Wartsila ?31DF Series Product Manual page 191

Wärtsilä 31DF Product Guide
Table 16-2 External couples
Engine
8V31DF
10V31DF
12V31DF
14V31DF
16V31DF
--- couples and forces = zero or insignificant.
Table 16-3 Torque variations
Engine
8V31DF
10V31DF
12V31DF
14V31DF
16V31DF
--- couples and forces = zero or insignificant.
Table 16-4 Torque variations (at 0% load)
Engine
8V31DF
10V31DF
12V31DF
14V31DF
16V31DF
--- couples and forces = zero or insignificant.
DBAE248994
Speed Freq.
M
Y
[RPM] [Hz]
[kNm]
720 --- ---
750 --- ---
720 12 38
750 12.5 41
720 --- ---
750 --- ---
720 12 22
750 12.5 24
720 --- ---
750 --- ---
Speed Freq. M
x
[RPM] [Hz]
[kNm]
720 24 16
750 25 15
720 24 25
750 25 27
720 36 18
750 37.5 16
720 42 7
750 44 7
720 48 22
750 50 22
Speed Freq. M
x
[RPM] [Hz]
[kNm]
720 24 74
750 25 82
720 24 25
750 25 27
720 36 17
750 37.5 19
720 42 1
750 44 1
720 48 3
750 50 3
Freq.
M M
Z Y
[Hz]
[kNm] [kNm] [kNm]
--- --- ---
--- --- ---
38 24 ---
41 25 ---
--- --- ---
--- --- ---
22 24 35
24 25 38
--- --- ---
--- --- ---
Freq. M Freq.
x
[Hz] [Hz]
[kNm] [kNm]
48 11 72
50 11 75
30 71 60
31 71 63
72 34 108
75 34 112.5
84 27 126
88 27 131
96 17 144
100 17 150
Freq. M Freq.
x
[Hz] [Hz]
[kNm] [kNm]
48 2 72
50 2 75
30 12 60
31 12 63
72 6 108
75 6 112.5
84 5 126
88 5 131
96 4 144
100 4 150
16. Vibration and Noise
Freq.
M M M
Z Y
[Hz]
[kNm] [kNm]
--- --- --- ---
--- --- --- ---
--- 48 --- 0.2
--- 50 --- 0.2
--- --- --- ---
--- --- --- ---
20 48 1
21 50 1
--- --- --- ---
--- --- --- ---
M Freq. M
x x
[Hz]
[kNm]
23 -- --
23 -- --
31 90 17
32 94 17
5 144 1
5 150 1
1 168 1
1 175 1
1 192 1
1 200 1
M Freq. M
x x
[Hz]
[kNm]
6 96 2
6 96 2
6 90 3
6 94 3
1 144 ---
1 150 ---
--- 168 ---
--- 175 ---
--- 192 ---
--- 200 ---
Z
3
4
16-3