nominal horse-power

简明释义

标定马力

英英释义

例句

1.When buying a generator, check the nominal horse-power to ensure it meets your power needs.

购买发电机时，请检查其名义马力以确保满足您的电力需求。

2.The engine has a rated output of 150 nominal horse-power, which is suitable for medium-sized vehicles.

这台发动机的额定输出为150名义马力，适合中型车辆。

3.The tractor's nominal horse-power allows it to handle heavy agricultural tasks efficiently.

这台拖拉机的名义马力使其能够高效地处理重型农业任务。

4.For optimal performance, the boat's motor should have at least 50 nominal horse-power.

为了达到最佳性能，船的发动机至少应有50名义马力。

5.The specifications list the nominal horse-power as 200 for the new sports car model.

规格表上新款跑车的名义马力为200。

作文

The concept of nominal horse-power is often encountered in the fields of engineering and mechanics, particularly when discussing the performance of engines and machinery. To grasp this term fully, one must understand its implications in relation to power measurement and efficiency. In essence, nominal horse-power refers to a standardized measure of power output that an engine or motor can produce under specific conditions. This measurement is crucial because it allows for a consistent comparison between different engines and their capabilities.The term 'horsepower' itself has historical roots, originating from the late 18th century when James Watt, a Scottish inventor, sought to market his steam engines. He needed a way to quantify the power of his engines relative to the work done by horses, which were the primary source of mechanical power at the time. Thus, the concept of horsepower was born. However, the 'nominal' aspect adds a layer of standardization to this measure. Nominal horse-power is not necessarily the maximum power an engine can achieve; rather, it represents a more practical figure that reflects typical operating conditions.For instance, when manufacturers advertise the nominal horse-power of a vehicle's engine, they are providing potential buyers with a reliable indicator of performance. This figure helps consumers make informed decisions when comparing vehicles, as it serves as a benchmark for evaluating power and efficiency. However, it is essential to note that the actual power output may vary based on several factors such as engine condition, altitude, temperature, and load.In the automotive industry, understanding nominal horse-power becomes even more critical as it directly influences vehicle performance, fuel efficiency, and emissions. Regulatory bodies often require manufacturers to disclose this information to ensure compliance with environmental standards. Additionally, enthusiasts and professionals alike use this metric to modify and tune vehicles for optimal performance.Moreover, the significance of nominal horse-power extends beyond automobiles. In various industries, including aviation, marine, and industrial machinery, this measurement plays a vital role in determining the suitability of equipment for specific tasks. For example, in aviation, the nominal horse-power of an aircraft engine is a key factor in assessing its ability to lift payloads and maintain flight under different conditions.In conclusion, the term nominal horse-power is a fundamental aspect of power measurement that serves multiple purposes across various fields. It provides a standardized reference point for comparing the performance of engines and machinery, thus aiding consumers and professionals in making informed choices. Understanding this concept is essential for anyone involved in the design, manufacturing, or utilization of powered equipment. As technology continues to evolve, so too will the methods of measuring and interpreting nominal horse-power, but its importance in the world of engineering and mechanics will remain steadfast.

‘名义马力’这一概念常常出现在工程和机械领域，特别是在讨论发动机和机械的性能时。要全面理解这个术语，必须了解它在功率测量和效率方面的含义。本质上，‘名义马力’指的是在特定条件下，发动机或电动机可以产生的标准化功率输出。这一测量至关重要，因为它允许对不同发动机及其能力进行一致的比较。‘马力’这一术语本身具有历史根源，起源于18世纪末，当时苏格兰发明家詹姆斯·瓦特希望推销他的蒸汽机。他需要一种方式来量化他的发动机相对于马匹工作的能力，因为马是当时主要的机械动力来源。因此，马力的概念应运而生。然而，‘名义’这一方面为这一测量增加了一层标准化。‘名义马力’不一定是发动机能够达到的最大功率；相反，它代表了一个更实际的数字，反映了典型的操作条件。例如，当制造商宣传一辆汽车发动机的‘名义马力’时，他们是在向潜在买家提供一个可靠的性能指标。这个数字帮助消费者在比较车辆时做出明智的决定，因为它作为评估功率和效率的基准。然而，必须注意的是，实际的功率输出可能会根据多个因素而有所不同，如发动机状况、海拔、温度和负载。在汽车工业中，理解‘名义马力’变得尤为重要，因为它直接影响车辆的性能、燃油效率和排放。监管机构通常要求制造商披露这些信息，以确保遵守环境标准。此外，爱好者和专业人士也利用这一指标来修改和调校车辆以获得最佳性能。此外，‘名义马力’的重要性超越了汽车。在航空、海洋和工业机械等各个行业，这一测量在确定设备是否适合特定任务方面发挥着至关重要的作用。例如，在航空领域，飞机发动机的‘名义马力’是评估其在不同条件下提升有效载荷和维持飞行能力的关键因素。总之，‘名义马力’这一术语是功率测量的基本方面，在各个领域发挥着多重作用。它提供了一个标准化的参考点，用于比较发动机和机械的性能，从而帮助消费者和专业人士做出明智的选择。理解这一概念对于任何参与动力设备设计、制造或使用的人来说都是至关重要的。随着技术的不断发展，测量和解释‘名义马力’的方法也将不断演变，但它在工程和机械领域的重要性将始终如一。