## Nomenclature  
### Acronyms  
FE  
Billed Energy  
TDA  
Transmission & Distribution Access  
PF  
Power Factor  
RCAP  
Reactive CAPacitive, penalty for capacitive reactive power consumptions  
THD%  
Total Harmonic Distortion, in percent  
**Greek symbols**  
\(\alpha_{p}\)  
angle of the \(\overset{\sim}{S_{\mathit{hip}}}\) component of the vector unbalanced power that measures active power imbalances  
\(\alpha_{q}\)  
angle of the \(\overset{\sim}{S_{\mathit{uig}}}\) component of the vector unbalanced power that measures reactive power imbalances  
**Superscripts**  
Superscript (\({}^{1}\))  
actual operation of capacitor banks in the transformation house  
Superscript (\({}^{2}\))  
optimized operation of capacitor banks  
Superscript (\({}^{3}\))  
optimized operation of capacitor banks and changing actual transformers  
by efficient ones  
Superscript (\({}^{4}\))  
number of working days in the annual period analyzed  
Superscript (\({}^{5}\))  
number of holidays in the annual period analyzed  
Superscript (\({}^{6}\))  
costs, in euros, calculated according to 2020 energy prices  
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