drag-cup tachometer

简明释义

感应式转速计

英英释义

例句

1.The mechanic used a drag-cup tachometer to measure the engine's RPM accurately.

机械师使用拖杯转速计准确测量发动机的转速。

2.To calibrate the machine, we relied on a drag-cup tachometer for precise readings.

为了校准机器，我们依靠拖杯转速计进行精确读数。

3.The drag-cup tachometer is essential for tuning high-performance engines.

对于调校高性能发动机来说，拖杯转速计是必不可少的。

4.During the test, the drag-cup tachometer showed a peak speed of 5000 RPM.

在测试中，拖杯转速计显示出最高速度为5000转/分钟。

5.He explained how to read the drag-cup tachometer during the workshop.

在研讨会上，他解释了如何读取拖杯转速计。

作文

The world of engineering and technology is filled with various instruments that help us measure and understand different phenomena. One such instrument is the drag-cup tachometer, which plays a significant role in measuring rotational speed. To comprehend its importance, we need to delve into its functionality and applications. A drag-cup tachometer is a device designed to measure the speed of rotation of a shaft or any rotating object. It operates based on the principle of drag, where a small cup is attached to a rotating object. As the object spins, the cup experiences drag due to the fluid or air resistance acting against it. This drag force is proportional to the speed of rotation, allowing for accurate measurements. The design of a drag-cup tachometer is relatively simple yet effective. The cup is typically mounted on a shaft that rotates at high speeds. The faster the shaft rotates, the greater the drag force exerted on the cup. By calibrating the instrument, engineers can convert this drag force into a readable measurement of rotational speed, usually expressed in revolutions per minute (RPM). One of the primary applications of a drag-cup tachometer is in automotive engineering. It is commonly used to monitor the engine's RPM, providing crucial data that helps in optimizing performance and fuel efficiency. For instance, knowing the exact RPM allows engineers to adjust the timing of fuel injection and ignition, leading to better engine performance. Additionally, during testing phases, this instrument helps identify potential issues by monitoring how quickly an engine can reach its optimal RPM. In industrial settings, drag-cup tachometers are vital for machinery maintenance. Regular monitoring of machine speeds ensures that they operate within safe limits, preventing wear and tear or catastrophic failures. By analyzing the RPM data, technicians can predict when maintenance is needed, minimizing downtime and enhancing productivity. Moreover, the drag-cup tachometer finds its use in research and development. Engineers and scientists utilize this instrument to conduct experiments that require precise measurements of rotational speed. Whether it's testing new materials or developing advanced mechanical systems, having accurate RPM data is essential for drawing valid conclusions. Despite being a traditional tool, the drag-cup tachometer has evolved with advancements in technology. Modern versions may integrate digital displays and data logging capabilities, making it easier to analyze and interpret results. This evolution has broadened its application scope, allowing it to be used in various fields beyond automotive and industrial engineering, such as robotics and aerospace. In conclusion, the drag-cup tachometer is an indispensable tool in the realm of engineering and technology. Its ability to provide accurate measurements of rotational speed makes it crucial for optimizing performance, ensuring safety, and facilitating research. As technology continues to advance, the drag-cup tachometer will undoubtedly remain relevant, adapting to meet the needs of modern engineering challenges. Understanding its function and applications not only highlights its significance but also underscores the importance of precision in engineering practices.

工程和技术的世界充满了各种仪器，这些仪器帮助我们测量和理解不同的现象。其中一个仪器是拖杯转速计，它在测量旋转速度方面发挥着重要作用。要理解它的重要性，我们需要深入了解它的功能和应用。拖杯转速计是一种旨在测量轴或任何旋转物体的旋转速度的设备。它基于阻力的原理运作，其中一个小杯子连接到旋转物体上。当物体旋转时，杯子由于流体或空气阻力的作用而经历阻力。这种阻力与旋转速度成正比，从而允许准确的测量。拖杯转速计的设计相对简单但有效。杯子通常安装在高速旋转的轴上。轴旋转得越快，施加在杯子上的阻力就越大。通过校准仪器，工程师可以将这种阻力转换为可读的旋转速度测量值，通常以每分钟转数（RPM）表示。拖杯转速计的主要应用之一是在汽车工程中。它常用于监测发动机的转速，提供关键数据，帮助优化性能和燃油效率。例如，知道确切的转速使工程师能够调整燃油喷射和点火的时机，从而提高发动机性能。此外，在测试阶段，该仪器通过监测发动机达到最佳转速的速度来帮助识别潜在问题。在工业环境中，拖杯转速计对机器维护至关重要。定期监测机器速度确保它们在安全范围内运行，防止磨损或灾难性故障。通过分析转速数据，技术人员可以预测何时需要维护，从而最小化停机时间，提高生产力。此外，拖杯转速计在研究和开发中也有应用。工程师和科学家利用该仪器进行需要精确旋转速度测量的实验。无论是测试新材料还是开发先进的机械系统，拥有准确的转速数据对于得出有效结论至关重要。尽管是传统工具，拖杯转速计随着技术进步而发展。现代版本可能集成数字显示和数据记录功能，使得分析和解读结果变得更加容易。这一演变扩大了其应用范围，使其不仅在汽车和工业工程中使用，还可用于机器人和航空航天等多个领域。总之，拖杯转速计在工程和技术领域是不可或缺的工具。它提供准确的旋转速度测量能力，使其在优化性能、确保安全和促进研究中至关重要。随着技术的不断进步，拖杯转速计无疑将保持相关性，适应现代工程挑战的需求。理解其功能和应用不仅突显了其重要性，也强调了工程实践中精确度的重要性。