Tải bản đầy đủ (.doc) (48 trang)

XÁC ĐỊNH KÍCH THƯỚC VÀ BỐ TRÍ MẶT BẰNG KHO LẠNH

Bạn đang xem bản rút gọn của tài liệu. Xem và tải ngay bản đầy đủ của tài liệu tại đây (457.54 KB, 48 trang )

Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn



 !"#$%$&'(!")*!
+,-.!"'/!"0(
123/!"
4567/!"
85/!"0(9/,'6:;!"
1<=>?5@AB5C?D5E>FG
H115!I':J3K!"23/!"
15!'L'2''M,A
'
45!-,&!'2''M,N
'

8,O.$P'6P!"%$3K!"23/!"
Q,O.$P'6P!"%$3K!"23/!"
R<ST!0(3K!"23/!"!
H145!I':J3K!"'67/!"
15!'L'2''M,A
'
45!-,&!'2''M,N
'

8,O.$P'6P!"%$3K!"'67/!"
Q,O.$P'6P!"%$3K!"'67/!"
R<ST!0(3K!"'67/!"!
H18('69U'VW!"IP)*!
45?5XF>FG
H415!S!,&'P':;!"V$PIP)*!


1>Y'2.S0(),&.%$!Z
45!'PS!
8>,L9'6$!,&'+[!"0:\!"
H445!S!,&''6]!IP)*!
1>Y'2.S'/!"0(%$!Z
45!'PS!
8>,L9'6$!,&'+[!"0:\!"
H485!S!,&'!O!IP)*!
1>Y'2.S'/!"0(%$!Z
45!'PS!
8>,L9'6$!,&'+[!"0:\!"
H4Q('6S!,&'PIP)*!
85?55G
H815!!,&'P3K!"23/!"
15!'^!'2')*!_.$IY'2.V$P`a
1
45!'^!'2')*!-P)9)*!0M!3b9V$PVca
4
85!'^!'2')*!-Pd!!a
Q
Q5!!,&'IP)*!
R/!"0.2')*!ef.].%$9Se!g!
H845!!,&'P3K!"'67/!"
15!'^!'2')*!_.$IY'2.V$P`a
1
45^!'2')*!-P)9)*!0M!3b9V$PVca
4

85!'^!'2')*!-Pd!!a
Q

Nguyễn Phi Hùng – Nhóm 10B Trang :1
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
Q5!!,&'IP)*!
R/!"0.2')*!ef.].%$9Se!g!
Qhi5CjAB5?klm
HQ1[!9/,2'
HQ4&'(!")*!P3K!"'67/!"
5/!"0(V$!].
5!'PS!.'6c!
1[!!,&'+V$e\,
4[!!,&'+!":!"'
85!23!g!%$.'6c!
Q[!.'6c!)*!
R[!+_.S)*!n+_.S!,&'
o<pe-q!"r'T)d3VM!"'/!"0(S,L9!s'
t<ST!):.):u!"'.]!P!_.$&'(!"
vi'M,!,&'%$',Y'VT!":!"'
w<ST!/!"%$9Se!g!
1x5![!/!"0.2')*!
11&0()9)*!
y[!9Se!g!
1[!9Se!g!
4[!+!"\IgP9Se
HQ8&'(!")*!P3K!"23/!"
5/!"0(V$!].
5!'PS!.'6c!
1[!!,&'+V$e\,
4[!!,&'+!":!"'
85!23!g!%$.'6c!
Q[!.'6c!)*!

R[!+_.S)*!n+_.S!,&'
o<pe-q!"r'T)d3VM!"'/!"0(S,L9!s'
t5!'PS!.'6c!
y5![!9Se!g!+!"\IgP!Z
15![!9Se!g!
4[!+!"\P9Se!g!
R5?k5z5=5CF{5AB 5z5=i
HR15![!',Y'VT!":!"'
1[!',Y'VT!":!"'
4%$',Y'VT!":!"'
82.'*P
R5![!',Y'VT!":!"'
Q".ef!) )9,&
HR45![!',Y'VTV$e\,
1[!',Y'VTV$e\,
4%$',Y'VTV$e\,
82.'*P
Q".ef!) )9,&
R5![!',Y'VTV$e\,
Nguyễn Phi Hùng – Nhóm 10B Trang :2
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
HR85![!',Y'VT3
1c!|$$PS3
4c!'S)}!"
8c!'S-].
Qc!"P9-].
Rc!'6.!"",$!
o5![!'S3",M,!,&'
t5,f
~

'V,

'$
~
I€
~
I/!"!":!"
Nguyễn Phi Hùng – Nhóm 10B Trang :3
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn

