Feature 4 | Norway’s maritime iNdustries
TecHnical parTiculars
Hamworthy to supply to
CSBC 40,000dwt oil tanker
Taiwanese oil tankers
length o,a .......................................182.00m
length b,p .......................................174.00m Hamworthy has announced that it is to supply all-electric
Breadth (moulded) ..........................32.20m
cargo pump room systems for two 40,000dwt crude
Depth (moulded) .............................17.30m
Design draft (moulded) ...................11.00m oil tankers being constructed at China Shipbuilding
Deadweight at design draft ......40,000dwt
Corporation, Taiwan (CSBC, Taiwan) for domestic
cargo hold volume
(incl. slop tank) .............................46,000m
3
Taiwanese customer China Petrochemical Corp.
Tonnage ..........................................27,500gt
service speed (nOr with 15% s.M)
at design draft .......................... 14.60knots
class ............................... BV, i Hull Mach T
he first of the two 40,000dwt oil
tankers is due for delivery from
China Shipbuilding Corp, Taiwan
Oil Tanker csr cps(WBT) esp in mid-2011 with the second vessel to be
auT-uMs Vcs unrestricted navigation delivered at the end of 2011. The vessels
carGOcOnTrOl MOn-sHaFT will be constructed to Bureau Veritas
inWaTersurVeY cleansHip 7+ class, and will be the first tankers from the
Main engine .....................1 set 6rT-Flex50-B Taiwanese yard in 20 years. The vessel will
Mcr .............................. 9960kW x 124rpm have a length of 182m, a breadth 32.2m
nOr ............................ 8964kW x 119.7rpm and a depth of 17.3m and will have a cargo
power equipment ......4 sets x 720kW diesel volume of 46,000m
3
. Left to right: terje Bjornemo, Pump room
generator, 1 set Terje Bjørnemo, Hamworthy global sales systems sales director and mr. Bor
emergency generator director for pump room systems, has said Liang Lee, deputy director - material
Tank capacity that the selection of low harmonic variable department, CsBC.
Heavy fuel oil ........................abt. 1400m
3
speed drives came after the owner and the
Marine diesel oil .......................abt. 150m
3
yard concluded that the solution was more
Fresh water ...............................abt. 300m
3
energy efficient and more dependable than other control systems onboard, forming an
Ballast water ........................abt. 18,300m
3
traditional steam turbines that include integrated total system.
cargo oil system ...........3 cargo oil pumps, outdated steam driven piston pumps. The Using frequency converters will mean
vertical electric motor driven decision was taken in consultation with that the pumps will be able to operate
with convertot centrifugal, Taipei-based United Ship Design and at optimum performance during any
each capacity about Development Centre. unloading conditions, resulting in higher
1000m
3
/hr x 125m T.H. The order was made in October 2009 total system efficiency and lower power
stripping system ..........................1 cargo oil with the complete pump room systems consumption. When used as a direct drive
stripping pump, installations delivered by Hamworthy Pte force, electric motors will also increase
vertical electric motor Ltd, Singapore and installed onboard the system efficiency compared with alternative
driven twin screw type, vessel in time for the delivery of the vessels systems.
capacity about 100m3/hr in 2011. Rafal Kroczka, Hamworthy managing
x 125m T.H. 1 stripping “The equipment will all be controlled and director of Hamworthy Baltic Design
eductor for tank cleaning, monitored by a Hamworthy Cargo Control Centre (HBDC), said: “A study conducted
capacity about
150m3.hr. System (HCCS), a state of the art PLC-based this year at the HBDC established that
Ballast system ............................ 2 main lines control system where all signals are electric steam turbine-driven cargo pumps create
branch system rather than pneumatic,” said Mr Bjørnemo. almost three times the CO
2
emissions
Ballast pump: 750m
3
“In agreeing on this modern solution, the and double the fuel consumption when
/hr x 20m TH x 2 sets owner will benefit from all of the advantages compared to electrically-driven systems
Windlass and mooring winch ......... electro- conferred by PLC-based control.” during offloading operations.”
hydraulic driven without Type HCCS is a modular ship automation Mr. Bjørnemo added: “The benefits
auto-tension device. system that will control and monitor of this technology also include
Windlass ...... 2 x 26/20tonne x 9/15m/min the complete cargo and ballast handling improved life-cycle costs, reduced noise
Mooring winch .... 5 x 15tonne x 15m/min process, as well as of all of the alarm emissions, lower maintenance, reduced
complement............................... 30 persons and shutdown functions for maximum installation and commissioning costs,
safety. The system is prepared for easy greater operational flexibility, and safer
interconnection at various levels with operation.” NA
70 The Naval Architect January 2010
NA Jan 10 -
p70.indd 70 12/01/2010 10:07:33
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