1
10/25/2010 1
TRƯNG ðI HC BÁCH KHOA TP. HCM
     
PGS. TS. NGUYN THNG
Email: nguyenthong@hcmut.edu.vn or nthong56@yahoo.fr
Web: http://www4.hcmut.edu.vn/~nguyenthong
Tél. (08) 38 640 979 - 098 99 66 719
10/25/2010 2
NI DUNG MÔN HC
Chương 1: Thm qua công trình.
Chương 2: Áp lc khe rng.
Chương 3: ðp vt liuña phương.
Chương 3a: Mô phng Monte Carlo áp
dng trong ñánh giá nñnh
mái dc.
Chương 4: ðp bê tông trng lc
Chương 4a: ðp bê tông ñm lăng (RCC)
CôNG TRìNH THY NâNG CA
PGS. Dr. Nguy?n Th?ng
10/25/2010 3
NI DUNG MÔN HC
Chương 4b: Bài toán tonhit 3D.
Chương 5: Phân tích ng sut trong ñp
bê tông khi xy ra ñng ñt.
Chương 6: ðưng hm thy công -
Ging ñiu áp.
Chương 7: ðưng ng áp lc – Nưc va
trong ñưng ng.
CôNG TRìNH THY NâNG CA
PGS. Dr. Nguy?n Th?ng
10/25/2010 4
NI DUNG THC HÀNH
1. Hưng dn s dng phn mm tính
nưc va trong ñưng ng áp lc
WaterHammer_BK.
2. Hưng dn s dng phn mm tính
khuch tán nhit 3D trong bê tông thy
công.
3. Hưng dn s dng phn mm mô
phng Monte Carlo ng dng trong tính
nñnh mái dcñp vt liuña
phương.
 !!
10/25/2010 5
!"#$#%&!!
'( ) * + , '(-./ 0(1(
23  04(
5( . * 67 + -./ 0$(
8( 9 :: ;#!(
<( 9 :: ;$9%(
=( 9 :: ;%%9(
>( 9? :2?: -@AAA(
Tài liu download t!iña ch"Web:
Web: http://www4.hcmut.edu.vn/~nguyenthong
 !!
10/25/2010 6
&#
B.CB B2 D/B C E27* C B2 - E7B 6F D2
G
B27 A, D/B C(
B2 *C @ , ,7B B2 6 2 ./B B
@ EB 6F(
!) .) *C* AB 6B2? EB2 DB2 A2 D/B C(
!) .) *) H : E7B 6F(
I(
 !!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
2
10/25/2010 7
#JK##%&#%&LJM
B 6F D2  E7B A.C
B2 . )
B2
B2 6 E7B 6F N(
B D2  6 *C OB2 6 E7B 6F
!KB2 6 :B -./ P* ơQ
B2 6 B27, * B):
B2 .
*C D2 
B2 . C @7
B2(

!!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
10/25/2010 8
#JK##%&#%&LJM
- B * *? ,)B REB2F: @CS
B2 . / - B.CB  62F
6): D) C @7 T *C *)
D2  E U. BC -V *
,2C, P
E  - C 2)
A/: B): E) N A/: UB2* *)
D2 Q(

!!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
10/25/2010 9
!K;W $#%X!
BC -V B2 6  2 67B TB2 )
C YB:N(
-V @7 DB27 TZ*C H*C* E/ FB *)
D2 (
TA2 6/ ?B *) D2  H*C* E/ FB(
0 - *) D2  H*C* E/ FB(
 !!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
10/25/2010 10
#!![#%&0&  %&0W## 
!K
PQBC -V B B2 6 B N P
\
Q*) D2  @ ./B
B 6F P/Q(
PEQGA. YB:N * ':
8
6F D2 (
XP]1EQGA. B2 ) 67B U.CB 'EYB:N+D) @(
*P]1E(QG^ B2 D2 G\(_5
'(
ρ
ρρ
ρ`5<\\
5=\\E1:
8
P- A. -B2 6. UV D2 Q(

!!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
)e1(
c
CQ
)t(T
mt−
−
ρ
=
10/25/2010 11
D$NG T%NG QUÁT C'A T(t)
 !!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
t(ngày)
T(t)
ρ
=c
CQ
T
max
0
10/25/2010 12
:G2 @7 EB B2: AB2 H U.CB YB:NZB2 6
AC* 6?: 63 D2 G\(5
\(<
P/QG@7 / / AC* 63 627 AC* a B2 6(
#%& !K 'E#![
 !!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
<>'
8bb
88=
5c_
5<b
5<8
5\=
5\'
'cc
B:N ./
B:N Y^
=5=<5=85=5b=55=$B
P]1EQX
3
10/25/2010 13
CHÚ Ý
t=0
nhitñ tăng nhanh
trong khiñ
t>>1
không còn gia tăng nhit
trong khiñ

!!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
mtmt
e
c
mCQ
dt
)t(dT
)e1(
c
CQ
)t(T
−−
ρ
=⇒−
ρ
=
Max
dt
)t(dT ⇒
0
dt
)t(dT ⇒
10/25/2010 14
da TG  E7B 6F D2  Ea* .C* A.CZ
AB YB:N Y^( $. YB:N T/ A/
`5b=E1:
8
D2 ($7 ^ B2 D2 
*`\(_>U/ :`\(8(a B N B2 6G
( ; `'=/(
D( ; ee'P
B N YQ(
 !!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
10/25/2010 15
B)BG
 !!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
C54.39)718.21(
2400
*
96
0
335*275
)15(T
015*3.0
=−=
−
C98.39)718.21(
2400
*
96
.
0
335*275
)(T
0
=−=∞
∞−
10/25/2010 16
fLK;!W;#!!g%
d#%&PLK0J#!Q
σ
σσ
σP1::
5
QC @7(
ν
νν
ν2 @7 9B@@D2  G\('=
\(5
∆T B2 @B A.C 7 P@B DB2 B B2 6 A.C 7
U/ B2 6 Dh H :B -./Q
;PQG2 @7 - *) D2  PY2: D)Q(
G2 @7 -/ D* D2 /B D2  PY2: D)Q(
 !!
. <G0, D2  - A*
PGS. Dr. Nguyn Thng
R).t(S
1
T.).t(E
ν−
∆
α
=σ
10/25/2010 17
%PQGTA26/ ?B D2  H*C* E/ FB
%
*
P1::
5
QG:TA26/ ?B *7B */ D2 Z*C 2F
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PGS. Dr. Nguyn Thng
10/25/2010 18
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10/25/2010 25
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10/25/2010 30
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. <G0, D2  - A*
PGS. Dr. Nguyn Thng