Wärtsilä Solutions for Marine and Oil&Gas; Markets 2013
Wärtsilä Solutions for Marine and Oil&Gas; Markets 2013
Wärtsilä Solutions for Marine and Oil&Gas; Markets 2013
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ENGINES AND GENERATING SETS<br />
Wärtsilä RT-flex50, version B<br />
IMO Tier II<br />
Cylinder bore<br />
500 mm<br />
Piston stroke<br />
2050 mm<br />
Speed<br />
95–124 rpm<br />
Mean effective pressure at R1<br />
20.0 bar<br />
Stroke / bore 4.10<br />
Rated power, principal dimensions <strong>and</strong> weights<br />
Cyl.<br />
Output in kW at<br />
124 rpm 95 rpm<br />
R1 R2 R3 R4<br />
Length A<br />
mm<br />
Length A*<br />
mm<br />
Weight<br />
tonnes<br />
5 8 300 6 325 6 375 4 850 5 576 6 793 200<br />
6 9 960 7 590 7 650 5 820 6 456 7 670 225<br />
7 11 620 8 855 8 925 6 790 7 336 255<br />
8 13 280 10 120 10 200 7 760 8 216 280<br />
Dimensions<br />
mm<br />
B C D E E*<br />
3 150 1 088 7 646 3 570 1 900<br />
F1 F2 F3 G<br />
9 270 9 250 8 700 1 636<br />
Brake specific fuel consumption (BSFC) in g/kWh<br />
Full load<br />
Rating point R1 R2 R3 R4<br />
BMEP, bar 20.0 15.0 20.0 15.0<br />
BSFC RT-flex St<strong>and</strong>ard Tuning 170 164 170 164<br />
Part load,% of R1 85 70 85 70 60<br />
RT-flex tuning variant St<strong>and</strong>ard St<strong>and</strong>ard Delta Delta Low-Load<br />
BSFC 166.4 166.0 165.7 164.5 162.2<br />
For definitions see page 52<br />
A*<br />
E<br />
E*<br />
C<br />
G<br />
D<br />
F1<br />
F2 / F3<br />
A<br />
B<br />
42
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