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Day: January 25, 2026

Distillation And Fresh Water Systems

Posted on January 25, 2026January 25, 2026 By admin No Comments on Distillation And Fresh Water Systems
Distillation And Fresh Water Systems

Reverse Osmosis System of Fresh water generation on board Working: Osmotic pressure & briefly explain why pressure osmosis applied in RO system is very high Low-pressure evaporator. How waste heat from main engine is used for producing fresh water on board the ship? Working: Description a domestic fresh water generator used on board a ship….

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Engine Room Operations

Engine Room General Items

Posted on January 25, 2026February 19, 2026 By admin No Comments on Engine Room General Items
Engine Room General Items

Admiralty Coefficient: The admiralty coefficient may be regarded as constant for similar ships at their corresponding speeds. Fuel Coefficient Pitch of propeller Percentage apparent slip: Percentage Real Slip: Efficiency of Machine: Critical Speed of Engine (Bared Speed Range): Hunting Gear Superheated Steam: Specific fuel oil consumption and how it is determined Propeller drop & Rudder…

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Engine Room Operations

Vessel boiler

Posted on January 25, 2026January 25, 2026 By admin No Comments on Vessel boiler
Vessel boiler

Open feed water system used for boilers and line diagram of a complete feed water system for an auxiliary boiler showing the direction of flow in all lines. How the feed supply to the boiler is regulated. Advantages and disadvantages of water tube boiler and Smoke tube boiler Advantages of water tube boiler: Disadvantages of…

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Engine Room Operations

Boilers and Engineering Terms

Posted on January 25, 2026January 25, 2026 By admin No Comments on Boilers and Engineering Terms
Boilers and Engineering Terms

Purpose of boiler on ships? Steam Generation: Propulsion: Power Generation: Heating: Cargo Operations: Auxiliary Machinery: How circulation of water takes place in such boiler Smoke tube aux. boiler Important mountings of a boiler stating their use. Water Gauge: Safety Valve: Main Steam Stop Valve: Auxiliary Stop Valve: Main Feed Check Valve: Blow Down Valve: Air…

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Engine Room Operations

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Blog is primarily for candidates appearing for certificate of competency exams but such is the detail that while being equally suitable for the beginner, it is also reference work for experienced seaman, and the layout and style of blog make it suitable for shipboard training where practical experience can be allied to the theoretical approach.

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