indicated power

简明释义

指示功率

英英释义

例句

1.To optimize fuel efficiency, the technician monitored the indicated power during various load conditions.

为了优化燃油效率，技术人员在不同负载条件下监测了指示功率。

2.Understanding indicated power helps engineers design more efficient engines.

理解指示功率有助于工程师设计更高效的发动机。

3.During the test, the car's indicated power was measured to assess its performance capabilities.

在测试过程中，汽车的指示功率被测量以评估其性能能力。

4.The engine's performance was evaluated based on its indicated power, which refers to the theoretical power output before losses.

发动机的性能是根据其指示功率进行评估的，指的是在损失之前的理论功率输出。

5.The indicated power of the generator was significantly higher than its actual output due to mechanical losses.

由于机械损失，发电机的指示功率明显高于其实际输出。

作文

In the realm of engineering and technology, the term indicated power refers to the power produced by an engine or machine as indicated by its pressure and volume during the combustion process. This concept is crucial for understanding the efficiency and performance of various types of engines, particularly internal combustion engines. To grasp the significance of indicated power, it is essential to differentiate it from other forms of power such as brake power and friction power.The indicated power is calculated based on the pressure exerted on the pistons within the engine cylinders. When fuel combusts in the presence of air, it generates high pressure that pushes the pistons down. The work done by these pistons can be measured to determine how much power the engine is capable of producing. This power is typically expressed in units such as kilowatts (kW) or horsepower (hp).One of the primary advantages of measuring indicated power is that it allows engineers to assess the potential output of an engine under ideal conditions. By analyzing the pressure-volume (P-V) diagrams, they can visualize how much work is done during each cycle of operation. This analysis helps in optimizing engine design and improving overall efficiency.However, it is important to note that indicated power does not represent the actual usable power that can be harnessed for work. This is where the concept of brake power comes into play. Brake power is the power available at the output shaft of the engine after accounting for losses due to friction and other factors. Consequently, while indicated power provides insight into the engine's capabilities, it does not directly reflect the performance experienced in real-world applications.Understanding indicated power is also vital for diagnosing engine performance issues. If an engine exhibits a lower than expected indicated power, it may indicate problems such as incomplete combustion, mechanical wear, or improper tuning. By monitoring this parameter, engineers can implement necessary adjustments to restore optimal performance.In conclusion, indicated power is a fundamental concept in the field of engine performance analysis. It serves as a benchmark for assessing the potential output of an engine and plays a critical role in the design and optimization of automotive technologies. As we continue to advance in engineering practices, the importance of accurately measuring and interpreting indicated power will remain paramount for achieving greater fuel efficiency and reducing emissions in future engine designs.

在工程和技术领域，术语indicated power指的是发动机或机器在燃烧过程中根据压力和体积产生的功率。这个概念对于理解各种类型发动机的效率和性能至关重要，特别是内燃机。要掌握indicated power的重要性，必须将其与其他形式的功率区分开来，例如制动功率和摩擦功率。indicated power的计算基于施加在发动机气缸内活塞上的压力。当燃料在空气中燃烧时，会产生高压，推动活塞向下移动。通过测量这些活塞所做的功，可以确定发动机能够产生多少功率。该功率通常以千瓦（kW）或马力（hp）为单位表示。测量indicated power的主要优点之一是，它使工程师能够评估发动机在理想条件下的潜在输出。通过分析压力-体积（P-V）图，他们可以可视化每个工作循环中完成了多少工作。这种分析有助于优化发动机设计，提高整体效率。然而，需要注意的是，indicated power并不代表可以用于工作的实际可用功率。这就是制动功率概念发挥作用的地方。制动功率是经过考虑摩擦和其他因素损失后，在发动机输出轴上可用的功率。因此，虽然indicated power提供了对发动机能力的洞察，但它并不直接反映在现实应用中所经历的性能。理解indicated power对于诊断发动机性能问题也至关重要。如果发动机表现出低于预期的indicated power，这可能表明存在未完全燃烧、机械磨损或调校不当等问题。通过监测这一参数，工程师可以实施必要的调整，以恢复最佳性能。总之，indicated power是发动机性能分析领域的基本概念。它作为评估发动机潜在输出的基准，并在汽车技术的设计和优化中发挥着关键作用。随着我们在工程实践中的不断进步，准确测量和解释indicated power的重要性将在未来的发动机设计中保持重要地位，以实现更高的燃油效率和减少排放。