In 2022, the whole power utilized by the Automated Residence was 15.087 MWh (a mean of 41 kWh / day). That’s a 7.3% discount on final 12 months, partly on account of dropping 2 of our ‘lodgers’.
Just below one third of that complete was utilized by our air supply warmth pump, for area heating and sizzling water (4.83 MWh). This was the primary full 12 months the place we have been in a position to make the most of the work the boffins at Epitome Dwelling had performed 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 operate 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 evening fee, growing the general proportion used on the Economic system 7 tariff considerably, going from 35.9% in 2021 to 44.2% in 2022.
Prices
By way of prices, the electrical energy unit value will increase have been offset by the adjustments above, together with the federal government’s Power Worth Assure scheme, which gave us entry to an unbelievable 1.5p evening fee in November and December. All which means our £2,225 annual electrical energy invoice is 2.1% decrease than the earlier 12 months and we’re now utilizing virtually one quarter (26%) of the power we utilized in our earlier home.
Bear 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 sizzling water, all our cooking and washing, all our lighting and leisure plus our ‘gas’ for one of many Electrical automobiles.
You possibly can learn all the main points on our system from this complete publish from final 12 months.