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Geophysical well logging

Class at Faculty of Science |
MG452P26

Syllabus

Introduction.

Technical background of well logging measurements. The well log interpretation problem. Electrical logging: spontaneous polarization (SP) curve, resistivity logging, conductively focused current log,inductively focused current log, dielectric logging. Microresistivity devices

Nuclear logging methods: gamma-ray log, spectral gamma-ray log, scattered gamma-ray log, X-ray fluorescence log, neutron logs, pulsed spectral gamma log, nuclear magnetic log. Acoustic logs.

Temperature log.

Magnetic log.

Geophysical measurements applied to borehole geometric parameters determination: inclinometers, caliper log, dipmeter survey. Measurements of physical properties of borehole fluids. Formation productivity evaluation.

Annotation

Introduction. Technical background of well logging measurements.

The well log interpretation problem. Electrical logging: spontaneous polarization (SP) curve, resistivity logging, conductively focused current log,inductively focused current log, dielectric logging.

Nuclear logging methods: gamma-ray log, spectral gamma-ray log, scattered gamma-ray log, X-ray fluorescence log, neutron logs, pulsed spectral gamma log, nuclear magnetic log. Acoustic logs.

Temperature log. Magnetic log.

Geophysical measurements applied to borehole geometric parameters determination: inclinometers, caliper log, dipmeter survey. Measurements of physical properties of borehole fluids. Formation productivity evaluation.