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zaki_rhm1-Visitor
1-Visitor
December 15, 2018
Question

successive approximations

  • December 15, 2018
  • 1 reply
  • 2205 views

how to solve this equation to define n1 by using successive approximations in mathcad

[1.34 .. 1.42]

a=20.44

b=0.003572

ε=17

Ta=333.95

n1 - 1 = 8.314/(a+ b*Ta (1+ ε^(n1-1)))

1 reply

F
Fred_Kohlhepp23-Emerald I
23-Emerald I
December 15, 2018
@zaki_rhm wrote:

how to solve this equation to define n1 by using successive approximations in mathcad

[1.34 .. 1.42]

a=20.44

b=0.003572

ε=17

Ta=333.95

n1 - 1 = 8.314/(a+ b*Ta (1+ ε^(n1-1)))

Capture.PNG

    Z
    zaki_rhm1-VisitorAuthor
    1-Visitor
    December 15, 2018

    thank you.

    how to matching this two equations for define a and b
    c(t):=2.47+0.0036t
    c(t):=a+bt

    L
    LucMeekes23-Emerald IV
    23-Emerald IV
    December 15, 2018

    See here:

    https://community.ptc.com/t5/PTC-Mathcad/matching-two-expression/td-p/585305

     

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