vapor lock

简明释义

汽封

英英释义

例句

1.You can avoid vapor lock by using fuel additives designed for high temperatures.

通过使用专为高温设计的燃油添加剂，可以避免发生蒸汽锁。

2.To prevent vapor lock, make sure to keep your fuel tank at least half full during hot weather.

为了防止蒸汽锁，在炎热的天气中确保油箱至少保持一半的油量。

3.The mechanic explained that vapor lock can occur when the fuel gets too hot.

机械师解释说，当燃油过热时可能会发生蒸汽锁。

4.After driving for a long time in the heat, my car stalled due to vapor lock.

在炎热的天气下长时间驾驶后，我的车因为蒸汽锁而熄火。

5.My motorcycle wouldn't start after sitting in the sun, likely due to vapor lock.

我的摩托车在阳光下停了一段时间后无法启动，这很可能是由于蒸汽锁。

作文

In the world of automotive mechanics, the term vapor lock refers to a condition that occurs when fuel vaporizes in the fuel system, preventing liquid fuel from reaching the engine. This phenomenon is particularly common in older carbureted engines, where the fuel delivery system is less sophisticated than modern fuel injection systems. Understanding vapor lock is crucial for both car enthusiasts and everyday drivers, especially those who own classic cars or vehicles that may be susceptible to this issue.The primary cause of vapor lock is heat. When temperatures rise, the fuel in the fuel lines can become hot enough to vaporize. This is especially problematic in situations where the engine is running hot, such as during prolonged periods of idling or in stop-and-go traffic. As the fuel turns into vapor, it creates bubbles in the fuel line, which disrupts the flow of liquid fuel to the engine. Consequently, the engine may stall or have difficulty starting, leading to frustration for the driver.One of the most common symptoms of vapor lock is engine stalling. Drivers may notice that their vehicle runs fine until it reaches a certain temperature, after which it may sputter and die. In some cases, the engine might restart after cooling down, only to stall again once it heats up. This cycle can be perplexing and may lead to unnecessary repairs if the underlying cause is not identified.To prevent vapor lock, several strategies can be employed. First, ensuring that the fuel system is in good condition is essential. Regular maintenance, including checking for leaks in the fuel lines and ensuring that the fuel pump is functioning correctly, can help mitigate the risk. Additionally, using higher-octane fuel can sometimes reduce the likelihood of vaporization since higher-octane fuels have a higher boiling point.Another effective method to combat vapor lock is to insulate the fuel lines. By wrapping them with heat-resistant material, the chances of the fuel heating up excessively are reduced. Furthermore, parking in shaded areas or using reflective sunshields can help keep the engine compartment cooler, thereby minimizing the risk of vapor lock occurring.In conclusion, understanding vapor lock is vital for maintaining the performance and reliability of your vehicle, especially if you own an older model. By recognizing the symptoms and implementing preventative measures, drivers can avoid the inconvenience of engine stalling due to this frustrating condition. Whether you are a seasoned mechanic or a casual driver, being aware of vapor lock and its implications can save time, money, and stress on the road.

在汽车机械的世界中，术语vapor lock指的是一种情况，当燃料在燃油系统中汽化时，会阻止液态燃料到达发动机。这种现象在老式化油器发动机中尤其常见，因为其燃料输送系统不如现代燃油喷射系统复杂。理解vapor lock对于汽车爱好者和普通司机来说至关重要，特别是那些拥有经典汽车或可能容易受到此问题影响的车辆。造成vapor lock的主要原因是热量。当温度升高时，燃油在燃油管道中可能变得足够热而汽化。在发动机长时间怠速或在堵车时，这种情况尤其成问题。随着燃料转变为气体，它在燃油管道中形成气泡，从而干扰液态燃料流向发动机。因此，发动机可能会熄火或难以启动，给驾驶者带来挫折。vapor lock最常见的症状之一是发动机熄火。驾驶者可能会注意到他们的车辆在达到某个温度之前运行良好，但在此之后可能会喘息并熄灭。在某些情况下，发动机在冷却后可能会重新启动，但一旦再次升温又会熄火。这个循环可能令人困惑，如果没有识别出根本原因，可能会导致不必要的维修。为了防止vapor lock，可以采取几种策略。首先，确保燃油系统处于良好状态至关重要。定期维护，包括检查燃油管道是否有泄漏以及确保燃油泵正常工作，可以帮助降低风险。此外，使用高辛烷值燃料有时可以减少汽化的可能性，因为高辛烷值燃料的沸点较高。另一种有效的对抗vapor lock的方法是对燃油管道进行绝缘。通过用耐热材料包裹它们，可以减少燃料过热的机会。此外，将车辆停放在阴凉处或使用反光遮阳板也可以帮助保持发动机舱更凉爽，从而最大限度地减少发生vapor lock的风险。总之，理解vapor lock对于维护车辆的性能和可靠性至关重要，尤其是如果您拥有旧车型。通过识别症状和实施预防措施，驾驶者可以避免因这种令人沮丧的情况而导致的发动机熄火的不便。无论您是经验丰富的机械师还是普通驾驶者，了解vapor lock及其影响都可以为您节省时间、金钱和在路上的压力。