English
Wärtsilä portals
Home
Energy
Marine
Insights
Company
WÄRTSILÄ
Encyclopedia
of Marine and Energy Technology
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
What's a sacrificial anode, sagging sampson-post or scum valve?
Featured terms
Freshwater generators / distillers
A unit used for conversion of sea, well or effluent water into freshwater by vacuum distillation based on evaporation and condensation.
Bollard pull
The thrust developed at zero ahead speed. Bollard pull is the most commonly used measure of ship-assist tugs performance which have propellers optimized for maximum thrust at close to zero speed.
Crankshaft deflections
Change in distance between crank webs, measured during one rotation of the crankshaft. Crankshaft deflections are an indirect indication of the crankshaft loading condition.