indicated power

简明释义

指示功率

英英释义

例句

1.The engine's performance was measured by its indicated power, which refers to the power calculated from the pressure in the cylinders.

发动机的性能通过其指示功率进行测量，指的是根据气缸内的压力计算得出的功率。

2.In the context of a turbocharger, the indicated power can significantly increase due to improved air intake.

在涡轮增压器的上下文中，由于空气进气的改善，指示功率可以显著提高。

3.Engineers often compare the indicated power with the brake power to assess engine efficiency.

工程师通常将指示功率与制动功率进行比较，以评估发动机效率。

4.To optimize fuel efficiency, we need to monitor the indicated power during different operating conditions.

为了优化燃油效率，我们需要在不同的操作条件下监测指示功率。

5.The indicated power of a locomotive is crucial for determining its pulling capacity on steep grades.

机车的指示功率对于确定其在陡坡上的牵引能力至关重要。

作文

In the world of engineering and physics, understanding various terminologies is crucial for effective communication and application. One such term is indicated power, which plays a significant role in the analysis of engines and machinery. Indicated power refers to the total power generated within the engine's cylinders during the combustion process. This measurement is essential because it helps engineers determine how efficiently an engine converts fuel into usable energy. To grasp the concept of indicated power, it is important to differentiate it from other forms of power measurements, such as brake power and friction power. While indicated power measures the power produced by the engine itself, brake power accounts for the power available at the output shaft after losses due to friction and other factors. Therefore, indicated power is always greater than or equal to brake power, making it a critical factor in evaluating engine performance.The calculation of indicated power can be performed using various methods, including the use of pressure sensors and data acquisition systems. By measuring the pressure exerted by the combustion gases on the piston and knowing the engine's stroke and speed, engineers can accurately determine the indicated power. This information is vital for optimizing engine design and performance, leading to improved fuel efficiency and reduced emissions.Moreover, the significance of indicated power extends beyond just engine performance. In the automotive industry, manufacturers strive to produce vehicles with high indicated power ratings, as this often correlates with better acceleration and overall driving experience. Consumers are increasingly aware of these metrics, leading to a demand for more powerful and efficient vehicles.In addition to its application in automotive engineering, indicated power is also relevant in other fields, such as aerospace and marine engineering. For instance, aircraft engines must deliver substantial indicated power to achieve the necessary thrust for takeoff and sustained flight. Similarly, marine engines require high indicated power to propel ships efficiently through water.In conclusion, the term indicated power is fundamental in the study of engine dynamics and performance evaluation. Understanding this concept allows engineers to optimize designs, enhance efficiency, and meet consumer demands for powerful and sustainable machinery. As technology advances, the importance of accurately measuring and interpreting indicated power will continue to grow, paving the way for innovations in engine technology and performance standards.

在工程和物理学的世界中，理解各种术语对于有效沟通和应用至关重要。其中一个术语是指示功率，它在发动机和机械分析中发挥着重要作用。指示功率指的是发动机气缸内在燃烧过程中产生的总功率。这一测量非常重要，因为它帮助工程师确定发动机如何有效地将燃料转化为可用能量。要理解指示功率的概念，重要的是要将其与其他功率测量形式区分开来，例如制动功率和摩擦功率。虽然指示功率测量的是发动机本身产生的功率，但制动功率则考虑了由于摩擦和其他因素造成的损失后可供输出轴使用的功率。因此，指示功率总是大于或等于制动功率，这使其成为评估发动机性能的关键因素。指示功率的计算可以通过多种方法进行，包括使用压力传感器和数据采集系统。通过测量燃烧气体对活塞施加的压力，并了解发动机的行程和转速，工程师可以准确确定指示功率。这些信息对于优化发动机设计和性能至关重要，从而提高燃油效率并减少排放。此外，指示功率的重要性不仅限于发动机性能。在汽车工业中，制造商努力生产具有高指示功率评级的车辆，因为这通常与更好的加速和整体驾驶体验相关。消费者越来越关注这些指标，导致对更强大和高效车辆的需求。除了在汽车工程中的应用外，指示功率在航空航天和海洋工程等其他领域也很相关。例如，飞机发动机必须提供大量的指示功率以实现起飞和持续飞行所需的推力。同样，海洋发动机需要高指示功率以有效地推动船只穿越水域。总之，术语指示功率在发动机动力学研究和性能评估中至关重要。理解这一概念使工程师能够优化设计、提高效率，并满足消费者对强大和可持续机械的需求。随着技术的进步，准确测量和解释指示功率的重要性将继续增长，为发动机技术和性能标准的创新铺平道路。