shaft power

简明释义

轴马力

英英释义

例句

1.In this application, the shaft power must be carefully monitored.

在这个应用中，轴功率必须仔细监测。

2.To optimize performance, we need to increase the shaft power of the turbine.

为了优化性能，我们需要提高涡轮的轴功率。

3.The shaft power generated by the motor is crucial for driving the machinery.

电动机产生的轴功率对驱动机械至关重要。

4.The shaft power rating of this gearbox is 150 kW.

这个齿轮箱的轴功率额定值是150千瓦。

5.The engine's efficiency can be measured by its output of shaft power.

发动机的效率可以通过其输出的轴功率来衡量。

作文

In the world of engineering and mechanics, understanding the concept of shaft power is essential for designing efficient machines. shaft power refers to the power transmitted through a rotating shaft, which is a crucial element in various mechanical systems. This power is vital in applications such as engines, turbines, and other machinery where rotational motion is converted into useful work. The measurement of shaft power helps engineers determine how much energy is being transferred from one part of the system to another, ensuring optimal performance and efficiency.When we talk about shaft power, it is important to distinguish it from other forms of power, such as brake power and indicated power. Brake power is the actual power output of an engine, while indicated power is the theoretical power calculated based on pressure readings within the engine's cylinders. shaft power, however, specifically considers the power available at the shaft itself after accounting for losses due to friction and other inefficiencies. This distinction is critical for engineers when evaluating the overall performance of a machine.To better understand shaft power, consider a practical example: an internal combustion engine driving a vehicle. The engine generates power, but not all of this power reaches the wheels due to losses in the drivetrain. By measuring the shaft power at the output shaft, engineers can assess how much of the engine's power is effectively used to propel the vehicle forward. This information is invaluable for improving fuel efficiency and enhancing the design of both the engine and the transmission system.In addition to automotive applications, shaft power plays a significant role in industrial settings. For instance, in manufacturing plants, electric motors drive various machinery, and understanding the shaft power they deliver is crucial for ensuring that the machines operate within their designed specifications. If a motor is undersized, it may not provide enough shaft power to meet the demands of the equipment, leading to potential breakdowns or inefficiencies. Conversely, an oversized motor could lead to unnecessary energy consumption and increased operational costs.Moreover, the calculation of shaft power is essential in renewable energy systems, such as wind turbines. Engineers must accurately assess the shaft power generated by the turbine to optimize its design and improve energy capture from the wind. This involves understanding the relationship between wind speed, rotor size, and the resulting power output, which is ultimately transmitted through the turbine’s shaft.In conclusion, the concept of shaft power is fundamental in the fields of engineering and mechanics. It provides insights into the efficiency and performance of various mechanical systems, from vehicles to industrial machinery and renewable energy sources. By focusing on shaft power, engineers can make informed decisions to enhance designs, improve efficiency, and ensure that machines operate effectively under varying conditions. As technology advances, the importance of accurately measuring and optimizing shaft power will only continue to grow, making it a critical area of study for future engineers.

在工程和机械的世界中，理解“shaft power”的概念对于设计高效的机器至关重要。“shaft power”指的是通过旋转轴传递的功率，这是各种机械系统中的关键元素。这种功率在发动机、涡轮机和其他机器的应用中至关重要，其中旋转运动被转换为有用的工作。“shaft power”的测量帮助工程师确定从系统的一部分传递到另一部分的能量，从而确保最佳的性能和效率。当我们谈论“shaft power”时，重要的是要将其与其他形式的功率区分开来，例如制动功率和指示功率。制动功率是发动机的实际功率输出，而指示功率是基于发动机气缸内压力读数计算的理论功率。然而，“shaft power”特别考虑了在轴本身可用的功率，这在考虑摩擦和其他效率损失后得出。这一区别对于工程师评估机器的整体性能至关重要。为了更好地理解“shaft power”，可以考虑一个实际的例子：一台内燃机驱动一辆汽车。发动机产生功率，但并不是所有的功率都能到达车轮，因为在传动系统中会发生损失。通过测量输出轴上的“shaft power”，工程师可以评估发动机的功率有多少有效地用于推动车辆前进。这些信息对于提高燃油效率和增强发动机与变速器系统的设计极为宝贵。除了汽车应用之外，“shaft power”在工业环境中也扮演着重要角色。例如，在制造厂中，电动马达驱动各种机器，了解它们所提供的“shaft power”对于确保机器在设计规格内运行至关重要。如果电动马达尺寸不足，可能无法提供足够的“shaft power”以满足设备的需求，从而导致潜在的故障或效率低下。相反，过大的电动马达可能导致不必要的能耗和增加的运营成本。此外，“shaft power”的计算在可再生能源系统中也至关重要，例如风力涡轮机。工程师必须准确评估涡轮机产生的“shaft power”，以优化其设计并改善从风中捕获的能量。这涉及理解风速、转子尺寸和最终通过涡轮机轴传递的功率输出之间的关系。总之，“shaft power”的概念在工程和机械领域是基础性的。它提供了对各种机械系统效率和性能的洞察，从车辆到工业机械以及可再生能源源。通过关注“shaft power”，工程师可以做出明智的决策，以增强设计、提高效率，并确保机器在不同条件下有效运行。随着技术的进步，准确测量和优化“shaft power”的重要性只会继续增长，使其成为未来工程师研究的关键领域。