 
•5‚ƒ$ƒ:$P!!":;,„V,Y'0…-!")*!P;,0(!"nVW!"SPd']!)9
)*!',Y3ƒsJ,!7!"d')*!\!$.!eI†'.d')*!6$;,„'p9!d3PS
!"!I,!'Y_.$!'6[!"‡'6u'qPS!"!Z!:
• "!/!"!"&YV,Y!VMP_.M!'q3b9
• 56P!"/!"!",&3!U!")9!".+,I./!s
• 56P!"e'YYV,Y!VMP_.M!'.(
• 56P!"/!"!",&3PS2'
• 56P!")#!q,O.PI/!"I
•Z!"$,'6K_.$!'6[!"!2')!"!/!"!",&3YV,Y!VMP_.M!'q3b9
5.e!,f!LZ'L",7P'q3b9:u)p.-,!W9.!"23n3p!3(,P!O!
I,!'Y_.(-p!n'c3M,23/!"'67/!"!W9",7P'q3b9ˆ1!,&'+'23
‰•1v
x
Š•Qx
x
‹ˆ,cˆ!,&'+!"'23'cS,0,!d')9/,',.'q3b9
!"VT|YnS_.S'6c!3p!",M,-,Œ!6$62'd9Acde9Z'L",7P'q
3b9I/!"VT}!"'6P!"';,",$!-,
Nguyễn Phi Hùng – Nhóm 10B Trang :4

Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
!"#$%&%
1'()*+,
• M!3b9VMP_.M!-./-01
• /!"0.2' •Ž8'2!•9•
• ,&'+'T'].P 1v
x

• ,&'+'T'].6$'
'V
Ž•1R
x

• 5;,",$!23/!" 11",;
• ,&'+3K!"23/!" •8R
x

2. 23)*+,
• /!"0.2' •Ž4R'2!
• ,&'+3K!"'67/!" •1v
x

8-*+,456*7/289+,
• T$,L9ƒpe-q!" *
:
+,;
<
7=>?@
A
+,B

:
+-
• ,&'+9/,'6:;!" '
!
Ž8vn4
x

• +b99/,'6:;!" ‘
!
Žt4’
Nguyễn Phi Hùng – Nhóm 10B Trang :5
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
CD&EFGH&D 
%$:\!"!e)ƒST!I':JS3K!"23/!"n'67/!"SV(
'6Ps!"
ICCJ+-KJL-/-8ML(-N+,L'()*+,
PV,Y'•/!"0.2'•Ž8'2!•9•
•M!3b9-./01
CJ+-/-O/JL-L-'//P7
L/
A
'
Ž
v
g
E
n“9
8

AJ, ••“'2!”/!"0.2'2''M,3K!"23/!"

•"

Žxn1t'2!•9
8
T!9|2''M,'L'
.e6$ A
'
Ž
1tnx
8
Ž1tno9
8
 QJ+-R7S+/JL-L-'//P7T
L/

N
'
Ž
ct
ct
h
V
n“9
4
”
AJ, 
'
“9”,O.$P2''M,n[!
'
Ž49

,O.$P2''M,),O.$P)/!"2''6P!"IPn,O.$P!e3'.+PV$PVc
q!"!"n3:\!"',&!V(ƒY3
.e6$ N
'
Ž
4
on1t
Žvnv9
4
U"7S+/JL-/21+,LV@(-N+,WX+-T
/2
N
'6
Ž
N
N'
β
n“9
4
”
 AJ,•
N
•)&0(0…-!"-,&!'SV.r!"|$n'!M:;!",-,&!'
S)/!")–3U'',Y'VT
-pe'$[!•
N
Žxno5`PVM!"4•Q56$!"8xn',),&.YCZ
.e6$ N
'6
Ž

onx
vnv
Ž1Qnt9
4
[-7\?L@1/21+,LV@(-N+,L'()*+,

'6
Ž
'
—˜n“9”
AJ,˜),O.$PI(,I/!"",$!L)–3U'',Y'IY'.]!P!",Z'6P!"
3K!")*![!˜Ž19
.e6$ 
'6
Ž4—1Ž89
]^_L).+-45(-N+,L'()*+,+
!Ž
f
F
tr
n
AJ,™)-,&!'V.r!")*!_.e.b![!™ŽQƒQ9
4
.e6$!Ž
1o
tn1Q
Žxnw4
[!!Ž13K!"Žš›V.r!"23/!"0œ)N
'6
Ž™ŽQƒQ9

4
ICQJ+-KJL-/-8ML(-N+,/23)*+,
Nguyễn Phi Hùng – Nhóm 10B Trang :6
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
PV,Y' •/!"0.2'•Ž4R'2!
•M!3b9-./01
CJ+-/-O/JL-L-'//P7
L/
A
'
Ž
v
g
E
n“9
8

AJ, ••“'2!”/!"0.2'2''M,3K!"'67/!"
•"

ŽxnQR'2!•9
8
T!9|2''M,'L'n'6$'`PVM!"4•856$!"4vn
',),&.YCZ(,J,'T'`P/!")*!
.e6$ A
'
Ž
QRnx
4R
ŽRRnRo9

8
QJ+-R7S+/JL-L-'//P7T
L/

N
'
Ž
ct
ct
h
V
n“9
4
”
AJ,
'
“9”,O.$P2''M,n[!
'
Ž49
.e6$N
'
Ž
4
RonRR
Ž4tntv9
4
U"7S+/JL-/21+,LV@(-N+,WX+-T
/2
N
'6

Ž
N
N'
β
n“9
4
”
 AJ,•
N
)&0(0…-!"-,&!'3K!"-PILY!)(,,)*,",7$SIP!"
)–3U'',Y'VT
-pe'$[!'`PVM!"4•Q',),&.YCZn'6$!"8x
•AJ,-,&!'V.r!")*!'‚4xŠ1xx9
4
Z•
N
Žxnt
.e6$ N
'6
Ž
tnx
tvn4t
Ž8wnt9
4
4 -7\?L@1/21+,LV@(-N+,L'()*+,

