光纤传感技术在地震勘探中的应用研究

Applications of fiber optical sensing in seismic exploration

传统地震检波器的缺陷限制了高精度地震勘探技术的进一步发展.日益成熟的光纤传感技术不仅广泛应用在各个领域,而且也促进了石油勘探的发展.光纤光栅具有抗电磁干扰、灵敏度高等优点,有望提高地震检波器的性能.文章针对光纤传感技术的特点,探讨了其在地震勘探中的应用.根据光纤传感的原理对光纤型地震检波器进行分类,重点阐述了光纤传感技术在地震检波器应用领域的最新进展.并展望了光纤型地震检波器未来研究的新方向.

The disadvantages of the traditional seismic sensors limited further progress of the high resolution seismic exploration technology. The mature of fiber optical sensors have widely applied in many fields, and promoted the development of seismic exploration. Fiber optical sensing has advantages of high resistance to electromagnetic interference and high accuracy, which could improve properties of the seismic sensor. The applications of fiber optical sensing in seismic exploration are described in this article. The fiber seismic sensor are classified in different principles of sensing. It is focused on the latest progress of the fiber optical sensing used in the seismic sensor. Moreover new direction of the fiber seismic sensor is prospected.