Inert gas system for tanker Inert gas (IG) piping Fitted on all tankers over 20,000 dwt and on all tankers fitted with crude oil washing (COW) systems. IG piping is usually large diameter low-pressure mild steel, with smaller diameter branch lines. The internal surface of inert gas piping does not usually corrode. The external surface […]
Tank cleaning, purging and gas free check items tanker procedures Operation of oil tankers involve many complexities and careful consideration will need to be made for all aspect of daily shipboard jobs. Our article here is about tanker procedures – tank cleaning , purging & gas free check items. These procedures are only indicative, not […]
Tanker crude oil washing procedure Crude oil washing operation onboard oil tankers involve many hazards and careful consideration will need to be made for safe planning and execution. Prior operating crude oil washing onboard utmost diligence in planning and most careful consideration will need to be made for a safe working area. Following are the […]
Crude oil washing operation on oil tanker ships Crude oil tankers play an important role in the global oil industry. Tanker ships are the finest means of transport for unrefined crude oil products in mass quantity. As tanker ships carry different grades of fuel oil in the same cargo tanks, it is important that the tanks are […]
Points for committing cargo quantities in tanker ships One of the most vital aspects of trading with tanker ships is loading and unloading of the cargo with utmost safety and efficiency, without polluting the marine environment. Safety of cargo operation implies and includes pre-planning of the cargo before the quantity is nominated and the fixture […]
Pressure testing of watertight bulkheads After installation of the bulkheads, they are to be tested for their integrity and water tightness. Since it is not feasible to fill all the cargo holds or compartments with water for this purpose, the test is done by a pressure hose. In this process, the bulkhead is subjected to […]
Watertight bulkheads construction The primary function of watertight bulkheads is to divide a ship into a number of watertight compartments. Though most watertight bulkheads are transverse in orientation, some ships also have longitudinal watertight bulkheads within a compartment for longitudinal compartmentalisation within a compartment. Other than watertightness, the transverse bulkheads also add to the transverse […]
Fire pumps to passenger ship and cargo ship Main Fire Pumps : The main fire pumps installed on ships are located inside the ship’s engine room, usually at the bottom platform. They are electrically driven from the main supply of the ship. It is very common to find them installed near general service pump and ballast […]
Marine fire pumps For a seafarer, working on a ship means dealing with several challenges on a daily basis, for which, he/she needs to be prepared at all times. Fire pump on a ship is an essential machinery which helps seafarers to tackle extreme emergency situations involving fire. These marine firefighting pumps are also popularly […]