APPENDIX A
Table A.: Operating Expenditure
Energy Cost
Daily energy charge . MWh
Annual energy charge , MWh
Power purchase price /MWh
Annual power purchase cost . million
Table A.: Revenue
Energy Revenue*
GBP/MW /MW
EFR market clearing price
.
.
Annual revenue per MW ,
Annual revenue ( MW)
. million
EFR enhanced frequency response, GBP pounds sterling, MW megawatt.
*Based on auction for EFR batteries by the National Grid (UK transmission system operator).
Table A.: Financial Internal Rate of Return
Item
Value
Project IRR .
Project NPV
(,.)
IRR internal rate of return, NPV net present value.
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Table A.: Calculation of Financial Internal Rate of Return
Year
EFR Revenues ,, ,, ,, ,, ,, ,, ,, ,, ,, ,,
Energy
purchased
(,,) (,,) (,,) (,,) (,,) (,,) (,,) (,,) (,,) (,,)
Insurance ( of
capital cost per
year)
(,) (,) (,) (,) (,) (,) (,) (,) (,) (,)
O&M ( of
EPC contract)
(,) (,) (,) (,) (,) (,) (,) (,) (,) (,)
EBITDA ,, ,, ,, ,, ,, ,, ,, ,, ,, ,,
Less: D&A
( p.a.
straight-line)
(,,) (,,) (,,) (,,) (,,) (,) (,) (,) (,) (,)
EBIT , , , , , ,, ,, ,, ,, ,,
Less:
Intesrest
Expense
(,) (,) (,) (,) (,) (,) (,) (,) (,) (,)
Less: Taxes , , , , , (,) (,) (,) (,) (,)
Tax Net Income (,) (,) (,) (,) (,) , , , ,, ,,
Add: D&A ,, ,, ,,
,, ,, , , , , ,
Capex (,,) (,)
After Tax
Levered Cash
Flow
(,,) ,, ,, ,, ,, , , ,, ,, ,, ,,