Home monitoring energy
From ArmadeusWiki
The main goal of this project is to monitoring electricity consumption in a Home.
http://www.hackaday.com/2008/07/28/monitoring-home-energy-consumption/
analog part
Power calculation part
Maxim provide a pretty cool chip to measure current an voltage on 230Volt grid : http://www.maxim-ic.com/quick_view2.cfm/qv_pk/5673
Log part
The idea is to use APF9328 with SDCard to log measurement each 30 seconds.
Human communication part
The HME can be a home server branched to home network via apf ethernet interface, but it can also use LCD touchscreen to provide an interface for some manipulation.