XÂY DỰNG NHÀ MÁY SỮA CHUA UỐNG HƯƠNG

8/2/2019 XY DNG NH MY SA CHUA UNG HNG

1/64

XY DNG NH MY SA CHUAUNG HNG TRI CY NNG

SUT 200.000L/NGY


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A. Quy trnh cng ngh v tnh cn bng nguynvt liu

Sa bt Du b Mui

Hon nguyn

Lc

Gia nhit

ng ha 1

Thanh trng 1 Lm lnh hon nguyn Cy ging Ln men

Phi trn

Thanh trng 2

ng ha 2

Rt sp

Hng liu siro

Sa chua ung

I. S quy trnh cng ngh


3/64

Yu cu v nguyn liu:1. Sa bt gy

- Tiu chun sa bt gy (SMP): l sn phm tch tsa ti bng phng php sy tch gn nh hon

ton nc (4% m)- S dng sa bt c u im Ch ng trong sn xut

Gim gi thnh

- ng gi trong bao b kn 25kg/bao, bao c kh nngchng thm cao


4/64

2. Du b c sn xut t m sa v c nhiu

loi, dng tiu chun ha hm botrong sa hon nguyn

C 2 loi: du b 99,5% bo v bo

nguyn cht (AMF 99,9%) Ta s dng AMF: ng gi trong thng200l, c np kh N2 ngn chn s oxiha du m

3. ng RE ng gi bao 50kg, bao b 2lp


5/64

II. Tnh cn bng nguyn vt liu

Thng S ngy lm Ca/ngy Ca/thng

1 25 3 752 21 3 63

3 27 3 81

4 25 3 75

5 25 3 756 26 3 78

7 27 2 54

8 0 0 0

9 25 2 5010 26 2 52

11 26 2 52

12 27 2 54

Tng 280 709

Bng 1: lch sn xut ca nh my


6/64

Mt nm sn xut 11 thng, ngh thng 8 sa cha, bo tr thit b (thng 8 l

nh ma ma) Mt nm lm vic 280 ngy

Mt ngy lm 3 ca, mi ca 8h, ring thng

7, 9, 10, 11, 12 lm 2 ca ( ph thuc vongun nguyn liu)

Nng sut 200.000 lt/ngy tng ng

220 tn/ngy Nng sut sn phm theo ca: 73,33 tn/ca


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Bng 2:Gi thit tiu hao qua tng cng onSTT Cng on Tiu hao(%)

1 Hon nguyn 0,5

2 Lc 0,2

3 Gia nhit 0,3

4 ng ha 1 1

5 Thanh trng 1 0,5

6 Lm lnh 0,1

7 1,5

8 Cy ging 0,5

9 Ln men 2

10 Phi trn 1,5

11 Thanh trng 2 0,5

12 ng ha 2 1

13 Rt sp 2


8/64

Tnh cn bng vt cht- Lng sn phm u ra l: G0 = 73,33 tn/ca

- Lng sa trc khi rt hp

- Lng sa trc khi ng ha 2:

- Lng sa trc khi thanh trng:

- Lng sa trc phi trn:

82,742100

100.33,73

2100

100.

01=

=

=GG

57,751100

100.82,741100

100.12 =

=

=GG

94,75

5,0100

100.57,75

5,0100

100.

23=

=

=GG

09,775,1100

100.94,75

5,1100

100.

34=

=

=GG

(Tn/ca)

(Tn/ca)

(Tn/ca)

(Tn/ca)


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- Hng liu dng 1,7% so vi lng sa ln men:

- Qu trnh cho nguyn liu hao ht 1% ->lng hngliu thc t dng l:

- Hng liu b sung vo sa dng dung dch 30% chtkhGi a l lng nc cn ha tan hng liu, ta c:

- Lng nguyn liu lng cn dng l:

31,1

100

7,1.09,77 =

323,1

1100

100.31,1 =

087,330100.323,1

323,1==

+a

a

4,411,3233,087 =+


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- Lng ng Saccharose c trong sa cha c l5,3% cht kh:

- Lng nc ng 17% l:

- Qu trnh cho nc ng vo thng tiu hao 1% ->lng nc ng thc t cn b sung:

085,4100

3,5

.09,77=

02,2417

100.085,4 =

26,241100

100.02,24 =


11/64

- Ta b sung nc ng 17% c pha long t siro 70%.Gi b l lng siro 70% cn pha thnh nc ng 17%:

Vi c l lng nc cn dng: c= 3,177b

-Qu trnh trn hao ht 1%:

- Lng nc cn dng:

- Lng ng Saccharose dng nu siro ng 70% l (ly haoht 5%):

70

0 53

17

17

c

b=

50,241100

100.26,24 =

=+cb b = 5,95 (tn/ca)

54,1895,5.117,3 ==c

39,43,0100

100.

