https://andodemian.com/posts/Recent content in Posts on Ando DemianHugoen-USSat, 08 Nov 2025 16:20:00 +0200https://andodemian.com/posts/how-i-taught-my-thermostat-to-follow-the-sun/Sat, 08 Nov 2025 16:20:00 +0200https://andodemian.com/posts/how-i-taught-my-thermostat-to-follow-the-sun/<p><img src="https://andodemian.com/posts/how-i-taught-my-thermostat-to-follow-the-sun/cover.webp" alt="" width="1024" height="1024" loading="lazy" decoding="async"> </p> <h3 id="the-day-i-realized-my-solar-panels-were-heating-the-wrong-house">The Day I Realized My Solar Panels Were Heating the Wrong House<a class="heading-anchor" href="#the-day-i-realized-my-solar-panels-were-heating-the-wrong-house" aria-label="Link to this section"></a></h3> <p>It was a Tuesday afternoon in October. Sunny, cold, and I was sitting at my desk watching my Home Assistant dashboard when it hit me: my solar panels were producing 3.2kW of power, my house was consuming maybe 800W, and the rest (about 2.4kW) was flowing back to the grid.</p> <p>Meanwhile, my heat pump was happily consuming grid electricity to keep my thermostats at their scheduled 23.5°C.</p>