advance coefficient

简明释义

进速系数;

英英释义

例句

1.The research focused on how changes in the advance coefficient 推进系数 affect the efficiency of propellers.

这项研究关注了推进系数 advance coefficient的变化如何影响螺旋桨的效率。

2.The engineer calculated the advance coefficient 推进系数 to optimize the performance of the jet engine.

工程师计算了推进系数 advance coefficient以优化喷气发动机的性能。

3.To achieve better thrust, the pilot adjusted the advance coefficient 推进系数 during takeoff.

为了获得更好的推力，飞行员在起飞时调整了推进系数 advance coefficient。

4.In aerodynamics, the advance coefficient 推进系数 is crucial for understanding lift and drag forces.

在空气动力学中，推进系数 advance coefficient对于理解升力和阻力至关重要。

5.The advance coefficient 推进系数 is often used to compare different types of marine propellers.

通常使用推进系数 advance coefficient来比较不同类型的海洋螺旋桨。

作文

In the world of mathematics and engineering, various terms and concepts play a crucial role in understanding complex systems. One such term is the advance coefficient, which is essential in the field of fluid dynamics and aerodynamics. The advance coefficient is defined as the ratio of the forward speed of a propeller or rotor to the speed of the fluid flowing past it. This concept helps engineers and scientists analyze the performance of propulsion systems, especially in aircraft and marine vehicles.To understand the significance of the advance coefficient, consider a scenario where an aircraft is flying at a certain speed. The propeller's efficiency is not solely determined by its design but also by how quickly it moves through the air compared to the surrounding airflow. The advance coefficient provides a means to quantify this relationship, allowing for better predictions of thrust and power requirements.For instance, when designing a new aircraft, engineers must take into account the expected advance coefficient during various phases of flight. If the advance coefficient is too low, it may indicate that the propeller is not generating sufficient thrust, leading to inefficiencies and potential performance issues. Conversely, if the advance coefficient is too high, it may suggest that the propeller is operating outside its optimal range, which could result in increased drag and reduced overall performance.The importance of the advance coefficient extends beyond just aircraft design. In marine engineering, for example, the concept is equally vital for understanding the performance of ship propellers. When a ship moves through water, the interaction between the propeller and the fluid is influenced by the advance coefficient. A well-designed propeller that operates efficiently at the right advance coefficient can significantly enhance a ship's fuel efficiency and speed, which are critical factors in maritime operations.Moreover, the advance coefficient is also applicable in the study of wind turbines. As renewable energy sources gain prominence, understanding how wind turbines interact with the wind is crucial for optimizing their performance. The advance coefficient helps determine how effectively a turbine can convert wind energy into mechanical energy, thereby influencing its efficiency and output.In summary, the advance coefficient is a fundamental concept in various engineering disciplines, particularly in fluid dynamics. It serves as a critical parameter for evaluating the performance of propulsion systems in aircraft, ships, and wind turbines. By understanding and applying the advance coefficient, engineers can design more efficient systems that meet the demands of modern transportation and energy generation. As technology continues to evolve, the relevance of the advance coefficient will undoubtedly remain significant in advancing engineering practices and innovations across multiple sectors.

在数学和工程的世界中，各种术语和概念在理解复杂系统方面发挥着至关重要的作用。其中一个术语是advance coefficient（前进系数），它在流体动力学和空气动力学领域至关重要。advance coefficient被定义为推进器或转子向前速度与流体流动速度的比率。这个概念帮助工程师和科学家分析推进系统的性能，特别是在飞机和海洋车辆中。为了理解advance coefficient的重要性，考虑一个场景：一架飞机以一定速度飞行。推进器的效率不仅取决于其设计，还取决于它在空气中移动的速度与周围气流的比较。advance coefficient提供了一种量化这种关系的方法，从而更好地预测推力和功率需求。例如，在设计新飞机时，工程师必须考虑在飞行的不同阶段预期的advance coefficient。如果advance coefficient过低，可能表明推进器未能产生足够的推力，导致效率低下和潜在的性能问题。相反，如果advance coefficient过高，可能表明推进器在其最佳范围之外运行，这可能导致阻力增加和整体性能下降。advance coefficient的重要性不仅限于飞机设计。在海洋工程中，例如，这个概念对于理解船舶推进器的性能同样至关重要。当一艘船在水中移动时，推进器与流体之间的相互作用受到advance coefficient的影响。一个设计良好的推进器，如果在正确的advance coefficient下高效运行，可以显著提高船舶的燃油效率和速度，这在海运操作中是关键因素。此外，advance coefficient还适用于风力涡轮机的研究。随着可再生能源的日益重要，理解风力涡轮机如何与风相互作用对于优化其性能至关重要。advance coefficient有助于确定涡轮机将风能转化为机械能的有效性，从而影响其效率和输出。总之，advance coefficient是各种工程学科中的基本概念，特别是在流体动力学中。它作为评估飞机、船舶和风力涡轮机推进系统性能的关键参数。通过理解和应用advance coefficient，工程师可以设计出更高效的系统，以满足现代运输和能源生产的需求。随着技术的不断发展，advance coefficient的相关性无疑将在推动各个行业工程实践和创新中保持重要性。