5100

100.

100

70.95,5 =

(Tn/ca)

(Tn/ca)


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- Lng sa trc phi trn:

Trong :

24,26 (tn/ca) nc ng 17%4,41 (tn/ca) hng liu dng lng

- Lng sa trc ln men:

- Trong qu trnh ln men, ng Lactose trong sa lnmen lactic nn lng cht kh b tiu hao:

42,4841,426,2409,774 ==G

40,492100

100.42,48

2100

100.45 =

=

=GG

COOHCHOHCHOHOHC 32112212 4.

(Tn/ca)

(Tn/ca)


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- Khi acid trong sa t 80-100oD th casein trong sa b ng tchn acid l 90oD tng ng lng acid l:

- Hiu sut phn ng l 95%360 vkl phn t Lactose ngm nc => 4.90 n v Lacticvy lng Lactose tiu hao:

- Lng ng Lactose 98% cn b sung (hao ht 1%):

- Lng men dng:

404,01,1

4,49.10.90

4=

404,095

100.

90.4

360.404,0 =

416,01100

100.

2100

100.404,0 =

98,15,0100

100.

100

4.4,49 =

42,4798,190,496

==G

(Tn/ca)

(Tn/ca)

(Tn/ca)

(Tn/ca)

(Tn/ca)


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- Lng sa vo giai on :

- Lng sa trc lm lnh:

- Lng sa trc thanh trng ln 1:

- Lng sa trc ng ha 1:

- Lng sa trc gia nhit:

14,485,1100

100.42,47

5,1100

100.

67=

=

= GG

19,481,0100

100.14,48

1,0100

100.

78=

=

= GG

4,485,0100

100.19,485,0100

100.89

=

=

= GG

9,481100

100

.4,481100

100

.910=

=

= GG

07,493,0100

100.9,48

3,0100

100.

1011=

=

= GG

(Tn/ca)

(Tn/ca)

(Tn/ca)

(Tn/ca)

(Tn/ca)


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- Lng sa trc lc:

- Lng sa trc hon nguyn:

- Thnh phn sa hon nguyn gm 6% bo, 23% sa btv 71% nc

- Lng bo cn b sung:

- Lng sa bt nguyn liu

- Lng nc cn cho qu trnh hon nguyn:

16,492,0100

100.07,49

2,0100

100.

1112=

=

=GG

4,495,0100

100.16,49

5,0100

100.

1213=

=

=GG

964,2100

6.4,49 =

362,11100

23.4,49 =

074,3510071.4,49 =

(Tn/ca)

(Tn/ca)

(Tn/ca)

(Tn/ca)

(Tn/ca)


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Bng 3: tng kt nguyn liu sn xut sa chua unghng tri cy trong 1 ca ( tn)

Nc hon nguyn 35,047

Nc ha tan nguyn liu 3,087

Nc nu siro 18,54

Sa bt gy 11.362

AMF 2,964

ng RE 4,39

Hng liu 1,323

Lactose 0,416

Men 1,98


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- Tnh s lng bao b:sa chua c rt vo bao b hp giy 180mlS hp giy s dng trong 1 ca:

- Lng ng ht cn dng l:370370 (ng/ca)

37037018,01.

31.200000 = (hp/ca)


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B. Tnh thit bI. Thng hon nguyn

Thng hon nguyn (tank) c dng tr ng,y chm cu,v bng thp khngg,pha trn thng l ng c gn vi cnh khuy nm st y.Gi D l ng knh tank.

Ho l chiu cao ca thn tankh l chiu cao phn chm cur l bn knh chm cu:

H=1,3Dh=0,3DChiu cao ton thit b l HGi Vhn l th tch thng hon nguyn

Vtr l th tch thn hnh tr

Vcc l th tch chm cuVhn = Vtr + Vcc , trong

Vtr

Vcc

2

Dr=

32

0

2

0205,14

3,1..14,3

4

..D

DDHD===

( ) 32

222 13188,0

2

33,03,0.

