Connection, Stiffeners, Brackets, Curved Beam, Crane, Cutouts, Lifting Lug Design

Title:

02

6.2 6.2.1 6.2.2

6.3.1 6.3.2 6.3.3 6.3.4 6.3.5 6.3.6

6.4.1 6.4.2 6.4.3 6.4.4 6.4.5

s e

d t

6.5.1 6.5.2 6.5.3

6.6

n f l a d f

6.6.1

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design design handbo handbook/ ok/sdh sdh-ti -ti local local design design.do .do

Client Title:

Project Rev.: Page:

Stru Struct ctur ural al Desi Design gn Hand Handbo book ok Chap Chapte te

Equipment:

-w ld NS 47

it

rati rati

lc

le

02

ld

.10. .10.5. 5.

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design design handbo handbookl oklsdh sdh-6 -6 local local design design .do

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Client Title:

Project Rev.: Page:

Stru Struct ctur ural al Desi Design gn Hand Handbo book ok Chap Chapte te

Equipment:

-w ld NS 47

it

rati rati

lc

le

02

ld

.10. .10.5. 5.

http.z http.z/en /enetet-gen genera eral-s l-spsn psn

akerkv akerkvaer aerner ner.co .com/s m/sites ites/rn /rnhq/ hq/rnh rnh

design design handbo handbookl oklsdh sdh-6 -6 local local design design .do

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Rev.:

02

of 50

le

5.10.3:

='\j

_j

.)T

+.

ield ield tr

iii

111111-

(lim (limit it stat stat meth method od

teri teri l.

is disreg disregard arded. ed.

material.

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design design handbo handbook/ ok/sdh sdh-S -S local local design design ..doc doc

Project:

Client: Title:

Stru Struct ctur ural al Desi Design gn Hand Handbo book ok Chap Chapte te 4 of of 5

Equipment:

B-13

Section re (}.1

to

and

tc

1:.1

Equa Equati tion on .1

ld

of equi equili libr briu ium: m:

() .1 cos

sin

T.1

(}.1

1,

45°:

( )

-

2As

Equi Equiva vale lent nt stre stress ss

Cros Crosss-se sect ctio iona na

forc forces es

M, ( }

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design design handbo handbook/ ok/sdh sdh-o -o local local design design.do .do

nH

Title:

Q\,S, II

Ix

19

12

36 7,600.10

200.20.190 400.10 .7,600.10 I'll

16

.10 ·2·4

mni'

1 11 11 11 11 1

201

6.2. 6.2.2. 2. Exam Exampl pl

l.

ro

ll ro nd Ix

12

-200.400 )+4.87.8.176

3,154.10

mm

1,264.10

mm

mm'

mm'

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design design handbo handbookl oklsdh sdh-6 -6 local local design design ..doc doc

l D

n H

r 6

127

Design

he

tr s:

T(ld=~=--

fu

tensil

tr ngth of material

fo bending.

Bending =_!_Ql

=.!!_d 32 Bendin

stress

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design handbooklsdh-6 local design doc

1111112

Project:

Client: Title:

lD

nH 7 of 5

Equipment:

Design bearin

th

pressure

te

le tr

th

re

lt

teri

a=_l

d"

and e, a=--' --s3 d"

3,0.

1,2d I,5d

: 2,5d

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design handbooklsdh-6 local design.do

lD

r6

02 Page:

Equipment:

,,o-JYm

fu

te sile stre gt ig

of ol materi ty

tr

re

should be considered

in

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io

design handbook/sdh-ti local design.do

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02

Page:

Equipment:

ryin

of 50

orce (AIS ):

where F,

ryin forc pe aste er xternall applie lo pe Nomina

bolt

stener

iamete

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design handbook/sdh-ri local design doc

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02 Page:

Equipment:

6.3.2.2 Exampl Connection withou stiffeners

Re.qJ.4.JFc..d..

SF

1,

l41l-td,:"1 5't S Z ' 11 1

Pryi

forc coef .:

50 rnm (2tf

50 1_018(150)(20)2 070(40)

021(150)(20)tf

20 20

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design handbooklsdh-6 local design.do

40

rnm)

Client: Title:

Project: Rev.:

Structural Design Handbook Chapte

02 f5

Equipment:

200

500.10

103 N/mm2

355 103

SF (J

3,45

Bolts

Fs=11

KpFs

0,39.62,5

Bolt tension: 62,5 '= Fs

sd

SF

.24

12 "l

3Qa

163,3

1,88

3.24,4.0,050

_!_(40

(J

24,4

23.3 ).20

3,66.10

- - -- '- - -

http://enet-general-spsIlo.akerkvaerneLcom!sites/mhq/mh

166 N/mm2

design handbook/sdh-ri local design.do

3[F, · b

(a

_!_400. 20 5,72.10

- - -- - -- , -

2,667.10

SF

6.3.2.

