THERMOGAS Ltd.

Gas CondOil - Process Simulation Software for Natural Gas and Oil Engineering

Functional Overview:

The thermodynamic simulation of phase behavior in systems:

Vapor-Liquid

Vapor-Liquid-Liquid

Vapor-Liquid-Liquid-Solid (free salts)

The technological calculations are provided for following mixtures:

Gas

Condensate

Oil

Mineralized water

Methanol

Glycols (EG, DEG, TEG)

The following properties of gases and liquids are calculated:

Enthalpy

Entropy

Thermal capacity

Density

Viscosity

Thermal conductivity

Surface tension

PVT-Properties of reservoir oil

etc.

Simulation :

- of the reservoir condensate and oil composition and properties taking into account of oil and condensate distillation data (recombination procedure).

- of the phase, hydraulic- and temperature behavior of streams in pipelines (horizontal, inclined, with variable level) transporting following single- and multiphase mediums:

Gas

Oil

Gas-water-oil

Gas-water-condensate

Unstable oil

Unstable condensate

etc.

The technological calculations are provided for following processes :

Two- and three-phase separation

Throttling

Mixing

Ejection

Expanding

Compression

Heat exchange

Distillation

Absorption

In particular following industrial systems are modeling:

Field transportation and gathering of natural gas and oil

Field-separation, glycol-absorption and oil-absorption processes

Reconcentration of glycols and methanol

Fractional distillation and stabilization of condensate and oil

Liquefaction of natural gas

etc.

The thermodynamic calculations are provided for following values:

Hydrate-forming conditions and inhibitors expenditure

Vapor pressure

Reid vapor pressure

Water and hydrocarbon dew points

etc.

There are possibility of adaptation of GasCondOil-program to field and laboratory study data:

Stock tank oil or condensate density and viscosity

Saturated pressure of oil

Isothermic compressibility factor of reservoir oil

GasCondOil - Program operates with following components of the mixtures:;

Helium, Hydrogen, Argon, Nitrogen, Methane, Carbon dioxide, Ethane, Hydrogen sulfide, Propane, Iso-Butane, N-Butane, Neo-Pentane, Iso-Pentane, N-Pentane, 2,2-Dimethylbutane, 2,3-Dimethylbutane, 2-Methylpentane, 3-Methylpentane, Hexane, 2,2-Dimethylpentane, 2,4-Dimethylpentane, 2,2,3-Trimethylpentane, 3,3-Dimethylpentane, N-Heptane, N-Octane, N-Nonane, N-Decane, Cyclopentane, Methylcyclopentane, Cyclohexane, Benzene, Toluene, Ethylbenzene, o-Xylene, m-Xylene, n-Xylene, Oxygen, Carbonil sulfide, Carbon disulfide, Methylmercaptan, Ethylmercaptan, N-Propylmercaptan, N-Butylmercaptan, Dimethylsulfide, Dimethyldisulfide, Calcium Chloride, Sodium Chloride, Methanol, Water, Ethylene glycol, Diethylene glycol, Triethylene glycol,

+ Fractions of Condensate (Oil)

Additional components:

Carbon oxide, Ethylene, Propylene, Iso-Buthylene, N-Buthylene, 1-Pentene, 1-Hexene,

1-Heptene, 1-Octene, Acetylene, Methylacetylene, Ehylacetylene, Dimethylacetylene

There is possibility to enter and apply such laboratory data on narrow fractions: Molecular mass Density Viscosity Solidification temperature The application limits of GasCondOil - Program are following:
Temperature:	70 °K < T < 700 °K
Pressure	0.003 MPa < P < 100 MPa
Fraction Boiling Temperature:	20 °C ÷ 700 °C

Comparison of the GasCondOil-Program with HYSYS and PRO-2 show:

- same accuracy for hydrocarbon mixtures;

- better accuracy for hydrocarbons - aqueous solutions systems containing methanol, glycols and salts.

Process flowsheet with stream parameters.

Streams editor

Perameters of column

Phase state and stream properties