Ballast Water System
 |
| Ballast Water System |
Purpose
of Ballast Water System
·
Control ship
draft, trim, heel for safe sailing and swift loading/unloading.
·
Stability
rules limit the maximum tank size.
Location
·
Pipeline
through the ship.
·
Two pumps in
engine room, valves in pipe tunnel or engine room. 6 … 10 deep tanks widely
distributed. Ring line must be inside B/5.
·
Pumps can also
be in fore pump room (pax ships) or cargo pump room.
·
Roro ships
have often anti-heeling tanks as separate high capacity system.
Main
components
Centrifugal
pump
Design
problems
Occasional suction problems.
Operation
problems
Very
seldom
 |
| Ballast Water System in engine room |
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