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High frequency refraction/ reflection full-waveform inversion case study from North West Shelf offshore Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: David Dickinson, Fabio Mancini, Xiang Li, Kai Zhao
- Date Published: February 2018
Abstract:
The robustness of diving wave Full-Waveform Inversion (FWI) has been proven in industry, but the effectiveness is limited by its penetration depth. To target deeper reservoirs, therefore, requires the application of reflection FWI. This paper present...
Modelling reservoir deliverability within the Northern Beagle Subbasin, Western Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Christopher Hurren, Gerard O’Halloran, Kylie Kirk, Christopher A. Paschke
- Date Published: February 2018
Abstract:
Reservoir deliverability is a critical component affecting the viability of petroleum systems within a sedimentary basin. Deliverability can be described as the ability of a given rock to flow hydrocarbons to the surface. Calculating deliverability r...
Impact of sequence stratigraphy on static and dynamic reservoir models: examples from the Precipice–Evergreen succession, Surat Basin, Queensland
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Andrew D. La Croix, Vahab Honari, Sebastian Gonzalez, Jim Underschultz, Andrew Garnett
- Date Published: February 2018
Abstract:
CO2 storage in the subsurface is a key aspect of climate mitigation. The UQ is investigating whether the Precipice Sandstone and Evergreen Formation in the Surat Basin, Queensland, are an appropriate reservoir-seal pair for the long-term storage of g...
Cooper Basin Deep Coal – the New Unconventional Paradigm: Deepest Producing Coals in Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Camac, B.A., Benson, J, Chan, V, Goedecke, A
- Date Published: February 2018
Abstract:
Up to four years of gas production from Permian coals in the South Australian (SA) sector of the Cooper Basin illustrates their potential value as a sustainable unconventional gas resource. The success of this play is a result of many years of resear...
Next Generation Reservoir Engineering
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Klaus Regenauer-Lieb, Thomas Poulet, Manolis Veveakis, Hamid Roshan, Xiao Chen
- Date Published: February 2018
Abstract:
We present a fundamental physics based understanding of the chemical, mechanical, thermal and hydrological processes and their interactions that operate over long-time scales to form and characterise the porosity/fracture networks in conventional and...
Organic geochemistry and petroleum potential of Permian outcrop and core samples from the southern Sydney Basin
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Simon C. George, Shirin Baydjanova, Bronwyn C. Campbell, Brave Manda
- Date Published: February 2018
Abstract:
Permian sediments occur throughout the southern Sydney Basin, exposed on the coastline south of Wollongong, and penetrated by various boreholes. This study uses outcrop samples and samples from three boreholes held by NSW Resources and Energy at the ...
The Permian and Carboniferous extensional history of the Northern Carnarvon Basin and its influence on Mesozoic extension
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Sam McHarg, Amy I’Anson, Chris Elders
- Date Published: February 2018
Abstract:
The North-West Shelf of Australia is a marginal rift system related principally to the fragmentation of Gondwana. PermianCarboniferous structures along the margin have long been recognised as fundamental events responsible for the formation of the of...
Seismic diffraction imaging for improved coal structure detection in complex geological environments
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Binzhong Zhou, Weijia Sun
- Date Published: February 2018
Abstract:
To provide a “no major surprises” guarantee of coal seam conditions, reflection seismic surveying is often used for delineation of faults and dykes that have the potential to disrupt underground coal mining operations. Although reflection seismic...
Petroleum Plays of the Bowen and Surat basins
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Alison Troup, Neal Longdon, Justin Gorton
- Date Published: February 2018
Abstract:
The plays of the Bowen and Surat basins consist of conventional structural plays along major regional structures and depositional platforms, most of which have some stratigraphic component. These can be subdivided into three main regions: the eastern...
Evolution of “Tres Hombres” – A Mid-crustal Dome Structure within the Jurassic Northern Beagle Sub-basin Western Australia: An Integrated Geophysical Investigation
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Gerry O’Halloran, Chris Paschke, Craig Dempsey, Chris Hurren, Robert Scott, Guimin Liu
- Date Published: February 2018
Abstract:
The Tres Hombres structure is a large mid-crustal structural feature that that underlies the Permian – Late Jurassic mega-sequences of the Northern Beagle Sub-basin, Western Australia. Originally identified on regional 2D seismic lines, the Tres Ho...
