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.

工程师使用吸收式测功仪来测量发动机的功率输出。

2.The absorption dynamometer is essential for evaluating the performance of high-power engines.

吸收式测功仪对于评估高功率发动机的性能至关重要。

3.During the testing phase, the absorption dynamometer helped determine the efficiency of the motor.

在测试阶段，吸收式测功仪帮助确定电动机的效率。

4.We installed the absorption dynamometer in the lab to facilitate our research on fuel efficiency.

我们在实验室安装了吸收式测功仪以促进我们对燃油效率的研究。

5.To ensure accurate results, the absorption dynamometer was calibrated before each test run.

为了确保结果准确，吸收式测功仪在每次测试之前都进行了校准。

作文

The world of engineering and mechanics often requires precise measurements to ensure that machines and systems operate efficiently. One essential tool in this field is the absorption dynamometer, which plays a crucial role in testing and analyzing the performance of engines and other mechanical devices. An absorption dynamometer (吸收式测功机) is designed to measure the power output of an engine by absorbing the energy produced during its operation. This device allows engineers to evaluate how much power is being generated and how effectively it is being utilized.To understand the working principle of an absorption dynamometer, it is important to first comprehend the concept of power in mechanical systems. Power is the rate at which work is done or energy is transferred. In engines, power can be expressed in various units, such as horsepower or kilowatts. The absorption dynamometer measures this power by applying a load to the engine, which then must work against this load to produce energy. By measuring the torque and rotational speed of the engine, the dynamometer can calculate the power output with accuracy.There are different types of absorption dynamometers, including hydraulic, electric, and eddy current dynamometers. Each of these types has its unique mechanism for absorbing energy and measuring power. For instance, hydraulic dynamometers use fluid resistance to create a load on the engine, while electric dynamometers convert mechanical energy into electrical energy, providing a direct measurement of power output.Using an absorption dynamometer is vital in various applications. Automotive manufacturers, for example, utilize this equipment to test new engine designs and ensure they meet performance standards. By collecting data on power output, engineers can make necessary adjustments to improve efficiency and reduce emissions. Additionally, research institutions may use absorption dynamometers in experimental setups to study the behavior of different engine types under varying conditions.Moreover, the importance of absorption dynamometers extends beyond just automotive testing. They are also employed in aerospace, marine, and industrial applications where understanding the power output of engines and turbines is critical. For example, in aerospace engineering, these dynamometers help in testing jet engines to ensure they deliver the required thrust while maintaining fuel efficiency.In conclusion, the absorption dynamometer (吸收式测功机) is an indispensable tool in the field of mechanical engineering. Its ability to accurately measure power output allows engineers to optimize engine performance and innovate new technologies. As industries continue to evolve and demand more efficient systems, the role of absorption dynamometers will undoubtedly become even more significant, paving the way for advancements in engineering and technology.