I have the following conditions:

pressure upstream:2398,7 KPag

pressure drownstream: 1000 KPag

temperature:40ºC

density liquid: 818,91 Kg/m3

mass flow rate liquid:159872,3 Kg/h

molecular weight: 21,30

volumetric flow rate of the liquid:166,45 m3/h

factor ratio gas for oil:270

factor ratio in the gas pressure drop:0,65

ratio of specific heats of the gas:1,4

factor of the pipe geometry:1