Introduction to Sonar

Course content

This course covers the following content:

Introduction

• History of sonar
• Active and passive sonar
• The sonar environment

Acoustic waves

• Wave motion
• Doppler effect
• Understanding and manipulating decibels
• Simple spreading loss
• Wave synthesis and analysis

Transducers and arrays

• Piezo-electric materials
• Hydrophones
• Transducer types
• Beamforming, shading and steering

Noise and reverberation

• Noise sources and spectra
• Self and ambient noise
• Reverberation

Acoustic propagation

• Absorption
• Sound velocity profile
• Effect of boundaries
• Refraction and ray diagrams

Signal processing and displays

• Processing systems for broadband passive, narrowband passive and active sonars
• Format of operational sonar displays
• Passive ranging

The sonar equation

• Sonar parameters
• Target strength
• Active Sonar equation
• Passive Sonar equation

Sonar system design

• How requirements and platforms influence sonar design
• Military sonar system design including ASW, weapon and mine hunting sonars
• Commercial sonar design including survey, fish finding and AUV sonars

Terms and conditions including cancellations

All cancellations must be received in writing and sent to the address stated above. If you cancel by giving us 14 days or more notice before the course starts, you will receive a refund of your course fee, less an administration fee of 20% of that course fee. If you cancel less than 14 days before the course starts the full course fee will be charged. A substitute delegate can be named at any time before the course starts with no additional charge. Course fees must be received within 28 days of booking or 14 days before the course starts, whichever is earlier. Bookings are not considered confirmed until payment has been received in full.

In the unlikely event of course cancellation by Bournemouth University, you will automatically receive a full refund of the course fee but Bournemouth University disclaims any further liability. For this reason you are advised not to book travel or accommodation more than two weeks before the start of the course.