345 214

Exampl

Connection with stiffeners

Rcql./.lr~

li!H5 ZO

Ma.t~n'a.l

5t

Ib

50

800.10

-

4860

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ISo}

1+

/50=t5"O~

N/mm2

design handbooklsdh-6 local design.do

11

lD

nH

02

355 165

SF

2,15

Bolts

F~

800

1,63

Plat

ab

cl

fJ..

0..'

(J

2()0

-e

mm

a.

ZL Intern

work

k~_wc-t1

= l

b-e

a-

m,

=lTIp

lTIp

(!!_

k)~-

d-e

(s

next pa e)

Tota internal work m,

2-·2

2-

+-

http://enet-general-spsno.akerkvaernercom!sites!mhq!mh

design handbook/sdh-o local design.do

Project:

Client: Title:

Structural Design Handbook Chapte f5

Equipment:

W·=8m

a)s;

+ -

ma

rk

Collapse load

Hence: cPa

mp

+ 3450

t:[,

8.34500( 10

Nmmlmm

+.2.

http://enet-general-spsno.akerkvaemer.comlsites/mhq/mh

design handbook/sdh-ti local design doc

Title: Equipment:

f5

........._:_,

-=------7a=-

b-e

=111

b-e

=:». be+aa

b-e

7-+a-

Wi

a)s:

-+-u

b-e

Plate dcfg a=lOOmm=b

20

rnm

~---

Wic=d

!!..5 eb

"-

i=i

Wi

=111

a-=m

Wic-

Wi

4mp(~+~)5 =~

http://enet-general-spsno,akerkvaemer,com/sites/mhq/mh

design handbooklsdh-6 local design.do

Project:

Client: Title: Equipment:

f5

=4m 4. 34500(

SF =~

00

276kN

00 .10-

276

2,76

2,25

OK

_!_t Th re uire SF

ct

is dj te

ac rdin ly

2,25

(Als

6.3.

af ty

stiffe rs ha

to

ch ck d)

Co bine shear/tensio

respecti ve y. 6.3.

Frictional connection

6.3.4.

Genera

ri io th

If

ic

te th te

ta

http://enet-general-spsno.akerkvaemercomlsites/mhq/mh

design handbook/sdh-6 local design.do

Title: Equipment:

02 f5

where pr xt na

ns

5.8.4.

NS

0,7

wi

0,6

wi

ma

0,5

1,5

ma

1,0 0,8

NS

8.4.5.

aF_) 8.1.6. si xt na

Max

ns on

0,8

mi

1,0 0,85 0,7

wi

ns on

ma

wi

in bolt:

~I

Ib

~I

I'

__!!__E_

Del)

http://enet-general-spsno,akerkvaemeLcom /sites/mhq/mh esignhandbooklsdh-6o caldesigndoc

Client: Title:

Project:

Equipment:

Page:

02

compressiv forc betwee plates 1-

I':J.l I':J.l

(NV)

http://enet-general-spsno.akerkvaemer

..c om/sites/mhq/m

design handbooklsdh-6 local design.do

Title:

02 Page:

Equipment:

6.3.4.2 Example

re bolted togeth

.,

5+

60mm

J~

p=

-

1[ -

1[

eq

24

=452mm

0,1(1

60·776 lI

.A

,279

1+ ,5 1-

,721

yA External lo d: Fe

Frictiona

resistance

Il

F,

64,3kN

F~

22,5kN

http://enet-general-spsno ..a kerkvacrner.com/sites/rnhq/rn

design handbooklsdh-6 local design doc

1

Title:

02

be us d.

l'

Cut threads. Rolled ne

Bolts ·t

J,

Ig stress rang

~O'

'm

O'

Iga

11,20

m=3,0

mm

.4.2 Ig

22

Ig ~O"

Ig ia

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design handbooklsdh-61oca

design.do

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Project:

Client: Title:

r6 1 of 5

Equipment:

nV

b,_(J"

117m

b,_(J"

117m

lc

ti

tr

Alternatin

load

rm

ra

ts

,_

Fa

Fs

lc

te

ee fig. below.

below.

Str~55 ran'le:

http://enet-general-spsnoakerkvaemeLcomlsites/mhq/mh

design handbook/sdh-ti local design.do

Client: Title:

Project:

Equipment:

Page:

02

me

F,

(F, :

na ng

tnltx

-s

Fe ma Fe mi

St fn ss

(Fe)c Fe

r;'t---A

wi

wi

17V0717\1 + {

ma

tn.'"

I----(,Fe ) " , I ) . J (

(Fe)a Fe

o f o nn ec t o n wh

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Structural Design Handbook Chapte

Title:

3 of 5

Equipment:

Design criteria re

6.3.5.

to

Exampl

0,279.130,10

I'1cr

1m

A,

60.

