Si Cy

@sicy.bsky.social

288 Followers 706 Following

In aviation but incurably curious about renewable energy & clean tech. Blame the Physics degree

Sankey diagram report from my PV system for July 2026. Sources: 1.72MWh solar, 519kWh battery, 908kWh Grid. Sent 530kWh to battery, 1.16MWh to Load (House & EV), 1.45MWh to Grid.
EV display showing 1 mile range remaining
A lamppost in Corfu with a Solar panel on top with a battery block immediately below then the light itself on an arm below that
Cambridge South station platform with a canopy constructed of wooden beams topped with solar panels
Charging summary screenshot. 29-84%, 46kWh in 21 mins average 131kW.
Very large solar panels, dwarfing the workmen beside them, being craned up a building from the ground
Two extended red & yellow coloured bendy busses nose to tail charging via overhead power points
Octopus electricity bill for May 2026 shows 1109 kWh import, total £93.57 and 1339 kWh export, total £160.63. Grand total: minus £67.06, ie credit to my account
A screenshot shows a graphic posted by Larry The Cat, of oil producing nations ranked by reserves followed immediately by Michael’s post
An Aerial night photograph shows many brightly lit coastal towns in the distance and an offshore wind farm marked by lights in a top-hat shape
Home energy system graph shows grid importing overnight then battery powering the house until late evening. Solar output is largely exported rather than used to recharge the battery during the day.
EV Battery health check report shows 100% capacity at 81000 miles for a Kia e-Niro 2020 model
A cartoon shows a broken down car painted as a German flag, while the occupants squabble. Friedrich Merz looks out from the sunroof, enviously observing a Chinese car racing ahead
Home solar energy usage graph showing repeated peaks due heat pump cycling
Screen grab of solar app showing import from grid of 21.8kW, solar production of 8kW, house load of 13kW and house battery charging at 16.8kW
Screenshot of an Octopus account page showing export tariff of 15p per unit
A google maps screenshot of the Trump Turnberry golf course and a few miles away: the Kirk Hill wind farm
A spiky graph of solar generation showing total of 46kWh