engine casing

简明释义

发动机机罩

英英释义

例句

1.The mechanic inspected the engine casing 发动机外壳 for any signs of damage.

机械师检查了发动机外壳是否有任何损坏的迹象。

2.The engine casing 发动机外壳 needs to be replaced due to corrosion.

由于腐蚀，发动机外壳需要更换。

3.He carefully removed the screws from the engine casing 发动机外壳 to access the internal components.

他小心地拆下发动机外壳上的螺丝，以便访问内部组件。

4.During the flight, a crack was discovered in the engine casing 发动机外壳 of the aircraft.

在飞行过程中，发现飞机的发动机外壳有裂缝。

5.The design of the engine casing 发动机外壳 plays a crucial role in the overall efficiency of the engine.

发动机外壳的设计在发动机的整体效率中起着至关重要的作用。

作文

The term engine casing refers to the outer shell or housing that encases the internal components of an engine. This protective covering is crucial for both functionality and safety, ensuring that the engine operates efficiently while safeguarding its delicate parts from external elements. In modern vehicles, the engine casing is often made from lightweight materials such as aluminum or composite plastics, which help reduce the overall weight of the vehicle and improve fuel efficiency.One of the primary functions of the engine casing is to contain the engine's moving parts, such as pistons and crankshafts, which operate at high speeds and under significant pressure. The casing must be designed to withstand these forces, preventing any potential damage that could occur from vibrations or impacts. Additionally, the engine casing plays a vital role in thermal management. Engines generate a considerable amount of heat during operation, and the casing helps maintain optimal temperatures by allowing for proper airflow and cooling.Another important aspect of the engine casing is its contribution to noise reduction. The engine is one of the loudest components of a vehicle, and the casing helps muffle sounds produced by the engine’s operation. This not only enhances the driving experience but also meets regulatory standards for noise pollution.In aviation, the engine casing takes on an even more critical role. Aircraft engines are subjected to extreme conditions, including high altitudes and varying temperatures. The engine casing in jet engines is engineered to endure these harsh environments while providing structural integrity. It protects the sensitive components within the engine, such as turbine blades and fuel injectors, from foreign objects and debris that could cause catastrophic failures.Moreover, the design of the engine casing can also influence the aerodynamics of a vehicle or an aircraft. A well-designed casing can reduce drag, enhancing performance and fuel efficiency. Engineers constantly seek innovative designs that balance strength, weight, and aerodynamic efficiency to optimize the overall performance of the engine.Maintenance of the engine casing is essential for ensuring the longevity and reliability of an engine. Regular inspections are necessary to check for any signs of wear, corrosion, or damage. If the casing becomes compromised, it can lead to severe engine failures, resulting in costly repairs and potential safety hazards. Therefore, understanding the importance of the engine casing is crucial for anyone involved in automotive or aerospace industries.In conclusion, the engine casing is a fundamental component of both automotive and aerospace engines. Its design and material choices significantly impact the performance, safety, and efficiency of the engine. As technology continues to advance, the development of new materials and engineering techniques will enhance the capabilities of engine casings, paving the way for more efficient and powerful engines in the future. Understanding this component allows for better maintenance practices and innovations in engine design, ultimately leading to improved performance and sustainability in transportation.

术语engine casing指的是包裹发动机内部组件的外壳或外壳。这种保护性覆盖对功能和安全至关重要，确保发动机高效运转，同时保护其精密部件免受外部因素的影响。在现代车辆中，engine casing通常由铝或复合塑料等轻质材料制成，这有助于减少车辆的整体重量并提高燃油效率。engine casing的主要功能之一是容纳发动机的运动部件，如活塞和曲轴，这些部件以高速和在显著压力下运行。外壳必须设计成能够承受这些力量，以防止因振动或冲击而可能造成的任何潜在损坏。此外，engine casing在热管理方面也发挥着重要作用。发动机在运行过程中会产生大量热量，而外壳通过允许适当的气流和冷却来帮助保持最佳温度。engine casing的另一个重要方面是它对噪音减少的贡献。发动机是车辆中最响亮的组件之一，而外壳有助于消音发动机操作产生的声音。这不仅增强了驾驶体验，而且还符合噪音污染的监管标准。在航空领域，engine casing的作用更加关键。飞机发动机在极端条件下工作，包括高海拔和变化的温度。喷气发动机中的engine casing经过工程设计，以承受这些恶劣环境，同时提供结构完整性。它保护发动机内的敏感组件，如涡轮叶片和燃油喷射器，免受可能导致灾难性故障的异物和碎片的影响。此外，engine casing的设计也可以影响车辆或飞机的空气动力学。良好设计的外壳可以减少阻力，提高性能和燃油效率。工程师不断寻求创新设计，以平衡强度、重量和空气动力效率，从而优化发动机的整体性能。对engine casing的维护对于确保发动机的耐久性和可靠性至关重要。定期检查是必要的，以检查是否有磨损、腐蚀或损坏的迹象。如果外壳受到损害，可能会导致严重的发动机故障，从而导致昂贵的维修和潜在的安全隐患。因此，了解engine casing的重要性对于任何参与汽车或航空航天行业的人来说都是至关重要的。总之，engine casing是汽车和航空发动机的基本组成部分。其设计和材料选择对发动机的性能、安全性和效率有重大影响。随着技术的不断进步，新材料和工程技术的发展将增强engine casings的能力，为未来更高效、更强大的发动机铺平道路。理解这个组件有助于更好的维护实践和发动机设计的创新，最终提高运输的性能和可持续性。