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Keywords: impedance
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Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19180-MS
... on the pore structure, construction of the rock types identification curve, carry out a rock type inversion and a porosity inversion constrained by seismic impedance respectively, and then get a final permeability prediction volume according to the porosity-permeability relationship and pore...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19105-MS
... acquired. Firstly, seismic horizons are well interpreted, and multiple seismic attributes are analyzed in combination with well data to understand the seismic response of the steam chambers. Then, several seismic inversion methods are tried to obtain high-resolution impedance, and they are compared with...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19163-MS
... Abstract The purpose of this paper is to highlight the similarity between Connected Reservoir Regions (CRR)map created using time-lapse pressure groups ( Kayode et.al 2018 )and other reservoir quality maps like Seismic Acoustic Impedance (SAI) map and petro-physical rock quality map. Time...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19540-MS
... through the analysis of Gassmann fluid factor based on two-phase medium petrophysics theory and the elastic parameters of the P-wave impedance. Then the three fluid properties of oil, gas and water are classified by direct inversion technique based on elastic impedance. The real data processing and...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 14–16, 2016
Paper Number: IPTC-18689-MS
.... Whereas at the Manora Field and in the older reservoirs of the Jasmine Field, technical work is focused more on structural mapping and geological modelling, and amplitude analysis is of lower priority. impedance Reservoir Characterization seismic data Artificial Intelligence anomaly prediction...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 14–16, 2016
Paper Number: IPTC-18824-MS
... time saving for subsurface development concept identification covering range of estimated hydrocarbon volumes. As a result of geoengineering approach in marginal fault block, the technical proposal was completed within 8 months duration. seismic data seismic inversion interpretation impedance...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 6–9, 2015
Paper Number: IPTC-18538-MS
... generation cement evaluation tools, such as the ultrasonic scanner tool, use an ultrasonic transducer to send an ultrasonic signal inside the casing and estimate the acoustic impedance of the cement behind the pipe. The measurement principle and processing of such a cement evaluation log is more complicated...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 10–12, 2014
Paper Number: IPTC-18227-MS
.... Artificial Intelligence Reservoir Characterization impedance Pattern Recognition neural network classification reservoir characterisation facies classification cross plot interval miocene seismic facies classification machine learning Upstream Oil & Gas carbonaceous shale classification...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17532-MS
... categories which are based on the basic inversion types. The results reveal that relative impedance inversion should be performed first, which then followed by revision of seismic interpretation on impedance data. Full bandwidth rock properties are estimated by deterministic inversion. The results can be...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17624-MS
... inversion workflow has been developed to characterize porosity variations in the Thamama reservoir of the giant Field, onshore Abu Dhabi. In contrast to traditional band-limited inversion, this stochastic inversion workflow first generates high frequency models of acoustic impedance which can be used...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17602-MS
... collapsing, collapsed-cave systems need to be further calibrated in order to locate infill drilling and identify dynamic compartments. The seismic acoustic impedance attribute facilitates the identification of infill within collapsed-cave systems because chaotic breakdown breccias and cave-sediment fills...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17566-MS
... Abstract The use of extended elastic impedance (EEI) as described by Whitcombe et al. (2002) gives promise of a fast and objective way to relate seismic inversion results to different reservoir properties such as, e.g., porosity, fluid content and lithology. This can be a useful tool for...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17590-MS
... pseudo-porosity cube was generated by applying the strong linear correlation observed between acoustic impedance and well porosity to an acoustic impedance dataset resulting from a post-stack inversion. It serves as an additional large-scale constraint for modeling: the vertical resolution of the pseudo...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17634-MS
... outcomes. Reservoir Characterization impedance resolution Shuaiba Formation platform geometry block 5 Artificial Intelligence relative impedance seismic interpretation van Buchem Upstream Oil & Gas seismic data Arabian Plate Al Shaheen Field interpretation platform edge seismic...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-16631-Abstract
... Arabia. A detailed analysis of wireline logs from wells suggests that rock properties like velocity, impedance, Lambda Rho and Mu Rho are higher in carbonate source facies under consideration than their reservoir counterparts. Impedance computed from seismic inversion is found to be in consonance with...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-17141-MS
... acoustic impedance of the pore-bearing grainstone was medium to relatively low. If we only use the inversion data of acoustic impedance, it is difficult to distinguish between the pore-bearing grainstone and other lithologies. In addition, it is difficult to distinguish the reservoir using any single given...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 15–17, 2011
Paper Number: IPTC-14901-MS
.... With the widespread application of 4D technology, many attentions have been paid on the quantitative prediction of reservoir variation via time-lapse seismic data. Through time-lapse seismic prestack elastic impedance inversion, many elastic parameters variation can be obtained. Hereafter we can setup...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 7–9, 2009
Paper Number: IPTC-13688-MS
... transition zone. Since the field discovery, over 60 vertical, deviated and horizontal wells were drilled in the field as oil producers and water injectors. Many other wells were side tracked to be horizontalized for maximum reservoir exposure. impedance cross-section limestone seismic amplitude...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 7–9, 2009
Paper Number: IPTC-14078-MS
... was inverted for impedances. One can think of seismic inversion as a method to move from seismic reflectivities to absolute impedance. It requires bringing in the low frequencies missing in the seismic data using a background model, and finding an appropriate way to combine the relative seismic...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 4–6, 2007
Paper Number: IPTC-11813-MS
... acoustic and elastic impedances could be used to discriminate Calcites, Dolomites, and Anhydrites. Well analysis also indicated a robust relationship between impedance and porosity and each dominant lithology. Subsequently, a pre-stack inversion was conducted prior to 3D discriminate analysis to produce...

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