engine load

简明释义

发动机载荷

英英释义

例句

1.The mechanic checked the engine load to diagnose the vehicle's performance issues.

机械师检查了发动机负载以诊断车辆的性能问题。

2.High engine load can indicate that the car is struggling to maintain speed.

高发动机负载可能表明汽车在维持速度方面遇到困难。

3.During heavy acceleration, the engine load increases significantly.

在快速加速期间，发动机负载显著增加。

4.Monitoring the engine load helps in optimizing fuel efficiency.

监测发动机负载有助于优化燃油效率。

5.The dashboard showed a warning light when the engine load was too high.

当发动机负载过高时，仪表盘显示了警告灯。

作文

Understanding the concept of engine load is crucial for anyone interested in automotive engineering or performance tuning. The term refers to the amount of work that an engine is doing at any given moment. It can be expressed in various ways, such as the percentage of the engine's maximum capacity being utilized or the actual power output in horsepower. Essentially, engine load provides insight into how efficiently an engine is operating under different conditions. When a vehicle accelerates, the engine load increases as the engine works harder to provide the necessary power to overcome inertia and friction. Conversely, when a vehicle is cruising at a constant speed on a flat road, the engine load decreases because the engine does not need to exert as much effort. This fluctuation in engine load is crucial for drivers and engineers alike, as it directly affects fuel efficiency and engine performance.One of the primary factors that influence engine load is throttle position. When the driver presses the accelerator pedal, the throttle opens wider, allowing more air and fuel into the engine. This increase in airflow raises the engine load as the engine must work harder to maintain speed and power. In contrast, when the throttle is closed, the engine load decreases significantly. In modern vehicles, engine load is monitored by the engine control unit (ECU), which adjusts various parameters to optimize performance. For instance, if the ECU detects that the engine load is consistently high, it may enrich the fuel mixture to prevent knocking and ensure smooth operation. On the other hand, if the engine load is low, the ECU might lean out the fuel mixture to improve fuel economy.Moreover, understanding engine load is essential for diagnosing potential issues within the engine. A consistently high engine load could indicate problems such as excessive weight in the vehicle, engine wear, or even issues with the fuel system. Conversely, a low engine load during acceleration might suggest that the engine is not producing enough power, possibly due to mechanical failures or a malfunctioning turbocharger.In summary, the concept of engine load is vital for both everyday drivers and automotive professionals. It affects everything from fuel efficiency to engine longevity. By monitoring and understanding engine load, one can make informed decisions about driving habits, maintenance, and modifications to enhance vehicle performance. Whether you are tuning your car for better performance or simply aiming for better fuel economy, keeping an eye on engine load can lead to significant improvements in overall vehicle operation.

理解发动机负载的概念对于任何对汽车工程或性能调校感兴趣的人来说都是至关重要的。这个术语指的是发动机在任何给定时刻所做的工作量。它可以通过多种方式表示，例如正在利用的发动机最大容量的百分比或实际功率输出（马力）。从本质上讲，发动机负载提供了关于发动机在不同条件下如何高效运行的洞察。当车辆加速时，发动机负载增加，因为发动机需要更努力地提供必要的动力以克服惯性和摩擦。相反，当车辆在平坦的道路上以恒定速度巡航时，发动机负载减少，因为发动机无需施加太多努力。这种发动机负载的波动对于驾驶者和工程师而言至关重要，因为它直接影响燃油效率和发动机性能。影响发动机负载的主要因素之一是油门位置。当驾驶员踩下加速踏板时，油门打开得更宽，允许更多的空气和燃料进入发动机。空气流量的增加提高了发动机负载，因为发动机必须更努力地维持速度和动力。相反，当油门关闭时，发动机负载显著减少。在现代车辆中，发动机负载由发动机控制单元（ECU）监控，ECU会调整各种参数以优化性能。例如，如果ECU检测到发动机负载持续较高，它可能会富化燃油混合物以防止爆震并确保平稳运行。另一方面，如果发动机负载较低，ECU可能会稀薄燃油混合物以改善燃油经济性。此外，理解发动机负载对于诊断发动机内部潜在问题至关重要。持续较高的发动机负载可能表明车辆过重、发动机磨损或燃油系统出现问题。相反，在加速过程中，低发动机负载可能表明发动机未能产生足够的动力，这可能是由于机械故障或涡轮增压器故障。总之，发动机负载的概念对于日常驾驶者和汽车专业人士都是至关重要的。它影响从燃油效率到发动机寿命的一切。通过监控和理解发动机负载，人们可以就驾驶习惯、维护和改装做出明智的决策，以增强车辆性能。无论您是在为更好的性能调校您的汽车，还是仅仅希望获得更好的燃油经济性，关注发动机负载都可以在整体车辆操作中带来显著改善。