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Basin-centered gas systems: evaluation and exploration strategies (view source)
Revision as of 19:02, 14 March 2016
, 19:02, 14 March 2016no edit summary
! Type || Source rocks || Reservoir in-situ permeability (md) || [[Hydrocarbon migration]] distance || Reservoir pressure || Pressure mechanism || Seal || Seal quality || Nature of upper boundary || Thermal maturity top of BCGA || Occurrence
! Type || Source rocks || Reservoir in-situ permeability (md) || [[Hydrocarbon migration]] distance || Reservoir pressure || Pressure mechanism || Seal || Seal quality || Nature of upper boundary || Thermal maturity top of BCGA || Occurrence
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| Direct || gas-prone type III kerogen || <0.1 || short || over-/underpressure || hydrocarbon generation || capillary || variable || cuts across stratigraphy || >0.7% R<sub>o</sub> || downdip from water
| Direct || gas-prone type III [[kerogen]] || <0.1 || short || over-/underpressure || hydrocarbon generation || capillary || variable || cuts across stratigraphy || >0.7% R<sub>o</sub> || downdip from water
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| Indirect || liquid-prone types I/II kerogen || <0.1 || short/long || over-/underpressure || thermal [[cracking]] of oil to gas || lithologic/capillary || good || bedding parallel || highly variable || downdip from water
| Indirect || liquid-prone types I/II kerogen || <0.1 || short/long || over-/underpressure || thermal [[cracking]] of oil to gas || lithologic/capillary || good || bedding parallel || highly variable || downdip from water