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| Z = \frac{0.27 \, P_{pr}}{y \, T_{pr}} |
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| 1 + T_1 \, y + T_2 \, y^2 + T_3 \, y^5 + T_4 \, y^2 \, (1+ A_{11} \, y^2) \, \exp (- A_{11} \, y^2) - \frac{T_5}{y} = 0 |
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| T_1 = A_1 + \frac{A_2}{T_{pr}} + \frac{A_3}{T_{pr}^3} + \frac{A_4}{T_{pr}^4} + \frac{A_5}{T_{pr}^5} |
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| T_2 = A_6 + \frac{A_7}{T_{pr}} + \frac{A_8}{T_{pr}^2} |
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| T_3 = - A_9 \cdot \left[
\frac{A_7}{T_{pr}} + \frac{A_8}{T_{pr}^2}
\right] |
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| T_4 =\frac{A_{10}}{T_{pr}^3} |
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| T_5 = \frac{0.27 \, P_{pr} }{T_{pr}} |
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or
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Z = \frac{0.27 \, P_{pr}}{y \, T_{pr}} |
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R_5 \, y^2 \, (1+ A_{11} \, y^2) \cdot \exp \left( - A_{11} \, y^2 \right)
+ R_1 \, y - \frac{R_2}{y} +R_3 \, y^2 - R_4 \, y^5 +1 = 0 |
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R_1 = A_1 + A_2 \, t + A_3 \, t^3 + A_4 \, t^4 + A\, t^5| LaTeX Math Block |
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R_2 }}{T_{pr}}| LaTeX Math Block |
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R_3 = A_6 + A_7 \, t + A_8 \, t^2 |
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| R_4 = A_9 \cdot ( A_7 \, t + A_8 \, t^2) |
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R_5 = A_{10\, t^3| LaTeX Math Block |
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t= \frac{1where
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