6

)3(

6

DD

DDrhh =

+=+=


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Vhn

Ly D = 1 (m)

Vhn = 1,15238 . 1 = 1,15238 (m3)

H0 = 1,3 (m)

h = 0,3 (m)

H = 1,9 (m)

Mt ca lm 8h, 1 m hon nguyn l 20 phtS m cn hon nguyn / ca : (m/ca)

Lng sa cn hon nguyn l 49400 Kg/ca

i sang th tch: Vd (m3/ca)

Chn h s cha y l 0,9 => s thng (tank cha) l:

bo m sn xut v v sinh ta chn 3 thng, kch thc1x1,9 (m)

333 15238,113188,00205,1 DDD =+=

2420

60.8=

5,4710.04,1

494003==

29,19,0.15238,1.24

5,47


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II. Thng cha nc nng dng cho hon nguyn

- Chn D = 1 (m)

=>Ho = 1,3 x D = 1,3 (m)

h = 0,3 (m)H = 1,9 (m)

Vcha (m3)

- Lng nc nng cn dng l: 35074 (Kg/ca) = 35,074 (m3/ca)

- Trong 1 ca c th nu 10 m nc nng. Chn h s cha y l0,9 th s ni:

=>chn 4 ni

15238,1.15238,13== D

438,310.9,0.15238,1

074,35


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III. Thng cha AMF

- Chn D = 0,834 (m) => VAMF (m3)

- (m)

- h = 0,3D = 0,2502 (m)- H = 1,9D = 1,5846 (m)

- Lng AMF cn dng cho 1 ca i t Kg/ca sang m3/ca:(m3/ca)

Lng AMF cha trong thng s dng trong 1/3 ca. chn h scha y l 0,9. s thng AMF l:

Chn 2 thng

684,0..375,03== D

0842,13,1 == DHo

257,3

10.91,0

29463=

276,13.9,0.684,0

257,3


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IV. Thit b thanh trng, lm ngui

Chn thit b thanh trng dng tm Alpha laval

- Nng sut: 2000 lt/h

- Nhit : 90-92o

C- Thi gian thanh trng: 5 pht

- Nhit nc mt: 8-10oC

- Tiu th nc lm mt: 15 m3/h

- Tiu th hi: 120 Kg/h- Hiu sut s dng hi: 82%

- in nng tiu th: 12KW

- Kch thc: 1980 x 1110 x 1550 (mm)


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Lng dch sa cn a vo thanh trng l:

- Ln 1:

S thit b: chn 3 thit b

- Ln 2: (lt/ca)

=> chn 5 thit b

4,44444089,1

48400=

377,22000.8

4,44444


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V. Thit b ln men: bn dng tr ng, y hnh nn

- Chn D = 2 (m) => Vtm = 9,42 (m3)

- Ta tnh c kch thc thng

Ho = 1,3D = 2,6 (m) h = 0,3D 0,6 (m)

H = 1,9D = 3,8 (m)

- Lng sa ln men i t Kg/ca sang lt/ca:

- Thng phi ln cha sa ln men trong 3h, vy trong 1 cata thc hin 2,7 m/ca. Chn h s cha y l 0,9; S thng l:

- Chn 3 thit b

3375,0 D=

9,4410.098,1

494003 =

317,27,2.9,0.42,9

9,49


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VI. Thit b cha men: l thit b hnh tr, y hnh nn, bn trongc cnh khuy

Chn D = 1 (m) => Vmen

Ta tnh c kch thc:

Ho = 1,3D = 1,3 (m)

h = 0,3D = 0,3 (m)

H = 1,9D = 1,9 (m)Lng men cn s dng trong 1 ca: (m3/ca)

Chn h s cha y l 0,9:

Chn 2 thng

1775,1..375,0 3 == D

9,110.032,1

19803=

279,19,0.1774,1

9,1


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VII. Thng phi trn:

Lng bn thnh phm vo phi trn: (m3/ca)

Chn D = 2 (m) => Vpt: (m3)

Ho =1,3D = 2,6 (m)

h = 0,3D = 0,6 (m)H = 1,9D = 3,8 (m)

Thng ln cha sa trong 1h, vy c 8 m/ca. Chn h scha y l 0,9:

Chn 2 thit b

2,7010.098,1

770903=

42,9..375,0 3 == D

203,18.9,0.42,9

2,70


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VIII. Ni nu siro

Kch thc: H x D = 2 x 0,8 (m)

IX. Thit b ng ha:

Chn thit b ng ha k hiu APV (Den Mark) Nng sut: 4000 lt/h

Cng sut: 2KW

Kch thc: 1200 x 1000 x 1370 (mm)

Ln 1:i ra lt: (lt/ca)

S thit b:

Chn 3 thit b

7,47383032,1

48900=

328,2

4000.8

7,73266


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X. My rt sa (Bencopak)

Nng sut: 15000 hp/h

S ln rt : 8

Th tch mi hp: 180 ml Kch thc: 5000 x 2100 x 2000Mi gi rt c: 15000 x 180 = 2700000 (ml) = 2700 (l/h)

Mi ca cn rt: 66666,7 lt

Mi gi cn rt: 8333,3 ltS thit b:

Chn 4 thit b

408,32700

3,8333


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XI. Thng cha hng liu

Chn thng hnh tr, y chm cu, kch thc:

