nominal horsepower

简明释义

标称马力

英英释义

例句

1.Many buyers overlook the nominal horsepower when choosing a lawnmower, but it determines cutting efficiency.

许多买家在选择割草机时忽视了额定马力，但它决定了切割效率。

2.In racing, the nominal horsepower can significantly affect a car's acceleration and top speed.

在赛车中，额定马力可以显著影响汽车的加速和最高速度。

3.The engine's output is rated at nominal horsepower, which indicates its standard performance level.

发动机的输出功率被评定为额定马力，这表明其标准性能水平。

4.When comparing vehicles, it's important to look at the nominal horsepower to understand their power capabilities.

在比较车辆时，查看额定马力很重要，以了解它们的动力能力。

5.The manufacturer claims that this model has a nominal horsepower of 300, making it suitable for heavy-duty tasks.

制造商声称该型号的额定马力为300，这使其适合重型任务。

作文

Understanding the concept of nominal horsepower is crucial for anyone involved in the automotive or mechanical engineering fields. Horsepower, as a unit of measurement, quantifies the power output of engines and motors. However, the term nominal horsepower specifically refers to the manufacturer's rated power output under standard conditions. This means that the nominal horsepower value may not reflect the actual performance of the engine in real-world scenarios, where factors such as temperature, altitude, and load can significantly influence the engine's efficiency. The importance of nominal horsepower lies in its role as a baseline for comparing different engines and machines. For instance, when purchasing a vehicle, consumers often look at the nominal horsepower rating to gauge the vehicle's potential performance. A higher nominal horsepower suggests greater power and acceleration capabilities, which are desirable traits for many drivers. However, it is essential to remember that this figure should not be the sole determinant of an engine's performance. In addition to consumer applications, nominal horsepower is also vital in industrial settings. Engineers and designers rely on this measurement to ensure that machinery meets specific operational requirements. For example, in manufacturing, machines must have sufficient nominal horsepower to perform tasks efficiently without overheating or breaking down. By understanding the nominal horsepower, engineers can select appropriate equipment that matches the demands of their projects. Moreover, the concept of nominal horsepower extends beyond just engines; it can apply to any machine that converts energy into work. This includes electric motors, turbines, and even human-powered devices like bicycles. In these contexts, knowing the nominal horsepower helps users understand the capabilities of the equipment and make informed decisions about its use. However, one must also consider the limitations of nominal horsepower. The rating does not account for wear and tear on an engine over time, nor does it reflect variations caused by maintenance practices. An engine that has been well-maintained may perform better than one with the same nominal horsepower rating that has seen neglect. Thus, while nominal horsepower serves as a useful guideline, it should be interpreted alongside other performance metrics, such as torque and fuel efficiency. In conclusion, nominal horsepower is a fundamental concept in understanding engine performance and machinery capabilities. It provides a standardized measure that aids in comparison and selection across various applications. Nevertheless, it is crucial to recognize its limitations and consider it within a broader context of performance evaluation. By doing so, individuals can make more informed choices, whether they are purchasing a vehicle or designing complex machinery. Ultimately, a comprehensive understanding of nominal horsepower will lead to better decision-making and improved performance outcomes in both personal and professional settings.

理解名义马力的概念对于任何参与汽车或机械工程领域的人来说都是至关重要的。马力作为一个测量单位，量化了发动机和电动机的功率输出。然而，术语名义马力特别指的是制造商在标准条件下的额定功率输出。这意味着名义马力值可能无法反映发动机在现实世界场景中的实际性能，在这些场景中，温度、海拔和负载等因素会显著影响发动机的效率。名义马力的重要性在于它作为比较不同发动机和机器的基准。例如，在购买车辆时，消费者通常会查看名义马力评级，以评估车辆的潜在性能。更高的名义马力表明更大的动力和加速能力，这对许多驾驶者来说是理想的特性。然而，必须记住，这个数字不应成为发动机性能的唯一决定因素。除了消费者应用之外，名义马力在工业环境中也至关重要。工程师和设计师依赖这一测量来确保机器满足特定的操作要求。例如，在制造业中，机器必须具有足够的名义马力才能有效地执行任务，而不会过热或故障。通过了解名义马力，工程师可以选择适合其项目需求的设备。此外，名义马力的概念不仅仅适用于发动机；它还可以应用于任何将能量转化为工作的机器。这包括电动机、涡轮机，甚至是像自行车这样的人工驱动设备。在这些情况下，了解名义马力有助于用户理解设备的能力，并做出关于其使用的明智决策。然而，必须考虑名义马力的局限性。该评级并未考虑发动机随时间的磨损，也未反映由于维护实践而导致的变化。一个维护良好的发动机可能比一个同样具有名义马力评级但受到忽视的发动机表现更好。因此，虽然名义马力作为一个有用的指导，但应与其他性能指标（如扭矩和燃油效率）一起解读。总之，名义马力是理解发动机性能和机器能力的基本概念。它提供了一种标准化的度量，有助于在各种应用中进行比较和选择。然而，关键是要认识到它的局限性，并在更广泛的性能评估背景下考虑它。通过这样做，个人可以在购买车辆或设计复杂机器时做出更明智的选择。最终，对名义马力的全面理解将导致更好的决策和个人及专业环境中更好的性能结果。