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Oil, gas, and water flow rate in real-time

Introduction The VIS (VEGA Isokinetic Sampling) multiphase flowmeter is the ideal solution for measuring and monitoring flow rates of oil, gas and water close to the wellhead. VIS enables simultaneous measurement of …

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Crude oil emulsion: A review on formation

The formation of crude oil emulsion is a prevalent and costly oil field problem that can cause significant flow assurance issues during oil production, operational problems like treatment and ...

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The numerical simulation of behaviors of oil-water-emulsion flow …

In the emulsion flooding processes, the flow of the emulsion droplets facilitates the oil recovery. However, there is currently limited insight into the microscopic enhanced oil recovery mechanism of emulsion droplets. It is essential to conduct further research to explore the interactions among the emulsion phase, oil phase, and water …

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A critical review of development and …

Emulsions, which resulted naturally during the extraction of crude oil from the wellbore, are defined as a thermodynamically unstable system, coproduct with contamination of water, sediments and/or brine …

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Comparability of in situ crude oil emulsification in phase …

To study the type and degree of emulsification, classical phase-behavior tests were carried out by contacting the crude oil with aqueous solutions with different Na 2 CO 3 concentrations, c Na2CO3.The top row of Fig. 1 shows the optical images of the phase-behavior tests after two weeks of rest. As reported in various studies [29], [37], [38], the …

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The electrocoalescers' technology: Advances, strengths and …

In the present work, a laboratory flow loop was used to evaluate the potential of a simple electrode assembly as a desalting and dewatering device for crude oil emulsions. The flow loop consists of two positive displacement pumps, a feed separator and a vertical test separator, as shown in Fig. 1 .

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Meter Skids| Products | Opero Energy

Ensuring safe transport and accurate measurement of liquid and gas products. Opero Energy designs, engineers, and manufactures metering skids for natural gas, crude oil, …

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Rapid Determination of Emulsion Stability Using

Due to environmental concerns, the use of low-toxicity mineral oils as the base fluid or continuous phase for OBM is preferable. The flow behavior of OBM mainly depends on rheol. properties of its continuous phase, and the vol. fraction of the dispersed phase. ... The breakup of crude oil emulsions to produce clean oil and water phases …

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Effect of chemicals on the phase and viscosity behavior of water in oil

Surfactants molecules can be thickening the oil phase by small emulsions flocculation. This phenomenon increases the rigidity of the surface of the emulsion droplets and increases the stability of the emulsion. In addition, Silicon oxide nanoparticles facilitate the adsorption of surfactant molecules by creating a mechanical barrier effect.

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Skid Mounted Loading Systems

Skid mounted loading and metering systems, include: pump, flow-meter (flow sensor) and the instrumentation require for a fully or partially automated packages. These complete …

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Pipe flow of water-in-crude oil emulsions: Effective viscosity

The present work is a comparative study of the pipe flow of water-in-crude oil emulsions. The pipe flow of emulsions based on six different crude oils (viscosities from 4.8 to 23.5 mPa s) and salt water (3.5% NaCl w/v, pH=7.3) were investigated experimentally using a small scale flow loop.The formation of the emulsions was induced by the flow …

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Emulsions for enhanced oil recovery: Progress and prospect

During the test, a total of 236 000 barrels of ex situ prepared emulsion were injected, with 33 000 barrels being crude oil. The emulsion used in the pilot test was prepared by combining 70 % crude oil (14°API) with 30 % fresh water, and 1 % of sodium hydroxide was added. ... W/O, and complex emulsions induced by oil–water two-phase …

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Modeling the rheological behavior of crude oil–water emulsions

During crude oil extraction, crude oil is often mixed with water, leading to the formation of water-in-oil emulsions. Since these emulsions pose severe flow resistance, such as higher pressure drops, due to their complex fluid rheology, it is important to have in our arsenal a rheological constitutive model that accurately predicts …

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Custody transfer metering systems for crude oil and refined …

KROHNE metering systems are used throughout the entire oil & gas value chain – from allocation measurement during oil production up to truck and train loading of refined …

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Emulsion and Its Types | SpringerLink

On the basis of the continuous phase (oleic or aqueous), emulsions are classed as (a) oil-in-water (O/W) and (b) water-in-oil (W/O). There is another class of complex emulsion called as multiple emulsion [].So, on emulsions are classified into 3 types on the basis of the disperse phaser and dispersing medium as shown in Fig. …

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Modular Process Skid Manufacturers & Fabrication

