Intro to Marine Engineering 2 2011 Part 4 pdf

... oil transfer pump 34 Diesel alternator35 Diesel alternator controls 40 Condensate de-oiler 41 Refrigerant circulation pump 42 Oily bilge pump 43 Steam/air heater 14 Diesel engineslinear ... rodCalibratedspringLinkage to provide straightline movementof stylusPistonCylinderIndicatorpistonSection showingindicator piston^vindicatorcordFigure 2. 8 Engine indicator—I Coupling*—' ... and propellers 20 0 12 Steering gear 21 113 Fire fighting and safety 23 1 14 Electrical equipment 25 315 Instrumentation and control 27 916 Engineering materials 326 17 Watchkeeping...

... enginesFuelentryNonreturnvalveTiming/ valve To fuelvalveSlidingrodLeverCamFigure 2. 15 Timing valveThe fuel injectorA typical fuel injector is shown in Figure 2, 16, It can be seen to be twobasic parts, ... piston rod is bolted directly to the top of the crossheadpin. The pistons are oil-cooled and somewhat shorter in length thanearlier designs. There is no piston skirt. Five piston ... agear wheel (Figure 2. 22) . The action of centrifugal force throws the 28 Diesel enginesFuel injectionFuel circulationSpringNozzleNeedlevalveFigure 2. 16 Fuel injectorpressure, and...

... the same compartment to connect the supply to the various emergency services (see Chapter 14) .Modern systems are arranged to start up the emergency generatorautomatically ... zone oxygen levels may be as lowas from 1 to 12 per cent, carbon dioxide from 0 to 25 per cent andrelative humidity is kept within 40 to 90 per cent.176 Refrigeration, air conditioning ... pedestal to offer adequatevisibility to the operator. For occasional heavy loads arrangements fortwo cranes to work together, i.e. twinning, can be made with a singleoperator...

... from ~20 0°C to + 140 0°C. 26 8 Electrical equipmentcurrent-carrying conductor in a magnetic field produces the motoreffect which turns the rotor. The motor speed builds up to a ... shaft to the alternator field coils. An automaticvoltage regulator is used with this type of alternator.The construction of an alternator can be seen in Figure 14. 7. Therotor ... auto transformer starteris used only for large motors. It uses tappings from a transformer to provide, for example, 40 %, 60% and 75% of normal voltage (Figure 14. 12) . The motor...

... <Ugojin Orf.gjrfS 5 2 o"_ 2 1 iss-^ O* O "S ^o .c a ** £ 2 ft. <J5 e/5.S 32 Engineering materialsNormalising. The steel is heated to a temperature of ... box door should be opened to test the alarm and checkthat the machinery-space fans stop. 4. One smoke detector in each circuit should be tested to ensureoperation and correct ... is unsure of the action 322 Instrumentation and controlFigure 15 .45 Bridge control of controllable-pitch propellerwould supply fuel to the engine to start and continue operation....

... wheel (Figure 2. 22) . The action of centrifugal force throws the 24 Diesel enginesCam followerCamFigure 2. 12 Injector pump with detail view showing ports and plunger 46 Diesel ... enginesFuelentryNonreturnvalveTiming/ valve To fuelvalveSlidingrodLeverCamFigure 2. 15 Timing valveThe fuel injectorA typical fuel injector is shown in Figure 2, 16, It can be seen to be twobasic parts, ... signal to the-HIPistonwatercoolerJacketwatercoolerLubricatingoil coolerPumpsSea watersuctionFigure 2. 19 Sea water cooling system 44 Diesel enginesAhead AsternTop deadcentre...