Collective term for reservoir data logging measurements performed in open-hole wells:
Nick | Tool name | Log Name(s) | Measured physical property | Applications |
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TAU1, TAU2 | Nuclear magnetic moment relaxation time | Total and effective formation porosity and saturation | ||
Sonic Logging | VS, VP, DS, DT | Veolocity of acoustic waves | Formation lithology, porosity and saturation | |
Litho-Density Logging | RHOB, PEF | Gamma ray decrement | Formation lithology, porosity | |
Compensated Neutron Logging |
NPHI | Thermal neutron scatter decrement | Formation lithology, porosity | ||
GR | Gamma Ray Logging | GR | Natural gamma ray emmission | Formation shaliness and formation boundaries |
Resistivity Logging | IDL, MDL, MSFL, LDL, MDL | Formation electrical resistivity | Formation porosity and saturation | |
Sponteneous Potential |
SP | Formation electrical potential | Formation shaliness and formation boundaries | |
Caliper Logging |
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DCAL | Wellbore diameter | Formation lithology and formation boundaries | ||
WFT | Wireline Formation Testing | P | Formation pressure | Formation pressure profiling |
Fig.1. Example of basic set of Open Hole Reservoir Data Logs |
See Also
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Petroleum Industry / Upstream / Data Acquisition / Well & Reservoir Surveillance / Well Logging
[ Petrophysics (PP) / Reservoir Data Logs ][ Well & Log Analysis ]
Reference
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