Table of Contents

BUSINESS PERFORMANCE AND GOVERNANCE

Moving beyond climate to nature-focused operations. Fairul Izmal Jamal Hisne, Thomas Chandler, Jacklyn Liew Hui Ling and Lucy Grindall

Mapping of the regulatory requirements for requalification of hydrocarbon production pipeline facilities for CO₂ transport and storage. Logan McNeil and Alex Lockett

People, technology and performance: creating capacity for sustainable performance – a discussion paper. Brett Read and Rod Ritchie

Business cases – development guidance and comparison mechanism for improved decisions on investment. Mark Williams

EMISSIONS REDUCTION

Reservoir pressure monitoring via surface deformation inversion: integrating numerical modelling with evolutionary optimisation. Reza Abdollahi, Abbas Movassagh, Dane Kasperczyk and Manouchehr Haghighi

A lifecycle assessment of low-emissions hydrogen production using autothermal reforming and carbon capture and storage. Claudia Buenhombre, Colin Crowley and Jamie Reilly

Ammonia transport seaborne tanker loading – technology selection, system design and modelling. Paul Fothergill and David Kitson

Advancing scientific verification of plug and abandonment activities. Quentin Morgan, Janet Mignano, James Ashton, Andrew Clemence and Robert Layher

Geomechanical modelling of hydrogen storage at the CO2CRC Otway International Test Centre. R. Puspitasari, H. W. Moh, E. Tenthorey, Z. J. Pallikathekathil, R. Dandekar, M. A. Giddins, O. Suriyanto and A. J. Feitz

A roadmap for carbon capture and storage deployment in Australia: key constraints and opportunities. Mark Sanders, Geoffrey O’Brien, Simone de Morton and David Byers

An engineering toolkit to estimate the CO₂ storage potential of the western Eromanga Basin, Australia. Tim Stephens, Mavise Beattie, Jeremy Iwanec, Peter Stephenson, Barry Bradshaw and Tom Bernecker

Life-of-Field monitoring for CO₂ storage – an effective solution for validating containment and analysing storage performance. Max Watson and Hadi Nourollah

CarbonNet project: carbon capture and storage case study – subsea system design challenges and opportunities. Bassem Youssef, Peter Brownlie, Nick McCarthy and Scott Bailey

ENGINEERING

Innovative design and re-completion strategies for CO₂ injection wells: a case study. T. Ahmad, K. Wuttke, M. Allison, D. Bason and P. Barraclough

Resolving drilling issues in the Beetaloo – drilling longer for lower cost. J. Bunning, K. Wuttke, J. Grehan and A. Bruce

Subsea well clean-up without drilling rigs: transient analysis methods to support philosophy definition. Paul Fothergill and Sarah Lim-Rajani

Characterisation of low-permeability coal seam gas reservoir permeability and permeability anisotropy using diagnostic fracture injection testing within a multi-well interference testing programme. Raymond L. Johnson Jr, Daniel Alarcon Vigil and Vahab Honari

Enabling CO₂ transport from local carbon capture sources for permanent storage purposes through the use of trucks as virtual pipelines. Logan McNeil and Alex Lockett

Field trials of bentonite as abandonment material for underground coal gasification wells in Queensland, Australia. A. Shapoval, J. Bunning, S. Hann, C. Johns and A. Sommerfeld

Augmenting cased hole logging and pressure testing: improving subsurface well barrier risk assessment through machine learning. Tim Thomas and Andrew Thompson

Improving operational confidence and decision-making in the absence of key reservoir data through utilisation of a machine learning-based coal identification model in coal seam gas wells. Gonzalo Vazquez, Mitch Allder, Joel Zimmermann, Jack Mclean-Hodgson and Kim Owen

A case study on CO₂ production casing operations. Jessica Wrigley, Gaurav Kumar Singh, Simon Hann, Mitch Allison and Paul Boggon

GEOSCIENCE

Applying petrophysics and rock property modelling to enhance play-based assessments of the geological storage potential for carbon dioxide: western Eromanga Basin case study. Barry E. Bradshaw, Tom Bernecker, Mavise Beattie, Jeremy Iwanec, Ray Spicer, David Lund and Ryan Owens

Australia is still an attractive investment destination for exploration and development. Joe Keith

Evolution of coal strength with dewatering and coal seam gas depletion: an integrated approach. Jimmy Xuekai Li, Thomas Flottmann, Max Millen, Shuai Chen, Yixiao Huang and Zhongwei Chen

Automatic rock strength prediction in data-limited well. Max Millen, Scott Mildren and Thomas Flottmann

Exploring carbon storage: does Australia have a competitive subsurface advantage in Asia Pacific? Fauzi Said

HEALTH, SAFETY AND ENVIRONMENT

Tiltmeter data inversion for reservoir integrity monitoring using numerical modelling and particle swarm optimisation. Reza Abdollahi, Abbas Movassagh, Dane Kasperczyk and Manouchehr Haghighi

Analysing safety data for an entire industry group – a case study from Queensland coal seam gas. Kevin Geddert

Insights from meta-analyses of incidents. Maureen Hassall

MARKETS

The Southern Gas Market supply problem: assessing the case for electrification of gas heating. Joshua Stabler

SPECIALIST

East Coast Gas Market, Queensland’s coal seam gas development, and the National Electricity Market – don’t take gas for granted. David Close, Rick Wilkinson and Andrew Garnett