,*, Ying Wang 4 and Xiangbin Liu 5 1 Key Laboratory of Enhanced Oil Recovery, Ministry of Education, College of Petroleum Engineering, Northeast Petroleum University, Daqing 163318, China; [email protected],Screening and Optimization of Demulsifiers and Flocculants … ,DOI: 10.3390/PR7040239 Corpus ID: 149453620; Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water @article{Huang2019ScreeningAO, title={Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water}, author={Bin Huang and Jie Wang and Wei Zhang and Cheng Chu Yue Fu and Ying Wang and Xiangbin Liu}, journal={Processes …

Screening and Optimization of Demulsifiers and Flocculants …

DOI: 10.3390/PR7040239 Corpus ID: 149453620; Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water @article{Huang2019ScreeningAO, title={Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water}, author={Bin Huang and Jie Wang and Wei Zhang and Cheng Fu and Ying Wang and Xiangbin Liu}, journal={Processes}, year …,Screening and Optimization of Demulsifiers and Flocculants … ,Processes (Apr 2019) . Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water,Screening and Optimization of Demulsifiers and Flocculants … ,Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water . The water produced by alkaline−surfactant−polymer (ASP) flooding is difficult to treat due to the presence of residual chemicals.

Screening and Optimization of Demulsifiers and Flocculants …

Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water . The water produced by alkaline−surfactant−polymer (ASP) flooding is difficult to treat due to the presence of residual chemicals.,Treatment efficiencies of different flocculants on … ,Download scientific diagram | Treatment efficiencies of different flocculants on produced water. from publication: Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding …,Screening and Optimization of Demulsifiers and Flocculants … ,In these experiments, inorganic flocculants at a concentration of 200 mg/L and organic flocculants at a concentration of 10 mg/L were added to the produced water. The solution was stirred at 200 rpm for 2 min with a mixer, and settled in a 45 °C water bath for 4 h.

Screening and Optimization of Demulsifiers and Flocculants …

Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water . The water produced by alkaline−surfactant−polymer (ASP) flooding is difficult to treat due to the presence of residual chemicals.,Effect of inorganic flocculant on ASP flooding produced water … ,Abstract: A test on the treatment of simulant oilfield wastewater which produced from ASP flooding was carried out,the effect of inorganic flocculants:aluminum sulfate(AS),poly aluminum sulfate(PAS),poly aluminum chloride(PAC) and poly aluminum-ferric chloride(PAFC) on ASP flooding produced water treatment were studied.The light transmittance of the wastewater samples which …,Screening and Optimization of Demulsifiers and Flocculants … ,Screening and Optimization of Demulsifiers and Flocculants Based on ASP Flooding-Produced Water . The water produced by alkaline−surfactant−polymer (ASP) flooding is difficult to treat due to the presence of residual chemicals.

Molecular Simulation of Flocculant for ASP Flooding …

Molecular modeling and computer technology along with the development of theoretical chemistry developed new computational chemistry techniques, it is mainly the use of quantum chemistry, molecular mechanics and molecular dynamics computational chemistry methods, but also including molecular design, quantitative structure-activity analysis, Monte Carlo and other methods, and the use of …,Effect of inorganic flocculant on ASP flooding produced … ,Effect of inorganic flocculant on ASP flooding produced water treatment MA Jing1,ZHAO Xiao-fei1,ZHU Wei2,HAO Song-song1,LIU Li-xin1(1.School of Chemistry and Chemical Engineering,Daqing Petroleum Institute,Daqing 163318,China;2.Drilling Fluid Company of GWDC,Panjin 124010,China),Study on stability of produced water in ASP flooding based … ,Based on the determination of the critical micelle concentration in the produced water and analysis of its influencing factors, the relationship between alkali, polymer and surfactant and ASP flooding performance was systematically studied, which provided important theoretical guidance for the effective treatment of ASP flooding water.

Destabilization of oil droplets in produced water from ASP …

Flocculation and demulsification were conducted to remove the stable oil droplets in the produced water. Due to the large dose of the flocculants and some viscous sediment formed, flocculation was not suitable for the wastewater treatment.,Destabilization of oil droplets in produced water from ASP … ,As shown in Table 1, the concentrations of alkali, surfactant and polymer in the injected water during alkali/surfactant/polymer (ASP) flooding technology are 12. 000, 3000 and 1200 mg/L, respectively, whereas their concentrations in the produced water are less than 1500, 600 and 630 mg/L, respectively, due to dilution, reaction and adsorption during the oil extraction process.,Efficient treatment of emulsified oily … – ScienceDirect ,The synthesized CS-based flocculants were subsequently used to flocculate the emulsified oil droplets in simulated oily wastewater under various conditions. It was found that the PDBC-grafted CS (CS-g-PDBC) showed better flocculation performance than those of CS and two other commonly used flocculants, i.e.

