brake horse-power hour

简明释义

制动马力小时

英英释义

例句

1.The marine engine produced 500 brake horse-power hour during the test run.

在测试运行中，海洋发动机产生了500制动马力小时。

2.We need to optimize our machinery to increase the brake horse-power hour output.

我们需要优化我们的机械设备，以提高制动马力小时的输出。

3.The generator's efficiency can be evaluated by its brake horse-power hour rating.

发电机的效率可以通过其制动马力小时评级来评估。

4.To calculate fuel efficiency, we often refer to brake horse-power hour in our reports.

在我们的报告中，我们经常提到制动马力小时来计算燃油效率。

5.The engine's performance was measured in brake horse-power hour, which indicates the total power output over time.

发动机的性能是以制动马力小时来衡量的，这表示总功率输出随时间的变化。

作文

In the world of engineering and mechanics, understanding various units of measurement is crucial for accurate calculations and assessments. One such term that often comes up in discussions about engine performance and power output is brake horse-power hour. This term is essential for quantifying the work done by an engine over time, especially in applications such as automotive engineering, aviation, and industrial machinery. To fully grasp what brake horse-power hour means, we must break it down into its components: brake horse-power (BHP) and the concept of hours.Brake horse-power refers to the measure of an engine's horsepower before losses like friction and heat are accounted for. It is a direct measurement of the engine's output power and is often determined using a dynamometer, which measures the engine's torque and rotational speed. The term 'brake' signifies that this measurement is taken under controlled conditions where the engine's output is not impeded by any additional loads. Therefore, brake horse-power hour provides a clear indication of the engine's efficiency and performance.When we consider the 'hour' aspect, we are looking at the duration over which the engine operates at a certain power output. Thus, brake horse-power hour becomes a unit of energy equivalent to one brake horse-power being exerted for one hour. This unit is particularly useful when calculating fuel consumption and operational costs in various industries. For instance, if an engine produces a constant output of 100 BHP for two hours, it would generate a total of 200 brake horse-power hours.The application of brake horse-power hour is extensive. In the automotive industry, manufacturers use this measurement to determine the efficiency of their engines, helping them optimize performance and reduce fuel consumption. Similarly, in aviation, knowing how much power an aircraft engine can produce over time is vital for flight planning and fuel management. Moreover, in industrial settings, understanding the energy output of machinery helps in evaluating productivity and maintenance schedules.Furthermore, brake horse-power hour also plays a significant role in environmental considerations. As industries strive to reduce their carbon footprint, understanding the energy output and consumption of machines becomes increasingly important. By analyzing the brake horse-power hour of various engines and equipment, companies can implement strategies to minimize energy waste and improve overall sustainability.In conclusion, the term brake horse-power hour encapsulates a vital concept in the fields of engineering and mechanics. It allows us to quantify the power output of engines over time, providing essential insights into performance, efficiency, and operational costs. As technology continues to evolve, the importance of understanding and utilizing brake horse-power hour will only grow, making it an indispensable part of modern engineering practices. Whether in automotive design, aviation, or industrial machinery, this measurement serves as a key indicator of power and efficiency, ultimately contributing to advancements in technology and sustainability.

在工程和机械的世界中，理解各种测量单位对于准确计算和评估至关重要。一个经常出现在有关发动机性能和功率输出讨论中的术语是制动马力小时。这个术语对于量化发动机在一定时间内所做的工作是必不可少的，特别是在汽车工程、航空和工业机械等应用中。要充分理解制动马力小时的含义，我们必须将其分解为两个组成部分：制动马力（BHP）和小时的概念。制动马力指的是发动机在未考虑摩擦和热损失等因素前的马力测量。这是对发动机输出功率的直接测量，通常使用测功机来确定，该设备测量发动机的扭矩和转速。术语“制动”表示这一测量是在控制条件下进行的，此时发动机的输出不会受到任何额外负载的影响。因此，制动马力小时提供了发动机效率和性能的清晰指标。当我们考虑“小时”这一方面时，我们关注的是发动机在某一功率输出下运行的时间。因此，制动马力小时成为一个能量单位，相当于一个制动马力在一个小时内施加的功率。这个单位在计算燃料消耗和各行业的运营成本时尤其有用。例如，如果一台发动机以100 BHP的恒定输出运行两个小时，那么它将产生总共200个制动马力小时。制动马力小时的应用范围广泛。在汽车工业中，制造商使用该测量来确定其发动机的效率，帮助他们优化性能并减少燃料消耗。同样，在航空领域，了解飞机发动机在一段时间内能够产生多少功率对于飞行规划和燃料管理至关重要。此外，在工业环境中，了解机械的能量输出有助于评估生产力和维护计划。此外，制动马力小时在环境考虑方面也发挥着重要作用。随着工业界努力减少碳足迹，理解机器的能量输出和消耗变得越来越重要。通过分析各种发动机和设备的制动马力小时，公司可以实施策略来最小化能源浪费并改善整体可持续性。总之，术语制动马力小时概括了工程和机械领域中的一个重要概念。它使我们能够量化发动机在一定时间内的功率输出，为性能、效率和运营成本提供重要见解。随着技术的不断发展，理解和利用制动马力小时的重要性只会增加，使其成为现代工程实践中不可或缺的一部分。无论是在汽车设计、航空还是工业机械中，这一测量都作为功率和效率的关键指标，最终促进了技术和可持续性的进步。