D x H = 557 x 1000 (mm)

XIII. Thit b lc:Chn thit b lc ly tm, kch thc 1000 x 1200 (mm)


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STT Tn thit b Kch thc(H x D)

(mm)

S lng

1 Tank hon nguyn 1900x1000 3

2 Tank cha nc hon nguyn 1900x1000 4

3 Thng cha AMF 1600x1000 2

4 Thanh trng 1980x1110 8

5 Ln men 3800x2000 3

6 Thng cha men 1900x1000 2

7 Thng phi trn 3800x2000 2

8 Ni nu siro 2000x800 1

9 ng ha 1200x1000 5

10 My rt 5000x2100 4

11 Tank cha hng liu 1000x500 1

12 Thit b lc 1200x1000 1

Bng 4: tng kt s lng v kch thc cc thit b


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C. Mt bng tng th:I. Xc nh v tr xy dng:

Khu cng nghip Viet-Sin ta lc ti khu cng nghip tp trung ca tnh BnhDng, ang pht trin o t v kinh t x hi. Nm cch trung tm thnhph khong 25 km v pha Ty Bc

Li th v v tr: nm trong khu cng nghip ln, d dng lin doanh vicng ty sn xut sa bt. Tn dng cc u th khi xy dng trong cc khu

cng nghip nh c min thu xy dng, cc chi ph khc nh h thnggiao thng, c s h tng, h thng cp v x l nc Gn cc trung tmthng mi, cc cng, cc nh phn phi ln nh TPHCM, ng Nai

Li th v kh hu: ch c 2 ma n nh, t thin tai

Li th v chnh sch u i ca tnh: min thu xy dng 3 nm, min

thu cho doanh nghip 5 nm, h tr vay vn v ku gi u t

II Xy dng mt bng tng th:


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II. Xy dng mt bng tng th:

1. Nh hnh chnh:

- C cu t chc trong cng ty:

Gim c

Ph G sn xut Ph G kinh doanh

Ph G k thut

B phn ng lc: 2

B phn kinh doanh: 4 B phn cung ng: 2

B phn xy dng IT: 3

B phn y t: 2

B phn k ton: 4

B phn cng on: 1Vy khu hnh chnh gm 22 ngi. Xy dng nh hnh chnh kiu m.


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Din tch cho cn b gm G v 3 PG: 12m2/ngi

Din tch cho nhn vin vn phng: 4m2/ngi Din tch cho cn b nhn vin l:

Din tch hi trng: 0,5 x 322 = 161 (m2)

Trong : 0,5 : din tch cho 1 ngi

322: s ngi lm trong nh my 1 ngy

F1 = 120 + 161 = 281 (m2)

(F1 l din tch khu hnh chnh)=> Ly F1 = 300 (m

2) ( nh v sinh i km)

2. Nh n

Din tch chn: 2m2/ngi

Xy nh n cho 2/3 s ngi lm vic ca ng nht (126 ngi)

Fmin (m2)

Khu bp: ta chn din tch bp l 5 x 10 x 8 (m)= + = 2

2120)18.4()4.12( m=+

1683

2.126.2==

Xy dng nh v sinh i km nh n: F = 9 m2


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Xy dng nh v sinh i km nh n: Fvs= 9 m

Vy F2 = F2 + Fvs = 218 + 9 = 227 (m2)

Ly F2 = 230 (m2)

3. Phng v sinh, git iXy dng phng v sinh dnh cho 60% nhn lc ca ng nht

0,6 x 98 = 59 (ngi)

Chn t l nam n l 1:1

Phng nam:Thay qun o: 0,2 m2/ngi

Nh tm: 8 ngi /vi tm/ phng tm

C 30/8 = 3,75 < 4 . Chn 4 phng.Din tch mi phng: 1,2 x 0,9 (m)4 x 1,08 = 4,32 (m2)

Nh v sinh: chn 5 phng, din tch 0,9 x 1,2 (m)5 x 1,08 = 5,4 (m2)

Phng git l: chn din tch 3 x 3 (m)


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Phng git l: chn din tch 3 x 3 (m)=> Fgit = 9 (m2)

Phng pht o bo h: chn din tch 3 x 4 (m)=>Fbh = 12 (m2)

T : F3 = Fnam + Fn + Fgit + Fbh= 15,72 x 2 + 9 + 12 = 52,44 (m2)

Din tch li i chim 20%F3: Fld = 0,2 x 52,44 = 10,488 (m2)

=>

Kch thc: 6,5 x 10 x 4

4. Kho thnh phm

- Thi gian lu kho l 5 ngy

- Mi thng cacton cha 40 hp, kch thc thng l 42x21x13(cm)

- Din tch chim ch mi pallet: 1,092 (m2)

