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Lessons
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Introduction
- Virtual Maritime Academy Introduction
- About the course
- Course Notices
- Student ID Verification
- Course Notes
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Chapter 1 – Introduction to Electronic Navigation Systems
- Celestial Fixes to Fusion
- Accuracy, Continuity and Awareness
- Failure Modes Must Anticipate
- Fallback Skills Remain Examinable
- Royal Majesty Grounding
- Bridge Navigational Ecosystem
- Building an Independent Check
- SOLAS, IMO Performance Standards
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Chapter 2 – Bridge Equipment Regulations and Requirements
- Requirements Scale with Tonnage
- Mandatory and Alternative Equipment
- IMO Performance Standards Approval
- Transport Canada Oversight
- Vision and Blind Sectors
- Conning, Monitoring and Steering
- Interference Paths and Distances
- Maintenance, Surveys and Reporting
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Chapter 3 – Satellite Navigation and Position Fixing
- GNSS Architecture Space Segments
- Satellite Orbits and Geometry
- Trilateration and Clock Unknown
- Signal Structure and Codes
- Pseudo-Range Measurement and Bias
- WGS-84 and Reference Systems
- Differential and Augmentation Systems
- Error Sources and Accuracy
- Integrity, Jamming and Spoofing
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Chapter 4 – Terrestrial Radio Navigation Systems
- Hyperbolic Fixing Time-Difference Principle
- Loran-C Chain Structure Stations
- Pulse System and Matching
- Propagation, Groundwave and Skywave
- Limitations and eLoran Case
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Chapter 5 – Electronic Charting and Voyage Planning
- ECDIS Carriage and Approval
- ENC, RNC and S-100
- ECDIS versus Chart Systems
- Safety Contour and Depth
- Route Monitoring and Alarms
- Radar and AIS Overlay
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Chapter 6 – Depth Sounding and Sonar Technologies
- Echo-Sounding Principles and Ranging
- Transmitter, Transducer and Receiver
- Display Types and Interpretation
- Repetition Rate and Accuracy
- Interference and False Bottoms
- Sonar and Forward-Looking Sonar
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Chapter 7 – Automatic Identification System (AIS)
- AIS Purpose and Standard
- SOTDMA and Reporting Intervals
- Static, Dynamic, Message Content
- Operating Modes, Class A
- Integration Radar and ECDIS
- Limitations, Spoofing and Avoidance
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Chapter 8 – Speed and Distance Measurement Systems
- Water and Over Ground
- Electromagnetic Logs and Faraday
- Doppler Logs, Janus Configuration
- Impeller and Correlation Logs
- Data Distribution to ARPA
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Chapter 9 – Sound Reception Systems
- Totally Enclosed Bridges, COLREG
- Functional Requirements and Standard
- Microphone Arrays and Processing
- Presentation to the Watchkeeper
- Installation, Testing and Limitations
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Chapter 10 – Integrated Bridge Systems (IBS)
- Makes a System Integrated
- Architecture and Data Distribution
- Data Integrity and Quality
- Failure Modes and Fallback
- Human Factors, Automation Complacency
- Assessing Benefit of Integration
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Chapter 11 – High-Precision Position-Fixing Systems
- Why High-Precision Systems Exist
- Microwave Ranging Systems, Trisponder
- UHF and Medium-Frequency Ranging
- Hyperbolic and Phase-Comparison Systems
- Range-Range versus Hyperbolic Geometry
- Calibration and Legacy Knowledge
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Chapter 12 – Dynamic Positioning Systems (DPS)
- DP Principles and Station-Keeping
- DP Classes and Redundancy
- Position Reference Systems I
- Position Reference Systems II
- Heading, Motion and Sensors
- Thruster Allocation, Power Management
- Drive-Off, Drift-Off and Response
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Chapter 13 – Voyage Data Recorder (VDR)
- Purpose and Carriage Requirements
- Required Data Set, Sampling
- Capsule Types, Float-Free Media
- Event Save and Recovery
- Annual Performance Test, Maintenance
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Chapter 14 – Timekeeping and Time Systems in Navigation
- Time Scales, UT1, UTC
- Leap Seconds and Rollover
- Why Timing Accuracy Governs
- Time Distribution and Synchronisation
- Chronometers, Radio Time Signals
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Chapter 15 – Navigating in High Latitudes
- High-Latitude Environment, Changing Weather
- Convergence of Meridians Projections
- Magnetic Compass Behaviour, Intensity
- Gyrocompass Limitations at Latitude
- Extreme Refraction, False Horizons
- Celestial Practice, Body Selection
- Maintaining Track and Position
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Chapter 16 – Theory of Errors and Accuracy
- Nature of Error, Systematic
- Position Lines, Cocked Hat
- Probable Position, Symmedian Point
- Accuracy, CEP and RMS
- Ellipses, Angle of Cut
- Applying Error Theory Watch
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Chapter 17 – Electrical Safety and Bridge Equipment Maintenance
- Electrical Hazards, Arc Flash
- Isolation, Lock-Out and Tag-Out
- Fault Identification, Test Instruments
- Antennas, Radar Radiation Hazards
- Planned Maintenance, Manufacturer Servicing
- Emergency Response to Failure
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Chapter 18 – Gyrocompass Systems and Heading Sensors
- Properties of Gyroscope, Precession
- Gyroscope, Control and Damping
- Fundamental Classes, Control Damping
- Gyrocompass Errors, Latitude Speed
- Determining Gyro Error, Azimuth
- Ring-Laser and Fibre-Optic Gyroscopes
- Repeater Systems, Heading Devices
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Chapter 19 – Automatic Steering and Control Systems
- Distribution, Repeaters and Consumers
- Heading Control Systems Autopilots
- Autopilot Architecture, Error Signal
- Adaptive and Self-Tuning Autopilots
- Track Control Systems, ECDIS
- Rate-of-Turn Indicators, Performance Standards
- Alarms, Indicators, Fall-Back Arrangements
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Chapter 20 – Magnetic and Fluxgate Compass Systems
- Magnetism and Terrestrial Magnetism
- Compass Construction, the Binnacle
- Ship Magnetism, Induced Components
- Deviation, Coefficients A E
- Compass Correction, General Principles
- Heeling Error, Heeling Magnets
- Retentive Magnetism, Gaussin Error
- Electromagnetic and Fluxgate Compasses
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Final Assessment
- Final Check
- Student Feedback
- The Final Assessment
- What’s Next?
- Open All · Close All
