Saqib Ahmed
Marine Chief Engineer
Saqib Ahmed is an experienced Marine Engineer and Technical Superintendent with over 12 years of seagoing experience, progressing from Engine Cadet to Chief Engineer. He holds a Class 1 Marine Engineer Certificate of Competency and NEBOSH IGC certification, with strong expertise in vessel technical management, machinery maintenance, dry-docking, troubleshooting, safety, and maritime regulatory compliance.
Articles by Saqib Ahmed(71)
Orion's Belt Stars & Their Importance
Orion's Belt is one of the most recognizable asterisms in the night sky, captivating stargazers and astronomers alike with its beauty and significance.
Ship Propellers - How Do They Work?
Ship propellers are angled blades on a rotating shaft: they draw water in at the leading edge and push it out astern, and the pressure difference across each blade produces forward thrust.
Do You Know About Dry Docking? Briefly Explained
Dry docking, also known as drydocking, is the process of taking a ship out of the water into a drained basin so the hull, propellers and rudders can be inspected, repaired and repainted.
Freshwater Generator on Ships: How It Works, Types and Components
How a ship's freshwater generator turns seawater into drinking water: vacuum evaporation, main components, operating limits, and when reverse osmosis wins.
Steering Gear on Ships: Ram Type vs Rotary Vane, and How Both Work
How ship steering gear works: electro-hydraulic ram and rotary vane types compared, the SOLAS 28-second rule, and the tests crews run before every departure.
What Is Scrubber Towers? Importance in Shipping Industry
The shipping industry, a vital cog in the global economy, has long been associated with a less desirable distinction: it significantly contributes to air…
Guide to Dual Fuel Marine Engines and Their Benefits
Dual fuel marine engines have emerged as a promising solution to the growing demand for cleaner, more efficient, cost-effective propulsion systems in the maritime industry.
Complete Guide to Marine Engineering
Entering marine engineering means embarking on a challenging and rewarding journey. This path requires technical skills, problem-solving abilities, and the ability to work under pressure.
What Is Ballast Vs De Ballast?
Ballasting adds weight to a vessel or structure to ensure stability, while deballasting removes ballast water from a ship's tanks as cargo is loaded.
Controllable Pitch Propeller (CPP) vs. Fixed Pitch Propeller (FPP)
A fixed pitch propeller is one whose blades are cast as part of the hub, so its pitch never changes.
How Ballast Water Treatment Systems (BWTS) Works
Invasive aquatic species in ships' ballast water is one of the biggest problems facing the shipping industry.
How Many Types of Piston Rings Are There and Ship Piston Ring Maintenance?
Marine engines use three main types of piston rings: compression rings, wiper or Napier rings, and oil control or scraper rings.