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Z PNN4R=$^+?631 P/
$/+NN4R?Q1=L1g-S<%L4-+?

+4-(I "58M"1$6NN4R<+6P4-Z
' ,$/8
67 cH;<M
'()"*++,-+<=>?;V;<W+=>:;
67.RA;Aq5bGmn9oA;.oJp;<
M03" $.3++?4-/$/S&<%' 
8GPh= <%+?+ ENN4R87
ENN4RX4-E*+ 8"iaENN4R/
5++?4#5 ENN4R/?/+?
"<+`Fj
 .45_.r9oA;.oJp;<sHtJu;</A;.;[;<tJu;<E$641E$K1
E%*+E:8>+*"OE3<4-51 E
NN4R<4-P3<4-O*+E"(51
*+ %6E1?51@Nek
 .45_.r9oA;.oJp;<bAtJu;<E3<4-4*"O
!"" ! "#?5Q514/P0')T
*+$J8>++?Q54F1F$^<1JF
"8[: **+' E*<4-8
b ljD: *"4X_[1f*+ *"
E$K_m1C1n1f8
b E' *<4-jG e4-'oa<%' E*
<4-N"547X$/4-03*+?5
Qp1qT1B11r1q1sT8
 .45;.r9oA;.oJp;<sHtJu;<].F;</A;.;[;<tJu;< [ :E
' <4-1E*+4X8
b E' <4-j1tP"1tPP1s<u"1sN1<"NT1
BTP
b >4Xj++F?/Q'NgF4-!=8
b Ej1'E4*"O!""
&O%6Q8

CPL"603'-<I?N!T3L+'
('E?Q ENN4R#8C1+??1
Z PNN4R=$^+?631 P/
$/+NN4R?Q1=L1g-S<%L4-+?
+4-(I "58M"1$6NN4R<+6P4-Z
' ,$/8
[6NN4R<+PV-+NN4RN%$6 +
"T1<N1<N*X7<=L89:O$,P *NN4R1
' g-*XS<%PSL4-P;NZ894-PE
S <%%]L1*+ <%P+NN4R8
67 cH;<B
'()"*++,-+<=>?;V;<W+=>:;
[6NN4RQ?/Z*Z L4-$,P:N
N4R=L*+ L4-'3'K4"YT1Z
.*+$(14+1$="%Z:1
/k
6D.v;twIAmn9oA;.oJp;<
& =<%$6NN4R4=<%TL4-P;NZ1
=<%T+$61=<%T P;NZ*+=<%T4
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$6_N%N".<PT*Jf1<?T_N%N".<PT6*Jf1
*+E_bP"<?P"NTPf8E<+6N%<?P"NT4
'1'E*+ 1*#*J?'E3<4-4-
/*+<4-'E3<4-894
_P<T  "$?N"TPfj  $  :  `  <%  P"NT  <+  <PT1  u"PT1
<PT*+`<%NP"NTP<+<PT1P"PT1<PT8
Chất béo (lipid): <+:E3<4-"E!"1(5E
*+?5  *"E$K8+?<#+/$+
E<+/$+'1?<%"TPT"NT4"TPNZ1
4-J888BVE$KE{'<8M"Y+)E$K
+8M"Y]cad3<4-'_44<4-E$K
"P.~f8M"Y<0,+"Yw |ab`ad3<4-'8
>4<X#W5"%1"$#ocb|cd3<4-'8>4

,o|bocd3<4-'8`+F"E$K<+
M"<?T"NT1P"<N*+PT"<8M"<?T"NT<++F"R_E
$K:L6*Jf*+N_E$K:L*Jf8BV=;
"<?T"NT4-%+$o<?T"<*+`NT$K8mN$K4-T<+E
"($QE$K8& =<%NT$K8MTPL<4-$
"VjNT$KVN+_o|b|i$f1V"$#_vboo$f*+
VH_•v$f8GATPLL"VjNT$K$O_NT
$Kb'L1L$fA'$O_NT$K'L
1L$f8 N$K'4-AT*e"FQL1*FNZTb
`<+<%NT$KL^*e"F$0$"V$*+N%
:=T8tP"<Nj<++FQ* /$+8G<%
P"<N4-$//&E<+<T*+<8sT"<j<+ E$K
=8%PT"<4-!=&E<+<TPT"<8
67 cH;<66
'()"*++,-+<=>?;V;<W+=>:;
Chất đạm (protein): t"T*"O!""E"(/$+1E
+ ?/L@Ne($*58t"T<++ T
*+E3<4-58oE%i'<8>+?
Q?/*E"(/$+0'Ng<+3<4-%68E
%4-T<+:3<4-€N•*#>"E"(Ph?5
+>G`<+6E6+5?6E /6
*+J5"+++L8>"$#Q4<+
oabocd3<4-'_oaaboca03+%V+?f8
E! %*4-! Ph'/ !<3%6
_1Jf13"T 1$/3N3NT" *+3
!4J89*eE"(3$QE%<+ NT
_Nf8M"7'||<%NT4 N
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"N' A"4S<+89L*X<+41zN/
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"#/T*++6PL7E<4-$ +8>+
"6^%6:E*&E"(1+PH*+P=$L?<"
+'L$6+8M!+?<1*+4+
"6+PE5&75'L$6+%4- ?*&
8[6+4-%#$^  j$6+NY1+:1'NF1
%4-'<T' L5e<*+"6' 8955%%
<T' L$ +<4-E$K*+44LE8ƒ "#
+"6'2Ph($6/(4-&*X4X5#+%<T8
s! "#+"66Q$65,eE"(%8
b. Các biến đổi của nguyên liệu:
 Biến đổi vật lý:
b M"! "#+"61P . =;?<*X*+*X
/$e]4 0N@"<+6Q'L$63N1
? ' là do năng lượng cơ học chuyển thành năng lượng nhiệt năng
nên nhiệt độ khối bột tăng lên>4/ ' ?'|cbia*O}(#
6'L$63' '5896X1FNY16+:Q'L$63
<8
b MS *J<$O""%"+6'L$6:EF
NY*++:8
b M"'L$6+%+ j<)N4X*+*+4X
N1'F4-%"! "#+$68
 Biến đổi hóa lý:
b G%$6(4X"41"T(4X%"% NYQ'L
$68L<4-"*+638