'6
Ž
'
—˜n“9”

AJ,˜),O.$PILY!",Z,(,):.'6P!"V.r!"[! ˜Ž19
.e6$ 
'6
Ž4—1Ž89
]^_L).+-45(-N+,L'()*+,+
!Ž
f
F
tr
n
AJ,™)-,&!'V.r!")*!_.e.b![!™ŽQƒR9
4
.e6$!Ž
4x
tn8w
Ž1nwvR
[!!Ž43K!"Žš›V.r!"23/!"0œ)N
'6
Ž™ŽQƒR9
4
ICU5/2J6`/ab+,K-1WX+-

Nguyễn Phi Hùng – Nhóm 10B Trang :7
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
• #c?Ld?
• ('69U'VW!"'.d!,O.,%$0M!3b9'`P/!"!"&
• *!YY!9|'23!2''^!'2')*!6$9/,'6:;!"
• M9VMP:J!"9ˆ6+!"%$IP)*!'`P!.].3S''6,L!0$.
!e
QeD&D 

Nguyễn Phi Hùng – Nhóm 10B Trang :8
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
•Pf!)&!,&'+",7$9/,'6:;!"IP)*!)62')J!•PZL",M9'(,$
'^!'2'!,&'6$9/,'6:;!"'cs!"'$3M,V[S!,&',Y'6W!")J3S!,&'!"
-e'c'^!'2'!,&'!"'<ST!,O.-e)J3S!,&''`Pž',f.I,!'YI†
'.d'M9VMP'6S!,&!':u!"[!"0:\!"Vf!!"P,IY'2.56P!"I./!I^rS!
9/![s!"'$I/!"]!'!)J3Sb9
,O.-e)J3S!,&''!'`P/!"'|'!&0('6.eO!!,&'I_.$S3Ÿ!"
!,O.)J3)2e'‚/!"'|‰8•1‹'6$!"oQ',),&.YCZ
I

Ž
4
1
1
11
1
αλ
δ
λ
δ
α
+++

=
cn
cn
n
i
i

i
n“ •9
4
>”
.e6$,O.-e)J3S!,&'
¡
!
Ž¢
!















++−

=
4
1
1

111
αλ
δ
α
n
i
i
i
k
n“9”
AJ, •¡
!
+-eef.].%$)J3S!,&'n“9”
• ¢
!
&0(-£!!,&'%$d'),&.S!,&'n“ •9>”
• I&0('6.eO!!,&'n“ •9
4
>”
• ¤
1
&0('PM!,&'%$9/,'6:;!"Vf!!"P,'J,':;!"S!,&'n
“ •9
4
>”
• ¤
4
&0('PM!,&'%$SV.r!")*!'J,V.r!")*!n“ •9
4
>”

• ¡
,
O-eef.].%$)J3d'),&.'|,n“9”
• ¢
,
&0(-£!!,&'%$)J3d'),&.'|,n“ •9>”
IQCJ+-L_L-+-7S/L-1/89+,a@1K-1WX+-
s!"'$0œ'!S!,&'.!"PS':;!"'!PS':;!"I–!",&'
,O.-e)J3S!,&':uƒST!'`P4ef.].\VM!
• AS!"P,IY'2.V$P`I/!":u3g3[!"0:\!"n!"#$)+-e%$
)J3S!,&'3M,%)J!L!,&'+VO9U'S!"P,)J!\!!,&'+[!"
0:\!"%$9/,'6:;!"'
0
• [!,O.-eS!,&'0$PP",S'!9+'\!T)*!)6•!2'
C &f/L'?ghL_L45W7S?LV@+i

6
5
4
3
2
1
8
7
9
Nguyễn Phi Hùng – Nhóm 10B Trang :9
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
J3 Ad'),&. ¡“9” ¢“ •9
4
>”

1 A7$'6S'ƒ,9¥!" xnx1R xnw
4 *} xn1v xnv4
8 A7$'6S'ƒ,9¥!" xnx1R xnw
Q ,'.9 xnxx4 xn1v
R ,2e-]. xnxxR xn1R
o iP)e0',6P!
δ
cn
xnxQt
t ,2e-]. xnxx4 xn1R
v :J,9–'SPn7$9–
$P
xnx4 xnw
w Z0–'
QJ+-/1_+
a. Phòng trữ đông
•&0('PM!,&'VO9U'!"P,%$':;!"V$P'6$'`PVM!"8•t'6$!"oRn',),&.
YCZZ¤
1
Ž48n8 •9
4
>
•&0('PM!,&'VO9U''6P!"%$V.r!")*!):.'/!"I/!"I:›!"V|‚$
3M,'6$'`PVM!"8•t'6$!"oRn',),&.YCZZ¤
4
Žw •9
4
>
•(,J,3K!"'67/!"'c!,&'+'6P!"3K!")•1v
x

