gamma neutron logging

简明释义

中子测井

英英释义

例句

1.During the exploration phase, we used gamma neutron logging to assess the formation's porosity.

在勘探阶段，我们使用了伽马中子测井来评估地层的孔隙度。

2.The data collected from gamma neutron logging helped us identify potential hydrocarbon zones.

从伽马中子测井收集的数据帮助我们识别潜在的碳氢化合物区。

3.The accuracy of gamma neutron logging makes it a preferred method for evaluating shale formations.

由于伽马中子测井的准确性，它成为评估页岩地层的首选方法。

4.In our recent project, gamma neutron logging was crucial for analyzing the lithology of the well.

在我们最近的项目中，伽马中子测井对于分析井的岩性至关重要。

5.Using gamma neutron logging, we were able to determine the water saturation levels in the reservoir.

通过使用伽马中子测井，我们能够确定储层中的含水饱和度水平。

作文

In the field of geology and petroleum engineering, various techniques are employed to analyze subsurface formations. One such technique is gamma neutron logging, which plays a crucial role in understanding the composition and characteristics of geological formations. This method combines two types of radiation measurements: gamma rays and neutrons, providing valuable information about the rock and fluid properties within a borehole.The principle behind gamma neutron logging involves the detection of gamma rays emitted by naturally occurring radioactive isotopes found in the earth's crust. These isotopes, primarily uranium, thorium, and potassium, emit gamma radiation as they decay. By measuring the intensity of these gamma rays, geologists can infer the mineral composition of the surrounding rock. For instance, high gamma readings typically indicate the presence of clay-rich formations, while lower readings may suggest more quartz or carbonate-rich rocks.On the other hand, the neutron component of gamma neutron logging utilizes fast neutrons that are emitted from a radioactive source within the logging tool. When these neutrons collide with hydrogen atoms, primarily found in water and hydrocarbons, they slow down and can be detected by the logging instrument. This allows for the assessment of fluid content within the pore spaces of the rock. The ratio of hydrogen to other elements provides insights into the saturation levels of oil, gas, or water, which is essential for resource evaluation.The combination of gamma and neutron measurements in gamma neutron logging offers a comprehensive view of the subsurface environment. This dual approach helps in identifying not only the lithology but also the porosity and fluid saturation of the formations. As a result, it aids in making informed decisions regarding drilling operations, reservoir management, and hydrocarbon exploration.Moreover, the data obtained from gamma neutron logging can be integrated with other logging techniques, such as resistivity and sonic logging, to create a more complete picture of the subsurface. This holistic approach enhances the accuracy of geological models and improves the overall efficiency of resource extraction.In conclusion, gamma neutron logging is an indispensable tool in modern geology and petroleum engineering. Its ability to provide detailed information about rock composition and fluid content makes it vital for successful exploration and production activities. As technology advances, the precision and capabilities of gamma neutron logging will continue to evolve, further enhancing our understanding of the Earth's subsurface and optimizing resource utilization. This technique exemplifies the intersection of physics and geology, showcasing how scientific principles can be applied to practical challenges in resource management and environmental stewardship.

在地质学和石油工程领域，采用各种技术来分析地下层位。其中一种技术是伽马中子测井，它在理解地质层的组成和特性方面发挥着至关重要的作用。这种方法结合了两种类型的辐射测量：伽马射线和中子，为我们提供了关于钻孔内岩石和流体性质的宝贵信息。伽马中子测井的原理涉及检测地壳中天然存在的放射性同位素发出的伽马射线。这些同位素主要是铀、钍和钾，随着衰变而发射伽马辐射。通过测量这些伽马射线的强度，地质学家可以推断周围岩石的矿物组成。例如，高伽马读数通常表明存在富含粘土的地层，而较低的读数可能表明更多的石英或碳酸盐岩。另一方面，伽马中子测井中的中子部分利用从测井工具内的放射源发射的快中子。当这些中子与氢原子碰撞时，氢原子主要存在于水和烃中，它们会减速并被测井仪器检测到。这使得能够评估岩石孔隙空间内的流体含量。氢与其他元素的比率提供了对油、水或气体饱和水平的见解，这对于资源评估至关重要。在伽马中子测井中，伽马和中子测量的结合为地下环境提供了全面的视图。这种双重方法有助于识别岩性，以及地层的孔隙度和流体饱和度。因此，它有助于在钻探作业、油藏管理和烃勘探方面做出明智的决策。此外，从伽马中子测井获得的数据可以与其他测井技术（如电阻率和声波测井）集成，以创建更完整的地下图像。这种整体方法提高了地质模型的准确性，并改善了资源开采的整体效率。总之，伽马中子测井是现代地质学和石油工程中不可或缺的工具。它提供有关岩石组成和流体含量的详细信息，使其在成功的勘探和生产活动中至关重要。随着技术的进步，伽马中子测井的精度和能力将继续发展，进一步增强我们对地球地下的理解，并优化资源利用。这一技术展示了物理学和地质学的交汇，展示了科学原理如何应用于资源管理和环境保护的实际挑战。