
1
10/14/2010 1
TRƯNG ðI HC BÁCH KHOA TP. HCM
Khoa KTXD -Bmôn KTTNN
PGS. TS. NGUYN THNG
E-mail: nthong56@gmail.com or nthong56@yahoo.fr
Web: //www4.hcmut.edu.vn/~nguyenthong
Tél. (08) 38 640 979 - 098 99 66 719
10/14/2010 2
NI DUNG MÔN HC
Chương 1. Cht lưng, ht. phân phi nưc & thit b.
Chương 2. Qun lý cung - cu trong cp nưc.
Chương 3. Mô hình hoá & thit kht. cp nưc.
Chương 4: Phân tích mng lưi cp nưc.
Chương 5: Nưc va trong ñưng ng chy có áp.
Chương 6. Quy hoch hthng thóat nưc.
Chương 7. Mô hình hoá & thit kht. thoát nưc.
Chương 8. Thoát nưc vùng triu.
Chương 9. Qun lý vn hành ht. cp và thoát nưc.
Phn mm SWMM & EPANET
MNG LƯI CP THOÁT NƯƠ
10/14/2010 3
NI DUNG
Th
c hành 1: Mô hình dbáo nhu cu
nưc dùng vi p/p Hi quy tuyn tính
Thc hành 2: Mô phng mng lưi cp
nưc vi EPANET.
Thc hành 3: Mô phng mng lưi thoát
nưc vi SWMM.
Thc hành 4: Mô phng thy lc vi HEC-
RAS
!"#"!$%$& '
PGS. Dr. Nguyn Thng
10/14/2010 4
(
)*+, *-.*/
! $ 01
2 !3 %0 &3! 0# 4!
5 &3! 1 671 48 01 36
)18 93 6 71 :! ! 6" 36
)18 93 61 :! ! 6" 36;
()18 93 61 - 671 :! 6" 36
PGS. Dr. Nguyn Thng
10/14/2010 5
()18 93 61 - 671 :! 6" 36
PGS. Dr. Nguyn Thng
10/14/2010 6
<%5 =5>?
@A 6!3 A 36 ! 4 &$ B!A$ 0# 4! C1D E8!
43D$ E9F 4 6!3 A 6!3 636 1!7 0F $ 1 41
- 4 B$71 : 0# 4! :# G19 H!# !D G1!6I
- 4! $ 1 $# G1 B D$ " CD J1 :# G19 H!#
G1!6 $ CD G19 H!# C1DI
- ! E# $# G1 B :8 4 4$ CD 6I
- E !6 B!# ' !3D B!3 613 &$ B6 H
B! 0# 6 $ $ C D D B!3 36 H B! 0# 6
6!3 A 6! E1 G19 !6;
()18 93 61 - 671 :! 6" 36
PGS. Dr. Nguyn Thng

2
10/14/2010 7
>+? K5>?
:! H! H!#$ :D F1 6!3 EA B
636 B$71 E$ J F ! $E $ 6 " AH 4
&$ B! 618 0# 4! 6óA H!# "!8
4! 636 C$ :1D 4!
:! H ! H!#$ :D $H FH 8 B!3 1!7
6 "AH D $3$ ;
6!3 A 4 B!7 !3 4 &$ $# 41
()18 93 61 - 671 :! 6" 36
PGS. Dr. Nguyn Thng
10/14/2010 8
(
PGS. Dr. Nguyn Thng
LM
L&M
L6M L0M
5# 4!
()18 93 61 - 671 :! 6" 36
Tương tnhư
Chu kỳsng ca
mt sn ph!m
trong xã hi !
! Xác ñnh giai ñon
phát tri"n ca khu vc
p/p dbáo thích hp
10/14/2010 9
PGS. Dr. Nguyn Thng
D$ $
5# 4!
$ $
N
!$ 419
()18 93 61 - 671 :! 6" 36
?*,O @. P
10/14/2010 10
??? K/+5>?
OD Q.*O
R3$ " "3" D9613 4F 4!43 BD
6!&$A1 ' 4 $ S 0# 4! 6! D "! HD
613 H1! 336 4! 0# 6 :! $
C3$ 0# 6 618 636 D "! E36 BF 6!3 0# 6
:! G13 E3;
"8$ &8! B8H :T 68 636 D "! 01D BA
4! 43 "8$ 6!3 636 BU6 2 C 7 E$ JF ! $
:! 61 E9D 8 B!3 0# 4! 3 C3$
0# 4! 6! D "! B $# 631;
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36
10/14/2010 11
?!43 C3$ 636 D "!
PGS. Dr. Nguyn Thng
N
5# 4!
N
VW
N
VN
N
VW
5 &3!