67 cH;<6O
'()"*++,-+<=>?;V;<W+=>:;
b M+F"*#+%<T<+<N*+<T1'
+$6|++?(4X4 *X*+*X +' 
"'L$6%+ P-*++)$<E? %$6E
4X%+PT'T8
b PEE$K<$&APT'T1<+<'/PT'TNw
/6+O436L8
 Biến đổi hóa học:
b C6"! "#+$6<+'<XF?" $,
Q?/<+#+ <'/?N"1LNPPu14 4$K8
b +%.<'/?/"! "##+%<4X
<T8 <N1<T<'/*X$^<'/N"$^<'/„
. =;F" NE1$^NP<uNT*+$^4 
4$K8 4 +?Ph%6+:$6+85?"
4-?E$KN4X NZQ??4-$/F"TN4X
 NZ8>/P;NZL4>G…
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1>G
i
G…
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k#5?
"0=Q?6)L%6L$6+8
 Biến đổi hóa sinh 
b ƒ "#+?#+N4X QT\?T"TPT1?PT*+<PT 
T\?T+?<+ *XE"(<'/"<+4/E"(Q'L
$6‚ T\?TQ?="4& T\?TQ?=
$68
c. .JŒ;<•.R•;.Yw9cn;

b Quá trình nhào trộn bột bao gồm 3 bước:
b [4Xoj=?N0+"68
b Mg?TS<%$6NN4R L4-' +
0+"6' 8lFNZ$6NN4RN+4?#'L"6
†<P.$K1 <%$614†<F-1$6NN4RN+
43'#+P.$6<+P.?L"6*X +
' T†<F-8
b [4X|j$e?<
b D:L"6 Z+ N%F-55"6&*+
'L$6+8ƒ "#+?$:O L*+ Z"4X
+6NNe<+4X"6$68<4I<+4X"6$6$=?†
67 cH;<6†
'()"*++,-+<=>?;V;<W+=>:;
"161*+'3<'/*X +"$6+' 
*X4X?<$85$,P$6>G…
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1>
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5%6L
$ '4X*X†<a1yd8>/Ng*X†<•a1yd'4X$ '
6/6L&1/†<$6‡a1yd$ 4XPh*e8
b [4X`j+"6
b tL"6 +$e$4X|5#+'L$6+8
BZFQ$6+<+<+P5$6+4-F<4$/F-E8
M"#L"6Q?<Ph4<X/FE<4$/Q$6
+*+$6NN4R+8Mg?<%P+"#L"6Ph' 
^%4-'L$6+FE<4$/L8M"#+?
'Le+Ph$/,g?TE<4-$6+8

b l"OQ?/%FE<4$/Q$6+F<+'<T8
l#*J?1<4 L"6+<+g?6ZF "5L
?'#! "##+%<T8M"E$K"'3
#+'<T5*+N%E$KL"6*+<+A$
!"896+:Q$6Z6Q?/*+! "#"T<'/*X
4X%'<T8M"PE$6NN4R# +41P.
$61L4-<+|8B6*+*X?<'+"61
6*+! "#L"6"4X'PE?'5"8
b cn;<AR;swI;"6SY E;' +V-:E8
M""6 %4Ng|/$e5$PE8ƒ "#"6
 %4`! "#j?5Ne ;<=JS+?
P' "V- ;"4-<_"6L<4f1=$L
<% ;!X%X_"6'/ f1J" ;'L
<4-*+'F4XN NZQ<! F*+"<8
b cn;tA:;9=_  ?"6<Z4-<+`j ?"6
E;Ne?5NT"Z+'Ne?5N4LQ 
;1 ?"6+ E;Ne?5NT"Z4 ;
Ne?5N4L1 ?"6+ E;?56V<%
"+$65F"68
d. Các thông số công nghệ:
b ƒ "#+"6$6"PE$6NN4R47N@""
|aia
a
8>6?,g?TE<4-$6?<*+FE<4$/
Q$6+89L$6+'<T' L16'L$6+N?"#
67 cH;<7C
'()"*++,-+<=>?;V;<W+=>:;
ia
a
8OL*X<%$6+%<T?/#6+E1|cb`a

