Articles by Paul McArdle

South Australia hits the Cumulative Price Threshold

For only the 5th time in 11 years of NEM history (and the 3rd time for South Australia) four consecutive days of price spikes have forced the Cumulative Price to the Threshold, and AEMO has imposed price caps to prevent retailers from going bust.




Prices race in QLD and NSW as horses race in VIC

Tuesday 3rd November, and the temperatures that had driven prices higher in SA the previous day moved eastwards.

Whilst VIC demand was lower as everyone lost their shirts on a horse, demand climbed in NSW and QLD, dragging prices upwards as well.





Demand Side Response

A collection of articles to do with demand side response (otherwise known as curtailability or demand response) in the National Electricity Market










Impact of the GFC on the NEM?

Out of curiosity, we have performed some analysis of the extent to which the GFC has had an impact on the level of consumption of electricity across the NEM.



A brief look at peak NEM-Wide Demand over recent winters

This weekend, we have prepared this analysis of the entries we received for our “Peak Demand Forecaster” competition for winter 2009.

In conjunction with this analysis, we thought it would be of interest to also incorporate this chart (generated from a BETA version of the NEM-Review v6 software package) to highlight how the peak NEM-Wide demand unfolded over the previous winters…