Heat exchangers

Shell and tube heat exchanger


1.shell (cylindrical —),
2. header, water box,
3.cooling fluid,
4. cover seal,
5.separation plate (for 2-pass arrangement),
6.header cover,
7.tube plate,
8.gaskets (between tubeplate and shell, tubeplate and header),
9.hot fluid, (to be cooled),
10.baffle (to direct the flow of hot fluid back andforth across the tube bundle),
11.tube bundle, tube nest, tube stack,
12.shell branches,
13.elastomer seals (on both sides of a safety leakage ring),

Plate type heat exchanger


1.end plate, head plate, clamping plate,
2.tie-bolt,
3.fluid branches, fluid connections (in line with ports in the plates),
4.stack of exchange plates (with dimples pressed in the plate surface),
5.peripheric elastomer seal,
6.ports and seals,

Deaerator


1.heating steam inlet connection,
2.header,
3.inlet of feedwater.,
4.vapour vent pipe connection,
5.spray nozzles,
6.steam jacket,
7.safety valve connection,
8.cascade trays,
9.supporting brackets,
10.handhole,
11.supporting ring,

Roll stabiliser

Sperry stabiliser

1.fin shaft, 2.fin shaft housing, 3.fin, 4,flap, 5.guiding rail, 6.pantograpMc linkage (of the rigging mechanism) (fin locked in its rigged out position), 7.tilt cylinder mechanism, 8.limit-stop and fin "repeat back" assembly (used to take the pump "off stroke" as the tilt cylinder approaches its limits of travel), 9.link to the hydraulic unit, 10.single-ended cylinder (of the rigging mechanism), 11.crosshead slide, 12.tilt crank arm, 13.bracket,
1.fin shaft,
2.fin shaft housing,
3.fin,
4,flap,
5.guiding rail,
6.pantograpMc linkage (of the rigging mechanism) (fin locked in its rigged out position),
7.tilt cylinder mechanism,
8.limit-stop and fin “repeat back” assembly (used to take the pump “off stroke” as the tilt cylinder approaches its limits of travel),
9.link to the hydraulic unit,
10.single-ended cylinder (of the rigging mechanism),
11.crosshead slide,
12.tilt crank arm,
13.bracket,

Pump

Reciprocating pump

Flapper and piston double-acting type

A.liquid inlet, B.liquid outlet, C.piston, D.air vessel, (to smooth out pulsating flow),  1.suction valve open, 2.suction valve closed, 3.discharge valve open, 4.discharge valve closed, 5.piston moving upwards,
A.liquid inlet,
B.liquid outlet,
C.piston,
D.air vessel, (to smooth out pulsating flow),

1.suction valve open,
2.suction valve closed,
3.discharge valve open,
4.discharge valve closed,
5.piston moving upwards,

Rotary pump

Horizontal screw pump with external bearings

 1.side suction, 2.screw shafts (or rotors) (in a connterflow arrangement), 3.external bearings (and shaft sealing by mechanical seals), 4.tump casing or housing, 5.surge chamber, 6.upward delivery, 7.spring-loaded by-pass valve, 8.spur gear assembly (for driving and driven screw shafts),
1.side suction,
2.screw shafts (or rotors) (in a connterflow arrangement),
3.external bearings (and shaft sealing by mechanical seals),
4.tump casing or housing,
5.surge chamber,
6.upward delivery,
7.spring-loaded by-pass valve,
8.spur gear assembly (for driving and driven screw shafts),

Read morePump

fresh water production

Diagram of a reverse osmosis installation for fresh water production


1.sea water feed to plant,
2.multi media filters,
3.acid for pH correction,
4.scale control additive,
5.cartridge filters,
6.1st stage HP pumps,
7.reverse osmosis 1st stage,
8.reject brine,
9.buffer tank,
10.2nd stage HP pumps,
11.reverse osmosis 2nd stage,
12.2nd stage concentrate recycle,
13.decarbonator,
14.lime pH correction,
15.permeate pump,
16.hypochlorite,
17.permeate to storage,

Ground tackle

Ground tackle

Ground tackle    1.roller type fair leads, 2.hawse pipes, 3.cable, chain cable, 4.compressor bow stopper, chain stopper, chain controller, riding chock, 5.bitts, 6.devil's claw, slip stopper, 7.windlass, 8.warping drum, warp end, gipsy, gipsy head, 9.windlass brake, 10.spurting pipes, navel pipes, 11.cable drum gipsy*, wildcat, cable lifter, cable holder, chain grab, 12.windlass bed, 13.bitter end and locker clench (with slip hook), 14.chain locker, cable locker, a.deck plating, b.stores, c.hatch, d.forepeak,

1.roller type fair leads,
2.hawse pipes,
3.cable, chain cable,
4.compressor bow stopper, chain stopper, chain controller, riding chock,
5.bitts,
6.devil’s claw, slip stopper,
7.windlass,
8.warping drum, warp end, gipsy, gipsy head,
9.windlass brake,
10.spurting pipes, navel pipes,
11.cable drum gipsy, wildcat, cable lifter, cable holder, chain grab,
12.windlass bed,
13.bitter end and locker clench (with slip hook),
14.chain locker, cable locker,
a.deck plating,
b.stores,
c.hatch,
d.forepeak,