Bernat Felicia Pop Ioana
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Transcript of Bernat Felicia Pop Ioana
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UNIVERSITATEA DE TIIN E AGRICOLE I MEDICINĂ VETERINARĂ A BANATULUIȘ Ț Ș
“REGELE MIHAI I AL ROMÂNIEI” DIN TIMI OARAȘ
FACULTATEA DE TEHNOLOGIA PRODUSELOR AGROALIMENTARE
DISCIPLINA: OPERA II I UTILAJE ÎN INDUSTRIA ALIMENTARĂȚ Ș
OPERA IA DE EVAPORARE CA METODĂ DEȚ
CONCENTRARE I CONSERVAREȘ
A SUCURILOR DE FRUCTE
COORDONATOR: STUDEN I:Ț
S.L. Dr. Ing. RINOVET ALE!ANDRU BERNAT FELICIA"ANTONELA
POP IOANA"ALINA
TIMI OARAȘ
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I. EVAPORAREA
Pr'n n()'*n+, -+ +,/(r,r+ 0+ 1n)+2+g+ 3r+4+r+, *n*' 2'45'- 1n 03,r+ -+ ,/(r'. O/+r,)', -+ +,/(r,r+
r+/r+6'n37 4(n4+n3r,r+, *n+' 0(2*)'' 1n 0*803,n), *04,37 /r'n +2'9'n,r+, *n+' /7r)' -'n 0(2+n3 0*8 (r97 -+
,/(r'; ,0'g*r3+r'(,r+ -+ +n+rg'+; /+ 0+,9, +n+rg'+' 'n3+rn+ , 2'45'-*2*'; ,4+03 +n(9+n n*9'n-*"0+
,*3(+,/(r,r+. C(n4+n3r,r+, /r'n +,/(r,r+ 0+ 1n3
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D'n ,4+03+ 9(3'+; 0",* r+,2'6,3 ,/,r,3+ -+ 4(n4+n3r,r+ 1n 4,r+ -*r,3, -+ 4(n3,43 /r(-*0"0*/r,,), 4,2-7
+03+ 9,' 9'47. P+n3r* 4, 3+9/+r,3*r, 0, '+ 4
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C, 0*r07 -+ +n+rg'+ 3+r9'47 *6*,27 +03+ 472-*r, -+ 4(n-+n0,r+ , ,8*r*2*' /r'n 9,r4,r+ 3r+8*'+ 07 ,'87 (
/r+0'*n+ 0*/+r'(,r7 4+2+' 2, 4,r+ 0+ r+,2'6+,67 4(n4+n3r,r+,; 4, /+ ,4+,037 4,2+ 07 0+ r+,2'6+6+ -'+r+n), -+
3+9/+r,3*r7 n+4+0,r7 /+n3r* 3r,n0+r*2 -+ 472-*r7.
2.Evaporarea multiplă
E,/(r,r+, 4* 0'9/2* ++43 *r97r+=3+ :
• R+-*4+r+, 4(n0*9*2*' -+ ,8*r /r'9,r r,/(r3,3 2, 3(,37 4,n3'3,3+, -+ ,/7 +,/(r,37• R+-*4+r+, 4(n0*9*2*' -+ ,/7 -+ r74'r+ 0+ ,4+ /+ 8,6, 97r'r'' 0*/r,+)+' 3(3,2+ -+ 3r,n0+r -+ 472-*r7.
Pr'n +,/(r,r+, 4* ++43 9*23'/2* 0+ r+,2'6+,67 ( +4(n(9'+ -+ ,8*r /r'9,r @ % g ,8*r /r'9,r 'n3r(-*0 1n
/r'9*2 ++43 +,/(r, ,/r(,/+ % g -+ ,/7; -++n'n- ,8*r 0+4*n-,r; ',r /r(4+0*2 0+ r+/+37 2, '+4,r+ ++43
,-7*g,3 =' ( +4(n(9'+ -+ ,/7 -+ r74'r+ n+4+0,r7 /+n3r* 4(n-+n0,r+, ,/(r'2(r 0+4*n-,r' -'n 4(n-+n0,3(r. În /r(4+0*2 9*23'/2* -+ +,/(r,r+; n*9,' ,8*r*2 0+4*n-,r (8)'n*3 2, *23'9*2 ++43 , ,*ng+ 1n 4(n-+n0,3(r; r+03*
0+ 4(n-+n0+,67 1n 'n03,2,)'+. V,/(r'' r+6*23,)' -+ 2, *n ++43 0*n3 (2(0')' 2, 4(n4+n3r,r+, *r973(,r+. În ,4+03 +2;
0+ r+-*4+ -+8'3*2 -+ ,/7 -+ r74'r+.
L, +,/(r,r+, 4* ++43 9*23'/2*; 0(2*)', +03+ 0*/*07 *n*' n*97r -+ 2, # 2, & -+ 4(n4+n3r7r' r+/+3,3+ 1n3r"
*n gr*/ -+ +,/(r,3(,r+ ,r,n,3+ 1n 0+r'+; ,03+2 1n4'037 -(*7 2*'-+ 1n3r"( 'n03,2,)'+ -+ +,/(r,r+: ,g+n3*2 -+ 1n4726'r+; 4,r+ 4+-+,67472-*r,; =' 0(2*)', 0*/*07 4(n4+n3r7r''; 4,r+ /r'9+=3+ 472-*r7.
C(n4+n3r,r+, 0+ /(,r+ r+,2'6,:
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• In /,r,2+2"@+03+ =' 4+, 9,' *6*,27 4
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C ( n 4 + n 3 r , r + , 0 * 4 * r ' 2 ( r 0 + / ( , 3 + r + , 2 ' 6 , / r ' n 9 , ' 9 * 2 3 + 9 + 3 ( - + :
/ r ' n + , / ( r , r + ; 4 ( n g + 2 , r + ; ( 0 9 ( 6 7 ' n + r 0 7 ; * 2 3 r , ' 2 3 r , r + ; 9 + 3 ( - , 4 + , 9 , '
( 2 ( 0 ' 3 7 'n-*03r',2 ''n- 4(n4+n3r,r+, /r'n +,/(r,r+. Or'+n3,r+, ,43*,27 2, ,8r'4,r+, 0*4*r'2(r -+ r*43+ 4(n4+n3r,3+ +03+
(2(0'r+, *n(r 'n03,2,)'' -+ 4(n4+n3r,r+ 4* -*82* =' 3r'/2* ++43; 1n +-+r+, r+-*4+r'' 4 (n 0* 9*2* ' - + * 3 ' 2 ' 3 7 )
=' , 4( n4 +n 3r 7r '' *2 3r , r, /' -+ /+ n3 r* , ,0 'g *r , /7 03 r, r+ , 4,2'37)'2(r /r(-*0*2*'. In03,2,)''2+ -+
4(n4+n3r,r+ 0*n3 -+ 3'/*2 A2,"L,,2 S459'-3; M,n6'n'; K'+g,n-.
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