Sustainability Journal



May 2009 Issue (files are in PDF format)



Heating and Cooling Whole Communities

The cost of AE systems can be greatly reduced, and the installation simplified, if many homes or buildings share a single ground heat store. A generalized way of handling this for a mixture of building types is described in this month's article.


AE Street systems

The system described in the previous article introduces many new features that result from the distributed-source capability.