";,XWYNYWZN
";[YWZNZW\N";[YWZNZW\N $ $
()18 93 61 - 671 :! 6" 36
10/14/2010 12
/Q>?+
K? L$$ B! B71M
$ S 0# 4! 4! !6 E$ 41 $ S0]0
618 0# 4! $# 631 D T 4!;
0# 4! ID$ $I^
T 4! S :8
PGS. Dr. Nguyn Thng
.hsK
dt
dP
a
==
∫∫
=
2
1
2
1
t
t
a
P
P
dtKdP
(
)
1212
ttKPP
a
−=−
()18 93 61 - 671 :! 6" 36

3
10/14/2010 13
/Q>?+
K?
T 4! S :8 ^
4F B6 J36 B' D
CD! 636 4! $ 1 G1 :_6 :! G13 E3;
5 &3!
`
(
V^
L
-
(
M
:! B!3
D$ B$AH 613 H1! 36 0#
4!I
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36
10/14/2010 14
0# 4! 36 6! D$ B$AH
I
(
0# 4! $ D$ B$AH
(
;
? 36 0# 4! ! " "3" D9
26 " C3$ 636 D "! BF "3 :$A !A
B';
!# D B#9 D :D " 618 636
E1 TH :! H!#$ :D !# $ ";
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36
10/14/2010 15
5>? /Q>?+
KQ? >
$S 0# 4! ! 6" 4! # E$ 41 $
S 0]0 618 0# 4! $# 6 31 4F 9 8 C3$ 0#
4!;
^
T 4! S :8 ! 6" 4! #;
PGS. Dr. Nguyn Thng
PK
dt
dP
g
=
∫∫
=
2
1
2
1
t
t
g
P
P
dtK
P
dP
(
)
1212
)()( ttKPLnPLn
g
−
=
−
()18 93 61 - 671 :! 6" 36
10/14/2010 16
36 0# 4! $ D$ B$AH
4F B6 2 D 6!#
36
!D$ :613 61F 6!3 A :a &D9 4 $ S
0# 4! :! :D " D9 D CD! " :a
03$ 0 1F9 D 41
4! 61 E9D LSHM:! B!3 4 $ S 0# 4! !
6" 4! #I:41 $ S 618 H!b$ 61 E9DI
0# 4! $ D$ B$AH
PGS. Dr. Nguyn Thng
(
)
22
)()( ttKPLnPLn
ngn
−+=
(
)
n
n
rPP += 1
1
()18 93 61 - 671 :! 6" 36
10/14/2010 17
R2 01 $8 48 !6 B! $ S 0# 4! 618 D
"! c 6!3 (WNNN 0# $ D$ B$AH
N
1#
! 6" 4! #;! &$ 41 $ S 0#
4! D :`Wd]SH;
;:! &! $#1 SH 0# 4! D9 4F B B
WNNNN0#I
&;?!43 636 $3 :' 618 :CD ^
;
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36
10/14/2010 18
5!613 &$ 0# 4! $ (D$ B$AH E36 1
6!3
`e;(SH
R3$ 1 93 D `
-
!D$ :
4!43 (" :a :# 6!
PGS. Dr. Nguyn Thng
(
)
n
n
rPP += 1
1
(
)
n
05.012500050000 +=
( )
n
n
r
P
P+= 1
1
( )
1
1
ttK
P
P
Ln ng
n−=
()18 93 61 - 671 :! 6" 36

4
10/14/2010 19
9
C3$ :`Wd6!3 ^`N;Ne\
!D$ : 6!D 6!3 A 2 41 $ S :
D CD! G1 41 B#9
PGS. Dr. Nguyn Thng
(
)
(
)
1
1ttKrnLn
ng
−
=
+
(
)
g
KrLn
=
+
1
1
/1
1
−
=
n
n
P
P
r
()18 93 61 - 671 :! 6" 36
10/14/2010 20
=D$ " $8 48 !6 B! $ S 0# 4! 618
D "! c6!3NNNNN0#1# ! 6" 4!
#; ! &$ 41 $ S 0# 4! D fd]
SH;
;:! &! $#1 SH 0# 4! D9 4F B B
(NNNN0#I
&;?!43 636 $3 :' 618 :CD ^
;
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36
10/14/2010 21
:! H! C D$ :D " 613 H1!
J36 B' D$ $ 67 $ BA 0# 4! S
" B!#$ :! :D " H36 S :8
! 0 6" 4! #;
R2 01 :! H! G1!6 $ B "3 :$A6!3
H36 B! S 0 # 4! ! G19 1 6 " 4 !
# C3$ 98 41 D :`f;ed]SH;
D$ $ BA 0# 4! S " B!#$ 4F CD!
