triple expansion engine

简明释义

三胀式蒸汽机

英英释义

例句

1.Many historical vessels utilized the triple expansion engine to achieve higher speeds.

许多历史船只利用三重膨胀机来实现更高的速度。

2.The ship was powered by a triple expansion engine, which made it more efficient than earlier models.

这艘船由三重膨胀机驱动，比早期型号更高效。

3.Engineers studied the triple expansion engine to improve modern steam technology.

工程师们研究三重膨胀机以改进现代蒸汽技术。

4.The museum displayed a triple expansion engine from the early 20th century, showcasing its complexity.

博物馆展示了一台来自20世纪初的三重膨胀机，展示了其复杂性。

5.The design of the triple expansion engine allowed for better fuel economy during long voyages.

设计的三重膨胀机在长途航行中提供了更好的燃油经济性。

作文

The triple expansion engine is a remarkable invention that revolutionized marine propulsion during the late 19th and early 20th centuries. This type of engine was designed to improve the efficiency of steam engines by utilizing steam in three stages, thus maximizing the energy extracted from the steam produced. The concept of expanding steam through multiple cylinders allows for greater energy conversion, which was particularly beneficial for ships that required long-distance travel across oceans.To understand the significance of the triple expansion engine in maritime history, it is essential to delve into its mechanics. The engine operates using three distinct cylinders, each with a different diameter and pressure level. The steam enters the first cylinder at high pressure, where it expands and does work on the piston. Once the steam has done its work, it moves into the second cylinder, where it expands further at a lower pressure, and finally into the third cylinder, where it expands even more before being exhausted. This process not only increases the efficiency of the engine but also reduces fuel consumption, which was crucial during an era when coal was the primary fuel source for ships.The introduction of the triple expansion engine marked a significant advancement in naval engineering. Prior to its development, ships primarily relied on simpler steam engines that lacked the ability to effectively utilize steam energy. The efficiency gains provided by the triple expansion engine allowed for faster and longer voyages, enabling ships to carry more cargo and passengers over greater distances. This technological leap contributed to the expansion of global trade and the growth of empires, as nations could now connect their territories more efficiently than ever before.In addition to its impact on commercial shipping, the triple expansion engine also played a crucial role in naval warfare. Battleships equipped with these engines could achieve higher speeds and better maneuverability, giving them a tactical advantage during conflicts. The combination of speed and efficiency made the triple expansion engine a preferred choice for many naval fleets around the world.However, as technology progressed, the triple expansion engine eventually faced competition from more advanced propulsion systems, such as diesel engines and gas turbines. These newer technologies offered even greater efficiency and power, leading to the gradual decline of the triple expansion engine in the latter half of the 20th century. Despite this decline, the legacy of the triple expansion engine remains significant, as it laid the groundwork for modern marine engineering and inspired subsequent innovations in engine design.In conclusion, the triple expansion engine is not merely a historical artifact; it represents a pivotal moment in the evolution of maritime technology. Its ability to harness steam energy more effectively than previous designs enabled longer voyages, transformed trade routes, and enhanced naval capabilities. While it may no longer dominate the seas, the principles behind the triple expansion engine continue to influence the development of modern engines. Understanding this engine's significance helps us appreciate the advancements in engineering that have shaped our world today.

三重膨胀机是一项卓越的发明，它在19世纪末和20世纪初彻底改变了海洋推进技术。这种类型的发动机旨在通过利用蒸汽在三个阶段中提高蒸汽机的效率，从而最大限度地提取产生的蒸汽中的能量。通过多个气缸扩展蒸汽的概念，提高了能量转化率，这对于需要跨越海洋进行长途旅行的船只尤为有利。要理解三重膨胀机在海洋历史中的重要性，有必要深入了解其机械原理。该发动机使用三个不同直径和压力水平的气缸。蒸汽以高压进入第一个气缸，在那里膨胀并对活塞做功。一旦蒸汽完成了它的工作，它就会流入第二个气缸，在那里以较低的压力进一步膨胀，最后进入第三个气缸，在那里它进一步膨胀然后被排出。这个过程不仅提高了发动机的效率，还减少了燃料消耗，这在一个煤炭是船只主要燃料来源的时代尤为重要。三重膨胀机的引入标志着海军工程的重大进步。在其发展之前，船只主要依赖于简单的蒸汽机，缺乏有效利用蒸汽能量的能力。三重膨胀机提供的效率提升使得航行更快、更远，使船只能够在更大的距离内运输更多的货物和乘客。这一技术飞跃促进了全球贸易的扩展和帝国的增长，因为各国现在能够比以往任何时候都更高效地连接其领土。除了对商业航运的影响之外，三重膨胀机还在海战中发挥了至关重要的作用。装备了这些发动机的战舰可以实现更高的速度和更好的机动性，使它们在冲突中获得战术优势。速度和效率的结合使三重膨胀机成为世界各国海军舰队的首选。然而，随着技术的进步，三重膨胀机最终面临来自更先进推进系统的竞争，如柴油发动机和燃气涡轮。这些新技术提供了更高的效率和动力，导致20世纪下半叶三重膨胀机的逐渐衰退。尽管如此，三重膨胀机的遗产仍然具有重要意义，因为它为现代海洋工程奠定了基础，并激励了后续发动机设计的创新。总之，三重膨胀机不仅仅是历史遗物；它代表了海洋技术演变中的一个关键时刻。它比以往的设计更有效地利用蒸汽能量，使得航行更长、改变了贸易路线、增强了海军能力。尽管它可能不再主宰海洋，但三重膨胀机背后的原则继续影响着现代发动机的发展。理解这一发动机的重要性有助于我们欣赏塑造我们今天世界的工程进步。