194
L. Picu et al.
Table 4
Measurement of whole-body vibration in the engine room
Engine room
Vibration
magnitude r.m.s.
Exposure
duration
Partial VDV
Partial exposure
A(8)
Time to reach EAV
VDV option
9.1 m/s 1.75
Time to reach
EAV A(8) option
0.5 m/s 2
Time to reach
ELV A(8) option
1.15 m/s 2
(m/s 2
)
(h)
(min)
(m/s 1.75
)
(m/s 2
)
h
(min)
(h)
(min)
(h)
(min)
Starts from the
shore
2.996
0
30
27.3
0.75
0
10
0
13
1
11
Ship is
Running
2.857
17
0
62.9
4.16
0
0
0
15
1
18
Mooring
maneuver
3.054
0
30
27.8
0.76
0
0
0
13
1
8
Idle with
generator
2.663
6
0
45.2
2.31
0
1
0
17
1
30
Results
Total exposure A(8)
= 67.691296 m/s 2
Total VDV
= 4.879325 m/s 1.75