Exactly 1 year ago we had our solarpanels installed on our roof. Time to check if all the nice expectations are fulfilled. Install date: september 20th, 2012 13 x 240 Wp panels 3120 Wp total Pointed towards the east-south-east Supplier estimate: 2800 kWh / year (they said it was a positive number) My own calculated negative […]
Energy monitoring with Arduino
Since we’ve bought a bunch of solar panels on our roof, I’m building an electricity monitoring device based on the Arduino microcontroller. It’s running for a while, monitoring solar power generation but now it can also read the Smart energy Meter which we got from the energy company. So currently it reads and/or calculates the […]