Free Water
How does water get into crude oil cargo tanks? Extraction The starting point when considering sources and mechanisms for the…
Category: Tanker
Crude Calculations
Free water. The measured volume of water in a tank not in suspension with the liquid in the tank at…
PORTABLE SUBMERSIBLE PUMPS
Check that all hoses and connections are in satisfactory condition and that there are no leaks or soft spots. The…
CARGO TANK VAPOUR TIGHTNESS TEST
Code of Federal Regulations (CFR) requires tanker vessels to issue a vapour tightness certificate with the code. This is to…
SLOP TANK AND CARGO TANK HEATING
Both the port and starboard slop tanks are fitted with internal grid type heating coils. The port slop tank has…
OPERATION OF THE INERT GAS SYSTEM
The flue gas system main control panel is situated in the CCR. This panel contains the programmable controller pushbuttons etc,…
Inerting Cargo Tanks
System explained basis my present vessel. INITIAL INERTING Under normal operating conditions the vessel is kept totally inerted. However, after…
Ship Shore Interface (Cargo operations-Tankers)
SUPERVISION AND CONTROL Within the tanker trade, the ship/shore interface plays a vital part in operations. It is an area…
The Flammability Diagram
a) Petroleum is highly flammable (fuel) b) Sources of ignition may be present at various locations. (Ignition) c) Oxygen…
Oil Spill On Deck (Tankers)
Small spills can occur during routine transfer operations on the ship, i.e. during loading, discharging, ballasting, bunkering etc. If an…