Heat required

55,000 KWh/year

Electricity required

13,000 KWh/year

Total energy required

68,000 KWh/year

Additional electricity required for the operation of the heat pump

15,714 KWh

Total electricity required including the consumption of the heat pump

28,714 KWh

Nominal power of the PV system

19.14 KWp

Cost of the PV system

28,710 ?o:p>

Operation of the heat pump

800 h/year

Coefficient of performance of the heat pump

3.5

Power of the heat pump

29.5 KW

Cost of the heat pump

59,000 ?o:p>

Total capital cost of the R.E systems

87,710 ?o:p>

Cost of primary energy used

0