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Measurements of Waves in a Wind-wave Tank Under Steady and Time-varying Wind Forcing

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Wind speed and direction measurement based on arc ultrasonic sensor array signal processing algorithm.

Xinbo Li¹, Haixin Sun², Wei Gao³

¹School of Communication Engineering, Jilin University, Renmin Street No.5988, Changchun 130022, China; School of Mechanical Science and Engineering, Jilin University, Renmin Street No.5988, Changchun 130022, China.

ISA Transactions

|August 21, 2016

Summary

This summary is machine-generated.

This study introduces an arc ultrasonic sensor array method for precise wind speed and direction measurement. The novel approach enhances anti-noise performance and improves overall wind measurement accuracy.

Keywords:

Anemometer Arc ultrasonic sensor Array signal processing Wind speed and wind direction measurement

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Area of Science:

Acoustics
Meteorology
Sensor Technology

Background:

Traditional wind measurement devices face limitations in accuracy and environmental adaptability.
Ultrasonic anemometers offer potential for non-mechanical wind sensing.

Purpose of the Study:

To develop and validate a novel arc ultrasonic sensor array method for accurate wind speed and direction measurement.
To enhance the anti-noise performance and resolution of wind measurement systems.

Main Methods:

Introduction of a new arc ultrasonic array structure.
Derivation of the array manifold.
Application of the Multiple Signal Classification (MUSIC) algorithm for signal processing.

Main Results:

Achieved 360° wind direction measurement with 1° resolution.
Achieved 0-60m/s wind speed measurement with 0.1m/s resolution.
Demonstrated superior anti-noise performance compared to existing methods through simulations.

Conclusions:

The proposed arc ultrasonic sensor array method is feasible and effective for wind measurement.
The method significantly improves wind measurement accuracy and robustness against noise.