E!8 (SH C3$ B$71 E$ J1 D9 4F
E!# 9 B!A$ :! 41! 61 E9D D9;
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36
10/14/2010 22
$8$
C 9BA 0# 4! $ S " B!#$ 6!3 "
:a 41 B#9
D B!3 `(N;YSH
PGS. Dr. Nguyn Thng
(
)
n
n
rPP += 1
1
(
)
n
rPP += 12
(
)
n
034.0112 +=
()18 93 61 - 671 :! 6" 36
10/14/2010 23
13 93
:! 6 4F U" :D " $ S
0# 4 ! 6 ! H! D "! E$ 91 ! E$
$F H! C$ :!D G1 :!;
@!3 D :D " $ 71 ! # 9c2 $ "
B6 J#9 0 8 B#9
4 $ S 0# 4!
0!$71 6!# # H3$61F $ Ba
618 ! B $ D9;
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36
10/14/2010 24
1 93 D 4 $ S 0# 4! ! 6" 4!
# D 6g J 89 : :! H! 61 E9D
_;
1 48 01 " "3" D9 BA 0 &3!
0# 4! 6! :D " 0D$ 4F 6!3 19 6
0b B 4 36 G13 6! E!# 6!3
:! 6 ;
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36

5
10/14/2010 25
/Q>?+
?*K+
6!3 J3:! 6 1!$ 61 E9D 3 f L $$ B!
6M618 BD 6!&$A1 ' 9 B!A$ 0# 4! !3 4F
B B $3 :' 3 HD !$ D 0# 4! &F!
!D ?; 13 6!3 A H!# "!8 4 &$ B!A$
:! 61 E9D D9 C3$ $8 $ D 41 $ S "1
1! 6 C D! 4 636 &$ $F 0# 4! &F! !D ? CD
0# 4! $ 6 !3 B$71 D9 6!3 h D
PGS. Dr. Nguyn Thng
)( PSK
dt
dP −=
()18 93 61 - 671 :! 6" 36
10/14/2010 26
PGS. Dr. Nguyn Thng
∫∫
=
−
2
1
2
1
t
t
P
P
dtK
PS
dP
)(
12
2
1
ttK
PS
PS
Ln −=
−
−
(
)
(
)
(
)
12
12
ttK
ePSPS
−−
−=−
(
)
(
)
[
]
2
1
22
ttK
n
n
ePSPP
−−
−−+=
!A G13
(
)
(
)
]1[
12
112
ttK
ePSPP −−
−−+=
()18 93 61 - 671 :! 6" 36
10/14/2010 27
R3$ " "3" 36 D9 6! "3" 3" 01
E3 62 J36 :! 636 C1D 8 B!3 0# 4! 8 # 6
C1D $3$ &F! !D;
PGS. Dr. Nguyn Thng
5# 4! 5# 4! &F! !D?
5 &3!
(
(
()18 93 61 - 671 :! 6" 36
S
Hin ti
10/14/2010 28
R2 01? $ S 0# 4! 618 D "! [6!3 98 41
$8H;5# 4! D "! 636 B#9 NSH D XWeW
D$ CD $ $ D YNNNND$;=$ :T 0# 4!
61!$ 61D 4F B B D NNNNND$;
;2 41 $ S SH ^I
&;36 0# 4! :! C!D (SH B;
$8$
;2 41 $ S SH ^
@A J36 B' ^ 3" 01 6!# 36 41 B#9
PGS. Dr. Nguyn Thng
(
)
(
)
[
]
2
1
22
ttK
n
n
ePSPP
−−
−−+=
()18 93 61 - 671 :! 6" 36
10/14/2010 29
0!B!3 ^`N;NWL]SHM
&;36 0# 4! :! C!D (SH B
13 J36 B' 0# 4! ! 6!# 36 41
Ye\e(D$
PGS. Dr. Nguyn Thng
(
)
(
)
[
]
10
1651451000006514570000
K
e
−
−−+=
(
)
(
)
[
]
2
1
22
ttK
n
n
ePSPP
−−
−−+=
(
)
(
)
[
]
12015.0
17000010000070000
−
−−+=
eP
n
()18 93 61 - 671 :! 6" 36
10/14/2010 30
/Q>?+ K5>
? *>QO?)*Q
@#9 D " "3" 6! "3" 36 0D$
0# 4!;
? $ S 0# 4! 4F :8$ G1f$$ B!
iE8$ B71 $ S B!$ 6 HI
i$" ! D H! 61 E9D S :8 I
iE 136 &8$ H ! 4 $ S 6D 136 6D
6 H CD E 136 4F B B $3 :' 66 B$;
PGS. Dr. Nguyn Thng
()18 93 61 - 671 :! 6" 36

