Osipova E.N.

osipovaen@tpu.ru


Graduated from Tomsk Polytechnical Institute (1986), specialization "geophysical methods of Geophysical methods of prospecting and exploration of mineral resources".
PhD in Geological and Mineralogical Sciences.
Associate Professor, Department of Geology, School of Natural Resources Engineering, National Research Tomsk Polytechnic University.
Area of scientific interests: petrogeological interpretation of geological and geophysical data.
Author of more than 50 publications.
Regional petroleum geology
Article # 24_2022 submitted on 07/06/2022 displayed on website on 08/12/2022
39 p.
pdf Heat flow and thermal history of the Togur formation (Lower Jurassic) sources rocks and data about petroleum bearing East-Paidugin megadepression (south-east of Western Siberia)
The poorly studied East-Paidugin megadepression and the structures of its framing in the south-east of Western Siberia are new territories and new stratigraphic levels that are promising for predictive prospecting studies on the Lower Jurassic and pre-Jurassic petroleum bearing strata.
Paleotemperature modeling was performed in cross section of 26 deep wells. It is established that the value of the heat flow density varies within 36-56 mW/m2. The modeling is based on solving the heat conduction equation of a horizontally layered solid with a moving upper boundary, using original computer technology.
Schematic maps of the deep heat flow density on the Paleozoic basement top were constructed for the research area, and mapping of the catagenetic generation foci of the Togur oil was carried out.
Express-evaluation of the oil generation density identified potentially productive zones for oil accumulations searching in the Lower Jurassic and Pre-Jurassic sections. These productive zones represent the entire East-Paidugin megadepression, including the Vargat mezodepression, as well as the western part of the Vladimir megaledge (the western slope of the Belonogov mezoval) and the eastern part of the Parabel megaledge (the northeastern slope of the Kolpashev mezoswell).

Keywords: Togur Formation source rocks, paleotemperature modeling of the oil generation sources, oil generation density, potentially productive zones of the Lower Jurassic and pre-Jurassic petroleum bearing strata, East-Paidugin megadepression, south-east of Western Siberia.
article citation Merenkova S.A., Isaev V.I., Lobova G.A., Osipova E.N. Teplovoy potok i termicheskaya istoriya materinskoy nizhneyurskoy togurskoy svity i neftegazonosnost' Vostochno-Payduginskoy megavpadiny (yugo-vostok Zapadnoy Sibiri) [Heat flow and thermal history of the Togur formation (Lower Jurassic) sources rocks and data about petroleum bearing East-Paidugin megadepression (south-east of Western Siberia)]. Neftegazovaya Geologiya. Teoriya I Praktika, 2022, vol. 17, no. 3, available at: http://www.ngtp.ru/rub/2022/24_2022.html
DOI https://doi.org/10.17353/2070-5379/24_2022
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Geological simulation and issues of petroleum fields development
Article # 13_2021 submitted on 04/05/2021 displayed on website on 04/27/2021
32 p.
pdf Modelling of the Paleozoic and Mesozoic foci of hydrocarbon generation to assess their role in petroleum accumulations formation belonging to the Devonian and Carboniferous section (the Tomsk Region study)
This paper performs coupled paleotemperature modelling of foci of hydrocarbon generation in sedimentary basins: the “present” Jurassic-Cretaceous basin and the Silurian, the Devonian and Carboniferous “paleobasins” in the territory of the Ostanin and the Gerasimov oil-gas condensate fields of Tomsk Region. It was stated that under the geological and geophysical circumstances within these fields’ sections the oil source rock, more likely, is the Upper Jurassic Bazhenov Formation and the source rock for generating gas and condensate are the Paleozoic domanic type rocks.

Keywords: modelling of focus of hydrocarbon generation, sedimentary paleobasin, Paleozoic petroleum accumulation, Tomsk Region.
article citation Galieva M.F., Lobova G.A., Osipova E.N. Modelirovanie paleozoysko-mezozoyskikh ochagov generatsii uglevodorodov i otsenka ikh roli v formirovanii zalezhey devona i karbona (na zemlyakh Tomskoy oblasti [Modelling of the Paleozoic and Mesozoic foci of hydrocarbon generation to assess their role in petroleum accumulations formation belonging to the Devonian and Carboniferous section (the Tomsk Region study)]. Neftegazovaya Geologiya. Teoriya I Praktika, 2021, vol. 16, no. 2, available at: http://www.ngtp.ru/rub/2021/13_2021.html
DOI https://doi.org/10.17353/2070-5379/13_2021
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Regional petroleum geology
Section editor – PhD in geology and mineralogy Makarevich V.N.
Article # 43_2020 submitted on 11/23/2020 displayed on website on 12/17/2020
21 p.
pdf Comparative petrophysical characteristics of the Jurassic sections of the Tomsk Region fields (in relation to petroleum potential of pre-Jurassic sequences)
In case of upward, so in case of downward fluid migration, processes of superposed epigenesis perform and lead to secondary epigenetic transformations of rocks of passage Jurassic strata, which result in their anomalous geophysical and petrophysical characteristics. A generalizing comparative analysis of the geophysical and petrophysical characteristics of the Jurassic section of different field types in Tomsk Region was carried out: without petroleum potential in pre-Jurassic sequences, with commercial inflows from the pre-Jurassic structures. Results of exploration electrical resistivity and carbonatization in the Jurassic section of deep wells and also spontaneous potential variation, electrical resistivity and natural radioactivity in Bazhenov Formation confirm anomalousness of geophysical and petrophysical parameters of Jurassic rocks in case of pre-Jurassic sequences. This paper determines 6 geophysical and petrophysical characteristics of the Jurassic strata as predictive indicators for oil and gas potential estimation in pre-Jurassic section.

