Thiết kế hệ thống xử lý nước cấp cho thành phố Vũng Tàu quy hoạch từ 2010 – 2030

   !
Chương 1
GIỚI THIỆU CHUNG
1.1 NHIỆM VỤ ĐỒ ÁN MÔN HỌC
!"#$"%#&'()#*&+*,)-#./0102/0304
1.2 NỘI DUNG THỰC HIỆN
5!!#!%(67#!"#$"
 8#)9((:)%#&'(
 7;%'(
 8#)9#!"#$"
 8#)9$!#"
 )*#*<=6>?@A<=6>
• 1<=6>@B#<C
• 1<=6>DEFGHI%
• /<=6>!#!"## J#74
1.3 GIỚI THIỆU SƠ LƯỢC KHU VỰC THẾT KẾ
1.3.1 Vị trí địa lý
KL*M;N+*(*@O##KC@P8;;@Q;!%#;@?98!1/0
$@6*#O@!I;@LO4
R8;LS!93%)*?)T9?6*HOU#O#K;!V
R8;H!9%W5!X6*#*&8!
R8;!9%*@HU#O#KLJYV
R8;;@!9<!Z
 [!%#8#)*K1\]^?1A$@
/
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 c!=@D!04^0d)

 e(%#fGHD&/?aaad
 e(%#fGHD&#7!g1?Aaad
L*M;+*? ##bbhhh4G(!6#;4)@ ?/00`
KL*M;2+*i]FE6*8# )Fii#*&+*?<;@B#!9<!Z
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 [!%#81A0?1/$@
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 [HD&Uf@/003V$)=/A1^00X!
 T8Y!%#F!!i@l;
1N1
   !
 !%#FO# <J# )f@/aN/`
0

 i/@l;
l;@;#.#9^F"#910
l;$#.#911F"#9A
 <!Z!%#FO# <J#./^2/\
0
_#X'giFO@B3/N3^d4
 Om@$$8# <J`0d
 :@;*f@$)=1^00@@?!;(*@/@l; n %#
l;@;#.#9^F"#910?!"@\0d(:@;
l;$#.#911F"#9Af@D;?!"@10d(:@;
U!IT!%7!gKL*M;+*?##bbhhh4G(!6#;4)@?/00`4V
Hình 1.1L=F#KL*M;2+*4
1.3.2 Lựa chọn nguồn cấp nước
[7;6*)<=F#KL*M;2+*?#;#?i#ZGlFZ(*D=!6*
D[!4D=!i# o(:(E!%;)D*F;<!@

!g@# G)*@9pG;'=# 7#!"#=!;,;'(6*)D4J#"?#;D
[!(*@)%#&'()#*&+*4
g@6*)FiD[!G*!`$@?i<I O#!E/0@?FODH#.AF"a@4qF!Z@Q;D
[!(*<9Y## !IU@O#*#e# !I(g'&/(WV?<!gFO#Q# !I#!3?^@?FQF!I$!%
FZ(*@)#*&+*4
1N/
   !
Chương 2
XÁC ĐỊNH LƯU LƯỢNG, TÍNH CHẤT NGUỒN CẤP
NƯỚC VÀ LỰA CHỌN CÔNG NGHỆ XỬ LÝ
2.1 TÍNH TOÁN LƯU LƯỢNG
2.1.1 Dự đoán dân số
[HD&#+*f@/003/A1^00?#e(g!;#fGHD&(*/?aaadbf@4;!=F#e(%
!;#fGHD&(*$Fr!# )9f@?#;#8#)9F:GHD&# )9f@D;
Bảng 2.1[7F)9GHD&#*&+*
f@ &GH f@ &GH
/003 /A1^00 /01] 3A\40^/
/00A /A]\3` /01` 3^`43^`
/00^ /^A^A` /01\ 3a]4\1/
/00a /a133^ /0/0 3]]4]/0
/00] /a`30/ /0/1 3`]4]\0
/00` /]^A^^ /0// 3\`41/\
/00\ /`/]\` /0/3 A0`4]A3
/010 /\033` /0/A A1\4aA0
/011 /\`0]` /0/^ A304`/]
/01/ 30a0/^ /0/a AA/4313
/013 31A1`A /0/] A^A410^
/01A 3//^a0 /0/` Aaa4/1/
/01^ 3311^\ /0/\ A]`4aA1
/01a 33\\`` /030 A\14A01

