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Category Archives: Ship Construction

FIXED GAS DETECTION  SYSTEM (TANKERS)

The  Gas  Sampling  system  is  a  gas  detection  system  which monitors and detects explosive gases in the pump room. The system monitors for hydrocarbon content. Additionally, there are two gas sampling points in the accommodation, one at each entrance door on ‘A’ deck. The gas

autopilot

Autopilot

When a ship has to steer a single course for a long time it would be tiresome for the helmsman to concentrate and steer. The aytopilot does the job of the helmsman by continuously obtaining feedback from the gyrocompass and commanding the steering gear approporately

steering gear

Steering Gear

Purpose of steering gear The steering gear provides a movement of the rudder in response to a signal from the bridge to steer the ship. Accidents because of steering gear failure are common in the maritime industry. Such incidents have led to some serious accidents

Various Vessel Types

Oil tanker – A ship constructed or adapted primarily to carry oil in bulk in its cargo spaces. This includes combination carrier and any chemical tanker when they carry a cargo or part cargo of oil in bulk. Beam and draft restriction have led to

Tanker Various Parts

Principal Particulars Length Of Vessel LOA – ( Length OverAll ) – This is the maximum length of the ship between. Forward Perpendicular (FP ): This is a vertical line passing through the point where the summer water line touches the stem of the ship. Aft perpendicular

compositely framed ship

Strengthening the Ship

Let us now look at the methods by which the designers ensure the strength in spite of these stresses.  Before we go further we would like you to see the following.  ► A bulwark with its stay  ► A booby hatch or a tank opening (hint:

VESSEL STRESSES

Stresses

Modern ships vary considerably in details of their construction, according to their size and type, but almost all conform to basic systems of construction. They are all designed to cater to the intended use including:  ■ Type of cargoes and / or passengers to be carried 

Tanker

Construction Of Various Types of Ships.

Aim To understand the construction of various types of ships. In this module we will study the salient features of construction in different types of ships.  Oil Tanker Twin longitudinal bulkheads divide the tank section into port, starboard and centre tanks. In most old tankers