absorption dynamometer

简明释义

吸收式测功器

英英释义

例句

1.The engineer used an absorption dynamometer to measure the power output of the engine during testing.

工程师使用吸收测功机来测量测试中发动机的功率输出。

2.In a laboratory setting, the absorption dynamometer helps in determining the efficiency of various motors.

在实验室环境中，吸收测功机有助于确定各种电动机的效率。

3.The results from the absorption dynamometer indicated that the new design was significantly more efficient.

来自吸收测功机的结果表明，新设计的效率显著提高。

4.For accurate torque measurements, the technician calibrated the absorption dynamometer before starting the test.

为了获得准确的扭矩测量，技术人员在开始测试之前校准了吸收测功机。

5.During the competition, each car was tested with an absorption dynamometer to ensure fair performance measurements.

在比赛期间，每辆车都使用吸收测功机进行测试，以确保公平的性能测量。

作文

The study of mechanical systems often involves the measurement of power and torque, which are crucial for understanding the performance of engines and other machinery. One essential tool in this field is the absorption dynamometer, a device designed to measure the power output of an engine by absorbing its energy. Unlike transmission dynamometers that measure the power delivered to the wheels, the absorption dynamometer directly assesses the engine's output by applying a load and measuring the resultant power. This method provides accurate data on how much power an engine can produce under various conditions.The working principle of an absorption dynamometer revolves around the concept of converting mechanical energy into heat energy through friction or resistance. When an engine is connected to this device, it operates under a controlled load, allowing engineers to evaluate its performance characteristics. The dynamometer absorbs the energy produced by the engine, and as a result, the engine's speed and torque can be measured simultaneously. This information is vital for tuning engines and optimizing their efficiency.There are various types of absorption dynamometers, including hydraulic, electric, and eddy current types. Each type has its advantages and specific applications. For instance, hydraulic dynamometers use fluid resistance to create a load on the engine, while electric dynamometers convert the engine's mechanical energy into electrical energy, providing a different method of measurement. Eddy current dynamometers, on the other hand, utilize electromagnetic induction to produce resistance against the engine’s output. Understanding these different types enables engineers to select the most appropriate dynamometer for their testing needs.In automotive engineering, the importance of the absorption dynamometer cannot be overstated. It plays a critical role in performance testing, helping manufacturers design engines that meet regulatory standards and consumer expectations. By using this device, engineers can identify inefficiencies in engine design and make necessary adjustments to improve performance. Furthermore, the data collected from absorption dynamometer tests can inform decisions regarding fuel efficiency, emissions control, and overall engine reliability.Moreover, the absorption dynamometer also serves educational purposes in engineering programs. Students learn about the principles of power measurement and engine dynamics by using this equipment in laboratory settings. This hands-on experience is invaluable, as it bridges the gap between theoretical knowledge and practical application. Students gain insights into how different variables affect engine performance and how to interpret the data generated during testing.In conclusion, the absorption dynamometer is an indispensable tool in the field of mechanical engineering, particularly in the testing and development of engines. Its ability to accurately measure power output allows engineers to refine designs, enhance performance, and ensure compliance with industry standards. As technology advances, the role of the absorption dynamometer will continue to evolve, providing even more precise measurements and contributing to the ongoing improvement of engine technology. Understanding this device is essential for anyone involved in mechanical systems, as it lays the foundation for innovation and advancement in the industry.

机械系统的研究通常涉及功率和扭矩的测量，这对理解发动机和其他机械的性能至关重要。在这个领域中，一个重要的工具是吸收测功机，这是一种旨在通过吸收发动机能量来测量功率输出的设备。与测量传递到车轮的功率的传动测功机不同，吸收测功机通过施加负载并测量产生的功率，直接评估发动机的输出。这种方法提供了有关发动机在各种条件下可以产生多少功率的准确数据。吸收测功机的工作原理围绕将机械能转化为热能的概念展开，通过摩擦或阻力来实现。当发动机连接到该设备时，它在控制负载下运行，使工程师能够评估其性能特征。测功机吸收发动机产生的能量，因此可以同时测量发动机的转速和扭矩。这些信息对于调校发动机和优化其效率至关重要。有多种类型的吸收测功机，包括液压、电动和涡流类型。每种类型都有其优点和特定应用。例如，液压测功机利用流体阻力对发动机施加负载，而电动测功机则将发动机的机械能转化为电能，提供另一种测量方法。涡流测功机则利用电磁感应对发动机的输出产生阻力。了解这些不同类型使工程师能够选择最合适的测功机以满足其测试需求。在汽车工程中，吸收测功机的重要性不可低估。它在性能测试中发挥着关键作用，帮助制造商设计符合监管标准和消费者期望的发动机。通过使用该设备，工程师可以识别发动机设计中的低效之处，并进行必要的调整以改善性能。此外，从吸收测功机测试中收集的数据可以为燃油效率、排放控制和整体发动机可靠性方面的决策提供依据。此外，吸收测功机还在工程项目中发挥教育作用。学生通过在实验室环境中使用此设备，学习功率测量和发动机动态的原理。这种实践经验是无价的，因为它弥合了理论知识与实践应用之间的差距。学生们深入了解不同变量如何影响发动机性能以及如何解读测试中生成的数据。总之，吸收测功机是机械工程领域中不可或缺的工具，特别是在发动机的测试和开发中。它准确测量功率输出的能力使工程师能够完善设计、增强性能并确保符合行业标准。随着技术的发展，吸收测功机的角色将继续演变，提供更精确的测量，并为发动机技术的持续改进做出贡献。理解这一设备对于任何参与机械系统的人来说都是必不可少的，因为它为行业的创新与进步奠定了基础。