In 2022, the full power utilized by the Automated Dwelling was 15.087 MWh (a median of 41 kWh / day). That’s a 7.3% discount on final yr, partly because of shedding 2 of our ‘lodgers’.
Slightly below one third of that whole was utilized by our air supply warmth pump, for area heating and scorching water (4.83 MWh). This was the primary full yr the place we had been capable of make the most of the work the boffins at Epitome Dwelling had achieved final Spring to make sure our Loxone constructing administration system retains the warmth pump biased to run through the early hours.
We additionally continued to make use of the Delayed Begin perform on our Siemens home equipment to run the dishwasher and washer in a single day, in addition to utilizing the on-board timer to cost the EV then too.
That allowed us to maneuver extra of our power consumption into the cheaper night time fee, growing the general proportion used on the Economic system 7 tariff considerably, going from 35.9% in 2021 to 44.2% in 2022.
When it comes to prices, the electrical energy unit value will increase had been offset by the modifications above, together with the federal government’s Power Worth Assure scheme, which gave us entry to an unbelievable 1.5p night time fee in November and December. All meaning our £2,225 annual electrical energy invoice is 2.1% decrease than the earlier yr and we’re now utilizing nearly one quarter (26%) of the power we utilized in our earlier home.
Keep in mind, we don’t burn something, we purchase no fuel, heating oil, coal, wooden, petrol or diesel. In order that £186 (common) is our single month-to-month invoice for all our heating and scorching water, all our cooking and washing, all our Lighting and leisure plus our ‘gas’ for one of many Electrical automobiles.
You’ll be able to learn all the main points on our system from this complete put up from final yr.