An experimental system and procedure of unsteady-state relative permeability test for gas hydrate-bearing sediments

查看详情 浏览次数:1
中文题名含气体水合物沉积层非稳态相对渗透率测试的实验系统与过程
作者Jeong-Hoon Choi
作者单位USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA National Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USANational Energy Technology Laboratory, U.S. Department of Energy, Morgantown, WV, USA;
刊名Journal of Natural Gas Science and Engineering
2020
83
摘要
水合物沉积 层(HBS HBS)中气水相对渗透率以及与合物饱和 )中气水相对渗透率以及与合物饱和 度相关 性的准确评价对预测水合物储层产能至关重要。然而,目前 由于在 HBS HBS中进行 多相流实验较为困难,缺乏关数据因此仍未能有效开展评价。基于以 多相流实验较为困难,缺乏关数据因此仍未能有效开展评价。基于以 多相流实验较为困难,缺乏关数据因此仍未能有效开展评价。基于以 多相流实验较为困难,缺乏关数据因此仍未能有效开展评价。基于以 上问题,本文研究拟开发并验证一种新的非稳态相对渗透率测试系统和程序可以 上问题,本文研究拟开发并验证一种新的非稳态相对渗透率测试系统和程序可以 上问题,本文研究拟开发并验证一种新的非稳态相对渗透率测试系统和程序可以 在 HBS HBS中得到可靠且重现的流体 测量值。天然气水合物被认为是沉积固基质的一 部分,因此保持恒定水合物饱和度是实验难点之基质的一 部分,因此保持恒定水合物饱和度是实验难点之。在本实验研究中, 在水合物稳定边界运用压力 在水合物稳定边界运用压力 -温度 (P -T) 控制来实现恒定的饱和度。采用常规 控制来实现恒定的饱和度。采用常规 BuckleyBuckley Buckley Buckley-LeverettLeverettLeverett Leverett Leverett 理论,通过测试样品压差、甲烷注入速度和驱替盐水体积来计算相 理论,通过测试样品压差、甲烷注入速度和驱替盐水体积来计算相 理论,通过测试样品压差、甲烷注入速度和驱替盐水体积来计算相 对渗透率。含水合物样品的残余盐饱和度比无高,这可能是由于孔隙 对渗透率。含水合物样品的残余盐饱和度比无高,这可能是由于孔隙 对渗透率。含水合物样品的残余盐饱和度比无高,这可能是由于孔隙 尺寸减小、固体基质非均性增强有水合物存在时和孔隙分布大 尺寸减小、固体基质非均性增强有水合物存在时和孔隙分布大 尺寸减小、固体基质非均性增强有水合物存在时和孔隙分布大 等原因所致。基于气体水合物相对渗透率模型描述 HBS HBS的非稳态流动实验结 果还 需开展进一步的研究。

@ 2023 版权所有 中国地质图书馆 (中国地质调查局地学文献中心)

京ICP备 05064591号 京公网安备11010802017129号

建议浏览器: 火狐、谷歌、微软 Edge、不支持 IE