Eins

atz

von

CFD

zur

Neu

entw

ickl

ung

und

Opt

imie

rung

von

Sch

iffs-

antr

iebe

n–

10 J

ahre

Erf

ahru

ngen

bei

Voi

th

Dirk

Jür

gens

Voith

Tur

bo S

chne

ider

Pro

puls

ion

Gm

bH &

Co.

KG

Hei

denh

eim

, Ger

man

y

Voith

Sch

neid

er P

rope

ller (

VSP)

Inha

lt

1.Ph

ysik

alis

ches

-und

tech

nisc

hes

Prin

zip

des

Voith

Sch

neid

er P

rope

llers

2.C

FD z

ur O

ptim

ieru

ng e

xist

iere

nder

Pro

dukt

e

3.C

FD z

ur E

ntw

ickl

ung

neue

r Pro

dukt

e

4.C

FD a

ls Q

uelle

neu

er P

rodu

ktid

een

5.Zu

sam

men

fass

ung

Exp

erim

enta

l ves

sel 1

928

Voith

-Sch

neid

er-P

rope

ller

VSP

VSP

driv

ensh

ips

ship

s

Voith

Voith

-- Wat

erW

ater

-- Tra

ctor

sTr

acto

rs, d

oubl

e, d

oubl

e --en

ded

ende

dfe

rrie

sfe

rrie

s ,,m

ineh

unte

rsm

ineh

unte

rs, O

SV, O

SV

Voith

Wat

er T

ract

orC

hara

cter

istic

s of

the

trac

tor c

once

pt

1V

SP

und

er h

ead

of th

e sh

ip2

nozz

le p

late

3st

abili

zing

fin

unde

r af

ter s

hip

4to

win

g ge

ar5

cent

ral w

heel

hou

se4

5

31

2

Voith

Sch

neid

er P

rope

ller (

VSP)

Cyc

loid

al P

ropu

lsor

K

inem

atic

alpr

inci

ple

iVSP

Inha

lt

1.Ph

ysik

alis

ches

-und

tech

nisc

hes

Prin

zip

des

Voith

Sch

neid

er P

rope

llers

2.C

FD z

ur O

ptim

ieru

ng e

xist

iere

nder

Pro

dukt

e

3.C

FD z

ur E

ntw

ickl

ung

neue

r Pro

dukt

e

4.C

FD a

ls Q

uelle

neu

er P

rodu

ktid

een

5.Zu

sam

men

fass

ung

Mod

el te

sts

on p

rope

ller v

entil

atio

n

Thru

st o

f the

VSP

by

Com

puta

tiona

l Flu

id

Dyn

amic

s (C

FD)

Thru

st

Thru

st o

f the

VSP

by

Com

puta

tiona

l Flu

id

Dyn

amic

s (C

FD)

VS

P w

ith

guar

d

Cav

itatio

n te

sts

with

VS

P m

odel

sC

avita

tion

obse

rvat

ion

–�

= 0.

15, �

n=

2.71

Flow

sw

ithca

vita

tion

Impr

ovem

ent o

f by

CFD

Pro

pelle

r –H

ull I

nter

actio

n

Pres

sure

Dis

trib

utio

n an

d Fr

ee S

urfa

ce

of a

Voi

th W

ater

Tra

ctor

Pres

sure

dis

trib

utio

n at

an

OSV

Stu

dies

on

prop

elle

r ven

tilat

ion

Duc

ted

Scr

ew P

rope

ller

Mod

el te

sts

on p

rope

ller v

entil

atio

n

Mod

el te

sts

on p

rope

ller v

entil

atio

n

VS

P

VR

P

CFD

resu

ltsfo

r h/d

=0.5

CFD

resu

ltsfo

r h/d

=0.3

9

Com

paris

on E

xper

imen

t -C

FD

0102030405060708090100

00.

10.

20.

30.

40.

50.

60.

70.

80.

91

�h/d

thrust�[%]

VS

P C

FDV

SP

Exp

.

Ven

tilat

ion

Voi

th-S

chne

ider

-Pro

pelle

r

0102030405060708090100

00.

