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Hurricane Maria aftermath. The storm damaged the island’s already deteriorated electrical infrastructure. (Image credit Puerto Rico National Guard via Flickr)   Electricity is something most of us take for granted until it suddenly is shut off, and then it’s like our lives come to a screeching halt- no TV, no Wi-Fi, and no way to recharge mobile devices. While a power outage may leave us in the dark for a few hours or perhaps a few days, it’s nothing compared to what peop ...
I want to share a project about building a battery backup supply for small electronics. With this backup supply, you can never run out of power. There are a lot of electronics that need to be reliably on all the time. Alarm clocks are a good example of this. If the power goes out in the middle of the night and your alarm doesn’t go off, you could miss a very important appointment. The simplest solution to this problem is a battery backup system. That way, if the grid power drops below a ...
Telemetry in power systems has been around for quite a while, however it usually just showed up in high power environments like server farms. Power system telemetry is the communication between your system processing and the power supply devices. This communication can be used to control and / or monitor details about your power system. PMBus, Power Management Bus is an open standard for digital communication between power devices. The standard was created and is maintained by the System Managem ...