仿生翅膀对水翼的倾斜特征的影响
Faraz Ikram1, Muhammad Yamin Younis1, Bilal Akbar Chuddher2
1Department of Mechanical Engineering, Mirpur University of Sciences and Technology, Mirpur 10250, AJK, Pakistan.
Biomimetics (Basel, Switzerland)
|July 25, 2025
概括
生物模拟带显著提高了水翼的性能. 在低雷诺兹数的情况下,添加这些可以增加25%的投球幅度和21%的频率.
科学领域:
- 流体动力学 流体动力学
- 生物模拟学是一种生物模拟学.
- 水力动力学是指水力动力学.
背景情况:
- 仿生设计为优化工程设备提供了潜力.
- 了解水翼的被动倾斜特征对于高效的水下应用至关重要.
研究的目的:
- 为了实验性地研究水翼飞机的被动倾斜特征.
- 为了评估生物模拟带对翼性能的影响.
- 为了分析由翼产生的尾随结构.
主要方法:
- 在低雷诺兹数 (1300 ≤ Re ≤ 3200) 的循环水道中进行的实验.
- 用于可视化和测量的高速录像和粒子图像速度测量 (PIV).
- 带有和没有生物模拟带的水翼的比较.
主要成果:
- 与基线薄膜相比,带有生物模拟带的水翼表现出幅增加25%,频增加21%.
- 带在较低的雷诺兹数下促进了投球启动.
- 在此之后,PIV分析提供了对时间平均和波动速度概况的见解.
结论:
- 生物模拟带显著改善了水翼船的被动倾斜特性.
- 这些发现表明,生物灵感水下车辆的性能可能会得到提高.
- 对水力动力学生物模拟增强的进一步研究是有必要的.
相关概念视频
Modeling and Similitude
333
Scaled modeling is a fundamental technique in engineering, enabling the study of large and complex systems by creating smaller, manageable replicas that recreate critical characteristics of the original. In hydrology and civil infrastructure, for example, scaled models of dams help analyze water flow, turbulence, and pressure. This method allows for accurate predictions of real-world behavior within a controlled environment, significantly reducing the cost and time involved in full-scale...
333
Typical Model Studies
441
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
441
Design Example: Creating a Hydraulic Model of a Dam Spillway
306
Scaled hydraulic models of dam spillways provide a practical way to replicate and study the intricate flow dynamics of these structures. Often built to a 1:15 ratio, these models allow for observing critical water behavior, such as velocity distribution, flow patterns, and energy dissipation.
306


