As I dive deeper into my solar-powered garden lighting project, I’ve stumbled upon some fascinating challenges and opportunities. My setup includes a 12V AGM battery, a solar panel, and a smart solar regulator that also functions as a transformer for charging via 230V. The goal is to create a seamless system where the battery is charged efficiently, either by solar energy or, as a backup, by the grid when needed.
One of the key aspects I’ve been exploring is automating the switch between solar and grid charging. I’d love to set up a flow where a sensor monitors the battery’s voltage. If the solar panel isn’t providing enough power to charge the battery, the system would automatically switch to grid charging by turning on a smart plug. This would ensure that the battery never runs low, especially during periods of low sunlight.
While I’ve managed to get the basic components working, I’m still figuring out the best way to integrate all these elements into a cohesive system. I’ve heard that some users have successfully used sensors and smart plugs to achieve similar automation, but I’m curious about the most reliable and efficient methods.
Another intriguing project I’ve come across is the integration of a Sonnenstand sensor for PV modules. The idea of adjusting solar panels to track the sun’s position sounds like a game-changer for maximizing energy efficiency. I’m wondering if there are any sensors or automated systems that can be integrated with Home Assistant to achieve this.
Overall, these projects are not only practical but also a lot of fun. They challenge me to think creatively and learn more about energy management and automation. If anyone has insights or tips on these topics, I’d love to hear them! Let’s keep exploring and innovating together. 