56$VM!"8•8'6$!"o8
',),&.YCZJ,!,&'+3K!"•1v
x
'!PSV$P!"P,5$Z&0('6.eO!
!,&''(,:._.$':;!"I
':
Žxn44 •9
4
>
5Y0(P'$'!:u,O.-e)J3S!,&'':;!"3K!"'67/!"
¡
!
ŽxnxQt“
‹”
w
1
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1

44nx

1
+++++
+
+−
Žxn1w19
56f!'q'Y'c,O.-e%$S'29S!,&'O.:u_.e.b!•PZ,O.
-e'q'Y%$)J3S!,&'¦!":u[!'`P_.e.b!J,,O.I,&!!Z3M,)J!
\!PUVW!",O.-e„ƒST!:upe[!,O.-e'q'Y%$'29S
!,&')
tt
cn
δ
Žxn49
§!"J,
tt
cn
δ
'$0œ'!:u&0('6.eO!!,&''q'Y
I
'-
Ž
w
1
xQtnx
4nx
1Rnx
xx4nx
1Rnx
xxRnx
1vnx

xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1
1
++++++
+
+
Žxn41 •9
4
>
VPhòng cấp đông
•&0('PM!,&'VO9U'!"P,%$':;!"V$P'6$'`PVM!"8•t'6$!"oR',),&.YCZ
Z¤
1
Ž48n8 •9
4
>
•&0('PM!,&'VO9U''6P!"%$V.r!")*!):.'/!"I/!"I:›!"V|
9*!'6$'`PVM!"8•t'6$!"oRn',),&.YCZZ¤
4
Ž1xnR •9
4
>
•(,J,3K!"23/!"'c!,&'+'6P!"3K!")•8R
x
56$VM!"8•8'6$!"o8

',),&.YCZJ,!,&'+3K!"•8R
x
'!PSV$P!"P,5$Z&0('6.eO!
!,&''(,:._.$':;!"I
':
Žxn1w •9
4
>
5Y0(P'$'!:u,O.-e)J3S!,&'':;!"3K!"'67/!"
¡
!
ŽxnxQt“
‹”
Rn1x
1
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1

1wnx
1

+++++
+
+−
Nguyễn Phi Hùng – Nhóm 10B Trang :10
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
Žxn489
56f!'q'Y'c,O.-e%$S'29S!,&'O.:u_.e.b!•PZ,O.
-e'q'Y%$)J3S!,&'¦!":u[!'`P_.e.b!J,,O.I,&!!Z3M,)J!
\!PUVW!",O.-e„ƒST!:upe[!,O.-e'q'Y%$'29S
!,&')
tt
cn
δ
Žxn89
§!"J,
tt
cn
δ
'$0œ'!:u&0('6.eO!!,&''q'Y
I
'-
Ž
Rn1x
1
xQtnx
8nx
1Rnx
xx4nx
1Rnx
xxRnx

1vnx
xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1
1
++++++
+
+
Žxn1Qo •9
4
>
U&7O6/2@+-7S/)j)k+,48;+,
Y.VO9U'!"P,%$':;!"V$P[!"0:\!"'cb90œ-Œƒp9!d3P3S.¨)J3S
!,&'L'6S!,&!':u!"[!"0:\!"ƒMe6$'c!,&'+VO9U'!"P,':;!"V$P3M,)J!
\!!,&'+[!"0:\!"%$9/,'6:;!",O.I,&!LI/!"ƒMe6$,&!':u!"[!"
0:\!":uƒST!'`P/!"'|‰8•t‹'6$!"oon',),&.YCZ
I©I
0
ŽxnwR¤
1
fn
sn
tt
tt



n
“ •9
4
>”

AJ,•I&0('6.eO!!,&''q'Y_.$':;!"n“ •9
4
>”

•I
0
&0('6.eO!!,&''q'Y_.$':;!"I,VO9U'!"P,)!,&'+[!"
0:\!"n“ •9
4
>”

•¤
1
Ž48n8 •9
4
>&0('PM!,&'VO9U'!"P,%$'‚\!"V$P`
•'

!,&'+'6P!"V.r!")*!n
x


•'
!
Ž8vn4

x
!,&'+9/,'6:;!"!"P,
•'
0
Ž84nR
x
!,&'+[!"0:\!"%$9/,'6:;!"n'6$'`Pr'T•-J,
!,&'+9/,'6:;!"'
1
Ž8vn4
x
+b9‘Žt4’

a. Phòng trữ đông
iK!"'67/!"Z'
™
Ž•1v
x

.e6$ I
0
ŽxnwR48n8
1v4n8v
Rn844n8v
+

Ž4n4R •9
4
>
 ZI

'
Žxn41ªI
0
Ž4n4R •9
4
>
AdeI/!"Z,&!':u!"[!"0:\!"'6f!VO9U'!"P,%$':;!"V$P3K!"'67/!"
b. Phòng cấp đông
iK!"23/!"Z'
™
Ž•8R
x

