Deformation of Concrete

Fall 2010

Dept of Architecture

Seoul National University

10th week

Force method 2.

4.4 Settlement Idealization of settlement

3

48

FL

EI

3

1

1 06 ,c c

lF t

E t t I

01 0

1 0

( ),

1 ,

cc

E tE t t

t t

1528

-1131

-367.5

278.4

307.9

89.1 397

Release for 3 determinate structures

839.8

-1131

278.4

-100

178

278.4 291.2

178

278.4 291.2

291.2

397

89.1

178

88

189.3

106

2

oI I Ar

The restraining forces

creep shrinkage relaxation

N N N N

M M M M

o 0

1 0

mc c

c

i c ccreep i

A B tNE

B I tM

1 0

mc c cs

c

i c cshrinkage i

A BNE

B IM

prestressing

ps pr

ps ps pr i

AN

A yM

0

0

0

,1 ,

c

c

E tE t t

t t

o

2

1

c

NI B

MB AE AI B