Table 3 Annual energy summary of the...

Table 3

Annual energy summary of the house with three different DHW load profiles and three different electrical load profiles: (output capacity of the heating element: 0 kW, threshold: 0 kW, and battery capacity: 0 kWh)

DHW and electrical load profiles	Annual energy use of heat pump/kWh	Annual imported energy/kWh	Annual exported energy/kWh	Annual total electrical load/kWh	Annual PV self-consumption	Annual PV self-sufficiency
Large DHW and high electrical loads	2,081	5,930	11,335	10,055	24%	41%
Large DHW and medium electrical loads	2,081	3,166	12,027	6,633	19%	52%
Large DHW and low electrical loads	2,081	2,369	13,074	4,844	12%	51%
Medium DHW and high electrical loads	1,287	5,517	11,799	9,201	21%	40%
Medium DHW and medium electrical loads	1,287	2,791	12,533	5,777	16%	52%
Medium DHW and low electrical loads	1,287	2,039	13,628	3,989	9%	49%
Small DHW and high electrical loads	792	5,222	12,048	8,669	19%	40%
Small DHW and medium electrical loads	792	2,499	12,786	5,245	14%	52%
Small DHW and low electrical loads	792	1,769	13,906	3,456	7%	49%

DHW and electrical load profiles	Annual energy use of heat pump/kWh	Annual imported energy/kWh	Annual exported energy/kWh	Annual total electrical load/kWh	Annual PV self-consumption	Annual PV self-sufficiency
Large DHW and high electrical loads	2,081	5,930	11,335	10,055	24%	41%
Large DHW and medium electrical loads	2,081	3,166	12,027	6,633	19%	52%
Large DHW and low electrical loads	2,081	2,369	13,074	4,844	12%	51%
Medium DHW and high electrical loads	1,287	5,517	11,799	9,201	21%	40%
Medium DHW and medium electrical loads	1,287	2,791	12,533	5,777	16%	52%
Medium DHW and low electrical loads	1,287	2,039	13,628	3,989	9%	49%
Small DHW and high electrical loads	792	5,222	12,048	8,669	19%	40%
Small DHW and medium electrical loads	792	2,499	12,786	5,245	14%	52%
Small DHW and low electrical loads	792	1,769	13,906	3,456	7%	49%

Source(s): Authors' own work

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