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Keywords: reynolds number
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Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2101
... parametric study production monitoring upstream oil & gas friction factor model parameter commercial simulator brett christie psig 2101 inlet pressure university critical zone reynolds number Abstract Crude oil pipelines can occasionally experience flow regimes in the critical section...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 3–7, 2021
Paper Number: PSIG-2113
... model production control upstream oil & gas friction factor production monitoring midstream oil & gas pipeline location detection neuron input data credibility standard deviation equation leakage psig 2113 reynolds number relative error precision PSIG 2113 Verification...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1903
... and by whom the paper was presented. Write Librarian, Pipeline Simulation Interest Group, 945 McKinney, Suite #106, Houston, TX 77002, USA info@psig.org. ABSTRACT The Austin-Palfrey equation could be directly applied to a pipeline where both the Reynolds number and the pipe diameter are not varied...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 14–17, 2019
Paper Number: PSIG-1926
... pipelines are more sensitive to the absolute roughness value. Furthermore, liquid pipelines with relatively high Reynolds number are more likely to undergo noticeable capacity loss because of absolute roughness increases due to pipe degradation. INTRODUCTION AND BACKGROUND The absolute roughness of a pipe...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 15–18, 2018
Paper Number: PSIG-1801
... model are widely used for liquid pipelines, one correlates Drag Reduction (DR) as a function of DRA concentration only, and the other correlates DR as a function of DRA concentration and Reynolds number. Both are pipeline and fluid specific, that is, have limitations to pipelines similar to the tested...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 6–9, 2014
Paper Number: PSIG-1418
... operating conditions and flow geometry. This work is an attempt to provide a conceptual framework wherein the effects of operating conditions and flow geometry, expressed by Reynolds number, and polymer concentration on drag reduction are quantified. The proposed model has been validated over a wide range...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, April 16–19, 2013
Paper Number: PSIG-1305
... commercially available code demonstrated to be able to predict pressure drop and temperature development with high accuracy. Viscosity is considerably less important but starts to influence frictional pressure drop at lower Reynolds number Correct prediction of viscosity will be more important in...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 11–14, 2010
Paper Number: PSIG-1002
... Darcy-Weisbach equation with a friction factor which depends on pipe roughness and the Reynolds number. For laminar flow, the boundary layer essentially fills the pipe. That is, the velocity varies all across the pipe. Steady-state isothermal laminar flow in a pipe, also known as Hagen-Poiseuille flow...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 23–26, 2007
Paper Number: PSIG-0702
... (lb/f3) CP = heat capacity, Btu/lb oF P = thermal expansion factor, oF-1 Substituting (21) into (20) for subcritical phase, ( ) ( ) 2 12 2 1 V D Lfyyg C TT p P (23) For laminar flow, the friction factor will be a function of only the Reynolds number. For more turbulent zones of flow, the...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 23–26, 2007
Paper Number: PSIG-07B3
... wave attenuation amplitude measurement and control equation midstream oil & gas disturbance piping design detector reynolds number measuring point diameter pipeline leak detection barabanov formula piping simulation Copyright 2003, Pipeline Simulation Interest Group This paper was...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, November 7–9, 2005
Paper Number: PSIG-0505
... incompressible flow, only), and the flow furthermore is considered isothermal, the remaining part of Equation 5 can be integrated into m u / x & ( ) L D f pp TRz M m g 122 2 1__ = Equation 7 where the friction factor f(Re) has been kept constant, in view of the fact that the Reynolds number PSIG 0505 An...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 15–17, 2003
Paper Number: PSIG-0302
...). This average )(xv is the same as the one-dimensional )(xv defined earlier, so this foray into multiple dimensions can now be terminated. The laminar friction factor (also obtained from the exact solution) is: )Re(64)( xxf = where Re is the Reynolds number for the flow, )( Re( x xDxvxx µ = For...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 23–25, 2002
Paper Number: PSIG-0202
... evaluate transmission factors in its network planning and design work, in fact in any gas pipeline simulation work. Some other equations have also been used, but by and large Colebrook-White and its approximations have been the most popular. Due to the high Reynolds-Number the flow type in gas pipelines is...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 23–25, 2002
Paper Number: PSIG-02W3
... reservoir surveillance friction factor correlation production logging low load production control reynolds number TWO PHASE FLOW : ACCOUNTING FOR THE PRESENCE OF LIQUIDS IN GAS PIPELINE SIMULATION by Ben Asante Enron Transportation Services Houston, Texas, USA ABSTRACT Multiphase flow of gas and low...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 17–19, 2001
Paper Number: PSIG-0111
... laminar until the fluid comes to rest. correlation freita rachid shutdown batch transfer wasan pipeline equation krantz upstream oil & gas assumption concentration reynolds number procedure concentration distribution evaluation velocity profile time instant dispersion...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 28–30, 1998
Paper Number: PSIG-9808
... study of pressure drop in pipes at high Reynolds numbers has been carried out to determine the effect of roughness on the transport capacity of natural gas pipelines. In a high pressure flow loop the pressure drop was measured in 19.7 ft (6 m) long test pipes with 5.9 in (150 mm) inner diameter. The...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 20–21, 1988
Paper Number: PSIG-880
... f.low equation usage. flow equation i s included. factor equations and t h e i r re la t i on t o the Moody Diagram. This includes the diameter dependent, Reynold's Number dependent and the recently developed e x p l i c i t f r i c t i o n factor equations. considerations o f using the Fundamental Flow...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 27–28, 1983
Paper Number: PSIG-8303
... flow equation midstream oil & gas panhandle pipeline efficiency turbulent flow pipeline simulation interest group downstream pressure piping simulation pipeline leak detection upstream pressure general flow equation measurement and control reynolds number production monitoring...

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