Integrated Flow Solutions LLC (IFS) is a global solution provider of modular process skids for liquid and gas process systems. These units are fully optimized …

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Overview on petroleum emulsions, formation, influence and

Demulsification can be defined as the process of separation crude oil into two-phase crude oil and water. Generally, demulsification method can be assessed in three-point as below (Arthur et al., 2005). • Time or speed of broken emulsion process. • Efficiency of process in separating crude oil emulsion. • Goodness of removal …

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A review of petroleum emulsions and recent progress on water-in-crude

Crude oil emulsions form when oil and brine come into contact with each other, with the influence of sufficient mixing, and in the presence of an emulsifying agent or emulsifier. ... the crude oil has to flow for several hundred meters through a pipeline in a cold environment. The contact with the cold seawater imposes a major decrease in the ...

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Custody transfer metering systems for crude oil …

Custody transfer metering systems for crude oil and refined products ... Systems with mobile or integrated master meters, uni- & bi-directional ball provers or small volume provers; Comprising flow metering skid, flow …

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Technologies Involved in the Demulsification of Crude Oil

2. Classification of oil emulsions. Three main types of emulsion that are common in the petroleum industry are the emulsions of water in oil (in which the water phase is dispersed in continuous petroleum), oil in water (in the continuous water phase) and multiple emulsions ().Thermodynamically unstable, but also cinemically stable, …

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Emulsion treating methods

The flow of emulsions at moderate Reynolds numbers through long pipelines has been shown to cause coalescence and to develop droplets > 1,000 μm in diameter. ... When an emulsion is flowed through an excess of its internal phase, the droplets of its internal phase tend to coalesce with the excess of the internal phase and …

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Flow Metering Skids & Meter Provers

Equip-ment for flow conditioning, filtration, automatic or manual op-erational sequences, draining, venting, safety, maintenance, lifting, proving, sampling, and other tasks are …

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Shear and Electrical Property Measurements of Water-in-Oil Emulsions …

We prepared water-in-oil emulsions by blending a synthetic brine representative of the formation water from a production well with dead oil samples from the same well. The composition of the oil was thoroughly characterized using an extended saturates−aromatics−resins−asphaltenes analysis, high-temperature gas …

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Comparability of in situ crude oil emulsification in phase …

Hypothesis: The emulsification of water and crude oil is typically examined and optimized in test tubes by optical means, that is, mixed under turbulent conditions and detected outside the porous medium in equilibrium. In this study, we investigate the rather complex case of crude oil emulsification by alkaline solutions to assess whether the classical …

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Water content monitoring in water-in-oil emulsions using a …

1. Introduction. The process used for extracting crude oil from water-in-crude oil emulsions requires heating, chemical, electrostatic and mechanical treatments to remove water [1].Water becomes a contaminant in the subsequent oil distillation stages, decreasing the quality of the resulting oil derivatives [2] and increasing the pollution rate. …

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Stability of oil emulsions

From a purely thermodynamic point of view, an emulsion is an unstable system because there is a natural tendency for a liquid/liquid system to separate and reduce its interfacial area and, hence, its …

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Effect of chemicals on the phase and viscosity behavior of water in oil

The API of this oil is 21, and the constituents of the oil are in Table 2.. The present study involved preparing a brine using various types of salts in order to form water–oil emulsions.

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Oil-in-water and water-in-oil emulsions formation and demulsification

A temperature change may yield the inversion phase, as oil-in-water emulsions tend to occur at low temperatures and water-in-oil emulsions are characteristic of higher temperatures (Fernandez et al., 2004).Provoking the system's temperature transition throughout a known threshold of minimum surface tension and associated null …

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A review of crude oil emulsification and multiphase flows in …

3 CHARACTERISTICS OF CRUDE OIL EMULSION FLOW DURING CHEMICAL FLOODING 3.1 The multifield coupling characteristic during chemical flooding. ... The flow characteristics of W/O emulsion are similar to those of the oil phase. The W/O emulsion mainly plays a role in reducing the mobility of the displacement fluid due to its …

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Processes | Free Full-Text | An Overview of Recent Advances …

The processing of crude oil often requires the extraction of a large amount of water. Frequently, crude oil is mixed with water to form water-in-crude oil emulsions as the result of factors such as high shear at the production wellhead and surface-active substances that are naturally present in crude oil. These emulsions are undesirable …

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Waxy Crude Oil Emulsion Gel: Impact on Flow Assurance†

The existence of paraffinic wax in the crude oil makes the rheological behavior of the emulsion much complicated because it may precipitate out at low temperature such as the subsea environments ...

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