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)

Things You Must Know About Engine Room !

Engine Room

With high temperature, heavy noises and continues vibration, an engine room is not a very suitable place to work in. But ask any senior marine engineer and he would explain the difference between theory and practice with the working in E.C.R to getting real knowledge working dirty in the engine room. Every marine engineer on … Read more Things You Must Know About Engine Room !

Difference Between two and four stroke Marine Diesel Engine

engine

One of the most common questions in Interview and discussions; “What are the difference between two and four stroke Marine Diesel Engine”? We all heard about it, we all learn about it. Yet at the time of necessity we always forget one or two main points to say. So to brush up your knowledge and … Read more Difference Between two and four stroke Marine Diesel Engine

Centrifugal Pump Problem Checklist and Causes.

Vortex Centrifugal Pump

A centrifugal pump is one of the simplest installations of any plant / Engine room. Its purpose is to first convert the energy of the primary motor / prime mover (electric motor or turbine) to velocity or kinetic energy, then into the pressure energy of the pumped liquid. Here the energy changes occur under two … Read more Centrifugal Pump Problem Checklist and Causes.

Purifier Basic Principle and Working!

purifier

What do you understand by term Purifier? As the term itself suggest Purifier is an instrument or equipment that purifies something. Now-a-days due to increase of pollutant in air; our air is becoming polluted and to counter the problem of air pollution, few cities are installing Air Purifier. Home are also buying small air purifier … Read more Purifier Basic Principle and Working!

Watch keeping during Emergencies.

Watch keeping in Emergencies. A. Sight of Ice 1) All ice dangerous to navigation and should be reported to Master. 2) The Officer On Watch (OOW) should alter the course away from the immediate danger. Actions to be taken : 1) Plot the position of the ice, observe and note description. 2) Estimate size of … Read more Watch keeping during Emergencies.

Types of Pumps On Ship.

Marine pumps can be used for for cooling, Fuel Oil transfer, Lube Oil transfer, F.O. and F.S. cargo pumping, cargo stripping, Hydrophore tank unit, fresh water generator, oil water separator, incinerator, sewage treatment unit, ballast, circulating, general service(G/S) Fire fighting, boiler feed water, condensate water, fresh(drinking) water, sanitary water, Sludge and bilge,, and so on. Pumps … Read more Types of Pumps On Ship.

Cylinder Relief Valve: Construction, Working and Overhaul.

cylinder relief valve

A cylinder relief valve is provided for each cylinder of two and four stroke marine engine; which protects the cylinder head from the resulting combustion force. The valve operates as the cylinder pressure exceeds of its safe operating limit. The valve opens to provide the excess pressure inside the combustion chamber to escape out. The … Read more Cylinder Relief Valve: Construction, Working and Overhaul.