- Mi pallet cha 10 chng thng. Mi chng cha 10 thng. Vy mipallet c 100 thng -> c 4000 hp sn phm/pallet

- Mi ngy sn xut 200000 lt -> 1111111( hp/ngy)

vy s pallet s dng trong 1 ngy: 1111111/4000=278 pallet

63928,62488,1044,523 =+=F

S pallet trong 5 ngy lu kho: 278 x 5 = 1390 pallet


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S pallet trong 5 ngy lu kho: 278 x 5 = 1390 pallet

- Din tch chim ch ca mi pallet: 1390 x 1,092 = 1517,88 (m2)

- Kho lu mu:kch thc: 11 x 10 x 6 -> F

lm= 110 (m2)

- Din tch li i chim 20% kho: 0,2 ( 110 + 1517,88) = 325,576(m2)

F4 = 1390 + 110 + 325,6 = 1825,6

Kch thc kho: 100 x 19 x 6 (m)5. Kho nguyn liu

- Kho cha RE: m bo sn xut cho 30 ngylng dng RE s dng trong ngy:

4,39 x 3 = 13,17 (tn/ngy) = 13170 (kg/ngy)ng RE cha trong bao 50kg, kch thc: 0,8 x 0,4 x 0,2 (m)mi chng 50 bao ->Hchng = 0,2 x 15 = 3 (m)

- Din tch nm ngang ca bao: 0,8 x 0,4 = 0,32 (m2)

H s khong cch gia cc bao l 1,1. Vy:


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H s khong cch gia cc bao l 1,1. Vy:

FRE (m2)

Din tch li i: 20%FRE = 0,2 x 185,5 = 37,1 (m2)

Din tch kho ph gia: 20%FRE = 37,1 (m2)

F5 = FRE + (37,1 x 2) = 185,5 + 74,2 = 259,7 (m2)

Kch thc kho: 26 x 10 x 6 (m)

6. Kho bao b:

Kho bao b cha bao g cacton, hp giy, ng ht s dng trong 15 ngy- Ba cacton xp gn, kch thc: 0,7 x 0,4 x 0,02 (m)

mi chng ba cha 2500 ba, din tch chim ch l 0,28 m2

mi ngy cn 27778 thng, trong 15 ngy cn 416670 thng S chng ba dng trong 15 ngy: 416670/2500 = 167 chng Din tch chim ch kho ca ba cacton: 167 x 0,28 = 46,76 (m2)

- Hp giy: kch thc: 17 x 9 x 2 (cm)mi pallet cha 50 chng, mi chng 2500 hp giy -> mi pallet cha125000 (hp)s pallet cn trong 15 ngy:1111111/125000 x 15 =134 pallet

5,18515.50

32,0.13170.30.1,1==

Din tch chim ch ca bao b hp giy: 1 092 x134 = 147 (m2)


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Din tch chim ch ca bao b hp giy: 1,092 x134 147 (m )

- ng htkch thc mi bch ng ht: 40 x 20 x 10 (cm)mi bch c khong 500 ng ht

mi chng ng ht c 500 bch -> mi chng c 250000 ngS chng ng cho 15 ngy: 1111111/250000 x15 = 67 chng

din tch chim ch: 67 x ( 0,4 x 0,2 ) = 5,36 (m2)din tch li i: 20% (5,36 +147 + 46,76) = 39,8 (m2)

F6 = 39,8 + 5,36 + 147 + 46,76 = 238,9 (m2)kch thc: 24 x10 x6 (m)

7 Phn xng chnh: da vo bng 4 tng kt s lng v


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7. Phn xng chnh: da vo bng 4, tng kt s lng vkch thc thit b ta c bng sau:

Tn thit b S lng Di (mm) Rng (mm) Cao (mm)

1 Tank hon nguyn 3 1000 1000 1900

2 Tank cha nc hon nguyn 4 1000 1000 1900

3 Tank cha AMF 2 900 900 1600

4 Thanh trng 8 1980 4500 1110

5 Ln men 3 2000 2000 3800

6 Thng cha men 2 1000 1000 1900

7 Phi trn 2 2000 2000 3800

8 Ni nu siro 1 800 800 2000

9 ng ha 5 1000 1000 1200

10 My rt 4 5000 2100 3000

11 Tank cha hng liu 1 5000 500 1000

12 Lc 1 1000 1000 1200

Bng 5: kch thc thit b

Phn xng thit k dng ch I, v c sp xp nh sau:


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Phn xng thit k dng ch I, v c sp xp nh sau:

- Thit b c s lng nhiu c sp xp theo chiu ngang

- Cc loi thit b sp xp theo hnh ch I dc theo chiu di phnxng

- Dc phn xng c 1 li i rng 3m

- Khong cch gia cc thit b cng loi l 0,5m

- Khong cch gia 2 loi thit b l 2m

- Khong cch c cha ra 2 bn l 9m, mi bn 4,5m- Khong cch ca ra sn phm v vo nguyn liu vi quy trnh

l 3.

