two cycle marine diesel engine

简明释义

二冲程船用柴油机

英英释义

例句

1.During the inspection, we found that the two cycle marine diesel engine was operating at optimal levels.

在检查中，我们发现两冲程船用柴油发动机的运行处于最佳状态。

2.The two cycle marine diesel engine is known for its durability and low maintenance costs.

两冲程船用柴油发动机以其耐用性和低维护成本而闻名。

3.Many fishing vessels rely on a two cycle marine diesel engine for better fuel efficiency.

许多渔船依赖于两冲程船用柴油发动机以获得更好的燃油效率。

4.The design of the two cycle marine diesel engine allows for higher power output compared to four-stroke engines.

两冲程船用柴油发动机的设计相比四冲程发动机允许更高的功率输出。

5.The ship's performance improved significantly after upgrading to a new two cycle marine diesel engine.

升级到新的两冲程船用柴油发动机后，船舶的性能显著提升。

作文

The maritime industry heavily relies on various types of engines to power ships and vessels. One of the most significant advancements in marine engineering is the development of the two cycle marine diesel engine. This type of engine has transformed the way we think about propulsion in the maritime sector, offering both efficiency and reliability. In this essay, I will explore the workings, advantages, and applications of the two cycle marine diesel engine, as well as its impact on modern shipping practices.To begin with, a two cycle marine diesel engine operates on a two-stroke cycle, which means that it completes a power cycle in just two strokes of the piston, as opposed to the four strokes required in a traditional four-stroke engine. This design allows for a more compact engine that can produce power more efficiently. The process begins when the piston moves down, creating a vacuum that draws in air and fuel mixture through the intake ports. As the piston moves back up, the mixture is compressed, leading to ignition and the subsequent power stroke. This efficient cycle enables the engine to generate power with fewer moving parts, resulting in lower maintenance costs and increased durability.One of the primary advantages of the two cycle marine diesel engine is its high power-to-weight ratio. Because these engines can produce a significant amount of power relative to their size, they are particularly well-suited for large vessels that require robust propulsion systems without the added weight of larger engines. Additionally, the simplicity of the design means that they can be manufactured and maintained more easily than their four-stroke counterparts.Another notable benefit is the fuel efficiency of the two cycle marine diesel engine. These engines are designed to burn fuel more completely, which not only reduces operational costs but also minimizes environmental impact. As global regulations become stricter regarding emissions from ships, the efficiency of these engines makes them an attractive option for shipping companies looking to comply with new standards while maintaining profitability.Furthermore, the two cycle marine diesel engine has found numerous applications in various types of vessels, including cargo ships, fishing boats, and even luxury yachts. Its versatility allows it to adapt to different maritime needs, making it a preferred choice among shipbuilders and operators. For instance, in the case of container ships, where speed and efficiency are paramount, the two cycle marine diesel engine provides the necessary power to transport goods across vast oceans quickly.In conclusion, the two cycle marine diesel engine represents a crucial innovation in marine propulsion technology. Its unique design offers numerous advantages, including a high power-to-weight ratio, fuel efficiency, and versatility across different vessel types. As the maritime industry continues to evolve, the importance of such engines cannot be overstated. They not only enhance operational efficiency but also contribute to a more sustainable future for shipping. Understanding the mechanics and benefits of the two cycle marine diesel engine is essential for anyone involved in the maritime field, as it plays a vital role in shaping the industry's future.

海洋工业在很大程度上依赖于各种类型的发动机来为船舶和船只提供动力。其中一个重要的进展是开发了二冲程海洋柴油发动机。这种类型的发动机改变了我们对海洋部门推进方式的思考，提供了高效性和可靠性。在这篇文章中，我将探讨二冲程海洋柴油发动机的工作原理、优点和应用，以及它对现代航运实践的影响。首先，二冲程海洋柴油发动机采用二冲程循环，这意味着它只需两个活塞行程就能完成一个功率循环，而传统的四冲程发动机则需要四个冲程。这种设计使得发动机更加紧凑，能够更高效地产生动力。过程开始时，活塞向下移动，产生真空，将空气和燃料混合物通过进气口吸入。当活塞向上移动时，混合物被压缩，导致点火和随后的动力冲程。这种高效的循环使发动机能够以更少的运动部件产生动力，从而降低维护成本并提高耐用性。二冲程海洋柴油发动机的主要优势之一是其高功率重量比。由于这些发动机能够相对于其体积产生显著的动力，因此它们特别适合需要强大推进系统的大型船只，而无需增加更大发动机的重量。此外，设计的简单性意味着它们可以比四冲程发动机更容易地制造和维护。另一个显著的好处是二冲程海洋柴油发动机的燃油效率。这些发动机旨在更完全地燃烧燃料，这不仅降低了运营成本，还最小化了对环境的影响。随着全球对船舶排放的法规变得越来越严格，这些发动机的高效性使其成为希望遵守新标准的航运公司的一种有吸引力的选择，同时保持盈利能力。此外，二冲程海洋柴油发动机在各种类型的船只中找到了众多应用，包括货船、渔船甚至豪华游艇。其多功能性使其能够适应不同的海洋需求，成为造船商和运营商的首选。例如，在集装箱船的情况下，速度和效率至关重要，二冲程海洋柴油发动机提供了必要的动力，以快速运输货物穿越广阔的海洋。总之，二冲程海洋柴油发动机代表了海洋推进技术的重要创新。其独特的设计提供了许多优点，包括高功率重量比、燃油效率和在不同船只类型中的多功能性。随着海洋工业的不断发展，这种发动机的重要性不容忽视。它们不仅提高了操作效率，而且为航运的可持续未来做出贡献。理解二冲程海洋柴油发动机的机制和好处对于任何参与海洋领域的人来说都是至关重要的，因为它在塑造行业未来方面发挥着重要作用。