hot corrosion

简明释义

热腐蚀

英英释义

例句

1.Engine failures often result from inadequate protection against hot corrosion 高温腐蚀 during operation.

发动机故障通常是由于在运行过程中对hot corrosion 高温腐蚀的保护不足造成的。

2.The presence of sodium compounds can accelerate hot corrosion 高温腐蚀 in metal alloys.

钠化合物的存在可以加速金属合金中的hot corrosion 高温腐蚀。

3.Research is ongoing to develop coatings that can resist hot corrosion 高温腐蚀 in gas turbine engines.

目前正在进行研究，以开发能够抵抗hot corrosion 高温腐蚀的涂层，用于燃气涡轮发动机。

4.Engine manufacturers must consider hot corrosion 高温腐蚀 when designing components for high-performance applications.

发动机制造商在为高性能应用设计部件时，必须考虑hot corrosion 高温腐蚀。

5.The turbine blades in jet engines are prone to hot corrosion 高温腐蚀 due to the extreme temperatures and corrosive environment.

喷气发动机中的涡轮叶片由于极端温度和腐蚀环境，容易遭受hot corrosion 高温腐蚀。

作文

Hot corrosion is a phenomenon that primarily affects materials used in high-temperature environments, particularly in the aerospace and power generation industries. It refers to the accelerated degradation of metal surfaces due to the presence of molten salts, which can significantly reduce the lifespan of components like turbine blades and combustion chambers. Understanding hot corrosion (高温腐蚀) is essential for engineers and material scientists as they seek to enhance the durability and performance of these critical components.The mechanisms behind hot corrosion (高温腐蚀) involve complex interactions between the metal substrate and corrosive agents at elevated temperatures. Typically, this type of corrosion occurs when materials are exposed to high temperatures in the presence of aggressive environments, such as those found in gas turbines and jet engines. The presence of sodium sulfate or other similar salts can lead to the formation of a liquid phase that promotes localized attack on the metal surface, resulting in rapid degradation.One of the key factors contributing to hot corrosion (高温腐蚀) is the temperature itself. As operating temperatures increase, the likelihood of encountering corrosive agents also rises. This is particularly relevant in modern engineering, where advancements in technology have led to higher efficiency and performance requirements. Consequently, materials that were once deemed suitable may no longer withstand the rigors of hot corrosion (高温腐蚀), necessitating the development of more resistant alloys and coatings.In addition to temperature, the chemical composition of the environment plays a crucial role in the occurrence of hot corrosion (高温腐蚀). For instance, the presence of contaminants such as chlorine or sulfur can exacerbate corrosion rates. Engineers must therefore carefully consider the operational environment when selecting materials for high-temperature applications. This includes evaluating the potential for hot corrosion (高温腐蚀) and implementing protective measures such as thermal barrier coatings or corrosion-resistant alloys.Preventing hot corrosion (高温腐蚀) requires a multifaceted approach. One effective strategy is the application of protective coatings that can act as a barrier between the corrosive agents and the metal substrate. These coatings not only enhance the resistance of components but also extend their operational life, which is crucial in industries where downtime can be costly. Furthermore, ongoing research into new materials and surface treatments continues to provide insights into how to mitigate the effects of hot corrosion (高温腐蚀).In conclusion, hot corrosion (高温腐蚀) poses significant challenges in high-temperature applications, particularly in the aerospace and energy sectors. By understanding the underlying mechanisms and factors that contribute to this phenomenon, engineers can develop more resilient materials and protective strategies. As technology advances and the demands for performance increase, addressing hot corrosion (高温腐蚀) will remain a critical focus for ensuring the reliability and longevity of essential components.