Mechanism of low interfacial tension system increasing oil displacement efficiency is analyzed based on microscopic oil displacement experiments.
通过微观驱油实验结果分析低界面张力体系能够提高驱油效率的机理。
Low interfacial tension may be kept after oil sand adsorption and thermal ageing in the system.
体系经油砂吸附和热老化后仍能保持较低的界面张力。
The system has feature of high emulsion breaking, high control of ferric ion, low surface tension and so on.
体系具有破乳率高、控制铁离子能力强和表面张力低等特点。
Practical results show that this system is characterized by its high speed response and low overshoot. Tension variation is less than 5?%.
生产实践证明，中间张力采用模糊控制响应快、超调小，张力波动在5 %以内。
Practical results show that this system is characterized by its high speed response and low overshoot. Tension variation is less than 5?%.
生产实践证明，中间张力采用模糊控制响应快、超调小，张力波动在5 %以内。
应用推荐