关于智能水和粘土颗粒对青分子和乳液相稳定性的同时作用的实验研究
Mina Sadat Mahdavi1, Amir Hossein Saeedi Dehaghani2
1Department of Petroleum Engineering, Faculty of Chemical Engineering, Tarbiat Modares University, Tehran, Iran.
Scientific reports
|January 27, 2025
概括
用粘土淹没智能水减少重油粘度和青沉降. 这项研究揭示了离子调节水和粘土如何影响重油乳液特性,为增强石油回收提供了洞察力.
科学领域:
- 石油工程是石油工程中的一个.
- 增强石油回收的方法
- 合体和表面科学科学
背景情况:
- 智能水泛滥是提高砂岩水库中石油回收的关键.
- 由于离子-水-粘土-油相互作用,形成水沉重油乳液是一个挑战.
- 关于青和粘土在智能水淹没中的协同效应的研究有限.
研究的目的:
- 调查青和粘土在智能水淹没中的协同作用.
- 了解离子调水和粘土如何影响重油乳液的特性.
- 为减少重油回收过程中的乳液损伤提供见解.
主要方法:
- 重油和水性阶段 (含/不含粘土) 在80°C老化20天.
- 乳液通过离心法分为老化油和盐水阶段.
- 分析包括界面张力 (IFT),粘度,青开始点沉 (AOP),减弱总反射 (ATR),元素分析和泽塔电位测量.
主要成果:
- 在盐水和粘土暴露时观察到油粘度和AOP显著下降.
- 在ATR和元素分析中,阿斯法中减少了阿利法基和极性/负性成分.
- 乳液稳定性因与离子调节的水和粘土相互作用而有所不同,与极性青成分有关.
结论:
- 粘土和离子调水协同影响重油乳液的特性.
- 了解青在接口上的行为对于管理乳液稳定性至关重要.
- 这些发现有可能在智能水泛滥期间减轻粘土丰富的水库中的乳液损害.
相关概念视频
03:22Colloids
17.3K
Children at play often make suspensions such as mixtures of mud and water, flour and water, or a suspension of solid pigments in water known as tempera paint. These suspensions are heterogeneous mixtures composed of relatively large particles that are visible to the naked eye or can be seen with a magnifying glass. They are cloudy, and the suspended particles settle out after mixing. On the other hand, a solution is a homogeneous mixture in which no settling occurs and in which the dissolved...
17.3K
01:14Testing Water Quality
103
When the quality of water for concrete preparation is uncertain, its impact on the setting time of cement and compressive strength of mortar is assessed by comparison with de-ionized or distilled water benchmarks. American Society for Testing and Materials (ASTM) C1602 requires the setting times to be within 90 minutes of the control, British Standard (BS) 3146:1980 allows a 30-minute variance in the initial setting, while British Standards European Norm (BS EN) 1008 specifies initial setting...
103