horse power nominal

简明释义

公称马力

英英释义

例句

1.The engine of this car has a horse power nominal of 150, making it quite powerful for its size.

这辆车的发动机具有额定马力150，体积相对较小，但动力很强。

2.Understanding the horse power nominal rating is essential for comparing different vehicles.

理解额定马力评级对于比较不同车辆至关重要。

3.When selecting a generator, consider its horse power nominal to ensure it meets your power needs.

选择发电机时，请考虑它的额定马力，以确保满足您的电力需求。

4.This motorcycle boasts a horse power nominal of 100, which provides excellent acceleration.

这款摩托车的额定马力为100，提供了出色的加速性能。

5.The specifications list a horse power nominal of 200 for the tractor, suitable for heavy farming tasks.

规格表中列出了这款拖拉机的额定马力为200，适合重型农业任务。

作文

Understanding the concept of horse power nominal is essential for anyone involved in the fields of engineering, automotive design, or mechanical systems. The term 'horsepower' itself dates back to the late 18th century when James Watt, a Scottish engineer, sought to compare the output of steam engines with the power of draft horses. He defined one horsepower as the ability to do 550 foot-pounds of work per second, which has since become a standard unit of measurement for power. However, the term horse power nominal adds another layer of specificity to this measurement.In practical applications, horse power nominal refers to the theoretical maximum power output of an engine or motor under ideal conditions. It is a way to express the expected performance of a machine without accounting for real-world inefficiencies such as friction, heat loss, or mechanical wear. For example, if a car engine is rated at 300 horse power nominal, this means that under optimal circumstances, it can produce that amount of power. However, during actual operation, the engine might deliver less than that due to various factors affecting its efficiency.The distinction between nominal horsepower and actual horsepower is crucial for engineers and consumers alike. When purchasing a vehicle or machinery, understanding the horse power nominal rating can help buyers set realistic expectations about performance. For instance, a sports car boasting high horse power nominal ratings may not always translate into superior acceleration or speed if other limiting factors come into play, such as weight, aerodynamics, or tire grip.Moreover, the concept of horse power nominal is not limited to automotive applications. It is also widely used in industries involving turbines, generators, and various types of machinery. In these contexts, knowing the horse power nominal allows engineers to design systems that can handle specific workloads and ensure that machines operate effectively within their intended parameters.Furthermore, in recent years, there has been a growing emphasis on energy efficiency and sustainability. As a result, the importance of understanding horse power nominal has evolved. Engineers are now tasked with not only maximizing power output but also minimizing energy consumption. This shift in focus means that while the nominal power figures might remain the same, the actual performance of engines and motors may be optimized for lower fuel consumption and reduced emissions.In conclusion, grasping the meaning of horse power nominal is vital for anyone working in technical fields related to power systems. It serves as a benchmark for evaluating the capabilities of engines and machinery, enabling better decision-making in design, purchase, and application. As technology advances and the industry moves towards more sustainable practices, the understanding of horse power nominal will continue to play a significant role in shaping the future of engineering and mechanical design.

理解马力名义的概念对于任何参与工程、汽车设计或机械系统领域的人来说都是至关重要的。‘马力’这个术语可以追溯到18世纪末，当时苏格兰工程师詹姆斯·瓦特试图将蒸汽机的输出与拉马的功率进行比较。他将一马力定义为每秒完成550英尺-磅工作的能力，这一标准已成为功率测量的标准单位。然而，术语马力名义为这一测量增加了另一层特定性。在实际应用中，马力名义指的是发动机或电动机在理想条件下的理论最大功率输出。这是一种在不考虑摩擦、热损失或机械磨损等现实世界低效因素的情况下表达机器预期性能的方法。例如，如果一辆汽车发动机的额定功率为300马力名义，这意味着在最佳情况下，它可以产生该功率。然而，在实际操作中，由于影响效率的各种因素，发动机可能会交付少于这个数值的功率。名义马力与实际马力之间的区别对于工程师和消费者而言至关重要。在购买车辆或机械时，了解马力名义评级可以帮助买家对性能设定现实期望。例如，一辆宣称高马力名义评级的跑车，若其他限制因素如重量、空气动力学或轮胎抓地力等发挥作用，可能并不总是能转化为更好的加速或速度。此外，马力名义的概念并不限于汽车应用。它还广泛应用于涉及涡轮机、发电机和各种类型机械的行业。在这些背景下，了解马力名义使工程师能够设计能够处理特定工作负载的系统，并确保机器在其预期参数内有效运行。此外，近年来，越来越强调能源效率和可持续性。因此，理解马力名义的重要性发生了变化。工程师现在不仅被要求最大化功率输出，还要最小化能源消耗。这一关注点的转变意味着，尽管名义功率数字可能保持不变，但发动机和电动机的实际性能可能会优化以降低燃料消费和减少排放。总之，掌握马力名义的含义对于任何在与动力系统相关的技术领域工作的人来说都是至关重要的。它作为评估发动机和机械能力的基准，使设计、采购和应用中的决策更加有效。随着技术的进步和行业向更可持续实践的发展，对马力名义的理解将继续在塑造工程和机械设计的未来中发挥重要作用。