10.

20.

30.

40.

50.

60.

70.

80.

91

�h/d

thrust�[%]

VR

P C

FDV

RP

Exp

.

Com

paris

on E

xper

imen

t -C

FD

Ven

tilat

ion

Voi

th-R

adia

l-Pro

pelle

r

0102030405060708090100

00.

10.

20.

30.

40.

50.

60.

70.

80.

91

�h/d

thrust�[%]

VR

PV

SP

Com

paris

on V

SP

and

Azi

mut

h Th

rust

er

Ven

tilat

ion

Voith

Was

sert

reck

er

35°

Wav

e Pa

ttern

: 35°

Yaw

Ang

le

30°

Pres

sure

Dis

trib

utio

n: 3

0°Ya

w A

ngle

35°

Pres

sure

Dis

trib

utio

n: 3

5°Ya

w A

ngle

40°

Pres

sure

Dis

trib

utio

n: 4

0°Ya

w A

ngle

45°

Pres

sure

Dis

trib

utio

n: 4

5°Ya

w A

ngle

50°

Pres

sure

Dis

trib

utio

n: 5

0°Ya

w A

ngle

55°

Pres

sure

Dis

trib

utio

n: 5

5°Ya

w A

ngle

30°

Stre

am L

ines

: 30°

Yaw

Ang

le

35°

Stre

am L

ines

: 35°

Yaw

Ang

le

40°

Stre

am L

ines

: 40°

Yaw

Ang

le

45°

Stre

am L

ines

: 45°

Yaw

Ang

le

50°

Stre

am L

ines

: 50°

Yaw

Ang

le

55°

Stre

am L

ines

: 55°

Yaw

Ang

le

Stee

ring

Forc

esas

a F

unct

ion

of th

e Ya

w A

ngle

an

d To

w L

ine

Ang

le

4080120

160

200

240

280

320

3035

4045

5055

yaw

ang

le [°

]

steering force [t]

TLA

0°TL

A 10

°TL

A 20

°TL

A 30

°TL

A 40

°TL

A 60

°

Voith

Wat

ertr

acto

rin

wav

es

Pull

0°hw

= 4

.5 m

Tp =

5,9

9 s

Tug

in w

aves

Voith

Shi

p Si

mul

ator

PMM

-Tes

ts w

ith C

FD

PMM

-Tes

ts w

ith C

FD

pure

sw

aym

anoe

uvre

pure

yaw

man

oeuv

re

PMM

-Tes

ts w

ith C

FD –

pure

yaw

man

oeuv

re

Sim

ulat

or

Inha

lt

1.Ph

ysik

alis

ches

-und

tech

nisc

hes

Prin

zip

des

Voith

Sch

neid

er P

rope

llers

2.C

FD z

ur O

ptim

ieru

ng e

xist

iere

nder

Pro

dukt

e

3.C

FD z

ur E

ntw

ickl

ung

neue

r Pro

dukt

e

4.C

FD a

ls Q

uelle

neu

er P

rodu

ktid

een

5.Zu

sam

men

fass

ung

Voith

Rad

ial P

rope

ller (

VRP)

�

Voith

Rad

ial P

rope

ller -

App

licat

ions

Voith

Rad

ial P

rope

ller -

App

licat

ions

CFD

on

Voi

th R

adia

l Pro

pelle

r

An

auto

mat

ic c

alcu

latio

n st

rate

gy is

dev

elop

ed th

at in

clud

es

the

follo

win

g ta

sks:

