Concurrent 24. Presentation for: Repurposing Victoria’s gas infrastructure for a net zero future
Hossein Khalilpasha A *A Advisian Pty Ltd, Brisbane, Qld, Australia.
The APPEA Journal 62 - https://doi.org/10.1071/AJ21394
Published: 3 June 2022
Abstract
Presented on Thursday 19 May: Session 24
As the world moves towards a net-zero future, different jurisdictions are considering various scenarios on how they can achieve their targets. Depending on the types of assets within each jurisdiction, it could mean the development of new projects, modifying existing infrastructure, or a combination of both. The Victorian Climate Change Act 2017 established a system of coordinated, whole-of-economy actions to achieve a net zero emissions target by 2050. This includes rolling 5-year plans and targets to reduce emissions and adapt to climate change impacts, obliging all government policies, plans and decisions to consider climate change, and requiring all sectors of the economy including the gas industry to develop and action emissions reduction pledges. Natural gas plays a major role in Victoria’s energy mix with extensive gas infrastructure supplying over 2 million customers in Victoria and a network asset value of approximately A$6 billion. In 2021, Infrastructure Victoria provided its advice to the Victorian Government on potential scenarios for repurposing Victoria’s gas transmission and distribution networks in a future where Victoria’s carbon emission reduction targets are achieved. This paper provides the results of assessment on the suitability of existing gas infrastructure across the value chain to be repurposed for hydrogen blending, 100% hydrogen, biomethane and carbon dioxide service. This work was performed for the purpose of informing the Victorian Government of the opportunities and risks to gas infrastructure associated with achieving its 2050 net zero emission target.
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Keywords: biomethane, blending, CCS, gas infrastructure, hydrogen, net zero, non-compatible, repurposing, Victoria.
Hossein Khalilpasha Leads Worley’s asset integrity team at East Coast of Australia. He received his PhD from the University of Queensland where he investigated buckling integrity of pipelines. He has over 20 years of experience and an extensive knowledge in asset integrity management and governance. During his time working in the energy sector, Hossein has been involved in projects at different stages of asset lifecycle from feasibility study, design and build through to operation and maintenance. Hossein is Advisian’s a Subject Matter Expert in remaining life assessment and life extension studies being involved in numerous local and international projects. Hossein is active in multiple global research projects including contributing to the PRCI project on Pipeline Mid-wall Defect Detection and FFS among others. Hossein has been heavily involved in decarbonisation activities with multiple clients in Australia and globally at Worley, specifically with hydrogen in pipeline. This has resulted in being involved in Future Fuel CRC research projects as Industry advisor for multiple projects and also as committee member for the Integrity Work group. He is also leading a research project for assessing the integrity and fitness for service of H2 pipelines. Hossein is one of the Authors of Australian ‘Code of Practice for H2 pipelines’ which is currently under development. |