Annual Energy Consumption

Heating: Swema  uses nearly non-fossile-fule district heating for heating the Swema house, hot water and fan heating, of which a restaurant takes 82,000 kWh, 28% (2022). Ventilation energy recovery worked poorly 2018, 2021 and 2022. The house has been energy renovated and the energy consumption for heating has been reduced by 17%. (33% at best). From 115 kWh/sqm to 95kWh/sqm (77 at best) district heating per year.

Electricity: Swema buys electricity generated by non-fossile fule. On the Swema house roof 108 solar panels are installed. The use of energy includes the building ventilation. The restaurant uses 83.000 kWh, 50% (2022). The Chinese office uses 1000 kWh per year.

Biogas, Natural gas, petrol and electricity is used for all cars, two gas and one electrical.