direct-acting engine

简明释义

直接传动式发动机

英英释义

例句

1.The new model of the train features a more efficient direct-acting engine, which reduces fuel consumption.

新款火车采用了更高效的直接作用发动机，减少了燃料消耗。

2.Engineers are studying the performance of the direct-acting engine in various operating conditions.

工程师们正在研究在不同操作条件下直接作用发动机的性能。

3.The maintenance costs for a direct-acting engine are generally lower than those for more complex systems.

直接作用发动机的维护成本通常低于更复杂系统的维护成本。

4.Many modern vehicles utilize a direct-acting engine to enhance their overall efficiency.

许多现代车辆利用直接作用发动机来提高整体效率。

5.The direct-acting engine is known for its simplicity and reliability in industrial applications.

直接作用发动机因其简单性和可靠性而在工业应用中广受欢迎。

作文

The evolution of engines has been a significant aspect of technological advancement, particularly in the realm of transportation and machinery. One notable type of engine is the direct-acting engine, which operates by directly converting the energy from fuel into mechanical power without the need for intermediary components such as gears or linkages. This design allows for a more efficient transfer of energy, resulting in improved performance and reliability.Historically, the direct-acting engine has its roots in steam power, where steam pressure was used to move pistons directly. This concept has been adapted over time, leading to various applications in modern engineering. For instance, many internal combustion engines utilize a form of direct action, where the combustion of fuel generates high-pressure gases that push the pistons directly, creating rotational motion.One of the primary advantages of a direct-acting engine is its simplicity. With fewer moving parts than other types of engines, it can be easier to maintain and repair. This simplicity also contributes to its durability and longevity, making it a popular choice in various industries, including automotive and aerospace. Furthermore, the direct action mechanism often results in higher efficiency rates, as there is less energy lost in the conversion process.In contrast, many traditional engines rely on complex systems of gears and levers to transmit power from the engine to the wheels or other components. These systems can introduce inefficiencies and increase the likelihood of mechanical failure. The direct-acting engine minimizes these risks by streamlining the process, allowing for a more robust and responsive performance.Another important aspect of the direct-acting engine is its application in renewable energy systems. For example, certain types of hydraulic systems employ direct action to convert fluid pressure into mechanical movement efficiently. This adaptability makes the direct-acting engine an attractive option for sustainable technologies, where efficiency and reliability are paramount.In conclusion, the direct-acting engine represents a crucial innovation in the field of engineering. Its ability to provide a direct and efficient means of converting energy into motion has made it a favored choice in various applications. As technology continues to advance, the principles behind the direct-acting engine will likely play an essential role in developing future engines that are even more efficient and environmentally friendly. Understanding the mechanics and benefits of this type of engine is vital for anyone interested in the fields of engineering and technology, as it paves the way for advancements that could shape the future of transportation and energy production.

发动机的演变是技术进步的重要方面，特别是在交通和机械领域。其中一个显著的发动机类型是直接作用发动机，它通过直接将燃料中的能量转化为机械动力来工作，而无需中间组件，如齿轮或连杆。这种设计允许更高效的能量传递，从而提高性能和可靠性。历史上，直接作用发动机起源于蒸汽动力，其中蒸汽压力被用于直接推动活塞。随着时间的推移，这一概念得到了改进，导致在现代工程中的各种应用。例如，许多内燃机利用一种直接作用的形式，其中燃料的燃烧产生高压气体，直接推动活塞，产生旋转运动。直接作用发动机的主要优点之一是其简单性。与其他类型的发动机相比，它的运动部件较少，因此维护和修理可能更容易。这种简单性也有助于其耐用性和长寿命，使其成为汽车和航空等各个行业的热门选择。此外，直接作用机制往往会导致更高的效率，因为在转换过程中损失的能量更少。相比之下，许多传统发动机依赖复杂的齿轮和杠杆系统将动力从发动机传递到车轮或其他组件。这些系统可能会引入低效并增加机械故障的可能性。直接作用发动机通过简化过程来最小化这些风险，从而提供更强大和响应灵敏的性能。直接作用发动机的另一个重要方面是它在可再生能源系统中的应用。例如，某些类型的液压系统采用直接作用高效地将流体压力转化为机械运动。这种适应性使得直接作用发动机成为可持续技术的一个有吸引力的选择，在这些技术中，效率和可靠性至关重要。总之，直接作用发动机代表了工程领域的一项重要创新。它提供了一种直接高效的方式，将能量转化为运动，使其在各种应用中受到青睐。随着技术的不断进步，直接作用发动机背后的原理可能在开发未来更高效、环保的发动机中发挥重要作用。理解这种类型发动机的机制和优点对于任何对工程和技术感兴趣的人来说都是至关重要的，因为它为塑造交通和能源生产的未来铺平了道路。