ballast tank

(redirected from Ballast tanks)

ballast tank

[′bal·əst ‚taŋk]
(naval architecture)
One of several tanks in the hold of a ship which may be pumped full of water as ballast.
One of the tanks in a submarine that are filled with water or air to submerge or surface.
References in periodicals archive ?
The business is divided into the following Lots not adjudicated separately - Lot 1: drainage and cleaning crates diesel,- Lot 2: drainage and cleaning crates JP5, oily residue and bilge crates,- Lot 3: Renewal of ballast tanks and balancing,- Lot 4: drying and cleaning the bilge of the local apparatus Motor,- Lot 5: On demand support services drying, cleaning, and restoration of the damaged areas of treatment cases, tanks and bilges,- Lot 6 (optional): Renewal of the crates lavender water,- Lot 7 (optional): the restoration-preservation speaker diesel, JP5, oily residue and bilge crates,- Lot 8 (optional): drainage and cleaning of bilge local Diesel Bow.
Discussion forums across the two-day event focused on the importance of shipboard maintenance, ballast tanks, newbuildings, cargo holds and chemical tanks.
Ballast water is seawater that ships carry to maintain balance, it is normally taken on in ballast tanks in the ship's bottom at the unloading port, and then discharged at the loading port.
The IPPIC Marine Coatings Technical Corn-mittee (MCTC) was formed in 2008 to address the International Maritime Organization's (IMO) program establishing uniform performance standards for anticorrosion protective coatings (PSPC) which are applied to ballast tanks, crude oil tanker cargo holds, and void spaces.
There was also a first-time client in Asry as Germany's International Tanker Management took their chemical/products tanker HC Dalia there and had treatment carried out in two of her ballast tanks.
Zenobia was halfway to Athens from the port of Heraklion, Crete, when it started listing to port, as a result of excess water being pumped into the ballast tanks.
He put his 27-member crew's counter-piracy drill into practice by initiating a whole-ship lock-down, increasing vessel speed to the maximum, starting fire pumps and overflowing the ballast tanks to thwart potential boarding.
On September 16, rubber insulation and old paint inside the K-150 Tomsk nuclear-powered submarine's main ballast tanks started burning during welding operations, filling the inside compartments with smoke.
Ships fill their ballast tanks with water to provide stability and maneuverability during voyages when not carrying cargo, or carrying cargo that is too light, or when stability is needed to deal with rough seas.
News reports last week said India had satellite photos of the alleged oil slick left behind when, according to Iran, the tanker washed out its ballast tanks near Abu Musa island.
She has already undergone hull and structural checks, steel repairs, renovation of ballast tanks, air conditioning, sea suction and cooling system inspections and has a crew of 32 and a Ukrainian captain.
Montclair State Professor Meiyin Wu is reasearching ways of using ultrasound to kill off invasive species in ballast tanks of cargo ships.