crank angle signal sender

简明释义

曲柄转角信号发送器

英英释义

例句

1.The crank angle signal sender plays a crucial role in the ignition timing of the vehicle.

在车辆的点火时机中，曲轴角信号发送器起着至关重要的作用。

2.After installing a new crank angle signal sender, the car started running smoothly again.

安装了新的曲轴角信号发送器后，汽车又开始平稳运行。

3.A malfunctioning crank angle signal sender can cause misfiring in the engine.

故障的曲轴角信号发送器可能导致发动机失火。

4.During the diagnostic check, the technician found issues with the crank angle signal sender.

在诊断检查中，技术人员发现曲轴角信号发送器存在问题。

5.The mechanic replaced the faulty crank angle signal sender to improve engine performance.

机械师更换了故障的曲轴角信号发送器以提高发动机性能。

作文

In modern automotive engineering, the precision and efficiency of an engine play a crucial role in overall vehicle performance. One of the key components that contribute to this precision is the crank angle signal sender. The crank angle signal sender is a vital sensor that provides critical information about the position of the crankshaft within an internal combustion engine. Understanding how this component functions and its significance can enhance our appreciation of automotive technology.The crankshaft is responsible for converting the linear motion of the pistons into rotational motion, which ultimately powers the vehicle. As the crankshaft rotates, it passes through various angles, and the crank angle signal sender monitors these angles with remarkable accuracy. It generates electrical signals corresponding to the crankshaft's position, which are then sent to the engine control unit (ECU). The ECU uses this information to optimize fuel injection timing and ignition timing, ensuring that the engine operates efficiently and smoothly.The operation of the crank angle signal sender typically involves a magnetic or optical sensor. In a magnetic setup, a magnet attached to the crankshaft activates the sensor as it rotates, producing a series of electrical pulses. In contrast, optical sensors utilize a light source and a rotating disc with slots that allow light to pass through at specific intervals, generating signals based on the crankshaft's position. Both methods provide real-time data that is crucial for the engine's performance.Moreover, the crank angle signal sender plays a significant role in various engine management systems, including anti-lock braking systems (ABS) and traction control systems (TCS). By providing the ECU with accurate crankshaft position data, these systems can make informed decisions to enhance vehicle stability and safety. For instance, during rapid acceleration or deceleration, the ECU can adjust the engine's power output to prevent wheel spin or loss of traction, thereby improving the driver's control over the vehicle.In addition to performance enhancements, the crank angle signal sender also contributes to emissions control. Modern engines are designed to minimize harmful emissions, and precise timing of fuel injection and ignition is essential for achieving this goal. The data from the crank angle signal sender allows the ECU to fine-tune combustion processes, reducing the amount of unburned fuel that escapes into the atmosphere. This not only helps manufacturers meet stringent environmental regulations but also promotes a cleaner and more sustainable automotive industry.In conclusion, the crank angle signal sender is an indispensable component in today's vehicles, serving as the eyes and ears of the engine management system. Its ability to accurately monitor crankshaft position enables optimal engine performance, enhances safety features, and supports emissions control efforts. As automotive technology continues to evolve, the importance of sensors like the crank angle signal sender will only grow, paving the way for more efficient and environmentally friendly vehicles. Understanding this component helps us appreciate the intricate engineering that goes into modern automobiles, highlighting the blend of technology and innovation that drives the automotive industry forward.

在现代汽车工程中，发动机的精确性和效率在整体车辆性能中发挥着至关重要的作用。一个关键组件对这种精确性有贡献，那就是曲轴角信号发送器。曲轴角信号发送器是一个重要的传感器，提供有关内燃机中曲轴位置的关键信息。理解这个组件的功能及其重要性，可以增强我们对汽车技术的欣赏。曲轴负责将活塞的线性运动转化为旋转运动，从而驱动车辆。当曲轴旋转时，它会经过不同的角度，而曲轴角信号发送器则以令人惊讶的精度监测这些角度。它生成与曲轴位置相对应的电信号，然后将其发送到发动机控制单元（ECU）。ECU利用这些信息来优化燃油喷射时机和点火时机，确保发动机高效平稳地运行。曲轴角信号发送器的操作通常涉及磁性或光学传感器。在磁性设置中，附在曲轴上的磁铁在旋转时激活传感器，产生一系列电脉冲。相反，光学传感器利用光源和带有槽的旋转盘，在特定间隔允许光通过，根据曲轴的位置生成信号。这两种方法都提供实时数据，这对发动机性能至关重要。此外，曲轴角信号发送器在各种发动机管理系统中也发挥着重要作用，包括防抱死刹车系统（ABS）和牵引力控制系统（TCS）。通过向ECU提供准确的曲轴位置数据，这些系统可以做出明智的决策，以增强车辆的稳定性和安全性。例如，在快速加速或减速期间，ECU可以调整发动机的功率输出，以防止车轮打滑或失去牵引力，从而改善驾驶员对车辆的控制。除了性能提升外，曲轴角信号发送器还对排放控制作出贡献。现代发动机设计旨在最小化有害排放，而燃油喷射和点火的精确时机对于实现这一目标至关重要。来自曲轴角信号发送器的数据使ECU能够微调燃烧过程，减少未燃油料逸入大气中的数量。这不仅帮助制造商满足严格的环境法规，还促进了更清洁和可持续的汽车工业。总之，曲轴角信号发送器是当今车辆中不可或缺的组件，充当发动机管理系统的“眼睛和耳朵”。它准确监测曲轴位置的能力使发动机性能最佳化，增强安全特性，并支持排放控制工作。随着汽车技术的不断发展，像曲轴角信号发送器这样的传感器的重要性只会增加，为更高效和环保的车辆铺平道路。理解这个组件帮助我们欣赏现代汽车中复杂的工程，突显出推动汽车工业前进的技术与创新的结合。