在高温和高度条件下使用聚合物增强泡控制蒸汽前部移动性的研究
Mingxuan Wu1,2, Binfei Li1,2, Liwei Ruan1,2
1Key Laboratory of Unconventional Oil & Gas Development, China University of Petroleum (East China), Ministry of Education, Qingdao 266580, China.
Polymers
|September 14, 2024
概括
一种新型的聚合物Z364提高了在高温,高盐度条件下可卡米多基硫贝 (CHSB) 泡的性能. 这种改进的泡为重油热回收提供了卓越的移动性控制,提高了水库开发效率.
科学领域:
- 石油工程是石油工程中的一个.
- 材料科学 材料科学 材料科学
背景情况:
- 在高温,高盐度的水库中,重型石油回收面临着挑战.
- 基于泡的移动性控制至关重要,但通常受到恶劣的水库条件的限制.
研究的目的:
- 为了评估使用耐温度聚合物的可卡米多普洛皮尔氧硫贝 (CHSB) 泡的性能提升,Z364.4.
- 评估这种增强泡在重油热回收中对移动性控制的潜力.
主要方法:
- 进行了泡稳定性测试,表面张力测量和风湿学评估.
- 与之并行的核心洪水实验评估了异质水库中的流量转移.
- 系统地分析了Z364聚合物和CHSB表面活性剂之间的相互作用.
主要成果:
- Z364显著提高了CHSB泡的强度,耐热性和耐盐性.
- 聚合物增强了泡的液膜粘度,减缓了排水,减少了气体扩散,延长了泡的半衰期.
- 聚合物增强泡证明了有效的流量转移,改善了异质核心中的流体分布.
结论:
- Z364聚合物显著提高了CHSB泡在恶劣条件下的稳定性和性能.
- 增强的泡系统为重油的热回收提供了卓越的移动性控制.
- 这项技术为高温,高盐度水库的高效开发提供了新的见解.
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