T nhng d liu trn ta tnh c kch thc phn xng l:

50,5 x 20,5 x6F7 = 1035,35 (m2)

8. Trm bin p: chn kch thc 6 x 4 x 4 (m)

=>F8

= 25 (m2)

9. Kho nhin liu


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9. Kho nhin liu

Lng du FO cn cho ni hi l 107,5 (kg/hi)

Lng du FO m bo sn xut trong 15 ngy

->lng FO cn d tr l: 107,5 x 24 x 15 = 38700 (kg) Th tch ring ca du: 0,00108 (m3/kg)Th tch du cn d tr: 38700 x 0,00108 = 41,796 (m3)

Chn citec cha du: D = 2500 (mm)

H = 6000 (mm) => Vcitec = 29,44 (m3)

S citec cn:

-> chn 2 citec: kch thc 9 x 8 x 8,4 (m)

419,144,29796,41 =


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10. Nh xeChn 1 xe my/1m2 tnh cho ca ng nht ( h s xy dng l80%)F10 = (m2)

Kch thc: 16x10x411. Gara xe: gm 1 xe t v 2 xe bnChn 20 m2/xe, h s s dng l 80%

F11 = (m2)

Kch thc 10 x 7,5 x 4,8 (m)

5,15780

100.1.126 =

758,0

3.20

=

T nhng tnh ton trn ta c bng sau:


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T nhng tnh ton trn ta c bng sau:

STT Tn cng trnh S lng D (m) R (m) H (m) F (m2)

1 Phn xng chnh 50,5 20,5 6 1035,25

2 Phng bo v 4 3 4 12

3 Khu hnh chnh 30 10 6 300

4 Nh n 23 10 6 230

5 Phng SH VS 10 6,5 4 65

6 Kho thnh phm 100 19 6 1900

7 Kho nguyn liu 26 10 6 260

8 Trm bin p 6 4 4 24

9 Khu x l nc 40 18 4 720

10 Phn xng c in 9 6 4 54

11 Kho nhin liu 10 7,2 4 72

STT Tn cng trnh S D (m) R (m) H (m) F (m2)


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STT Tn cng trnh Slng

D (m) R (m) H (m) F (m2)

12 Nh ni hi 9 6 6 54

13 Nh pht in 6 6 6 36

14 Lnh trung tm 6 6 6 36

15 Khu cp nc 12 6 6 72

16 Thp nc 4 4 18 16

17 Nh xe 16 10 4 160

18 Gara t 5 7,5 4,8 75

19 Kho cha ha cht 6 4 4 24

20 R & D 10 5 6 50

21 KCS 10 5 6 50

22 Y t 5 3 6 15

23 Kho bao b 24 10 6 240

Tng 5500,25

III. Tnh xy dng


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y g

1. Din tch khu t:

Kxd = 30 40 % , chn 35%

=> (m2

)

2. H s s dng:

Fsd = Fcy + Fgt + Fht = 0,26 x 3 x Fxd = 0,26 x 3 x 5500,25= 4290,195 (m2)

=>

Kch thc khu t: 160 x 100 (m)

xd

xd

k

K

FF =

1571535,0

25,5500

==kF

k

sd

sd

K

FK =

78,0

25,5500

195,4290==

sdK


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D. Tnh ton k thut c th

I. Tnh inin dng trong nh my bao gm:

+ in chiu sng.

+ in dng cho ng lc.

Yu cu in dng cho chiu sng:- nh sng phi phn b u. khng c bng ti v khng lm lo

mt.- m bo cht lng ca ri v hiu qu chiu sng i vicng trnh.

- m bo cht lng quang thng, mu sc nh sng v sngti thiu.


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S dng phng php cng sut ring tnh ton. Ta c cng thc

tnh nh sau:

Trong :

+ Ptd: Tng cng sut cc n . W.

+ Ptc: Cng sut chiu sng tiu chun trn mt n v din tch. W/m2

+ Sp: Din tch ca phng m2.

