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Ervia CCUS Pre-FEED Study

Aerial rendering of Carbon Aerial rendering of Carbon

Advancing Ireland’s Path to Net Zero

Ireland is working to meet ambitious climate commitments set by the European Union (EU), including achieving net-zero greenhouse gas emissions by 2050. To support this goal, Bechtel worked with multi-utility company Ervia to evaluate how carbon capture, utilization, and storage (CCUS) — the process of capturing and preparing carbon dioxide (CO2) emissions for transport and long-term storage — could help decarbonize hard-to-abate industrial sectors and support the transition to a lower-carbon future.

Through a preliminary Front-End Engineering and Design (pre-FEED) study, Bechtel evaluated the technical feasibility of large-scale CCUS infrastructure in Ireland, helping lay the foundation for future decarbonization efforts.

Designing Infrastructure for Large-Scale Carbon Transport

Drawing on Bechtel’s expertise in industrial infrastructure, marine terminals, gas processing, and shipping requirements, our team delivered a robust design to support the investment decisions for the proposed project.

As part of the pre-FEED study, we assessed the design and infrastructure requirements for Ervia’s CCUS project, focusing on two potential industrial clusters in Cork Harbour and Dublin Port. This included a detailed assessment of the pipeline gathering systems to transport the CO2 to the Central Processing Facilities for liquefaction and conditioning, along with intermediate onshore storage tanks to support marine shipping of the liquified CO2 to long-term sequestration sites. The scheme also included the development of a dense phase pipeline for future sequestration off the coast of Ireland.

A central focus of the work involved evaluating how the Central Processing Facilities could manage the variable CO2 flows from multiple emitters while meeting shipping requirements such as ship parcel sizes and voyage times. This analysis informed key design considerations, including the number of liquefaction trains, compressor and refrigerant selection, and sizing for onshore CO2 storage facilities.

Partnering with the Irish-based RPS, a Tetra-tech company, and specialist shipping consultant HR Wallingford, Bechtel developed cost estimates, site layouts, engineering models, datasheets and equipment sizing, process and flow assurance modeling, and design packages for the pipeline, jetty, temporary storage, and vessel transport activities. The team also developed supporting safety processes.

Industry Recognition

Supported through EU funding as a Project of Common Interest, the Ervia CCUS pre-FEED study helped advance the understanding of how large-scale carbon management infrastructure could support Ireland’s Climate Action Plan and Europe’s broader decarbonization goals.

Project team receiving Project of the Year at the 2023 Engineering Excellence Awards

The project was recognized as Project of the Year at the 2023 Engineering Excellence Awards, presented by the Association of Consulting Engineers of Ireland.

Findings from the study were presented at the Global Carbon Capture Institute in Copenhagen in September 2022 and later shared through a publicly available report, contributing to broader industry knowledge-sharing around emerging CCUS infrastructure.