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4
2.1.2 Lưu lượng tính toán
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s
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D
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
(:)# X?#ts
1
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6
(:)#!FX?#!H6!g
s
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s
<6
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1N3
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5!=FR4+*i$)=^0dGHD&i#!"#<6%D!# )*@6j!#S@);Dp?<
#S@444#!gm)D&GH*i#Z(*/00(bbF?6*^0dGHD&i#!"#<6%
D!# )*(*Y#S@?#!"#<#)9#<g# )?#!gm)D&GH*(*1002
1^0(bbF?#;i#Z1^0(bbFU[332/00aV
tb
sh
Q
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1000
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1000
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1000
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Q
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(*
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H6!g(*A0(bbF4(:GlFZ)9#(*
tb
CT
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
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ks
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@x!!X<%(*300(bbFU[332/00aV
1NA
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tb
bv
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/
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/
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t1?1^4
2.2 TÍNH CHẤT NGUỒN NƯỚC VÀ YÊU CẦU XỬ LÝ
2.2.1 Tính chất nguồn cấp nước
8#F:!=F# )<=D;
Bảng 2.28#6*6I#(:&4

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

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2.2.2 Yêu cầu xử lý
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   !
2.3 PHÂN TÍCH LỰA CHỌN PHƯƠNG ÁN CÔNG NGHỆ
.<=/43?i9%'(#Ec6!9K#!gW'(FZ(*@D-4;$!
H#8:F!Z@Q;#.%?#l#O6*)#JJQ;F;E+
+F!I$!%$9?(7;F:9%#8:4
;FH?(7;%'(G7;# g#!g8!8'( •#!I?6Y*FE!=?!8
,=(#?€
2.3.1 Các công nghệ xử lý cặn lơ lửng
RH#8:F!Z@Q;#.%
% qF!Z@ :F!Z@
LZ(S
• (F:*@(:B(E(
;)
• D;'(i#ZDG}F:

)
• Y*FE!=
• &G!%#8
LZ#Zr!
• 9  !%  ,=  (:  #  S  (E
(# )
• 9F:=Bi$=fr!
6*=B$i$=fr!
• [96•<B
• Y*c#-
LZ(
• 9Bi# )19!%
,=? $H<!%#f i $=
f(S;r!
• [!%#8z
• E!=?G6Y*
•  )  ,9  # J  6Y  *?  =!
#7;!g,9# J ;(?(*@
(6Y#(!%(<'9)# O?FZ'S
'"(-!+W1$)=#X!
!;4
[7;6*)oH#8P# g?#;(7;%(*<Z(S$"#:6!<Z(4
2.3.2 Các loại bể lắng
LZ(S@I()-!?6!9:F!Z@ !g4[!FH(*<=H#8:F!Z@Q;
9()-!<Z(S?FZi#Z(7;()-!<Z(Sl:)# -@'()R4+*4
)-!<Z(S qF!Z@ :F!Z@
LZ(S#‚6*(S#p)
#.@•$"#!"
• G})c;
• Y*FE!=?!8#

• S#p)#.@•?6*)!9
F)-?$(!g#}
• G})# -@'(6!)
D#z
LZ(S;
• D;(Si#ZGƒ#„FZ
E!#!g#}
• [#!"#$"?G6Y*
• [!%#8(
• G})9# -@'(i
D#(
1N]
   !
LZ(SFc
• !"#$!%@G!%#8 • G})# -@'(i
D#z
LZ(S# )i#WB
(E(
• !%,=';)?GlFZ(SB
(E(i$=f$p)#}
• !"#$"?6Y*c#-
[7;6*)oH#8# g#;(7;)<Z(S(*<Z(S;)B<Z(S# )i#WB(E
(4
2.3.3 Các loại bể lọc
)-!<Z( qF!Z@ :F!Z@
LZ(;
• [G*,;D9#!%#:'= ;
# )<Z
• G})D#(
• [6Y*?(SFB#FX&