.e6$ I
0
ŽxnwR48n8
8R4n8v
Rn844n8v
+

Ž1nt4 •9
4
>
ZI

Žxn1QoªI
0
Ž1nt4 •9
4
>

AdeI/!"Z,&!':u!"[!"0:\!"'6f!VO9U'!"P,%$':;!"V$P3K!"23/!"
IQQJ+-L_L-+-7S//2d+K-1WX+-
C&f/L'?ghL_L/-*+,45LV@+i
Nguyễn Phi Hùng – Nhóm 10B Trang :11
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
6
8
7
9
2
4
5
3
1
J3 Ad'),&. ¡“9” ¢“ •9
4
>”
1 A7$'6S'ƒ,9¥!" xnx1R xnw
4 f'/!"(''g3 xn1 1nR
8 A7$'6S'ƒ,9¥!" xnx1R xnw
Q ,'.9 xnxx4 xn1v
R ,2e-]. xnxxR xn1R
o iP)e0',6P! ¡
!
xnxQt
t ,2e-]. xnxx4 xn1R
v :J,9–'SPn7$9–
$P
xnx4 xnw
w Z0–'

Q J+-/1_+
a Phòng trữ đông
•&0('PM!,&'VO9U'!"P,%$':;!"V$P'6$'`PVM!"8•t'6$!"oRn',),&.YCZ
Z¤
1
Ž48n8 •9
4
>
•&0('PM!,&'VO9U''6P!"%$V.r!")*!):.'/!"I/!"I:›!"V|‚$
3M,'6$'`PVM!"8•t'6$!"oRn',),&.YCZZ¤
4
Žw •9
4
>
•(,J,3K!"'67/!"'c!,&'+'6P!"3K!")•1v
x
56$VM!"8•8'6$!"o8n
',),&.YCZJ,!,&'+3K!"•1v
x
'!P9S,VW!"5$Z&0('6.eO!!,&'
'(,:._.$':;!"I
':
Žxn41v •9
4
>
5Y0(P'$'!:u,O.-e)J3S!,&'':;!"3K!"'67/!"
¡
!
ŽxnxQt“
‹”

w
1
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1

41vnx
1
+++++
+
+−
Žxn1w89
56f!'q'Y'c,O.-e%$S'29S!,&'O.:u_.e.b!•PZ,O.-e
'q'Y%$)J3S!,&'¦!":u[!'`P_.e.b!J,,O.I,&!!Z3M,)J!\!
PUVW!",O.-e„ƒST!:upe[!,O.-e'q'Y%$'29S!,&'
)
tt
cn
δ
Žxn49
§!"J,

tt
cn
δ
'$0œ'!:u&0('6.eO!!,&''q'Y
I
'-
Ž
w
1
xQtnx
4nx
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1
1
++++++
+
+
Žxn41 •9
4
>

Nguyễn Phi Hùng – Nhóm 10B Trang :12
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
b. Phòng cấp đông
•&0('PM!,&'VO9U'!"P,%$':;!"V$P'6$'`PVM!"8•t'6$!"oRn',),&.YCZ
Z¤
1
Ž48n8 •9
4
>
•&0('PM!,&'VO9U''6P!"%$V.r!")*!):.'/!"I/!"I:›!"V|
9*!'6$'`PVM!"8•t'6$!"oRn',),&.YCZZ¤
4
Ž1xnR •9
4
>
•(,J,3K!"'67/!"'c!,&'+'6P!"3K!")•8R
x
56$VM!"8•8'6$!"o8
',),&.YCZJ,!,&'+3K!"•8R
x
'!P9S,VW!"5$Z&0('6.eO!!,&'
'(,:._.$':;!"I
':
Žxn1t •9
4
>
5Y0(P'$'!:u,O.-e)J3S!,&'':;!"3K!"'67/!"
¡
!
ŽxnxQt“

‹”
Rn1x
1
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1

1tnx
1
+++++
+
+−
Žxn4RQ9
56f!'q'Y'c,O.-e%$S'29S!,&'O.:u_.e.b!•PZ,O.
-e'q'Y%$)J3S!,&'¦!":u[!'`P_.e.b!J,,O.I,&!!Z3M,)J!
\!PUVW!",O.-e„ƒST!:upe[!,O.-e'q'Y%$'29S
!,&')
tt
cn
δ
Žxn89

§!"J,
tt
cn
δ
'$0œ'!:u&0('6.eO!!,&''q'Y
I
'-
Ž
Rn1x
1
xQtnx
8nx
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
v4nx
1vnx
wnx
x4nxx1Rnx4
8n48
1
1
++++++
+
+
Žxn1Qo •9
4

>
U&7O6/2@+-7S/)j)k+,48;+,
Y.VO9U'!"P,%$':;!"V$P[!"0:\!"'cb90œ-Œƒp9!d3P3S.¨)J3S
!,&'L'6S!,&!':u!"[!"0:\!"ƒMe6$'c!,&'+VO9U'!"P,':;!"V$P3M,)J!
\!!,&'+[!"0:\!"%$9/,'6:;!",O.I,&!LI/!"ƒMe6$,&!':u!"[!"
0:\!":uƒST!'`P/!"'|‰8•t‹'6$!"oo',),&.YCZ
I©I
0
ŽxnwR¤
1
fn
sn
tt
tt


n
“ •9
4
>”

AJ,•I&0('6.eO!!,&''q'Y_.$':;!"n“ •9
4
>”

•I
0
&0('6.eO!!,&''q'Y_.$':;!"I,VO9U'!"P,)!,&'+[!"
0:\!"n“ •9
4

>”

•¤
1
Ž48n8 •9
4
>&0('PM!,&'VO9U'!"P,%$'‚\!"V$P`
•'

