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CAPSTAN GEAR 10 Dec 2010 | 09:37 pm
Capstan gear is normally fitted forward and aft in ships. The forward gear may comprise a separate cable/warping head which can be used for warping or working the anchors and cables and two cable hold...
TYPES OF FANS 10 Dec 2010 | 04:25 pm
Two types of fan are in general use in ships are, centrifugal fans and axial flow fans. Centrifugal fans consist essentially of a 'wheel' or 'runner' made up of radial blades rotating in a casing of ...
TYPES OF DAVITS 9 Dec 2010 | 09:39 pm
TYPES OF DAVITS · HINGED SCREW TYPE The majority of the older frigates and destroyers retain the hinged screw type of davits for general use. These davits can be turned in or out to the desi...
ASSESSMENT OF REQUIREMENTS FOR NON-AIR CONDITIONED SPACES 9 Dec 2010 | 07:32 pm
For some compartments air conditioning is not practicable or desirable. These include compartments from which large quantities of wild heat and/or moisture must be removed; compartments in which unple...
ASSESSMENT OF REQUIREMENTS FOR AIR CONDITIONED SPACES 9 Dec 2010 | 04:30 pm
The basis of design of the normal air conditioning system for any compartment or group of compartments is the removal of sufficient heat and moisture to maintain a reasonable standard of bodily comfor...
RULE FOR WATERTIGHT AND GASTIGHT CONTROL MARKINGS 8 Dec 2010 | 09:42 pm
Observance of the rules for the control of watertight and gastight openings is the responsibility of ALL PERSONNEL and they must be continually aware of which watertight and gastight condition is in f...
TRUNKING IN SHIP 8 Dec 2010 | 09:36 pm
The method of ventilation and output are decided as discussed above, but to decide the size of fan to handle the total amount of air required it is necessary to investigate by calculation the resistan...
PIPING IN SHIPS 8 Dec 2010 | 09:26 pm
Copper-Nickel-Iron Alloy Piping (90/10) is used for the piping of the saltwater main and its branches, sanitary system, hangar and magazine spraying systems, hull and fire, fire and bilge, and hangar ...
VARIOUS UNDERWATER VALVES IN SHIPS 8 Dec 2010 | 09:24 pm
Generally speaking the body, bottle, bridge and cover of all valves are made of gunmetal whereas the valve, disc, spindle, thrust collar, studs and nuts are of aluminium or bronze. Soft faces are made...
PIPING IN SHIPS 8 Dec 2010 | 04:26 pm
Copper-Nickel-Iron Alloy Piping (90/10) is used for the piping of the saltwater main and its branches, sanitary system, hangar and magazine spraying systems, hull and fire, fire and bilge, and hangar ...
