Miscellaneous articles about what we observe during Winter 2011
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Paul McArdle
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Paul McArdle Wed 17th June 2009
Tassie hits the Cumulative Price Threshold
For only the third occasion in the 10 1/2 years that the NEM has been operational, the Cumulative Price Threshold (CPT) has been reached. Yesterday evening, the CPT was reached in the Tasmanian region.
Paul McArdle Thu 11th June 2009
Prices Surge in QLD and NSW as Demand Climbs
We noted yesterday (Wednesday 10th June) that NEM-wide demand climbed past 32,000MW for the first time this winter.
The following evening saw demand climb to similar levels (a peak of 32,054MW at 18:20 – so 35MW higher than the previous night). However the situation on Thursday night was different in two key ways…
Paul McArdle Fri 22nd June 2007
Background information to the shortage of capacity in winter 2007
Following from the interest generated in the article published in the AFR, we completed some analysis of the trend in IRPM over the history of the NEM up until June 2007.
The results of this analysis revealed that at no time before 2007 had the IRPM even dropped below 12% and that, except for the 2-day period (19th and 20th June) the IRPM had not dropped below 10%.
Paul McArdle Mon 13th June 2022
One more factor to consider … wind harvest drops under 1,000MW on Monday evening, NEM wide
Adding to the complexity of a dire supply-demand balance, aggregate production from wind has dropped below 1000MW today.

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