Propeller Construction, Geometry, Working And Rudder

Propeller and Rudder Explanation

Various propeller and rudder types are used in different ships; all for the same purpose to steer and propel the ship. A propeller is a big fan like structure that rotates to provide required thrust to move the ship; while a rudder is an flat piece of metal at the stern of the ship to … Read more Propeller Construction, Geometry, Working And Rudder

Flammability Diagram And Its Application in Tankers

Flammability Diagram

Flammability diagram or flammability composition diagram is one of the important document used across the world to understand and prevent fire and explosion. They are mainly used for the hydrocarbon mixture and so a key to the cargo and ship’s safety on tankers. It is essential on-board to follow certain procedure based on the studies … Read more Flammability Diagram And Its Application in Tankers

PMMC Instrument; Construction, Working and Application

PMMC Equipment

PMMC stands for ‘Permanent magnet moving coil’. It is one of the simple and most used instrument on board with sophisticated names. They are used on board to assist in regular maintenance of electrical equipment or when precise measurements are required. Apart from PMMC and permanent magnet moving coil; they are also known as D’alvanometer … Read more PMMC Instrument; Construction, Working and Application

Starting Air System in Marine Diesel Engine

starting air system

You have heard the term “Air starting system”; but don’t know what it is? Well, Starting air system use the compressed air to start the main engine. Compressed air is inserted into various cylinders in a proper sequence to provide the initial torque; required to overcome the inertia of reciprocating parts. Normally, compressed air at … Read more Starting Air System in Marine Diesel Engine

Fresh Water Hydrophore System in Ship

Typical Hydrophore system

Have you ever imagined how fresh water is transported to all decks and places on ship? Do they use Pumps 24 hr’s? No !; Hydrophore system is used on board to provide water to all compartments and decks on ship at all times. There is a continues use of water on ship from drinking to … Read more Fresh Water Hydrophore System in Ship

Boat vs Ship | 8 Differences In-Between Boat And Ship

The difference between boat and the ship or simply “Boat vs Ship” is one of the fascinating questions of all times. A lot many people are confused to what they really mean (‘Boat’ and ‘Ship’). Both being a sea going vessel, its hard sometimes to know whether its a boat or a ship? Traditionally people … Read more Boat vs Ship | 8 Differences In-Between Boat And Ship

Steering Gear System in Ships | Construction and Working.

Steering gear system

Steering Gear System has been the part of ships ever since its existence. One of the first steering system were the pair of oars used to propel and steer the ship. With advance in technology the system evolved from oars blade to rudder and shanks to rudder stock & tiller facilitating turning moment. There is … Read more Steering Gear System in Ships | Construction and Working.

Marine Boilers Safety Devices (Alarms and Trips)

Alarms and trips boiler

Safety of machineries and its equipments are vital on board ship. Many accidents have occurred in the past related to boiler system on board ship. So to make its operation risk free, a numerous Alarms and trips are fitted on the boiler system. Various alarms and trips installed on boiler system on board are given … Read more Marine Boilers Safety Devices (Alarms and Trips)