Array induction logs contain enough information to solve and correct for the effect of the annulus. undisturbed 1 not moved, quiet, uninterrupted, untouched, without interruption 2 calm, collected, composed, equable, even, motionless, placid, sedate, serene. (Laterologs are little affected since they respond to resistivity, not conductivity.) Often a medium log will be more affected than a deep log so that an annulus can be detected by out-of-order curves (medium curves reading less than either shallow or deep). This conductivity will cause an induction log to read too low a resistivity, by an amount that depends on its depth of investigation and the radius of the annulus. When the formation water is much more saline than the mud filtrate, the annulus forms a conductive ring around the borehole. The space between two concentric pipe strings, such as between the. be left/remain undisturbed The land is to be left undisturbed as a nature reserve. See: depth of invasion, transition zone, undisturbed zone. The annulus has approximately the same water saturation as the flushed zone but contains formation water. From Longman Dictionary of Contemporary English undisturbed /ndstbd -r-/ adjective 1 not interrupted or moved At last I was able to work undisturbed. It only occurs in the presence of both, but is unstable and will dissipate vertically or horizontally with time. The annulus forms during invasion and is caused by the different mobilities of oil and water. Synonyms for undisturbed Collins WordNet adj untouched Synonyms untouched not. With reference to invasion, a region between the flushed zone and the undisturbed zone containing a buildup of formation water. Solve your resolute crossword puzzle fast & easy with Synonyms Conjugate.
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