Haris writes about his digital Thermostat project:
In the need of my new homemade energy saving fireplace (which boils water for the radiator) i designed and built a digital thermostat. The idea to design my own thermostat came when i came across with the following problem.
When i first fire the fireplace the water in the boiler around the fireplace is cool. After a few minutes the fireplace warms the water enough so that the water temp exceeds the thermostat limit. The thermostat changes state and drives an electric valve to move the water from the fireplace boiler to the radiators. The electric valve is slow enough and takes a few minutes to make a full turn…
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