A material must contain charged particles to be able to conduct electric current. In solids, the current is carried by electrons. Copper, lead, aluminium, iron and carbon are some... Read more
Electrical symbols are used to represent various electrical and electronic devices in a schematic diagram of an electrical or electronic circuit. Read more
Like the old chaps Pascal, Bramah, Reynold and other physicists found and defined natural laws and principles ruling for hydraulics, also electronics has its discoverers who have d... Read more
Once in a while you may read or hear of a ship “breaking her back” while laboring in a heavy sea, or through suffering structural damage in running aground, or perhaps in a collisi... Read more
In a ship diesel-electric power and propulsion system wit shaft propeller, the propellers are normally driven by variable-speed electric motors. The horizontal ship motors may be d... Read more
Ship electric motor can be directly connected to the network, and such direct-on-line (DOL) motors are normally three-phase asynchronous, or induction motors. The ship asynchronous... Read more
The ship electrical motor is the most commonly used device for conversion from electrical to mechanical power on ship and is used for ship electric propulsion, thrusters for propul... Read more
The main (or generator) switchboards are usually distributed or split in two, three, or four sections, in order to obtain the redundancy requirements of the vessel. According to ru... Read more
Diesel electric propulsion and station keeping facilities are also used in vessels for operations in more shallow waters, such as dredgers and construction vessels, wind mill insta... Read more
All about Ship High Voltage Diesel Generator working procedure Like all work with high voltage, two persons are always required, with at least one electrician with a high voltage t... Read more