Keywords: petroleum potential in pre-Jurassic sequences, anomalousness of geophysical and petrophysical characteristics of the Jurassic section as prospecting criteria, Tomsk Region.
article citation Aleeva A.O., Lobova G.A., Osipova E.N. Sravnitel'naya petrofizicheskaya kharakteristika yurskikh razrezov mestorozhdeniy Tomskoy oblasti (v svyazi s neftegazonosnost'yu doyurskikh otlozheniy) [Comparative petrophysical characteristics of the Jurassic sections of the Tomsk Region fields (in relation to petroleum potential of pre-Jurassic sequences)]. Neftegazovaya Geologiya. Teoriya I Praktika, 2020, vol. 15, no. 4, available at: http://www.ngtp.ru/rub/2020/43_2020.html
DOI https://doi.org/10.17353/2070-5379/43_2020
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Regional petroleum geology
Section editor – PhD in geology and mineralogy Makarevich V.N.
Article # 1_2016 submitted on 10/22/2015 displayed on website on 01/14/2016
21 p.
pdf Zonation of megadepressions of the Tomsk region depending on the frequentness of shale oil resources
It is assumed that main volume of shale oil (accumulated in situ) are localized where source rocks were in the main zone of oil generation ('oil window'). The results of zonation of Bazhenov Formation of Nyurolsk and Ust-Tymsk megadepressions by frequentness of shale oil resources performed at first time are presented. Zonation is based on the method of paleotemperature modeling, which allows to reveal and map areas of intensive oil generation in the source rocks by geotemperature criteria.

Keywords: shale oil, the Bazhenov Formation, main zone of oil generation, paleotemperature modeling, resources frequentness, Nyurolsk and Ust-Tymsk megadepressions.
article citation Isaev V.I., Lobova G.A., Osipova E.N., Sungurova O.G. Rayonirovanie megavpadin Tomskoy oblasti po plotnosti resursov slantsevoy nefti [Zonation of megadepressions of the Tomsk region depending on the frequentness of shale oil resources]. Neftegazovaya Geologiya. Teoriya I Praktika, 2016, vol. 11, no. 1, available at: http://www.ngtp.ru/rub/4/1_2016.pdf
DOI https://doi.org/10.17353/2070-5379/1_2016
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Regional petroleum geology
Section editor – PhD in geology and mineralogy Makarevich V.N.
Article # 22_2014 submitted on 04/15/2014 displayed on website on 05/06/2014
16 p.
pdf  Reconstruction of geothermal history of the petroleum bearing Bazhenov Formation and estimation of the distribution of the offshore Neocomian reservoirs of the Nyurol megadepression
Description of the Neocomian shelf strata of the Nyurol megadepression and their structure is presented. Termal history of the Bazhenov source rocks strata is evaluated using the method of paleotemperatures modeling during the Jurassic time. Paleo-centers of oil generation are revealed and mapped considering geothermal criteria. Built maps of resources generation concentration and primary accumulated Bazhenov oil in the shelf reservoirs are presented. Recommended priority exploration areas are revealed.

Keywords: Neocom shelf, Bazhenov Formation, paleotemperature modeling, oil generation levels, density resources, Nyurol megadepression.
article citation Osipova E.N., Prakojo F.S., Isaev V.I. Rekonstrukcii geotermicheskoj istorii neftematerinskoj bazhenovskoj svity i ocenka raspredelenija plotnosti resursov v shel'fovom rezervuare neokoma Njurol'skoj megavpadiny [Reconstruction of geothermal history of the petroleum bearing Bazhenov Formation and estimation of the distribution of the offshore Neocomian reservoirs of the Nyurol megadepression]. Neftegazovaya Geologiya. Teoriya I Praktika, 2014, vol. 9, no. 2, available at: http://www.ngtp.ru/rub/4/22_2014.pdf
DOI https://doi.org/10.17353/2070-5379/22_2014
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