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Keywords: fraction
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30857-MS
... drop hydrate formation oil-dominated system hydrate bed upstream oil & gas hydrate section separator scenario operation fraction flow assurance offshore technology conference inhibitor water content restart Aman , Z. M. , Akhfash , M. , Johns , M. L. , & May...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30831-MS
... fraction bulk modulus wang formation fluid liquid oil natural gas Presentation of OTC-30831-MS Presentation of OTC-30831-MS Archie , G. E. The electrical resistivity log as an aid in determining some reservoir characteristics . Pet Tech 1942 , 5 . Batzle , M...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30623-MS
... state). Production data included measurements recorded from more than 120 sensors (pressure, temperature, flow rate, monoethylene glycol (MEG) fraction, slug catcher volume) during a three-year production time span. After thorough data screening and analysis, 19 distinct subsets encompassing both...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29565-MS
... from high downhole pressure higher than the gas bubble point pressure, is taken into account in both the gas and mud continuity equations. As the pressure drops when the fluid flows from downhole to surface, the mud phase fraction is reduced and free gas emerges originating from dissolved gas and...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29245-MS
...-tester sampling stations is discussed. A simple algebraic proxy model is used to predict the decline of the volumetric fraction of OBM filtrate with time during formation-tester sampling. To implement and test the algorithm, a proof-of-concept MATLAB code was developed. Synthetic (simulated) pressure...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29237-MS
... fractions (with respect to the pipe volume) exceeding 30 vol.%. An alternative hydrate management strategy is identified for cases with high volumes of water production, in which the flowline is only partially depressurized once the nominal NTT has elapsed, utilising the increased heat capacity of residual...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29275-MS
... Asphaltenes represent the most polar solubility fraction of crude oil. The polar-polar interactions between asphaltene-water, asphaltene-clay, or asphaltene-asphaltene molecules can cause severe flow assurance issues in the oilfield such as formation of highly stable emulsion, pore-throat...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29411-MS
... several independent input variables (features), such as water cut, gas-oil ratio, hydrate particle cohesive force, fluid velocity, oil viscosity, specific gravity, interfacial tension, and time in the hydrate stable zone, to output the hydrate fraction and probability of hydrate plugging in the pipeline...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29419-MS
.... They demonstrate that the tie-line method will fail due to the formation of an asphaltene-rich phase (more than 2 phases present). To overcome this problem, OTC-29419-MS 3 they remove the asphaltene fraction from the oil and arrive at results that agree with reported slim-tube experiments. In this work...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28937-MS
... flowline hydrate formation viscosity sloan sm 3 modeling & simulation subsea tieback water cut technology conference liquid holdup flow assurance hydrate slurry fraction relative viscosity injection offshore technology conference hydrate slurry relative viscosity Presentation of...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-29030-MS
... significant from a compression point of view. Depending on the gas pressure, a small volume fraction of liquid may 4 OTC-29030-MS represent a significant portion of the total mass flow. This is illustrated in figure 3 below, which shows the liquid mass fraction versus gas pressure for fixed liquid volume...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28660-MS
.../fractional interface coalescence efficiency ( f ICE ) on the selection/sizing of fluid-fluid separator technology. Examples of dealing with emulsion issues occurring in industry, as per vendor experience, will be presented as well as available vendor equipment technology. General recommendations concerning...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28782-MS
... performance. well control equipment pipe ram probability lundteigen fraction rausand blind shear ram real demand condition test coverage average probability drilling equipment pfd bop availability operational safety formulation test condition upstream oil & gas control system...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27933-MS
... most polarizable fractions of the crude oil (Vargas et al., 2009; Tavakkoli et al., 2014c). Understanding the asphaltene deposition problem and the factors affecting it are of great importance to the oil industry because of the costs associated with the production loss, due to asphaltene deposition...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27590-MS
... allows computing the elemental concentrations in the formation, usually expressed in dry weight percent, to produce quantitative lithology fractions and estimate the total organic carbon (TOC) (Radtke et al. 2012), an alternative method to carbon/oxygen ratios for computing oil saturation (Craddock et al...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27634-MS
... droplet distribution is produced by the operation of pumps and mixers through breaking up mechanism. Dispersion band above interface level appears in the condition of high dispersion fraction around 30%. The measured CLD from FBRM is converted into PSD by a peeling method and its converted PSD is changed...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27881-MS
... autoclave studies, the absolute motor current (which indicates the relative viscosity of the system) at maximum amount of hydrate is 2 times lower of its original viscosity. effectiveness upstream oil & gas flow assurance fraction concentration hydrate formation bottle emulsion test...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27911-MS
... can become cost prohibitive and impractical (Cooley et al. 2003). The effective THI volume fraction required for hydrate inhibition can often go up to 50 vol.% of the brine phase (Kelland 2006). Low dosage hydrate inhibitors (LDHIs), such as KHIs and AAs, are an alternative method to mitigate the risk...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27276-MS
... were analyzed in terms of relative pressure drop (?P rel ) and hydrate volume fraction (f hyd ). It was observed that for all water cuts investigated in this work, the ?P rel decreases with increasing pump speed, at a similar hydrate volume fraction. Flowloop plugging occurred for tests with 50 vol...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-26919-MS
... fraction coefficient offshore technology conference adcp concentration telecommunication cable turbidity current friction coefficient Presentation of OTC-26919-MS Presentation of OTC-26919-MS Abdel-Gawad , S. , . ( 2012a ). 3-D Numerical Simulation of Turbidity Currents in a...

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