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Technology

Method to Reduce Energy Costs for CO2 Capture by Mineral Looping

Invention Reference Number

202405846
Chemical engineer discuss blueprint drawings inside Oil Refinery Gas Chemical site. Image from Envato

This technology introduces an energy-efficient process for regenerating magnesium-based CO2 capture materials, reducing the thermal requirements traditionally associated with sorbent reuse. By employing a novel regeneration method, this approach enhances material longevity and maintains CO2 capture performance while lowering operational costs. The innovation provides a pathway for more sustainable carbon capture solutions in industrial applications. 

Description

Conventional CO2 capture materials require high-temperature regeneration, leading to efficiency losses and material degradation over time. This technology leverages an alternative regeneration process that operates at reduced thermal energy levels, preserving material integrity and extending its usability across multiple cycles. By optimizing the reaction environment, this approach minimizes energy consumption while ensuring continued effectiveness for CO2 capture applications. The method is adaptable for various industrial settings, offering a more cost-effective and sustainable solution for reducing carbon emissions. 

Benefits

  • Lower energy consumption: Reduces thermal energy requirements for sorbent regeneration
  • Enhanced material longevity: Mitigates sintering and maintains reactivity over multiple captures cycles
  • Cost-efficient carbon capture: Supports industrial-scale adoption with improved economic feasibility

Applications and Industries

  • Carbon capture and sequestration: Enhances efficiency of mineral looping CO2 capture systems
  • Industrial emissions management: Reduces waste footprint in power plants and manufacturing facilities

Contact

To learn more about this technology, email partnerships@ornl.gov or call 865-574-1051.