## Nomenclature  
\(\epsilon\): Energy efficiency (%)  
\(\dot{E}\): Energy rate (MW)  
\(\epsilon\): Specific exergy (kJ/kg)  
\(\dot{E}\): Electricity production (MW)  
\(\dot{f}\): Extraction factor  
\(\dot{H}\): Enthalpy (kJ/kg) \begin{tabular}{l l} i & Inflation rate (\%) \\ \(\dot{m}\) & Mass flow rate (kg/s) \\ N & number of years \\ P & Pressure (bar) \\ r & Escalation rate (\%) \\ S & Entropy (kJ/kgK) \\ T & Temperature (\({}^{\circ}\)C) \\ t & Tax (\%) \\ UL & Useful life (a) \\ Subscripts \\
0 & Environmental conditions \\ \(D\) & Exergy destruction \\ \(F\) & Fuel (exergy) \\ ins & Insurance (tax) \\ \(k\) & Component \\ \(L\) & Loss (exergy) \\ n & Nominal (escalation) \\ \(P\) & Product (exergy) \\ prop & Property tax \\ s & Income (tax) \\ sys & Overall system \\ x & Number of extraction \\ Superscripts & \\ CH & Chemical \\ KN & Kinetic \\ PH & Physical \\ PT & Potential \\ Abbreviations & \\ AIR & Air flow \\ ASH & Ash flow \\ C & Coal flow \\ DEAERAT & Deaerator \\ E & Extraction flow \\ EU ETS & European Union Emissions Trading System \\ FG & Flue gas flow \\ HE & Heat exchanger \\ IEA & International Energy Agency \\ KNO\({}_{3}\) & Potassium nitrate \\ LCOE & Levelized cost of electricity \\ MS & Molten salt flow \\ NaNO\({}_{3}\) & Sodium nitrate \\ O\&M & Operation and maintenance costs \\ PEC & Purchased equipment cost \\ PREH & Preheater \\ REFRIG TOWER & Refrigeration tower \\ ROI & Return of interests \\ S & Steam flow \\ TCI & Total capital investment \\ T\_HP & High pressure turbine \\ T\_LP & Low pressure turbine \\ TRR & Total revenue requirement \\ W & Water flow \\ \end{tabular} \begin{table}
\begin{tabular}{c c c c c c} \hline \hline
**N\({}^{\circ}\)YEAR** & **YEAR** & \
\begin{tabular}{c} **DEPRECIATION** \\ **FACTOR (\%)** \\ \end{tabular} &
\begin{tabular}{c} **ANNUAL TAX** \\ **DEPRECIATION (mill \$)** \\ \end{tabular} & **VALUE (mill \$)** \\ \hline
0 & 2018 & 0.00 & 0.00 & 4499.79 \\ \hline
1 & 2019 & 4.76 & 214.28 & 4285.51 \\ \hline
2 & 2020 & 4.76 & 214.28 & 4071.24 \\ \hline
3 & 2021 & 4.76 & 214.28 & 3856.96 \\ \hline
4 & 2022 & 4.76 & 214.28 & 3642.69 \\ \hline
5 & 2023 & 4.76 & 214.28 & 3428.41 \\ \hline
6 & 2024 & 4.76 & 214.28 & 3214.13 \\ \hline
7 & 2025 & 4.76 & 214.28 & 2999.86 \\ \hline
8 & 2026 & 4.76 & 214.28 & 2785.58 \\ \hline
9 & 2027 & 4.76 & 214.28 & 2571.31 \\ \hline
10 & 2028 & 4.76 & 214.28 & 2357.03 \\ \hline \hline \end{tabular}
\end{table} 
Table 1: _Cont._  
\begin{table}
\begin{tabular}{c c c c c c} \hline \hline \multirow{2}{*}{\(\mathbf{N^{o}}\)YEAR} & \multirow{2}{*}{**YEAR**} & \multirow{2}{*}{**BOOK**} & **TOTAL DEPREC. ** & \multicolumn{2}{c}{**RECOVERY OF**} & \multirow{2}{*}{**TCR**} \\  & & **DEPRECIATION** & **INVESTMENT** & **COMMON EQUITY** & \\ \hline
1 & 2019 & 179.99 & 10.29 & 3.36 & 193.64 \\ \hline
2 & 2020 & 179.99 & 10.29 & 3.36 & 193.64 \\ \hline
3 & 2021 &  
\begin{table}
\begin{tabular}{c c c c c c} \hline \hline \(\mathbf{N^{o}}\) **YEAR** & **YEAR** & \begin{tabular}{c} **BALANCE BEGINNING** \\ **OF YEAR** \\ \end{tabular}  & \begin{tabular}{c} **BOOK** \\ **DEPREICATION** \\ \end{tabular}  & \begin{tabular}{c} **BOOK** \\ **DEPREICATION** \\ \end{tabular}  & \ \begin{tabular}{c} **ADJUSTMENT** \\ \end{tabular}  & \begin{tabular}{c} **ROI** \\ \end{tabular}