Marine Engineering
An intuitive, interactive Marine Engineering course covering the topics typical of the first two years of a marine engineering / naval architecture program. Every lesson pairs plain-language explanations with precise diagrams, worked examples, hands-on simulations, and practice you can check yourself.
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Ships, Ship Types & the Marine Engineering Discipline
Vessel anatomy, principal dimensions, and the classification-society landscape that frames the whole discipline.
Hydrostatics & Flotation
Buoyancy applied to ship form: displacement, form coefficients, and the hydrostatic tables every naval architect reads.
- Buoyancy & Flotation: A Naval-Architecture View 12 min · soon
- Displacement, Lightship & Deadweight 14 min · soon
- Form Coefficients: Cb, Cp, Cw & Cm 16 min · soon
- Curves of Form, TPC, MCT & Bonjean Integration 18 min · soon
Ship Stability
The defining topic of naval architecture — how a ship rights itself, and what happens when it doesn't.
Ship Resistance & Powering
Splitting resistance into its components and turning it into the power a plant must deliver.
- Resistance Components: Frictional & Residuary 14 min · soon
- Froude Scaling & Model Testing 16 min · soon
- Effective, Delivered, Shaft & Brake Power 16 min · soon
- The Admiralty Coefficient, Sea Margin & Fouling 16 min · soon
Propellers & Propulsive Efficiency
Screw geometry, open-water performance, and how the propeller actually meets the hull.
- Screw Propeller Geometry & Pitch Ratio 14 min · soon
- Open-Water Curves: KT, KQ & Efficiency 16 min · soon
- Cavitation & Its Consequences 14 min · soon
- Wake, Thrust Deduction & Hull–Propeller Matching 18 min · soon
Marine Diesel Propulsion
Two-stroke and four-stroke marine diesels, the indicator diagram, and matching the engine to the propeller.
- Two-Stroke vs. Four-Stroke Marine Diesels 14 min · soon
- The Indicator Diagram & Mean Effective Pressure 18 min · soon
- Indicated vs. Brake Power 16 min · soon
- Specific Fuel Oil Consumption 14 min · soon
- Turbocharging, Scavenging & Fuel Injection 18 min · soon
- Engine–Propeller Matching on the Load Diagram 20 min · soon
Steam, Gas Turbine & Boiler Plant
The non-diesel marine plant: boilers, steam and gas turbines, and combined-cycle arrangements.
- The Marine Rankine Cycle: A Quick Review 12 min · soon
- Watertube Boilers 14 min · soon
- Steam & Gas Turbines 16 min · soon
- COGAS/CODAG Arrangements & Waste-Heat RecoveryOptional 16 min · soon
Marine Auxiliary Systems
The systems that keep a ship running: pumps, cooling, lubrication, steering, and climate control.
- Marine Pump & Piping System Architecture 16 min · soon
- Seawater & Freshwater Cooling Circuits 14 min · soon
- Lubrication & Fuel/Lube Purification 14 min · soon
- Steering Gear & Compressed-Air Starting Systems 16 min · soon
- Refrigeration & HVAC 14 min · soon
Shipboard Electrical & Control Systems
Ship service and emergency power architecture, switchboards, and the basics of shipboard automation.
- Shipboard Power Generation & Distribution 14 min · soon
- Switchboards, Load Balance & Emergency Power 16 min · soon
- Motors, Starters & Marine-Specific Considerations 14 min · soon
- Alarm, Monitoring & Basic Automation 14 min · soon
Ship Structures & Materials
The hull as a giant beam — global loads, section strength, and the materials that resist them.
- The Hull Girder as a Beam 16 min · soon
- Waves as Loads: A Bridge to Structural Design 14 min · soon
- Still-Water & Wave Bending Moment 18 min · soon
- Section Modulus & Longitudinal Strength 18 min · soon
- Plating & Stiffener Arrangement 16 min · soon
- Corrosion, Cathodic Protection, Welding & NDT 16 min · soon
Manoeuvring, Seakeeping & Shafting
How a ship turns, moves in a seaway, and stays smooth and reliable on the shaft line that drives it.
- Rudder Forces & the Turning Circle 14 min · soon
- The Zig-Zag Manoeuvre 12 min · soon
- Ship Motions: The Six Degrees of Freedom 16 min · soon
- Added Resistance in Waves & Operability 14 min · soon
- Shaft Alignment, Thrust Bearings & Torsional Vibration 16 min · soon
Marine Operations, Environmental Engineering & Capstone
Engine-room operating principles, the environmental systems every modern ship carries, and a capstone that ties the course together.
- Engine Room Operations & Safety Principles 14 min · soon
- Oily-Water Separators & Bilge Management 14 min · soon
- Exhaust Scrubbers & Ballast-Water Treatment 14 min · soon
- Energy-Efficiency Indices: A Descriptive Overview 12 min · soon
- Capstone: Resistance → Powering → Propeller → Stability Check 22 min · soon
New lessons are added continuously. Prefer to test yourself? Try the Marine Engineering Aptitude test.