supersonic flow

简明释义

超声速流

英英释义

例句

1.In wind tunnel tests, supersonic flow (超音速流动) is simulated to analyze the effects on model aircraft.

在风洞测试中，模拟supersonic flow (超音速流动)以分析对模型飞机的影响。

2.The design of the aircraft was optimized to handle supersonic flow (超音速流动) effectively during high-speed flight.

这架飞机的设计经过优化，以有效应对高速度飞行中的supersonic flow (超音速流动)。

3.Understanding supersonic flow (超音速流动) is crucial for the development of hypersonic vehicles.

理解supersonic flow (超音速流动)对于高超音速飞行器的发展至关重要。

4.Engineers must consider supersonic flow (超音速流动) when developing rockets that travel beyond the speed of sound.

工程师在开发超越音速的火箭时，必须考虑supersonic flow (超音速流动)。

5.The shock waves generated by supersonic flow (超音速流动) can lead to significant drag on the vehicle.

由supersonic flow (超音速流动)产生的冲击波会对车辆造成显著的阻力。

作文

In the field of fluid dynamics, one of the most fascinating phenomena is supersonic flow, which occurs when a fluid travels faster than the speed of sound in that medium. This concept is not only crucial for understanding aerodynamics but also has significant implications in various engineering applications, including aerospace and automotive design. To fully appreciate supersonic flow and its effects, we need to explore its characteristics, applications, and the challenges it presents.When a fluid moves at a speed greater than the speed of sound, it creates shock waves, which are abrupt changes in pressure, temperature, and density. These shock waves can lead to a range of effects, such as increased drag and changes in lift for aircraft. Engineers must account for these factors when designing vehicles intended to operate at supersonic flow speeds. For instance, the iconic Concorde was designed with a sleek fuselage and specially shaped wings to minimize drag and maximize efficiency while flying at supersonic flow speeds.The applications of supersonic flow extend beyond aviation. In the field of propulsion, rocket engines often operate under supersonic flow conditions to achieve the necessary thrust to escape Earth's gravitational pull. Additionally, supersonic flow is utilized in various industrial processes, such as the production of supersonic flow jets for cleaning and surface treatment. These jets can remove contaminants from surfaces effectively due to their high velocity.However, managing supersonic flow poses several challenges. One significant issue is the formation of shock waves, which can lead to structural stresses on vehicles and machinery. Engineers use computational fluid dynamics (CFD) simulations to predict how a design will perform under supersonic flow conditions, allowing them to optimize shapes and materials to withstand these forces. Furthermore, noise generated by shock waves is another concern, particularly in commercial aviation. As a result, there are ongoing efforts to develop quieter supersonic flow technologies that can reduce the environmental impact of high-speed travel.In conclusion, supersonic flow is a complex and intriguing subject that plays a vital role in modern technology. From the design of aircraft and rockets to industrial applications, understanding the principles of supersonic flow is essential for engineers and scientists alike. As technology continues to advance, further research into supersonic flow will likely yield new innovations and improvements, making high-speed travel more efficient and accessible while addressing the challenges it presents.

在流体动力学领域，最令人着迷的现象之一是超音速流动，它发生在流体以超过该介质中声速的速度移动时。这个概念不仅对理解空气动力学至关重要，而且在航空航天和汽车设计等各种工程应用中具有重要意义。要充分理解超音速流动及其影响，我们需要探讨其特征、应用以及所带来的挑战。当流体以超过声速的速度移动时，会产生冲击波，这是一种压力、温度和密度的突然变化。这些冲击波会导致一系列效应，例如增加阻力和改变飞机的升力。在设计旨在以超音速流动速度运行的车辆时，工程师必须考虑这些因素。例如，标志性的协和式飞机被设计成流线型机身和特殊形状的机翼，以最小化阻力并在超音速流动速度下最大化效率。超音速流动的应用不仅限于航空。在推进领域，火箭发动机通常在超音速流动条件下运行，以实现逃离地球引力所需的推力。此外，超音速流动还用于各种工业过程，例如生产用于清洁和表面处理的超音速流动喷射器。这些喷射器由于其高速度，可以有效去除表面的污染物。然而，管理超音速流动面临着几个挑战。其中一个主要问题是冲击波的形成，这可能导致车辆和机械的结构应力。工程师使用计算流体动力学（CFD）模拟来预测设计在超音速流动条件下的表现，从而优化形状和材料以承受这些力量。此外，由冲击波产生的噪音也是一个关注点，尤其是在商业航空中。因此，正在进行持续努力，开发更安静的超音速流动技术，以减少高速旅行对环境的影响。总之，超音速流动是一个复杂而引人入胜的主题，在现代技术中发挥着至关重要的作用。从飞机和火箭的设计到工业应用，理解超音速流动的原理对于工程师和科学家来说都是必不可少的。随着技术的不断进步，对超音速流动的进一步研究可能会带来新的创新和改进，使高速旅行更加高效和可及，同时解决其带来的挑战。