2. About Us
➢ Provide Multiphysics Numerical simulations for unusual
marine problems.
➢ Suggest suitable combination of Energy saving device
(ESD) to reduce the resistance and increase the vessel
speed.
➢ Development of customized marine software for the
routine and manual work.
EEXI
4. CFD for different Applications and Projects
▪Numerical Wave Tank (Unsteady waves)
▪Slamming, Sloshing and Runup
▪Green Water and Wedge Impact load analysis
▪Analysis of propeller
▪Trim curve generation using CFD
▪Duct performance analysis using CFD
▪Planner motion mechanism (Maneuvering)
5. Existing ship fails
➢ When the vessel gets operated at different
The vessel is efficient for the designed speed, draft and trim
Speed, Draft and Trim
CFD Analysis → Reduction of
Fuel Oil consumption
8. Hydrodynamic and Energy Saving Devices
1. HULL
i. Fore body shape
ii. Aft body shape
iii. Asymmetric aft body
iv. Stern tunnel
v. Twin skeg
2. PROPELLER
i. Contracted & loaded tip propellers
ii. Contra rotating propellers
iii. Highly skewed propeller
iv. Controllable pitch propeller
v. New blade section propeller
vi. Number of propeller blades
Propeller Zone
A. Before Propeller
i. Grothues Spoilers
ii. Schneekluth duct/nozzle
iii. Mewis Duct
iv. Becker Mewis duct
v. Becker Mewis duct-twisted
vi. Hitachi Zosen Nozzle
vii. Wake equalizing and flow
separation alleviating
devices
viii. Pre-swirl Fins and stators
(devices)
ix. Simplified compensative
nozzle
B. At Propeller
i. Mitsui integrated ducted
propeller
ii. Tip modified propeller
iii. Kappel propeller
iv. New blade section propeller
v. Number of blade propeller
blades
vi. Kort nozzle
vii. Hitachi Zosen nozzle
viii. Contracted and loaded
tip(CLT) propeller
C. After Propeller
i. Post-swirl stators
ii. Post-swirl devices
iii. Post-swirl stators and ducts
(devices)
iv. Propeller boss cap
v. Propeller boss cap fins
vi. Divergent propeller cap
vii. Propeller cap turbines
viii. Grim vane wheel
ix. Hub vortex vane propeller
x. Vortex generator
xi. Simplified compensative
Nozzle
xii. Stator fin
xiii. Hub vortex vane
Rudder Zone
A. Before Rudder
i. Becker flap
ii. Becker flap with closed
linkage
iii. Rudder bulb system
iv. Kawasaki rudder-bulb fins
v. IHI additional thrusting fins
vi. Becker nozzle
vii. Rudder bulp
B. At Rudder
i. Rudder thrust fins (Rudder
fins)
ii. Becker twist
iii. Twisted rudder
iv. Twisted trailing edge
v. Asymmetric rudder
vi. Becker schilling
C. After Rudder
i. Becker steering nozzle
ii. Stern flap
iii. Becker flap
iv. Becker flap with closed
linkage
v. Becker Schilling
vi. Becker Twisted trailing edge
vii. Twisted leading edge rudder
3. Skin friction reduction
A. Air lubrication
i. Air cavity system
ii. Micro-bubbles
iii. Air film
B. Hull surface texturing
4. Renewable energy
A. Wind
i. Towing kites
ii. Rotar sails
iii. Turbo sail
iv. Flettner rotors
v. Wind mills
B. Solar
9. Highly Recommended ESD
➢ Kort nozzle,
➢ Propeller boss fin cap
➢ Stators
➢ Rudder thrust fins
➢ Rudder bulbs
➢ Vortex generators
➢ Semi –circular duct
➢ Mewls duct
➢ Wake equalizing duct &
➢ Becker Mewls duct
➢ Fins
➢ Ducting
15. ➢ Trim curve in excel file for the practical operational profile
(speed, draft and trim) to reduce the fuel oil consumption (Up to
6%).
➢ Suitable combination of Energy saving device to improve the
ship performance by reducing the engine power for the same
speed (Up to 15%)
NauticalCFD can Offer
16. Thank you !
Contact Us
Sales & Business: Ms. Swetha
Email: Shweta@proglobalmarine.com
M: 877 720 4431
