effective porosity

简明释义

有效空隙度

英英释义

例句

1.The geologist measured the effective porosity of the rock sample to determine its ability to hold water.

地质学家测量了岩石样本的有效孔隙度以确定其储水能力。

2.The effective porosity of the aquifer affects groundwater flow and availability.

含水层的有效孔隙度影响地下水流动和可用性。

3.Calculating the effective porosity helps in designing more efficient drainage systems.

计算有效孔隙度有助于设计更高效的排水系统。

4.Soil scientists often analyze effective porosity to understand soil moisture retention.

土壤科学家常常分析有效孔隙度以了解土壤的水分保持能力。

5.In petroleum engineering, understanding the effective porosity is crucial for estimating oil reserves.

在石油工程中，理解有效孔隙度对于估计石油储量至关重要。

作文

Effective porosity is a crucial concept in the fields of geology, hydrology, and petroleum engineering. It refers to the portion of the total porosity of a material that contributes to fluid flow. In simpler terms, while total porosity measures how much void space exists within a rock or sediment, effective porosity (有效孔隙度) specifically looks at the interconnected spaces that allow fluids to move through the material. This distinction is vital for understanding how water, oil, or gas can be extracted from geological formations.The importance of effective porosity (有效孔隙度) cannot be overstated, especially in groundwater studies. For instance, when assessing aquifers, scientists need to know how much water can actually flow through the rock. Total porosity may indicate a high amount of space, but if those spaces are not connected, the water cannot move efficiently. Thus, effective porosity (有效孔隙度) provides a more accurate representation of the material's ability to transmit fluids.In petroleum engineering, understanding effective porosity (有效孔隙度) is equally important. Oil reservoirs often contain rocks with significant total porosity; however, only a fraction of that porosity might be effective in allowing oil to flow to a production well. Engineers must evaluate the effective porosity (有效孔隙度) to predict how much oil can be recovered and to design efficient extraction methods.To measure effective porosity (有效孔隙度), various techniques can be employed, including laboratory tests and field measurements. Core samples taken from the ground can be analyzed to determine both total and effective porosity. Additionally, geophysical methods like resistivity and seismic surveys can provide insights into the porosity characteristics of subsurface materials without invasive sampling.Moreover, the concept of effective porosity (有效孔隙度) is also relevant in environmental studies. For example, when evaluating the movement of contaminants through soil and groundwater, knowing the effective porosity (有效孔隙度) helps scientists understand how quickly pollutants might spread. If the effective porosity (有效孔隙度) is low, it suggests that contaminants may take longer to migrate, allowing for more time to implement remediation strategies.In conclusion, effective porosity (有效孔隙度) is a fundamental property that influences fluid dynamics in various geological contexts. Whether in groundwater management, petroleum extraction, or environmental protection, understanding this concept enables professionals to make informed decisions and develop effective strategies. The distinction between total porosity and effective porosity (有效孔隙度) is essential for accurately assessing the potential of geological formations to store and transmit fluids, thereby impacting resource management and environmental sustainability.