Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural Network

As natural gas reserves are generally decreasing there is a need to successfully characterize potential research objects using geophysical data. Presented is a study of amplitude vs. offset, attribute and artificial neural network analysis on a research area of a small gas field with one well with c...

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Main Authors: Tihana Ružić, Marko Cvetković
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/14/4161
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author Tihana Ružić
Marko Cvetković
author_facet Tihana Ružić
Marko Cvetković
author_sort Tihana Ružić
collection DOAJ
description As natural gas reserves are generally decreasing there is a need to successfully characterize potential research objects using geophysical data. Presented is a study of amplitude vs. offset, attribute and artificial neural network analysis on a research area of a small gas field with one well with commercial accumulations and two wells with only gas shows. The purpose of the research is to aid in future well planning and to distinguish the geophysical data in dry well areas with those from an economically viable well. The amplitude vs. offset analysis shows the lack of anomaly in the wells with only gas shows while the anomaly is present in the economically viable well. The artificial neural network analysis did not aid in the process of distinguishing the possible gas accumulation but it can point out the sedimentological and structural elements within the seismic volume.
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spelling doaj.art-8e31b3904f204d378a36211dca4d5a8e2023-11-22T03:41:05ZengMDPI AGEnergies1996-10732021-07-011414416110.3390/en14144161Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural NetworkTihana Ružić0Marko Cvetković1INA-Industry of Oil Plc., Avenija Većeslava Holjevca 10, 10000 Zagreb, CroatiaFaculty of Mining, Geology and Petroleum Engineering, University of Zagreb, Pierottijave 6, 10000 Zagreb, CroatiaAs natural gas reserves are generally decreasing there is a need to successfully characterize potential research objects using geophysical data. Presented is a study of amplitude vs. offset, attribute and artificial neural network analysis on a research area of a small gas field with one well with commercial accumulations and two wells with only gas shows. The purpose of the research is to aid in future well planning and to distinguish the geophysical data in dry well areas with those from an economically viable well. The amplitude vs. offset analysis shows the lack of anomaly in the wells with only gas shows while the anomaly is present in the economically viable well. The artificial neural network analysis did not aid in the process of distinguishing the possible gas accumulation but it can point out the sedimentological and structural elements within the seismic volume.https://www.mdpi.com/1996-1073/14/14/41613D seismicnatural gasamplitude versus offsetartificial neural networksPannonian BasinCroatia
spellingShingle Tihana Ružić
Marko Cvetković
Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural Network
Energies
3D seismic
natural gas
amplitude versus offset
artificial neural networks
Pannonian Basin
Croatia
title Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural Network
title_full Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural Network
title_fullStr Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural Network
title_full_unstemmed Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural Network
title_short Geological Characterization of the 3D Seismic Record within the Gas Bearing Upper Miocene Sediments in the Northern Part of the Bjelovar Subdepression—Application of Amplitude Versus Offset Analysis and Artificial Neural Network
title_sort geological characterization of the 3d seismic record within the gas bearing upper miocene sediments in the northern part of the bjelovar subdepression application of amplitude versus offset analysis and artificial neural network
topic 3D seismic
natural gas
amplitude versus offset
artificial neural networks
Pannonian Basin
Croatia
url https://www.mdpi.com/1996-1073/14/14/4161
work_keys_str_mv AT tihanaruzic geologicalcharacterizationofthe3dseismicrecordwithinthegasbearinguppermiocenesedimentsinthenorthernpartofthebjelovarsubdepressionapplicationofamplitudeversusoffsetanalysisandartificialneuralnetwork
AT markocvetkovic geologicalcharacterizationofthe3dseismicrecordwithinthegasbearinguppermiocenesedimentsinthenorthernpartofthebjelovarsubdepressionapplicationofamplitudeversusoffsetanalysisandartificialneuralnetwork