crosshead engine

简明释义

十字头式发动机

英英释义

例句

1.Maintenance of the crosshead engine is crucial for the longevity of the machinery.

对十字头发动机的维护对机械的使用寿命至关重要。

2.The engineer explained how the crosshead engine converts linear motion into rotary motion.

工程师解释了十字头发动机如何将线性运动转换为旋转运动。

3.In modern locomotives, the crosshead engine design has improved fuel efficiency significantly.

在现代机车中，十字头发动机的设计显著提高了燃油效率。

4.The ship's power was generated by a large crosshead engine, which provided efficient propulsion.

这艘船的动力由一台大型十字头发动机提供，能够高效推进。

5.Many industrial machines utilize a crosshead engine for their heavy lifting capabilities.

许多工业机器利用十字头发动机进行重物提升。

作文

The development of the steam engine marked a significant turning point in the history of engineering and transportation. Among the various types of engines that emerged during the industrial revolution, the crosshead engine stands out due to its unique design and efficiency. A crosshead engine (交叉头发动机) is characterized by its use of a crosshead mechanism that separates the reciprocating motion of the piston from the rotating motion of the crankshaft. This separation allows for smoother operation and reduces wear on the engine components, making it a preferred choice for many industrial applications.The principle behind the crosshead engine is relatively straightforward. In traditional engines, the piston is directly connected to the crankshaft, which can lead to increased friction and potential damage over time. However, in a crosshead engine, the piston moves within a cylinder, while the crosshead translates this linear motion into rotary motion at the crankshaft. This design minimizes the side forces acting on the piston, allowing for a more efficient power transfer and longer operational life.Historically, crosshead engines were extensively used in marine applications, particularly in large ships. The design proved advantageous in handling the high loads and stresses encountered in marine propulsion systems. As ships became larger and more powerful, the demand for reliable and efficient engines grew, leading to the widespread adoption of the crosshead engine. Its ability to withstand harsh conditions and provide consistent performance made it an ideal choice for naval vessels and merchant ships alike.In addition to marine applications, the crosshead engine has also found its place in various industrial machinery, including locomotives and stationary engines. The versatility of the crosshead engine design allows it to be adapted for different power outputs and operational requirements. For instance, in locomotives, the crosshead engine enables smooth acceleration and deceleration, providing a comfortable ride for passengers.As technology has advanced, the principles behind the crosshead engine have influenced the design of modern engines, including internal combustion engines. While the basic concept remains the same, innovations have led to improvements in materials and manufacturing processes, enhancing the overall efficiency and reliability of these engines. Today, engineers continue to study and refine the crosshead engine design, exploring its potential in new applications, such as renewable energy systems and hybrid vehicles.In conclusion, the crosshead engine represents a significant achievement in engineering, combining efficiency with durability. Its unique design has not only shaped the development of marine and industrial engines but also paved the way for future innovations in engine technology. Understanding the mechanics and advantages of the crosshead engine is essential for anyone interested in the fields of mechanical engineering and transportation. As we look towards the future, the legacy of the crosshead engine will undoubtedly continue to influence the evolution of engine designs and applications worldwide.

蒸汽机的发展标志着工程和运输历史上的一个重要转折点。在工业革命期间出现的各种类型的发动机中，交叉头发动机因其独特的设计和效率而脱颖而出。交叉头发动机（crosshead engine）以其使用交叉头机构为特点，该机构将活塞的往复运动与曲轴的旋转运动分开。这种分离允许更平稳的操作并减少发动机部件的磨损，使其成为许多工业应用的首选。交叉头发动机的原理相对简单。在传统发动机中，活塞直接连接到曲轴，这可能导致摩擦增加和潜在的损坏。然而，在交叉头发动机中，活塞在气缸内移动，而交叉头则将这种线性运动转化为曲轴的旋转运动。这种设计最小化了作用于活塞的侧向力，从而实现更高效的动力传输和更长的操作寿命。历史上，交叉头发动机在海洋应用中得到了广泛使用，特别是在大型船舶中。这种设计在处理海洋推进系统中遇到的高负荷和压力方面证明了其优势。随着船只变得更大、更强大，对可靠和高效发动机的需求不断增长，导致交叉头发动机的广泛采用。其能够承受恶劣条件并提供稳定性能的能力使其成为海军舰艇和商船的理想选择。除了海洋应用外，交叉头发动机还在各种工业机械中找到了自己的位置，包括机车和固定式发动机。交叉头发动机设计的多功能性使其能够适应不同的功率输出和操作要求。例如，在机车中，交叉头发动机能够实现平稳的加速和减速，为乘客提供舒适的乘坐体验。随着技术的进步，交叉头发动机背后的原理影响了现代发动机的设计，包括内燃机。尽管基本概念保持不变，但创新已经导致材料和制造工艺的改进，从而提高了这些发动机的整体效率和可靠性。今天，工程师们继续研究和完善交叉头发动机的设计，探索其在可再生能源系统和混合动力汽车等新应用中的潜力。总之，交叉头发动机代表了工程学上的一项重大成就，将效率与耐用性相结合。其独特的设计不仅塑造了海洋和工业发动机的发展，还为未来的发动机技术创新铺平了道路。理解交叉头发动机的机械原理和优点对于任何对机械工程和运输领域感兴趣的人来说都是至关重要的。展望未来，交叉头发动机的遗产无疑将继续影响全球发动机设计和应用的演变。