steam cut-off

简明释义

截汽

英英释义

例句

1.During the maintenance check, we found that the steam cut-off was malfunctioning.

在维护检查中，我们发现蒸汽切断装置出现了故障。

2.Operators should regularly test the steam cut-off to ensure it functions properly.

操作员应定期测试蒸汽切断装置以确保其正常运作。

3.The steam cut-off is crucial for ensuring safety in high-pressure systems.

在高压系统中，蒸汽切断装置对于确保安全至关重要。

4.The engineer activated the steam cut-off to prevent overheating in the boiler.

工程师启动了蒸汽切断装置以防止锅炉过热。

5.If the steam cut-off fails, it can lead to catastrophic failures in the system.

如果蒸汽切断装置失效，可能会导致系统的灾难性故障。

作文

The concept of steam cut-off plays a crucial role in the operation of steam engines, which have been pivotal in the history of transportation and industrialization. To understand this term better, we must first delve into the mechanics of steam engines. A steam engine converts thermal energy from steam into mechanical work, and the efficiency of this process is significantly influenced by how steam is managed within the engine. Steam cut-off refers to the point in the engine cycle when the supply of steam to the cylinder is halted, allowing the engine to utilize the steam already present for expansion and work. This mechanism is essential for improving the overall efficiency of the engine.In traditional steam engines, the timing of the steam cut-off can be adjusted, which directly affects the engine's power output and fuel consumption. When the steam is cut off at an optimal time, it allows the steam to expand fully within the cylinder, extracting maximum energy before it is exhausted. This not only enhances the performance of the engine but also reduces the amount of fuel needed to generate steam, leading to more sustainable operation. Understanding steam cut-off is critical for engineers who design and operate steam systems. By manipulating the timing of the cut-off, they can optimize the engine's performance under various load conditions. For instance, in a locomotive, the engineer must consider factors such as speed, gradient, and load when deciding when to initiate the steam cut-off. Failure to do so can lead to inefficient operation, increased fuel consumption, and even damage to the engine.Moreover, the principles behind steam cut-off are not limited to steam engines alone. They can also be applied to other forms of thermal engines, where managing the flow of working fluid is vital for efficiency. In modern engineering, understanding how to effectively implement a steam cut-off strategy can lead to innovations in energy generation and usage, particularly in the context of renewable energy sources.In conclusion, the term steam cut-off encapsulates a fundamental principle in steam engine operation that has far-reaching implications in both historical and modern contexts. As technology continues to evolve, the lessons learned from the effective management of steam in engines will remain relevant, guiding future advancements in energy efficiency and sustainability. By grasping the significance of steam cut-off, we can appreciate the intricate balance between energy production and conservation, a lesson that is increasingly important in our quest for a sustainable future.

“蒸汽切断”这一概念在蒸汽机的运行中扮演着至关重要的角色，蒸汽机在交通运输和工业化历史上具有举足轻重的地位。要更好地理解这个术语，我们首先需要深入了解蒸汽机的机械原理。蒸汽机将蒸汽的热能转化为机械功，而这一过程的效率受到蒸汽在机内管理方式的显著影响。“蒸汽切断”指的是在发动机循环中停止向气缸供应蒸汽的时刻，从而允许发动机利用已存在的蒸汽进行膨胀和工作。这一机制对于提高发动机的整体效率至关重要。在传统的蒸汽机中，“蒸汽切断”的时机是可以调整的，这直接影响到发动机的功率输出和燃料消耗。当蒸汽在最佳时机被切断时，它允许蒸汽在气缸内充分膨胀，最大限度地提取能量，然后再排出。这不仅增强了发动机的性能，还减少了产生蒸汽所需的燃料量，从而实现了更可持续的运行。了解“蒸汽切断”对设计和操作蒸汽系统的工程师至关重要。通过操控切断时机，他们可以在不同负载条件下优化发动机的性能。例如，在机车中，工程师必须考虑速度、坡度和负载等因素，以决定何时启动“蒸汽切断”。如果未能做到这一点，可能会导致效率低下、燃料消耗增加，甚至对发动机造成损害。此外，“蒸汽切断”背后的原理并不限于蒸汽机。它们也可以应用于其他形式的热能发动机，其中流动工作流体的管理对效率至关重要。在现代工程中，理解如何有效实施“蒸汽切断”策略可以促进能源生成和使用的创新，特别是在可再生能源的背景下。总之，术语“蒸汽切断”概括了蒸汽机运行中的一个基本原理，这在历史和现代背景下都具有深远的影响。随着技术的不断发展，从蒸汽有效管理中获得的经验教训将继续保持相关性，指导未来在能源效率和可持续性方面的进步。通过掌握“蒸汽切断”的重要性，我们可以欣赏到能源生产与保护之间微妙的平衡，这一课题在我们追求可持续未来的过程中愈发重要。