gas permeability

简明释义

透气性

英英释义

例句

1.The gas permeability of the material is crucial for its use in filtration systems.

该材料的气体渗透性对其在过滤系统中的应用至关重要。

2.The study measured the gas permeability of various polymers under different conditions.

该研究测量了不同条件下各种聚合物的气体渗透性。

3.Researchers are studying how gas permeability affects the performance of fuel cells.

研究人员正在研究气体渗透性如何影响燃料电池的性能。

4.In soil science, gas permeability is important for understanding aeration and drainage.

在土壤科学中，气体渗透性对理解通气和排水非常重要。

5.High gas permeability can lead to faster degradation of the packaging materials.

高气体渗透性可能导致包装材料更快降解。

作文

Gas permeability is a critical property in various fields, including environmental science, material engineering, and petroleum engineering. Understanding gas permeability (气体渗透性) is essential for designing materials that can effectively control gas flow, whether for storage, filtration, or insulation purposes. In this essay, we will explore the significance of gas permeability (气体渗透性), its measurement techniques, and its applications in different industries.To begin with, gas permeability (气体渗透性) refers to the ability of a material to allow gases to pass through it. This property is particularly important in the context of membranes used for gas separation, where selective permeability can enhance efficiency in processes such as carbon capture and air purification. For instance, polymeric membranes are often engineered to have high gas permeability (气体渗透性) while maintaining selectivity for specific gases, making them invaluable in industrial applications.The measurement of gas permeability (气体渗透性) can be conducted using various methods, including constant pressure and variable pressure techniques. The constant pressure method involves applying a steady gas pressure on one side of the material and measuring the flow rate of gas that permeates through it. On the other hand, the variable pressure technique monitors the change in pressure over time as gas passes through the material. Both methods provide crucial data that help engineers and scientists understand the gas permeability (气体渗透性) of different materials and optimize their designs accordingly.In addition to its importance in engineering, gas permeability (气体渗透性) plays a significant role in environmental science. For example, understanding how gases move through soil is vital for assessing the impact of pollutants and greenhouse gases. Researchers study the gas permeability (气体渗透性) of soil to predict how quickly gases can escape into the atmosphere or how they can be captured and stored underground. This knowledge is essential for developing strategies to mitigate climate change and improve air quality.Furthermore, gas permeability (气体渗透性) has implications in the field of food packaging. The shelf life of perishable goods is often dependent on the permeability of the packaging material to gases such as oxygen and carbon dioxide. By selecting materials with appropriate gas permeability (气体渗透性), manufacturers can create packaging that slows down spoilage and maintains product freshness. This application highlights the interdisciplinary nature of gas permeability (气体渗透性), bridging the gap between science and consumer products.In conclusion, gas permeability (气体渗透性) is a fundamental property that influences a wide range of applications across various industries. From enhancing the efficiency of gas separation technologies to improving environmental protection efforts and extending the shelf life of food products, understanding gas permeability (气体渗透性) is essential for innovation and sustainability. As research continues to advance, we can expect to see even more applications and improvements in materials designed with optimal gas permeability (气体渗透性) in mind.

气体渗透性是环境科学、材料工程和石油工程等多个领域的一个关键特性。理解气体渗透性（gas permeability）对设计能够有效控制气体流动的材料至关重要，无论是用于存储、过滤还是绝缘目的。在这篇文章中，我们将探讨气体渗透性（gas permeability）的重要性、测量技术以及其在不同产业中的应用。首先，气体渗透性（gas permeability）指的是材料允许气体通过的能力。这一特性在气体分离膜的背景下尤为重要，其中选择性渗透性可以提高碳捕集和空气净化等过程的效率。例如，聚合物膜通常被设计成具有高气体渗透性（gas permeability），同时保持对特定气体的选择性，使其在工业应用中不可或缺。气体渗透性（gas permeability）的测量可以采用多种方法，包括恒压和变压技术。恒压法涉及在材料的一侧施加稳定的气体压力，并测量渗透通过材料的气体流速。另一方面，变压技术监测气体通过材料时压力随时间的变化。这两种方法提供了关键数据，帮助工程师和科学家了解不同材料的气体渗透性（gas permeability）并相应优化设计。除了在工程中的重要性外，气体渗透性（gas permeability）在环境科学中也起着重要作用。例如，了解气体如何在土壤中移动对于评估污染物和温室气体的影响至关重要。研究人员研究土壤的气体渗透性（gas permeability），以预测气体多快能够逸入大气或它们如何能够被捕获并储存在地下。这一知识对制定减缓气候变化和改善空气质量的策略至关重要。此外，气体渗透性（gas permeability）在食品包装领域也有重要意义。易腐食品的保质期通常依赖于包装材料对氧气和二氧化碳等气体的渗透性。通过选择具有适当气体渗透性（gas permeability）的材料，制造商可以创造出减缓变质、保持产品新鲜的包装。这一应用突显了气体渗透性（gas permeability）的跨学科性质，弥合了科学与消费品之间的差距。总之，气体渗透性（gas permeability）是影响多个行业广泛应用的基本特性。从提高气体分离技术的效率到改善环境保护工作，再到延长食品产品的保质期，理解气体渗透性（gas permeability）对创新和可持续发展至关重要。随着研究的不断进展，我们可以期待看到更多的应用和针对气体渗透性（gas permeability）优化设计的材料的改进。