Nu gi Po: l cng sut tiu chun ca n. (W)

Ta c s bng n khi cha lm trn:

Sau khi tnh c s bng n v lm trn ta c c s bng n

dng thc t nc

Tnh cng sut s dng thc t theo cng thc: Pcs = nc x Po

Pt c=p

t d

S

P Pt d = Pt c. Sp (W )

STT Cng trnh F (m2) Pt Ptd (W) Po nc

Pcs (W)


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(W/m2) (W) (ci)

1 Phn x ngchnh

1035.25 12 12423 200 62 12400

2 Phng b o v 12 6 72 40 2 803 Khu hnh chnh 300 8 2400 40 60 2400

4 Nh n 230 6 1380 40 35 14005 Phng SH-VS 65 4 260 40 7 280

6 Kho thnh ph m 1900 6 11400 200 57 114007 Kho nguyn li u 260 6 1560 200 8 16008 Tr m bi n p 24 4 96 40 2 80

9 Khu x l n c 720 6 4320 100 43 430010 Phn x ng c i n

54 6 324 40 8 320

11 Kho nhin li u 72 4 288 40 7 28012 Nh n i h i 54 8 432 100 4 40013 Nh pht i n 36 8 288 100 3 300

14 Khu l nh trungtm 36 8 288 100 3 300

15 Khu c p n c 72 4 288 100 3 30016 Thp n c 16 4 64 40 2 8017 Nh xe 160 4 640 40 16 640

18 Gara oto 75 4 300 40 8 320

19 Kho ch a hoch t 24 6 144 40 4 160


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T bng trn, ta c cng sut chiu sng thc t Pcs=39.04 kW

Yu cu in dng cho ng lc:Cng sut ca cc ng c ti cc phn xng phi ph hp vi

yu cu ca thit b trong dy chuyn. Nu ta chn h s d trcng sut qu nh th d gy qu ti khi lm vic. Ngc li nuchn qu ln th s tiu th nhiu cng sut ng thi lm gim hs cng sut

STT Thi t b S l ng Cng su t

nh m c (kW)

T ng cng

su t(kW)1Tank hon nguyn 3 3.9 11.72Tank ch a n c hon nguyn

4 5 20

3Thng ch a AMF 2 2 44Thanh trng 8 12 965Ln men 3 2 66Thng ch a men 2 7.5 157Thng ph i tr n 2 11.5 238N i n u siro 1 4 4

9 ng ho 5 2 10

T b t t t l P 243 9 kW


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T bng trn, ta c cng sut ng lc Pdl=243.9 kW

Tnh tng in nng tiu th hng nm:

S gi lm vic ti a trong nm: T= 709 ca * 8 gi/ca =5672(h)

A =(Pcs + Pdl) xTxA

=(39.04+243.9)x5672x1.03

=1652980.75 (kWh)Trong :

A l h s hao tn trn mng in (3%)


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II. Tnh hiTrong cc nh my thc phm, cp nhit cho cc thit b ngita thng s dng tc nhn l hi nc bo ho. Thng c

dng vi mc ch gia nhit nh: thanh trng sa, nng nhit sa,chy ra thit b Ngoi ra hi nc cn c dng phc vcho sinh hot, v trng cho cc thit b trc v sau mi ca snxut.

S dng hi nc trong sn xut c mt s u im sau:- Hi nng truyn nhit u, khng xy ra hin tng truyn nhitcc b, d iu chnh nhit bng cch iu chnh p hi.

- Thun tin cho vic vn hnh cc thit b, khng cng knh, phctp, chim mt phn din tch nh trong phn xng.

- Khng gy c hi, m bo v sinh cho sn xut, nn cdng cho sn xut thc phm.

- Khng n mn thit b, c th vn chuyn i xa bng ng.

- m bo v sinh cho sn xut.

N d h i


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Nng sut s dng hi:Thanh trng : 500kg/h (8 my)

un AMF: 200kg/h(2 ci)

Nu siro ng: 80kg/h (1 ci)

Lm nng nc hon nguyn : 60kg/h (4 ci)

Ln men: 40kg/h (3 ci)

ng ho: 100kg/h (5 ci)Tng lng hi s dng trong cc thit b: 5340kg/h

Hi kh trng thit b = 20% tng lng hi = 1068kg/h

Hi sinh hot khong 0.5kg/ngi/h126x0.5 = 63kg/h

Hi tht thot khong 8% = 427.2 kg/h

=> Tng lng hi tiu th: 5340+1068+63+427.2=6898.2kg/h

Ch i h i


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Chn ni hi:Ni hi t du ng l lch tm:

- Cng sut hi: 7000~8000kg/h.

- p sut hi: 10 bar.

- Nhit hi: 183oC.

- Kiu ng l ng la, nm ngang.

- 3 pass, hp khi t, ng l b tr lch tm.- Hiu sut: 89 ~ 90%.- iu khin: hon ton t ng ( t ng cp nc,nhin liu, khi ng).- Nhin liu t: du DO, du FO, gas.

