Reserves Estimation

Outlines:

  • Introduction & overview.
  • Different stages of reservoir maturity.
  • Uncertainties in reserve estimation.
  • Classification of reserves.
  • Statistical methods – the log normal distribution.
  • Volumetric methods – sources of data, volumetric mapping.
  • Methods of estimating primary recovery of various reservoir fluids & drive mechanisms.
  • Allocation of reserves to individual wells.
  • Material balance methods.
  • Reconciliation of material balance & volumetric methods.
  • Performance trend analysis – performance indicators.
  • Special problems in reserve estimation.