Phantom Deloader circuit
posted by remintola on 3 December 2007 5:11
Problem context :

Idea: To save loss of electricity from "phantom loads", by incorporating a load sensing circuit in transformed charger/power supplies, which would will shut off the current draw once the device is fully charged/not in use. Is this possible? Could the circuit be reset once the device was plugged back in/turned back on?
I would like to submit this to the Idea Engine forum if possible.



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Absolutly Brilliant
answered by wmcleod on 8 December 2007 0:36
According to the Energy Star web site 40% of all electrical usage in the typical North American home is wasted through devices that continue to consume power even while switched off.
This is an issue that is just starting to make its rounds in the more popular part of environmentalism, mostly because it's also economic.
I'd like an EE to comment on the feasibility of this being done in a simpler way, but i know you could absolutely make a power cord (plug) cap that goes between the plug and the wall and compares power through the device when on to power though it when "off," then cuts the power dead.
Added feature: it could also keep track of the ammount of energy it has saved you over time. Or convert it to dollars (estimated) and tell you how much money it's saving you, and the moment it pays for itself.
I want to work on this, contact me. This gives me a LOT of ideas