a

"`abia(8
b M3L6+Ph<++"68>+Ph'/'L
$6+&1 L<'/N@$e0?16$ NF16+:]4
6A! Q$6++8[6NN4R4+*XL68
e. Thiết bị:
b Nguyên lý chung của các thiết bị nhào trộn là các thiết bị có bồn chứa có
cánh khoấy trộn bột. Có thể nằm ngang hoặc đứng, cánh khuấy có nhiều loại
khác nhau tùy theo từng loại cánh mà có quỹ đạo trộn cũng khác nhau.
b  N% ?+"6%6T?HNg<Q 'E?
5=$L ?<N%"H*X?<N%<)8"! "#+
"6$6+4-36A! *+6L'/T896A
! <+L6?56Q*J<"g"6PEQ
6 ?"6<X1E%Q 'E?H5$<Q
$6896L'/*+$ NF<+'L$6?56+S'L'&
" ? ?"6$6+N'/4-P?5VQ'L$6
?<S'*"6<P'"L*+$ 5= 
'L$6+?8M4Ng ?+"6%6<Z
b B ?+"6%6<ZE%46"L#"ZA
^1$"""*+4-+ ')8M"+
' P"V"-S! "#F-4L"61= 1O
"6'F*++8[+"L<X*) 4-+S'*X
 6' 8[^ &7&N+"L1?,
<4Q$6*++"654- <%$6*XE<4-' 
8M/$e%6T?HPj?<'*+4X4-J*X
6<4-F *+<Z*+6Q/$e1O"6P$6*X*+
*+'*+"6*+Lg"%'Q/$ej?%"
$6+Ph4-+4$^5*+ %/$/
/T_NH%6*X/64-+Pˆf8

b  >+"]<%/$e<4-J&*e"F' "
'H&N+Q/$e+"68M/$e+?PE<4-,
e1'&=8M?! "#<HA ?0%1*
J<<Z]'54-*+!"<+V'+
_:P"*+""f7F-60+8B ?+"6%
6<ZF- + ?/$/76<%$6+8
67 cH;<76
'()"*++,-+<=>?;V;<W+=>:;
b D67Iw.ƒ;.
b a. Mục đích
b $e<+)'L<4-$6+S/)'F4X
4L:Eg-T?! "#4X/T8
b b. Các biến đổi của nguyên liệu
b M"! "#%#Q?/<+  NZ<I<?<
N.$/,"! "#%#4'&1Q?/<+ 
$/,*&*J<I8E"(*+FE<IQP?,
b c. Phương pháp: cán, cắt
b M/$e%#$6+NjB ? $6|"Zj
b 96"6"Z v|a
b 94'F"Z|ia
b 96N+?<X$6a1yc
b E<KEN+?|a
b M%+ E$6'F4Xg-$e! "#4X8
b 9A5%<TjF+:Q<T1%=;<T
3N <'/4-L<%8
b D6DJ•;<
b a. Mục đích
b /$/*+$!Pj4X<+! "#5<+F$ 
%$ +PH1g*e1E"(A"416*+(N*
P*J1N T\?T($6g*eA"4*+$!4-

<=8/64X$ 4-A"4$^`PLj
b 964LQV-''F*+"$:4X
b >6*+ *g"*g4X
b M4X
67 cH;<77
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b
b ƒ;.D7"AN;s€A;.Aq9sn9.‚wl=R9cƒ;.;J•;<mR;.
b b. Các biến đổi của nguyên liệu:
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/$6$^'`a
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oaa
a
1'ozabozc
a
8C4-"?&1Ph?5NS
+*+"<X$6*+4X]?5S+*+"T61N
$&A/$6Ph$e'895'HZ4-+?j
b D%Q! "#4X1<O4X4-.6E8>
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a
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b 96F-<+'vabycd8
b  63ca
a
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4X8(+?$6PhE<4-4XN"T
"]4<4-4XS+'L$6?5*+5"4

*+! "#:8U6ccva
a
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<w$&N+?8M$6$H:1 *RE"(%1
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'()"*++,-+<=>?;V;<W+=>:;
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B6PLT\?T4?<PT1"TPT%6%P"
4';*+N<+?<*+0
B<<"N8U6+?ET$eN8
b AHAswI;7$H'6E/$6%'yaza
a
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""6$ 86"6$ %%6=Q?Q$"$T
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oaa
a
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a


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$6N/(*X''F3"6$ 8s'<X
*)$ 4-#+16/Z389/6o|a
a
1 0
B<<"N4-34<+*)$ $H?5+*+8
b AHAswI;D$H'*)$ %6oia
a
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N@"1*#*J?6Q<O4X5L6"?&
8ƒ("#4XPh'/('<4-4XN"'L$6$L/1
6Q"6$ $H3"oaa
a
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b
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b D%ojNg6<+?,66'L$6<+P
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a
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b d. Thiết bị:
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b ƒ
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