Predicting Structural Permeability in the Deep Coal Play, Tirrawarra-Gooranie fields, Cooper Basin
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Bowker, C.J., Camac, B.A., Fraser, S.A
- Date Published: February 2018
Abstract:
A 2D numerical stress modelling study was conducted for the Tirrawarra-Gooranie oil and gas field in the Cooper Basin, which produces from a mixture of conventional and non-conventional (deep coal) reservoirs. The aim of this study is to understand t...
TARGETING CORE SAMPLING WITH MACHINE LEARNING: CASE STUDY FROM THE SPRINGBOK SANDSTONE, SURAT BASIN
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Oliver Gaede, Mitchell Levy
- Date Published: February 2018
Abstract:
We show how clustering algorithms can ensure that the core intervals that are pertinent to specific objectives of a sampling campaign are actually sampled. We also show how clusters can be validated prior to sampling with auxiliary data not used for ...
Interpretation of a Permian conjugate basin margin preserved on the outer Northwest Shelf of Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Christopher A. Paschke, Gerard O’Halloran, Craig Dempsey, Christopher Hurren
- Date Published: February 2018
Abstract:
The Northwest Shelf (NWS) of Australia is characterized as a series of northeast-southwest trending Mesozoic offshore depocenters which both juxtapose and partially overprint a series of onshore, northwest-southeast trending Palaeozoic basins. An int...
Georgina Basin – Middle Cambrian petroleum systems and the search for unconventional hydrocarbons
- Publication Name: Central Australian Basins Symposium III
- Authors: G.J. Ambrose, D.S. Warner, J.P. Heugh
- Date Published: July 2017
Abstract:
The Georgina Basin has two well documented Middle Cambrian source rocks (Lower Arthur Creek Formation and
Thorntonia Limestone) which are believed to have expelled up to 40 billion tonnes (320 Bbbls) of liquid hydrocarbons based on detailed evaluati...
Extensional and Contractional Tectonics in Southeastern Papua New Guinea
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Michael Swift and Hugh Davies
- Date Published: September 2015
Abstract:
In the southeastern part of the Papuan peninsula structures which have been formed by compressional tectonics are located on the south side of the island whilst structures formed by extensional tectonics are found in the centre and north of the penin...
Mapping Sub-Surface Geology from Magnetic Data in the Hides Area, Western Papuan Fold Belt, Papua New Guinea
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Irena Kivior, Stephen Markham, Leslie Mellon
- Date Published: September 2015
Abstract:
Horizon mapping using magnetic data was conducted over a part of the Western Papuan Fold Belt, in an area of rugged terrain, where the geological structures are of relatively low complexity. Energy spectral analysis was used to detect magnetic suscep...
Testing the Tertiary Basin Floor Fan Play in the Gulf of Papua, Papua New Guinea
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: B. Bailey, G. Salem, P. Haltmeier
- Date Published: September 2015
Abstract:
The Gulf of Papua (GoP) is situated offshore the southern coast of Papua New Guinea. Present-day morphology of the continental shelf consists of a broad platform that extends 180 km outboard of the coast in shallow water of approximately 100m. The do...
Water Washing: A Major Hydrocarbon Altercation Process. Part 2 – Process, Controls and Hydrocarbon Type Prediction
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: L. Elliott
- Date Published: September 2015
Abstract:
Water washing is a significant hydrocarbon alteration process that has not been widely recognized in the literature. An earlier review investigated the geochemistry and water washing relationship associated with Australian North West Shelf oils and g...
Detailed Stratigraphic and Structural Analysis of the Early Cretaceous Outcrops in West Gippsland, Victoria, Australia.
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: H. Aghaei, C. Valenta, M. Hall, Alan Tait
- Date Published: September 2015
Abstract:
The study tried to answer questions regarding the stratigraphy, structure and depositional environment of the Strzelecki Group based on its unique coastal outcrops near the Wonthaggi township, west Gippsland. The outcrops were mapped and logged in de...
