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GasTank. GasTank uses reservoir pressure and produced volumes of gas plus liquids from individual wells and determines the IGIP using volumetric, planimetric and material balance methods. Results are summarised by well, group, pool, lease and company. GasTank Agenda. Well data Pool data
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GasTank GasTank uses reservoir pressure and produced volumes of gas plus liquids from individual wells and determines the IGIP using volumetric, planimetric and material balance methods. Results are summarised by well, group, pool, lease and company.
GasTankAgenda • Well data • Pool data • Lease data • Gas analysis data • Special Features, System Options, Methods and Correlations • Output Reports and Graphs • Demo • Questions GasTank, Sirius Petroleum Software
Well Data • Wells are defined with a pool, group and a lease. • Basic Data: Well name, UWI, group and lease. • Volumetric Data: Drainage area, netpay, porosity, water saturation. • Material Balance Data: Pressure and production history. GasTank, Sirius Petroleum Software
Well Data GasTank, Sirius Petroleum Software
Volumetric Data GasTank, Sirius Petroleum Software
Material Balance Data GasTank, Sirius Petroleum Software
Analysis Options GasTank, Sirius Petroleum Software
Analysis Results GasTank, Sirius Petroleum Software
Analysis Results GasTank, Sirius Petroleum Software
Pool Data • Basic Data: Pool name, Field name, and gas analysis name. • Reservoir Data: Current pressure, formation temperature, and abandonment pressure, rock and water compressibility. • Planimetric data: average porosity, average water saturation, contour value and contour areas. GasTank, Sirius Petroleum Software
Pool – General Data GasTank, Sirius Petroleum Software
Pool – Reservoir Data GasTank, Sirius Petroleum Software
Pool – Planimetric Data GasTank, Sirius Petroleum Software
Pool - Contour Data GasTank, Sirius Petroleum Software
Lease Data • Basic Data: Lease name or number, number of wells in lease, working interest for each company. GasTank, Sirius Petroleum Software
Lease Data GasTank, Sirius Petroleum Software
Gas Analysis Data • Full Gas Analysis: 12 Component gas analysis including N2, CO2 and H2S, C7+ properties (Molecular Weight, Specific Gravity) • Simple Gas Analysis: 3 non-HC including N2, CO2, and H2S, and a total gas specific gravity. GasTank, Sirius Petroleum Software
Gas Analysis GasTank, Sirius Petroleum Software
Data Selection Fluid options: gas only, or total fluid (gas+liquid) Data selection: all points, all selected points, or all selected by type. Analysis Methods Tank type, P/z versus Cumulative production Full Material Balance, Pressure method Full Material Balance, IGIP method Full Material Balance, Havlena & Odeh (1963-64) method Contour Area Methods Gauss-Green method Bulk Volume Methods Trapezoid, Pyramid, Combination, Simpson's GasTankSpecial Features GasTank, Sirius Petroleum Software
System Options GasTank, Sirius Petroleum Software
Correlations GasTank, Sirius Petroleum Software
Planimetric Methods GasTank, Sirius Petroleum Software
Output, Reports and Graphs • Diagram of results • Numerous reports • well, pool, group, lease, company, etc. • Numerous graphs • well, pool, group, lease, company, etc. GasTank, Sirius Petroleum Software
Diagram GasTank, Sirius Petroleum Software
Reports GasTank, Sirius Petroleum Software
Graphs GasTank, Sirius Petroleum Software
P/z Analysis GasTank, Sirius Petroleum Software
Z-factor GasTank, Sirius Petroleum Software