/challenges-projects/design-challenges/upcycle-iot-design-challenge/b/blog/posts/using-obsolete-home-appliances-to-optimize-energy-consumption---blog-3-instrumentationIntro In the previous blog post we have researched the method of controlling household refrigerator operations, but doing it blindly/open-loop can lead to sub-optimal results. Thus, some measurement method has to be prepared. To not make big modificaen-USTelligent Community 12https://community.element14.com/challenges-projects/design-challenges/upcycle-iot-design-challenge/b/blog/posts/using-obsolete-home-appliances-to-optimize-energy-consumption---blog-3-instrumentationThu, 15 Feb 2024 18:02:29 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:dd573036-6512-4f3e-89eb-749c55352cedbeacon_dave1<p>I&#39;ve just been timing my fridge/freezer here and its compressor runs for about 9mins and then is stopped for about 25mins before running again.</p><img src="https://community.element14.com/aggbug?PostID=27547&AppID=430&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/challenges-projects/design-challenges/upcycle-iot-design-challenge/b/blog/posts/using-obsolete-home-appliances-to-optimize-energy-consumption---blog-3-instrumentationThu, 01 Feb 2024 19:55:39 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:dd573036-6512-4f3e-89eb-749c55352cedDAB1<p>Interesting results.</p> <p>I would have thought the thermostat would have a much tighter range.</p><img src="https://community.element14.com/aggbug?PostID=27547&AppID=430&AppType=Weblog&ContentType=0" width="1" height="1">