Transcript عرض تقديمي من PowerPoint

Lecture items
-
Resistivity Logs
* Definition.
* Types
* Units & Presentation.
* Theories of measurement.
* Factors affecting on log readings.
* Applications.
Resistivity Logs
- Conventional resistivity logs.
- Focused resistivity Logs.
- Microspherically focused logs.
- Induction logs.
Resistivity logs “Definition”
Such logs measure and record either resistivity
or conductivity of the drilled sequence versus
depth.
Units & Presentations
Units of measurements are Ohm.m or
m.mhos/m
Presentations: Tracks 2 &or 3 on logarithmic
scale
Conventional resistivity logs
Normal and Lateral R. L.
Short & Long Normal and Lateral RL.
Theory
of
focusing
system
Spherically focused logs
LL7, LL3 and SFL
Dual Laterologs
LLS & LLD
LLS & LLD logs
Hydrocarbon
effects on
resistivity
logs