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  • 8/12/2019 Proiect Cazan Eu

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    BORJOG STEFAN SORIN

    ANUL III GR 1

    EMA DE PROIEC ARE

    Qu= 60 + 10 24 = 300[W] sarcina termic a cazanului

    te/ti= 90/70C temperatura apei la iesire si intrare in cazan

    e!u! "i #$%&$'iti( #$%)u"ti)i!u!ui * Combustibil gazos

    C$%&$'iti(

    C,4 = -9 * 0.124 = -6.6

    C2,6= 1 + 0.224 = .-

    C3,-= * 0.124 = 2.6

    CO = 3

    2 = 2 100%

    1

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    I) CALCULUL ARDERII COMBUSTIBILULUI GAZOS

    a) V0= 0,0476[0,53+[ (1 +4

    4)6,6+ (! +

    4

    6)7,6 + (! +

    4

    6)5,+!,6(3+

    4

    )"3,#$0

    V0= 0,0476[1,5 + 175,+ 11,! +1#,5 = #,#00

    [&3N' &3N *&* -.-/ - a-. 2--a. a.-.// -/&-./-

    ) !OV = 0,01[3 + 6,6 + 11,6+7, = 1,0#

    [&3N' &3N *&* - // - a.2

    ) !ROV = !O

    V =1,0#

    [&3N' &3N *&* - 8a9- ./a&/-

    ) !NV = 0,7#V0+

    100

    != 0,7##,# +

    100

    != 7,4!

    [&3N' &3N *&* - a9 /2 8a9-*- - a.-.-

    -) O!:V = 0,01[ !6,6 + 35, + 4 4,6 + 0,016#,# = !,1#6

    [&3N' &3N *&* - a;./ - a;< /2 8a9-*- - a.-.-

    ) 08V = !ROV + !NV + O!:V = 1,0# + 7,4! + !,1#6 = 11,1!

    [&3N' &3N *&* -.-/ a;./ - a;< /2 8a9-*- - a.-.-

    >1,05 1,15? a*-8-& -//-2 - -- - a-.

    8) Va= V0= 1,1#,# = 10,#

    [&3N' &3N *&* .-a* - a-. 2--a. a.-.//

    !

    V0= 9,9

    VCO2= 1,09

    VRO2= 1,09

    VN2= 7,842

    VH2O= 2,196

    Vg0= 11,128

    = 1,1

    V= 10,89

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    ) V8= 08V + ($ 1)V0= 11,1! + (1,1 $ 1)#,# = 1!,11

    [&3N' &3N *&* .-a* a* 8a9-*. - a.-.-

    /) 0=8V

    aV!#3,1+comb=

    11,1!

    #,10!#3,11 += 1,!44 @8'&3N &= 1 @8'&3

    -2/a-a 8a9-*. - a.-.- *a a.- 2.&a*