044/026

60

60

lo ti du to pretension

I'll

130.10 .120

I'1lb

0,1643mm

io

1,

I'1lb

E·A 60 7r

1'11.

I'll

4.2 (44

washers) 26

130.10 ·68 .990

lt Sl

te

rm io

=l1l

990mm 0,0425mm

lt

spacer:

+ 1 1 1 = 0 1 64 3+ 0 0 42 5

0,2068111m

http://enet-general-spsno.akerkvaemer.com!sites/mhq/mh

design handbooklsdh-6 local design.do

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Title: Equipment:

4 of 5

spacer will increase

Compressio

Sl,

fj.l

of lates:

0,2068 0,0319

6,48

6,48

' F s = F/5/1

atigue load Fe

0,134.130

17,4kN

Stress range: 17,4.10

=49Nlmm

175,4kN

http://enet·general.spsnoakerkvaemeLcomlsites/mhq/m

design handbook/sdli-ti local design.do

0000 c200

Client: Title: Equipment:

Project: Structural Design Handbook Chapte 5 of 5

Frictiona

resistance

Fg 0,866 15,9kN

Conclusion

N/mm2

N/mm

Offshore Drilling Eq ipment".

0O

.4 6.4.1 Stiffeners/brackets

General

6.4.1.1.1

points.

ic

le

ra

\'

-

a)

,-

dotted lines. le

re io

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rc

re io

design handbook/sdh-fi local design.do

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flan es se

ketc

belo

02

(ref A. Selb rg Stalko struks oner).

=-td

re th

el!

6.4.1.1.2

(sim li

ti

4.

Example

5ECTIOJ./

http://enet-general-spsno,akerkvaemer.comlsites/mhq/mh

desig handbook/sdh-6 loca design..doc

A-A

Project:

Client: Title:

02

ible fyr Af

Ff

rc

fyrbrtr ible

F,

in flange:

rc

in stiffener:

Fi sino

Requir

area of ti ener F,

2b

.ty,

Hence:

.tys

sma

:::::ysan

If

ts

b,

:.:

tr sino

6.4.1.2

tiff ners tr nsferrin

if

conc nt ated load

ra

ri

tr te

(e

Buckling length

ti err

th

http://enet-general-spsno

akerkvaerner.corn/sites/rnhq/rnh design handbooklsdh-6 local design doc

re

io

re

Title: Equipment:

Structural Design Handbook Chapte

02 9 of 5

Rev.:

.2

Circular openings Cros sectiona

re of edge reinforc me t:

0,25dt diamet peni plat thicknes

reinstalle

th ed

stif en r:

Cutout: Stiffener: Vs

ZA

gives

Rectangula

openings

0,2b breadt

of openin b.

6.4.2.2

Example ""

Circular opening.

itzzl

F22A Re uire

tiffener

0x

15

It

d=.300

If

ioJ

Client: Title: Equipment:

6.4.3

Structural Design Handbook Chapte

Latera ly

oade

Project: Rev,:

02 0 of 5

plates

nV

~,··-··-··--··-~t

l'~_f!j

lati

mm

Villa

a,b,s,

ka

0,4 1,0 4,2

kw

1 , ~ - + 1 ,8 r 1,94s

38

for

_1,0

6,5

13,5 fo

VVV-

1,0

1,00 1,08 1,28 1,39 1,43

http://enet-general-spsnoakerkvaemeLcomlsites/mhq/m

235 265 315 355 390

design handbook/sdh-G local design.do

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Project:

Client: l D

io

th straig

n H

r 6

lo

re rt

beam ormula

th beam M·Z Y=K·-

is

correctio

V.ALUU

or

factor

J'Oll

Dunla:m

DxFn:m:N'l'

.ulu or

CmlVATVRlt

Factor

'11.-

Sectioa

IDiide Fiber 1.2 1.4

2.40

1.62 1.33 1.23 10.0 1.2

1.4

1.10

1.08 2.89 2.13 1.79 1.63 1.52

1.30

1.20

10.0

ttp://enet-general-spsno.akerkvaemeLcomlsites/mhq/mh

Fibe

3.41 1.116 1.76

..

Outsid

1.12 1.09 1.07

O.tIO 0.65 0.88 0.71 0.79 0.84 0.89 O.gl 0.93

0.224R 0.151R 0.108R 0.OS4R O.069R O.03OR 0.016R O.OO7OR O.OO39R O.OIY.UiR

0.67 0.63 0.67

0.305R O.204R O.I(OR

0.70

0.73 0.81 0.85 0.90 0.92

design handbook/sdh-S local design doc

O.U2R O.09OR

O.MIR

0.0218 O.OO93R O.