Parameter

Value

Initial annual energy consumption

712,000 KWh

Annual energy consumption after energy refurbishment

569,600 KWh

Annual electricity use in all sectors except hot water production

427,200 KWhel

Annual requirements for hot water production

142,400 KWhth

Annual electricity requirements for hot water production

28,480 KWhel

Annual heat generation by the solar thermal system

113,920 KWhth

Total annual electricity requirements

455,680 KWhel

Size of a solar-PV system

303.8 KWp

Size of a solar thermal system-area of flat plate collectors

227.8 M2

Capital cost of the solar-PV system

364,560?o:p>

Capital cost of the solar thermal system

68,340?o:p>

Capital cost of both solar energy systems

432,900?o:p>

Overall capital cost per offender

2432?o:p>

Annual carbon emissions due to heating oil use1

38.45 tn CO2

Annual carbon emissions due to grid electricity use2

256.32 tn CO2

Annual total carbon emissions due to conventional fuel use

294.77 tn CO2

Overall annual carbon emissions per offender due to conventional fuel use

1.66 tn CO2