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一种基于石墨烯/三烯复合物的新型滑剂,用于改善基于水的高温钻井液

Yuan Geng¹, Zhilei Zhang¹, Zhiyuan Yan¹

¹Research Institute of Petroleum Engineering, China National Petroleum Corporation Changping District Beijing 102206 China.

|November 30, 2023

概括

一种基于三烯的新型滑剂可以在高温下提高钻井液的性能. 这种滑剂显著降低了粘附系数,提高了钻探效率和地下资源开采的安全性.

科学领域:

钻井工程钻井工程
材料科学材料科学材料科学

背景情况:

钻井液对于地下资源的提取至关重要,它可以执行诸如冷却,切片移除和压力维护等功能.
挑战包括泄漏,废物管理,井口稳定性和环境问题.
滑剂提高了钻井效率,安全性和设备保护.

研究的目的:

为钻井液应用引入和评估一种新的三烯衍生滑剂.
评估滑剂对钻井液性能和高温滑性能的影响.

主要方法:

石墨烯和三烯被制备并纳入钻井流体系统.
钻井液样本在240°C老化16小时.
评估了风湿学,过,摩擦,粘附和极端压力滑性质.

主要成果:

基于三烯的滑剂有效地将钻井液的附着系数降低到0.2以下,最低值为0.055 (减少70%以上).
该滑剂在高温 (240°C) 上表现出色.
观察到摩擦减少和提高钻井速度.

结论:

开发的三烯衍生滑剂在高温钻井流体应用中非常有效.
它显著改善滑,减少粘附,提高钻探效率和安全性.
这种滑剂为克服钻井流体挑战提供了一个有希望的解决方案.

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