对传输传感器进行模拟和优化,用于井记录
Xu Gao1,2, Jing Zhou1,2, Xiao Du1,2
1College of Petroleum Engineering, Xi'an Shiyou University, Xi'an 710065, China.
Sensors (Basel, Switzerland)
|November 9, 2024
概括
一种新型的微孔液电传感器产生强大的冲击波,用于增强声井记录. 这项新技术提供了更高的振幅和更宽的频率声波,改善了地质识别和检测范围.
科学领域:
- 地质物理学 地质物理学
- 声学转导是一种声学转导.
- 材料科学 材料科学 材料科学
背景情况:
- 在声井记录中使用的常规压电传感器在频率范围和波幅上有局限性.
- 低波幅掩盖了有用的信息与噪音,阻碍了准确的地质识别和限制检测范围.
研究的目的:
- 开发一种新的微孔液体电传输传感器,用于改进声井记录.
- 为了提高检测准确度,地质识别,并扩大有效的检测范围.
主要方法:
- 使用模拟和数值计算构建了液体电微孔传输传感器的模型.
- 分析了传感器的电声特征.
- 提出并比较了两个优化的微孔电极结构:三角形金字塔和矩形.
主要成果:
- 优化的三角形金字塔微孔电极传感器与压电传感器相比,产生波幅明显更高,频率范围更广的声波.
- 新的传感器保持高能输出,同时实现高频率.
- 探测距离达到了数百米,使得小地质物体的精确表征成为可能.
结论:
- 微孔液电传感器提供了优越的性能比传统的压电传感器用于声井记录.
- 这项技术可实现远程,高分辨率的地质检测,对勘探和能源行业产生重大影响.
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