ФИЗИКО-ХИМИЧЕСКИЕ И ТЕПЛОФИЗИЧЕСКИЕ СВОЙСТВА КОРМОВЫХ ПРОДУКТОВ

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  • ISSN 18129498. . 2005. 2 (25)

    272

    664.144

    . . , . .

    -

    - , - . , - , , , , , ( ), , .-. , , .

    , - , , - - .

    , .

    - , .

    , , , .

    . 1 . , - , . .

    -

    STEF = , (1)

    S, E Up , T = const.

  • 273

    (.1) - (), .

    .1.

    , , , - w = f(U) - . lnAw = f(Up) .

    (1),

    .

    ,,, PTp

    PTp

    PTp U

    ST

    U

    E

    U

    F

    =

    (2)

    (2) - (F)/Up), ((E)/Up), T((S)/Up) p (. 2) (- ) T, . , U1k = 0,099; U2k = 0,119; U3k = 0,14; U4k = 0,187. U < kU1 :

    ( )( ) ;05571516,701285262,0

    49209282,3503930464,0ln

    2

    2

    +

    ++===

    TT

    UTTRART

    U

    Fw

    p

    ( )( ) ;05571516,72012825262,0

    49209282,35203930464,0

    +++

    =

    T

    UTRT

    U

    ST

    p

    ( )( )

    ( )( );49209282,3503930464,0

    05571516,72012825262,0

    49209282,3503930464,0

    49209282,35203930464,0

    2

    2

    TT

    T

    TT

    UTp

    ++

    +++=

    1 =293 2 =303

    w

    Up

    In Aw

    1 =293 , 2 =303

    Up,

  • ISSN 18129498. . 2005. 2 (25)

    274

    :21 kk UUU

  • 275

    ( )( )

    ( )( ).1346827628,220817448276,0

    4935922884,320134424828,0

    1346827628,220817448276,0

    1346827628,2220817448276,0

    2

    2

    TT

    T

    TT

    UTp

    ++

    +=

    . 2.

    , , ( , ) - . , - (, , - . .), ( - ) .

    - .

    - - () , .

    . - - .

    ( )TWfacm ,,, = (W (1 W = c -

    ); ) = 283353 W = 01 /.

    , 1 =293 , 2 =303

    Up ,

  • ISSN 18129498. . 2005. 2 (25)

    276

    :

    ),T,(W),T,(

    W),T,()T,W(cm0619983387619546638

    196203550212 2

    ++++++=

    ;

    ;14,00007,044,0),( += TWTW

    .),(),(

    ),(),(

    TWTWc

    TWTWa

    m =

    -

    : WW +

    =

    )1(

    ,

    (); . -

    - . .

    W c - .

    V = const -

    ( )

    W

    W=

    11

    .

    - ( ) , () . ( )Twf , = , () .

    , - . - .

    ( )

    1 2 3 4 5

    , V 3 0,00002 0,00005 0,00007 0,00008 0,00009 , m 0,008134 0,020734 0,028751 0,032726 0,037780

    , /3 406,7 414,68 410,729 409,075 419,778

    /3 412,1924

  • 277

    ( ) -:

    .1380)612,36675953805,43932

    1317671,1973927111688,010930802531,2(

    )72,3902703185,46786089788,210

    418838442,01012816073,3(),(

    2344

    22

    344

    +++

    ++

    +=

    WT

    TTT

    WTT

    TTTW

    - -

    , , - .

    21.02.05

    PHYSICAL-CHEMICAL PROPERTIS OF FEEDSTUFF

    Yu. A. Maksimenko, S. V. Sinyak Experimental data on physical-chemical and thermal proper-

    ties are presented for expandered, pelleted and powdered feedstuff as well as for products of microbiological synthesis for optimization of preliminary treatment and drying.

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