!,&'+'6P!"V.r!")*!n
x


•'
!
Ž8vn4
x
!,&'+9/,'6:;!"!"P,
•'
0
Ž84nR
x
!,&'+[!"0:\!"%$9/,'6:;!"n'6$'`Pr'T•-J,
!,&'+9/,'6:;!"'
1
Ž8vn4
x
+b9‘Žt4’

a. Phòng trữ đông

iK!"'67/!"Z'
™
Ž•1v
x

.e6$ I
0
ŽxnwR48n8
1v4n8v
Rn844n8v
+

Ž4n4R •9
4
>
 ZI
'
Žxn41ªI
0
Ž4n4R •9
4
>
AdeI/!"Z,&!':u!"[!"0:\!"'6f!VO9U'!"P,%$'6]!3K!"'67/!"
b. Phòng cấp đông
iK!"23/!"Z'
™
Ž•8R
x

.e6$I

0
ŽxnwR48n8
8R4n8v
Rn844n8v
+

Ž1nt4 •9
4
>
Nguyễn Phi Hùng – Nhóm 10B Trang :13
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
ZI

Žxn1QoªI
0
Ž1nt4 •9
4
>
AdeI/!"Z,&!':u!"[!"0:\!"'6f!VO9U'!"P,%$'6]!3K!"23/!"
IQUJ+-L_L-+-7S/+\+K-1WX+-
C &f/L'?ghL_L45W7S?LV@+i
11
4
3
1
2
8
7
6
5

9
10
J3 Ad'),&. ¡“9” ¢“ •9
4
>”
1 2'!O!
4 f'/!"0}, xn1 1nQ
8 A7$'6S'ƒ,9¥!" xnx1R xnw
Q ,'.9 xnxx4 xn1v
R ,2e-]. xnxxR xn1R
o iP)e0',6P! « xnxQt
t ,2e-]. xnxx4 xn1R
v f'/!"(''g3 xn1 1nR
w A7$'6S' xnx4 xnw
1x !"iA
11 ›Vf'/!"
Q J+-/1_+
(,J,!O!Z0:ˆ,'c'$ž]!'!S)J33$'6f!)J3Z0:ˆ,'Lˆpe'6P!"
)J3Vf'/!"0},':;!"!".;,'$',/!"J,,O.-e8xx99:!"-PZ0:ˆ,!O!
VW!"I'6;,!f!,O.-e'!'PS!IPM!"1xx99'!'‚9g3'6f!(!"'/!"",ZY!
)J37$'6S'‰8‹-PZƒ`9¤
1
Ž¬
a. Phòng trữ đông
•&0('PM!,&'VO9U''6P!"%$V.r!")*!):.'/!"I/!"I:›!"V|‚$
3M,'6$'`PVM!"8•t'6$!"oR',),&.YCZZ¤
4
Žw •9
4
>

•(,J,3K!"'67/!"'c!,&'+'6P!"3K!")•1v
x
56$VM!"8•o'6$!"
oQ',),&.YCZJ,!,&'+3K!"•1v
x
'!P!O!Z0:ˆ,5$Z&0('6.eO!
!,&''(,:._.$!O!Z0:ˆ,I
':
Žxn44o •9
4
>
5Y0(P'$'!:u,O.-e)J3S!,&'':;!"3K!"'67/!"
¡
!
ŽxnxQt“
‹”
w
1
Rn1
1nx
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
Qn1
1nx
wnx
x4nxx1Rnx


44onx
1
++++++
+

Žxn1w49
Nguyễn Phi Hùng – Nhóm 10B Trang :14
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
56f!'q'Y'c,O.-e%$S'29S!,&'O.:u_.e.b!•PZ,O.
-e'q'Y%$)J3S!,&'¦!":u[!'`P_.e.b!J,,O.I,&!!Z3M,)J!
\!PUVW!",O.-e„ƒST!:upe[!,O.-e'q'Y%$'29S
!,&')
tt
cn
δ
Žxn49
§!"J,
tt
cn
δ
'$0œ'!:u&0('6.eO!!,&''q'Y
I
'-
Ž
w
1
xQtnx
4nx
Rn1

1nx
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
Qn1
1nx
wnx
x4nxx1Rnx
1
+++++++
+
Žxn41t •9
4
>
VPhòng cấp đông
•&0('PM!,&'VO9U''6P!"%$V.r!")*!):.'/!"I/!"I:›!"V|
9*!'6$'`PVM!"8•t'6$!"oR',),&.YCZZ¤
4
Ž1xnR •9
4
>
•(,J,3K!"23/!"'c!,&'+'6P!"3K!")•8R
x
56$VM!"8•o'6$!"
oQ',),&.YCZJ,!,&'+3K!"•8R
x
'!P9S,VW!"5$Z&0('6.eO!!,&'

'(,:._.$':;!"I
':
Žxn1t •9
4
>
5Y0(P'$'!:u,O.-e)J3S!,&'':;!"3K!"23/!"
¡
!
ŽxnxQt“
‹”
Rn1x
1
Rn1
1nx
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
Qn1
1nx
wnx
x4nxx1Rnx

