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Research prospects of key flow parameters evolution in hydrate-bearing sediments
Qingping Li1, Mingqiang Chen2, Shouwei Zhou3
1Beijing Huairou Laboratory, Beijing 101499, China; State Key Laboratory of Offshore Natural Gas Hydrates, Beijing 100028, China.
Advances in Colloid and Interface Science
|April 12, 2026
Summary
This review details how natural gas hydrate exploitation affects key flow parameters like permeability. Understanding these changes is vital for efficient and safe energy extraction from these vast reserves.
Area of Science:
- Geosciences
- Energy Resources
- Petroleum Engineering
Background:
- Natural gas hydrates are crucial for future sustainable energy due to high efficiency and large reserves.
- Exploiting hydrates involves complex phenomena (phase transition, mass transfer, deformation, gas expansion, particle migration) unlike conventional reservoirs.
- Spatiotemporal variations in permeability, water retention, and gas-water relative permeability are critical in hydrate-bearing sediments.
Purpose of the Study:
- To systematically review the evolution mechanisms of key flow parameters during natural gas hydrate exploitation.
- To provide a comprehensive summary of current research on this topic.
- To identify future research directions and challenges in hydrate energy extraction.
Main Methods:
- Review of existing literature on hydrate pore habit and its influence on flow parameters.
- Analysis of experimental and numerical methods used to determine key flow parameters.
- Examination of representative models for flow parameter evolution.
Main Results:
- Hydrate pore habit significantly impacts the evolution of key flow parameters.
- Various experimental and numerical techniques are employed to study these parameters.
- Representative models exist but require further refinement.
Conclusions:
- Understanding the evolution of key flow parameters is crucial for accurate prediction and production strategies in hydrate reservoirs.
- This review provides a foundation for efficient and safe natural gas hydrate exploitation.
- Further research is needed to address existing challenges and explore future directions.
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