1-20 of 335 Search Results for

BHCS

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Images
<b>BHC</b> example using the ME‐2 core. (a) Reconstructed core slice without <b>BHC</b> a...
Published: 17 February 2020
Fig. 3 BHC example using the ME‐2 core. (a) Reconstructed core slice without BHC and (b) the same slice with BHC. Bottom attenuation profiles are along the yellow line drawn across the slice. More
Images
Results of the <b>BHC</b> algorithm applied to (a) the space of the RS variables a...
Published: 09 March 2016
Fig. 8 Results of the BHC algorithm applied to (a) the space of the RS variables and plotted in the phase space (Log k ) RS – D RS ; (b) the reduced space of PCs. More
Images
(a) <b>BHC</b> algorithm applied to the space of the weighted PCs W PC1 and W PC2;...
Published: 09 March 2016
Fig. 9 (a) BHC algorithm applied to the space of the weighted PCs W PC1 and W PC2; (b) proportion of EOR techniques associated with elements in Cluster 1. More
Journal Articles
Petrophysics 54 (02): 128–141.
Paper Number: SPWLA-2013-v54n2-A5
Published: 01 April 2013
... by using other advanced data processing such as vertically 1-dimensional (V1D) inversion. In this paper, the authors present a real-time borehole correction (BHC) algorithm and its processing system designed to correct for the borehole effects of the measurements acquired by a newly developed MCI tool when...
Images
Proceedings Papers

Paper presented at the SPWLA 53rd Annual Logging Symposium, June 16–20, 2012
Paper Number: SPWLA-2012-076
... arrays and at higher frequencies. Consequently, the logging measurements must be corrected for borehole effects before they can be used to obtain accurate reservoir properties. This paper presents a novel borehole-effect correction (BHC) algorithm designed to correct the borehole effects of multi...
Proceedings Papers

Paper presented at the SPWLA 25th Annual Logging Symposium, June 10–13, 1984
Paper Number: SPWLA-1984-K
... ABSTRACT Full waveform digital sonic log amplitudes from a well in a Tertiary Gulf Coast elastic section are analyzed in terms of formation attenuation and coupling. Modifications of the technique of borehole compensation (BHC) of transit times are applied to compressional wave amplitudes. Two...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 22–24, 2019
Paper Number: SPE-196743-MS
... given a representation of the composition and quantity of various groups of OM, including BHC and bitumen in every sample. The SARA analysis of individual extracts was based on the determination of the relative content of saturated (S) and aromatic (A) fractions, as well as resins (R...
Journal Articles
J Pet Technol 17 (03): 282–286.
Paper Number: SPE-991-PA
Published: 01 March 1965
..., the BHC Sonic (bore hole compensated), has been developed to accomplish these purposes. Previous sonic delta t logs have had large errors caused by irregular borehole diameter. In rough holes interpretation has been difficult, particularly in thin beds. The new BHC system suppresses these errors...
Images
Cross-sections of the ME-2 core reconstructions illustrating the region use...
Published: 17 February 2020
Fig. 7 Cross-sections of the ME-2 core reconstructions illustrating the region used to determine the optimal BHC parameter (a) without scatter correction and (b) with scatter correction. Line plots are taken along the yellow lines. The plots demonstrate that BHC was successful in a relatively More
Images
Cross-sections of the ME-1 core reconstructions (a) without scatter correct...
Published: 17 February 2020
Fig. 12 Cross-sections of the ME-1 core reconstructions (a) without scatter correction and (b) with scatter correction. Note the difference in reconstructed values in the highly attenuating regions (indicated by the red arrows). This difference is not explained by differing BHC parameters because More
Proceedings Papers

Paper presented at the SPWLA 45th Annual Logging Symposium, June 6–9, 2004
Paper Number: SPWLA-2004-YYY
... of well logs was performed by computer program with an algorithm based on a deterministic approach. The set of logging methods included the following conventional logs: SGR, CNL or DSN, SLD or CDL, BHCS, DIL, DLL, MSFL, SED. Core data - well log analysis integration with reference to DST and production...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 1997
Paper Number: SPE-38699-MS
... porosity (OH density). In the Characterization of Measurements section that follows is a discussion of the development of a prototypical borehole compensated (BHC) algorithm. In this BHC algorithm the measurements of borehole parameters are enfolded, so that external calibration data is not required. P...
Journal Articles
J Pet Technol 36 (10): 1763–1772.
Paper Number: SPE-10738-PA
Published: 01 October 1984
... on the mandrel of the sonde. These antennas (Fig. 1) are pressed against the borehole wall by the backup arm of the powered caliper tool (PCD), which has a standard MICROLOG pad on the backup arm. The antenna configuration consists of two transmitters and two receivers operating in a borehole compensated (BHC...
Journal Articles
J Pet Technol 27 (07): 884–886.
Paper Number: SPE-4974-PA
Published: 01 July 1975
...W.C. McMordie, Jr.; R.B. Bennett; R.G. Bland Introduction The viscosity of oil-base muds can be determined over a wide range of temperature and pressure using the BHC Viscometer. This instrument consists of two concentric cylinders mounted in a 20,000-psig autoclave that has an upper operating...
Proceedings Papers

Paper presented at the Low Permeability Reservoirs Symposium, April 26–28, 1993
Paper Number: SPE-25897-MS
..., Kentucky (Figure 1), three closely-spaced research wells have been drilled to provide data for detailed fracture description and reservoir characterization (Figure 2). Approximately 440 feet of whole core have been acquired on two of these wells. FMS (Formation Microscanner) and BHC (Borehole Camera) data...
Proceedings Papers

Paper presented at the SPWLA 23rd Annual Logging Symposium, July 6–9, 1982
Paper Number: SPWLA-1982-Y
... to evaluate cemented casings while eliminating the deficiencies of the standard CBL tool: sensitivity to tool centering, fluid attenuation, receiver sensitivity, temperature drifts and calibration. The CBT tool is a 2 3/4" sonic tool which provides a BHC ratio attenuation measurement with two receivers...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-17124-MS
... modeling, a practical 3DFD (finite difference) method based on an isotropic/transverse isotropic (TI) background is presented and used. This method has been tested by fast borehole-effect correction (BHC) and several independent 3D codes. Its practical application workflow is also proposed and tested...
Proceedings Papers

Paper presented at the SPWLA 52nd Annual Logging Symposium, May 14–18, 2011
Paper Number: SPWLA-2011-AAAA
...-in. to 9.875-in. Borehole-compensated (BHC) first-arrival compressional slowness or full waveform-derived compressional and fast formation shear using slowness-time coherence (STC) are produced, for use in mechanical properties analysis, porosity and lithology determination, and seismic correlation...
Images
Scatterplot of database elements and targets in the space of the first two ...
Published: 09 March 2016
Fig. 10 Scatterplot of database elements and targets in the space of the first two PCs. Dot colors identify the eight clusters obtained from the BHC algorithm. More

Product(s) added to cart

Close Modal