Electricity Monitoring
 AC Power Theory
 CT Sensors
 Voltage Sensing
 Current & Voltage
 Networking
 Pulse Counting
 Temperature
 Timeseries
 Emoncms Internals
 Other Software
  Sustainable Energy
  PV Diversion

Model examples

Existing examples of the common model types are:

Simple annual

Simple monthly

Simple daily, hourly

Dynamic simulations

Useful reading

A good book on building a low energy house with a great introduction to doing energy calculations: The Whole House Book by Pat Borer & Cindy Harris

Interesting GreenBuilding Forum discussion: What's the best modelling software...?

Passipedia: Internal Heat Capacity