Effect of inorganic flocculant on ASP flooding produced …

Effect of inorganic flocculant on ASP flooding produced water treatment MA Jing1,ZHAO Xiao-fei1,ZHU Wei2,HAO Song-song1,LIU Li-xin1(1.School of Chemistry and Chemical Engineering,Daqing Petroleum Institute,Daqing 163318,China;2.Drilling Fluid Company of GWDC,Panjin 124010,China),benefit of flocculant addition in produced water treatment … ,Coagulation and Flocculation in Water and Wastewater. By 1757, alum was being used for coagulation in municipal water treatment in England.,Treatment of Produced Water from ASP Flooding Using … ,Treatment of Produced Water from ASP Flooding Using Bicyclone Column Flotation Based on Chemical DemulsificationCN 王存英 中国矿业大学

Possibility of Flooding Polymer or Water Reuse … – OnePetro

Polymer floods have a proven history in EOR and, though complex in application, ASP also demonstrated EOR effectiveness in the laboratory. Most ASP approaches are currently in field trial stages.,Preparation of a selective flocculant for treatment of … ,During the polymer flooding period, a large amount of oily wastewater from polymer flooding (OWPF) is produced. For example, 5.3 × 10 4 m 3 /day OWPF was produced in Bohai oilfield (Chen et al.,Flocculants and Coagulants – ChemTreat, Inc. ,Flocculation and coagulation treatment chemicals are used in effluent wastewater water treatment processes for solids removal, water clarification, lime softening, sludge thickening, and solids dewatering. Coagulation treatment neutralizes the negative electrical charge on particles, which destabilizes the forces keeping colloids apart.

Purifying agents for produced fluid from chemical flooding …

Compared with water flooding, the produced wastewater quality of polymer flooding and ASP flooding has changed significantly. The effect of chemical flooding agent on the stability and purification process of oil droplets and suspended solids in wastewater was analyzed.,Destabilization of oil droplets in produced water from ASP … ,Produced water from alkali/surfactant/polymer (ASP) flooding was more difficult to treat than that from water flooding due to large quantities of residual chemicals (alkali, surfactant and polymer) in the produced water. Surfactant was mainly responsible for the stability of oil droplets, decreasing oil–water interfacial tension and zeta potential on the surface of the oil droplets.,Destabilization of oil droplets in produced water from ASP … ,DC Field Value; dc.title: Destabilization of oil droplets in produced water from ASP flooding: dc.contributor.author: Deng, S. dc.contributor.author: Yu, G.

Destabilization of oil droplets in produced water from ASP …

Produced water from alkali/surfactant/polymer (ASP) flooding was more difficult to treat than that from water flooding due to large quantities of residual chemicals (alkali, surfactant and polymer) in the produced water. Surfactant was mainly responsible for the stability of oil droplets, decreasing oil–water interfacial tension and zeta potential on the surface of the oil droplets.,Produced water treatment technologies | International … ,The general practice in use for produced water treatment is gravity-based separation and discharge into the environment, which can pollute soil, surface water and underground water . For a long time, only non-polar oil in water (OIW) was regulated by government, while little attention was given to dissolved organics in produced water [ 17 ].,Polyacrylamide degradation and its … – npj Clean Water ,Water Res. 14, 775–778 (1980).

Separation of Produced Emulsions from Surfactant Enhanced …

Selected cationic and amphoteric surfactants were effective in separating oil-in-water emulsions representative of produced emulsions expected during a surfactant/polymer (SP) process for enhanced oil recovery. The aqueous phase of the emulsion contained an anionic surfactant blend, alcohol, and partially hydrolyzed polyacrylamide.,5,400 132,000 160M ,water containing alkaline, surfactant and polymer, ASP) and surfactant-polymer flooding (injected water containing surfactant and polymer) have subsequently been used in oil production, which is often called tertiary oil extraction (Han et al., 1999). The liquid which is produced from stratum should be dehydrated using three-phase separators …,New Water-Treatment Technologies Tackle Offshore Produced … ,In evaluating offshore water-based EOR, seawater is generally the most obvious and accessible water source for injection. But, when combining the produced-water regulatory drivers with the growing water-based EOR demands, produced water is expected to float to the top of preferred injection-water sources, if cost-effective treatment is available.

Separation of Produced Emulsions from Surfactant Enhanced …

a faster water drop indicating lower emulsion stability. Water samples were taken from the bottoms of the bottles using a syringe, and the oil concentrations in water were measured by extraction with hexane using the EPA 1664A method.16 After the water drop readings, the resolved or partially resolved oil from each bottle was analyzed for water …,Treatment of petrochemical wastewater and produced water … ,Produced Water. Produced water (PW) is salty water trapped in underground formations, which is brought to the surface during oil and gas development and production.,Biodegradation of Polyacrylamide and Its Derivatives … ,Polyacrylamide (PAM) is a long chain, linear, water soluble polymeric substance formed from acrylamide (C 3 H 5 NO) subunits, has a high molecular weight of typically from few 1000 to 20 × 10 6 g/mol, and has a very high viscosity in aqueous solutions, depending on the concentration and the degree of polymerization (Sojka et al. 2007).All those qualities make PAM an excellent compound for …

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