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OPERATING CASE HELP
Date
Rev.
Status
Issued by
Checked by
Unit
Line number
Fluid
Service
From
To
P&ID number
SIM ULATION
Simulation case
Stream name
CONDITIONS
Design pressure barg 4.93
Downstream operating pressure barg 2.07
Temperature °C 45.0
VAPOR
Mass flowrate kg/h 448
Standard flowrate at 15°C MMSm3/d .01
MW g/mol 17.270
Z (compressibility factor) 0.994
Density (priority input) kg/m3 2.02
Cp/Cv (priority input) 1.300
Viscosity cP 0.010
LIQUID 1 (OIL)
Mass flowrate kg/h
Volumetric flowrate m3/h
Density kg/m3
Viscosity cP
LIQUID 2 (WATER)
Mass flowrate kg/h
Volumetric flowrate m3/h
Density kg/m3
Viscosity cP
OVERDESIGN %
PIPING
Piping class work sheet
Nominal diameter inch 3
Schedule or Piping class (STD default) 160
Specified thickness (priority input) mm
Material
Roughness (default 50 µm) µm 50
External diameter mm 88.9
Schedule 160
Internal diameter mm 66.6
Thickness mm 11.125
HYDRAULIC CALCULATION
Horizontal or Vertical flow
Gas density kg/m3 2.02
Gas Cp/Cv 1.300
Liquid volume fraction 0.000
Actual liquid hold-up (vol. fraction) for two-phase - Hughmark
Actual liquid hold-up (vol. fraction) for two-phase - Flanigan
Total mass flowrate (design) kg/h 448
Total volume flowrate (design) m3/h 221.2
Fluid density kg/m3 2.02
Fluid viscosity cP 0.010
Reynolds number 237626
Friction factor 0.020
Pseudo gas velocity m/s
Pseudo liquid velocity m/s
∆ P (Horizontal) bar/km 0.931
Velocity m/s 17.62
Mach number 0.04
Froude number -
ρV2 Pa 628
ρV3 kg/s3 11063
vD m²/s 1.17
CRITERIA
Criterion Code G-GEN-COMP-D

Gas - Continuous service - General +

Criterion title Compressor discharge + Fuel Gas

Max ∆ P bar/km 1.00

Max velocity m/s 45.00
Max Mach number -
Max Froude number -
Max ρV2 Pa -
Max ρV3 kg/s3 -
Max vD m²/s -
API 14E - C factor (default value = 122 (SI units)) SI
API 14E - max. velocity m/s
CRITERION CHECKING OK
FLOW PATTERN IN MULTIPHASE CASE
Liquid surface tension dyne/cm
Flow regime in horizontal line at design flow
Flow regime in vertical ascending line at design flow
GEOM ETRY
Difference of elevation m
Pipe straight length m 47.4
Upstream Merge (R for run, L for branch, S for sym.)
Deviation angle (default 90°) °
Lateral diameter (default section diam.) inch
Lateral flow (default 0, QP/2 for S) kg/h
K Upstream Merge
Nb Kind K Nb Kind K Nb Kind K Nb Kind K Nb Kind K Nb Kind K
Pipe entrance 0.50 0.00
Pipe exit 1.00 0.00
90° elbows (1,5 D) 11 0.25 2.77
45° elbows 1 0.13 0.13
Gate valves 2 0.14 0.29
Reduced bore ball valves 0.24 0.00
Swing type check valve 1 1.80 1.80
Dual plate type check valve 2.40 0.00
Non slam check valve 20.00 0.00
Downstream split (R for run, L for branch, S for sym.)
Deviation angle (default 90°) °
Lateral diameter inch
Lateral flow (default 0, QP/2 for S) kg/h
K Downstream split
Downstream reducer / diffuser - Calculated angle ° 0
Imposed angle (calculated if nothing) °
Downstream diameter inch
K Downstream reducer / diffuser
Other restrictions (K factor)
Total K factor 4.99
Fittings equivalent length m 16.8
Total equivalent length m 64.2
EQUIPM ENT / INSTRUM ENTATION
Control valve bar
Flow meter bar
Heat exchanger bar
Others bar
DIFFERENTIAL PRESSURE
Singular fittings bar 0.016
Total line friction loss bar 0.060
Equipment / instrumentation bar 0.000
Static head bar 0.000
Upstream pressure barg 2.13
% pressure drop of the segment / operating pressure % 1.9
Total pressure drop of the isometric bar
% total pressure drop of the isometric / operating pressure %
Segment number