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Sales Gas Pipeline Part II

Sales Gas Pipeline Part II. Ref.1: Ikoku, Natural Gas Production Engineering, John Wiley & Sons, 1984, Chapter 7. Ref.2: Menon, Gas Pipeline Hydraulic, Taylor & Francis , 2005, Chapter 3. Single Phase Gas Flow Series Pipeline with Elevation Change. P 4. P 2. d 4 , L 4. D Z 4.

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Sales Gas Pipeline Part II

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  1. Sales Gas PipelinePart II Ref.1: Ikoku, Natural Gas Production Engineering, John Wiley & Sons, 1984, Chapter 7. Ref.2: Menon, Gas Pipeline Hydraulic, Taylor & Francis, 2005, Chapter 3.

  2. Single Phase Gas FlowSeries Pipeline with Elevation Change P4 P2 d4 , L4 DZ4 d1 , L1 d3 , L3 d2 , L2 P5 DZ1 DZ3 DZ2 P1 P3

  3. Single Phase Gas FlowSeries Pipeline with Elevation Change

  4. Single Phase Gas FlowSeries Pipeline with Elevation Change

  5. Single Phase Gas FlowSeries Pipeline with Elevation Change

  6. Single Phase Gas FlowSeries Pipeline with Elevation Change

  7. Single Phase Gas FlowParallel Pipeline with Elevation Change LeA , dA , qA LeB , dB , qB P1 P2 LeC , dC , qC

  8. Single Phase Gas FlowParallel Pipeline with Elevation Change

  9. Single Phase Gas FlowLooped Pipeline with Elevation Change LeB , dB , qB LeA , dA , qA Px LeC , dC , qC P1 P2

  10. Single Phase Gas FlowLooped Pipeline For Increasing Capacity LeB , dB , qB LeA , dA , qA Px LeC , dC , qC P1 P2

  11. Single Phase Gas FlowLooped Pipeline For Increasing Capacity LeB , dB , qB LeA , dA , qA Px LeC , dC , qC P1 P2

  12. Single Phase Gas FlowOptimum Diameter of Looped Pipeline LeB , dB , qB LeA , dA , qA Px LeC , dC , qC P1 P2 Assume that the cost of a pipe with one inch diameter and one foot length is Cbase

  13. Single Phase Gas FlowExample 1: Description P4 P2 d4 , L4 DZ4 d1 , L1 d3 , L3 d2 , L2 P5 DZ1 DZ3 DZ2 P1 P3 • For the above pipeline, calculate the exit pressure of each segments (P2, P3, P4, P5) based on Weymouth equation and Hysys software. • Feed specifications: • T1=50 oF, P1=1000 psia, qsc=200 MMscfd, C1=90%, C2=10% (mole) • Pipeline specifications: • L1=20 km, ΔZ1=2000 m, L2=30 km, ΔZ2=-500, L3=15 km, ΔZ3=600, L4=50 km, ΔZ4=-800, d1= d2= d3= d4= 20 in, T5=35 oF, E=0.95(in Weymouth)

  14. Single Phase Gas FlowExample 1: Solution Hysys

  15. Single Phase Gas FlowExample 1: Solution Hysys Hysys Hysys

  16. Single Phase Gas FlowExample 2: Description LB , dB LA , dA Px LC , dC P1 P2 • An old pipeline has the following specification: • Feed specifications: • T1=50 oC, P1=1000 psia, qold =1500 MMscfd, C1=90%, C2=10% (mole) • Pipeline specifications: • LA+LC =100 km, ΔZ=0, dA= dC= 42 in, T2=42 oC, E=0.95(in Weymouth) • Calculate the outlet pressure (P2) • The pipeline capacity is increased by 25% (qnew=1875 MMscfd). Calculate the optimum length and diameter of the looped pipeline.

  17. Single Phase Gas FlowExample 2: Solution

  18. Single Phase Gas FlowExample 2: Solution

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