frictional loss

简明释义

摩擦损失

英英释义

例句

1.The team used simulations to predict frictional loss 摩擦损失 in various pipe configurations.

团队使用模拟来预测不同管道配置中的摩擦损失 frictional loss。

2.Reducing frictional loss 摩擦损失 is crucial for improving the performance of hydraulic systems.

减少摩擦损失 frictional loss对于提高液压系统的性能至关重要。

3.The design of the ductwork minimized frictional loss 摩擦损失, resulting in better airflow.

通风管道的设计最小化了摩擦损失 frictional loss，从而改善了气流。

4.In HVAC systems, high frictional loss 摩擦损失 can lead to increased energy consumption.

在暖通空调系统中，高摩擦损失 frictional loss会导致能耗增加。

5.The engineers calculated the frictional loss 摩擦损失 in the pipeline to ensure efficient fluid transport.

工程师计算了管道中的摩擦损失 frictional loss以确保流体运输的效率。

作文

Friction is an inherent force that opposes the motion of objects sliding against each other. In various fields, especially in engineering and physics, understanding the concept of frictional loss (摩擦损失) is crucial for optimizing performance and efficiency. This term refers to the energy lost due to friction during the movement of fluids or solids. When a fluid flows through a pipe, for instance, it experiences resistance from the walls of the pipe, leading to a decrease in pressure and energy. This reduction in energy due to friction is what we call frictional loss (摩擦损失). In hydraulic systems, frictional loss (摩擦损失) can significantly affect the overall performance. Engineers must calculate these losses to design efficient systems. For example, in water distribution networks, if the frictional loss (摩擦损失) is too high, it can lead to inadequate water supply at the end of the pipeline. This necessitates the use of larger pipes or pumps with greater power to compensate for the losses incurred. Moreover, the factors affecting frictional loss (摩擦损失) include the roughness of the pipe's interior surface, the viscosity of the fluid, and the flow rate. A smoother pipe surface results in lower frictional loss (摩擦损失), while a higher flow rate typically increases it. Engineers often utilize the Darcy-Weisbach equation to quantify frictional loss (摩擦损失) in pipe systems, which takes into account these variables to provide a more accurate assessment. In addition to hydraulic systems, frictional loss (摩擦损失) also plays a vital role in mechanical systems. For instance, in machinery, moving parts generate heat due to friction, which not only causes energy loss but can also lead to wear and tear over time. This is why lubrication is essential in many mechanical applications; it reduces frictional loss (摩擦损失) by creating a barrier between moving surfaces. Understanding frictional loss (摩擦损失) is not limited to just engineering applications. It has implications in everyday life as well. For example, when driving a car, the tires experience frictional loss (摩擦损失) against the road surface, which affects fuel efficiency. The design of tires aims to minimize this loss while providing adequate grip and safety. In conclusion, frictional loss (摩擦损失) is a fundamental concept that permeates various aspects of science and engineering. Its impact on efficiency and performance cannot be overstated. Whether in fluid dynamics, mechanical systems, or even everyday activities, recognizing and mitigating frictional loss (摩擦损失) is essential for achieving optimal outcomes. By understanding this concept, engineers and individuals alike can make informed decisions that enhance efficiency and reduce waste.

摩擦是一个固有的力，它阻碍了物体之间滑动的运动。在各个领域，尤其是在工程和物理学中，理解摩擦损失这一概念对于优化性能和效率至关重要。这个术语指的是在流体或固体运动过程中由于摩擦而导致的能量损失。例如，当流体通过管道流动时，它会受到管道壁的阻力，从而导致压力和能量的降低。这种由于摩擦造成的能量减少就是我们所称的摩擦损失。在液压系统中，摩擦损失可能会显著影响整体性能。工程师必须计算这些损失以设计高效的系统。例如，在水分配网络中，如果摩擦损失过高，可能会导致管道末端的供水不足。这就需要使用更大的管道或功率更大的泵来弥补所产生的损失。此外，影响摩擦损失的因素包括管道内表面的粗糙度、流体的粘度和流速。管道表面越光滑，摩擦损失就越低，而较高的流速通常会增加摩擦损失。工程师通常利用达西-韦斯巴赫方程来量化管道系统中的摩擦损失，该方程考虑了这些变量，以提供更准确的评估。除了液压系统，摩擦损失在机械系统中也起着至关重要的作用。例如，在机器中，运动部件由于摩擦产生热量，这不仅导致能量损失，还可能导致随时间的磨损。因此，在许多机械应用中，润滑是必不可少的；它通过在运动表面之间创建屏障来减少摩擦损失。理解摩擦损失不仅限于工程应用。它在日常生活中也有影响。例如，在开车时，轮胎与路面之间的摩擦会导致摩擦损失，这会影响燃油效率。轮胎的设计旨在最小化这种损失，同时提供足够的抓地力和安全性。总之，摩擦损失是一个基本概念，渗透到科学和工程的各个方面。它对效率和性能的影响不容小觑。无论是在流体动力学、机械系统还是日常活动中，认识并减轻摩擦损失对于实现最佳结果至关重要。通过理解这一概念，工程师和个人都可以做出明智的决策，从而提高效率，减少浪费。