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Related Experiment Video

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Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

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Published on: March 12, 2019

Underwater Turbulence Detection Using Gated Wavefront Sensing Technique.

Ying Bi^1,2, Xiping Xu³, Sing Yee Chua^4,5

¹School of Engineering, Monash University Malaysia, Jalan Lagoon Selatan, Bandar Sunway 47500, Malaysia. 2015100214@mails.cust.edu.cn.

Sensors (Basel, Switzerland)

|March 10, 2018

Summary

This summary is machine-generated.

This study introduces a new method using gated wavefront sensing to detect underwater turbulence, improving image quality for laser sensing applications. The system offers a simple structure and high efficiency in aquatic environments.

Keywords:

gated wavefront sensing time-of-flight underwater turbulence

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Area of Science:

Optics and Photonics
Oceanography
Signal Processing

Background:

Laser sensing faces challenges in underwater environments due to turbulence.
Underwater turbulence degrades image quality, causing noise, blurring, and deformation.
Accurate profiling of underwater turbulence is crucial for various applications.

Purpose of the Study:

To propose and validate a novel method for detecting underwater turbulence.
To analyze the effects of turbulence on laser sensing at different distances and levels.
To demonstrate the feasibility of gated wavefront sensing for underwater turbulence analysis.

Main Methods:

Utilizing a gated wavefront sensing technique for underwater turbulence detection.
Elaborating on the operating principles of gated wavefront sensing and reconstruction.
Setting up an experimental system to test the proposed method's feasibility.

Main Results:

Experimental validation of the gated wavefront sensing system in detecting underwater turbulence.
Analysis of turbulence effects at varying distances and intensity levels.
Demonstrated ability to detect and analyze underwater turbulence.

Conclusions:

The proposed gated wavefront sensing method effectively detects and analyzes underwater turbulence.
The system exhibits a simple structure and high detection efficiency.
This technique offers a promising solution for improving laser sensing in turbulent underwater conditions.