Your marine engineering companion
Marine engineering.
Marine engineering.
Made clear.
From the first principle to the engine room. Explore visual study guides, interactive models, and exam essentials—all in one place.
Built for curious cadets. Ready for MEO exams.
THE INTERACTIVE LAB01 / EXPLORE
23 interactive models
See how it all fits together.
Orbit. Isolate. Understand.
THE KNOWLEDGE LIBRARY
What will you learn today?
Explore a subject, understand a system, or get exam-ready.
Ship Construction & Naval Architecture
Fundamental principles of ship design, equilibrium, static and dynamic stability, stresses, and structural integrity.
Safety
Maritime safety and pollution-prevention conventions — SOLAS, STCW and MARPOL — covering certificates, records, emergency procedures and Port State Control readiness.
Marine Propulsion & Diesel Engines
MEO Class 4 Motor — theoretical cycles, two-stroke and four-stroke construction, fuel injection, turbocharging, indicator diagrams, engine operation and troubleshooting.
Auxiliary Machinery & Shipboard Systems
MEO Class 4 MEP — shaft seals, heat exchangers, air compressors, pumps, steering gear, refrigeration, purifiers, pipelines, valves, FWG, oily water separators, sewage treatment plants, engine maintenance and watchkeeping.
Marine Electrical Systems
Function 5 quick-reference — switchboards and protection, motors and starters, transformers and electronics, alternators and parallel running, batteries, instruments and safety systems.
Line Diagrams (P&ID)
Clear, modern one-line piping diagrams traced from real ship drawings — inspect valves, pumps and tanks to learn each component and how the system works.
3D Lab — Interactive Ship Models
Orbit, isolate and animate 3D ship-structure models: chain locker, double bottom, hatch covers, bow thruster and more.
Most Asked Exam Questions
Questions real MEO surveyors were asked, ranked by how often different examiners ask them. Browse by machine and tick off what you can answer.