Recent Advances in Hydrate-Based CO₂ Capture: Energy Consumption, Cost Analysis, Policy Perspectives, and Machine...

Area of Science:

• Environmental Science
• Chemical Engineering
• Climate Technology

Background:

• Climate change necessitates effective carbon dioxide (CO2) mitigation strategies.
• Gas hydrate-based carbon capture and storage (CCUS) presents a novel approach for CO2 reduction.
• Existing CCUS technologies face challenges in efficiency and cost-effectiveness.

Purpose of the Study:

• To review the technical and economic aspects of gas hydrate-based CCUS.
• To analyze recent advancements in CO2 hydrate formation for capture applications.
• To identify challenges and areas for improvement in scaling up hydrate-based CCUS, particularly for flue gas decarbonization.

Main Methods:

• Systematic literature review of gas hydrate-based CCUS technologies.
• Analysis of techno-economic factors and cost dynamics of CCUS plants.
• Examination of CO2 hydrate formation studies and flue gas decarbonization applications.

Main Results:

• Gas hydrate-based CCUS is a technically viable and potentially cost-effective method for CO2 capture.
• Significant progress has been made in understanding CO2 hydrate formation kinetics and thermodynamics.
• Key challenges include process optimization, energy efficiency, and integration into existing industrial infrastructure.

Conclusions:

• Gas hydrate-based CCUS holds substantial potential for climate change mitigation.
• Technological advancements and supportive policies are crucial for widespread adoption and scaling.
• Further research into techno-economic optimization is needed to enhance the competitiveness of hydrate-based CCUS.