Energy & Home Automation¶
I publish practical configurations, integrations and technical notes around solar production, energy metering and home automation.
Featured¶
☀️ YaS☀️lR — Yet another Solar Router¶
An open-source ESP32 solar power diverter. It uses surplus photovoltaic production to drive a resistive load, typically a water heater, with fine-grained power control.
🐝 Beelance¶
An autonomous, remotely connected beehive scale monitoring hive weight and temperature.
Guides & integrations¶
- Home Assistant + OpenDTU: inverter zero-injection
- 3ERL Zero-Inject instructions & daily PRE+ estimate
- Linky Teleinformation (TIC) + ESPHome + Home Assistant
- Home Assistant + RTE Tempo + Shelly
- Home Assistant OpenEVSE integration via MQTT
Browse all my GitHub Gists for more snippets and examples.
Selected articles¶
- Solar routing: Shelly Solar Diverter · Home Assistant Solar Router
- Power electronics: Zero-Cross Pulse Detection · Why a good ZCD circuit matters
- Energy metering: Everything about JSY meters · JSY-MK-194G · Remote JSY over UDP