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العنوان
SEISMIC ATTRIBUTES FOR DELINEATING THE HYDROCARBON RESERVOIRS IN ABU GHARADIG BASIN, WESTERN DESERT, EGYPT /
المؤلف
Ebrahim, Ahmed El-Sayed Ali.
هيئة الاعداد
باحث / Ahmed El-Sayed Ali Ebrahim
مشرف / Nader H. El-Gendy
مشرف / Mohamed Atef Noweir
مشرف / Mohamed Atef Noweir
الموضوع
Geology.
تاريخ النشر
2022.
عدد الصفحات
166 p. :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
الجيولوجيا
تاريخ الإجازة
16/8/2022
مكان الإجازة
جامعة طنطا - كلية العلوم * - الجيولوجيا
الفهرس
Only 14 pages are availabe for public view

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Abstract

The aim of this study is to delineate and evaluate the structure features and reservoir characteristics and determine the hydrocarbon potentialities of the Abu El-Gharadig basin, Western Desert, Egypt, particularly in the Main Abu El-Gharadig oil field that is located in the Abu El-Gharadig basin, between 29° 40’ and 29° 45’ N latitudes and 28° 25’ and 28° 32’ E longitudes through the integration of 2D seismic reflection method and well logging data formation evaluation technique. The primary detailed studied reservoirs or zones of interest of this study are Abu Roash “D” and Abu Roash “E” Members of Abu Roash Formation and Upper and Lower Members of Bahariya Formation of the Upper Cretaceous age. The first method that is utilized in this research is the 2D seismic interpretation method. A twenty 2D seismic profiles were used to evaluate the structure framework of the study area and construct structural contour maps. This was achieved by using Petrel Software (2017). So, four horizons were interpreted and picked by using seismic well tie to link between the seismic data (in time domain) with the well log data (in depth domain) to generate synthetic seismogram to create a wavelet which is then compared with the seismic traces and well location to determine the stratigraphic boundaries of interest. After that, structural contour maps are constructed, and it reveals that all the area are influenced by normal faults trending E-W and NW-SE directions. The Fault polygons of the four horizons generally indicates three-way dip closure tilted fault blocks and also two-way dip closure forming horst and graben blocks. Besides the four zones of interest, we found that the Appolonia “B” and “C” Formation in the north eastern part of the location map is high in amplitude and has a bright spot which is not continuous in any other location of the study area.