naturally aspirated engine

简明释义

自然吸气式发动机

英英释义

例句

1.In racing, some teams still rely on naturally aspirated engines for their reliability.

在赛车中，一些车队仍然依赖于自然吸气发动机的可靠性。

2.A naturally aspirated engine can provide better throttle response than a turbocharged engine.

自然吸气发动机的油门响应通常比涡轮增压发动机更好。

3.A naturally aspirated engine tends to have a simpler design compared to turbocharged options.

自然吸气发动机的设计通常比涡轮增压选项更简单。

4.Many car enthusiasts prefer a naturally aspirated engine because of its linear power delivery.

许多汽车爱好者更喜欢自然吸气发动机，因为它的动力输出更加线性。

5.The sound of a high-revving naturally aspirated engine is music to the ears of many drivers.

高转速的自然吸气发动机的声音对许多驾驶者来说如同音乐。

作文

A naturally aspirated engine is a type of internal combustion engine that relies on atmospheric pressure to draw air into the combustion chamber. Unlike turbocharged or supercharged engines, which use mechanical means to force more air into the engine, a naturally aspirated engine operates purely on the principles of atmospheric pressure and the engine's displacement. This simplicity is one of the reasons why many automotive enthusiasts appreciate such engines. They often provide a direct and linear power delivery, making them feel more engaging to drive. The mechanics of a naturally aspirated engine are relatively straightforward. As the piston moves down during the intake stroke, it creates a vacuum that pulls air into the cylinder from the atmosphere. The amount of air that can enter the engine is limited by the size of the engine's displacement and the design of the intake system. This means that a naturally aspirated engine can only produce a certain amount of power based on its size and efficiency. One of the significant advantages of a naturally aspirated engine is its reliability. Without the additional complexity of forced induction systems, these engines tend to have fewer components that could fail. This makes them easier and often cheaper to maintain over time. Additionally, they usually provide a more consistent performance across different altitudes since they are not dependent on a turbocharger or supercharger that can lose efficiency at higher elevations. However, naturally aspirated engines do have their limitations. One notable drawback is that they typically produce less power compared to their turbocharged counterparts of the same size. This is because they cannot draw in as much air, which limits the amount of fuel that can be burned and thus the power output. As a result, many manufacturers have shifted towards turbocharging to meet increasing power demands while maintaining fuel efficiency. In terms of driving experience, many enthusiasts argue that a naturally aspirated engine offers a more authentic connection between the driver and the vehicle. The throttle response is often more immediate, and the sound produced by the engine can be more pleasing to the ear. This visceral feedback is what many drivers seek, especially in sports cars and performance vehicles. In conclusion, a naturally aspirated engine represents a classic approach to engine design that emphasizes simplicity, reliability, and direct power delivery. While they may not offer the same level of power as turbocharged engines, their unique characteristics make them appealing to many car enthusiasts. As automotive technology continues to evolve, the naturally aspirated engine remains a testament to the enduring appeal of traditional engineering principles in an increasingly complex world.

自然吸气发动机是一种依靠大气压力将空气吸入燃烧室的内燃机。与涡轮增压或机械增压发动机不同，自然吸气发动机完全基于大气压力和发动机排量的原理进行运作。这种简单性是许多汽车爱好者欣赏此类发动机的原因之一。它们通常提供直接且线性的动力输出，使驾驶体验更加令人愉悦。自然吸气发动机的机械原理相对简单。当活塞在进气行程中向下移动时，会产生一个真空，吸引空气从大气中进入气缸。进入发动机的空气量受到发动机排量和进气系统设计的限制。这意味着自然吸气发动机的功率输出只能基于其大小和效率。自然吸气发动机的一个显著优点是其可靠性。由于没有强制进气系统的额外复杂性，这些发动机往往比其他类型的发动机有更少的故障组件。因此，它们在长期使用中通常更容易维护，成本也相对较低。此外，由于不依赖涡轮增压器或机械增压器，自然吸气发动机在不同海拔高度的性能通常更为一致。然而，自然吸气发动机确实存在其局限性。其中一个显著缺点是与同尺寸的涡轮增压发动机相比，其功率通常较小。这是因为它们无法吸入更多的空气，从而限制了可燃烧的燃料量，进而限制了功率输出。因此，许多制造商转向涡轮增压以满足日益增长的动力需求，同时保持燃油效率。在驾驶体验方面，许多爱好者认为自然吸气发动机提供了驾驶者与车辆之间更真实的联系。油门响应通常更为直接，发动机发出的声音也可能更加悦耳。这种生动的反馈正是许多驾驶者所追求的，尤其是在跑车和高性能车辆中。总之，自然吸气发动机代表了一种经典的发动机设计方法，强调简单性、可靠性和直接的动力输出。虽然它们可能无法提供与涡轮增压发动机相同水平的功率，但其独特的特性使得它们对许多汽车爱好者具有吸引力。随着汽车技术的不断发展，自然吸气发动机仍然证明了传统工程原则在日益复杂的世界中的持久魅力。