auto

mat

ic o

ptim

isat

ion

loop

–pa

ram

etris

atio

nof

the

VRP

geom

etry

–au

tom

atic

3D

geo

met

ry g

ener

atio

n–

auto

mat

ic m

esh

gene

ratio

n fo

r CFD

cal

cula

tions

–au

tom

atic

pos

t pro

cess

ing

of C

FD re

sults

–em

bedd

ing

the

proc

edur

e w

ithin

an

optim

isat

ion

loop

VRP

Opt

imis

atio

n

Opt

imis

atio

nO

ptim

isat

ion

of V

RP

of V

RP

Noz

zle

Noz

zle

Pres

sure

dis

trib

utio

n at

an

OSV

Velo

city

dis

trib

utio

n

0°

Stre

amlin

es

0°

4°

Stre

amlin

es

6°

Stre

amlin

es

7°

Stre

amlin

es

8°

Stre

amlin

es

9°

Stre

amlin

es

Velo

city

dis

trib

utio

n at

0°a

nd 8

°inc

linat

ion

angl

e

Velo

city

and

pre

ssur

e di

strib

utio

n at

0°a

nd 8

°inc

linat

ion

angl

e

Effe

ctiv

eth

rust

due

to in

tera

ctio

nef

fect

s

40%

50%

60%

70%

80%

90%

100%

01

23

45

67

89

10

incl

inat

ion

angl

e [°

]

totel thrust ratio [%]

Inha

lt

1.Ph

ysik

alis

ches

-und

tech

nisc

hes

Prin

zip

des

Voith

Sch

neid

er P

rope

llers

2.C

FD z

ur O

ptim

ieru

ng e

xist

iere

nder

Pro

dukt

e

3.C

FD z

ur E

ntw

ickl

ung

neue

r Pro

dukt

e

4.C

FD a

ls Q

uelle

neu

er P

rodu

ktid

een

5.Zu

sam

men

fass

ung

Voi

th S

chne

ider

Pro

pelle

r with

guar

d

VWT

Gua

rd

Mod

ifica

tion

of g

uard

pla

te

Slot

ted

guar

d in

full

scal

e

VS

P T

hrus

t

MVS

P-S

tabi

lizin

g M

omen

t by

the

VSP

Mw

ave

-Ex

citin

g w

ave

mom

ent

Voi

th R

oll S

tabi

lisat

ion

(VR

S)

FESO

KIM

O w

ird b

enut

zt u

m

die

Last

en in

nerh

alb

des

VSP

zu b

estim

men

.

Alle

wirk

ende

n La

sten

w

erde

n in

die

sem

Mod

ell

kom

bini

ert.

CFD

-Ana

lyse

+ M

asse

nkrä

fte

Dru

ckve

rtei

lung

Wer

kzeu

ge z

ur V

erbe

sser

ung

des

VSP:

FEM

Abl

aufp

lan

eine

r Fes

tigke

itsan

alys

e

Eing

abed

aten

aus

de

r CFD

-Ber

echu

ng:

hydr

odyn

amis

che

Krä

fte u

nd M

omen

te

Wor

st-C

ase

Fall

wird

ext

rahi

ert

Last

en

Nor

th s

eash

ip s

peed

9kn

wav

ehe

ight

4m

Rol

l sta

bilis

atio

nat

full

scal

e

Inha

lt

1.Ph

ysik

alis

ches

-und

tech

nisc

hes

Prin

zip

des

Voith

Sch

neid

er P

rope

llers

2.C

FD z

ur O

ptim

ieru

ng e

xist

iere

nder

Pro

dukt

e

3.C

FD z

ur E

ntw

ickl

ung

neue

r Pro

dukt

e

4.C

FD a

ls Q

uelle

neu

er P

rodu

ktid

een

5.Zu

sam

men

fass

ung

Zusa

mm

enfa

ssun

g

•Vo

ith S

chne

ider

Pro

pelle

r sin

d hy

drod

ynam

isch

seh

r kom

plex

•C

FD is

t die

Bas

is a

ller P

rope

ller-

und

Schi

ffsen

twic

klun

gen

•M

odel

liert

e Ph

ysik

: Fre

ie O

berf

läch

en, K

avita

tion,

6 D

OF

•C

FD h

at d

ie S

chad

ensh

äufig

keit

deut

lich

redu

zier

t

•VR

P ko

nnte

dur

ch a

utom

atis

iert

e O

ptim

ieru

ng in

seh

r kur

zer

Zeit

entw

icke

lt w

erde

n

•N

eue

Prod

uktid

een

konn

ten

durc

h C

FD k

reie

rt w

erde

n