III T h


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III. Tnh ncNc nguyn liu: (35.074+3.087+18.54)x3=170.1m3/ngy

Nc l hi: 6898.2kg/h = 6.8982m3/h = 165.56m3/ngy

Nc sinh hot: 35l/ngi/ngyTnh ton cho 60% nhn lc ca ng nht:77x0.035=2.695m3/ngy

Nc ra xe, ti cy: 5m3

/ngyNc cu ho d phng: 50m3/ngy

Nc v sinh thit b nh xng: 1.5m3/h = 36m3/ngy

Chi ph nc k n h s s dng khng u (K = 1,5):G = 429.36x1.5 = 644m3/ngy


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Tnh kinh t

I. Vn u t cho ti sn c nh1. Vn xy dng nh my

STT Cng trnh F (m2) n gi (10 6/m2) Thnh ti n (10 6)1Phn x ng chnh 1035 25 1 5 1552 875


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1Phn x ng chnh 1035.25 1.5 1552.8752Phng b o v 12 0.8 9.63Khu hnh chnh 300 1.3 390

4Nh n 230 1 2305Phng SH-VS 65 0.8 52

6Kho thnh ph m 1900 1 19007Kho nguyn li u 260 1 2608Tr m bi n p 24 0.8 19.29Khu x l n c 720 0.9 648

10Phn x ng c i n 54 0.8 43.2

11Kho nhin li u 72 0.8 57.612Nh n i h i 54 0.8 43.213Nh pht i n 36 0.8 28.814Khu l nh trung tm 36 0.8 28.815Khu c p n c 72 0.9 64.816Thp n c 16 1 16

17Nh xe 160 0.8 12818Gara oto 75 0.8 60

19Kho ch a ho ch t 24 0.8 19.220R&D 50 1.2 60

21KCS 50 1.2 60

22Y t 15 1 1523Kho bao b 240 0.8 192

Vn u t xy dng: V 5878 275x106


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Vn u t xy dng: V1 = 5878.275x106 Cc cng trnh ph: tng, h, ng, cng rnh, cc khon

khc = 30% V1

Chi ph thm d thit k: 10% V1Tng vn u t xy dng:

V1 = 1.4 V1 = 8229.585x106

Khu hao xy dng: Hxd = 5%V1 = 411.48x106

2. Vn u t my mc thit b


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II T h l


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II. Tnh lng

STT Nhn l c(106)

Sl ng

L ngthng(106)

L ngn m

(106)

T ngl ngn m

(106)

1 Lao ng tr c ti p 84 3.5 42 3528

2 Nhn vin b o v , nh n, v sinh, li xe 11 3 36 396

3 Nhn vin hnh chnh 5 3.5 42 2104 Nhn vin k thu t 7 4 48 3365 Nhn vin kinh doanh 4 4 48 1926 Y t 2 3 36 727 Nhn vin KSC 3 8 96 2888 Nhn vin R&D 3 8 96 2889 Tr ng ca, tr ng phng 3 8.5 102 30610 Ph gim c 3 15 180 54011 Gim c 1 30 360 360

T ng L1 = 6516

Tng lng ca cn b cng nhn vin 1 nm:


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Tng lng ca cn b cng nhn vin 1 nm:L1 = 6516x106

* Tin bo him x hi: 16%L1* Tin bo him y t: 3% L1* Kinh ph cho cng on: 2%L1

* Bohim tht nghip: 1% L1* Ph cp: 10% L1

Qu lng ca nh my trong 1 nm:L1=(1+0.16+0.03+0.02+0.01+0.1) L1=1.32L1

=8601.12x106


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III. Chi ph sn xut 1 nm1. Nhin liu s dng chung

STT Danh m c n v n gi(103) S l ng (1 n m) Thnh ti n(103)1 N c m3 6 180320 10819202 i n kW 1.7 1652980.

752810067.27

5

3 D u DO lt 214 D u FO lt 15 228652.5 3429787.55 X ng lt 236 D u nh n lt 50

T ng N 1 =

2 Nguyn liu s dng ca dy chuyn sn xut


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2. Nguyn liu s dng ca dy chuyn sn xut

STT Danh m c n v n gi(103)

S l ng (1 ca)

S l ng (1 n m

709 ca)

Thnhti n

(103

)1 S a b t g y kg 42 11362 8055658 4772042 AMF kg 15 2964 2101476 444603 ng RE kg 19 4390 3112510 834104 H ng li u lt 200 1323 938007 264600

5 Lactose kg 50 416 294944 208006 Men kg 500 1980 1403820 9900007 Bao b h p

gi yh p 1 370370 26259233

0370370

8 ng ht nh a ng 0.2 370370 262592330

74074

T ng N 2 = 2324918

IV Tnh gi thnh cho 1 n v sn xut


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IV. Tnh gi thnh cho 1 n v sn xut

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