关于CCS源下沉匹配及其在中国安省多类型地质物体中的集群部署的研究
Huihuang Fang1,2,3, Chengchuan Gu4,5, Kang Ye4,5
1School of Earth and Environment, Anhui University of Science and Technology, Huainan, 232001, Anhui, China. huihuangfang@aust.edu.cn.
Scientific reports
|March 18, 2025
概括
在安省优化碳捕获,利用和储存 (CCUS) 显示,深海盐水形成提供了重要的地质储存潜力. 战略管道规划可以降低CCUS集群部署的成本和基础设施需求.
科学领域:
- 地质储存和碳捕获,利用和储存 (CCUS) 基础设施规划.
背景情况:
- 有效的碳捕获,利用和储存 (CCUS) 需要科学源-沉匹配项目地点选择.
- 安省的深海盐水层,耗尽的石油/天然气储备,以及无法回收的煤田是储存二氧化碳的关键地质目标.
研究的目的:
- 评估安省各种地质形成的二氧化碳储存潜力.
- 为CCUS集群部署开发优化的源-流水匹配和管道网络策略.
- 建立在该地区部署CCUS集群的实际应用方案.
主要方法:
- 评估深层盐水层,耗尽的石油/天然气储库和无法回收的煤矿场的二氧化碳储存潜力.
- 开发和优化碳捕获,利用和储存 (CCUS) 的源-沉降匹配和管道网络.
- 为CCUS集群部署和示范项目制定应用方案.
主要成果:
- 安省的累计二氧化碳排放量预计将在30年内达到近1万亿.
- 总的地质二氧化碳储存潜力为899.08×10^8,其中深层盐水层显示最大容量.
- 优化CCUS规划可以将管道长度减少67.19%,总资本减少26.01%,在盐水层储存9.198.72亿CO2,管道长度为684.37公里.
结论:
- 安省的CCUS集群部署应优先考虑北,华南,合肥和长江经济带,利用盐水层的优势.
- 在集群中构建示范项目简化了CCUS管道网络的整体布局.
- 战略管道连接可以将已确定的四个CCUS集群部署区域集成到一个凝聚力的网络中.
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