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Trace gas analysis for CO2 purity control

Enhancing carbon capture and storage efficiency: the importance of trace gas analysis for CO2 purity control

In the effort to reach NET ZERO emissions by 2050, capturing CO2 plays a crucial role. The IEA’s decarbonization scenario envisages the capture of a total of 7.6 Gt. However, successful implementation of CCS (carbon capture and storage) and its environmental benefits hinge on maintaining the integrity of CO2 during transportation and storage.

One often overlooked but critical aspect of this process is trace gas analysis. By employing advanced technologies like the ProCeas® system, industries can uphold CO2 purity standards, mitigating the risk of corrosion and maximizing the efficiency of carbon capture processes.

Why CO2 purity matters

Carbon capture processes produce CO2 streams that contain various trace components, including sulfur compounds, oxygen, nitrogen oxides, moisture, ammonia, formaldehyde, etc. These impurities influence the physical and chemical properties of captured CO2 that are essential for transport and storage.

Impurities can accelerate corrosion in pipelines and storage infrastructure, leading to costly repairs and environmental hazards. Moreover, impurities can impede the efficiency of CO2 injection in geological formations, undermining the long-term viability of carbon capture projects.

Degradation of CO₂ transport pipelines caused by impurities

The role of trace gas analysis

Trace gas analysis involves the precise, reliable, fast, and online measurement of impurities in CO2 streams. By identifying and quantifying trace gases, industries can assess the purity of captured CO2 and implement targeted purification measures. Traditional methods of trace gas analysis often fall short in terms of accuracy and efficiency. However, with advances in technology, solutions like the ProCeas® system offer unparalleled precision and reliability in trace gas detection.

Introducing ProCeas®

ProCeas®, developed by AP2E (member of DURAG GROUP), is a cutting-edge solution for trace gas analysis in carbon capture applications. This state-of-the-art system utilizes patented OFCEAS® technology (optical feedback cavity enhanced absorption spectroscopy) to achieve ultra-sensitive measurements of trace gases in CO2 streams. With its high precision and real-time monitoring capabilities, ProCeas® enables industries to detect impurities at trace levels, ensuring adherence to the highest standards of CO2 purity. 

Benefits of ProCeas® for CO2 purity control

  • Enhanced accuracy: ProCeas® delivers precise measurements of trace gases, allowing for proactive management of CO2 purity.
  • Improved efficiency: Real-time monitoring with ProCeas® enables prompt corrective actions, minimizing downtime and optimizing carbon capture processes.
  • Cost savings: By preventing corrosion and ensuring CO2 integrity, ProCeas® helps reduce maintenance costs and prolong the lifespan of infrastructure.
  • Environmental protection: Maintaining CO2 purity with ProCeas® mitigates the risk of leaks and environmental contamination associated with impurities.

Learn more about ProCeas®

Voice of customer

“The reliability of the H2O and H2S measurement in particular was crucial for our project. ProCeas® is also used to measure the concentration of O2 in CO2. All of this ensured the high quality and success of our research project. Key factor was the identification of the reaction by variation of impurity concentration.”  

Bjørn H. Morland, lead scientist at the Institute for Energy Technology (IFE), Norway

 

The Institute for Energy Technology (IFE) is a leading research organization specializing in corrosion technology for oil, gas, and CO2 transport pipelines. With over 35 years of experience in international joint industry projects, IFE has developed an advanced laboratory to study corrosion and the effects of impurities.

Learn more about the project

 

Related contents

Study: Measurement of CO2 transfer in the CCS chain

A 2024 study published in "Nexus”, a Cell partner journal, examines the central role of standardized measurement of CO2 impurities in carbon capture and storage. The paper, entitled ”Toward standardized measurement of CO2 transfer in the CCS chain”, highlights the importance of controlling impurities in CO2 streams to improve transport efficiency, storage safety and the long-term economic viability of CCS. The OFCEAS technology is mentioned in the examples of measuring instruments identified in this context. We extend our sincere congratulations to the authors for their invaluable contribution to advancing sustainability and innovation in CCS.