Real Estate Investor Magazine South Africa September 2013 | Page 44

STRATEGIES
majority of the Campus buildings pre-date
the Energy Centre and are not readily able
to utilise LTHW for heating. The LTHW
system will be expanded as Campus buildings
are refurbished.
The waste heat can also be utilised to drive
absorption chillers to generate chilled water
and provide building cooling. The economics
of providing cooling from waste heat are
improving but have not yet reached the point
of being an attractive business case. The
Energy Centre has the potential to displace
the cooling load of the three largest buildings
on the Campus.

The first three years
The financial benefits of the Energy Centre
have improved steadily over the first three years
of operation. This has been achieved through
constant monitoring and regular optimisation.
A comprehensive monthly report is produced by
SDE which provides Absa with the information
required for group- wide energy reporting.
T he Eskom Emergenc y Generation
Programme allows Eskom to dispatch private
generation during times when the South

Africa electricity grid is under