Analogue Modeling of the Papua New Guinea Fold and Thrust Belt
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: R. Darnault, K. Hill, J.M. Mengus, N. Wilson
- Date Published: September 2015
Abstract:
Seismic data quality is often very poor in structurally complex areas due to complex faulting and severe dip changes. In such settings, it is thus difficult to interpret and understand the influence of basement structures on basin geometries through ...
Using Biodegradation to Date Hydrocarbon Entry Into Reservoirs: Examples from the Cooper / Eromanga Basin, Australia
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: L. Elliott
- Date Published: September 2015
Abstract:
This study identifies common biodegradation of Cooper/ Eromanga Basin (CEB) oils and condensates from changes to the n-alkane and isoprenoid whole oil gas chromatograph (WOGC) hydrocarbon profiles, which because of their generally mild degradation ha...
Stratigraphy and Sedimentology of the Permian Succession in the Southwest Bowen Basin, Queensland
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Christopher R. Fielding, Michael A. Martin, Kerrie L. Bann
- Date Published: September 2015
Abstract:
This paper investigates the distribution of depositional systems, in time and space, of the Permian succession of the Denison Trough and surrounding areas, southwest Bowen Basin, Queensland. A unified facies scheme is presented for the shallow marine...
Where’s the Data? Acquisition and Processing of Seismic Data in the PNG Highlands
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Subhash Chandra, Geoff Mansfield, Peter Carver
- Date Published: September 2015
Abstract:
Seismic exploration in the PNG Highlands poses many challenges both in the acquisition and in the processing of the data. The seismic method is limited by both operational and geophysical technical constraints....
A Time-Slice of the Lake Eyre Basin: Sand / Mud Depositional Geometries In A Diverse Lowstand Endorheic Drylands Setting
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: G.A. Wakelin-King, K.J. Amos
- Date Published: September 2015
Abstract:
Dryland environments of deposition form an important part of the rock record, and understanding the processes governing sediment distribution is important for predicting their reservoir, seal, and migration pathway properties. A cross-discipline coll...
Petrophysical Challenges and Triumpsh in the Gippsland Basin
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: A. Mills and K. Kuttan
- Date Published: September 2015
Abstract:
Early explorers in the Gippsland Basin must have been ecstatic to find the large accumulations of oil and gas in the Top Latrobe reservoirs. These were easily identifiable on logs. What they did not initially appreciate, was that many of the large ga...
Structural Style in the Eastern Papuan Fold Belt, from Wells, Seismic, Maps and Modelling
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Kevin Hill, Ruth Wightman, Louise Munro
- Date Published: September 2015
Abstract:
Exploration in fold and thrust belts is fundamentally different from that in most other geological provinces as the mountainous terrain makes acquisition of seismic data very expensive and the data are usually poor to moderate quality. In contrast fo...
Depositional Environments and Sediment Dispersal Patterns of the Jurassic Walloon Subgroup in Eastern Australia
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Joel V.R. Yago and Christopher R. Fielding
- Date Published: September 2015
Abstract:
This paper summarises results from a regional evaluation of depositional environments of the Middle Jurassic Walloon Subgroup in eastern Australia. The Walloon Subgroup (WSG), which extends from the Clarence-Moreton and other basins of coastal SE Que...
A Powerhouse Emerges: Energy for the Next Fifty Years
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Lodwick W. (Ed)
- Date Published: September 2015
Abstract:
Complete publication of all papers from EABS V (2015) - Eastern Australian Basins Symposium...
The Gobe Field, PNG; Influence of Basement Architecture on Fold and Thrust Belt Structural Style
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Armelle Kloppenburg, Kevin C. Hill
- Date Published: September 2015
Abstract:
The Gobe oil- and gas-field is part of the 25 km long Gobe Anticline in the hangingwall of the Gobe Thrust, located at the SE end of the Papuan Fold Belt, Papua New Guinea. This area was subjected to rifting during the Jurassic with large offsets acr...
Regional Assessment of the Toolebuc Formation: A Shale Oil Play in Southwest Queensland
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: A. Troup, S. Edwards, B. Talebi, M. Preda
- Date Published: September 2015
Abstract:
A regional assessment of the Toolebuc Formation has been conducted to evaluate its potential as a shale oil target. This formation shares many characteristics with successful shale oil plays located in the United States of America. This study has foc...