1tnx
1
++++++
+


Žxn4o19
56f!'q'Y'c,O.-e%$S'29S!,&'O.:u_.e.b!•PZ,O.
-e'q'Y%$)J3S!,&'¦!":u[!'`P_.e.b!J,,O.I,&!!Z3M,)J!
\!PUVW!",O.-e„ƒST!:upe[!,O.-e'q'Y%$'29S
!,&')
tt
cn
δ
Žxn89
§!"J,
tt
cn
δ
'$0œ'!:u&0('6.eO!!,&''q'Y
I
-
Ž
Rn1x
1
xQtnx
8nx
Rn1
1nx
1Rnx
xx4nx
1Rnx
xxRnx
1vnx
xx4nx
Qn1

1nx
wnx
x4nxx1Rnx
1
+++++++
+
Žxn1Qw •9
4
>
IQ[5/2JL_L-+-7S/L-1K-1WX+-
(,J,':;!"!"¥!",7$43K!")*!Z!,&'+p9!:!$.£!3M,S!,&'J,
,O.-e!:':;!"V$P!"P,:!"3M,3p!)J3S!,&'6$4Vf!!:c!-:J,
Nguyễn Phi Hùng – Nhóm 10B Trang :15
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn

2
4
6
7
8
35
9

A

(-18°C)

(-18°C)

(-35°C)

300
100
200
100
Nguyễn Phi Hùng – Nhóm 10B Trang :16
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
U 
•:\!"!e!W9'!'^!"'^!'2'!,&'%$IP)*!L'‚Z'!6$/!"0.2'
ef.].%$9Se)*!
l5^!'2')*!'‚IP)*!6$9/,'6:;!":uƒST!'`PV,L.'|
aŽa
1
—a
4
—a
8
—a
Q
—a
R
n“ ”
56P!"Z a
1
5^!'2')*!_.$IY'2.V$P`n“ ”
a
4
5^!'2')*!L)9)*!0M!3b9V$PVcn“ ”
a
8
5^!'2')*!-P'/!"",Z5^!'2'!ežZ(,J,S

3K!")*!Z3S'0,!!".r!/,'(,PUS2'+*,pe0M!3b9VMP_.M!)
'T'`P„_.$YV,Y!!f!I/!"]!3M,'/!"",ZV.r!")*!Žša
8
Žx
a
Q
5^!'2')*!-Pd!!n“ ”
a
R
5^!'2')*!-P0M!3b9'ˆ‰C$.nP$_.M-‹nˆpe0M!
3b9)'T'`PŽša
R
Žx
Žš5^!'2')*!%$IP)*!',Y'IY:u'!'`P/!"'|
aŽa
1
—a
4
—a
Q
n“ ”
•S0(),&.SV('6V.r!"
Nguyễn Phi Hùng – Nhóm 10B Trang :17



•
N 

>

QR
Qx
Qx
xx
Qv
1x
Qx
xx
QQ
Qx
R4
4x
QQ
Qx
Qx
xx
Qx
xx
14
4x

‰•
8R®‹
5
‰•
1v®‹
5
‰•
1v®‹
Ro

ox
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn
IUCJ+-+-7S/L-1(-N+,L'()*+,
1. J+-/m+/-'/WX+-n?@Kf/L'?a@1L-0>
C
5$Z a
1
Ža
dl
1
—a
bx
1
56P!"Z
• a
dl
1
5^!'2')*!_.$IY'2.V$P`-Pf!)&!,&'+
a
dl
1
Ž¯I
,
N
,
˜'
,
n“ ”
• a
bx

1
5^!'2')*!_.$IY'2.V$P`-PV|ƒ*9U''6;,AcIP
)*!Z',Y'IY'f919S,`!–!"9:$ˆ3$'6f!'6]!IP)*!n-PZV|ƒ*'‚9U'
'6;,PIP)*!)I/!"ZŽša
bx
1
Žx
Adea
1
Ža
dl
1
Ž¯I
,
N
,
˜'
,
n“ ”
AJ, •I
,
&0('6.eO!!,&'%$S'|,(,J,SSV$PVf!!"P,n
'6]!n!O!'cI
,
„:u'!'6P!":\!"4C,f!"(,J,':;!"!"¥!",7$S3K!")*!
'c'$[!I'(,:.'`PVM!"‰8•R‹'6$!"oQ',),&.YCZ(,J,':;!"!"¥!",7$V.r!"
23/!"'67/!"ZI

ŽxnQt
•N

,
•,&!'VO9U'IY'2.V$P`n“9
4

•˜'
,
+f!!,&'+Vf!!"P,J,9/,'6:;!"Vf!'6P!"+f!
!,&'+",7$SS!"¥!:u'!'`P!,&'+T!:J!"'L+f!!,&'+
%$':;!"!"¥!",7$3K!"23/!"J,3K!"&9
˜'
•
Žxnt‰'
!
•'

‹Žxnt‰8vn4—8R‹ŽR1n4Q
x

+f!!,&'+%$':;!"!"¥!",7$3K!"23/!"3K!"'67/!")
˜'

Žxno‰'
!
•'

‹Žxno‰8vn4—8R‹ŽQ8nw4‰
x
‹
•,O.$P'!'PS!3K!")*!)
''

