valve gear adjustment

简明释义

阀装置调整

英英释义

例句

1.Regular valve gear adjustments are essential for maintaining optimal efficiency in heavy machinery.

定期进行阀门齿轮调整对于保持重型机械的最佳效率至关重要。

2.After the overhaul, the team focused on valve gear adjustment to ensure proper timing.

在大修后，团队专注于阀门齿轮调整以确保正确的时机。

3.Improper valve gear adjustment can lead to decreased fuel efficiency.

不当的阀门齿轮调整可能导致燃油效率降低。

4.The technician performed a valve gear adjustment to improve the engine's performance.

技术人员进行了阀门齿轮调整以提高发动机的性能。

5.The manual provides detailed instructions for valve gear adjustment on various models.

手册提供了有关不同型号的阀门齿轮调整的详细说明。

作文

The performance of an engine is heavily reliant on the precise functioning of its components. One critical aspect that often gets overlooked is the valve gear adjustment. This term refers to the process of calibrating the valve mechanism in an internal combustion engine to ensure optimal performance. Proper valve gear adjustment is essential for maintaining engine efficiency, improving fuel economy, and reducing emissions. When the valves are not adjusted correctly, it can lead to a host of problems, including poor acceleration, increased fuel consumption, and even engine damage over time.To understand why valve gear adjustment is so important, we must first look at how an engine operates. The engine's valves control the intake of air and fuel, as well as the exhaust of combustion gases. These valves must open and close at precisely the right times to ensure that the engine runs smoothly. If the timing is off, it can result in incomplete combustion, which not only reduces power output but also leads to higher levels of harmful emissions.The valve gear adjustment process typically involves adjusting the clearance between the valve stems and their respective rocker arms. This clearance is crucial because it affects how far the valves open and how long they stay open during the engine's cycle. Mechanics will often use specific tools to measure this clearance accurately and make necessary adjustments. Failing to perform this adjustment can result in what is known as 'valve float,' where the valves do not close properly. This can cause significant damage to the engine and lead to costly repairs.Moreover, the valve gear adjustment should be part of regular maintenance checks. Many manufacturers recommend checking and adjusting the valve clearances at specified intervals, often outlined in the vehicle's owner manual. Neglecting this maintenance task can lead to decreased engine performance and longevity. Thus, it is advisable for car owners to be proactive about their vehicle's maintenance schedule and ensure that valve gear adjustment is included.In conclusion, the significance of valve gear adjustment cannot be overstated. It plays a vital role in ensuring that an engine operates efficiently and effectively. Regular checks and adjustments can help prevent serious issues down the line, saving both time and money. For anyone who owns a vehicle or is interested in automotive mechanics, understanding the importance of valve gear adjustment is essential for maintaining optimal engine performance and longevity.

发动机的性能在很大程度上依赖于其部件的精确运作。其中一个常常被忽视的关键方面是阀门齿轮调整。这个术语指的是对内燃机中阀门机制进行校准的过程，以确保最佳性能。适当的阀门齿轮调整对保持发动机效率、提高燃油经济性和减少排放至关重要。当阀门未正确调整时，可能会导致一系列问题，包括加速不良、燃油消耗增加，甚至随着时间的推移造成发动机损坏。要理解阀门齿轮调整为何如此重要，我们首先需要了解发动机的工作原理。发动机的阀门控制空气和燃料的吸入，以及燃烧气体的排出。这些阀门必须在精确的时刻打开和关闭，以确保发动机平稳运行。如果时机不对，可能导致燃烧不完全，这不仅降低了功率输出，还会导致有害排放水平升高。阀门齿轮调整过程通常涉及调整阀杆与其各自摇臂之间的间隙。这个间隙至关重要，因为它影响阀门打开的高度和保持打开的时间。机械师通常会使用特定工具准确测量这个间隙并进行必要的调整。未能执行此调整可能导致所谓的“阀门浮动”，即阀门无法正确关闭。这可能对发动机造成重大损害，并导致昂贵的维修费用。此外，阀门齿轮调整应作为定期维护检查的一部分。许多制造商建议在特定的间隔内检查和调整阀门间隙，这通常在车辆的用户手册中列出。忽视这一维护任务可能导致发动机性能和寿命下降。因此，建议车主积极关注车辆的维护计划，确保包括阀门齿轮调整。总之，阀门齿轮调整的重要性不容小觑。它在确保发动机高效有效地运作中扮演着至关重要的角色。定期检查和调整可以帮助防止严重问题的出现，从而节省时间和金钱。对于任何拥有车辆或对汽车机械感兴趣的人来说，理解阀门齿轮调整的重要性是维持最佳发动机性能和延长使用寿命的关键。