Pipeline Pressurisation Calculation_r0(1)

Pipe line pressurisation calculation: Pipe OD Pipe ID Pipe Area Pipe Length Pipe Vol. Gas In

Natural Gas MW mass flowrate Finsh conditions:

P T Z ρ Mass of gas Time

406.4 325.5 0.0832 15000 1248.20 30.00 35,396 22.414 23.694 1,494

mm mm m² m m³ MMSCFD Sm³/h L/mol kmol / hr

20.3 kg/kmol 30,326 kg/hr 9 1003.25 25 298.15 0.97 8.470 10,572 0.35 20.92

barg kPa abs °C K kg/m³ kg hr min

assuming Schedule 160 pipe

@ 0°C and 101.325 kPa abs @ 15.56°C and 101.325 kPa abs

assumption (Natural Gas)

assumption (approx. sea temp) assumption (gas compressibilty based on Molec. Wt. 20.30 ref. GPSA handbook) ρ = MW.P / (8.3145.T.Z)