A Consistency Evaluation and Calibration Method for Piezoelectric Transmitters

Area of Science:

• Engineering
• Materials Science
• Acoustics

Background:

• Array transducer and transducer combination technologies are advancing rapidly.
• Parameter consistency among transmitters is crucial for effective combined performance in transducer arrays.

Purpose of the Study:

• To present a novel method for evaluating and calibrating the consistency of piezoelectric transmitters.
• To ensure reliable and optimized performance in array transducer systems.

Main Methods:

• Utilized impedance analyzers to measure key electronic parameters of individual piezoelectric transmitters.
• Analyzed the impact of parameter variations on transmitter acoustic energy output.
• Developed a calibration technique adjusting excitation voltage to achieve parameter consistency.

Main Results:

• The proposed method accurately evaluates the consistency of piezoelectric transducers.
• Calibration based on impedance analysis effectively harmonizes transmitter parameters.
• Acoustic experiments validated the method's efficacy and ease of implementation.

Conclusions:

• The developed impedance-based method provides an accurate and practical approach for transducer consistency evaluation and calibration.
• Ensuring transmitter parameter consistency is vital for maximizing combined acoustic energy in array systems.
• This technique facilitates improved performance and reliability in evolving transducer technologies.