For vessels with dynamic positioning (DP) as the main operating mode, such as diving support vessels, crane ships, and pipe layers, electric propulsion was early taken into use, fi... Read more
The concept of electric propulsion is not new, the idea originated more than 100 years ago. However, with the possibility to control electrical motors with variable speed in a larg... Read more
High Voltage work procedure Ballast Pump/DOL High Duty Compressors This is only a proposal how the procedure could look like, procedure must be established by the owner. It is extr... Read more
After the rather experimental applications of battery driven electric propulsion at the end of the 19th century took place in Russia and Germany, the first generation electric prop... Read more
Ship distribution system The main elements of a marine distribution system are the main and emergency switchboards, power panels / boards, motor controllers, lighting and small pow... Read more
Number of wires on ship power system Modem merchant vessels usually use alternating current systems classified as three-phase three-wire insulated neutral systems, of three-phase f... Read more
The Assistant Electro Technical is responsible for the maintenance and repair of the electrical plant and associated electrical systems as designated by the Chief Electro Technical... Read more
Marine electricians are responsible for installing and maintaining electrical systems and/or equipment on ships and boats. They typically work at sea or in docks and ports and must... Read more
The main advantages are: No special attention for equipment insulation required – Automatic detection and immediate isolation of ground faults – Ground fault current... Read more
The main advantages of Insulated neutral ship’s system are: – Continuity of service on a ground fault – Ground fault currents can be kept low The main disadvant... Read more
