Deviations from full-scale shown in green.

Model built by

not built

MOERI

SVA

NMRI

Tested at

n.a.

MOERI (PMM)            (NB not included in workshop)

SVA (free), CEHIPAR (PMM,  BSHC (free), FHR (shallow)

NMRI (CMT)

Scale

1.000

31.599

52.667

75.500

Main particulars

Lpp (m)

230.0

7.2786

4.3671

3.0464

Lwl (m)

232.5

7.3570

4.4141

3.0791

Bwl (m)

32.2

1.0190

0.6114

0.4265

D (m)

19.0

0.6013

0.4500

0.2517

T (m)

10.8

0.3418

0.2051

0.1430

Displacement (m³)

52030

1.6490

0.3562

0.1209

S w/o rudder (m²)

9530

9.5441

3.4357

1.6719

CB

0.651

0.651

0.651

0.651

CM

0.985

0.985

0.984

0.985

LCB (%), fwd+

-1.48

-1.48

-1.48

-1.48

Rudder

Type

semi-balanced horn rudder

semi-balanced horn rudder

semi-balanced horn rudder

semi-balanced horn rudder

S of rudder (m²)

115

0.1152

0.0415

0.0202

Lat. area (m²)

54.45

0.0545

0.0196

0.0096

Turn rate (deg/s)

2.32

13.0

16.8

20.2

Propeller

Type

FP

FP

CP

FP

No. of blades

5

5

5

5

D (m)

7.9

0.250

0.150

0.105

P/D (0.7R)

0.997

0.997

1.300

0.997

Ae/A0

0.800

0.800

0.700

0.800

Rotation

Right hand

Right hand

Right hand

Right hand

Hub ratio

0.180

0.180

0.227

0.180

Appendages

Bilge keels

None

None

None

None

Test condition

T (m)

10.8

0.342

0.205

0.143

Disp. (m³)

52030

1.649

0.356

0.121

S (m²) incl. rudder

9645

9.659

3.477

1.692

LCG (m)

111.6

3.532

2.119

1.478

GM (m)

0.60

0.019

0.011

0.097

ixx/B

0.40

0.40

0.40

0.40

izz/Lpp

0.25

0.25

0.25

0.25

Service speed

U (m/s, full scale: kn)

24.0

2.196

1.701

1.100

Fn (based on Lpp)

0.26

0.26

0.26

0.20