intake port

简明释义

入口进气口进汽口

英英释义

例句

1.A clean intake port is crucial for optimal engine performance.

干净的进气口对于最佳的引擎性能至关重要。

2.The design of the intake port can significantly affect fuel efficiency.

设计的进气口可以显著影响燃油效率。

3.The mechanic inspected the engine's intake port to ensure it was free of obstructions.

机械师检查了引擎的进气口，以确保没有阻塞。

4.He noticed a crack in the intake port that could lead to performance issues.

他注意到进气口上有一个裂缝，这可能导致性能问题。

5.During the test, air was drawn into the intake port at a steady rate.

在测试过程中，空气以稳定的速度被吸入进气口。

作文

The internal combustion engine is a marvel of engineering, relying on a series of intricate components to function efficiently. One of the most critical parts of this system is the intake port, which plays a vital role in the engine's operation. The intake port is the passage through which air and fuel enter the combustion chamber, where they are mixed and ignited to produce power. Understanding the function and design of the intake port can provide valuable insights into how engines work and how performance can be enhanced.To begin with, the design of the intake port significantly affects the engine's efficiency. A well-designed intake port allows for optimal airflow, ensuring that the right amount of air enters the combustion chamber at the right time. This is crucial because too much or too little air can lead to inefficient combustion, resulting in reduced power output and increased emissions. Engineers often use computer simulations and flow analysis to optimize the shape and size of the intake port, aiming to create a smooth path for the air-fuel mixture.Moreover, the timing of when the intake port opens and closes is equally important. This timing is controlled by the engine's camshaft, which dictates the movement of the valves. If the intake port opens too early or too late, it can disrupt the engine's performance. Therefore, precise engineering is required to ensure that the intake port functions harmoniously with other components of the engine.In addition to its design and timing, the material used to construct the intake port also plays a significant role in engine performance. Traditional materials like cast iron have been commonly used, but advancements in technology have led to the use of lighter and more durable materials such as aluminum and composite plastics. These materials not only reduce the weight of the engine but also improve resistance to heat and corrosion, enhancing the longevity of the intake port.Furthermore, modifications to the intake port can lead to significant performance gains. Many car enthusiasts and professional racers invest in aftermarket intake ports to increase airflow and improve horsepower. By enlarging the intake port or reshaping it to reduce turbulence, these modifications can result in a more efficient engine. However, it is essential to balance these changes with the overall design of the engine to avoid creating problems elsewhere in the system.In conclusion, the intake port is a fundamental component of an internal combustion engine, influencing both its efficiency and performance. A well-designed and properly functioning intake port ensures that the engine receives the optimal air-fuel mixture necessary for effective combustion. As technology continues to advance, the potential for improving intake ports will undoubtedly lead to even more efficient and powerful engines in the future. Understanding the intricacies of the intake port can help enthusiasts appreciate the engineering that goes into modern vehicles and inspire innovations in automotive design.

内燃机是工程学的奇迹，依赖一系列复杂的组件高效运作。其中最关键的部分之一就是进气口，它在发动机的操作中发挥着至关重要的作用。进气口是空气和燃料进入燃烧室的通道，在那里它们被混合并点燃以产生动力。理解进气口的功能和设计可以为我们提供关于发动机如何工作以及如何提高性能的宝贵见解。首先，进气口的设计显著影响发动机的效率。一个设计良好的进气口能够实现最佳气流，确保适量的空气在适当的时间进入燃烧室。这一点至关重要，因为过多或过少的空气都可能导致燃烧效率低下，导致功率输出减少和排放增加。工程师们通常使用计算机模拟和流动分析来优化进气口的形状和大小，旨在为空气-燃料混合物创造一条平滑的通道。此外，进气口开启和关闭的时机同样重要。这一时机由发动机的凸轮轴控制，决定了阀门的运动。如果进气口开启得太早或太晚，可能会扰乱发动机的性能。因此，需要精确的工程设计，以确保进气口与发动机其他组件和谐运作。除了设计和时机外，构成进气口的材料也对发动机性能有重要影响。传统上，铸铁材料被广泛使用，但技术的进步使得铝和复合塑料等更轻且更耐用的材料得以应用。这些材料不仅减轻了发动机的重量，还提高了耐热性和耐腐蚀性，增强了进气口的使用寿命。此外，对进气口的改造可以带来显著的性能提升。许多汽车爱好者和职业赛车手会投资于后市场的进气口，以增加气流并提高马力。通过扩大进气口或重塑以减少湍流，这些改造可以导致更高效的发动机。然而，平衡这些变化与发动机整体设计至关重要，以避免在系统的其他地方产生问题。总之，进气口是内燃机的基本组件，影响其效率和性能。一个设计良好且运作正常的进气口确保发动机获得有效燃烧所需的最佳空气-燃料混合物。随着技术的不断进步，提高进气口的潜力无疑将导致未来更高效、更强大的发动机。理解进气口的复杂性可以帮助爱好者欣赏现代车辆中的工程，并激发汽车设计的创新。