TABLE OF CONTENTS - The Professional Green Building Council

Theme C: Education and Market Transformationimplemented. Whilst buildings of this nature still contain opportunity, diminishingmarginal returns generally result in measures that are less financially attractive, ormore difficult to detect or implement.In contrast buildings scoring poorly on the ABGR rating scale, such as a rating of1.0 stars, are likely to have glaring issues and easy opportunities available withinthe building.3.2 TIME OF USE ELECTRICITY METERINGMost large electricity consumers within Australia are sold electricity on a time offuse tariff, which encompasses different consumption charges for different periodsof the day. The methodology used to calculate electricity tariffs using these metersresults in the energy retailer recording data for the meter on a half-hourly basis.Access to half hourly electricity data provided a basis to examine the building’susage profiles through the week, and through the year.1.210.8MW .0.60.4SatSunWeekday0.2000:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:00Time13:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00Figure 1: Weekly electricity consumption profile591