Ž8nQo9
>Y'_.M'!'PS!:u:$PVM!"'^!"u30$.
>Y'2.
>':Jn
“9ƒ9”
I
,
“ •9
4
>”
˜'
,

x
”
a
,
“ ”
5:;!" QnRQƒ8nQo xn1Qo t8n4 1otnw
5:;!"• Qnv1ƒ8nQo xn1Qo t8n4 1ttnw
5:;!" Qnxƒ8nQo xn1Qo Q8nw4 vvnt
5:;!"• Qnxƒ8nQo xn1Qo R1n4Q 1x8nR
O! QnxƒQnx xn1Qw t8n4 1tQnR
56]! QnxƒQnx xn1Qo t8n4 1t1
m+, ooUp]
QJ+-/m+/-'/WX+-R1Wh6WX+-4P+(-q6gha@1ar>
Q
5$Z a
4
Ža

sp
4
—a
bb
4
n“ ”
56P!"Z
• a
sp
4
5^!'2')*!-P)9)*!0M!3b9
• a
bb
4
5^!'2')*!-P)9)*!V$PVc
a. Tính Q
sp
4
:
5$Z/!"'|'!'^!'2')*!-P)9)*!0M!3b9
a
sp
4
Ž
8oxx
‹‰
41
τ
iiG


n“I ”
AJ,•/!"0.2'23/!"n“'”
Nguyễn Phi Hùng – Nhóm 10B Trang :18
Đồ án Kỹ Thuật Lạnh GVHD : Nguyễn ThànhVăn

•,
1
•!'$!3,%$'T'`PI,:$P!,&'+1v
x
n'6$VM!"‰Q•4‹'6$!"v1',
),&.YCZ'$Z,
1
Ž4oon4I°•I"
l,
4
•!'$!3,%$'T'`PI,:$6$!,&'+•1R
x
n'6$VM!"‰Q•4‹'6$!"v1',
),&.YCZ'$Z,
4
Ž14n4I°•I"
•±Ž11';,",$!23/!"P19•'T'
Žša
sp
4
Ž
8oxx11
1xxx‹4n144n4oo‰8

Ž1wn4Q4I Ž1w4Q4

b. Tính Q
bb
4
:
5$Z/!"'|'!'^!'2')*!-P)9)*!V$PVc
a
bb
4
Ž
8oxx
1xxx‹‰
41
τ
ttCG
bb

n“I ”
AJ,•
V
>(,):u!"V$PVc:$P²!"0M!3b9n“'”•PI(,):u!"V$PVc
,Y9'J,‰1xŠ8x‹’I(,):u!"!"‰'6$!"vQ',),&.YCZ‹V$PVcVW!"I,9)P*,!f!
)2eVW!"8x’I(,):u!"0M!3b9
V
Ž8x’
• 
V
,&'-.!"6,f!"%$V$PVcn(,J,V$PVcVW!"I,9)P*,'c
V
ŽxnQRI°•I">‰'6$!"vQ',),&.YCZ‹
• '

1
,&'+].P%$V$PVc)2eVW!"!,&'+].P%$0M!3b9
• '
4
,&'+].6$%$V$PVc)2eVW!"!,&'+%$3K!"23/!"
• ±Ž11';,",$!23/!"P19•0M!3b9
 Žša
bb
4
Ž
8oxx11
1xxx‹8R1v‰QRnx88nx
+
ŽxnRQ4I ŽRQ4
Ade'^!"'^!'2')*!-P)9)*!0M!3b9V$PVc)
a
4
Ž1wn4Q4—xnRQ4Ž1wntvQI Ž1wtvQ
UJ+-/m+/-'/WX+-R1gs+-h+->
[
5^!'2')*!-Pd!!a
Q
V$P"r9S'^!'2')*!-P³!,Y.0S!"n-P
!":;,)9,&'6P!"3K!"n-PS+!"\,&!-P9ˆ…$
a
Q
Ža
1
Q
—a

4
Q
—a
8
Q
—a
Q
Q
n“ ”
AJ,•a
1
Q
5^!'2')*!-P³!,Y.0S!"V.r!")*!
• a
4
Q
5^!'2')*!-P!":;,)9,&'6P!"3K!"
•a
8
Q
5^!'2')*!-PS+!"\,&!
•a
Q
Q
5^!'2')*!-P9ˆ…$
aTổn thất lạnh do đèn chiếu sáng: a
1
Q
a
1

Q
:u'!'`P/!"'|‰Q•1t‹'6$!"vo',),&.YCZ'$Z
a
1
Q
ŽNn“ ”
AJ, •N-,&!'3K!")*!n“9
4

NŽQƒQŽ1o9
4
•,&'):u!"'PM6$I,,Y.0S!"19
4
-,&!'V.r!"(,J,3K!"
VMP_.M!)*!ZŽ1n4 •9
4
Žša
1
Q
Ž1n41oŽ1wn4
b. Dòng nhiệt do người toả ra a
4
Q

a
4
Q
-:u'!'`P/!"'|‰Q•1v‹'6$!"vo',),&.YCZ'$Z
a
4

Q
Ž8Rx!n“ ”
AJ, •8Rx!,&'):u!"-P1!":;,'PM6$I,)9,&!U!"![
Nguyễn Phi Hùng – Nhóm 10B Trang :19

×