• No results found

Computational Analysis of Geometric Nonlinear Effects in Adhesively Bonded Single Lap Composite Joints

N/A
N/A
Protected

Academic year: 2022

Share "Computational Analysis of Geometric Nonlinear Effects in Adhesively Bonded Single Lap Composite Joints"

Copied!
23
0
0

Laster.... (Se fulltekst nå)

Fulltekst

(1)
(2)
(3)
(4)
(5)

10 1.1 30

5

1

30 5

! x

y

(6)

28 29 30 31 32 33 34 35 36 0

1 2 2.433

0.00338 0.0588 0.114 0.17 0.225 0.28 0.336 0.391 0.447 0.502 0.558

(7)

UPPER PLATE

LOWER PLATE y=2.1

y=0

ADHESIVE LAYER

Shear stress

(8)

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0

0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45

! Fx

Nonlinear Linear

(9)

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0

0.05 0.1 0.15 0.2 0.25 0.3 0.35

!

v

Nonlinear Linear

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45

0 0.5 1 1.5 2

Fx

"eqv

Nonlinear Linear

!

(10)

0 0.05 0.1 0.15 0.2 0.25 0.3 0

0.2 0.4 0.6 0.8 1 1.2 1.4

!

" eqv

Nonlinear Linear

0 0.05 0.1 0.15 0.2 0.25 0.3 0

0.02 0.04 0.06 0.08 0.1

!

" xy

Nonlinear Linear

(11)

A B Composite-adhesive-steel Steel-adhesive-steel

All steel

[90/0]

[0/90]

2s 2s

(12)

15 16 17 18 19 20 21 22 23 0

1 2

0.000578 0.0803 0.16 0.24 0.320.399 0.479 0.559 0.639 0.718 0.798

27 28 29 30 31 32 33 34 35

0 1 2

0.000578 0.0803 0.16 0.24 0.320.399 0.479 0.559 0.639 0.718 0.798

(13)

0 0.05 0.1 0.15 0.2 0.25 0.3 0

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9

!

" N,eqv/" L,eqv

Steel−adh.−comp. A Steel−adh.−comp. B Comp.[0/90]2s Comp.[90/0]

2s Welded steel Steel−adh.−steel

(14)

0 0.05 0.1 0.15 0.2 0.25 0.3 0

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9

!

" N,y /" L,y

Steel−adh.−comp. A Steel−adh.−comp. B Comp.[0/90]2s Comp.[90/0]2s Welded steel Steel−adh.−steel

(15)

0 0.05 0.1 0.15 0.2 0.25 0.3 0

0.1 0.2 0.3 0.4 0.5 0.6

! v N/v L,max

Steel−adh.−comp. A Comp.[0/90]2s Comp.[90/0]2s Welded steel Steel−adh.−steel

(16)

B

B A

A

Non-symmetric material model

Symmetric material model

0 0.05 0.1 0.15 0.2 0.25 0.3

0 0.05 0.1 0.15 0.2

!

v N

Steel−adh.−comp. A Steel−adh.−comp. B

0 0.05 0.1 0.15 0.2 0.25 0.3

0 0.5 1 1.5 2

! v N/v L,max

Steel−adh.−comp. A Steel−adh.−comp. B

(17)

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0

0.2 0.4 0.6 0.8 1 1.2 1.4

! F N,x/F L,x

Comp.[0/90]2s Comp.[90/0]2s Welded steel Steel−adh.−steel

(18)

0 0.05 0.1 0.15 0.2 0.25 0.3 0

0.2 0.4 0.6 0.8 1

! Sxy N/Sxy L,max

Comp.[0/90]2s Comp.[90/0]

2s

Steel−adh.−steel

(19)

0 0.1 0.2 0.3 0.4 0.5 0

0.05 0.1 0.15 0.2 0.25 0.3 0.35

! vN/vL,max

0 0.1 0.2 0.3 0.4 0.5

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4

!

F x

Nonlinear Linear

v min

(20)
(21)
(22)
(23)

Referanser

RELATERTE DOKUMENTER

I selve planområdet må lydnivåer i området mellom 40 og 50 dBA forventes, nær møllene opp til ca 60 dBA.. Konsekvensutredning Fakken vindpark Tabell 4: Sammendrag av

Området rundt Herresbekken er preget av flere menneskelige inngrep. Som det fremgår av figur 1.3 under, går det en bilveg over nedre del av bekken, like over utløpet i Logna. Langs

A pressure load was imposed on a finite element (FE) model of single- sided, beam-to-column joints with bolted fin-plate connections. The load represented the pressure originating

Figure 7.8: Local results in node 1 through 8 according to Figure 6.9 for the analyses in Abaqus/Standard with very coarse, standard and fine solid mesh, the Abaqus/Standard

The bolts are normally placed in one line (one row), and as close as possible to the section wall to minimize the bending moment in the end-plate, and to limit the increase in

From quasi-static tests conducted earlier [9], critical energy release rate was found for Mode I and Mode II using the area method and the compliance calibration

Det er vurdert konsekvens på miljø og samfunn av tre alternativer; nedleggelse av vindkraftverket (alt 0) og montering av enten 5 (alt 1) eller 3 (alt 2) nye turbiner. I sum

Liervassdraget er viktig for sjøaure og laks, og lakseførende strekning i Glitra begrenses av et naturlig vandringshinder ved kote 70, ca 160 m oppstrøms Sjåstad 2