Implementing Black Hole as Efficient Power Plant *

Shao-Wen Wei,Yu-Xiao Liu

Table 1 Work and efficiency for the Rankine cycle with $\tilde{T}_{2}=0.1$ and $\tilde{T}_{E}=1.1$.

$\tilde{T}$ 0.40/0.96 0.41/0.97 0.42/0.98 0.43/0.99 $\tilde{W}$ 376/4.75 338/4.36 305/4.00 275/3.65 η(%) 87.07/89.92 87.11/89.97 87.15/90.01 87.19/90.06