outward turning propeller

简明释义

外旋螺旋桨

英英释义

例句

1.The engineer explained how the outward turning propeller reduces cavitation at high speeds.

工程师解释了如何通过外转螺旋桨在高速下减少气蚀现象。

2.The outward turning propeller creates a stronger thrust, making it ideal for heavy-duty applications.

该外转螺旋桨产生更强的推力，非常适合重型应用。

3.The boat's speed increased significantly after installing the new outward turning propeller.

在安装了新的外转螺旋桨后，船的速度显著提高。

4.For better maneuverability, many racing yachts prefer an outward turning propeller design.

为了更好的操控性，许多赛车游艇更喜欢采用外转螺旋桨设计。

5.When choosing a propeller for your outboard motor, consider an outward turning propeller for better efficiency.

在为你的舷外机选择螺旋桨时，可以考虑使用外转螺旋桨以提高效率。

作文

In the world of aviation and marine engineering, the design and functionality of propellers play a crucial role in determining the efficiency and performance of various vehicles. One interesting type of propeller is the outward turning propeller, which is designed to rotate in such a way that it pushes water or air away from the vehicle. This specific design allows for greater thrust and improved maneuverability, making it a popular choice in many applications. Understanding the mechanics behind the outward turning propeller can provide insights into its advantages and disadvantages compared to other types of propellers.The basic principle of an outward turning propeller is relatively straightforward. As the blades of the propeller rotate, they create a pressure differential between the front and back surfaces. This differential generates thrust, propelling the vehicle forward. The unique aspect of the outward turning propeller is its blade orientation; the blades are angled in such a way that they push the fluid outward, away from the center of rotation. This design helps to maximize the thrust produced while minimizing turbulence, which can lead to more efficient operation.One of the primary advantages of using an outward turning propeller is its effectiveness in generating high thrust at lower speeds. This characteristic is particularly beneficial for vessels that require quick acceleration or need to operate in confined spaces. For example, boats equipped with outward turning propellers can achieve faster takeoff speeds and improved control during maneuvers, making them ideal for activities like water sports or fishing.However, there are also some drawbacks associated with the outward turning propeller. One significant disadvantage is the increased drag that can occur at higher speeds. As the vehicle accelerates, the outward flow of water or air can create additional resistance, which may limit the overall speed of the vessel. This trade-off between thrust and drag is an important consideration for engineers when designing propulsion systems.Another factor to consider is the maintenance required for outward turning propellers. Due to their design, these propellers can be more susceptible to damage from debris in the water or air. Regular inspections and maintenance are essential to ensure optimal performance and longevity. Additionally, the installation of an outward turning propeller may require specific adjustments to the vehicle’s structure, which can increase costs and complexity during the build process.In conclusion, the outward turning propeller is a fascinating component of modern propulsion technology. Its ability to generate high thrust and improve maneuverability has made it a preferred choice in various applications, particularly in marine environments. While there are challenges associated with its use, such as increased drag at high speeds and maintenance requirements, the benefits often outweigh the drawbacks for many users. As technology continues to evolve, it will be interesting to see how designs like the outward turning propeller adapt and improve, further enhancing the capabilities of vehicles in both aviation and marine settings.

在航空和海洋工程的世界中，螺旋桨的设计和功能在决定各种车辆的效率和性能方面发挥着至关重要的作用。一种有趣的螺旋桨类型是向外旋转的螺旋桨，其设计使其以一种方式旋转，从而将水或空气推离车辆。这种特定的设计允许更大的推力和改善的机动性，使其成为许多应用中的热门选择。理解向外旋转的螺旋桨背后的机械原理可以提供对其优缺点的见解，与其他类型的螺旋桨进行比较。向外旋转的螺旋桨的基本原理相对简单。当螺旋桨的叶片旋转时，它们在前后表面之间产生压力差。这种差异产生推力，推动车辆向前。向外旋转的螺旋桨的独特之处在于其叶片的方向；叶片的角度设计使其将流体推向外部，远离旋转中心。这种设计有助于最大化产生的推力，同时最小化湍流，从而实现更高效的操作。使用向外旋转的螺旋桨的主要优点之一是它在较低速度下产生高推力的有效性。这一特性对于需要快速加速或需要在有限空间内操作的船只尤为有利。例如，配备向外旋转螺旋桨的船只可以实现更快的起飞速度和在机动时的控制能力，使其非常适合水上运动或钓鱼等活动。然而，向外旋转的螺旋桨也存在一些缺点。其中一个显著的不利因素是在较高速度下可能会增加阻力。随着车辆的加速，水或空气的外流可能会产生额外的阻力，这可能限制船只的整体速度。推力和阻力之间的这种权衡是工程师在设计推进系统时的重要考虑因素。另一个需要考虑的因素是向外旋转螺旋桨所需的维护。由于其设计，这些螺旋桨可能更容易受到水或空气中碎片的损害。定期检查和维护对于确保最佳性能和延长使用寿命至关重要。此外，安装向外旋转螺旋桨可能需要对车辆结构进行特定调整，这可能会增加成本和构建过程的复杂性。总之，向外旋转的螺旋桨是现代推进技术中一个引人入胜的组成部分。其产生高推力和改善机动性的能力使其成为各种应用中的首选，特别是在海洋环境中。虽然使用中存在挑战，例如在高速下增加阻力和维护要求，但对于许多用户而言，优势往往超过缺点。随着技术的不断发展，观察像向外旋转的螺旋桨这样的设计如何适应和改进，将进一步增强航空和海洋环境中车辆的能力，将是非常有趣的。