nuclear magnetic log

简明释义

核磁测井

英英释义

例句

1.The nuclear magnetic log data helped in the evaluation of the geothermal reservoir.

核磁日志数据有助于评估地热储层。

2.The geologist used the nuclear magnetic log to analyze the subsurface formations.

地质学家使用核磁日志来分析地下地层。

3.Using the nuclear magnetic log, engineers were able to identify potential drilling hazards.

工程师利用核磁日志识别潜在的钻探危险。

4.By interpreting the nuclear magnetic log, we can determine the fluid content of the reservoir.

通过解释核磁日志，我们可以确定储层的流体含量。

5.The nuclear magnetic log provided valuable insights into the porosity of the rock.

核磁日志提供了关于岩石孔隙度的宝贵见解。

作文

The field of geophysics and subsurface exploration has seen numerous advancements over the years, one of which is the technique known as nuclear magnetic log. This method plays a crucial role in the oil and gas industry, particularly in the evaluation of reservoir properties. By utilizing the principles of nuclear magnetic resonance (NMR), the nuclear magnetic log provides valuable information about the fluid content and porosity of geological formations. It is essential for geologists and engineers to understand how this technology works and its applications in resource extraction.The nuclear magnetic log operates on the principle that certain atomic nuclei resonate at specific frequencies when subjected to a magnetic field. In most cases, hydrogen nuclei are of primary interest because they are abundant in water and hydrocarbons. When a well is drilled, the nuclear magnetic log tool is lowered into the borehole, where it emits radiofrequency pulses. These pulses excite the hydrogen nuclei in the surrounding formation, causing them to emit signals that can be detected by the tool.One of the significant advantages of the nuclear magnetic log is its ability to distinguish between different types of fluids present in the rock. For instance, it can differentiate between oil, gas, and water, allowing for a more accurate assessment of a reservoir's potential. This capability is particularly important when deciding whether to invest in further drilling operations or to abandon a site altogether.Moreover, the nuclear magnetic log can provide insights into the porosity and permeability of the rock. Porosity refers to the amount of void space within a rock that can hold fluids, while permeability indicates how easily those fluids can flow through the rock. Understanding these characteristics is vital for effective reservoir management and optimizing production strategies.In addition to its applications in oil and gas exploration, the nuclear magnetic log has potential uses in other fields such as environmental studies and mining. For example, it can help identify contamination in groundwater or assess the viability of mineral deposits. The versatility of this technology makes it an invaluable tool across various industries.Despite its many benefits, the nuclear magnetic log is not without limitations. The technique requires specialized equipment and expertise, which can be costly. Additionally, the signals obtained can be affected by factors such as temperature and pressure, necessitating careful calibration and interpretation.In conclusion, the nuclear magnetic log is a powerful technique that enhances our understanding of subsurface geology. Its ability to provide detailed information about fluid content and rock properties is essential for making informed decisions in resource exploration and extraction. As technology continues to evolve, the applications of nuclear magnetic log will likely expand, offering even greater insights into the Earth's subsurface. By mastering this technology, professionals in the field can contribute to more efficient and sustainable practices in resource management.

地球物理学和地下勘探领域多年来经历了许多进步，其中一种技术被称为核磁测井。这种方法在石油和天然气行业中发挥着至关重要的作用，特别是在评估储层特性方面。通过利用核磁共振（NMR）的原理，核磁测井提供了关于地质构造中流体含量和孔隙度的宝贵信息。地质学家和工程师理解这一技术的工作原理及其在资源开采中的应用是至关重要的。核磁测井基于某些原子核在施加磁场时以特定频率共振的原理。在大多数情况下，氢核是主要关注的对象，因为它们在水和碳氢化合物中丰富。当钻井时，核磁测井工具被放入井眼中，在那里它发出射频脉冲。这些脉冲激发周围岩石中的氢核，使其发出信号，工具可以检测到这些信号。核磁测井的一大显著优势是它能够区分岩石中存在的不同类型的流体。例如，它可以区分油、气和水，从而允许对储层潜力进行更准确的评估。这种能力在决定是否进一步投资钻探作业或完全放弃一个地点时尤为重要。此外，核磁测井可以提供有关岩石的孔隙度和渗透率的见解。孔隙度是指岩石中可以容纳流体的空隙空间的数量，而渗透率则表示流体在岩石中流动的容易程度。理解这些特性对于有效的储层管理和优化生产策略至关重要。除了在石油和天然气勘探中的应用外，核磁测井在环境研究和采矿等其他领域也具有潜在用途。例如，它可以帮助识别地下水中的污染或评估矿藏的可行性。这项技术的多功能性使其成为各个行业中不可或缺的工具。尽管有许多好处，核磁测井也并非没有局限性。这项技术需要专业设备和专业知识，这可能会很昂贵。此外，所获得的信号可能会受到温度和压力等因素的影响，因此需要仔细校准和解释。总之，核磁测井是一种强大的技术，增强了我们对地下地质的理解。它提供关于流体含量和岩石特性的详细信息，对于在资源勘探和开采中做出明智决策至关重要。随着技术的不断发展，核磁测井的应用可能会扩展，提供对地球地下的更大洞察。通过掌握这项技术，行业专业人士可以为资源管理中的更高效和可持续的实践做出贡献。