• T8#<Z(,9?6!%(S
F-#9*(;?6;?&€
D>B6*$I
LZ(Y@
• [G*,;D9#!%#:'= ;
# )<Z
• [6Y*?(SFB#FX&
• #(:D;(#&#6*r
F
• G})# -@'(i
D#z
• ".#X!!;)-#FO
(!g#},91*Fg@?'= ;
!%#:H Q"@ $8
@*(? #-) <#$8 6*@l!
!(*@'#(:4
LZ(9(7
• 5?(S 9;?#!"#$!%@G!%
#8
• TW@9<E@F:#/
• T'= ;!%#:9D#H@
• i#Z#f!IG*(6Y#(!%
(?#f6Y#&(
• R96•<B
• T$& " F: (:
9#@#
• Ti#p)Gn!s ;(
• 7&$!@#F!%
LZ(@*
• [6Y*?,9# JFE!=

• !"#<z
• …##-) ;<l
• !8;)
• S(
• ;@*@!
s;H#8# g#;%'((*<Z(;
2.3.4 Các loại bể tạo bông
)-!<Z#-)< qF!Z@ :F!Z@
LZ=c')9J
# }
• j!i#-)c#-
LZ=c')9J

• !%,=;)
• r##9(76*G#8z
• Ti#8#)9#-)<OH
#<I@B#
• 9G})D#z
LZ  =  c  69
f
• E!=# )'HG76*,=(6Y
*
• T&!(:'HG7(EG)
!I69f
• LZ=!'H;)
LZ  =  c  i  (
• #-)F:!=?$W!I@9 • TP!FOY@?#X(B
1N`
   !
B(E( @iE$8

• T#&!I;)'HG7
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LZ=c#-)<
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• T=fF!IKXFO$
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• G})*@9iD#(
• W  @9  @i?  #!"#  < E  $8
8'9
• [!I*?,=(c#-
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#S?# 8#(xH&!
• s=(c#-
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,;(6Y#(!%-#
• [lFZ$DS#6*$i!IB
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2.4 Sơ đồ công nghệ xử lý
Sơ đồ công nghệ 1
D;(S
X!
!g#}
J/41EFGHI%#p)E91
RE91DG}<Z(S;FZ(SB(E(?#6Y*?#!"#$"FE!=?(-!

#&G!%#8+#&i;#4J#"?DEFGHI%#p)E91#8:
)o# JPo6liF#F;! O k!?!8FW#<;FW8#?i#ZY!
!6Y*;)4
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   !
Sơ đồ công nghệ 2
 ;(D;(S
X!
DG}
J/4/EFGHI%#p)E9/
RE9/G}<Z(S# )i#WB(E(#;#")<Z(S;?##!"#$"6Y
*c#-?=!F=@<=)((:6*)<Z=!F!Ij;?$F:#;Fr!?!8'HG7
<;FW#&$†@?(-!#!"#$!%@F:G!%#8?G)$W<Z#-)<)?#!"#$!%@F:i;
#?GƒF"#!"#$!%@F:!8(4J#"?DEFGHI%#p)E9/F:
DG})o# J$iG!%#8(?!8FW#<;FW(4
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Chương 3
TÍNH TOÁN CÁC CÔNG TRÌNH ĐƠN VỊ THEO
PHƯƠNG ÁN 1
3.1 SƠ ĐỒ DÂY CHUYỀN CÔNG NGHỆ THEO PHƯƠNG ÁN 1
D;(S
X!
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Hình 3.1EFGHI%#p)E91
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F!Z@6Y*?#!"#$"FE!=?:F!Z@#&G!%#86*$#!"#$!%@F:i;#4

3.2 BỂ GIAO LIÊN
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!;(# )<Z!;)(!g(*1y#4
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3.3 BỂ KHUẤY TRỘN VÀ BỂ PHẢN ỨNG
3.3.1 Tính toán lượng phèn cho vào bể
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