These graphs show most of the relevant parameters of the nearly zero energy building. The appliance is installed on site, and the building will be used as an architecture office.

ACC – domestic hot water
RE – electrical backup
VE – expansion vessel
RG – fresh air heating unit
HRV – heat recovery ventilation unit
V – fan coil unit
PDC – heat pump
SCP – plate heat exchanger
PS – solar thermal collector

System overview

Buffer and input/output

Electricity consumption and production

Heat recovery ventilation

Drill temperature measurements – 7 day history

Drill temperature measurements – 90 day history