powerpoint-präsentation · 2018-03-21 · ... [g/cm³] 2,68 2,68 2,68 1,3 1,77 ... tensile...

property F1 G1 G2 G3 G4

type fibres mat mat mat mat

material AR-glass AR-glass AR-glass PVA carbon

roving distance (0°/90°) [mm] 10/10 10/10 27/27 12/18

tex count (0°) [tex] 45 2.700 2.400 2.700 3.200

specific gravity [g/cm³] 2,68 2,68 2,68 1,3 1,77

modulus of elasticity (0°) [MPa] 72.000 72.000 72.000 27.000 170.000

tensile strength (0°) [MPa] 2.000 2.000 2.000 1.270 1.890

G4G2G1

mass [kg/m³] B1 B2 LB1

cement 550 650 600

micro silica 41 49 45

fly ash 124 146 105

water 248 293 243

superplasticizer 3 4 17

retarder 9

quartz powder 0,032/0,1 9 9

sand 0,1/2 (3 types) 942 922

fibres 27 ( 20)

expanded glass 0,1/1 (3 types) 226

pigments 18

w /z (w /b ) [-] 0,45 (0,386) 0,45 (0,386) 0,43 (0,38)

V W/V P [-] 0,44 0,46 0,41

ρ fr [kg/m³] 2.129 2.099 1.263

parameter unit n B1 B2 LB1

age i [d] [-] 28 28 2

f ctm,prisma,id 3 8,8 14,7 4,3

σ 0,9 0,4 1,2

f cm,prisma, id 6 88,0 79,2 29,9

σ [MPa] 2,0 2,3 2,5

E m,cylinder, id 3 36.200 27.200

σ 755 1.649

mix design

fctm

100/150 (d/h)

0

2

4

6

8

10

0 5 10 15 20 25 30

0

50

100

150

200

250

300

350

400

rel. s

lum

p Γ

P[-

]

t in min

spre

ad

-flo

w

FH

in m

m

B1 B2 LB1

B1 B2 LB1

1 segment 60 x 30 x 60 non-reinforced B1 B1

2 segment 60 x 30 x 60 fibres B2 (F1) B2 (F1)

3 segment 60 x 30 x 60 mat B1 (G1) B1 (G1)

4 segment 60 x 30 x 60 mat B1 (G3)

5 segment 60 x 30 x 60 mat + fibres B2 (G1+F1)*1

6 segment 60 x 30 x 60 mat + fibres B2 (G3+F1)*1

7 element 60 x 30 x 60 mat + fibres B2 (G3+F1)*2

8 pilot test 200 x 30 x 0,5 non-reinforced B1

9 segment 30 x 70 x 0,5 non-reinforced B1

10 segment 30 x 70 x 0,5 mat LB1 (G4)

11 element 520 x 70 x 30 mat LB1 (G2)

*1 concreting stopped

*2 fibres reduced

injectionpum

pin

g s

um

pco

ncr

ete

canoe

no. part dimensions

[cm]

type of

reinforcement

pouring

p = 1 4 bar

injection

bottom part element

Dmax ≤ 2 mm

fctm,28d ≥ 12 N/mm² fcm,28d ≥ 80 N/mm²

FH ≥ 240 mm

t = 30 min

p = 1 bar, t = 24 h

injection

Dmax ≤ 1 mm

fctm,2d ≥ 4 N/mm² fcm,2d ≥ 25 N/mm²

t = 30 min

ρtr ≤ 1,1 kg/dm³

rheologymixing

proceduresreinforce-

mentgeometry

26