PTCEC359 Underwater Instrumentation Systems Syllabus:
PTCEC359 Underwater Instrumentation Systems Syllabus – Anna University Part time Regulation 2023
COURSE OBJECTIVES:
To learn basics of underwater vehicle control system
To know the basic sensors and transducers used in underwater vehicles
To learn the types of communication systems
To learn different types of underwater vehicles and their applications.
To learn about subsea battery and power management system
UNIT I INTRODUCTION ON DATA ACQUISITION AND CONTROL SYSTEM
Introduction on PLC& various Input / Output modules, SCADA and HMI, Real time Controller, Signal conditioning circuits and associated components: Ethernet Modem, SMPS, Media converters, Ethernet switches, Fuses & Fuse holders, Power supply units, Power management system, Pressure Compensator, Pressure compensated batteries, Volve amplifiers, Actuators, Types of valves- proportional valves and solenoid valves, Types of relays- Solid State Relay and Electromagnetic relay, Pressure casing for underwater DACS,
UNIT II UNDERWATER SENSORS AND TRANSDUCERS
Navigation and Auxiliary sensors and Transducers Inertial Navigation System, FOG/RLG, GPS, DGPS, Gyroscope, Motion Reference Unit, Doppler Velocity Log, Acoustic Transponder, Beacon, Positioning System- LBL, SBL, SSBL, Underwater Encoder, Proximity switches, Conductivity sensor, Temperature sensor, Depth sensor, Accelerometer, Tilt sensor, LVDT, Vaccum sensor, Current meters.
Scientific Instruments
Acoustic Doppler Current Profiler, Echosounder, Hydrophones, SONAR- Forward looking SONAR, Bottom Looking SONAR, Altimeter, Swell and wave sensor, PH sensor, Turbidity sensor, Oxygen sensor, Water samplers, Nitrogen sensor, CTD
UNIT III TELEMETRY SYSTEM
Telemetry system for tethered vehicles, Fiber optic communication, Single mode fiber, Multimode fiber, Fiber optics in oceanographic applications, Basis of optical fiber transmission, Fiber losses and signal attenuation, Slip rings, Umbilical cables, Underwater cables and connectors, Field installable Termination Assembly
Acoustic communication: Acoustic wave propagation, Optical communication, Satellite communication- Iridium, Inmarsat, Argos for surface Tracking.
UNIT IV TYPES OF UNDERWATER VEHICLES
Type of vehicles, manned and unmanned vehicles, Tethered and untethered vehicles, Remotely Operable Vehicle (ROV), Autonomous Underwater vehicle (AUV), Gliders, Solar powered Gliders, Manned submersible, Submarines, Deep Sea Rescue vehicle (DSRV), Various Propulsion systems.
UNIT V CASE STUDY
Design of low power DAC system for portable instrument,
Design of power module for autonomous system,
Design consideration on wireless sensor network and its important,
MEMS systems used in underwater systems and its merits and demerits.
TOTAL: 45 PERIODS
COURSE OUTCOMES:
On successful completion of this course, the student will be able to
CO1: Design of DAC system for various underwater Applications
CO2: Knowledge about sensors used underwater and their working principle
CO3: Underwater communication system and their application
CO4: Knowledge about different types of underwater vehicles
CO5: Subsea battery and Battery Management System
BOOK REFERENCES
1. The Ocean engineering Handbook, Ferial El- Hawary
2. Guidance and control of Ocean Vehicles, Thor I Fossen
3. Instrumentation and metrology in Oceanography by Marc Le mann
4. Jane’s Underwater technology,, Technology and applications of AUV by Gwyn Griffiths
5. Fundamentals of Marine Vehicle Control, Karl Von Ellenrieder
6. Instrumentation & control G J Roy
7. Handbook of ocean and underwater engineering, Myers, J J; Holm, C H; McAllister, R F
8. Underwater communication and Network, Yi Lou, Niaz Ahmed